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2006-02-20 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/25476
* Makefile.in (LDFLAGS): Define from autoconf substitution.
* Makefile.in (BOOTSTRAPPING): New.
(quickstrap): New definition if BOOTSTRAPPING=yes.
* Makefile.in (CONFIG_LANGUAGES): Substitute all_selected_languages.
* configure.ac: Substitute all_selected_languages with the languages
that were configured. For all the other variables except
lang_specs_files, include all the languages in the tree.
* configure: Regenerate.
* Makefile.in (stmp-fixinc): Copy includes from the prev-gcc directory,
if there is one. Run the commands to run fixincludes in the same
subshell.
* doc/makefile.texi: Document new makefile targets from toplevel bootstrap.
* doc/install.texi: Document exact conventions for searching target tools.
Document --with-build-time-tools. Document toplevel bootstrap. Document
something more about building an Ada cross-compiler. Don't list GNU Make
requirements which affect all platforms.
2006-02-19 Roger Sayle <roger@eyesopen.com>
PR middle-end/19543
* varasm.c (compare_constant) <INTEGER_CST>: Integer constants are
only equivalent if the have both the same mode and precision.
2006-02-20 Ben Elliston <bje@au.ibm.com>
* doc/tree-ssa.texi (Interfaces): Describe low vs. high GIMPLE.
2006-02-19 Roger Sayle <roger@eyesopen.com>
Steven Bosscher <stevenb.gcc@gmail.com>
* gcse.c (want_to_gcse_p): On STACK_REGS targets, look through
constant pool references to identify stack mode constants.
* rtlanal.c (constant_pool_constant_p): New predicate to check
whether operand is a floating point constant in the pool.
* rtl.h (constant_pool_constant_p): Prototype here.
* loop.c (scan_loop): Avoid hoisting constants from the constant
pool on STACK_REGS targets.
(load_mems): Likewise.
* loop-invariant.c (get_inv_cost): Make hoisting constant pool
loads into x87 registers expensive in terms of register pressure.
2006-02-19 Roger Sayle <roger@eyesopen.com>
* gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to
__foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined.
2006-02-19 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/xcoff.h (TARGET_ASM_OUTPUT_ANCHOR): Define.
* config/rs6000/rs6000.c (rs6000_xcoff_asm_output_anchor): Define.
2006-02-19 Daniel Berlin <dberlin@dberlin.org>
* doc/invoke.texi: Document -fipa-pta.
* common.opt: Add ipa-pta option.
* tree-ssa-structalias.c (DONT_PROPAGATE_WITH_ANYTHING): Removed.
(do_sd_constraint): Enable DONT_PROPAGATE_WITH_ANYTHING code.
(do_ds_constraint): Ditto.
(get_constraint_for): Only add to referenced_vars if
referenced_vars exists.
(insert_into_field_list): Rewrite to do this unsorted.
(insert_into_field_list_sorted): Rename old insert_into_field_list
to this.
(create_function_info_for): Use insert_into_field_list_sorted.
(create_variable_info_for): Rewrite so it uses unsorted version,
since the field list is sorted.
(intra_create_variable_infos): Only add to referenced_vars if
referenced_vars exists.
(ipa_pta_execute): Init heapvars, and delete when done.
* passes.c (init_optimization_passes): Add call to pass_ipa_pta.
2006-02-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* doc/install.texi: Add missing `@samp'.
2006-02-18 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/darwin.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P):
Use the arguments.
2006-02-18 Mark Wielaard <mark@klomp.org>
* doc/contrib.texi (Contributors): Add classpath/libgcj hackers
who added new 4.1 features, bug fixes and integration support.
2006-02-18 David Edelsohn <edelsohn@gnu.org>
PR target/26350
* config/rs6000/rs6000.md (extenddftf2): Force 0.0 to validized
MEM for ABI_V4 pic.
2006-02-18 Richard Sandiford <richard@codesourcery.com>
* cselib.c (cselib_init): Change RTX_SIZE to RTX_CODE_SIZE.
* emit-rtl.c (copy_rtx_if_shared_1): Use shallow_copy_rtx.
(copy_insn_1): Likewise. Don't copy each field individually.
Reindent.
* read-rtl.c (apply_macro_to_rtx): Use RTX_CODE_SIZE instead
of RTX_SIZE.
* reload1.c (eliminate_regs): Use shallow_copy_rtx.
* rtl.c (rtx_size): Rename variable to...
(rtx_code_size): ...this.
(rtx_size): New function.
(rtx_alloc_stat): Use RTX_CODE_SIZE instead of RTX_SIZE.
(copy_rtx): Use shallow_copy_rtx. Don't copy each field individually.
Reindent.
(shallow_copy_rtx_stat): Use rtx_size instead of RTX_SIZE.
* rtl.h (rtx_code_size): New variable.
(rtx_size): Change from a variable to a function.
(RTX_SIZE): Rename to...
(RTX_CODE_SIZE): ...this.
PR target/9703
PR tree-optimization/17106
* doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Document.
(Anchored Addresses): New section.
* doc/invoke.texi (-fsection-anchors): Document.
* doc/rtl.texi (SYMBOL_REF_IN_BLOCK_P, SYMBOL_FLAG_IN_BLOCK): Likewise.
(SYMBOL_REF_ANCHOR_P, SYMBOL_FLAG_ANCHOR): Likewise.
(SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): Likewise.
* hooks.c (hook_bool_mode_rtx_false): New function.
* hooks.h (hook_bool_mode_rtx_false): Declare.
* gengtype.c (create_optional_field): New function.
(adjust_field_rtx_def): Add the "block_sym" field for SYMBOL_REFs when
SYMBOL_REF_IN_BLOCK_P is true.
* target.h (output_anchor, use_blocks_for_constant_p): New hooks.
(min_anchor_offset, max_anchor_offset): Likewise.
(use_anchors_for_symbol_p): New hook.
* toplev.c (compile_file): Call output_object_blocks.
(target_supports_section_anchors_p): New function.
(process_options): Check that -fsection-anchors is only used on
targets that support it and when -funit-at-a-time is in effect.
* tree-ssa-loop-ivopts.c (prepare_decl_rtl): Only create DECL_RTL
if the decl doesn't have one.
* dwarf2out.c: Remove instantiations of VEC(rtx,gc).
* expr.c (emit_move_multi_word, emit_move_insn): Pass the result
of force_const_mem through use_anchored_address.
(expand_expr_constant): New function.
(expand_expr_addr_expr_1): Call it. Use the same modifier when
calling expand_expr for INDIRECT_REF.
(expand_expr_real_1): Pass DECL_RTL through use_anchored_address
for all modifiers except EXPAND_INITIALIZER. Use expand_expr_constant.
* expr.h (use_anchored_address): Declare.
* loop-unroll.c: Don't declare rtx vectors here.
* explow.c: Include output.h.
(validize_mem): Call use_anchored_address.
(use_anchored_address): New function.
* common.opt (-fsection-anchors): New switch.
* varasm.c (object_block_htab, anchor_labelno): New variables.
(hash_section, object_block_entry_eq, object_block_entry_hash)
(use_object_blocks_p, get_block_for_section, create_block_symbol)
(use_blocks_for_decl_p, change_symbol_section): New functions.
(get_variable_section): New function, split out from assemble_variable.
(make_decl_rtl): Create a block symbol if use_object_blocks_p and
use_blocks_for_decl_p say so. Use change_symbol_section if the
symbol has already been created.
(assemble_variable_contents): New function, split out from...
(assemble_variable): ...here. Don't output any code for
block symbols; just pass them to place_block_symbol.
Use get_variable_section and assemble_variable_contents.
(get_constant_alignment, get_constant_section, get_constant_size): New
functions, split from output_constant_def_contents.
(build_constant_desc): Create a block symbol if use_object_blocks_p
says so. Or into SYMBOL_REF_FLAGS.
(assemble_constant_contents): New function, split from...
(output_constant_def_contents): ...here. Don't output any code
for block symbols; just pass them to place_section_symbol.
Use get_constant_section and get_constant_alignment.
(force_const_mem): Create a block symbol if use_object_blocks_p and
use_blocks_for_constant_p say so. Or into SYMBOL_REF_FLAGS.
(output_constant_pool_1): Add an explicit alignment argument.
Don't switch sections here.
(output_constant_pool): Adjust call to output_constant_pool_1.
Switch sections here instead. Don't output anything for block symbols;
just pass them to place_block_symbol.
(init_varasm_once): Initialize object_block_htab.
(default_encode_section_info): Keep the old SYMBOL_FLAG_IN_BLOCK.
(default_asm_output_anchor, default_use_aenchors_for_symbol_p)
(place_block_symbol, get_section_anchor, output_object_block)
(output_object_block_htab, output_object_blocks): New functions.
* target-def.h (TARGET_ASM_OUTPUT_ANCHOR): New macro.
(TARGET_ASM_OUT): Include it.
(TARGET_USE_BLOCKS_FOR_CONSTANT_P): New macro.
(TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET): New macros.
(TARGET_USE_ANCHORS_FOR_SYMBOL_P): New macro.
(TARGET_INITIALIZER): Include them.
* rtl.c (rtl_check_failed_block_symbol): New function.
* rtl.h: Include vec.h. Declare heap and gc rtx vectors.
(block_symbol, object_block): New structures.
(rtx_def): Add a block_symbol field to the union.
(BLOCK_SYMBOL_CHECK): New macro.
(rtl_check_failed_block_symbol): Declare.
(SYMBOL_FLAG_IN_BLOCK, SYMBOL_FLAG_ANCHOR): New SYMBOL_REF flags.
(SYMBOL_REF_IN_BLOCK_P, SYMBOL_REF_ANCHOR_P): New predicates.
(SYMBOL_FLAG_MACH_DEP_SHIFT): Bump by 2.
(SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): New accessors.
* output.h (output_section_symbols): Declare.
(object_block): Name structure.
(place_section_symbol, get_section_anchor, default_asm_output_anchor)
(default_use_anchors_for_symbol_p): Declare.
* Makefile.in (RTL_BASE_H): Add vec.h.
(explow.o): Depend on output.h.
* config/rs6000/rs6000.c (TARGET_MIN_ANCHOR_OFFSET): Override default.
(TARGET_MAX_ANCHOR_OFFSET): Likewise.
(TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
(rs6000_use_blocks_for_constant_p): New function.
2006-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* doc/install.texi (hppa*-hp-hpux*): Update for 4.1.0.
2006-02-18 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25680
* tree-ssa-ccp.c (ccp_fold): Handle store CCP of REALPART_EXPR and
IMAGPART_EXPR.
2006-02-18 Diego Novillo <dnovillo@redhat.com>
* tree-flow.h (struct var_ann_d): Rename field is_alias_tag to
is_aliased.
Update all users.
2006-02-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/26334
* stmt.c (decl_overlaps_hard_reg_set_p): Use DECL_HARD_REGISTER
instead of DECL_REGISTER.
2006-02-18 Olivier Hainque <hainque@adacore.com>
PR ada/13408
* pa.h (WIDEST_HARDWARE_FP_SIZE): Define.
2006-02-18 Joseph S. Myers <joseph@codesourcery.com>
PR target/24837
* config.gcc: Define UCLIBC_DEFAULT to 0 or 1.
* opth-gen.awk: Handle Var and InverseMask together.
* config/linux.opt (muclibc, mglibc): Use Var(linux_uclibc).
* config/linux.h: Use #if not #ifdef for testing UCLIBC_DEFAULT.
(TARGET_C99_FUNCTIONS): Test OPTION_GLIBC not TARGET_GLIBC.
(CHOOSE_DYNAMIC_LINKER): Give an error for -mglibc and -muclibc
used together.
(UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
* config/alpha/linux-elf.h (GLIBC_DYNAMIC_LINKER,
UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER): Define.
(ELF_DYNAMIC_LINKER): Define to LINUX_DYNAMIC_LINKER.
* config/alpha/linux.h (TARGET_C99_FUNCTIONS): Define to
TARGET_GLIBC.
* config/cris/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(CRIS_LINK_SUBTARGET_SPEC): Pass a -dynamic-linker option.
* config/frv/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
(TARGET_C99_FUNCTIONS): Don't define.
* config/i386/linux.h (DYNAMIC_LINKER): Rename to
GLIBC_DYNAMIC_LINKER.
(SUBTARGET_EXTRA_SPECS): Use LINUX_DYNAMIC_LINKER.
* config/i386/linux64.h (GLIBC_DYNAMIC_LINKER32,
GLIBC_DYNAMIC_LINKER64): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER32 and
LINUX_DYNAMIC_LINKER64.
* config/ia64/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/m32r/linux.h (GLIBC_DYNAMIC_LINKE): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/m68k/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/mips/linux64.h (GLIBC_DYNAMIC_LINKER32,
GLIBC_DYNAMIC_LINKER64, GLIBC_DYNAMIC_LINKERN32,
UCLIBC_DYNAMIC_LINKERN32, LINUX_DYNAMIC_LINKERN32): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKERN32, LINUX_DYNAMIC_LINKER64
and LINUX_DYNAMIC_LINKER32.
* config/mn10300/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/pa/pa-linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define to
TARGET_GLIBC.
* config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
(GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64,
UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
CHOOSE_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
(LINK_OS_LINUX_SPEC32): Use LINUX_DYNAMIC_LINKER32.
(LINK_OS_LINUX_SPEC64): Use LINUX_DYNAMIC_LINKER64.
* config/rs6000/sysv4.h (GLIBC_DYNAMIC_LINKER,
UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER): Define.
(LINK_OS_LINUX_SPEC): Use LINUX_DYNAMIC_LINKE.
* config/s390/linux.h (GLIBC_DYNAMIC_LINKER32,
GLIBC_DYNAMIC_LINKER64): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER32 and
LINUX_DYNAMIC_LINKER64.
* config/sh/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(SUBTARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/sparc/linux.h (GLIBC_DYNAMIC_LINKER,
UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
(TARGET_C99_FUNCTIONS): Define to TARGET_GLIBC.
* config/sparc/linux64.h (GLIBC_DYNAMIC_LINKER32,
GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER32,
UCLIBC_DYNAMIC_LINKER64, CHOOSE_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
(LINK_ARCH32_SPEC): Use LINUX_DYNAMIC_LINKER32.
(LINK_ARCH64_SPEC, LINK_SPEC): Use LINUX_DYNAMIC_LINKER64.
(TARGET_C99_FUNCTIONS): Define to TARGET_GLIBC.
* config/xtensa/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* doc/invoke.texi (-muclibc): Remove caveat about supported
targets.
2006-02-17 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
* doc/cpp.texi (__TIMESTAMP__): Document.
2006-02-17 Roger Sayle <roger@eyesopen.com>
PR middle-end/25600
* fold-const.c (fold_binary): Fold (X >> C) != 0 into X < 0 when
C is one less than the width of X (and related transformations).
* simplify_rtx.c (simplify_unary_operation_1): Transform
(neg (lt x 0)) into either (ashiftrt X C) or (lshiftrt X C)
depending on STORE_FLAG_VALUE, were C is one less then the
width of X.
2006-02-17 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/26341
* tree-ssa-operands.c (add_virtual_operand): Remove assert
about NAME_MEMORY_TAG's.
2006-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/26255
* pa.md: Create separate HI and QI move patterns for 32-bit and 64-bit
with hardware float support, and software float support. Add fcpy
alternative to hardware patterns. Add alternatives to copy between
general and floating-point registers to the 32-bit pattern.
* pa.c (pa_secondary_reload): Don't abort if reload tries to find a
secondary reload to load a QI or HI mode constant into a floating
point register.
* pa32-regs.h (VALID_FP_MODE_P): Allow QImode and HImode.
* pa64-regs.h (VALID_FP_MODE_P): Likewise.
2006-02-17 Andrew Pinski <pinskia@physics.uc.edu>
PR target/26272
* config/rs6000/darwin.md (load_macho_picbase_si): Add
pc to the pattern.
(load_macho_picbase_di): Likewise.
2006-02-16 Jeff Law <law@redhat.com>
* tree-vrp.c (set_value_range_to_nonnegative): New function.
(vrp_expr_computes_nonnegative, ssa_name_nonnegative_p): Likewise.
(ssa_name_nonzero_p): Likewise.
(get_value_range): Return NULL if VRP is not running.
(extract_range_from_expr): Fallback to tree_expr_XXX_p if
VRP routines do not discover a range.
(vrp_finalize): Clear VR_VALUE to indicate VRP is not running.
* tree.h (ssa_name_nonzero_p, ssa_name_nonnegative_p): Prototype.
* fold-const.c (tree_expr_nonzero_p): For SSA_NAMEs, query VRP.
(tree_expr_nonnegative_p): Similarly.
* tree-ssa-dom.c (nonzero_vars, nonzero_vars_stack): Remove.
(restore_nonzero_vars_to_original_value): Remove.
(unsafe_associative_fp_binop): Remove.
(tree_ssa_dominator_optimize): Remove initialization and
finalization of nonzero_vars and nonzero_vars_stack.
(dom_opt_initialize_block): No longer push marker on
nonzero_vars_stack.
(dom_opt_finalize_block): No longer call
restore_nonzero_vars_to_original_value.
(record_equivalences_from_phis): No longer look for
nonzero PHI arguments.
(cprop_into_successor_phis): No longer propagate nonzero
property into PHI arguments. Lose unused argument. Caller
updated.
(record_equivalences_from_stmt): No longer record nonzero
values for SSA_NAMEs.
(lookup_avail_expr): No longer use nonzero_vars.
* stor-layout.c (set_sizetype): Set TYPE_MAX_VALUE properly
for sizetype when sizetype is unsigned.
2006-02-16 Denis Nagorny <denis_nagorny@linux.intel.com>
PR rtl-optimization/25603
* reload.c (reg_inc_found_and_valid_p): New. Check REG_INC note.
(regno_clobbered_p): Use it. Reusing SETS argument for REG_INC case.
* reload1.c (choose_reload_regs): Added call of regno_clobbered_p
with new meaning of SETS.
2006-02-16 Joseph S. Myers <joseph@codesourcery.com>
PR target/20353
PR target/24578
PR target/24837
* config/linux.opt: New file.
* config/linux.h (CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER): Define.
(TARGET_C99_FUNCTIONS): Define depending on TARGET_GLIBC.
* config.gcc (*-*-linux*): Define extra_options.
(*-*-*uclibc*): Define UCLIBC_DEFAULT.
(arm*-*-linux-gnueabi): Change to arm*-*-linux-*eabi.
* config/arm/linux-eabi.h (LINUX_TARGET_INTERPRETER): Change to
GLIBC_DYNAMIC_LINKER.
* config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): Likewise.
(LINUX_TARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* config/mips/linux.h (GLIBC_DYNAMIC_LINKER): Define.
(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
* doc/invoke.texi (GNU/Linux Options): New section.
2006-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.md (setjmp): Rewrite.
(setjmp_32): Delete.
(setjmp_64): Likewise.
2006-02-16 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-operands.c (access_can_touch_variable): Fix typo in
previous change.
2006-02-16 Zdenek Dvorak <dvorakz@suse.cz>
* loop-invariant.c (invariant_for_use, check_dependencies): Fail for
read-write uses.
2006-02-16 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26296
* Makefile.in (loop-invariant.c): Add except.h dependency.
* loop-invariant.c: Include except.h.
(find_invariant_insn): Ignore insns satisfying can_throw_internal.
2005-02-16 Paul Brook <paul@codesourcery.com>
* reload1.c (emit_reload_insns): Invalidate dead input registers used
for reloads.
2006-02-16 Bernd Schmidt <bernd.schmidt@analog.com>
PR rtl-optimization/25636
* local-alloc.c (update_equiv_regs): Lose a bogus rtx_equal_p test
when deciding whether an insn is an initializing insn.
2006-02-15 Daniel Berlin <dberlin@dberlin.org>
* tree.c (init_ttree): Add STRUCT_FIELD_TAG handling.
(tree_code_size): Ditto.
* tree.h (struct tree_memory_tag): Remove parent_var.
(struct tree_struct_field_tag): New.
(SFT_OFFSET): New.
(SFT_SIZE): New.
(union tree_node): Add sft member.
* tree-ssa-alias.c (get_tmt_for): Don't handle TYPE_READONLY
specially here.
(create_sft): Add size and offset argument, set SFT_OFFSET and
SFT_SIZE.
(create_overlap_variables_for): Update for SFT_OFFSET/SFT_SIZE.
* treestruct.def: Add TS_STRUCT_FIELD_TAG.
* tree-flow-inline.h (get_subvar_at): Update for
SFT_OFFSET/SFT_SIZE.
(var_can_have_subvars): Ditto.
(overlap_subvar): Ditto.
* print-tree.c (print_node): Print out interesting things for
SFT's.
* tree-flow.h (struct subvar): Remove offset and size members.
* tree-ssa-operands.c (get_expr_operands): Update for
get_indirect_ref_operands changes.
(get_indirect_ref_operands): Call add_virtual_operand instead of
add_stmt_operand. Only recurse on base var if requested.
(access_can_touch_variable): New function.
(add_stmt_operand): Split virtual operand handling into ...
(add_virtual_operand): Here. Add offset, size, and for_clobber
arguments. Prune alias sets.
(add_call_clobber_ops): Call add_virtual_operand.
2006-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/26300
* combine.c (make_extraction): Bail out if ORIG_POS is negative.
* tree.h (struct tree_omp_clause): Use OMP_CLAUSE_CODE rather
than TREE_CODE as index into omp_clause_num_ops array.
2006-02-15 Uttam Pawar <uttamp@us.ibm.com>
PR rtl-optimization/26184
* modulo-sched.c (generate_reg_moves): Free bitmap vector
uses_of_defs.
* modulo-sched.c (sms_schedule): Free g_arr pointer.
* modulo-sched.c (sms_schedule_by_order): Free bitmap pointers
must_precede, must_follow and tobe_scheduled.
PR other/26147
* opts.c (common_handle_option): Free new_option pointer.
* df-core.c (df_analyze): Free postorder pointer.
2006-02-15 Rafael <20>vila de Esp<73>ndola <rafael.espindola@gmail.com>
* Makefile.in: Fix the examples about the use of stamps
2006-02-15 Michael Matz <matz@suse.de>
PR middle-end/22275
* stor-layout.c (layout_decl): Zero-width bitfields aren't
influenced by maximum_field_alignment or DECL_PACKED.
(update_alignment_for_field): Ditto.
(place_field): Ditto.
* doc/extend.texi (<#pragma pack>, <Type Attributes>): Document
this behaviour.
2006-02-15 Paolo Bonzini <bonzini@gnu.org>
* cfg.c (dump_flow_info): Get dump flags as an additional parameter.
(debug_flow_info): Pass it.
* alias.c (rest_of_handle_cfg): Adjust calls to dump_flow_info.
* bb-reorder.c (reorder_basic_blocks): Likewise.
* cfgcleanup.c (rest_of_handle_jump2): Likewise.
* cse.c (rest_of_handle_cse, rest_of_handle_cse2): Likewise.
* flow.c (life_analysis, recompute_reg_usage): Likewise.
* gcse.c (gcse_main, bypass_jumps): Likewise.
* ifcvt.c (rest_of_handle_if_conversion): Likewise.
* local-alloc.c (rest_of_handle_local_alloc): Likewise.
* loop-init.c (rtl_loop_init, rtl_loop_done): Likewise.
* profile.c (compute_branch_probabilities, branch_prob): Likewise.
* rtl.h (dump_flow_info): Adjust prototype.
* tracer.c (rest_of_handle_tracer, tracer): Likewise.
* var-tracking.c (variable_tracking_main): Likewise.
* passes.c (execute_todo): Obey TDF_BLOCKS for RTL.
* tree-dump.c (enable_rtl_dump_file): Enable the details and blocks
options.
2006-02-15 Marcin Dalecki <martin@dalecki.de>
* tree-ssa-dom.c (dom_thread_across_edge): fix tag expression
construction.
2006-02-14 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/26209
* tree-ssa-loop.c (pass_scev_cprop): Add TODO_cleanup_cfg.
* tree-cfgcleanup.c (cleanup_control_flow): Remove dead
eh edges.
* tree-cfg.c (replace_uses_by): Do not alter cfg.
2006-02-14 Roger Sayle <roger@eyesopen.com>
PR middle-end/23670
* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Optimize (X&Y)|Y into
(X,Y) and the corresponding symmetry related transformations.
(fold_binary) <BIT_AND_EXPR>: Likewise, optimize (X|Y)&Y into
(X,Y) and its symmetry related transformations.
2006-02-14 Roger Sayle <roger@eyesopen.com>
* dojump.c (do_compare_rtx_and_jump): Also handle multi-word GTU
and GEU.
2006-02-14 Adam Nemet <anemet@caviumnetworks.com>
* simplify-rtx.c (simplify_subreg): Combine SUBREG and TRUNCATE.
2006-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
PR bootstrap/26053
* configure.ac (HAVE_COMDAT_GROUP): Don't assume non-GNU linkers
support COMDAT group.
* configure: Regenerate.
2006-02-14 Roger Sayle <roger@eyesopen.com>
PR middle-end/26279
PR middle-end/26280
PR middle-end/26283
* dojump.c (do_compare_rtx_and_jump): Handle multi-word LE.
2006-02-14 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/26260
* doc/invoke.texi (max-fields-for-field-sensitive): Document
param.
* params.h (MAX_FIELDS_FOR_FIELD_SENSITIVE): New.
* params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Ditto.
* tree-ssa-structalias.c (create_variable_info_for): Use
MAX_FIELDS_FOR_FIELD_SENSITIVE.
2006-02-14 Zdenek Dvorak <dvorakz@suse.cz>
* doc/invoke.texi (-fprefetch-loop-arrays, -fprefetch-loop-arrays-rtl):
Document.
* tree-ssa-loop-niter.c (number_of_iterations_ne,
number_of_iterations_lt, number_of_iterations_cond): Remember the shape
of the ending condition.
* tree-ssa-loop-manip.c: Include params.h.
(build_if_stmt, can_unroll_loop_p, determine_exit_conditions,
tree_unroll_loop): New functions.
* tree-pass.h (pass_loop_prefetch): Declare.
* loop.c (rest_of_handle_loop_optimize): Test for
-fprefetch-loop-arrays-rtl.
* tree-scalar-evolution.h (affine_iv): Moved to tree-flow.h.
* timevar.def (TV_TREE_PREFETCH): New timevar.
* tree-ssa-loop.c (tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch,
pass_loop_prefetch): New.
* tree-cfgcleanup.c: Include tree-scalar-evolution.h.
(cleanup_tree_cfg_loop): Call scev_reset.
* common.opt (fprefetch-loop-arrays-rtl): Add.
* tree-ssa-loop-prefetch.c: New file.
* tree-outof-ssa.c (struct value_expr_d): Add expr_vars field.
(new_temp_expr_table): Initialize expr_vars.
(free_temp_expr_table): Cleanup expr_vars.
(check_replaceable, find_replaceable_in_bb): Prevent accumulating
expressions from being merged into one.
* tree-flow.h (affine_iv): Moved from tree-scalar-evolution.h.
(struct tree_niter_desc): Add control, bound and cmp fields.
(tree_ssa_prefetch_arrays, can_unroll_loop_p, tree_unroll_loop):
Declare.
* Makefile.in (tree-ssa-loop-prefetch.o): Add.
(tree-cfgcleanup.o): Add SCEV_H dependency.
(tree-ssa-loop-manip.o): Add PARAMS_H dependency.
* passes.c (init_optimization_passes): Add pass_loop_prefetch.
2006-02-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/26258
* tree-ssa-structalias.c (find_func_aliases): Handle aggregates
in PHI argument processing.
2006-02-13 Adam Nemet <anemet@caviumnetworks.com>
* simplify-rtx.c (simplify_unary_operation_1) <TRUNCATE>: Return
new expression in the requested machine mode.
2006-02-13 Roger Sayle <roger@eyesopen.com>
* optabs.c (expand_abs): Don't call do_jump_by_parts_greater_rtx
directly, instead let do_compare_rtx_and_jump handle this for us.
* expr.c (expand_expr_real_1): Likewise.
* dojump.c (do_jump_by_parts_greater_rtx): Make static. Move
before do_jump_by_parts_greater.
(do_jump_by_parts_greater): Move after do_jump_by_parts_greater_rtx.
* expr.h (do_jump_by_parts_greater_rtx): Delete prototype.
2006-02-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa/quadlib.c: Use defines instead of enum qfcmp_magic.
2006-02-13 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26235
* loop-invariant.c (hash_invariant_expr_1): Handle 'i' and 'n' formats.
(invariant_expr_equal_p): Handle 'i' and 'n' formats. Fail on unknown
format.
2006-02-13 Jeff Law <law@redhat.com>
* tree-vrp.c (extract_range_from_binary_expr): Remove handling of
TRUTH_XOR_EPR.
2006-02-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/26092
* gimplify.c (gimplify_call_expr): Don't call get_callee_fndecl
twice if decl is a builtin. When trying again, call get_callee_fndecl
first to verify it is still a builtin.
2006-02-13 Geoffrey Keating <geoffk@apple.com>
* dwarf2out.c (base_type_die): Don't add AT_name here.
(subrange_type_die): Don't add AT_name here.
(modified_type_die): Rearrange code flow. Do add AT_name here.
2006-02-13 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26247
PR rtl-optimization/26248
* loop-invariant.c (may_assign_reg_p): Do not allow VOIDmode.
2006-02-13 Richard Sandiford <richard@codesourcery.com>
* config/floatunditf.c: Use if __LDBL_MANT_DIG__ == 113.
* config/fixtfdi.c: Likewise.
* config/fixunstfdi.c: Likewise.
* config/floatditf.c: Likewise.
2006-02-13 Roger Sayle <roger@eyesopen.com>
PR middle-end/24427
* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Transform (X&C1)|C2
into (X,C2) if C1 is a subset of the bits of C2. Transform
(X&C1)|C2 into X|C2 if C1|C2 == ~0. Canonicalize (X&C1)|C2 as
(X&(C1&~C2))|C2.
<BIT_AND_EXPR>: Canonicalize (X|C1)&C2 as (X&C2)|(C1&C2).
2006-02-13 Josh Conner <jconner@apple.com>
PR target/25376
* varasm.c (function_section): Check for section name before
calling select_section on targets that define
USE_SELECT_SECTION_FOR_FUNCTIONS. On other targets, use
unlikely_text_section instead of hot_function_section if
first_function_block_is_cold.
2006-02-13 J"orn Rennecke <joern.rennecke@st.com>
PR middle-end/25335
* reload1.c (gen_reload): Also use find_replacement in UNARY_P case.
2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26222
* function.c (assign_stack_temp_for_type): Do not reuse stack slots
after tree->rtl expansion.
* loop-invariant.c (move_invariant_reg): Use force_operand on rhs
before passing it to emit_move_insn.
2006-02-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
* doc/invoke.texi (-Write-strings): Document that it is enabled by
default.
* c.opt (-Wwrite-strings): Declare variable warn_write_strings.
Clarify documentation.
* c-common.h (warn_write_strings): Remove.
* c-common.c (warn_write_strings): Likewise.
* c-opts.c (c_common_init_options): Enable -Wwrite-strings by
default for C++.
2006-02-12 Roger Sayle <roger@eyesopen.com>
PR middle-end/25724
* dojump.c (do_jump): Call do_compare_rtx_and_jump.
(do_jump_parts_zero_rtx): New function renamed from
do_jump_parts_equality_rtx. Made static. Add a mode argument.
(do_jump_parts_equality_rtx): New function split out from
do_jump_parts_equality. Old implementation renamed as above.
Call do_jump_parts_zero_rtx if either operand is zero.
(do_jump_parts_equality): Call do_jump_parts_equality_rtx to
do all of the heavy lifting.
(do_compare_rtx_and_jump): Handle multi-word comparisons by
calling either do_jump_by_parts_greater_rtx or
do_jump_by_parts_equality_rtx.
* expr.h (do_jump_by_parts_equality_rtx): Remove prototype.
* expmed.c (do_cmp_and_jump): Now multi-word optimization has
moved to do_compare_rtx_and_jump, call it directly.
* stmt.c (do_jump_if_equal): Remove static prototype. Add a
mode argument. Call do_compare_rtx_and_jump.
(emit_case_nodes): Update calls to do_jump_if_equal.
2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26225
* loop-invariant.c (may_assign_reg_p): Do not allow BLKmode operands.
2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26232
* loop-invariant.c (find_invariant_insn): Ignore insns that set CC0.
2006-02-11 Jason Merrill <jason@redhat.com>
PR tree-opt/24365
* tree-inline.c (declare_return_variable): Just don't use the
modify target if it's a gimple complex reg and the return slot
isn't.
2006-02-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* doc/contrib.texi: Update my entry.
2006-02-10 Geoffrey Keating <geoffk@apple.com>
* config/i386/darwin.h (DBX_REGISTER_NUMBER): Define.
2006-02-10 Diego Novillo <dnovillo@redhat.com>
* tree-inline.c (estimate_num_insns_1): Make OpenMP directives
expensive.
2006-02-10 Zdenek Dvorak <dvorakz@suse.cz>
* doc/invoke.texi (-floop-optimize2): Removed.
* toplev.c (process_options): Remove handling of flag_loop_optimize2.
* loop-init.c (gate_handle_loop2): Do not test flag_loop_optimize2.
Test flag_branch_on_count_reg only if HAVE_doloop_end.
* common.opt (floop-optimize2): Removed.
(fmove-loop-invariants): Enabled by default.
2006-02-10 Sebastian Pop <pop@cri.ensmp.fr>
* tree-if-conv.c (combine_blocks): Free the result of
get_loop_exit_edges.
2006-02-10 Jeff Law <law@redhat.com>
* fold-const.c (tree_expr_nonzero_p): Fix thinko.
PR tree-optimization/26213
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
loop trying to follow SSA_NAME_VALUE chains.
2006-02-10 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (get_ref_base_and_extent): When computing maxsize
deal with structures that end in implicitly variable sized arrays.
2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/24762
* df-scan.c (df_bb_refs_record): Record correct registers defined on
eh edges.
2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
(struct ivopts_data): Add regs_used field.
(tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
(ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
instead of loop_data->regs_used;
(free_loop_data): Do not free aux fields for loops.
(tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
and tree_ssa_iv_optimize_finalize.
2006-02-09 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.
2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
PR target/26141
* sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
computing the effective result type.
2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
PR inline-asm/16194
* tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
(tree_overlaps_hard_reg_set): Declare.
* stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return
type and signature to match function type expected by walk_tree.
(tree_overlaps_hard_reg_set): New function.
(decl_conflicts_with_clobbers_p): Rename to:
(tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument.
Use tree_overlaps_hard_reg_set. Changed caller.
* doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
* cris.c (cris_md_asm_clobbers): Likewise.
2006-02-09 Bernd Schmidt <bernd.schmidt@analog.com>
* reload1.c (emit_input_reload_insns): Delete code that tries to
inherit using find_equiv_reg.
2006-02-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
* c-common.h (flag_const_strings): Don't declare.
* c-common.c (flag_const_strings): Remove.
* c.opt (fconst_strings): Remove.
* c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
<OPT_Wwrite_strings>: Don't set flag_const_strings.
(c_common_init_options): Don't set flag_const_strings.
* doc/invoke.texi (-fno-const-strings): Remove documentation.
2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.md (tlobits_cbranch): New pattern.
* arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
testing a single bit.
2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/26179
* tree-ssa-pre.c (create_component_ref_by_pieces):
Handle RETURN_DECL like VAR_DECL.
2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/26134
* fold-const.c (fold_indirect_ref_1): Fold
"*(foo *)&complexfoo" to "__real__ complexfoo"
and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
* tree-flow-inline.h (var_can_have_subvars):
Volatile variables should not have subvariables.
2006-02-09 Diego Novillo <dnovillo@redhat.com>
PR 26180
* tree-vrp.c (vrp_int_const_binop): Detect overflow when
multiplying unsigned values.
Tidy comments.
2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (tls_call_delay): Fix oversight.
2006-02-08 Jason Merrill <jason@redhat.com>
PR c++/25979
* tree.def: Elaborate on difference from MODIFY_EXPR.
* doc/c-tree.texi (INIT_EXPR): Likewise.
* gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
(gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
(gimplify_target_expr): Likewise.
(gimplify_cond_expr): Remove target handling.
(gimplify_modify_expr): Don't clobber INIT_EXPR code here.
(gimplify_expr): Clobber it here.
(gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
Do return slot optimization if we have an INIT_EXPR.
PR tree-opt/24365
* tree-inline.c (declare_return_variable): Also clear
DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
PR c++/16405
* gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
PR middle-end/22439
* gimplify.c (gimplify_one_sizepos): Fix typo.
2006-02-08 Jeff Law <law@redhat.com>
PR tree-optimization/21417
* tree-ssa-threadedge.c (thread_across_edge): Reject threading
across a backedge if the control statement at the end of the
block is data dependent on other statements in the same block.
(record_temporary_equivalences_from_stmts): Remove over-conservative
test for threading across backedges.
* tree-ssa-dce.c (remove_dead_statement): When removing a dead
control statement, handle all three special cases in the same
manner as they all have the same desired solution. No longer
special case edge flag updating when the post dominator is
the exit block.
2006-02-08 Roger Sayle <roger@eyesopen.com>
* tree.def (CHAR_TYPE): Remove.
* dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
* dwarf2out.c (base_type_die, is_base_type): Likewise.
(gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
(gen_string_type_die): Delete unreachable function.
* tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
* tree.c (build_int_cst_wide, type_contains_placeholder_1,
type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
* tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
* builtins.c (type_to_class): Likewise.
* fold-const.c (fold_convert, build_range_check,
merge_ranges): Likewise.
* expr.c (count_type_elements): Likewise.
* c-pretty-print.c (pp_c_type_specifier): Likewise.
* stor-layout.c (layout_type): Likewise.
* ipa-type-escape.c (type_to_consider): Likewise.
* gimplify.c (omp_firstprivatize_type_sizes,
gimplify_type_sizes): Likewise.
* explow.c (promote_mode): Likewise.
* tree-sra.c (is_sra_scalar_type): Likewise.
* varasm.c (output_constant): Likewise.
* tree-inline.c (remap_type_1): Likewise.
* convert.c (convert_to_pointer, convert_to_real,
convert_to_integer, convert_to_complex): Likewise.
2006-02-08 Daniel Berlin <dberlin@dberlin.org>
* df-scan.c (df_def_record_1): A set destination may
be a parallel regardless of mode.
2006-02-08 Roger Sayle <roger@eyesopen.com>
PR target/22209
* config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
* config/mips/_tilib.c: Remove.
* config/fixtfdi.c: New libgcc source file.
* config/fixunstfdi.c: New source file.
* config/floatditf.c: New source file.
* config/floatunditf.c: New souce file.
* config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
files above instead of config/mips/_tilib.c.
* config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
2006-02-08 Jeff Law <law@redhat.com>
PR tree-optimization/26169
* tree-vrp.c (execute_vrp): Perform any queued SSA updates before
threading jumps.
2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
* df.h (DF_REG_SIZE): Return the length of the initialized
part of the array.
2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
* gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
__muldf3): Return a correctly signed zero.
2006-02-08 Paolo Bonzini <bonzini@gnu.org>
* passes.c (register_one_dump_file): Accept the current properties
instead of pass number. Adjust call to dump_register. Remove
duplicated code.
(register_dump_files): Now a wrapper around...
(register_dump_files_1): ... this one. Do not modify the pass
structure.
(next_pass_1): Cosmetic fix.
(execute_todo): Keep second parameter only. Use curr_properties
instead of fetching it from the pass structure. Check and set
last_verified.
(execute_one_pass): Handle TODO_set_props. Use curr_properties
instead of fetching it from the pass structure. Fix calls to
execute_todo. Update curr_properties and initialize .vcg RTL dump
after running the pass. Reset last_verified.
* tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
at the beginning.
(FIRST_AUTO_NUMBERED_DUMP): New.
(dump_register): Remove "num" parameter, assign it within the
function.
(get_dump_file_name): Modify template for dumps.
* tree-dump.h (dump_register): Adjust prototype.
* tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
(PROP_trees): Add PROP_gimple_lomp.
(TODO_set_props): New.
* gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
* tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
* cfgexpand.c (pass_expand): Destroy PROP_trees.
2006-02-08 Jakub Jelinek <jakub@redhat.com>
* config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
(sparc64-*-linux*): Likewise.
* config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
* config/sparc/t-linux: New file.
* config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
__floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
(__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
-m32 -mlong-double-128.
* config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
* config/alpha/t-linux: New file.
* config/alpha/libgcc-alpha-ldbl.ver: New file.
* config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
__LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
(CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
* config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
__LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
(CPP_ARCH32_SPEC): Remove.
2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
PR tree-optimization/26145
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
bbs pointer.
2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/26109
* pa.c (attr_length_indirect_call): Don't return length 8 for distances
>= 240000 when generating code for SOM runtime.
(output_indirect_call): Don't use "b,l" instruction for indirect calls
to $$dyncall when generating code for SOM runtime..
2006-02-07 Dirk Mueller <dmueller@suse.com>
PR c++/18150
* doc/invoke.texi (-Wsequence-point): Update documentation
that -Wsequence-point is implemented for C++ as well.
2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
* config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
(LIB_SPEC): Likewise.
* doc/invoke.texi (SPARC options): Document -pthread.
2006-02-07 Geoffrey Keating <geoffk@apple.com>
* config/i386/i386.c (ix86_delegitimize_address): Support Darwin
PIC addresses.
2006-02-07 Roger Sayle <roger@eyesopen.com>
* config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
Correct comment describing BOOLEAN_TYPE.
2006-02-07 Dirk Mueller <dmueller@suse.com>
* c.opt: C++ frontend supports -Wdiv-by-zero.
* c-opts.c (c_common_handle_option): Remove dead case.
2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
* configure.ac (TLS assembler check): Do not enable TLS by
default on SPARC/Solaris before version 10.
* configure: Regenerate.
2006-02-07 David Edelsohn <edelsohn@gnu.org>
* doc/invoke.texi (xl-compat): Document conversion and support
routine names.
2006-02-07 Jeff Law <law@redhat.com>
* tree-vrp.c (find_conditional_asserts): Update comments.
(simplify_stmt_for_jump_threading): New.
(identify_jump_threads, finalize_jump_threads): New.
(vrp_finalize): Call identify_jump_threads.
(execute_vrp): Call finalize_jump_threads.
* tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
(vrp_element, vrp_data, vrp_element_p): Remove.
(vrp_hash_elt, vrp_variables_stack): Remove.
(vrp_hash, vrp_eq, record_range): Remove.
(simplify_cond_and_lookup_avail_expr): Remove.
(extract_range_from_cond): Remove.
(thread_across_edge): Relocated into tree-ssa-threadedge.c.
(simplify_stmt_for_jump_threading): New.
(dom_thread_across_edge): New wrapper.
(tree_ssa_dominator_optimize): No longer initialize or
finalize any of the VRP datastructures. Remove iteration
step and simplify as a result of removal of iteration step.
(pass_dominator): Perform a cfg cleanup after DOM.
(dom_opt_finalize_block): Use the new common routines
for threading jumps. Simplify stack management slightly.
No longer need to unwind VRP state.
(record_equivalences_from_incoming_edge): No longer record
VRP information.
(eliminate_redundant_computations): No longer call
simplify_cond_and_lookup_avail_expr.
* tree-flow.h (potentially_threadable_block): Prototype.
(thread_across_edge): Likewise.
* Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
(tree-ssa-threadedge.o): Add dependencies.
* tree-ssa-threadedge.c: New file.
* passes.c (init_optimization_passes): Merge PHIs before
calling VRP. Run VRP again late in the SSA optimization pipeline.
2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
* df-core.c (df_set_blocks): Do not dereference function pointers.
(df_finish1): Likewise.
(df_hybrid_search_forward): Likewise.
(df_hybrid_search_backward): Likewise.
(df_iterative_dataflow): Likewise.
(df_analyze_problem): Likewise.
(df_compact_blocks): Likewise.
(df_dump): Likewise.
* df-scan.c (df_rescan_blocks): Likewise.
(df_record_entry_block_defs): Likewise.
* genconditions.c (write_conditions): Guard the definition of
'insn_conditions' with the check on GCC version.
(write_writer): Guard the traversal 'insn_conditions' with
the check on GCC version.
2006-02-07 Richard Guenther <rguenther@suse.de>
PR c++/26140
Revert
2006-01-30 Richard Guenther <rguenther@suse.de>
PR c++/23372
* gimplify.c (gimplify_target_expr): Handle easy cases
without creating a temporary.
2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
* sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
use of float in probability computations. Use edge probabilities
in place of statically computed probabilities.
(min_spec_prob): New static variable.
(schedule_insns): Initialize it.
(GET_SRC_PROB): Removed.
* doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
2006-02-07 Alexandre Oliva <aoliva@redhat.com>
PR debug/24444
* config/ia64/unwind-ia64.c: Revert last change.
* config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
(INCOMING_FRAME_SP_OFFSET): Define.
2006-02-06 Roger Sayle <roger@eyesopen.com>
* config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
2006-02-07 Ben Elliston <bje@au.ibm.com>
* config/i386/i386.c (ix86_scalar_mode_supported_p): New.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
(classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
(ix86_return_in_memory): Handle TDmode.
(ix86_libcall_value): Handle SDmode, DDmode, TDmode.
(ix86_value_regno): Return non-TDmode decimal float modes in %eax.
2006-02-06 Richard Sandiford <richard@codesourcery.com>
* reorg.c (dbr_schedule): Use dump_file instead of file.
2006-02-06 Steve Ellcey <sje@cup.hp.com>
PR target/25917
* config/ia64/predicates.md (extr_len_operand): New predicate.
* config/ia64/ia64.md (extv): Tighten constraints.
(extzv): Ditto.
(*tbit_and_2): Ditto.
(*tbit_and_3): Ditto.
(*tbit_or_2): Ditto.
(*tbit_or_3): Ditto.
(*bit_zero): Ditto.
(*bit_one): Ditto.
2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
PR target/23359
* config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
* tree-vrp.c (execute_vrp): Do not pass dump argument to.
loop_optimizer_init and loop_optimizer_finalize
* tree-ssa-sink.c (execute_sink_code): Ditto.
* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
* tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
tree_ssa_loop_done): Ditto.
* tree-ssa-pre.c (init_pre, fini_pre): Ditto.
* sched-ebb.c: Include output.h.
(schedule_ebbs): Do not use dump argument.
* value-prof.h (struct profile_hooks): Remove profile_dump_file.
* loop.c (loop_dump_stream): Removed.
(loop_optimize, rest_of_handle_loop_optimize): Do not use dump
argument.
(scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
loop_iterations, strength_reduce, record_biv, record_giv,
final_giv_value, check_final_value, check_ext_dependent_givs,
combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
dump_file instead of loop_dump_stream.
* ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
argument dump_file.
* reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
dump argument.
* flow.c (life_analysis, rest_of_handle_life): Ditto.
* haifa-sched.c: Include output.h
(schedule_insns, sched_init): Do not use dump argument.
* mode-switching.c (optimize_mode_switching): Ditto.
* modulo-sched.c (stats_file): Removed.
(print_node_sched_params): Do not call argument dump_file.
(sms_schedule_by_order, loop_canon_p, sms_schedule,
rest_of_handle_sms): Do not use dump argument. Use dump_file instead
of stats_file.
* cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
use dump argument.
* loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
rtl_loop_init, rtl_loop_done): Ditto.
* global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
* predict.c (combine_predictions_for_bb, tree_estimate_probability):
Ditto.
* recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
* lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
* regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
* emit-rtl.c (renumber_insns): Ditto.
* cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
expand_gimple_basic_block, tree_expand_cfg): Ditto.
* regclass.c (regclass): Ditto.
* tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
remove_ssa_form, rewrite_out_of_ssa): Ditto.
* reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
Ditto.
* sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
* local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
to regclass.
* gcse.c (gcse_file, debug_stderr): Removed.
(gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
rest_of_handle_gcse): Do not use dump argument.
(cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
compute_code_hoist_vbeinout, compute_code_hoist_data,
one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
compute_store_table, build_store_vectors, insert_insn_start_bb,
insert_store, remove_reachable_equiv_notes, replace_store_insn,
store_motion): Use dump_file instead of gcse_file.
* ipa-type-escape.c (type_escape_execute): Remove debugging comments.
* profile.c (profile_dump_file): Removed.
(branch_prob): Use dump_file instead of profile_dump_file.
* ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
dump_file.
* tree-ssa-copy.c (dump_copy_of): Ditto.
* rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
dump file to life_analysis.
* bt-load.c (branch_target_load_optimize): Ditto.
* cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
renumber_insns.
* rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
regclass, dbr_schedule): Declaration changed.
* sched-int.h (sched_init): Declaration changed.
* tree-profile.c (tree_profile_dump_file): Removed.
(tree_profile_hooks): Removed profile_dump_file hook.
* rtl-profile (rtl_profile_dump_file): Removed.
(rtl_profile_hooks): emoved profile_dump_file hook.
* cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
changed.
* c-gimplify.c (c_genericize): Do not call local variable dump_file.
* tree-cfg.c (build_tree_cfg): Ditto.
* Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
* basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
Declaration changed.
* config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
life_analysis and schedule_insns.
* config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
life_analysis.
* config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
dbr_schedule.
* config/mips/mips.c (mips_reorg): Ditto.
* config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
schedule_ebbs.
2006-02-06 Aldy Hernandez <aldyh@redhat.com>
* config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
(s390_mangle_fundamental_type): New.
* config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
Define.
* config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
(alpha_mangle_fundamental_type): New.
* config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
Define.
* config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
Define.
* config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
Define.
* config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
(sparc_mangle_fundamental_type): New.
2006-02-06 Jakub Jelinek <jakub@redhat.com>
* config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
(s390x-*-linux*): Likewise.
* config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
* config/s390/t-linux: New file.
2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
* config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
2006-02-06 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
(ANTIC_SAFE_LOADS): New macro.
(find_or_generate_expression): Add prototype.
(set_contains_value): Allow null set for sake of not always having
to allocate ANTIC_SAFE_LOADS.
(phi_translate): Move placement of AGGREGATE_TYPE_P check.
Allow COMPONENT_REF too.
(valid_in_set): Allow COMPONENT_REF.
Check ANTIC_SAFE_LOADS too.
(compute_antic_aux): Print out ANTIC_SAFE_LOADS.
(compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
rename.
(can_PRE_operation): Add COMPONENT_REF.
(create_component_ref_by_pieces): New function.
(create_expression_by_pieces): Use create_component_ref_by_pieces.
(insert_aux): Move AGGREGATE_TYPE_P check here.
(compute_avail): Set bb local stmt uids.
(pass_pre): Use TODO_update_ssa_only_virtuals.
2006-02-06 Ben Elliston <bje@au.ibm.com>
* configure.ac: Unconditionally disable decimal float by default.
* configure: Regenerate.
2006-02-06 Ben Elliston <bje@au.ibm.com>
* read-rtl.c (read_name): Terminate reading on EOF.
2006-02-06 Ben Elliston <bje@au.ibm.com>
* dfp.c (decimal_real_arithmetic): Change second argument type
from int to enum tree_code. Do not always return true, but now
return result of any call to decimal_do helper functions.
* dfp.h (decimal_real_arithmetic): Update prototype.
2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25251
* tree-cfg.c (cleanup_dead_labels): Also don't remove
forced labels.
2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
* tree-vrp.c (cfg_loops): Removed.
(adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
Use current_loops instead of cfg_loops. Pass flags to
loop_optimizer_init.
* cfgloopmanip.c (fix_loop_structure): Update only available
information.
* tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
loop_optimizer_init.
* modulo-sched.c (build_loops_structure): Removed.
(sms_schedule): Use loop_optimizer_init.
* loop-init.c (loop_optimizer_init): Use flags to determine
which properties of loops to prepare.
(rtl_loop_init): Pass flags to loop_optimizer_init.
* tree-ssa-sink.c (execute_sink_code): Ditto.
* tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
* tree-ssa-pre.c (init_pre): Ditto.
* cfgloop.h (LOOPS_NORMAL): New.
(loop_optimizer_init): Declaration changed.
2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
* config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
pa/t-pa.
* config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
pa/t-pa.
* config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
pa/x-ada.
* pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
* pa/t-pa64: Delete quadlib.c rule.
* pa/x-ada: Revert last change.
* pa/t-pa: Revert last change. Delete quadlib.c rule.
2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/26087
* rtlanal.c (canonicalize_condition): Do not cross basic block
boundaries.
2006-02-04 Alexandre Oliva <aoliva@redhat.com>
PR debug/24444
* config/ia64/ia64.c: Include debug.h.
(MAX_ARTIFICIAL_LABEL_BYTES): New.
(ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
(IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
(process_epilogue, process_set, process_for_unwind_directive):
Output unwind info only if requested. Add CFA info if requested.
Add new arguments as needed. Adjust callers.
* config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
incorrect default.
(DWARF2_FRAME_INFO): Define to zero.
* config/ia64/unwind-ia64.c: Remove code that compensated for
the CFA offset error fixed above.
* config/ia64/t-ia64 (ia64.o): Depend on debug.h.
* dwarf2out.c (DWARF2_FRAME_INFO): Define default.
(dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
-funwind-tables and -fexceptions to enable frame info.
(dwarf2out_frame_init): Define initial CFA even if
DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
DWARF2_UNWIND_INFO is nonzero, not just defined.
(dwarf2out_frame_finish): Output non-EH call frame info only
if DWARF2_FRAME_INFO is nonzero.
(convert_cfa_to_loc_list,
compute_frame_pointer_to_cfa_displacement): Define even if
unwind info is not supported.
(gen_subprogram_die): Use the above unconditionally. Remove
legacy alternate code.
* toplev.c (compile_file): Compile in call to
dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
(lang_dependent_init): Ditto for dwarf2out_frame_init.
2006-02-04 David Edelsohn <edelsohn@gnu.org>
Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
IBM extended float format long double as "g" on powerpc*-linux.
2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/25926
* pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
* pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
2006-02-03 Jason Merrill <jason@redhat.com>
PR c++/25979
* gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
PR middle-end/25977
* gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
on the return slot if it's an NRV.
2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
(dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
rewrite_use): Do not handle USE_OUTER.
(find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
add_iv_outer_candidates, may_replace_final_value,
determine_use_iv_cost_outer, rewrite_use_outer): Removed.
(find_interesting_uses_op): Functionality of
find_interesting_uses_outer_or_nonlin moved here.
(find_interesting_uses_outside): Use find_interesting_uses_op.
2006-02-03 Alan Modra <amodra@bigpond.net.au>
PR target/25960
* config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
PR target/25864
* config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
"x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
* config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
and dxr fields.
(z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
(s390_rtx_costs): Use the new fields to calculate rtx costs.
(s390_secondary_input_reload_class, s390_secondary_output_reload_class):
Define secondary reloads for TFmode moves.
(constant_modes): Add TFmode.
(NR_C_MODES): Set to 8.
* config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
builtin define.
(LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
* config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
(FPR mode macro): Add TFmode.
(DSF mode macro): New.
(<de>, <dee> mode attributes): Removed.
(<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
"*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
"floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
"*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
"*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
"*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
"*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
"*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
"*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
"*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
"*negabs<mode>2", "sqrt<mode>2"):
Changed <de> to <xde>. R constraint replaced by <Rf>.
("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
<Rf>.
("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
("*movtf_64", "*movtf_31"): New insn definitions followed by 5
splitters.
("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
"extenddftf2", "extendsftf2"): New expanders.
("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
"*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
"*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
* config/s390/s390.opt (mlong-double-128, mlong-double-64):
New options.
* config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
* config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
__fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
__floatditf): Add a GCC_4.1.0 symbol version tag.
* doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
the new options.
2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
PR target/25377
* config/i386/i386.c (ix86_function_ok_for_sibcall):
Use targetm.binds_local_p instead of TREE_PUBLIC.
2006-02-02 Roger Sayle <roger@eyesopen.com>
* tree.h (TYPE_STRING_FLAG): Document that this field may be used
on INTEGER_TYPEs to indicate that it denotes a character type.
* tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
signed_char_type_node, unsigned_char_type_node and char_type_node.
* dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
Daniel Berlin <dberlin@dberlin.org>
* tree-tailcall.c (arg_needs_copy_p): New function.
(eliminate_tail_call): Use arg_needs_copy_p.
(tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
(add_virtual_phis): New function.
2006-02-02 Jakub Jelinek <jakub@redhat.com>
* config/sparc/sparc.c (sparc_output_scratch_registers): Use
#ignore instead of #scratch for %g7 .register directive.
2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
* config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
object files.
2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
* flow.c (calculate_global_regs_live): Assert that there aren't any
EDGE_FAKE edges.
2006-02-02 Paolo Bonzini <bonzini@gnu.org>
* tree-flow-inline.h (bsi_after_labels): Rewrite, return
what its name says.
* lambda-code.c (perfect_nestify): Use bsi_insert_before on
bsi_after_labels iterator.
* tree-if-conv.c (find_phi_replacement_condition,
replace_phi_with_cond_modify_expr): Likewise.
* tree-scalar-evolution.c (scev_const_prop): Likewise.
* tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
2006-02-02 Diego Novillo <dnovillo@redhat.com>
* tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
2006-02-02 Diego Novillo <dnovillo@redhat.com>
PR 25990
* tree-cfg.c (move_block_to_fn): Clear out the basic block
array after growing it.
2006-02-01 Steve Ellcey <sje@cup.hp.com>
PR middle-end/24901
* fold-const.c (fold_checksum_tree): Change type of buf.
2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
* reload.c (push_secondary_reload): Initialize t_icode.
2006-02-01 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
-msoft-float -mlong-double-128 only issue a warning, but don't
swich to DFmode long double.
2006-02-01 Hans-Peter Nilsson <hp@axis.com>
* cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
has a constant equivalent, iterate over equivalents for arg0,
calling simplify_relational_operation and if there's a result
cheaper than X, apply fold_rtx and return the result.
2006-02-01 Jan Hubicka <jh@suse.cz>
* opts.c (no_unit_at_a_time_default): New global variable.
(decode_options): Use it.
* opts.h (no_unit_at_a_time_default): Declare.
2006-02-01 Paul Brook <paul@codesourcery.com>
* function.c (assign_parm_setup_reg): Use function argument promotion
rules.
* expr.c (expand_expr_real_1): Use function argument promotion rules
for PARM_DECLs.
2006-02-01 Steve Ellcey <sje@cup.hp.com>
* gcc.c (process_command): Change j to 'unsigned int'.
2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/26001
* expr.c (expand_expr_real_1) <case ARRAY_REF>:
Use the corrected index for the character
out of the string constant.
2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
* mode-switching.c (optimize_mode_switching): Fix size
allocated for bb_info[n_entities].
2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
* gcc.c (main): Correct type that is allocated for
explicit_link_files.
2006-01-31 Jakub Jelinek <jakub@redhat.com>
* config/s390/s390.c (init_alignment_context): Set
ALIAS_SET_MEMORY_BARRIER on the MEM.
* config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
PR middle-end/25933
* loop-unroll.c (unroll_loop_runtime_iterations): Free
dom_bbs pointer.
* tree-ssa-live.c (type_var_init): Allocate bitmap after
call to tpa_init.
2006-01-31 Marcin Dalecki <martin@dalecki.de>
* tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
* regrename.c: Ditto.
* tree-ssa-loop-im.c: Ditto.
* tree-dump.c: Ditto.
* tree-complex.c: Ditto.
* genrecog.c: Ditto.
* tree-ssa-threadupdate.c: Ditto.
* tracer.c: Ditto.
* java/class.c: Ditto.
* java/jcf-parse.c: Ditto.
* java/resource.c: Ditto.
* java/except.c: Ditto.
* java/jvspec.c: Ditto.
* java/jcf-write.c: Ditto.
* java/jcf-path.c: Ditto.
* java/gjavah.c: Ditto.
* java/zextract.c: Ditto.
* java/jcf-io.c: Ditto.
* java/jcf.h: Ditto.
* java/buffer.c: Ditto.
* java/lang.c: Ditto.
* java/parse-scan.y: Ditto.
* java/lex.c: Ditto.
* java/lex.h: Ditto.
* cfgloopmanip.c: Ditto.
* postreload-gcse.c: Ditto.
* tree-ssa-loop-manip.c: Ditto.
* postreload.c: Ditto.
* tree-ssa-loop-ch.c: Ditto.
* loop.c: Ditto.
* ipa-cp.c: Ditto.
* cppspec.c: Ditto.
* diagnostic.c: Ditto.
* final.c: Ditto.
* genoutput.c: Ditto.
* gcc.c: Ditto.
* cfghooks.c: Ditto.
* cfgloopanal.c: Ditto.
* objc/objc-act.c: Ditto.
* gcov.c: Ditto.
* genextract.c: Ditto.
* genautomata.c: Ditto.
* pretty-print.c: Ditto.
* genemit.c: Ditto.
* cgraphunit.c: Ditto.
* flow.c: Ditto.
* df-scan.c: Ditto.
* haifa-sched.c: Ditto.
* dominance.c: Ditto.
* dbxout.c: Ditto.
* tree-ssa-loop-ivopts.c: Ditto.
* df-core.c: Ditto.
* mode-switching.c: Ditto.
* modulo-sched.c: Ditto.
* graph.c: Ditto.
* ipa-pure-const.c: Ditto.
* cse.c: Ditto.
* fix-header.c: Ditto.
* web.c: Ditto.
* tree-stdarg.c: Ditto.
* ipa-utils.c: Ditto.
* loop-init.c: Ditto.
* ipa-inline.c: Ditto.
* cfganal.c: Ditto.
* global.c: Ditto.
* alloc-pool.c: Ditto.
* dwarf2out.c: Ditto.
* opts.c: Ditto.
* genattrtab.c: Ditto.
* tree-ssa-loop-ivcanon.c: Ditto.
* predict.c: Ditto.
* timevar.c: Ditto.
* lcm.c: Ditto.
* fortran/gfortranspec.c: Ditto.
* regmove.c: Ditto.
* local-alloc.c: Ditto.
* langhooks.c: Ditto.
* function.c: Ditto.
* tree-vectorizer.c: Ditto.
* gcse.c: Ditto.
* ipa-type-escape.c: Ditto.
* alias.c: Ditto.
* tree-if-conv.c: Ditto.
* profile.c: Ditto.
* ipa.c: Ditto.
* tree-data-ref.c: Ditto.
* loop-unroll.c: Ditto.
* treelang/treetree.c: Ditto.
* calls.c: Ditto.
* bt-load.c: Ditto.
* ggc-common.c: Ditto.
* except.c: Ditto.
* coverage.c: Ditto.
* cselib.c: Ditto.
* tree-cfgcleanup.c: Ditto.
* tree-ssa-pre.c: Ditto.
* cfgcleanup.c: Ditto.
* loop-invariant.c: Ditto.
* loop-iv.c: Ditto.
* ipa-prop.c: Ditto.
* print-tree.c: Ditto.
* conflict.c: Ditto.
* ggc-page.c: Ditto.
* sched-deps.c: Ditto.
* regclass.c: Ditto.
* tree-object-size.c: Ditto.
* combine.c: Ditto.
* bb-reorder.c: Ditto.
* resource.c: Ditto.
* var-tracking.c: Ditto.
* cfgloop.c: Ditto.
* df-problems.c: Ditto.
* reg-stack.c: Ditto.
* tlink.c: Ditto.
* gccspec.c: Ditto.
* sched-rgn.c: Ditto.
* tree-ssa-structalias.c: Ditto.
* tree-ssa-reassoc.c: Ditto.
* config/darwin-c.c: Ditto.
* config/darwin.c: Ditto.
* config/arm/arm.c: Ditto.
* cfgrtl.c: Ditto.
* collect2.c: Ditto.
* reload1.c: Ditto.
2006-01-31 Nicolas Pitre <nico@cam.org>
* arm.md (smaxsi3): Make aware of smax_m1.
(smax_m1): New.
2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
* gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
2006-01-31 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-msselibm): Document.
* target.h (expand_library_builtin): New target hook.
* builtins.c (expand_builtin): Use expand_library_builtin.
(default_expand_library_builtin): New function.
* gcc.c (LINK_GCC_MATH_SPEC): Define.
(LINK_COMMAND_SPEC): Handle %(link_gcc_math).
(link_gcc_math_spec): Declare.
(static_specs): Add link_gcc_math_spec.
* expr.h (default_expand_library_builtin): Declare.
* target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
(TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
* config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
* config/i386/i386.opt (msselibm): New target option.
* config/i386/i386.c (ix86_builtin_function_variants): New array.
(ix86_init_sse_abi_builtins): New function.
(ix86_expand_library_builtin): Likewise.
(TARGET_EXPAND_LIBRARY_BUILTIN): Define.
(override_options): Handle error conditions wrt -msselibm.
(ix86_builtins): Add function codes for SSE2 ABI builtins.
(ix86_init_builtins): Call ix86_init_sse_abi_builtins.
* doc/extend.texi (__builtin_sse2_*): Document new target specific
builtins.
2006-01-31 Richard Guenther <rguenther@suse.de>
Paolo Bonzini <bonzini@gnu.org>
* doc/install.texi (--disable-libgcc-math): Document.
2006-01-30 Marcin Dalecki <martin@dalecki.de>
* expr.h (expand_normal): new inline function.
* builtins.c: use it, use EXPAND_NORMAL explicitely.
* dojump.c: use it.
* dwarf2out.c: use it.
* expr.c: use it.
* calls.c: use it.
* expmed.c: use it.
* except.c: use it.
* config/sparc/sparc.c: use it.
* config/i386/i386.c: use it.
* config/rs6000/rs6000.c: use it.
* config/arm/arm.c: use it.
* config/mips/mips.c: use it.
* stmt.c: use it, use EXPAND_NORMAL explicitely.
2006-01-30 Roger Sayle <roger@eyesopen.com>
* config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
argv to the appropriate type.
2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
unreachable code.
2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
PR target/26018
* config/s390/s390.c (struct machine_function): New flag
decomposed_literal_pool_addresses_ok_p.
(s390_reorg): Set it before final stage of literal pool transforms.
(s390_decompose_address): Only accept displacements of the form
(minus (label_ref ...) (label_ref ...)) if that flag is set.
2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
* optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
the comparison routine return.
2006-01-30 Michael Matz <matz@suse.de>
* global.c (find_reg): Only evict for global regs.
Take n_refs into account and dump more info.
2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
PR target/14798:
* sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
(pragma_trap, pragma_nosave_low_regs): Likewise.
(current_function_anonymous_args): Likewise.
(sh_deferred_function_attributes): New variable.
(sh_deferred_function_attributes_tail): Likewise.
(print_operand): For '@', look up trap_exit attribute.
(calc_live_regs): Look up trapa_handler attribute. For trapa
handlers, save/restore fpscr, but don't do any other
interrupt-specific saves.
Don't save r0..r7 if the nosave_low_regs attribute is in effect.
Fix check for partially saved registers to check for SHmedia.
(sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
(sh_output_function_epilogue): Don't clear any of the removed
variables.
(sh_insert_attributes): Don't check pragma_interrupt.
Insert deferred attributes. Check that interrupt attribute is
present for other attributes that require its presence.
(sh_attribute_table): Add new attributes trapa_handler and
nosave_low_regs.
(sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
Don't check for pragma_interrupt. Don't store argument.
* sh.h (pragma_interrupt, sp_switch): Don't declare.
(sh_deferred_function_attributes): Declare.
(sh_deferred_function_attributes_tail): Likewise.
* sh.md (sp_switch_1): Add operand. Change generator caller.
(sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
(*return_i): Don't use when trap_exit attribute is in effect.
(*return_trapa): New insn pattern.
* sh-c.c: New file.
* config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
setting c_target_objs and cxx_target_objs.
* t-sh: Add rule for sh-c.o.
2006-01-30 Richard Guenther <rguenther@suse.de>
PR c++/23372
* gimplify.c (gimplify_target_expr): Handle easy cases
without creating a temporary.
2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
* vec.h (safe_grow): Remove duplicated line.
2006-01-29 Diego Novillo <dnovillo@redhat.com>
PR 25874
* omp-low.c (execute_expand_omp): Move CFG cleanup code ...
(expand_omp): ... here.
(expand_omp_parallel): Only remove barriers for combined
parallel+workshare constructs.
2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
Revert
2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (build_qualified_type): Chain the new type to the original
type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
a POINTER_TYPE or a REFERENCE_TYPE respectively.
(build_pointer_type_for_mode): Only return unqualified types.
(build_reference_type_for_mode): Likewise.
2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
* configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
* Makefile.in (CXX_COMPAT_WARN): Define.
* configure: Regenerate.
2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
PR tree-opt/25911
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
to an if check.
2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
* toplev.c: Fix thinko.
2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
Marcin Dalecki <martin@dalecki.de>
* toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
(push_srcloc): Use XNEW.
(init_asm_output, default_get_pch_validity): Use XNEWVEC.
2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-core.c (df_set_blocks): Deleted all variable.
2006-01-28 Ian Lance Taylor <ian@airs.com>
* cgraphunit.c (cgraph_assemble_pending_functions): Call
cgraph_output_pending_asms.
2006-01-28 Zack Weinberg <zackw@panix.com>
* c.opt: Add -W(no-)overlength-strings.
* doc/invoke.texi: Document it.
* c-opts.c (c_common_handle_option): -pedantic implies
-Woverlength-strings, if not explicitly disabled already.
(c_common_post_options): -Woverlength-strings defaults to off, and
is always off for C++.
* c-common.c (fix_string_type): Issue warning about strings longer
than is portable only if warn_overlength_strings. Rearrange code
a little for clarity.
* configure.in: Check for -Wno-overlength-strings as well before
enabling -pedantic in stage 1.
* Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
(gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
* genconditions.c (write_header, write_one_condition)
(write_conditions, write_writer): Consolidate very long strings
that were broken up to fit in C89 portable limit. Don't use
printf when fputs will do.
2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (simplify_comparison <AND>): Check
TRULY_NOOP_TRUNCATION before start using a subreg.
* config/mips/mips.md (*branch_zero<mode>,
*branch_zero<mode>_inverted, *branch_equality<mode>,
*branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
Remove mode check from comparisons.
2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
* config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
2006-01-28 Kazu Hirata <kazu@codesourcery.com>
* expmed.c (const_mult_add_overflow_p): Remove.
* expr.h: Remove the prototype for const_mult_add_overflow_p.
* recog.c (validate_replace_rtx_subexp): Remove.
* recog.h: Remove the prototype for
validate_replace_rtx_subexp.
* integrate.h: Remove the prototype for
copy_decl_for_inlining.
* rtl.h: Remove the prototype for mark_constant_function.
* tree-vectorizer.h: Remove the prototype for
vect_strip_conversion.
* modulo-sched.c (create_partial_schedule,
free_partial_schedule, reset_partial_schedule): Make them
static.
* hooks.c (hook_bool_rtx_int_false): Remove.
* hooks.h: Remove the prototype for hook_bool_rtx_int_false.
2006-01-28 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
and -mlong-double-128 are incompatible.
* config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
* config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
(TARGET_LIBGCC2_CFLAGS): Define.
* config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
(TARGET_LIBGCC2_CFLAGS): Same.
* config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
2006-01-28 Kazu Hirata <kazu@codesourcery.com>
PR c/19606.
* c-typeck.c (build_binary_op): Perform implicit casts of
operands before shortening them.
* cfgloopmanip.c (split_loop_bb): Remove.
* cfgloop.h: Remove the prototype for split_loop_bb.
* cfgloop.c (flow_loop_outside_edge_p): Remove.
* cfgloop.h: Remove the prototype for
flow_loop_outside_edge_p.
* emit-rtl.c (init_virtual_regs): Make it static.
* function.h: Remove the prototype for init_virtual_regs.
* recog.c (peephole2_optimize): Make it static.
* recog.h: Remove the prototype for peephole2_optimize.
2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
* df-scan.c (df_record_entry_block_defs): Check if
INCOMING_RETURN_ADDR_RTX is defined.
2006-01-27 Daniel Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/24762
* doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
* targhooks.c (hook_void_bitmap): New hook prototype.
* targhoohs.h (hook_void_bitmap): Ditto.
* bitmap.h (bitmap_head_def): Moved to coretypes.h.
* coretypes.h (bitmap_head_def): Moved from bitmap.h.
* target.h (live_on_entry): New function pointer.
* df-scan.c (df_all_hard_regs): Removed.
(df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
(df_scan_free_internal): Added df->entry_block_defs.
(df_scan_alloc): Ditto.
(df_scan_dump): Ditto.
(df_uses_record): Plumbed flag field properly thru calls.
Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
This part fixes PR24762.
(df_bb_refs_record): Added code to make the frame and arg
pointers live in EH blocks.
(df_refs_record): Added call to df_record_entry_block_defs.
(df_record_entry_block_defs): New function.
* df-core.c: Added comments to describe new artifical defs.
* df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
(entry_block_defs): New field in struct df.
(df_all_hard_regs): Deleted.
* target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
* df-problems.c (df_ru_bb_local_compute_process_def):
Added code to handle artifical defs in the entry to a function.
(df_ru_bb_local_compute): Ditto.
(df_rd_bb_local_compute_process_def): Ditto.
(df_rd_bb_local_compute): Ditto.
(df_lr_bb_local_compute): Ditto.
(df_ur_bb_local_compute): Ditto.
(df_urec_bb_local_compute): Ditto.
(df_chain_create_bb): Ditto.
(df_ur_local_finalize): Removed entry.
(df_urec_init): Ditto.
(df_urec_local_finalize): Ditto.
(df_ri_bb_compute): Added detection of last use of pseudos.
* Makefile.in (df-scan.o): Updated dependencies.
* config/mips/mips-protos.h (mips_set_live_on_entry): Added.
* config/mips/mips.c (mips_set_live_on_entry): Added.
* config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
for target hook.
* dce.c (marked_insn_p): Added code to handle artifical defs.
2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
intrinsic.
(_mm_cvtsi128_si64): Likewise.
(_mm_cvtsd_si64): Likewise.
(_mm_cvttsd_si64): Likewise.
(_mm_cvtsi64_sd): Likewise.
(_mm_cvtsi64_si128): Likewise.
* config/i386/mmintrin.h (_m_from_int64): Likewise.
(_mm_cvtsi64_m64): Likewise.
(_m_to_int64): Likewise.
(_mm_cvtm64_si64): Likewise.
* config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
(_mm_cvttss_si64): Likewise.
(_mm_cvtsi64_ss): Likewise.
(_mm_cvtss_f32): Likewise.
2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
* c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
for pragma redefine_extname.
2006-01-27 Jakub Jelinek <jakub@redhat.com>
PR target/25864
* libgcc-std.ver: Add GCC_4.1.0 symbol version.
* config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
-mno-minimal-toc to previous content.
(bispecs): Remove goal.
* config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
* config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
compatibility aliases on powerpc-*-*gnu*.
* config/rs6000/libgcc-ppc-glibc.ver: New file.
* config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
(TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
(ldblspecs): New goal.
* config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
* mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
_df_to_tf.
* config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
L_sf_to_tf or L_df_to_tf is defined.
2006-01-27 David Edelsohn <edelsohn@gnu.org>
Alan Modra <amodra@bigpond.net.au>
PR target/25864
* config/rs6000/linux.h (POWERPC_LINUX): Define.
* config/rs6000/linux64.h (POWERPC_LINUX): Define.
* config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
* config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
* config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
* config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
(rs6000_override_options): Initialize rs6000_ieeequad.
Initialize TFmode format to ibm_extended_format if not
TARGET_IEEEQUAD.
(rs6000_handle_option): Accept -mabi= ibmlongdouble and
ieeelongdouble.
(rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
(rs6000_return_in_memory): Only return IEEEQUAD in memory.
(function_arg_advance): IBM long double passed in two FPRs, not
split.
(function_arg): IBM long double passed in FPRs.
(rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
(rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
Only multireg GPR aligned.
(rs6000_init_libfuncs): Enable IBM long double functions if not
IEEEQUAD.
(rs6000_generate_compare): Use IBM long double compare if not
TARGET_IEEEQUAD.
* config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
(TARGET_IEEEQUAD): Define.
(CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
not TARGET_IEEEQUAD.
* config/rs6000/rs6000.md: Enable TFmode patterns if
!TARGET_IEEEQUAD.
* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
* config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
and -mlong-double-128 are incompatible.
* doc/invoke.texi (-mabi): Collect options together. Add
ibmlongdouble and ieeelongdouble.
2006-01-27 Richard Sandiford <richard@codesourcery.com>
* doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
opaque type.
* optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
* varasm.c (make_decl_rtl, build_constant_desc): Likewise.
(force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
* rtl.h (rtunion_def): Remove rt_ptr.
(X0PTR): Delete.
(SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
(SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
* config/i386/winnt.c (i386_pe_mark_dllexport)
(i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
2006-01-27 Gabor Loki <loki@gcc.gnu.org>
* cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
2006-01-26 Alexandre Oliva <aoliva@redhat.com>
PR other/24829
PR target/24831
* gthr-dce.h: Do not gthrw-ify pthread_once_init,
pthread_key_delete. From John David Anglin. gthrw-ify
pthread_getunique_np only if it it's not a macro. Delete
UNUSED macro.
(__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
__gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
__gthread_objc_condition_signal, __gthread_key_delete): Add
"__attribute__ ((__unused__))" to unused arguments.
(__gthread_recursive_mutex_init_function): Add missing return.
* gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
gthr-posix95.h: Use macro-based approach for name redirection
on targets missing weakref.
2006-01-26 Zack Weinberg <zackw@panix.com>
* genconditions.c (write_header): In generated code, #ifdef out
all includes and fake declarations, except includes of bconfig.h
and system.h, unless GCC_VERSION >= 3001. Do not include
gensupport.h in any case.
(write_conditions): Generate a definition of struct c_test. Add
a comment to the generated #endif.
(write_one_condition): Escape backslashes in string too.
(write_writer): Generated code must escape backslashes and quote
marks (but not newlines) in the strings it writes.
* Makefile.in (build/gencondmd.o): Update dependencies.
2006-01-26 Steve Ellcey <sje@cup.hp.com>
PR target/25961
* Makefile.in (insn-automata.o): Add header file dependencies.
* genautomata.c: Add includes.
2006-01-26 Steve Ellcey <sje@cup.hp.com>
PR target/25961
* Makefile.in (insn-automata.o): Add -Wno-error flag.
2006-01-26 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Expect target tools paths to be passed from the toplevel
and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
AS_SET_VAR_IF.
* acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
2006-01-26 Alexandre Oliva <aoliva@redhat.com>
PR c/25892
* c.opt (Wpointer-sign): Init to -1.
* c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
OPT_pedantic, to 0 otherwise.
* doc/invoke.texi: Update.
2006-01-26 Paolo Bonzini <bonzini@gnu.org>
* config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
constants provided by 80387 instructions in the destination mode.
2006-01-26 Richard Guenther <rguenther@suse.de>
Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/21470
partial PR tree-opt/17064
* tree-ssa-structalias.c (intra_create_variable_infos):
Create heap variables for incoming parameters if
flag_argument_noalias > 1.
(find_what_p_points_to): Look through default defs of
parameter decls.
2006-01-26 Jeff Law <law@redhat.com>
PR ada/25900
* tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
within the VR_RANGE, use the VR_RANGE as the result, not the
VR_ANTI_RANGE.
(adjust_range_with_scev): Reject ranges from SCEV which are out of
bounds for the type.
2006-01-26 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-alias.c (maybe_create_global_var): Change
subvar walking to an assertion that we don't have subvar'd variables.
2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
PR C/25861
* c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
Use a new variable, inner. PARM_DECLs are always non-weak.
2006-01-26 Shantonu Sen <ssen@opendarwin.org>
* tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
--disable-checking.
2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (*clear_upper32): New combiner pattern.
2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.md (smaxsi3, sminsi3): Convert to define_expand.
(smax_insn, smin_insn, smax_0, smin_0): New.
2006-01-26 Hans-Peter Nilsson <hp@axis.com>
PR target/25947
* config/cris/cris.c (cris_order_for_addsi3): New function.
* config/cris/cris-protos.h: Prototype it.
* config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
(split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
(split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
(split for "op.S1 [rx=rx+i],ry (swapped)")
(split for "op(s|u).S1 [rx=rx+i],ry")
(split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
Apply cris_order_for_addsi3 when generating addsi3 insns.
2006-01-25 Diego Novillo <dnovillo@redhat.com>
* tree.h (TREE_RANGE_CHECK): Fix range predicate.
(TREE_BLOCK): Add call to EXPR_CHECK.
2006-01-25 Diego Novillo <dnovillo@redhat.com>
PR 25886
* tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
* tree-pretty-print.c (dump_omp_clause): Extract from ...
(dump_omp_clauses): ... here.
(dump_generic_node): Handle OMP_CLAUSE.
* tree.c (omp_clause_num_ops): New.
(omp_clause_code_name): New.
(tree_code_size): Handle OMP_CLAUSE.
(tree_size): Likewise.
(make_node): Document handling of OMP_CLAUSE.
(tree_node_structure): Handle OMP_CLAUSE.
(omp_clause_check_failed): New.
(omp_clause_range_check_failed): New.
(omp_clause_operand_check_failed): New.
(build_omp_clause): New.
(walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
* tree.h (enum omp_clause_code): Declare.
(OMP_CLAUSE_SUBCODE_CHECK): Define.
(OMP_CLAUSE_RANGE_CHECK): Define.
(OMP_CLAUSE_ELT_CHECK): Define.
(omp_clause_check_failed): Declare.
(omp_clause_operand_check_failed): Declare.
(omp_clause_range_check_failed): Declare.
(OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
(OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
(OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
(OMP_CLAUSE_LASTPRIVATE): Likewise.
(OMP_CLAUSE_IF_EXPR): Likewise.
(OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
(OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
(OMP_CLAUSE_REDUCTION_CODE): Likewise.
(OMP_CLAUSE_REDUCTION_INIT): Likewise.
(OMP_CLAUSE_REDUCTION_MERGE): Likewise.
(OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
(OMP_CLAUSE_SCHEDULE_KIND): Likewise.
(OMP_CLAUSE_DEFAULT_KIND): Likewise.
(OMP_CLAUSE_CODE): Define.
(OMP_CLAUSE_SET_CODE): Define.
(OMP_CLAUSE_CODE): Define.
(OMP_CLAUSE_OPERAND): Define.
(struct tree_omp_clause): Declare.
(union tree_node): Add field 'omp_clause'.
* treestruct.def (TS_OMP_CLAUSE): Define.
* tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
(OMP_CLAUSE): Define.
* print-tree.c (print_node): Handle OMP_CLAUSE.
* omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
* c-typeck.c: Likewise.
* gimplify.c: Likewise.
* c-omp.c: Likewise.
* tree-nested.c: Likewise.
* tree-inline.c: Likewise.
* c-parser.c: Likewise.
* gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
clauses.
2006-01-25 Roger Sayle <roger@eyesopen.com>
PR rtl-optimization/25703
* combine.c (try_combine): Handle zero_extract and strict_low_part
of non-lowpart SUBREGs for constant reg_subword_p set optimization.
2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
* global.c: Fix comment typos.
2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
PR target/25758
* config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
Use output_addr_const instead of assemble_name.
2006-01-25 Paolo Bonzini <bonzini@gnu.org>
* Makefile.in (sched-vis.o): Update dependencies.
* haifa-sched.c (sched_finish): Clear current_sched_info.
* cfg.c (dump_bb_info): New, split from dump_flow_info.
(dump_flow_info): Call it.
* passes.c (execute_todo): Call print_rtl_slim_with_bb to make
a slim RTL dump.
* basic-block.h (dump_bb_info): Declare.
* tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
option, and apply options only for dump files whose TDF_RTL,
TDF_TREE, or TDF_IPA bits match.
* rtl.h: Declare new functions exported from sched-vis.c.
* sched-vis.c: Enable also if scheduling is not used.
(print_value): Print the mode of registers if not inside scheduling.
(print_insn): Make it work outside the scheduler. Beautify the output
a bit.
(dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
2006-01-25 Richard Sandiford <richard@codesourcery.com>
* doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
* gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
depending on the value of CONSTANT_POOL_ADDRESS_P.
* optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
SYMBOL_REF_DECL.
* varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
rather than SYMBOL_REF_DECL.
(rtx_constant_pool): Remove const_rtx_sym_htab.
(const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
(init_varasm_status): Don't initialize const_rtx_sym_htab.
(force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
Remove handling of const_rtx_sym_htab.
(find_pool_constant): Delete.
(get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
rather than find_pool_constant.
(get_pool_constant_for_function): Delete.
(get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
find_pool_constant.
* rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
(X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
(SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
(SYMBOL_REF_CONSTANT): New macro.
(get_pool_constant_for_function): Delete.
* config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
rather than SYMBOL_REF_DECL.
(i386_pe_mark_dllimport): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
rather than SYMBOL_REF_DECL.
* config/darwin.c (machopic_indirect_data_reference): Likewise.
(machopic_indirect_call_target): Likewise.
2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
* flow.c (delete_noop_moves): Add missing EOL to dump message.
2006-01-25 Richard Sandiford <richard@codesourcery.com>
* genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
2006-01-24 David Daney <ddaney@avtrex.com>
PR java/25816
* configure.ac (enable_tls): New enable option.
(HAVE_AS_TLS): Don't do assembler check if enable_tls set.
* configure: Regenerate.
* doc/install.texi (--enable-tls): Document new option.
(--disable-tls): Ditto.
2006-01-24 Richard Henderson <rth@redehat.com>
* alias.h (ALIAS_SET_MEMORY_BARRIER): New.
* alias.c (true_dependence): Respect it.
(canon_true_dependence, write_dependence_p): Likewise.
* builtins.c (get_builtin_sync_mem): Set it.
2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
* loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
efficient way.
2006-01-24 DJ Delorie <dj@redhat.com>
* expmed.c (store_bit_field): Don't arbitrarily deny using insv
for storing constants in single-bit bitfields.
2006-01-25 Ben Elliston <bje@au.ibm.com>
* dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25860
* tree-ssa-pre.c (phi_translate): Return NULL
for AGGREGATE_TYPE's.
2006-01-24 Zack Weinberg <zackw@panix.com>
* genautomata.c (process_state_for_insn_equiv_partition):
Use xcalloc for insn_arcs_array.
* vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
(DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
2006-01-24 Richard Henderson <rth@redhat.com>
* genextract.c (VEC_safe_set_locstr): Take VEC by reference;
update all callers.
2006-01-23 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/25890
PR rtl-optimization/25905
* combine.c (expand_compound_operation, expand_field_assignment):
Fail if the bitfield's final position is out of bounds.
2006-01-24 Ian Lance Taylor <ian@airs.com>
PR middle-end/25930
* cgraphunit.c (cgraph_output_in_order): Don't clear
cgraph_asm_nodes until after asm strings have been output.
2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
* fix-header.c (read_scan_file): Add new parameter imultilib when
calling register_include_chains.
2006-01-23 Diego Novillo <dnovillo@redhat.com>
* omp-low.c: Update documentation.
2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
Daniel Berlin <dberlin@dberlin.org>
PR tree-opt/25315
PR tree-opt/25857
* tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
return from the function.
2006-01-22 Zack Weinberg <zackw@panix.com>
* rtl.def (match_code): Add second argument.
* genpreds.c (write_extract_subexp): New function.
(write_match_code): Add path argument. Use write_extract_subexp.
(write_predicate_expr): Pass path to write_match_code.
(mark_mode_tests): MATCH_CODE applied to a subexpression does
not perform a mode test.
* genrecog.c (compute_predicate_codes): MATCH_CODE applied to
a subexpression does not constrain the top-level code set.
* read-rtl.c (read_rtx_variadic): New function.
(read_rtx_1): Use it; allow AND and IOR to be variadic.
* doc/md.texi: Document new notation.
* config/i386/predicates.md (cmpsi_operand_1): Fold into ...
(cmpsi_operand): ... here, using new notation.
2006-01-22 Zack Weinberg <zackw@panix.com>
* varray.c: Remove GENERATOR_FILE #ifdefs.
2006-01-22 Zack Weinberg <zackw@panix.com>
* genautomata.c (output_reserved_units_table): Emit nothing if
description->query_units_num is zero. Remove extra blank line.
(output_cpu_unit_reservation_p): Short circuit
if description->query_units_num is zero.
2006-01-22 Zack Weinberg <zackw@panix.com>
* genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
nor any of the random handful of variables that used to be necessary
when this program was linked with rtlanal.o. Prune set of forward
function declarations.
(struct attr_desc): Remove static_p field.
(hash_obstack, temp_obstack, attr_hash_table, attr_printf)
(check_attr_test, make_internal_attr, make_numeric_value): Make static.
(attr_string): Do not read the character one past the length of
the string.
(write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
(struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
(n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
(n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
(make_automaton_attrs): New.
(main): Do not call into genautomata. Call local gen_bypass
and gen_insn_reserv as appropriate. Call make_automaton_attrs.
Remove special case for insn_alts.
* genautomata.c: Include gensupport.h; not genattrtab.h nor
varray.h (leftover from previous change). Prune set of forward
function declarations. Remove state_alts fields from all
structures. Remove state_alts_table from struct automaton.
Make everything except main static. Do not maintain num_dfa_decls.
Do not maintain state_alts fields of various structures.
(process_decls): Don't validate condexp for dm_insn_reserv decls.
(add_arc): Remove state_alts argument. All callers updated.
(output_reserved_units_table): Emit #ifdef here...
(output_tables): ...not here. Don't generate state_alts tables.
(expand_automata): Don't generate attributes.
(write_automata): Don't generate state_alts functions.
(main): New function.
(it_is_empty_reserv_sets, output_state_alts_full_vect_name)
(output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
(AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
(STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
(BYPASS_P_FUNC_NAME, output_state_alts_table)
(output_automata_list_state_alts_code, output_internal_state_alts_func)
(output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
(make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
Delete.
* genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
* genattrtab.h: Delete file.
* Makefile.in (OBJS-common): Add insn-automata.o.
(insn-automata.o): New rule.
(simple_generated_c): Add insn-automata.c.
(build/genattrtab.o, build/genautomata.o): Update dependencies.
(genprogmd): Add automata.
(build/genattrtab): Needs no extra objects nor libraries.
(build/genautomata): Needs build/vec.o and -lm.
2006-01-22 Zack Weinberg <zackw@panix.com>
* genautomata.c (process_state_longest_path, max_dfa_issue_rate)
(output_dfa_max_issue_rate, locked_states_num): Delete.
(struct automaton): Add locked_states field.
(output_dead_lock_vect): Save number of locked states in
automaton->locked_states. If it is zero, don't print anything.
(output_max_insn_queue_index_def): Define max_insn_queue_index const.
(output_internal_dead_lock_func): Only test the dead_lock_vect
for automata that have locked states.
(output_statistics): Always print the number of locked states for
each automaton. Calculate total number of locked states here.
(write_automata): Don't call output_dfa_max_issue_rate.
* genattrtab.c: Define length_unit_log as a const variable.
* genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
max_insn_queue_index const.
* final.c (length_unit_log): Declare const.
* doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
2006-01-22 Zack Weinberg <zackw@panix.com>
* genautomata.c: Include vec.h, not varray.h.
Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
VEC_* macros operating on appropriately typed vectors, or to
malloced arrays when the size is known in advance. Const-ify
many char* variables and function arguments. No functional changes.
* Makefile.in (build/varray.o): Delete rule.
(build/genattrtab): Depend on build/vec.o instead of build/varray.o.
(build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
2006-01-22 Zack Weinberg <zackw@panix.com>
* gensupport.c: Define get_insn_name and record_insn_name here.
(read_md_rtx): Call record_insn_name as appropriate.
* genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
* genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
* genpreds.c, genrecog.c: Don't define get_insn_name nor
record_insn_name.
* Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
(BUILD_VARRAY): Delete.
(genprognormal): Rename genprogmd. Fold in all programs from
genprognoprint; also attrtab.
(build/genattrtab): Just mention genautomata.o and varray.o.
Reorganize a bit, add comments to make the categories clearer.
2006-01-22 Zack Weinberg <zackw@panix.com>
* genconditions.c (condition_table, add_condition): Delete.
(write_conditions): Don't emit n_insn_conditions nor
insn_elision_unavailable. Issue the gcc version #ifdef here,
inside the table, with no #else clause ...
(write_header): ...not here.
(write_writer): New function.
(main): Don't initialize condition_table. Use add_c_test.
Call write_writer.
* gensupport.c (init_md_reader_args_cb): Handle multiple input
files on the command line.
(maybe_eval_c_test): Don't check insn_elision_unavailable.
Return -1 if there is no entry in the table, don't abort.
(add_c_test, traverse_c_tests): New functions.
* gensupport.h (insn_elision_unavailable, insn_conditions)
(n_insn_conditions): Delete declarations.
(add_c_test, traverse_c_tests): Declare.
* read-rtl.c: Include gensupport.h.
(read_conditions): New function.
(read_rtx): If read_rtx_1 returns 0, treat as EOF.
(read_rtx_1): If we get EOF when we were looking for an initial
open paren, return 0. Call read_conditions when appropriate.
* Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
dummy-conditions.o. Eliminate references to insn-conditions.o,
or change them to build/gencondmd.o, as appropriate. Remove
insn-constants.h from $(simple_generated_h) and insn-conditions.c
from $(simple_generated_c). For all files remaining in those
two lists, add insn-conditions.md to the generator command line.
Give insn-constants.h/s-constants their own rules. Add rules
for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
(build/read-rtl.o): Depend on gensupport.h.
(genprognormal): Include preds.
(genprogearly): Rename genprognoprint; only difference is now that
they don't link with $(BUILD_PRINT).
* dummy-conditions.c: Delete.
2006-01-22 Zack Weinberg <zackw@panix.com>
* genextract.c: Don't include insn-config.h. Do include vec.h.
Declare vectors of int, char, and locstr.
(locstr): New typedef.
(struct extraction): Make all array fields into bare pointers.
(insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
(insn_code_number): Delete.
(accum_extract): New struct.
(VEC_safe_set_locstr, VEC_char_to_string): New functions.
(gen_insn): Take insn_code_number as an argument. Use an
accum_extract structure instead of loading data directly into
a struct extraction, and having to know how big it might get.
(walk_rtx): Operate entirely on an accum_extract structure.
(print_path): Avoid unnecessary use of printf.
(print_header): New function, split out of main. Distinguish
more carefully between an unrecognizable insn and an insn that
has the code number of a define_expand.
(main): Pass insn_code_number to gen_insn. Call print_header
only after parsing. Avoid unnecessary use of printf.
* Makefile.in (build/vec.o): New rule.
(build/genextract): Depend on build/vec.o.
(build/genextract.o): Don't depend on insn-config.h.
2006-01-22 Zack Weinberg <zackw@panix.com>
* Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
$(RUN_GEN). Use pattern rules to factor out as much boilerplate as
practical. Eliminate per-generator-program link rules.
2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24437
* tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
with a call expr to ...
* fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
2006-01-23 Richard Guenther <rguenther@suse.de>
* cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
before make_edge with conditional EDGE_TRUE_VALUE.
2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
Jan Hubicka <jh@suse.cz>
Richard Guenther <rguenther@suse.de>
PR rtl-optimization/25654
* cfgexpand.c (aggregate_contains_union_type): New function.
(add_alias_set_conflicts): Call it. Make sure to add conflicts
for structure variables that contain a union type.
2006-01-23 Richard Sandiford <richard@codesourcery.com>
* gengtype.c (new_structure): Return the structure.
(create_option): Add an extra "next" argument.
(create_field): New function.
(adjust_field_rtx_def): Use create_option and create_field.
Remove a now-unnecessary call to find_structure.
(adjust_field_tree_def): Likewise.
(note_yacc_type): Remove an unnecessary call to find_structure.
* gengtype.h (new_structure): Return the structure.
(create_option): Add an extra argument.
* gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
(option): Adjust calls to create_option.
2006-01-22 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/aix.h (STACK_BOUNDARY): Define.
2006-01-22 Paul Brook <paul@codesourcery.com>
Peter Barada <peter@the-baradas.com>
* config/m68k/m68k.md: Add Coldfire FPU support.
Define FP mode macro and associated attributes.
Use it for float mode patterns.
* config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
(LIBCALL_VALUE): Use m68k_libcall_value.
* config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
(m68k_function_value): Ditto.
(emit_move_sequence): Ditto.
* config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
* config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
* config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
(MULTILIB_EXCEPTIONS): Ditto.
* config/m68k/m68k.opt: Add mcfv4e.
* config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
(m68k_compute_frame_layout): Include space for ColdFire FPU regs.
(m68k_output_function_prologue): Save ColdFire FPU registers.
(m68k_output_function_epilogue): Restore ColdFire FPU registers.
(force_mode, fp_reg_operand, emit_move_sequence): New functions.
(m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
ColdFire FPU registers.
(m68k_libcall_value, m68k_function_value): New functions.
* config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
(LIBCALL_VALUE): Use m68k_libcall_value.
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
(MASK_COLDFIRE): Add MASK_CFV4E.
(TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
(MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
(REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
(GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
(GO_IF_LEGITIMATE_ADDRESS): Use it.
(LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
* doc/invoke.tex: Document -mcfv4e on m68k.
2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
* doc/contribute.texi: Change CVS to SVN and update the corresponding
URL.
2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
PR c++/16190
* c-opts.c (c_common_handle_option): Don't include
-Wnon-virtual-dtor in -Wall; enable if -Weffc++.
* doc/invoke.texi (C++ Dialect Options): Document that
-Wnon-virtual-dtor is no longer included in -Wall.
2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
* gcov.c (print_version), gcov-dump.c (print_version),
mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
dates.
2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-scan.c (problem_SCAN): Added NULL reset function.
(df_scan_reset_blocks): Added code to call reset block function
(df_bb_refs_delete) Fixed comment.
(df_insn_refs_delete): Made tolerant of deleting non existent info
for dataflow problems that need to be reset.
* df-core.c (df_set_blocks): Ditto.
* df.h (struct df_problem): Added reset_fun.
* df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
(df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
functions to clear out all references to def-use or use-def chains.
2006-01-21 Ben Elliston <bje@au.ibm.com>
* varasm.c (assemble_real): Initialise data array.
2006-01-20 Paul Brook <paul@codesourcery.com>
Merge from csl-arm-branch.
2005-09-21 Kazu Hirata <kazu@codesourcery.com>
* config/arm/arm.md (movdi): Force operands[1] to a register
if we have a non-register source.
(*arm_movdi, *movdf_soft_insn): Require that one of the
operands be a register.
* config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
* config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2006-01-20 DJ Delorie <dj@redhat.com>
* varasm.c (initialize_constant_valid_p): Allow pointers
initialized from integer constants of lesser precision.
(output_constant): Allow non-int-sized pointer modes to be
initialized from integer constants.
2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
PR libstdc++/25524
* cppdefault.h (struct default_include): Add multilib flag.
* cppdefault.c (cpp_include_defaults): Set it.
* c.opt (-imultilib): New option.
* c-opts.c (imultilib): New.
(c_common_handle_option): Handle -imultilib.
(c_common_post_options): Likewise.
* c-incpath.c (add_standard_paths, register_include_chains):
Likewise.
* c-incpath.h (register_include_chains): Add extra parameter.
* gcc.c (do_spec_1): Generate -imultilib option.
(The Specs Language): Update %I description.
(process_command): Update copyright notice.
* doc/cppopts.texi (-imultilib): Document.
* doc/invoke.texi (-imultilib): Include in option summary.
(%I): Update specs documentation.
2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
* loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2006-01-20 Richard Sandiford <richard@codesourcery.com>
* stmt.c (case_bit_test_cmp): Stabilize the sort using code
label numbers.
2006-01-20 Richard Guenther <rguenther@suse.de>
Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/24626
* cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
EDGE_TRUE_VALUE if in RTL mode.
Revert
2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
* cfgrtl.c (rtl_verify_flow_info_1): Fix.
2006-01-20 Dirk Mueller <dmueller@suse.com>
PR c++/5520
* c-parser.c (c_parser_if_body): Use build_empty_stmt()
instead of a special NOP marker.
* c-typeck.c (c_finish_if_stmt): Remove obsoleted special
NOP marker handling.
* c-common.h (empty_body_warning): Add forward declaration.
* c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
Now uses IS_EMPTY_STMT() instead of special NOP markers.
2006-01-20 Paul Brook <paul@codesourcery.com>
* Makefile.in (lang_checks): Keep going if mkdir fails.
2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-scan.c (df_scan_free_bb_info): Added basic block parameter to
be able to clean out basic block when not necessary.
(df_scan_free): Fixed to properly delete information if df is
unused before calling df_finish.
(df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
or comment typos.
(df_bb_refs_delete): New function.
(df_refs_delete): Moved per block code to df_bb_refs_delete.
* df-core.c (df_set_blocks): Added code to properly clean out
unused blocks if they are not part of the blocks to consider.
Added additional null check.
(df_compact_blocks): Added basic block parameter to free_bb_fun to
be able to clean out basic block when not necessary
* df.h (df_free_bb_function): Ditto.
(df_bb_refs_delete): New function.
* df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
basic block parameter to be able to clean out basic block when not
necessary.
(df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
(df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
Fixed to properly delete information if df is unused before
calling df_finish.
2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/25799
* df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
Corrected confluence operator to remove bits from op2 before oring
with op1 rather than removing bits from op1.
(df_ru_transfer_function): Corrected test on wrong bitmap which
caused infinite loop. Both of these problems were introduced in
the dataflow rewrite.
2006-01-19 DJ Delorie <dj@redhat.com>
* reload1.c (find_reload_regs): Note the details of reload
failures in the dump file.
(spill_failure): Likewise.
2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
* loop-iv.c: Include df.h and hashtab.h.
(enum iv_grd_result): New enum.
(DF_REF_IV, DF_REF_IV_SET): New macros.
(struct biv_entry): New.
(df, bivs): New global variables.
(struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
Removed.
(clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
analyzed_for_bivness_p, record_biv): New functions.
(iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
iv_analyze, biv_p, iv_analysis_done): Work with df representation of
UD chains.
(iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
analysed.
(iv_number_of_iterations): Use new interface to iv analysis.
* loop-unroll.c: Do not include varray.h.
(analyze_iv_to_split_insn): Use new interface to iv
analysis.
* loop-unswitch.c (may_unswitch_on): Ditto.
* df.c (df_bitmaps_free): Only work for bbs for that structures are
allocated.
(df_bb_modify): Realloc tables to the new index.
(df_find_use): New function.
* df.h (df_find_use): Declare.
* optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
outmode.
* cfgloop.h (struct rtx_iv): Remove analysed field.
(iv_get_reaching_def): Removed.
(iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
* Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
(loop-iv.o): Add df.h and hashtab.h dependency.
* df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2006-01-20 Alan Modra <amodra@bigpond.net.au>
PR target/25668
* libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
Double TFmode.
(__floatundisf, __floatundidf): Likewise.
* libgcc2.h (IS_IBM_EXTENDED): Define.
2006-01-19 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2006-01-19 Paul Brook <paul@codesourcery.com>
* gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
as nothrow when unwinding tables are disabled.
2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR testsuite/25171
* c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
of bit-field" when in system header.
2006-01-19 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
the 16 bit shift limit of the m16c.
2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
PR target/22099
* config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
* config/i386/i386.c (output_set_got): Output the label if we have one
for the TARGET_DEEP_BRANCH_PREDICTION case.
2006-01-19 Jan Hubicka <jh@suse.cz>
H.J. Lu <hongjiu.lu@intel.com>
Evandro Menezes <evandro.menezes@amd.com>
* invoke.texi (generic): Document
(i686) Update.
* config.gcc: Make x86_64-* and i686-* default to generic tunning.
* i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
(x86_use_incdec, x86_pad_returns): New variables
(TARGET_CPU_DEFAULT_generic): New constant
(TARGET_CPU_DEFAULT_NAMES): Add generic.
(enum processor_type): Add generic32 and generic64.
* i386.md (cpu attribute): Add generic32/generic64
(movhi splitter): Behave sanely when both partial_reg_dependency and
partial_reg_stall are set.
(K8 splitters): Enable for generic as well.
* predicates.md (incdec_operand): Use TARGET_INCDEC
(aligned_operand): Avoid memory mismatch stalls.
* athlon.md: Enable for generic64, new patterns for 128bit moves.
* ppro.md: Enable for generic32
* i386.c (generic64_cost, generic32_cost): New.
(m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
(x86_use_leave): Enable for generic64. (x86_use_sahf,
x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
x86_partial_reg_dependency, x86_memory_mismatch_stall,
x86_accumulate_outgoing_args, x86_prologue_using_move,
x86_epilogue_using_move, x86_arch_always_fancy_math_387,
x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
Enable for generic.
(x86_use_incdec, x86_pad_returns): New.
(override_options): Add generic32 and generic64, translate "generic"
to generic32/generic64 and "i686" to "generic32", refuse
"generic32"/"generic64" as arch target.
(ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
(ix86_reorg): Honor PAD_RETURNS.
2006-01-19 Diego Novillo <dnovillo@redhat.com>
* tree-pretty-print.c (dump_generic_node): Handle
OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
* cgraph.c (cgraph_expand_queue): Rename from
cgraph_analyze_queue. Update all users.
* cgraphunit.c (cgraph_assemble_pending_functions): Process
cgraph_expand_queue.
(cgraph_expand_all_functions): Likewise.
(cgraph_finalize_pending_functions): Remove. Update callers.
* tree.h (OMP_DIRECTIVE_P): Define.
(OMP_PARALLEL_FN): Define.
(OMP_PARALLEL_DATA_ARG): Define.
(OMP_SECTIONS_SECTIONS): Define.
* tree-pass.h (pass_expand_omp): Declare.
* omp-low.c (struct omp_region): Declare.
(struct omp_context): Remove fields 'parallel_type',
'parallel_start_ix' and 'parallel_start_additional_args'.
Update all users.
(struct omp_for_data): Rename from struct expand_omp_for_data.
(omp_regions): New static variable.
(root_omp_region): New static variable.
(find_omp_clause): Make static.
(is_in_combined_parallel_ctx): Remove.
(is_combined_parallel): New.
(extract_omp_for_data): Move earlier in the file.
(workshare_safe_to_combine_p): New.
(get_ws_args_for): New.
(determine_parallel_type): Move earlier in the file.
(omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
child function.
(omp_copy_decl): Likewise.
(create_omp_child_function): Likewise.
(lookup_omp_region): New.
(dump_omp_region): New.
(debug_omp_region): New.
(debug_all_omp_regions): New.
(new_omp_region): New.
(scan_omp_parallel): If parallel_nesting_level > 1, the
directive is nested within another parallel directive.
Set OMP_PARALLEL_FN.
(scan_omp_for): Do not try to handle combined parallel+for
cases.
Remove FIXME comment.
(scan_omp_nested): Remove.
(scan_omp_1): Do not call scan_omp_nested when
parallel_nesting_level is > 1.
Do not change the DECL_CONTEXT of local variables found.
(lookup_decl_in_outer_ctx): New.
(lower_rec_input_clauses): Rename from expand_rec_input_clauses.
(lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
(lower_reduction_clauses): Rename from expand_reduction_clauses.
(lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
If CTX is nested, lookup VAR in the outer context when
building copy assignment.
(lower_send_clauses): Rename from expand_send_clauses.
If CTX is nested, lookup VAR in the outer context when
building copy assignments.
(lower_send_shared_vars): Rename from expand_send_shared_vars.
If CTX is nested, lookup VAR in the outer context when
building copy assignments.
(expand_parallel_call): Rename from build_parallel_call.
Handle combined parallel+workshare cases.
Re-implement to emit code into the CFG.
(list2chain): New.
(expand_omp_parallel): Re-implement to emit code into the CFG.
Call move_sese_region_to_fn to outline the sub-graph
containing the parallel region.
(expand_omp_for_1): Remove.
(expand_omp_for_generic): Re-implement to emit code into the
CFG.
(expand_omp_for_static_nochunk): Likewise.
(expand_omp_for_static_chunk): Likewise.
(expand_omp_for): Likewise.
(expand_omp_sections): Likewise.
(remove_exit_barriers): New.
(expand_omp_synch): New.
(expand_omp): New.
(build_omp_regions_1): New.
(build_omp_regions): New.
(execute_expand_omp): New.
(gate_expand_omp): New.
(pass_expand_omp): Define.
(lower_omp_sections): Rename from expand_omp_sections.
Set OMP_SECTIONS_SECTIONS.
(lower_omp_single_simple): Rename from expand_omp_single_simple.
(lower_omp_single_copy): Rename from expand_omp_single_copy.
(lower_omp_single): Rename from expand_omp_simple.
(lower_omp_master): Rename from expand_omp_master.
(lower_omp_ordered): Rename from expand_omp_ordered.
(lower_omp_critical): Rename from expand_omp_critical.
(lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
(lower_omp_for): Re-implement.
(lower_omp_parallel): Re-implement.
(lower_regimplify): Rename from expand_regimplify.
(lower_omp_1): Rename from expand_omp_1.
If there are syntax errors in the program, replace every
OpenMP directive with NOP.
Call lower_omp_* instead of expand_omp_*.
(lower_omp): Rename from expand_omp.
* tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
* tree-gimple.h (enum omp_parallel_type): Remove.
(gimple_boolify): Declare extern.
(find_omp_clause, determine_parallel_type): Remove.
* gimple-low.c (lower_omp_directive): New.
(lower_stmt): Call it.
(record_vars_into): Move from ...
(record_vars): ... here.
Call record_vars_into with current_function_decl.
* gimplify.c (struct gimplify_ctx): Remove fields
combined_pre_p and combined_ctxp. Update users.
(get_formal_tmp_var): Add documentation.
(gimple_boolify): Make extern.
(gimplify_expr_in_ctx): Remove. Update callers.
(gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
will always be a BIND_EXPR.
(gimplify_expr): Handle OMP_RETURN_EXPR.
* tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
(OMP_PARALLEL): Add 3 operands.
(OMP_SECTIONS): Add 1 operand.
(OMP_RETURN_EXPR): Define.
* tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
(copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
* tree-iterator.c (alloc_stmt_list): Assert that we are not
creating a circular free list.
(free_stmt_list): Assert that we are not freeing stmt_list_cache.
* tree-flow.h (move_sese_region_to_fn): Declare.
(record_vars_into): Declare.
* tree-cfg.c (make_omp_sections_edges): New.
(make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
OMP_SECTIONS and OMP_SECTION.
(is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
(set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
(verify_stmt): Do not handle OMP_DIRECTIVE_P.
(gather_blocks_in_sese_region): New.
(struct move_stmt_d): Declare.
(move_stmt_r): New.
(move_block_to_fn): New.
(move_sese_region_to_fn): New.
* passes.c (init_optimization_passes): Schedule
pass_expand_omp after pass_init_datastructures.
* tree-ssa-operands.c (get_expr_operands): Handle
OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2006-01-19 Jeff Law <law@redhat.com>
* tree-vrp.c (extract_range_from_assert): Refine the result range
if the variable referenced by the ASSERT_EXPR has a range and
either the tentative result range or the previous range is a
VR_ANTI_RANGE.
2006-01-19 Richard Sandiford <richard@codesourcery.com>
* c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2006-01-19 Jan Hubicka <jh@suse.cz>
* tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2006-01-19 Paolo Bonzini <bonzini@gnu.org>
* combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
(expand_compound_operation, expand_field_assignment): Fail if the
bit lengths of an extract operation are out of range.
(make_extraction): Compute wanted_inner_mode based on the position
and length of the extraction. Make it extraction_mode for non-constant
positions, and do not modify offset in that case. When generating a
new MEM, use a mode that can hold the extraction while keeping correct
alignment. Remove code that supported MEMs wrapped by USEs.
(simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("Y", "y"): New mode attribute.
("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
"*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
"*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
"*addsi3_imm_cc", "*addsi3_carry1_cc",
"*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
"*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
"*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
"*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
"*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
"*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
"addsi3", "subsi3"): Insn patterns removed.
("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
"*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
"*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
"*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
"*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
"*sub<mode>3_cconly2"): New insn patterns.
("addsi3", "subsi3"): New expanders.
2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
* Makefile.in (tree-vect-patterns.o): Add rule for new file.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Use
existing STMT_VINFO_VECTYPE if available.
(vect_mark_relevant): Add special handling for stmts that are
marked as STMT_VINFO_IN_PATTERN_P.
(vect_analyze_loop): Call vect_pattern_recog.
* tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
* tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
stmt_info.
(STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
(vect_recog_func_ptr): New function-pointer type.
* tree-vect-patterns.c: New file.
(vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
(vect_recog_dot_prod_pattern, vect_pattern_recog):
(vect_pattern_recog_1): New functions.
(vect_pattern_recog_funcs): New array of function pointers.
* tree-vectorizer.h (ternary_op): New enum value.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Added
declaration. Revised documentation. Removed redundant dump prints.
Removed redundant argument. Added support for reduction patterns.
(vectorizable_reduction): Added support for reduction patterns.
(vect_transform_stmt): Added support for patterns.
* expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
* genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
* optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
(expand_widen_pattern_expr): New function.
(init_optabs): Initialize new optabs udot_prod_optab,
sdot_prod_optab.
* optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
(sdot_prod_optab, udot_prod_optab): Define new optabs.
(expand_widen_pattern_expr): New function declaration.
* tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
tree-codes.
* tree-inline.c (estimate_num_insns_1): Added cases for new
tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
* tree-pretty-print.c (dump_generic_node): Likewise.
(op_prio): Likewise.
(op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
* tree-ssa-operands.c (get_expr_operands): Added case for
DOT_PROD_EXPR.
* tree-vect-patterns.c (widened_name_p): New function.
(vect_recog_dot_prod_pattern): Added function implementation.
* tree-vect-transform.c (get_initial_def_for_reduction): Added
cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
* config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
* config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
* expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
* genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
* optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
(init_optabs): Initialize new optabs widen_ssum_optab,
widen_usum_optab.
* optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
(widen_ssum_optab, widen_usum_optab): Define new optabs.
* tree-vect-generic.c: (expand_vector_operations_1): Check type of
use instead of type of def.
* tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
function implementation.
* config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
widen_ssumv8hi): New.
* doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
patterns.
2006-01-19 Richard Sandiford <richard@codesourcery.com>
PR c/25805
* c-decl.c (add_flexible_array_elts_to_size): New function.
(finish_decl): Use it.
2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
* diagnostic.h: Include options.h.
* config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
dependancies for diagnostic.h.
* Makefile.in (DIAGNOSTIC_H): Add options.h.
2006-01-16 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
(ssa_ro_call_cache_valid): Ditto.
* tree-ssa-alias.c (sort_tags_by_id): New function.
(init_transitive_clobber_worklist): Ditto.
(add_to_worklist): Ditto.
(mark_aliases_call_clobbered): Ditto.
(compute_tag_properties): Ditto.
(set_initial_properties): Ditto.
(compute_call_clobbered): Ditto.
(compute_may_aliases): Call compute_call_clobbered and grouping.
(compute_flow_sensitive_aliasing): Remove clobbering related code.
(compute_flow_insensitive_aliasing): Grouping now happens in our
caller.
(setup_pointers_and_addressables): Remove clobbering related code.
(add_may_alias): Ditto.
(replace_may_alias): Ditto.
(get_nmt_for): Ditto.
(create_global_var):
(is_escape_site): Return an escape_type enumeration.
* tree-flow-inline.h (is_call_clobbered): Global var does not
imply call clobbered.
(mark_call_clobbered): Take a reason for marking this. Remove
marking of globalness, and cache invalidation.
(clear_call_clobbered): Remove cache invalidation code.
* tree-dfa.c (dump_variable): If details is on, dump the reason
for escaping.
* tree-outof-ssa.c (create_temp): Copy escape mask from original
variable.
* tree-flow.h (struct ptr_info_def): Add escape mask member.
(struct var_ann_d): Ditto.
(enum escape_type): New.
(mark_call_clobbered): Adjust prototype.
* tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
are never call clobbered.
Record reasons for escaping.
* tree-ssa-structalias.h (is_escape_site): Update prototype.
* tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
(ssa_ro_call_cache_valid): Ditto.
(clobbered_v_may_defs): Ditto.
(clobbered_vuses): Ditto.
(ro_call_vuses): Ditto.
(clobber_stats): New.
(init_ssa_operands): Zero out clobber stats.
(fini_ssa_operands): Print out clobber stats.
(get_call_expr_operands): Pass callee fndecl to
add_call_read_ops).
(add_call_clobber_ops): Remove use of cache.
Add use of PURE_CONST information.
(add_call_read_ops): Remove use of cache.
Add use of static not_read information.
2006-01-18 Alexandre Oliva <aoliva@redhat.com>
Introduce TLS descriptors for i386 and x86_64.
* config/i386/i386.h (TARGET_GNU2_TLS): New macro.
(TARGET_ANY_GNU_TLS): New macro.
(enum tls_dialect): Added TLS_DIALECT_GNU2.
(struct machine_function): Add tls_descriptor_call_expanded_p.
(ix86_tls_descriptor_calls_expande_in_cfun): New macro.
(ix86_current_function_calls_tls_descriptor): Likewise.
* config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
(override_options): Introduce gnu2 tls dialect.
(ix86_frame_pointer_required): Functions containing TLSCALLs are
not leaves.
(ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
Likewise.
(legitimize_tls_address): Adjust logic for GNU2 TLS.
(ix86_init_machine_status): Initialize new field.
(ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
(ix86_tls_module_base): New.
* config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
* config/i386/i386.md (UNSPEC_TLSDESC): New constant.
(tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
(tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
(tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
(*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
(tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
(*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
* config/i386/predicates.md (tls_modbase_operand): New.
(tp_or_register_operand): New.
2006-01-18 Daniel Berlin <dberlin@dberlin.org>
* ipa-reference.c (check_operand): Allow FUNCTION_DECL.
(look_for_address_of): Ditto.
(ipa_init): Walk the function decls.
(static_execute): Don't set readonly on FUNCTION_DECL's.
2006-01-18 Roger Sayle <roger@eyesopen.com>
* config/i386/i386.md (shift spliter): Fix a a typo in the splitter
for shifts where the source and destination registers are different.
2006-01-18 Paul Brook <paul@codesourcery.com>
Merge from csl-arm-branch.
2005-03-14 Julian Brown <julian@codesourcery.com>
* config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
(aeabi_llsl): Likewise.
(ashrdi3): Likewise.
(aeabi_lasr): Likewise.
(lshrdi3): Likewise.
(aeabi_llsr): Likewise.
2005-03-10 Julian Brown <julian@codesourcery.com>
* config.gcc: Disable shared libgcc for SymbianOS.
* config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2006-01-18 DJ Delorie <dj@redhat.com>
* c-pragma.c (handle_pragma_diagnostic): New.
(init_pragma): Register it.
* doc/extend.texi: Document it.
* diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
* diagnostic.h (diagnostic_classify_diagnostic): Declare.
(diagnostic_context): Add classify_diagnostic[].
* diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
as errors if they're overridden to DK_WARNING.
(diagnostic_initialize): Initialize classify_diagnostic[].
(diagnostic_set_kind_override): New.
(diagnostic_report_diagnostic): Check for kind changes.
* opts.c (common_handle_option): Take lang_mask. Update callers.
Handle OPT_Werror_.
* common.opt (Werror=): New.
* doc/invoke.texi: Document -Werror=*
2006-01-18 Jeff Law <law@redhat.com>
* tree-vrp.c (test_for_singularity): Correct test for new
min limit. Use operand_equal_p rather than pointer equality
for testing if new min/max values are equal.
* tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
using range information until after propagation and folding.
2006-01-18 Richard Henderson <rth@redhat.com>
Aldy Hernandez <aldyh@redhat.com>
Jakub Jelinek <jakub@redhat.com>
Diego Novillo <dnovillo@redhat.com>
* omp-low.c: New file.
* c-omp.c: New file.
2006-01-18 Richard Henderson <rth@redhat.com>
Jakub Jelinek <jakub@redhat.com>
Diego Novillo <dnovillo@redhat.com>
* doc/invoke.texi: Document -fopenmp.
* tree-dump.h (debug_function): Declare.
* hooks.c (hook_bool_tree_bool_false): New function.
(hook_tree_tree_null): Remove.
(hook_tree_tree_tree_null): New.
* hooks.h: Update to match.
* tree-pretty-print.c (debug_tree_chain): New.
(print_generic_expr): Handle TDF_CHAIN.
(dump_generic_node): Handle BLOCK.
Do not abort with incomplete SWITCH_EXPRs.
Do not dump body of an OpenMP directive if TDF_SLIM is given.
<case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
print space after directive name.
<OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
Handle OMP_MASTER and OMP_ORDERED.
Handle printing of OMP_BODY just in one place, goto
dump_omp_body in the rest of OMP_* nodes that have
OMP_BODY.
Don't handle clause nodes here. Update omp statements to
use dump_omp_clauses.
Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
Adjust output for GOMP_PARALLEL.
(dump_omp_clauses): New.
(print_declaration): Dump DECL_VALUE_EXPR.
(op_symbol_1): Split out of op_symbol.
(dumping_stmts): Remove. Update all users.
* cgraph.c (cgraph_analyze_queue): New.
(cgraph_add_new_function): New.
* cgraph.h (cgraph_analyze_queue): Declare.
(cgraph_add_new_function): Declare.
(cgraph_lower_function): Remove.
* tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
and TYPE_P nodes in its default clause.
(empty_body_p): New.
(tree_range_check_failed): New.
(build5_stat): New.
* tree.h (OMP_CLAUSE_REDUCTION_INIT,
OMP_CLAUSE_REDUCTION_MERGE,
OMP_CLAUSE_REDUCTION_PLACEHOLDER,
OMP_CLAUSE_PRIVATE_DEBUG,
OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
(TREE_RANGE_CHECK): New.
(empty_body_p): Declare.
(enum omp_clause_default_kind): New.
(build_string_literal): Declare.
(enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
(build5_stat, build5): Declare.
* tree-pass.h (TDF_CHAIN): Define.
* tree-pass.h (PROP_gimple_lomp): Define.
(pass_lower_omp): Declare.
* diagnostic.h (debug_tree_chain): Declare.
* builtins.c (get_builtin_sync_mode): Use 0 as last argument to
mode_for_size.
(expand_builtin): Handle sync BUILT_IN_*_16 builtins.
* builtins.c (build_string_literal): Make extern.
* gcc.c (include_spec_function): New.
(static_spec_functions): Add it.
(main): Move load of libgomp.spec ...
(LINK_COMMAND_SPEC): ... here.
(link_gomp_spec): New.
(static_specs): Include it.
(LINK_COMMAND_SPEC): Add link_gomp.
(GOMP_SELF_SPECS): New.
(driver_self_specs): Include it.
(switch_matches): Don't mark inline.
(main): Load libgomp.spec.
* tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
* tree-gimple.h (enum omp_parallel): Declare.
(determine_parallel_type): Declare.
(omp_firstprivatize_variable): Declare.
(omp_reduction_init): Declare.
(diagnose_omp_structured_block_errors): Declare.
(struct walk_stmt_info): Add want_return_expr.
(struct walk_stmt_info): Add want_bind_expr, want_locations.
(find_omp_clause): Declare.
(insert_field_into_struct): Declare.
(struct walk_stmt_info): Move from tree-nested.c
(walk_stmts): Declare.
* c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
to 200505.
* cgraphunit.c (cgraph_lower_function): Make static.
(cgraph_finalize_pending_functions): New.
(cgraph_finalize_function): Call it.
(cgraph_finalize_compilation_unit): Likewise.
* builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
(BT_FN_UINT_UINT): New.
(DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
DEF_FUNCTION_TYPE_VAR_4): Document.
(BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
BT_FN_VOID_OMPFN_PTR_UINT_UINT,
BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
* builtins.def: Update DEF_BUILTIN comment to include COND argument.
Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
into separate files.
(DEF_GOMP_BUILTIN): New.
(BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
* sync-builtins.def: New file, moved from builtins.def.
* omp-builtins.def: New file, moved from builtins.def.
* c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
* gimple-low.c (lower_function_body): Clear data.
(lower_stmt): Do not handle COMPOUND_EXPR.
Remove call to print_node_brief.
* c-tree.h (c_finish_omp_clauses): New prototype.
(C_DECL_THREADPRIVATE_P): Define.
(lookup_name_no_remap, c_omp_remap_private): Remove
(c_begin_omp_parallel, c_finish_omp_parallel): Update.
(check_for_loop_decls): Update decl.
(lookup_name_no_remap, c_omp_remap_private): Declare.
(build_indirect_ref, build_modify_expr, pushdecl,
pushdecl_top_level): Move to c-common.h.
* dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
before the switch, but just in the 2 places that need it.
* c-decl.c (diagnose_mismatched_decls): Do not check for
mismatched thread-local attributes when OLDDECL is marked
threadprivate and NEWDECL has no thread-local attributes.
(merge_decls): Merge C_DECL_THREADPRIVATE_P.
(c_gimple_diagnostics_recursively): Rename from
c_warn_unused_result_recursively. Invoke
diagnose_omp_structured_block_errors.
(check_for_loop_decls): Return a singular decl found.
* langhooks.c (lhd_omp_predetermined_sharing): Return
OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
(lhd_omp_firstprivatize_type_sizes): New.
(lhd_omp_assignment): New.
(lhd_omp_predetermined_sharing): New.
* langhooks.h (struct gimplify_omp_ctx): Forward declare.
(struct lang_hooks_for_types): Add
omp_firstprivatize_type_sizes, omp_privatize_by_reference,
omp_predetermined_sharing, omp_disregard_value_expr,
omp_private_debug_clause, omp_clause_default_ctor,
omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
(c_finish_omp_clauses): New.
(c_finish_bc_stmt): Diagnose break within omp for.
(c_begin_omp_parallel, c_finish_omp_parallel): New.
(build_unary_op): Return error_mark after reporting
a readonly_error.
(build_modify_expr): Likewise.
* gimplify.c: Include optabs.h and pointer-set.h.
(enum gimplify_omp_var_data): Declare.
(struct gimplify_omp_ctx): Declare.
(struct gimplify_ctx): Add fields prev_context, combined_pre_p
and combined_ctxp.
(gimplify_ctxp, gimplify_omp_ctxp): New local variables.
(push_gimplify_context, pop_gimplify_context): Allow nesting.
(splay_tree_compare_decl_uid): New.
(new_omp_context): New.
(delete_omp_context): New.
(gimple_add_tmp_var): Call omp_add_variable.
(gimplify_bind_expr): Likewise.
(gimplify_var_or_parm_decl): If omp_notice_variable returned
true, disregard DECL_VALUE_EXPR on the decl if any.
(gimplify_expr_in_ctx): New.
(omp_firstprivatize_variable, omp_firstprivatize_type_sizes
omp_add_variable, omp_notice_variable, omp_is_private
gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
gimplify_adjust_omp_clauses, gimplify_omp_parallel
gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
gimplify_omp_atomic_fetch_op, goa_stabilize_expr
gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
gimplify_omp_atomic): New.
(gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
OMP_CRITICAL and OMP_ATOMIC.
(gimplify_body): Verify gimplify_ctxp is empty after gimplification.
* c-pragma.h (enum pragma_kind): Add
PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
PRAGMA_OMP_THREADPRIVATE.
* tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
* print-tree.c (print_node): Dump DECL_VALUE_EXPR.
* tree-ssa-dce.c (find_control_dependence): Do not assume that
ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
* tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
OpenMP directives.
(struct nesting_info): Add field_map,
suppress_expansion, debug_var_chain.
(create_nesting_tree): Initialize them.
(lookup_field_for_decl): Use field_map.
(get_nonlocal_debug_decl, get_local_debug_decl): New.
(convert_local_omp_clauses): New.
(finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
(walk_body): Split out of walk_function.
(convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
(convert_nonlocal_reference): Handle omp statements.
(convert_local_reference): Likewise.
(unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
(unnest_nesting_tree): New.
(lower_nested_functions): Call it.
(insert_field_into_struct): Make extern.
(struct walk_stmt_info): Move to tree-gimple.h.
(walk_stmts): Make extern.
* omp-builtins.def: New file.
* tree-iterator.c (expr_only): Clarify comment.
* c-common.h (pushdecl_top_level, pushdecl,
build_modify_expr, build_indirect_ref,
c_finish_omp_master, c_finish_omp_critical,
c_finish_omp_ordered, c_finish_omp_barrier,
c_finish_omp_atomic, c_finish_omp_flush,
c_finish_omp_for, c_split_parallel_clauses,
omp_clause_default_kind, c_omp_sharing_predetermined,
c_omp_remap_decl): Declare.
* Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
(OBJS-common): Add omp-low.o.
(c-omp.o, omp-low.o): Add.
(gimplify.o): Add dependency on $(OPTABS_H).
(GTFILES): Add omp-low.c.
(gt-stringpool.h): Add.
* tree-cfg.c (set_bb_for_stmt): Do not update the
block-to-labels map if we are currently expanding to RTL.
(tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
checks.
Handle IDENTIFIER_NODE.
(tree_verify_flow_info): Do not ICE when emitting error
messages about invalid labels.
(dump_function_to_file): Reset CFUN before emitting the body
of the function.
(debug_function): New.
* passes.c (init_optimization_passes): Schedule
pass_lower_omp.
* langhooks-def.h (lhd_omp_predetermined_sharing,
lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
Declare.
(LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
(LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
LANG_HOOKS_OMP_PREDETERMINED_SHARING,
LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
(LANG_HOOK_DECLS): Use them.
2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
Richard Henderson <rth@redhat.com>
Jakub Jelinek <jakub@redhat.com>
Diego Novillo <dnovillo@redhat.com>
* c-parser.c (pragma_omp_clause): Define.
(c_parser_declaration_or_fndef): Document OpenMP syntax.
(c_parser_compound_statement): Likewise.
(c_parser_statement): Likewise.
(c_parser_pragma): Handle omp pragmas.
(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
(c_parser_omp_clause_name, check_no_duplicate_clause,
c_parser_omp_variable_list,
c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
c_parser_omp_clause_copyprivate,
c_parser_omp_clause_default,
c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
c_parser_omp_clause_lastprivate,
c_parser_omp_clause_nowait,
c_parser_omp_clause_num_threads,
c_parser_omp_clause_ordered, c_parser_omp_clause_private,
c_parser_omp_clause_reduction,
c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
c_parser_omp_all_clauses, c_parser_omp_structured_block,
c_parser_omp_atomic, c_parser_omp_barrier,
c_parser_omp_critical, c_parser_omp_flush,
c_parser_omp_for_loop, c_parser_omp_for,
c_parser_omp_master, c_parser_omp_ordered,
c_parser_omp_sections_scope, c_parser_omp_sections,
c_parser_omp_parallel, c_parser_omp_single,
c_parser_omp_construct, c_parser_omp_threadprivate): New.
* c-pragma.c (init_pragma): Do omp pragma registration here.
* c.opt (fopenmp): New flag.
2006-01-18 Eric Christopher <echristo@apple.com>
* gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
* config/darwin.h (GOMP_SELF_SPECS): Define.
2006-01-18 Kazu Hirata <kazu@codesourcery.com>
* rtl.h: Remove the prototype for reg_alloc.
2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/25731
* config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
hppa[12]*-*-hpux11*): Override default shared libgcc version for both
sjlj and dwarf2 exception handling.
* pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
* pa/pa.c (function_value): Treat complex and vector types as
aggregates.
(function_arg): Likewise. Only pass scalar floats in the floating
point argument registers.
* pa/t-slibgcc-dwarf-ver: New file.
* pa/t-slibgcc-sjlj-ver: New file.
* pa/t-slibgcc-elf-ver: Delete file.
2006-01-19 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
unlikely_test_section_p test.
2006-01-18 Kazu Hirata <kazu@codesourcery.com>
* mode-switching.c (optimize_mode_switching): Make it static.
* basic-block.h: Remove the prototype for
optimize_mode_switching.
* modulo-sched.c (sms_schedule): Make it static.
* rtl.h: Remove the prototype for sms_schedule.
* postreload-gcse.c (gcse_after_reload_main): Make it static.
* rtl.h: Remove the prototype for gcse_after_reload_main.
* reg-stack.c (reg_to_stack): Make it static.
* rtl.h: Remove the prototype for reg_to_stack.
* regrename.c (regrename_optimize, copyprop_hardreg_forward):
Make them static.
* rtl.h: Remove the prototypes for regrename_optimize and
copyprop_hardreg_forward.
2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
* config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
Test against the appropriate null constant for the mode.
If 'fixup_overlap' is true, swap the operands if they overlap.
(alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
* config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
alpha_split_tmode_pair and adjust for above change.
* config/alpha/alpha.md (movtf_internal): Adjust call to
alpha_split_tfmode_pair and rely on it to swap the operands.
(movti_internal): New insn and post-reload splitter.
(movti): New expander.
2006-01-18 Philippe De Muyter <phdm@macqel.be>
* config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
operands.
2006-01-18 Kazu Hirata <kazu@codesourcery.com>
* rtlanal.c (global_reg_mentioned_p_1,
global_reg_mentioned_p): Remove.
* rtl.h: Remove the prototype for global_reg_mentioned_p.
* flow.c (initialize_uninitialized_subregs): Make it static.
* rtl.h: Remove the prototype for
initialize_uninitialized_subregs.
* function.c (instantiate_virtual_regs): Make it static.
* function.h: Remove the prototype for
instantiate_virtual_regs.
* regmove.c (regmove_optimize, combine_stack_adjustments):
Make them static.
* rtl.h: Remove the prototypes for regmove_optimize and
combine_stack_adjustments.
2006-01-17 Roger Sayle <roger@eyesopen.com>
* config/i386/i386.c (COSTS_N_BYTES): New macro.
(size_cost): Encode costs in bytes so that a reg-reg addition is
equivalent to COSTS_N_INSNS(1).
(override_options): Use the size_cost.branch_cost as the default
ix86_branch_cost when optimizing for size.
2006-01-18 Ben Elliston <bje@au.ibm.com>
* Makefile.in (D32PBIT_FUNCS): New.
(D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
(libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
D64PBIT_FUNCS and D128PBIT_FUNCS.
(LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
* mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
D128PBIT are set.
(decnumber_dep): Define.
* doc/libgcc.texi (Decimal float library routines): New node.
* config/dfp-bit.h, config/dfp-bit.c: New files.
2006-01-18 Ben Elliston <bje@au.ibm.com>
* expr.c (emit_move_change_mode): Always adjust addresses, not
just during reload. Copy replacements only during reload.
(emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
emit_move_via_integer.
2006-01-17 Shantonu Sen <ssen@opendarwin.org>
* Makefile.in (check-%, check-consistency): Use $${srcdir}
instead of $(srcdir) and ${srcdir}.
2006-01-17 Richard Earnshaw <rearnsha@arm.com>
PR target/592
PR middle-end/11135
* arm.h (struct machine_function): Add pic_reg.
* arm.c (arm_pic_register): Make unsigned.
(arm_override_options): Only set arm_pic_register if
TARGET_SINGLE_PIC_BASE.
(use_return_insn): Only test for a pic register if it is fixed.
(arm_compute_save_reg0_reg12_mask): Likewise.
(thumb_compute_save_reg_mask): Likewise.
(legitimate_pic_operand): Factor out some known invariants.
(legitimize_pic_address): If we don't have a fixed pic register,
then set up a pseudo in the function entry sequence. Handle the
pic base being in a pseudo.
(arm_load_pic_register): Handle the pic register being in a pseudo.
(arm_expand_prologue): Only set up the pic register if it is fixed.
(thumb_expand_prologue): Likewise.
* arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
(pic_load_addr_based_insn): Likewise.
(builtin_setjmp_receiver): Don't restore the pic base if it isn't
fixed.
2006-01-18 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
decimal float modes for all floating point registers.
* config/rs6000/predicates.md (reg_or_mem_operand): Pair up
match_code "mem" with match_test "macho_lo_sum_memory_operand".
2006-01-17 Jakub Jelinek <jakub@redhat.com>
PR c/25682
* c-typeck.c (build_unary_op): Fold offsetof-like expressions
even when the pointer is not NULL.
2006-01-16 Ian Lance Taylor <ian@airs.com>
* common.opt (ftoplevel-reorder): New option.
* cgraph.c (cgraph_asm_nodes): New global variable.
(cgraph_asm_last_node): New static variable.
(cgraph_order): New global variable.
(cgraph_create_node): Set new order field.
(cgraph_varpool_node): Likewise.
(decide_is_variable_needed): Return true if not
flag_toplevel_reorder.
(cgraph_add_asm_node): New function.
* cgraph.h (struct cgraph_node): Add order field.
(struct cgraph_varpool_node): Add order field.
(struct cgraph_asm_node): Define.
(cgraph_asm_nodes, cgraph_order): Declare.
(cgraph_add_asm_node): Declare.
* cgraphunit.c (cgraph_varpool_assemble_decl): New static
function.
(cgraph_varpool_assemble_pending_decls): Call it.
(cgraph_output_pending_asms): New static function.
(cgraph_finalize_compilation_unit): Call it.
(struct cgraph_order_sort): Define.
(cgraph_output_in_order): New static function.
(cgraph_optimize): Call cgraph_output_pending_asms. Add code for
!flag_toplevel_reorder case.
* c-parser.c: Include "cgraph.h".
(c_parser_asm_definition): Call cgraph_add_asm_node rather than
assemble_asm.
* Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
than -fno-unit-at-a-time.
* doc/invoke.texi (Option Summary): Mention
-fno-toplevel-reorder.
(Optimize Options): Document -fno-toplevel-reorder. Mention it in
-funit-at-a-time documentation.
2006-01-17 Hans-Peter Nilsson <hp@axis.com>
Kazu Hirata <kazu@codesourcery.com>
* Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2006-01-17 Kazu Hirata <kazu@codesourcery.com>
* Makefile.in (FUNCTION_H): New. Use it instead of
function.h throughout the file.
* function.h: Include tree.h.
2006-01-17 Ben Elliston <bje@au.ibm.com>
* recog.c: Separate some functions with whitespace.
2006-01-16 Richard Henderson <rth@redhat.com>
Merge from gomp branch:
* Makefile.in (TREE_INLINE_H): New. Use it as needed.
* tree-inline.h (struct copy_body_data): Move from tree-inline.c
and rename from struct inline_data. Rename callee* to dst*;
caller* to src*; add copy_decl hook, transform_call_graph_edges,
transform_new_cfg, transform_return_to_modify, and
transform_lang_insert_block flags; remove cloning_p, versioning_p,
update_clones_p.
(copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
(copy_decl_for_dup): Remove.
* tree-inline.c (struct inline_data): Move to header.
(insert_decl_map): Export.
(remap_decl): Update for member name changes. Use copy_decl hook.
Allow for replacement to be a non-decl. Remove dead code.
(remap_type_1): Check for existing mapping.
(remap_type): Export.
(remap_decls): Update for member name changes.
(remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
(copy_body, setup_one_parameter, declare_return_variable): Likewise.
(expand_call_inline, optimize_inline_calls, clone_body): Likewise.
(copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
(tree_function_versioning, build_duplicate_type): Likewise.
(copy_body_r): Likewise. Export.
(copy_decl_for_dup): Split into ...
(copy_decl_for_dup_finish, copy_decl_to_var,
copy_decl_no_change, copy_decl_maybe_to_var): ... these.
(replace_ref_tree, inlining_p): Remove.
2006-01-16 Kazu Hirata <kazu@codesourcery.com>
* ifcvt.c (if_convert): Make it static.
* rtl.h: Remove the prototype for if_convert.
* local-alloc.c (local_alloc): Make it static.
* rtl.h: Remove the prototype for local_alloc.
* loop.c (loop_optimize): Make it static.
* cfgloop.h: Remove the prototype for loop_optimize.
* rtl.h: Likewise.
2006-01-16 DJ Delorie <dj@redhat.com>
* reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
mems.
2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.md: Disparage copies between general and floating-point registers
in 32-bit move patterns.
2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
PR testsuite/25741
* Makefile.in (check-%): Depend on site.exp instead of
$(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
directories.
2006-01-16 Kazu Hirata <kazu@codesourcery.com>
* global.c (global_alloc): Make it static.
* rtl.h: Remove the prototype for global_alloc.
2006-01-16 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (struct used_part): Add write_only field.
(get_or_create_used_part_for): Initialize it to true.
(create_overlap_variables_for): Don't create structure variables
for structures that only are written to.
(find_used_portions): Handle MODIFY_EXPR to track whether a
structure is only written to.
2006-01-16 Kazu Hirata <kazu@codesourcery.com>
* bb-reorder.c (partition_hot_cold_basic_blocks): Make it
static.
* basic-block.h: Remove the prototype for
partition_hot_cold_basic_blocks.
2006-01-16 Rafael <20>vila de Esp<73><70><EFBFBD>ndola <rafael.espindola@gmail.com>
* cppspec.c (lang_specific_spec_functions): Remove.
* gcc.c (lookup_spec_function): Use static_spec_functions directly.
* gcc.h (lang_specific_spec_functions): Remove.
* gccspec.c (lang_specific_spec_functions): Remove.
2006-01-16 Paolo Bonzini <bonzini@gnu.org>
* combine.c (record_value_for_reg): Invalidate registers
if INSN is null.
(record_dead_and_set_regs_1): Likewise, by passing them to
record_value_for_reg.
(record_dead_and_set_regs): Invalidate stores made by a
call. We do not combine across a call, but we still
relied on equivalences.
2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
* tree-vrp.c (extract_range_from_binary_expr): Cope with
vrp_int_const_binop returning non-constant nodes.
2006-01-16 Paul Brook <paul@codesourcery.com>
* config/m68k/m68k.c (output_move_const_into_data_reg):
Output correct mnemonic for mvz and mvs.
2006-01-16 Gabor Loki <loki@gcc.gnu.org>
* rtl-factoring.c: Add sequence abstraction algorithm.
* cfgcleanup.c (outgoing_edges_match): Extra checks.
(try_crossjump_to_edge): Avoid deleting preserve label when redirecting
ABNORMAL edges.
(block_has_preserve_label): New function.
* common.opt: Register new pass.
* Makefile.in: Ditto.
* passes.c: Ditto.
* timevar.def: Ditto.
* tree-pass.h: Ditto.
* emit-rtl.c (make_jump_insn_raw): Remove forward decl.
* rtl.h (make_jump_insn_raw): Add forward decl.
* doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_minmax): New static function.
(fold_binary) <MIN_EXPR>: Call it.
<MAX_EXPR>: Likewise.
* stor-layout.c (place_field): Use DECL_SIZE consistently
in the computation of the new record size.
2006-01-16 Kazu Hirata <kazu@codesourcery.com>
* cse.c (cse_condition_code_reg): Make it static.
* rtl.h: Remove the prototype for cse_condition_code_reg.
* combine.c (combine_instructions): Make it static.
* rtl.h: Remove the prototype for combine_instructions.
2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/25168
* tree.c (get_file_function_name_long): Concatenate the first global
object name with a string derived from the input filename of the object
for type "F".
2006-01-16 Ben Elliston <bje@au.ibm.com>
* config/i386/winnt-stubs.c: Update FSF address.
* config/xtensa/ieee754-df.S: Ditto.
* config/xtensa/ieee754-sf.S: Ditto.
2006-01-14 Ian Lance Taylor <ian@airs.com>
* ifcvt.c (noce_init_if_info): New static function, broken out of
noce_process_if_block.
(noce_process_if_block): Call noce_init_if_info.
(check_cond_move_block): New static function.
(cond_move_process_if_block): New static function.
(process_if_block): Call cond_move_process_if_block.
2006-01-15 Kazu Hirata <kazu@codesourcery.com>
* cselib.c (hash_table): Rename to cselib_hash_table.
(cselib_clear_table, discard_useless_values,
remove_useless_values, cselib_lookup_mem, cselib_lookup,
cselib_init, cselib_finish): Adjust uses of hash_table.
2006-01-14 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/25485
* tree-vrp.c (extract_range_from_binary_expr): Handle cases
where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
is known to be false and true, respectively.
2006-01-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/22548
PR tree-optimization/22555
PR tree-optimization/22501
* Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
* params.def (salias-max-array-elements): New parameter.
* params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
* doc/invoke.texi (salias-max-array-elements): Document.
* tree-flow-inline.h (var_can_have_subvars): We also handle
arrays now.
* tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
COMPONENT_REF.
* tree-ssa-structalias.c (params.h): Include.
(push_fields_onto_fieldstack): Handle ARRAY_TYPE.
(find_func_aliases): Handle multiple constraints from ARRAY_REF.
(get_constraint_for): For ADDR_EXPR operating on something
containing an ARRAY_REF, add all subvars to the solution.
(handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
* tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
for creating MUST_DEFs.
(get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
functions.
(number_of_iterations_ne, number_of_iterations_lt_to_ne,
assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
number_of_iterations_le): New functions.
(number_of_iterations_special): Removed.
(number_of_iterations_exit): Do not use number_of_iterations_special.
* tree.c (unsigned_type_for): Always return integer type.
2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
Richard Guenther <rguenther@suse.de>
PR rtl-optimization/24257
* gcse.c (find_moveable_store): Only consider a store movable
when the SET_SRC of the insn can be assigned to a register.
2006-01-14 Ian Lance Taylor <ian@airs.com>
* tree.c (tree_not_class_check_failed): New function.
* tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
(tree_not_class_check_failed): Declare.
2006-01-13 Ian Lance Taylor <ian@airs.com>
* reload1.c (do_output_reload): Add assertion rejecting a
CALL_INSN.
2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (struct reg_stat): Add new fields truncation_label and
truncated_to_mode.
(record_value_for_reg): Reset truncated_to_mode.
(record_truncated_value): New function.
(check_promoted_subreg): Call it. Rename to check_conversions.
(combine_instructions): Rename check_promoted_subreg to
check_conversions.
(reg_truncated_to_mode): New function.
(make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
(gen_lowpart_or_truncate): New function.
(force_to_mode): Use it instead of gen_lowpart.
2006-01-13 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
VAR is a tag, not its type tag.
2006-01-13 Alexandre Oliva <aoliva@redhat.com>
* config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
alternatives to match style of other entries.
(*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2006-01-13 Daniel Berlin <dberlin@dberlin.org>
PR tree-optimization/25771
* tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
SSA_NAMES.
2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/24365
* tree-inline.c (declare_return_variable): If the return variable
was marked as a non gimple complex, set the return slot variable
to be a non gimple comple variable.
2006-01-13 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_sincos): New function.
(expand_builtin_mathfn_3): Remove dead code, sin and cos
do not set errno.
(expand_builtin): Expand sincos using expand_builtin_sincos.
2006-01-12 DJ Delorie <dj@redhat.com>
* config/m32c/shift.md: Rewrite: Allow arbitrary operands for
shift counts, separate SI shifts for m32c vs m16c, pass shift type
so that constant shifts can be split.
* config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
(m32c_valid_pointer_mode): Make static.
(shift_gen_func_for): New.
(m32c_prepare_shift): Use it. Split large const shifts into
multiple shifts.
* config/m32c/predicates.md (shiftcount_operand): Allow more
general operands.
(longshiftcount_operand): New.
* doc/md.texi (Machine Constraints): Document In6.
2006-01-13 Ben Elliston <bje@au.ibm.com>
* doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
documentation.
2006-01-12 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
to try to avoid clobbering pieces of structures when we know
something about the whole structure.
* tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2006-01-13 Ben Elliston <bje@au.ibm.com>
* doc/rtl.texi (Insns): Remove statement that libcalls cannot
return in memory, as this is no limitation is no longer present.
2006-01-12 DJ Delorie <dj@redhat.com>
* config/m32c/addsub.md (addhi3): Add two more alternatives, for
mova with fb, and for fb+0 -> An.
* config/m32c/mov.md (peephole2): Fix enabling logic.
* config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
FINI_ARRAY_SECTION_ASM_OP): Define.
* config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
variable.
(m32c_legitimize_reload_address): New logic to reload FB to An.
(m32c_output_reg_push): Add newline.
(m32c_output_reg_pop): Likewise.
2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
* struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
* config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2006-01-11 Kazu Hirata <kazu@codesourcery.com>
* config/sh/predicates.md (sh_rep_vec): Add parallel to
match_code.
2006-01-11 Ben Elliston <bje@au.ibm.com>
* rtlanal.c (find_reg_note): Assert insn is not null.
2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-scan.c (df_hard_reg_init): Move declaration of i outside
ifdef.
2006-01-11 Jeff Law <law@redhat.com>
* tree-ssa-threadupdate.c (threaded_edges): New VEC to
hold edge pairs.
(mark_threaded_blocks, register_jump_thread): New functions.
(thread_through_all_blocks): Remove unwanted argument. No
longer rely on e->aux to communicate thread target info.
Call mark_threaded_blocks. Release the threaded_blocks
bitmap and threaded_edges vector when complete.
* tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
(threaded_blocks): Remove.
(tree_ssa_dominator_optimize): Remove initialization and
finalization of threaded_blocks. Simplify call to
thread_through_all_blocks.
(thread_across_edge): Call register_jump_thread rather than
storing thread information into e->aux.
(free_all_edge_infos): Simplify now that e->aux is no longer
used to communicate with thread_through_all_blocks.
* tree-flow.h (thread_through_all_blocks): Update prototype.
(register_jump_thread): Prototype.
2006-01-11 Kazu Hirata <kazu@codesourcery.com>
* df-core.c (df_compact_blocks, df_bb_replace): Use
SET_BASIC_BLOCK instead of BASIC_BLOCK.
2006-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/25734
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
stop propagation after successful propagation to the LHS.
2006-01-11 Kazu Hirata <kazu@codesourcery.com>
* basic-block.h (control_flow_graph): Change the type of
x_basic_block_info to VEC(basic_block,gc) *.
(BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
basic_block_info.
(SET_BASIC_BLOCK): New.
* cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfglayout.c (fixup_reorder_chain): Likewise.
* cfgrtl.c (create_basic_block_structure,
rtl_create_basic_block): Likewise.
* ifcvt.c (find_if_case_1): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
Likewise.
2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
* Makefile.in: Removed rotted odf.c entry.
2006-01-11 Hans-Peter Nilsson <hp@axis.com>
PR target/25706
* config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
output pattern modifier, not %e.
* config/cris/cris.c (cris_op_str): Update comment about pattern
modifier.
(cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
before falling through into...
<case 'E'>: Redefined from old 'e' case.
2006-01-11 Jan Hubicka <jh@suse.cz>
PR target/25042
* i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2006-01-11 Jan Hubicka <jh@suse.cz>
* i386.h (TARGET_DECOMPOSE_LEA): Kill.
* i386.c (x86_decompose_lea): Kill.
(ix86_rtx_costs): Kill.
2006-01-11 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_insert_node_to_hashtable): New function.
* cgraph.h (cgraph_node): Add inline_decl.
(cgraph_insert_node_to_hashtable): Declare.
(save_inline_function_body): Declare.
* cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
clones.
(cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
(cgraph_function_versioning): Update call of tree_function_versioning.
(save_inline_function_body): New function.
* function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
* ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
(cgraph_default_inline_p): Likewise.
(cgraph_decide_inlining_incrementally): Likewise.
* tree-inline.c (inline_data): Kill saving_p add update_clones_p.
(copy_bb): Kill saving; do updating of clones.
(copy_cfg_body): Kill saving.
(initialize_inlined-parameters): Likewise.
(expand_call_inline): Likewise.
(save_body): Kill.
(tree_function_versioning): New parameter "update_clones".
(inlining_p): Kill saving.
* tree-inline.h (tree_function_versioning): Update prototype.
* tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
saving.
2006-01-11 Ian Lance Taylor <ian@airs.com>
* combine.c (struct undo): Remove is_int. Enumify types of undos.
Allow undoing set of machine mode.
(do_SUBST): Use enums instead of is_int.
(do_SUBST_MODE): New function.
(SUBST_MODE): New macro.
(try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
reg and trying to replace reg_regno_rtx with a new register.
(undo_all): Use new enums, handle undoing a PUT_MODE change.
(simplify_set): Use SUBST_MODE.
(distribute_notes): Remove code that tried to update reg notes
for regno_reg_rtx changes.
2006-01-11 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/23109
PR tree-optimization/23948
PR tree-optimization/24123
* Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
* tree-cfg.c (single_noncomplex_succ): New.
* tree-flow.h (single_noncomplex_succ): Declare it.
* tree-ssa-math-opts.c (enum place_reciprocal): Remove.
* tree-ssa-math-opts.c (enum place_reciprocal): Remove.
(struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
insert_bb, register_division_in, insert_reciprocals,
replace_reciprocal, free_bb): New.
(execute_cse_reciprocals_1): Rewritten.
(execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
Do not commit any edge insertion. Always compute dominators and
create the allocation pool.
* target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
* target.h (struct gcc_target): Add min_divistions_for_recip_mul.
* targhooks.c (default_min_divistions_for_recip_mul): New.
* targhooks.h (default_min_divistions_for_recip_mul): New prototype.
* passes.c (init_optimization_passes): Run recip after tree loop
optimizations.
* doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2006-01-11 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
DF_SCAN_POST_ALLOC): New macros.
(df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
df_free_bb_function, df_local_compute_function, df_init_function,
df_dataflow_function, df_confluence_function_0,
df_confluence_function_n, df_transfer_function,
df_finalizer_function, df_free_function, df_dump_problem_function,
df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
df_urec_bb_info, ) New types.
(df_invalidated_by_call, df_all_hard_regs, df_state) New public
variables.
(df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
df_analyze_simple_change_some_blocks,
df_analyze_simple_change_one_block, df_compact_blocks,
df_bb_replace, df_bb_regno_last_use_find,
df_bb_regno_first_def_find, df_bb_regno_last_def_find,
df_insn_regno_def_p, df_find_def, df_find_use,
df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
debug_df_chain, df_get_dependent_problem, df_chain_create,
df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
df_grow_bb_info, df_chain_dump, df_print_bb_index,
df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
df_rescan_blocks, df_ref_create, df_get_artificial_defs,
df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
df_ref_remove, df_insn_refs_delete, df_refs_delete,
df_reorganize_refs, df_set_state, df_hard_reg_init,
df_read_modify_subreg_p) New public functions.
* df-core.c: The core dataflow solver and glue routines for rtl
dataflow.
(df_init, df_add_problem, df_set_blocks, df_finish,
df_hybrid_search_forward, df_hybrid_search_backward,
df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
df_bb_regno_last_use_find, df_bb_regno_first_def_find,
df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
df_reg_defined, df_find_use, df_reg_used, df_dump,
df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
debug_df_useno, reset_df_after_reload): New functions.
* df-scan.c: The scanning fuctions, once in df.c, completely
rewritten so that they now fully model the functionality of
register usage at the backend.
(df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
df_grow_insn_info, df_rescan_blocks, df_ref_create,
df_get_artificial_defs, df_get_artificial_uses,
df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
df_refs_delete, df_reorganize_refs, df_set_state,
df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
df_def_record_1, df_defs_record, df_uses_record,
df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
df_record_exit_block_uses, df_hard_reg_init): New functions.
* df-problems.c: Seven concrete dataflow problems that use the
scanning in df-scan.c and are solved by the engine in df-core.c.
(df_get_dependent_problem, df_chain_create, df_chain_unlink,
df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
df_ru_free_bb_info, df_ru_alloc,
df_ru_bb_local_compute_process_def,
df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
df_ru_transfer_function, df_ru_free, df_ru_dump,
df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
df_rd_free_bb_info, df_rd_alloc,
df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
df_rd_transfer_function, df_rd_free, df_rd_dump,
df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
df_lr_local_compute, df_lr_init, df_lr_confluence_0,
df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
df_urec_mark_reg_change, df_urec_check_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
df_urec_local_compute, df_urec_init, df_urec_local_finalize,
df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
df_urec_dump, df_urec_add_problem, df_chain_alloc,
df_chain_create_bb_process_use, df_chain_create_bb,
df_chain_finalize, df_chain_free, df_chains_dump,
df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
df_reg_lifetime): New functions.
* df.c: Deleted file.
* ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
consistent with new df api.
* modulo-sched.c (sms_schedule, rest_of_handle_sms,
rest_of_handle_sms): Ditto.
* web.c (unionfind_union, union_defs, entry_register, web_main):
Ditto.
* loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
invariant_expr_equal_p, find_defs, check_dependencies,
find_invariant_insn, find_invariants_to_move, move_invariant_reg,
free_inv_motion_data, move_loop_invariants): Ditto.
* Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
Update dependencies.
(odf.c): Added defective entry that was deleted later in day.
* sched-deps.c (sched_analyze_1): Ditto.
2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-operands.c (get_expr_operands): Record addressable
variables directly. Do not call add_stmt_operands for CONST_DECLs
and ARRAY_DECLs.
(get_indirect_ref_operands): Remove handling of *(&a + offset) case.
(add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2006-01-11 Ben Elliston <bje@au.ibm.com>
* config/i386/i386.c (ix86_return_in_memory): Fix comment: this
function returns true in the positive case.
2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/20754
* config/pa/pa.md: Create separate 32 and 64-bit move patterns
for SI, DI, SF and DF modes. Add alternatives to copy between
general and floating point registers to the 32-bit patterns.
* config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
* config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
(SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
generating 64-bit code.
* config/pa/pa.c (output_move_double): Handle copies between general
and floating registers.
2006-01-10 Stuart Hastings <stuart@apple.com>
* config/i386/i386.md (set_got): Update.
(set_got_labelled): New. (UNSPEC_LD_MPIC): New.
(builtin_setjmp_receiver): Mach-O support.
* config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
(GOT_SYMBOL_NAME): Define.
(FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
(TARGET_DEEP_BRANCH_PREDICTION): Remove.
* config/i386/i386.c (override_options): Revise for Darwin.
(USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
support. (darwin_x86_file_end): New. (output_set_got): Add label
parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
* config/i386/i386-protos.h (output_set_got): Likewise.
* config/darwin.c (machopic_legitimize_pic_address): Update
regs_ever_live[].
2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
when MODE isn't BLKmode.
2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
PR rtl-optimization/25367
* config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2006-01-10 Hans-Peter Nilsson <hp@axis.com>
PR target/25718
* config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
for a negative bound.
2006-01-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Never override with anything constraint.
2006-01-10 Jan Beulich <jbeulich@novell.com>
* config/i386/i386.c (ix86_data_alignment): Don't force alignment to
256 bits when optimize_size.
2006-01-10 Jan Beulich <jbeulich@novell.com>
* config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
MASK_ALIGN_DOUBLE.
* config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
* config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
arguments.
2006-01-10 Ben Elliston <bje@au.ibm.com>
* config/rs6000/predicates.md (easy_fp_constant): Discount decimal
float modes.
* config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
(USE_FP_FOR_ARG): Reject decimal float modes.
(function_arg_advance): Likewise.
(output_toc): Handle emitting TDmode, DDmode and SDmode constants.
(rs6000_handle_altivec_attribute): Do not permit decimal floating
point types in AltiVec vectors.
(rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
(rs6000_libcall_value): Likewise.
2006-01-09 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/ieee754-df.S: New file.
* config/xtensa/ieee754-sf.S: New file.
* config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
(LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
* config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2006-01-09 Kazu Hirata <kazu@codesourcery.com>
* config/sh/predicates.md (binary_float_operator,
binary_logical_operator, commutative_float_operator,
equality_comparison_operator, greater_comparison_operator,
less_comparison_operator, logical_operator,
noncommutative_float_operator, shift_operator,
symbol_ref_operand, unary_float_operator): Remove redundant
conditionals.
2006-01-09 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
code to propagate the RHS of a cast into COND_EXPR_COND. Remove
now unused arguments. Callers updated.
(eliminate_redundant_computations): Remove now unused arguments,
callers updated.
(local_fold): Remove, no longer used.
(find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
and moved to...
* tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
(simplify_cond): New function.
(forward_propagate_into_cond): Call simplify_cond.
2006-01-09 Alexandre Oliva <aoliva@redhat.com>
* config/i386/sse.md (*vec_extractv2di_1_sse2): New.
(*vec_extractv2di_1_sse): New.
2006-01-09 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2006-01-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (get_constraint_for): Remove
anyoffset argument.
(get_constraint_for_component_ref): Likewise.
(do_deref): Likewise.
(get_constraint_for): Likewise.
(do_structure_copy): Likewise.
(handle_ptr_arith): Likewise.
(find_func_aliases): Likewise. Remove unused need_anyoffset
variable.
2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (CONST_OK_FOR_K16): Define.
(CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
(EXTRA_CONSTRAINT_C16): Remove.
(EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
(EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
* config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
constants of SHmedia. Handle nested constant expressions of
SHmedia correctly.
(andcosts): Fix the costs for SHmedia constants.
(sh_rtx_costs): Take account of outer_code for SHmedia constants.
* config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
(*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
(*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
(movv4hi_i, movv2si_i): Likewise.
(movsi_const): Adjust the second operand of ior so to match with
the Csu constraint.
(movdi_const, movdi_const_32bit): Likewise.
(movdi_const_16bit+1): Don't sign-extend LOW.
(movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
step.
(*double_shori): Fix the split condition. Use GEN_INT instead
of get_int_mode calls. Mask lower 16-bit of the argument of
the last GEN_INT.
(sym2GOTPLT): Remove.
(symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
gen_rtx_UNSPEC.
* config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
instead of EXTRA_CONSTRAINT_C16.
2006-01-07 Ian Lance Taylor <ian@airs.com>
David Edelsohn <edelsohn@gnu.org>
PR rtl-optimization/25662
* optabs.c (simplify_expand_binop): Use simplify_binary_operation
for constant operands instead of simplify_gen_binary.
* simplify-rtx.c (simplify_gen_binary): Swap commutative operands
after trying simplify_binary_operation
2006-01-06 Daniel Berlin <dberlin@dberlin.org>
* tree.c (iterative_hash_expr): Hash decls based on UID.
2006-01-06 Eric Christopher <echristo@apple.com>
* doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
(TARGET_UNWIND_EMIT): Fix spelling.
* target.h (gcc_target): Add except_table_label.
* except.c (output_function_exception_table): Use.
* varasm.c (default_emit_except_table_label): New.
* target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
define.
(asm_out): Add here.
* output.h (default_emit_except_table_label): Prototype.
* config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
* config/darwin.c (darwin_emit_except_table_label): Define.
* config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/18527
* tree-ssa-loop-niter.c (number_of_iterations_cond,
number_of_iterations_special, number_of_iterations_exit):
Move base and step of an iv to a single structure. Add
no_overflow flag, and use it in # of iterations analysis.
* tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
folded_casts argument.
(simple_iv): Pass base and step in a structure. Set no_overflow
flag.
(scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
Evaluate expensiveness of computing # of iterations instead of
the final expression.
* tree-scalar-evolution.h (affine_iv): New structure.
(simple_iv): Declaration changed.
* tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
* tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
find_givs_in_stmt): Changed due to simple_iv change.
2006-01-06 Jeff Law <law@redhat.com>
PR ada/24994
* tree-cfg.c (bsi_replace): Rename final argument from
PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
change (stmt -> orig_stmt).
* tree-eh.c (verify_eh_throw_stmt_node): New function.
(bsi_remove): Add new argument. Remove EH information
if requested.
(verify_eh_throw_table_statements): New function.
(bsi_remove): Add new argument REMOVE_EH_INFO. All callers
updated.
* tree-optimize.c (execute_free_cfg_annotations): Verify
the EH throw statement table after removing annotations.
* except.h (verify_eh_throw_table_statements): Prototype.
* tree-flow.h (bsi_remove): Update prototype.
* tree-vrp.c (remove_range_assertions): Add new argument to
bsi_remove call.
* tree-ssa-loop-im.c (move_computations_stmt): Likewise.
* tree-complex.c (expand_complex_div_wide): Likewise.
* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
* tree-tailcall.c (eliminate_tailcall): Likewise.
* tree-ssa-dse.c (dse_optimize_stmt): Likewise.
* tree-ssa-loop-ivopts.c (remove_statement): Likewise.
* tree-nrv.c (tree_nrv): Likewise.
* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
* tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
(combine_blocks): Likewise.
* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
* tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
(cleanup_control_flow): Likewise.
(remove_forwarder_block): Likewise.
* tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
* tree-sra.c (sra_replace): Likewise.
* tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
(forward_propagate_single_use_vars): Likewise.
* tree-ssa-dce.c (remove_dead_stmt): Likewise.
* tree-inline.c (expand_call_inline): Likewise.
* tree-vect-transform.c (vect_transform_loop): Likewise.
* tree-outof-ssa.c (rewrite_trees): Likewise.
* tree-cfg.c (make_goto_expr_edges): Likewise.
(cleanup_dead_labels): Likewise.
(tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
(bsi_move_before, bsi_move_after): Likewise.
(bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
(tree_redirect_edge_and_branch, tree_split_block): Likewise.
2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25528
* tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
and IMAGPART_EXPR.
* tree-flow-inline.h (var_can_have_subvars): Handle complex types
on non gimple variables. Also add checks at the top for decls and
mtags.
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
complex types.
* tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
and IMAGPART_EXPR for creating MUST_DEFs.
(get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
and NAME_MEMORY_TAG separately from the DECLs.
2006-01-06 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (mark_new_vars_to_rename): Create stmt
annotation, if necessary.
* tree-ssa-pre.c (create_expression_by_pieces): Remove
redundant calls to update_stmt.
* tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
Likewise.
2006-01-05 Richard Henderson <rth@redhat.com>
* c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
* c-typeck.c: Update copyright date.
2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
* c-typeck.c (build_c_cast): Always warn when casting
from a pointer to an integer of different size, even if
the node was constant.
2006-01-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/22555
* tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
if one structure field is an array.
* tree-ssa-operands.c (get_expr_operands): Continue scanning
operands even if we found a subvar, but ignore VOPs in this
case.
* tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
for renaming.
* tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2006-01-05 Richard Earnshaw <rearnsha@arm.com>
PR middle-end/24998
* arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2006-01-05 Richard Guenther <rguenther@suse.de>
Diego Novillo <dnovillo@redhat.com>
* tree-pass.h (TODO_remove_unused_locals): Define.
* gimple-low.c (expand_var_p, remove_useless_vars,
pass_remove_useless_vars): Remove. Update all users.
* tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
(remove_unused_locals): New function.
* tree-flow.h (remove_unused_locals): Declare.
* passes.c (execute_todo): Call remove_unused_locals if
TODO_remove_unused_locals is set.
* tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
* tree-ssa-dce.c (pass_dce): Likewise.
* tree-outof-ssa.c (pass_del_ssa): Likewise.
2006-01-05 Richard Guenther <rguenther@suse.de>
* tree-flow.h (struct fieldoff): Decompose field to
type, size and decl.
* tree-ssa-alias.c (create_sft): Take type as parameter.
(create_overlap_variables_for): Store type, size and decl
in the fieldoff structure.
* tree-ssa-structalias.c (fieldoff_compare): Adjust users
of struct fieldoff.
(push_fields_onto_fieldstack): Likewise.
(create_variable_info_for): Likewise. Use offset for the
SFT name if the decl is not available.
2006-01-04 Paul Brook <paul@codesourcery.com>
* config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
2006-01-04 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (can_put_in_inner_loop): Relax
restrictions.
(can_put_after_inner_loop): New function.
(can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
(perfect_nestify): Change to make copies and modify uses.
2006-01-04 Richard Henderson <rth@redhat.com>
Merge from gomp branch:
* c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
via integer constant.
(pragma_lex): Remove.
* c-pch.c (c_common_pch_pragma): Accept the name as an argument,
rather than parsing it.
* c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
handle_pragma_extern_prefix): Add %< %> quotes.
(registered_pragmas): New.
(c_register_pragma_1): New.
(c_register_pragma): Use it.
(c_register_pragma_with_expansion): Likewise.
(c_invoke_pragma_handler): New.
(init_pragma): Use cpp_register_deferred_pragma directly for
pch_preprocess.
* c-pragma.h (enum pragma_kind): New.
(pragma_handler): New.
(c_invoke_pragma_handler): Declare.
* c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
CPP_PRAGMA_EOL.
* c-common.h (c_common_pch_pragma): Update decl.
* Makefile.in (c-parser.o): Update dependencies.
(GTFILES): Add c-pragma.h.
* c-parser.c (struct c_token): Add pragma_kind.
(struct c_parser): Add in_pragma.
(c_lex_one_token): Always initialize keyword and pragma_kind.
Extract data for CPP_PRAGMA.
(c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
(c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
Don't allow CPP_PRAGMA_EOL if in_pragma.
(c_parser_consume_pragma): New.
(c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
(c_parser_skip_to_end_of_parameter): Likewise.
(c_parser_skip_to_end_of_block_or_statement): Likewise.
(c_parser_skip_to_pragma_eol): New.
(c_parser_external_declaration): Handle CPP_PRAGMA.
(c_parser_compound_statement_nostart): Likewise.
(c_parser_statement_after_labels): Likewise.
(c_parser_pragma): New.
(pragma_lex): Likewise.
(c_parser_pragma_pch_preprocess): New.
(c_parser_new): Merge into ...
(c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
2006-01-04 Jeff Law <law@redhat.com>
PR ada/24994
* tree-cfg.c (bsi_replace): Remove the original statement
from the EH throw statement table.
2006-01-04 Jakub Jelinek <jakub@redhat.com>
* config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
make the prototype extern "C" and add throw ().
PR target/25554
* config/i386/i386.md (testqi_ext_3): Ensure len is positive
and pos non-negative and pos + len <= 32.
(testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
drop pos + len < HOST_BITS_PER_WIDE_INT test.
(testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
PR c/25559
* c-common.c (handle_vector_size_attribute): Reject zero vector size
as well as sizes not multiple of component size.
PR debug/25562
* function.c (instantiate_expr): New function.
(instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
walk its DECL_VALUE_EXPR with instantiate_expr.
* dwarf2out.c (loc_descriptor_from_tree_1): Don't add
DW_OP_deref{,_size} if address isn't going to be added.
2006-01-04 Ben Elliston <bje@au.ibm.com>
* config/fp-bit.h: Use top-of-file comment from libgcc2.c.
* config/fp-bit.c: Likewise.
2006-01-03 Daniel Berlin <dberlin@dberlin.org>
* dominance.c: Add comment about why we use DFS numbering
of dominance tree.
2006-01-03 Jakub Jelinek <jakub@redhat.com>
Richard Henderson <rth@redhat.com>
Merge from gomp-branch:
* varasm.c (assemble_variable): Handle thread-local COMMON data.
* defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
2006-01-03 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/25578
* combine.c (combine_simplify_rtx, force_to_mode): Don't
pass a parameter to simplify_shift_const if changing ASHIFTRT
to LSHIFTRT.
2006-01-03 Adrian Straetling <straetling@de.ibm.com>
* builtins.c (get_builtin_sync_mem): New function.
(expand_builtin_sync_operation, expand_builtin_compare_and_swap,
expand_builtin_lock_test_and_set, expand_builtin_lock_release):
Call get_builtin_sync_mem to generate mem rtx.
2006-01-03 Richard Guenther <rguenther@suse.de>
PR c/25183
* stmt.c (add_case_node): Make sure to clear overflow flags
from ranges.
2006-01-03 Jakub Jelinek <jakub@redhat.com>
Merge from gomp-branch.
* config/sparc/sync.md: New file.
* config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
UNSPECV_LDSTUB): New constants.
* config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
* config/sparc/predicates.md (memory_reg_operand): New predicate.
* config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
prototype.
2006-01-03 Roger Sayle <roger@eyesopen.com>
* combine.c (reg_subword_p): New predicate to test whether the
destination of a set refers to a subword/piece of a register.
(try_combine): Generalize the code to merge the setting of a
pseudo to a constant followed by a set of a subword of that
register to a constant.
2006-01-03 Kazu Hirata <kazu@codesourcery.com>
* basic-block.h (control_flow_graph): Change the type of
x_label_to_block_map to VEC(basic_block,gc) *.
* tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
* tree-ssa-propagate.c (cfg_blocks): Change the type to
VEC(basic_block,heap) *.
(cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
ssa_prop_fini): Adjust the uses of cfg_blocks.
2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
* fold-const.c (operand_equal_p): Accept a NULL operand 0 for
COMPONENT_REFs.
* emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
hashing trees instead of a pointer hash.
(mem_attrs_htab_eq): Do a deep compare instead of a pointer
compare for MEM_EXPR.
PR rtl-optimization/25130
* cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
when comparing MEMs for GCSE
2006-01-03 Ben Elliston <bje@au.ibm.com>
* targhooks.h (default_decimal_float_supported_p): Declare.
* targhooks.c (default_decimal_float_supported_p): Define.
* target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
`default_decimal_float_supported_p'.
* doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (apply_distributive_law <SUBREG>): Check
TRULY_NOOP_TRUNCATION.
2006-01-02 Geoffrey Keating <geoffk@apple.com>
* dwarf2out.c (have_switched_text_section): Delete.
(have_multiple_function_sections): New.
(have_location_lists): Make 'bool'.
(add_AT_loc_list): Use 'true' not '1'.
(dwarf2out_switch_text_section): Set have_multiple_function_sections.
(output_loc_list): Use have_multiple_function_sections.
(output_ranges): Likewise.
(dwarf2out_begin_function): Set have_multiple_function_sections if
necessary.
(dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
Check function_section rather than DECL_SECTION_NAME.
(dwarf2out_finish): Use have_multiple_function_sections.
Don't clear have_location_lists.
2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
Jan Hubicka <jh@suse.cz>
* cfglayout.c (fixup_reorder_chain): Remove kludge for the
case of conditional jump jumping to the next instruction.
* cfgrtl.c (force_nonfallthru_and_redirect): Accept all
cases of conditional jump jumping to the next instruction.
2006-01-02 Jan Hubicka <jh@suse.cz>
* i386.c (*_cost): Add COSTS_N_INSNS.
(ix86_rtx_costs): Do not use COSTS_N_INSNS.
2006-01-02 Paolo Bonzini <bonzini@gnu.org>
PR target/25259
* Makefile.in (DECNUMINC): Include libdecnumber's build directory.
2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* config/arm/arm.c (all_fpus): Fix comment typo.
* config/darwin.c: Likewise.
* config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
* config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
* config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
2006-01-01 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
(rs6000_split_compare_and_swapqhi): New.
* config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
(sync_compare_and_swapqhi_internal): New.
* config/rs6000/rs6000-protos.h: Declare.
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