gcc/gcc/ChangeLog
Manuel López-Ibáñez 14a32e14b1 alias.c (find_symbolic_term): Delete unused function.
2007-02-12  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* alias.c (find_symbolic_term): Delete unused function.

From-SVN: r121869
2007-02-13 00:13:29 +00:00

4904 lines
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2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* alias.c (find_symbolic_term): Delete unused function.
2007-02-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (paritydi2, paritysi2): New expanders.
(paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
(*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
* cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
the function, temporarily point the debug interface to the null one.
2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (round_up_to_align): New static function.
(field_byte_offset): Use it to round the offset.
2007-02-12 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.md (bswapsi2, bswapdi2): New.
(inswl_const): Export.
2007-02-12 Richard Henderson <rth@redhat.com>
* calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
result mode of the libcall, convert back to outmode.
2007-02-12 Roger Sayle <roger@eyesopen.com>
* config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
(bswapdi2): New define_expand to implement 32-bit implementation.
2007-02-12 Nick Clifton <nickc@redhat.com>
* doc/invoke.texi (Overall Options): Document --help=.
* gcc.c (target_help_flag): Rename to print_subprocess_flag.
(cc1_options): Pass --help= on to cc1.
(display_help): Add description of --help=.
(process_command): Add code to handle --help=. Allow translated
--help and --target-help switches to be passed on to compiler
sub-process.
(main): Remove unused if statement.
* opts.c (columns): Remove.
(LEFT_COLUMN): Define.
(wrap_help): Add columns argument.
(print_filtered_help): Change parameters to be an include bitmask,
an exclude bitmask, an any bitmask and the column width. Move the
code to display the params list here. Add code to display the
status of options rather than their descriptions if the quiet flag
is not active.
(print_specific_help): Change parameters to be an include bitmask,
an exclude bitmask and an any bitmask. Move code to look up the
column width here. Decide upon the title for an options listing.
(common_handle_options): Add code to handle --help=. Adapt code
for --help and --target-help to use the revised form of the
print_specific_help function.
(print_help): Delete.
(print_param_help): Delete.
(print_switch): Delete.
* opts.h (cl_lang_count): Add prototype.
(CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
CL_MAX_OPTION_CLASS): New defines.
* optc-gen.awk: Add construction of cl_lang_count.
* c.opt: Add Warning attribute to warning options and Optimization
attribute to optimization options.
* common.opt: Likewise.
Add --help=.
Add -fhelp and -ftarget-help as aliases for the transformed --help
and --target-help options.
* opt-functions.awk: Add code to handle Warning and Optimization
attributes.
2007-02-12 Richard Henderson <rth@redhat.com>
* config/alpha/constraints.md: New file.
* config/alpha/alpha.c: Include tm-constrs.h.
(alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
alpha_extra_constraint): Remove.
(alpha_emit_conditional_branch): Use satisfies_constraint_*.
* config/alpha/alpha-protos.h: Update.
* config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
(EXTRA_CONSTRAINT): Remove.
* config/alpha/alpha.md: Include constraints.md.
(adddi splitter): Use satisfies_constraint_*.
* config/alpha/predicates.md (add_operand): Likewise.
(sext_add_operand, addition_operation): Likewise.
2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/29145
* tree-data-ref.c (base_addr_differ_p): Make us more conservative
in our handling of restrict qualified pointers.
2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* doc/invoke.texi (Wunused-value): Update description.
(Wextra): Delete item.
* opts.c (set_Wextra): Don't use the value of Wextra to set the
value of Wunused-value.
* c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
(c_finish_stmt_expr): Don't check extra_warnings.
(emit_side_effect_warnings): The caller is responsible to check
warn_unused_value.
2007-02-11 Roger Sayle <roger@eyesopen.com>
Matt Thomas <matt@3am-software.com>
* simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2007-02-11 Roger Sayle <roger@eyesopen.com>
* simplify-rtx.c (simplify_relational_operation_1): Optimize
comparisons of POPCOUNT against zero.
(simplify_const_relational_operation): Likewise.
2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* doc/invoke.texi (Wextra): Delete outdated paragraph.
2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* dwarf2out.c (root_type): Delete unused function.
2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* genattrtab.c (contained_in_p): Delete unused function.
(write_expr_attr_cache): Likewise.
2007-02-11 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
previous patch.
2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
* fwprop.c (try_fwprop_subst): Use set_unique_reg_note
to add the REG_EQ* note.
* see.c (see_merge_one_use_extension): Likewise.
* local-alloc.c (update_equiv_regs): Likewise. Also don't
turn REG_EQUAL notes into REG_EQUIV notes if the target
register may have more than one set.
* function.c (assign_parm_setup_reg): Use set_unique_reg_note.
* gcse.c (try_replace_reg): Likewise.
* alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
* calls.c (fixup_tail_calls): Likewise. Abort if there is
more than one REG_EQUIV note.
* reload1.c (gen_reload): Use set_unique_reg_note.
2007-02-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
(ix86_builtin_conversion): New function.
2007-02-06 Mark Mitchell <mark@codesourcery.com>
PR target/29487
* tree.h (DECL_REPLACEABLE_P): New macro.
* except.c (set_nothrow_function_flags): Likewise.
2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
Ira Rosen <irar@il.ibm.com>
Dorit Nuzman <dorit@il.ibm.com>
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
* targhooks.c (default_builtin_vectorized_conversion): New.
* targhooks.h (default_builtin_vectorized_function): New declaration.
* target.h (struct vectorize): Add builtin_conversion field.
* tree-vectorizer.h (type_conversion_vec_info_type): New enum
stmt_vec_info_type value.
(vectorizable_conversion): New declaration.
* tree-vect-analyze.c (vect_analyze_operations): Add
vectorizable_conversion call.
* target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
* tree-vect-transform.c (vectorizable_conversion): New function.
(vect_transform_stmt): Add case for type_conversion_vec_info_type.
* tree-vect-generic.c (expand_vector_operations_1): Consider correct
mode.
* config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
(TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
(rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
or ALTIVEC_BUILTIN_VCFSX.
2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/30634
* pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
CONST_DOUBLE and operand 0 is a hard register.
(movdi): For 64-bit target, remove code to force CONST_DOUBLE to
memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
is a hard floating-point register.
2007-02-10 Richard Henderson <rth@redhat.com>
Jakub Jelinek <jakub@redhat.com>
Alexandre Oliva <aoliva@redhat.com>
* Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
* builtin-types.def (BT_WORD): Make unsigned.
(BT_FN_VOID_PTR_WORD_WORD_PTR): New.
* builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
(BUILT_IN_EMUTLS_REGISTER_COMMON): New.
* c-decl.c (grokdeclarator): Don't error if !have_tls.
* c-parser.c (c_parser_omp_threadprivate): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
emulated tls.
* expr.c (emutls_var_address): New.
(expand_expr_real_1): Expand emulated tls.
(expand_expr_addr_expr_1): Likewise.
* libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
* output.h (emutls_finish): Declare.
* toplev.c (compile_file): Call it.
* tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
address before wrapping in CONST.
* varasm.c (emutls_htab, emutls_object_type): New.
(EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
(get_emutls_object_name, get_emutls_object_type): New.
(get_emutls_init_templ_addr, emutls_decl): New.
(emutls_common_1, emutls_finish): New.
(assemble_variable): When emulating tls, swap decls; generate
constructor for the emutls objects.
(do_assemble_alias): When emulating tls, swap decl and target name.
(default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
for emulated tls.
* varpool.c (decide_is_variable_needed): Look at force_output.
Recurse for emulated tls.
(cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
with decide_is_variable_needed.
* emutls.c: New file.
* config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
tls_object for real tls.
2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/29599
* reload1.c (eliminate_regs_in_insn): Take the destination
mode into account when computing the offset.
2007-02-09 Stuart Hastings <stuart@apple.com>
Richard Henderson <rth@redhat.com>
* gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
* gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
* gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
fixuns_truncdfhi2): New.
(fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
(floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
(floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
(floatunssidf2): Allow nonimmediate source.
* gcc/config/i386/sse.md (movdi_to_sse): New.
(vec_concatv2di): Drop '*'.
* gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
New.
* gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
(ix86_build_signbit_mask): Fix decl of v, refactor to call
ix86_build_const_vector.
(x86_emit_floatuns): Rewrite.
2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* genautomata.c (longest_path_length): Delete unused function.
(struct state): Delete unused longest_path_length.
(UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
(get_free_state): Delete unused.
2007-02-09 Jan Hubicka <jh@suse.cz>
* params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
* doc/invoke.texi (inline-unit-growth): Update default value.
* Makefile.in (passes.o, ipa-inline.o): Add dependencies.
* cgraphbuild.c (build_cgraph_edges): Compute frequencies.
(rebuild_cgraph_edges): Likewise.
* cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
(dump_cgraph_node): Dump frequencies.
(cgraph_clone_edge): Add frequency scales.
(cgraph_clone_node): Add freuqnecy.
* cgraph.h (cgraph_edge): Add freuqnecy argument.
(CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
(cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
* tree-pass.h (TODO_rebuild_frequencies): New constant.
* cgraphunit.c (verify_cgraph_node): Verify frequencies.
(cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
(save_inline_function_body): Likewise.
* ipa-inline.c: inluce rtl.h
(cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
(cgraph_edge_badness): Use frequencies.
(cgraph_decide_recursive_inlining): Update clonning.
(cgraph_decide_inlining_of_small_function): Dump frequency.
* predict.c (estimate_bb_frequencies): Export.
* predict.h (estimate_bb_frequencies): Declare.
* tree-inline.c (copy_bb): Watch overflows.
(expand_call_inline): Update call of cgraph_create_edge.
(optimize_inline_calls): Use TODO flags to update frequnecies.
* passes.h: Include predict.h
(init_optimization_passes): Move profile ahead.
(execute_function_todo): Handle TODO_rebuild_frequencies.
2007-02-09 Roger Sayle <roger@eyesopen.com>
* config/alpha/alpha.c (emit_insxl): Force the first operand of
the insbl or inswl pattern into a register.
2007-02-09 Roger Sayle <roger@eyesopen.com>
* config/ia64/ia64.md (bswapdi2): New define_insn.
2007-02-09 Richard Henderson <rth@redhat.com>
* config/i386/constraints.md (Ym): New constraint.
* config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
(movdi_1_rex64): Split sse and xmm general register moves from
memory move alternatives. Use conditional register constraints.
(movsf_1, movdf_integer): Likewise.
(zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
(movdf_integer_rex64): New.
(pushsf_rex64): Fix output constraints.
* config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
(sse2_stored): Likewise.
(sse2_storeq_rex64): New.
* config/i386/i386.c (x86_inter_unit_moves): Enable for not
amd and not generic.
(ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
for optimize_size. Remove SF/DFmode hack.
2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
(bit_SSE4a): New.
2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
(m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
(m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
m68k/t-mlib to tmake_file.
(m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
(m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
(m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
Allow it to be cf or m68k. Set m68k_arch_family. If that
variable is not empty, add t-$m68k_arch_family to tmake_file.
Add t-mlibs to tmake_file.
* doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
* config/m68k/t-cf: New file.
* config/m68k/t-m68k: Likewise.
* config/m68k/t-mlibs: Likewise.
* config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
(M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
* config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
Delete.
* config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
(INSTALL_LIBGCC): Delete.
(M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
* config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
(M68K_MLIB_CPU): Define.
* config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
(M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
Richard Guenther <rguenther@suse.de>
PR middle-end/23361
* fold-const.c (fold_comparison): Handle obfuscated comparisons
against INT_MIN/INT_MAX.
* tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
file if a loop is removed.
2007-02-09 Joseph Myers <joseph@codesourcery.com>
* calls.c (store_one_arg): Pass correct alignment to
emit_push_insn for non-BLKmode values.
* expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
unaligned stack slot via a suitably aligned slot.
2007-02-08 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
warnings.
(legal_subregs): Use unsigned char, make const.
(m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2007-02-08 Paul Brook <paul@codesourcery.com>
* config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
special interworking needed.
2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/xmmintrin.h: Make inclusion of emmintrin.h
conditional to __SSE2__.
(Entries below should have been added to first ChangeLog
entry for amdfam10 dated 2007-02-05)
* config/i386/emmintrin.h: Generate #error if __SSE2__ is not
defined.
* config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
defined.
* config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
defined.
2007-02-08 DJ Delorie <dj@redhat.com>
* config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
* config/m32c/m32c.c (legal_subregs): New.
(m32c_illegal_subreg_p): New.
* config/m32c/predicates.md (m32c_any_operand): Use it to reject
unsupported subregs of hard regs.
2007-02-08 Jan Hubicka <jh@suse.cz>
* tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
the same one; always update histograms.
2007-02-08 Diego Novillo <dnovillo@redhat.com>
* passes.c (init_optimization_passes): Tidy comment.
2007-02-08 Roger Sayle <roger@eyesopen.com>
* simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
strip zero_extend, bswap and rotates from POCOUNT's argument.
<PARITY>: Likewise, we can strip not, bswap, sign_extend,
zero_extend and rotates from PARITY's argument.
<BSWAP>: A byte-swap followed by a byte-swap is an identity.
(simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
of an integer constant at compile-time.
2007-02-08 Diego Novillo <dnovillo@redhat.com>
PR 30562
* tree-flow.h (struct var_ann_d): Remove field 'is_used'.
Update all users.
* tree-ssa-alias.c (compute_is_aliased): Remove. Update all
users.
(init_alias_info):
* tree-ssa-live.c (remove_unused_locals): Do not remove
TREE_ADDRESSABLE variables.
* tree-ssa-structalias.c (compute_points_to_sets): Tidy.
* tree-ssa-operands.c (add_virtual_operand): Remove argument
FOR_CLOBBER. Update all users.
If VAR has an associated alias set, add a virtual operand for
it if no alias is found to conflict with the memory reference.
2007-02-07 Jan Hubicka <jh@suse.cz>
Robert Kidd <rkidd@crhc.uiuc.edu>
* value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2007-02-07 Ian Lance Taylor <iant@google.com>
* lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2007-02-07 Roger Sayle <roger@eyesopen.com>
* config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
tablejumpdi, movsi_to_cr_one): Remove constraints from
define_expand's match_operands.
2007-02-07 Roger Sayle <roger@eyesopen.com>
* global.c (compute_regsets): Move declatation of "i" inside of
#ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2007-02-07 Jakub Jelinek <jakub@redhat.com>
PR c++/30703
* gimplify.c (gimplify_scan_omp_clauses): Remove special casing
of INDIRECT_REF <RESULT_DECL>.
* config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
Kaz Kojima <kkojima@gcc.gnu.org>
PR target/29746
* config/sh/sh.c (expand_cbranchdi4): Use scratch register
properly.
(sh_initialize_trampoline): Add parentheses to avoid a warning.
2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
* doc/loop.texi: Document possibility not to perform disambiguation
of loops with multiple latches.
* cfgloopmanip.c (alp_enum_p): Removed.
(add_loop): Handle subloops. Use get_loop_body_with_size.
(create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
* cfghooks.c (redirect_edge_and_branch_force): Set dominator for
the new forwarder block.
(make_forwarder_block): Only call new_bb_cbk if it is not NULL.
Handle the case latch is NULL.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
when marking loop exits.
* ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
be modified.
* loop-init.c (loop_optimizer_init): Do not modify cfg. Call
disambiguate_loops_with_multiple_latches.
* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
before fix_loop_structure.
* cfgloop.c: Include pointer-set.h and output.h.
(canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
(get_loop_latch_edges, find_subloop_latch_edge_by_profile,
find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
disambiguate_multiple_latches, get_loop_body_with_size,
disambiguate_loops_with_multiple_latches): New functions.
(flow_loop_dump): Dump multiple latch edges.
(flow_loop_nodes_find): Handle loops with multiple latches.
(flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
(glb_enum_p): Modified.
(get_loop_body): Use get_loop_body_with_size.
* cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
(AVOID_CFG_MODIFICATIONS): New constant.
(disambiguate_loops_with_multiple_latches, add_loop,
get_loop_body_with_size): Declare.
* Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2007-02-06 Seongbae Park <seongbae.park@gmail.com>
PR inline-asm/28686
* global.c (compute_regsets): New function.
(global_alloc): Refactored ELIMINABLE_REGSET
and NO_GLOBAL_ALLOC_REGS computation out.
(rest_of_handle_global_alloc): Call compute_regsets()
for non-optimizing case.
2007-02-06 Richard Henderson <rth@redhat.com>
* config/i386/constraints.md (Y2): Rename from Y.
(Yi): New constraint.
* config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
(extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
* config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
vec_extractv2si_1): Change Y constraints to Y2.
* config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
Change Y constraints to Y2.
(sse2_loadld): Change Y constraints to x.
2007-02-06 Roger Sayle <roger@eyesopen.com>
* config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
(parity<mode>2): New define_expand using rs6000_emit_parity.
* config/rs6000/rs6000.c (rs6000_emit_popcount,
rs6000_emit_parity): New functions.
* config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
rs6000_emit_parity): Prototype here.
2007-02-06 Ian Lance Taylor <iant@google.com>
* lower-subreg.c (simple_move_operand): Reject CONST.
(resolve_clobber): Call validate_change rather than directly
assigning to XEXP (pat, 0).
2006-02-06 Paolo Bonzini <bonzini@gnu.org>
* Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
(tree-ssa-reassoc.o): Add pointer-set.h dependency.
(tree-cfg.o): Remove hashtab.h dependency.
* tree-ssa-loop-ivopts.c: Include pointer-set.h.
(struct ivopts_data): Change niters to pointer_map_t.
(struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
(niter_for_exit): Create pointer_map on demand. Change for
pointer_map API.
(tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
(free_loop_data): Destroy data->niters if created and reset field.
(tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
(tree_ssa_iv_optimize_loop): Check for presence of stale data.
* tree-ssa-reassoc.c: Include pointer-set.h.
(bb_rank): Change to long *.
(operand_rank): Change to pointer_map_t.
(find_operand_rank): Return long, -1 if not found. Declare as inline.
(insert_operand_rank): Accept long.
(operand_entry_hash, operand_entry_eq): Remove.
(get_rank): Return long. Adjust for changes above.
(init_reassoc): Change rank type to long. Adjust creation of bb_rank
and operand_rank.
(fini_reassoc): Delete operand_rank with pointer_map_destroy.
* tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
(struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
(insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
is not NULL.
(lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
directly since it cannot be NULL.
(get_vi_for_tree): Rewrite for pointer_map API.
(find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
(init_alias_vars): Create vi_for_tree as pointer_map.
(delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
* tree-cfg.c: Don't include hashtab.h.
(edge_to_cases): Declare as pointer_map.
(struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
Delete.
(edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
(start_recording_case_labels): Create edge_to_cases as pointer_map.
(end_recoding_case_labels): Cleanup edge_to_cases manually before
destroying it.
(record_switch_edge): Delete.
(get_cases_for_edge): Adjust for pointer_map API, inline
record_switch_edge (rewritten for new API), remove goto.
2006-02-06 Paolo Bonzini <bonzini@gnu.org>
* Makefile.in (tree-nested.o): Add pointer-set.h dependency.
* tree-nested.c: Include pointer-set.h.
(var_map_elt, var_map_eq, var_map_hash): Delete.
(struct nesting_info): Remove GTY marker. Change the two htab_t's
to pointer_map_t's.
(nesting_info_bitmap_obstack): New.
(lookup_field_for_decl): Adjust for pointer_map API.
(lookup_tramp_for_decl): Adjust for pointer_map API.
(get_nonlocal_debug_decl): Adjust for pointer_map API.
(get_local_debug_decl): Adjust for pointer_map API.
(convert_nl_goto_reference): Adjust for pointer_map API.
(convert_nl_goto_receiver): Adjust for pointer_map API.
(create_nesting_tree): Create outside GGC space. Create bitmap on
the new obstack. Create field_map and var_map as pointer_maps.
(free_nesting_tree): Adjust for changes to create_nesting_tree.
(root): Delete.
(lower_nested_functions): Move root here, no need to NULL it.
Initialize and release the obstack.
2007-02-06 Paolo Bonzini <bonzini@gnu.org>
* tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
Remove prototypes and make them non-static.
(struct tree_int_map): Remove.
* tree.h (struct tree_int_map): Move here, turning TO into an
unsigned int.
(tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
* tree.h (TREE_COMPLEXITY): Remove.
(struct tree_exp): Remove complexity field.
* tree.c (build1_stat): Don't set it.
2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
Victor Kaplansky <victork@il.ibm.com>
* tree-vectorizer.c (vect_is_simple_use): Support induction.
(vect_is_simple_reduction): Support reduction with induction as
one of the operands.
(vect_is_simple_iv_evolution): Fix formatting.
* tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
formatting. Don't mark induction phis for vectorization.
(vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
* tree-vect-transform.c (get_initial_def_for_induction): New function.
(vect_get_vec_def_for_operand): Support induction.
(vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
induction case.
(vectorizable_reduction): Support reduction with induction as one of
the operands.
(vectorizable_type_demotion): Use def-type of stmt argument rather
than dummy def-type.
* tree-ssa-loop.c (gate_scev_const_prop): Return the value of
flag_tree_scev_cprop.
* common.opt (tree-scev-cprop): New flag.
* tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
call to vect_get_new_vect_var.
2007-02-06 Ira Rosen <irar@il.ibm.com>
* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
vectype is not NULL.
(vect_pattern_recog_1): Likewise.
2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* fold-const.c (negate_expr_p): Handle CONJ_EXPR.
(fold_negate_expr): Likewise.
2007-02-05 Alexandre Oliva <aoliva@redhat.com>
PR debug/30189
* dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
even if cv-qualification is the same.
2007-02-05 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
__enable_execute_stack on completion.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
umuldi3_highpart_rex64, umulsi3_highpart_insn,
umulsi3_highpart_zext, smuldi3_highpart_rex64,
smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
sqrtextenddfxf2_i387): Added amdfam10_decode.
* config/i386/athlon.md (athlon_idirect_amdfam10,
athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
athlon_ivector_store_amdfam10): New define_insn_reservation.
(athlon_idirect_loadmov, athlon_idirect_movstore): Added
amdfam10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (athlon_call_amdfam10,
athlon_pop_amdfam10, athlon_lea_amdfam10): New
define_insn_reservation.
(athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (athlon_sseld_amdfam10,
athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (athlon_sseins_amdfam10): New
define_insn_reservation.
* config/i386/i386.md (sseins): Added sseins to define_attr type
and define_attr unit.
* config/i386/sse.md: Set type attribute to sseins for insertq
and insertqi.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
ssecomi_load_amdfam10, ssecomi_amdfam10,
sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
define_insn_reservation.
(ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (cvtss2sd_load_amdfam10,
cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
define_insn_reservation.
* config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/athlon.md (athlon_ssedivvector_amdfam10,
athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
(athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
athlon_ssemul_load_k8): Added amdfam10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
(x86_sse_unaligned_move_optimal): New variable.
* config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
m_AMDFAM10.
(ix86_expand_vector_move_misalign): Add code to generate movupd/movups
for unaligned vector SSE double/single precision loads for AMDFAM10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/i386.h (TARGET_AMDFAM10): New macro.
(TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
Define TARGET_CPU_DEFAULT_amdfam10.
(TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
(processor_type): Add PROCESSOR_AMDFAM10.
* config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
processor_type in config/i386/i386.h.
Enable imul peepholes for TARGET_AMDFAM10.
* config.gcc: Add support for --with-cpu option for amdfam10.
* config/i386/i386.c (amdfam10_cost): New variable.
(m_AMDFAM10): New macro.
(m_ATHLON_K8_AMDFAM10): New macro.
(x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
x86_promote_QImode, x86_integer_DFmode_moves,
x86_partial_reg_dependency, x86_memory_mismatch_stall,
x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
Enable/disable for amdfam10.
(override_options): Add amdfam10_cost to processor_target_table.
Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
processor_alias_table.
(ix86_issue_rate): Add PROCESSOR_AMDFAM10.
(ix86_adjust_cost): Add code for amdfam10.
2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
* config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
instruction set feature flag. Add new (-mpopcnt) flag for popcnt
instruction. Add new SSE4A (-msse4a) instruction set feature flag.
* config/i386/i386.h: Add builtin definition for SSE4A.
* config/i386/i386.md: Add support for ABM instructions
(popcnt and lzcnt).
* config/i386/sse.md: Add support for SSE4A instructions
(movntss, movntsd, extrq, insertq).
* config/i386/i386.c: Add support for ABM and SSE4A builtins.
Add -march=amdfam10 flag.
* config/i386/ammintrin.h: Add support for SSE4A intrinsics.
* doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
and amdfam10.
* doc/extend.texi: Add documentation for SSE4A builtins.
2007-02-05 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2007-02-05 Richard Guenther <rguenther@suse.de>
* tree-vectorizer.h (vectorizable_function): Add argument type
argument, change return type.
* tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
* tree-vect-transform.c (vectorizable_function): Handle extra
argument, return vectorized function decl.
(build_vectorized_function_call): Remove.
(vectorizable_call): Handle calls with result and argument types
differing. Handle loop vectorization factor correctly.
* targhooks.c (default_builtin_vectorized_function): Adjust for
extra argument.
* targhooks.h (default_builtin_vectorized_function): Likewise.
* target.h (builtin_vectorized_function): Add argument type
argument.
* config/i386/i386.c (ix86_builtin_vectorized_function): Handle
extra argument, allow vectorizing of lrintf.
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
documentation of target hook.
2007-02-05 Hans-Peter Nilsson <hp@axis.com>
PR target/30665
* config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
("*andhi_clear", andu (casesi+45)): For size-changed operand where
memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2007-02-05 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_unary) <REAL_PART>: Test for availability of
BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
<IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
* builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
before canonicalizing sincos to cexpi.
(fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2007-02-05 Roger Sayle <roger@eyesopen.com>
* config/alpha/alpha.c (alpha_add_builtins): New Helper function.
Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
(alpha_init_builtins): Use alpha_add_builtins to process tables.
2007-02-05 Roger Sayle <roger@eyesopen.com>
* mips-tfile.c (initialize_init_file): Correct endianness test.
2007-02-05 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
the 'y' constraint.
2007-02-05 Richard Sandiford <richard@codesourcery.com>
* dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
saves in a PARALLEL before the register assignments.
2007-02-05 Richard Sandiford <richard@codesourcery.com>
* doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
DWARF_FRAME_RETURN_COLUMN to be a general register.
* dwarf2out.c (init_return_column_size): New function, split from...
(expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
to be nongeneral registers.
* config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
integer registers.
(DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
(DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
* cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
* cfgloopmanip.c (loop_delete_branch_edge): Removed.
(remove_path): Use can_remove_branch_p and remove_branch instead
of loop_delete_branch_edge.
* tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
(tree_transform_and_unroll_loop): Remove dead branches immediately.
Update profile using scale_dominated_blocks_in_loop.
* cfghooks.c (can_remove_branch_p, remove_branch): New functions.
* cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
(can_remove_branch_p, remove_branch): Declare.
* tree-cfg.c (tree_can_remove_branch_p): New function.
(tree_cfg_hooks): Add tree_can_remove_branch_p.
* cfgrtl.c (rtl_can_remove_branch_p): New function.
(rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2007-02-05 Jan Hubicka <jh@suse.cz>
PR middle-end/30696
* ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
nodes in cgraph, don't remove offline copy of the function.
2007-02-04 Jan Hubicka <jh@suse.cz>
* tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
vectors might cause maybe_lookup_element_for_expr to be called
on non-sra-candidate.
2007-02-04 Kazu Hirata <kazu@codesourcery.com>
* config/bfin/bfin-modes.def, config/bfin/bfin.c,
config/bfin/bfin.md, config/bfin/predicates.md: Follow
spelling conventions.
2007-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/30636
* fold-const.c (try_move_mult_to_index): Make sure to not
overflow one dimension of a multi-dimensional array access.
2007-02-04 Jan Hubicka <jh@suse.cz>
* passes.c (init_optimization_passes): Reindent.
2007-02-04 Jan Hubicka <jh@suse.cz>
Eric Botcazou <ebotcazou@adacore.com>
* tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
(execute_fixup_cfg): Break out the abnormal goto code.
* tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
(make_nonlocal_label_edges): Move here from execute_fixup_cfg.
(optimize_inline_calls): Call make_nonlocal_label_edges.
2007-02-04 Jan Hubicka <jh@suse.cz>
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
true when something was changed.
(rename_ssa_copies): When something was changed, do
TODO_remove_unused_locals.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
add TODO_remove_unused_locals when instruction was removed.
2007-02-04 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (try_inline): Improve debug output; work on already
inline edges too.
(cgraph_decide_inlining_incrementally): Indent; improve debug output;
call try_inline for already inlined edges too when flattening;
inline also functions that make callee growth but overall unit size
reduce.
2007-02-04 Kazu Hirata <kazu@codesourcery.com>
* config/m32c/bitops.md, config/m32c/jump.md,
config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
config/m32r/m32r.h, config/m32r/m32r.md,
config/m32r/predicates.md, config/m68hc11/larith.asm,
config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
config/mips/mips-protos.h, config/mips/mips.c,
config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
config/mn10300/mn10300.h, config/mn10300/predicates.md,
config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
spelling conventions.
* config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
Follow spelling conventions.
2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
* c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
warn about C++0x compatibility.
2007-02-04 Kazu Hirata <kazu@codesourcery.com>
* config/h8300/h8300.c, config/h8300/h8300.h,
config/h8300/h8300.md: Follow spelling conventions.
2007-02-03 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/30667
* combine.c (try_combine): Do not substitute source operand
with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2007-02-03 Jan Hubicka <jh@suse.cz>
PR gcov-profile/30650
* value-prof.c (stringop_block_profile): Fix handling of size counter;
do not divide by zero for never executed counters.
(tree_find_values_to_profile): Fix counters.
* gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2007-02-03 Ian Lance Taylor <iant@google.com>
* lower-subreg.c (simple_move_operand): New static function,
broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
operands.
(simple_move): Call simple_move_operand.
(find_decomposable_subregs): Add special handling of MEMs.
(can_decompose_p): Rename from cannot_decompose_p. Reverse
meaning of return value. If we see a hard register, test whether
it can store a word_mode value. Change all callers.
2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
ftrapv insns and expanders.
(subdi3): Change define_expand operand 1 to arith11_operand, and
operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
respectively.
PR middle-end/30174
* varasm.c (notice_global_symbol): Treat global objects as weak when
flag_shlib is true.
2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* emit-rtl.c (dconstpi): Delete.
(dconstsqrt2): New.
(init_emit_once): Delete dconstpi and init dconstsqrt2.
* real.h (dconstpi): Delete.
(dconstsqrt2): New.
* builtins.c (fold_builtin_cabs): Use dconstsqrt2.
(fold_builtin_hypot): Likewise.
2007-02-03 Tom Tromey <tromey@redhat.com>
PR driver/30246
* gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
-gcoff3, -gxcoff3, -gvms3 implies -dD.
2007-02-03 Kazu Hirata <kazu@codesourcery.com>
* c-decl.c, config/avr/avr.c, config/avr/avr.h,
config/m68k/m68k.c, config/m68k/netbsd-elf.h,
config/mn10300/mn10300.c, config/pdp11/pdp11.h,
config/rs6000/cell.md, config/rs6000/darwin.h,
config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
typos. Follow spelling conventions.
* doc/invoke.texi: Follow spelling conventions.
2007-02-03 Roger Sayle <roger@eyesopen.com>
* simplify-rtx.c (simplify_relational_operation_1): Implement some
canonicalization transformations that attempt to simplify integer
constant comparisons to become comparisons against zero.
2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
fabs(x)*sqrt(2).
* fold-const.c (fold_binary): Fix comment typos. Fold complex
(x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2007-02-02 Mike Stump <mrs@apple.com>
* config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
* config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
(output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
generate a branch island.
2007-02-02 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
(xtensa_legitimate_address_p): New.
(xtensa_legitimize_address): New.
(xtensa_output_addr_const_extra): New.
* config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
(BASE_REG_P): New.
(REG_OK_FOR_BASE_P): Use BASE_REG_P.
(GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
(LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
(OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
* config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
(xtensa_legitimize_address): New.
(xtensa_output_addr_const_extra): New.
2007-02-02 Steve Ellcey <sje@cup.hp.com>
* config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2007-02-02 Ian Lance Taylor <iant@google.com>
* expmed.c (expand_divmod): Add comment.
2007-02-02 Kazu Hirata <kazu@codesourcery.com>
* emit-rtl.c (renumber_insns): Remove.
* flags.h: Remove the extern for flag_renumber_insns.
* rtl.h: Remove the prototype for renumber_insns.
* toplev.c (flag_renumber_insns): Remove.
2007-02-02 Hui-May Chang <hm.chang@apple.com>
Revert for x86 darwin:
2005-06-19 Uros Bizjak <uros@kss-loka.si>
* config/i386/i386.c (ix86_function_arg_regno_p): Put back the
code before the following patch under TARGET_MACHO.
(ix86_function_value_regno_p): Likewise.
2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* fold-const.c (negate_expr_p, fold_negate_expr): Handle
COMPLEX_EXPR.
2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
PR target/29682
* config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
general or fp registers. Add comments.
* config/ia64/ia64.md (reg_pred_prefix): Add comment.
2007-02-02 Paolo Bonzini <bonzini@gnu.org>
* pointer-set.c (insert_aux): Only return insertion slot.
(pointer_set_insert): Adjust.
(pointer_set_traverse, struct pointer_map_t, pointer_map_create,
pointer_map_destroy, pointer_map_insert, pointer_map_contains,
pointer_map_traverse): New.
* pointer-set.h (pointer_set_traverse, struct pointer_map_t,
pointer_map_create, pointer_map_destroy, pointer_map_insert,
pointer_map_contains, pointer_map_traverse): Declare.
2007-02-02 Jakub Jelinek <jakub@redhat.com>
PR middle-end/30473
* builtins.c (fold_builtin_sprintf): Do not attempt to optimize
sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
* sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
(struct _dep): New type.
(dep_t): New typedef.
(DEP_PRO, DEP_CON, DEP_KIND): New access macros.
(DEP_STATUS): New access macro. The macro with the same name was
renamed to DEP_LINK_STATUS.
(dep_init): Declare function
(struct _dep_link): New type.
(dep_link_t): New typedef.
(DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
(DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
(DEP_LINK_STATUS): New macro.
(debug_dep_links): New debug function.
(struct _deps_list): New type.
(deps_list_t): New typedef.
(DEPS_LIST_FIRST): New access macro.
(FOR_EACH_DEP_LINK): New cycle macro.
(create_deps_list, free_deps_list, delete_deps_list): Declare
functions.
(deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
(find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
(copy_deps_list_change_con): Ditto.
(move_dep_link): Declare function.
(struct _dep_node): New type.
(dep_node_t): New typedef.
(DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
(struct haifa_insn_data.back_deps): New field to hold backward
dependencies of the insn.
(struct haifa_insn_data.depend): Rename to forw_deps. Change its type
to deps_list_t.
(struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
Change its type to deps_list_t.
(INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
(INSN_DEPEND): Rename to INSN_FORW_DEPS.
(RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
(INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
(DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
(add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
all callers.
(dep_cost): Declare.
* sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
(ds_to_dk, dk_to_ds): New functions.
(init_dep_1): New static function.
(init_dep): New function.
(copy_dep): New static function.
(dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
functions.
(detach_dep_link): New static function.
(move_dep_link): New function.
(dep_links_consistent_p, dump_dep_links): New static functions.
(debug_dep_links): New debugging function.
(deps_obstack, dl_obstack, dn_obstack): New static variables.
(alloc_deps_list, init_deps_list): New static functions.
(create_deps_list): New function.
(clear_deps_list): New static function.
(free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
(deps_list_consistent_p, dump_deps_list): New static functions.
(debug_deps_list): New function.
(add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
functions.
(find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
(maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
use new scheduler dependencies lists.
(add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
(sched_analyze): Ditto. Initialize dependencies lists.
(add_forw_dep, compute_forward_dependences): Update to use new
scheduler dependencies lists.
(init_dependency_caches): Init deps_obstack.
(free_dependency_caches): Free deps_obstack.
(adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
new scheduler dependencies lists.
(delete_forw_dep, add_or_update_back_forw_dep): Ditto.
(add_back_forw_dep, delete_back_forw_dep): Ditto.
* sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
Update to use new scheduler dependencies lists.
(is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
(debug_dependencies): Ditto.
(schedule_region): Update comments.
* sched-ebb.c (earliest_block_with_similiar_load): Update to use new
scheduler dependencies lists.
(schedule_ebb): Update comments.
* rtl.def (DEPS_LIST): Remove.
* lists.c (unused_deps_list): Remove.
(free_list): Update assertions.
(alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
(remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
* rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
(remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
* haifa-sched.c (comments): Update.
(insn_cost1): Remove. Inline the code into insn_cost ().
(insn_cost): Update to use new scheduler dependencies lists. Move
processing of the dependency cost to dep_cost ().
(dep_cost): New function. Use it instead of insn_cost () when
evaluating cost of the dependency. Use compatible interface to
interact with the target.
(priority): Update to use new scheduler dependencies lists.
(rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
with greater number of insns that depend on the insn.
(schedule_insn): Update to use new scheduler dependencies lists. Add
code to free backward dependencies lists. Inline and optimize code
from resolve_dep () - see PR28071.
(ok_for_early_queue_removal): Update to use new scheduler dependencies
lists. Update call to targetm.sched.is_costly_dependence hook.
(fix_inter_tick, try_ready, fix_tick_ready): Update to use new
scheduler dependencies lists.
(resolve_dep): Remove. Move the logic to schedule_insn ().
(init_h_i_d): Initialize dependencies lists.
(process_insn_depend_be_in_spec): Rename to
process_insn_forw_deps_be_in_spec. Update to use new scheduler
dependencies lists.
(add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
Update to use new scheduler dependencies lists.
(clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
* ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
new scheduler dependencies lists.
(build_intra_loop_deps): Ditto.
* target.h (struct _dep): Declare to use in
gcc_target.sched.is_costly_dependence.
(struct gcc_target.sched.adjust_cost): Fix typo.
(struct gcc_target.sched.is_costly_dependence): Change signature to use
single dep_t parameter instead of an equivalent triad.
(struct gcc_target.sched.adjust_cost_2): Remove.
* target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
* reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
* doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
documentation.
(TARGET_SCHED_ADJUST_COST_2): Remove documentation.
* doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
(REG_DEP_TRUE): Document.
* config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
Change signature to correspond to the targetm.sched.adjust_cost hook.
Update use in TARGET_SCHED_ADJUST_COST_2.
(TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
(ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
new scheduler dependencies lists.
(ia64_gen_check): Ditto.
* config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
dependencies lists.
* config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
signature to correspond to the targetm.sched.is_costly_dependence hook.
(is_costly_group): Update to use new scheduler dependencies lists.
* config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
instead of INSN_COST () macro.
2007-02-01 Ian Lance Taylor <iant@google.com>
* lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2007-02-01 Guy Martin <gmsoft@gentoo.org>
* pa.md (tp_load): Correct mfctl instruction syntax.
2007-02-01 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/rs6000.c (rs6000_stack_info): Correct
altivec_padding_size calculation on AIX. Improve comment, add
assert to verify that it's right.
* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
64-bit.
2007-2-01 Seongbae Park <seongbae.park@gmail.com>
PR inline-asm/28686
* global.c (global_alloc): Add mising initialization of
ELIMINABLE_REGSET.
2007-02-01 Roger Sayle <roger@eyesopen.com>
* alias.c (init_alias_analysis): Correct whitespace.
* bb-reorder.c (fix_edges_for_rarely_executed_code,
partition_hot_cold_basic_blocks): Likewise.
* builtins.c (expand_builtin_printf, expand_builtin_fprintf,
expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
fold_builtin_snprintf_chk, fold_builtin_printf,
fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
do_mpfr_arg3, do_mpfr_sincos): Likewise.
* cfgcleanup.c (cleanup_cfg): Likewise.
* cfgexpand.c (tree_expand_cfg): Likewise.
* fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
* function.c (get_next_funcdef_no): Likewise.
* gengtype.c (main): Likewise.
* genmodes.c (main): Likewise.
* gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
* haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
* ifcvt.c (noce_emit_move_insn): Likewise.
* modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
Likewise.
* stor-layout.c (get_best_mode): Likewise.
* tree-ssa-loop-niter.c (get_val_for): Likewise.
* tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
perform_var_substitution, solve_graph): Likewise.
* tree-vrp.c (vrp_finalize): Likewise.
2007-02-01 Ian Lance Taylor <iant@google.com>
* lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
high part of a paradoxical subreg, return a constant zero.
2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
* toplev.c (lang_dependent_init): Call init_set_costs.
* loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2007-02-01 Richard Guenther <rguenther@suse.de>
PR middle-end/30656
* fold-const.c (fold_negate_expr): Allow negating a
constant if overflow does not change.
2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi (Expression trees): Improve markup.
* doc/tm.texi (Register Classes, Addressing Modes)
(Floating Point): Fix spacing after abbreviations. Fix some
typos.
2007-02-01 Ben Elliston <bje@au.ibm.com>
* doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
* doc/contrib.texi: Likewise.
* doc/install.texi: Likewise.
2007-01-31 Richard Henderson <rth@redhat.com>
Ian Lance Taylor <iant@google.com>
* lower-subreg.c: New file.
* rtl.def (CONCATN): Define.
* passes.c (init_optimization_passes): Add pass_lower_subreg and
pass_lower_subreg2.
* emit-rtl.c (update_reg_offset): New static function, broken out
of gen_rtx_REG_offset.
(gen_rtx_REG_offset): Call update_reg_offset.
(gen_reg_rtx_offset): New function.
* regclass.c: Revert patch of 2006-03-05, restoring
reg_scan_update.
(clear_reg_info_regno): New function.
* dwarf2out.c (concatn_loc_descriptor): New static function.
(loc_descriptor): Handle CONCATN.
* common.opt (fsplit_wide_types): New option.
* opts.c (decode_options): Set flag_split_wide_types when
optimizing.
* timevar.def (TV_LOWER_SUBREG): Define.
* rtl.h (gen_reg_rtx_offset): Declare.
(reg_scan_update): Declare.
* regs.h (clear_reg_info_regno): Declare.
* tree-pass.h (pass_lower_subreg): Declare.
(pass_lower_subreg2): Declare.
* doc/invoke.texi (Option Summary): List -fno-split-wide-types.
(Optimize Options): Add -fsplit-wide-types to -O1 list. Document
-fsplit-wide-types.
* doc/rtl.texi (Regs and Memory): Document concat and concatn.
* Makefile.in (OBJS-common): Add lower-subreg.o.
(lower-subreg.o): New target.
2007-01-31 Kazu Hirata <kazu@codesourcery.com>
* config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2007-01-31 Anatoly Sokolov <aesok@post.ru>
PR target/19087
* config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/29335
* builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
* cfgloop.h: Include vec-prim.h.
(enum li_flags): Remove LI_ONLY_OLD.
(loop_iterator): Changed.
(fel_next, fel_init): Iterate over loop tree.
(FOR_EACH_LOOP_BREAK): New macro.
* loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
FOR_EACH_LOOP.
* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
* modulo-sched.c (sms_schedule): Ditto.
* tree-vectorizer.c (vectorize_loops): Ditto.
* doc/loop.texi: Update information on loop numbering and behavior of
FOR_EACH_LOOP wrto new loops.
* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
add_to_evolution_1): Test nestedness of loops instead of comparing
their numbers.
* tree-chrec.c (chrec_fold_plus_poly_poly,
chrec_fold_multiply_poly_poly, chrec_evaluate,
hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
reset_evolution_in_loop): Ditto.
* Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2007-01-31 Dirk Mueller <dmueller@suse.de>
* c-common.c (warn_about_parentheses): Separate warning about
un-parenthized sequence of comparison operators from the one
which is supposed to warn about x <= y <= z.
2007-01-31 Uros Bizjak <ubizjak@gmail.com>
* optabs.h (enum optab_index): Add new OTI_isinf.
(isinf_optab): Define corresponding macro.
* optabs.c (init_optabs): Initialize isinf_optab.
* genopinit.c (optabs): Implement isinf_optab using isinf?f2
patterns.
* builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
(expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
using isinf_optab.
(expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
expand_builtin_interclass_mathfn.
* reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
* config/i386/i386.md (UNSPEC_FXAM): New constant.
(fxam<mode>2_i387): New insn pattern.
(isinf<mode>2) New expander to implement isinf, isinff and isinfl
built-in functions as x87 inline asm.
2007-01-31 Kazu Hirata <kazu@codesourcery.com>
* gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2007-01-30 Eric Christopher <echristo@apple.com>
* config.gcc: Add geode.
2007-01-31 Kazu Hirata <kazu@codesourcery.com>
* cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
ipa-inline.c, tree-profile.c, tree-ssa-live.c,
tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
value-prof.c: Fix comment typos.
2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/24745
* doc/invoke.texi (Wpointer-arith): Document warning.
2007-01-30 Janis Johnson <janis187@us.ibm.com>
* doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
the list of discrepancies from the draft TR.
2007-01-30 Dirk Mueller <dmueller@suse.de>
PR c++/30601
* doc/invoke.texi (-Wreturn-type): Update description to
match new behavior.
2007-01-30 Richard Sandiford <richard@codesourcery.com>
* cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2007-01-30 Uros Bizjak <ubizjak@gmail.com>
* builtins.c (expand_builtin_int_interclass_roundingfn): New function
to handle optabs that operate on floating point input argument and
output to integer output.
(expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
(expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
(expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
expand_builtin_interclass_mathfn ().
* config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
(ilogbsi2): Remove.
(ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
ilogbl built-in functions as x87 intrinsics.
2007-01-30 Richard Guenther <rguenther@suse.de>
PR middle-end/27657
* dwarf2out.c (reference_to_unused): Query varpool if the
variable was output.
2007-01-30 Richard Guenther <rguenther@suse.de>
PR middle-end/30313
* passes.c (execute_one_pass): Reset in_gimple_form to not
confuse non-unit-at-a-time mode.
2007-01-29 Roger Sayle <roger@eyesopen.com>
Richard Guenther <rguenther@suse.de>
* fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
avoid undefined behaviour on overflow. Use force_fit_type_double
to construct the constant with the specified TREE_OVERFLOW.
2007-01-29 Janis Johnson <janis187@us.ibm.com>
* config/dfp-bit.c: Add parameterized support for fp exceptions.
* config/dfp-bit.h: Ditto.
2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-decl.c (pop_scope): Replace warnings with call to
warn_for_unused_label.
* c-common.h (warn_for_unused_label): Declare.
* c-common.c (warn_for_unused_label): Define.
2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* tree-optimize.c (update_inlined_to_pointers): Delete unused
function.
2007-01-29 Janis Johnson <janis187@us.ibm.com>
* Makefile.in (USER_H): Remove decfloat.h.
* ginclude/decfloat.h: Delete, moving contents to ...
* ginclude/float.h: Add support for decimal floating point,
guarded by __STDC_WANT_DEC_FP__.
2007-01-29 Mike Stump <mrs@apple.com>
* doc/gccint.texi (Top): Rename Loop Representation to Loop
Analysis and Representation to resolve case insensitive conflict.
* doc/loop.texi (Loop Analysis and Representation): Likewise.
2007-01-28 Daniel Berlin <dberlin@dberlin.org>
* tree.h (struct tree_memory_tag): Add aliases member.
(MTAG_ALIASES): New macro.
* tree-ssa-alias.c (alias_bitmap_obstack): New variable.
(add_may_alias): Remove pointer-set. Update for may_aliases being
a bitmap.
(mark_aliases_call_clobbered): Update for may_aliases being a
bitmap.
(compute_tag_properties): Ditto.
(create_partition_for): Ditto.
(compute_memory_partitions): Ditto.
(dump_may_aliases_for): Ditto.
(is_aliased_with): Ditto.
(add_may_alias_for_new_tag): Ditto.
(rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
(compute_is_aliased): New function.
(compute_may_aliases): Call compute_is_aliased).
(init_alias_info): Initialize alias_bitmap_obstack.
(union_alias_set_into): New function.
(compute_flow_sensitive_aliasing): Use union_aliases_into.
(have_common_aliases_p): Rewrite to take two bitmaps and use
intersection.
(compute_flow_insensitive_aliasing): Stop using pointer-sets.
Update for bitmaps.
(finalize_ref_all_pointers): Update for add_may_alias changes.
(new_type_alias): Ditto.
* tree-flow-inline.h (may_aliases): Return a bitmap.
* tree-dfa.c (dump_variable): Check for MTAG_P'ness.
* tree-ssa.c (verify_flow_insensitive_alias_info): Update for
may_aliases being a bitmap.
* tree-flow.h (struct var_ann_d): Remove may_aliases member.
may_aliases now returns a bitmap.
* tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
being a bitmap.
* tree-ssa-operands.c (add_virtual_operand): Update for
may_aliases being a bitmap.
2007-01-29 Daniel Berlin <dberlin@dberlin.org>
PR tree-optimization/30630
* tree-ssa-structalias.c (do_complex_constraint): Mark correct
variable as changed.
2007-01-29 Simon Martin <simartin@users.sourceforge.net>
PR c++/28266
* gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
expanded only once even if an error occurs.
2007-01-29 Ben Elliston <bje@au.ibm.com>
* gcov-io.h (__gcov_indirect_call_profiler): Declare.
(__gcov_average_profiler): Likewise.
(__gcov_ior_profiler): Likewise.
(__gcov_merge_ior): Likewise.
2007-01-28 Jan Hubicka <jh@suse.cz>
* builtins.c (expand_builtin_memset): Fix typo in my last patch.
* value-prof.c (stringop_block_profile): Likewise.
2007-01-28 Jan Hubicka <jh@suse.cz>
* expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
variant handling histograms; add wrapper.
(clear_storage_via_libcall): Export.
(emit_block_move_hints): Break out from ...; add histograms.
(emit_block_move): ... this one.
(clear_storage_hints): Break out from ...; add histograms.
(clear_storage): ... this one.
(set_storage_via_memset): Handle histogram.
* expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
(clear_storage_hints, clear_storage_via_libcall): Declare.
(set_storage_via_setmem): Update prototype.
* doc/md.texi (movmem, setmem): Document new arguments.
* value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
new histograms.
(stringop_block_profile): New global function.
(tree_stringops_values_to_profile): Profile block size and alignment.
* value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
HIST_TYPE_IOR.
(struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
(stringop_block_profile): Declare.
* builtins.c: Include value-prof.h.
(expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
* gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
(GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
(GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
* profile.c (instrument_values): Add new counters.
* cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
calls.
* tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
(tree_init_edge_profiler): Build new profilers.
(tree_gen_average_profiler, tree_gen_ior_profiler): New.
(pass_tree_profile): Add dump.
(tree_profile_hooks): Update.
* Makefile.in (LIBGCOV): Add new constants.
* libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
__gcov_ior_profiler): New.
* i386.md (movmem/setmem expanders): Add new optional arguments.
2007-01-28 David Edelsohn <edelsohn@gnu.org>
* doc/md.texi (Standard Pattern Names): Document blockage pattern.
2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-unswitch.c: Include tree-inline.h.
(tree_unswitch_single_loop): Pass eni_size_weights to
tree_num_loop_insns.
* tree-ssa-loop-manip.c: Include tree-inline.h.
(can_unroll_loop_p): Pass eni_size_weights to
tree_num_loop_insns.
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
Pass eni_size_weights to estimate_num_insns.
* tree.h (init_inline_once): Export.
* toplev.c (backend_init): Call init_inline_once.
* cgraphunit.c (cgraph_process_new_functions,
cgraph_analyze_function): Pass eni_inlining_weights to
estimate_num_insns.
* ipa-inline.c (compute_inline_parameters): Ditto.
* tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
to estimate_num_insns.
(try_unroll_loop_completely): Pass eni_size_weights to
tree_num_loop_insns.
* tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
ot estimate_num_insns.
* tree-ssa-loop-prefetch.c: Include tree-inline.h.
(loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
* tree-inline.c (eni_inlining_weights, eni_size_weights,
eni_time_weights): New variables.
(init_inline_once): Initialize them.
(struct eni_data): Mew.
(estimate_num_insns_1, estimate_num_insns): Use weights.
* tree-inline.h (struct eni_weights_d): New.
(eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
(estimate_num_insns): Declaration changed.
* cfgloop.h (tree_num_loop_insns): Declaration changed.
* Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
* tree-data-ref.c (conflict_fn): Assert that the number of affine
relations in the conflict function is valid.
2007-01-27 Ian Lance Taylor <iant@google.com>
* common.opt: Add fstrict-overflow.
* opts.c (decode_options): Set flag_strict_overflow if -O2.
* flags.h (TYPE_OVERFLOW_WRAPS): Define.
(TYPE_OVERFLOW_UNDEFINED): Define.
(TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
Replace all uses.
* tree.h (TYPE_TRAP_SIGNED): Don't define.
* fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
(fold_negate_expr): Likewise.
(make_range): Likewise.
(extract_muldiv_1): Likewise.
(maybe_canonicalize_comparison): Likewise.
(fold_comparison): Likewise.
(fold_binary): Likewise.
(tree_expr_nonnegative_p): Likewise.
(tree_expr_nonzero_p): Likewise.
* tree-vrp.c (compare_values): Likewise.
(extract_range_from_binary_expr): Likewise.
(extract_range_from_unary_expr): Likewise.
* tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
Likewise.
(nowrap_type_p): Likewise.
* tree-scalar-evolution.c (simple_iv): Likewise.
* fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
(build_range_check): Likewise.
(extract_muldiv_1): Likewise.
(fold_comparison): Likewise.
* tree-vrp.c (vrp_int_const_binop): Likewise.
(extract_range_from_unary_expr): Likewise.
* convert.c (convert_to_integer): Likewise.
* fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
(fold_comparison): Likewise.
(fold_binary): Likewise.
* optabs.c (optab_for_tree_code): Likewise.
* tree-vectorizer.c (vect_is_simple_reduction): Likewise.
* simplify-rtx.c (simplify_const_relational_operation): Check
flag_strict_overflow and flag_trapv.
(simplify_const_relational_operation): Likewise.
* doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
(Optimize Options): Add -fstrict-overflow to -O2 list. Document
-fstrict-overflow.
2007-01-27 Roger Sayle <roger@eyesopen.com>
* tree.c (tree_fold_gcd): Delete.
* tree.h (tree_fold_gcd): Remove prototype.
* tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
test whether one constant integer is a multiple of another. Instead
call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
* fold-const.c (multiple_of_p): We've determined both TOP and
BOTTOM are integer constants so we can call int_const_binop directly
instead of the more generic const_binop.
2007-01-27 Roger Sayle <roger@eyesopen.com>
* fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
1*X check that the constant hasn't overflowed, to preserve the
TREE_OVERFLOW bit.
(round_up): Provide an efficient implementation when rouding-up an
INTEGER_CST to a power-of-two.
2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/sourcebuild.texi: Add comma for clarity.
* doc/extend.texi: Fix some typos.
* doc/passes.texi: Likewise.
* doc/cppinternals.texi: Likewise.
* doc/c-tree.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
* doc/install.texi: Likewise.
2007-01-27 Jan Hubicka <jh@suse.cz>
* tree-sra.c (sra_walk_function): Don't rely on aliases being build.
(pass_sra): Do not require alias information.
* passes.c (init_optimization_passes): Add SRA
2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
* tracer.c (rest_of_handle_tracer): We already cleaned
up the CFG in tracer() so don't do it here again.
* cfgcleanup.c (rest_of_handle_jump2): Don't repeat
cleanup_cfg here, either. And don't call renumber_insns.
* cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
and BB_HEAD are in the insn stream here. Instead make sure
that BB_INSN is valid on all insns. Also, do check here that
there are no pending branch predictions...
(rtl_verify_flow_info): ...instead of doing it here. Checks
for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
here.
2007-01-26 Roger Sayle <roger@eyesopen.com>
* config/i386/i386.c (ix86_swap_binary_operands_p): New helper
function to simplify/factorize operand order canonicalization.
(ix86_fixup_binary_operands): Reorganize using the above function.
(ix86_binary_operator_ok): Likewise.
2007-01-27 Jakub Jelinek <jakub@redhat.com>
* genattrtab.c (struct attr_value_list, insn_code_values): Move to
file scope from optimize_attrs.
(simplify_test_exp): If insn_code_values is not NULL, use it to speed
up search.
(optimize_attrs): Clear insn_code_values after freeing it.
2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
a parts.base assignment.
2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
* tree-data-ref.c (dump_subscript): Use dump_conflict_function.
(compute_subscript_distance, initialize_data_dependence_relation,
finalize_ddr_dependent, analyze_ziv_subscript,
analyze_siv_subscript_cst_affine,
compute_overlap_steps_for_affine_univar,
compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
analyze_siv_subscript, analyze_miv_subscript,
analyze_overlapping_iterations, subscript_dependence_tester_1,
compute_self_dependence, free_dependence_relation): Work
with affine_fn instead of chrecs.
(dump_affine_function, dump_conflict_function, affine_function_equal_p,
common_affine_function, affine_function_base,
affine_function_constant_p, affine_fn_op, affine_fn_plus,
affine_fn_minus, affine_fn_free, conflict_fn_not_known,
conflict_fn_no_dependence, free_conflict_function, free_subscripts,
conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
(all_chrecs_equal_p): Removed.
* tree-data-ref.h (affine_fn, conflict_function): New types.
(struct subscript): Change type of conflicting_iterations_in_a
and conflicting_iterations_in_b.
2007-01-26 Steve Ellcey <sje@cup.hp.com>
PR other/30182
* config/pa/pa.h (TARGET_HPUX_11): New.
* config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
* config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
2007-01-26 Daniel Berlin <dberlin@dberlin.org>
Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (solve_graph): Handle case
we merged the variable to another.
2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
functions.
* fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
2007-01-25 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
allow changes to modes which don't fit in those registers.
* reload1.c (choose_reload_regs): Check for invalid subregs before
computing their locations, not after.
2007-01-25 Geoffrey Keating <geoffk@apple.com>
PR 25127
* config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
save Altivec registers in an eh_return function.
(compute_vrsave_mask): Likewise.
(rs6000_stack_info): Correct AIX/Darwin stack alignment computation
for saving Altivec registers.
(rs6000_emit_prologue): Don't allocate stack twice in
eh_return function. Correct expected value of altivec_save_offset
when using save_world. Describe save of R0 to stack when using
save_world. Describe stack pointer adjustment when using
save_world. Remove duplicated eh_return parameter register saving.
Update sp_offset variable after save_world.
* config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
darwin-world.asm.
(LIB2FUNCS_EXTRA): Add darwin-world.asm.
* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
implies Altivec.
2007-01-25 Steve Ellcey <sje@cup.hp.com>
* config.gcc (ia64*-*-hpux*): Make posix threads the default.
2007-01-25 Steve Ellcey <sje@cup.hp.com>
PR other/30182
* config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
* config/ia64/ia64.c (ia64_init_builtins): Ditto.
2007-01-25 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-Wcoverage-mismatch): Document.
* common.opt (-Wcoverage-mismatch): New warning option.
* coverage.c (get_coverage_counts): Ignore coverage mismatch
if -Wcoverage-mismatch is given.
2007-01-25 Razya Ladelsky <razya@il.ibm.com>
* ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
(ipcp_driver): Change to static definition.
Add dumping of the ifunctions.
(constant_val_insert): Remove unused parameter. Support for SSA.
(ipcp_propagate_const): Support for SSA.
(ipcp_profile_bb_print): Print only analyzed nodes.
(ipcp_replace_map_create): Remove support for Fortran constant
for now.
* ipa-prop.c (ipa_method_modify_stmt,
ipa_callsite_compute_param): Support for SSA.
* ipa-prop.h (ipcp_driver): Remove declaration.
(IS_VALID_TREE_MAP_INDEX): Add define.
2007-01-24 Geoffrey Keating <geoffk@apple.com>
* unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/30447
* builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
constant argument to cabs and do it without checking for
-funsafe-math-optimizations.
2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
* c-common.h (RID_FIRST_CXX0X): New.
(RID_LAST_CXX0X): New.
* c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
by -Wall.
* c.opt (Wc++0x-compat): New.
* doc/invoke.texi (-Wc++0x-compat): Document.
2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_carg): New.
(fold_builtin_1): Use it.
2007-01-24 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
* ipa-inline.c (initial_insns, max_insns): Delete.
(compute_max_insns): New function.
(cgraph_decide_inlining_of_small_function): Use it; take minimal amount
of insns as base for code growth.
(cgraph_decide_inlining): Make initial_insns local; do not compute
max_insns.
* params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
* doc/invoke.texi (inline-unit-growth): Update docs.
2007-01-24 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.h (x86_cmpxchg16b): Remove const.
(TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
* config/i386/i386.c (x86_cmpxchg16b): Remove const.
(override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
for CPUs that have PTA_CX16 set.
PR middle-end/27416
* gimplify.c (omp_check_private): New function.
(gimplify_scan_omp_clauses): Use it for
firstprivate/lastprivate/reduction.
PR middle-end/30494
* gimplify.c (omp_add_variable): Don't call omp_notice_variable
on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
PR middle-end/30421
* omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
If lower_lastprivate_clauses emits some statements, append them
to dlist rather than body_p and to body_p append an initializer.
(lower_omp_for): Adjust caller.
2007-01-24 Steve Ellcey <sje@cup.hp.com>
* target.h (globalize_decl_name): New.
* target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
* output.h (default_globalize_decl_name): New.
* varasm.c (asm_output_bss): Use globalize_decl_name instead of
globalize_label.
(globalize_decl): Ditto.
(default_globalize_decl_name): New.
* config/ia64/ia64.c (ia64_globalize_decl_name): New.
(ia64_handle_version_id_attribute): New.
(TARGET_ASM_GLOBALIZE_DECL_NAME): New.
(ia64_asm_output_external): Use globalize_decl_name instead
of globalize_label.
* doc/extend.texi (version_id): New pragma.
* doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
_uleb128_t and _Unwind_SWord with _sleb128_t.
* unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
uw_frame_state_for, uw_update_context_1): Likewise.
* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
* unwind-pe.h (read_uleb128, read_sleb128,
read_encoded_value_with_base): Likewise.
* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2007-01-24 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_cexpi): Get the fndecl
for cexp in the correct way.
2007-01-24 Jan Hubicka <jh@suse.cz>
* tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* c-cppbuiltin.c (builtin_define_type_sizeof): New function.
(c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
__SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
__SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
__SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
__SIZEOF_PTRDIFF_T__.
* doc/cpp.texi: Documentation for the new builtin macros added.
2007-01-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
instead of operands[2] to avoid access past the end of array.
2007-01-24 Richard Sandiford <richard@codesourcery.com>
* reload1.c (emit_reload_insns): Pass the reload register
for a non-spill output reload through forget_old_reloads_1.
2007-01-23 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
_SOFT_DOUBLE if doubles use software floating-point.
* config/rs6000/libgcc-ppc-glibc.ver: Export additional long
double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
* config/rs6000/darwin-ldouble.c: Also compile functions for
hard-float without FPRs. Use fmsub function for all __NO_FPRS__
cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
commented-out long double override.
(CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
* config/rs6000/eabispe.h: Likewise.
* config/rs6000/rs6000.c (rs6000_override_options): Don't override
long double for non-SPE.
(rs6000_handle_option): Likewise.
(invalid_e500_subreg): Disallow more subregs involding DImode,
DFmode, TImode or TFmode.
(rs6000_legitimate_offset_address_p): Check TFmode offsets for
E500 double.
(legitimate_lo_sum_address_p): Also check for TFmode for E500
double.
(rs6000_legitimize_address): Also handle TFmode for E500 double.
(rs6000_legitimize_reload_address): Also handle TFmode for E500
double.
(rs6000_legitimate_address): Also check for TFmode for E500
double.
(rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
(spe_build_register_parallel): Handle TFmode and TCmode.
(rs6000_spe_function_arg): Handle TFmode and TCmode for E500
double.
(function_arg): Handle TFmode and TCmode for E500 double.
(rs6000_init_libfuncs): Initialize extra libfuncs for soft double
in general.
(print_operand): Handle TFmode and TImode for %y.
(rs6000_generate_compare): Handle TFmode comparisons for E500
double.
(spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
(rs6000_function_value): Handle TFmode and TCmode for E500 double.
(rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
* config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
TFmode for E500 double.
* config/rs6000/rs6000.md (FP): Allow TF for E500 double.
(floatsidf2): Enable for E500 double.
(movtf_softfloat): Use rs6000_nonimmediate_operand.
(extenddftf2): Change to extenddftf2_fprs.
(extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
depending on TARGET_E500_DOUBLE.
(extendsftf2): Enable for E500 double.
(trunctfdf2): Enable for E500 double.
(trunctfsf2): Change to trunctfsf2_fprs.
(trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
depending on TARGET_E500_DOUBLE.
(floatsitf2): Enable for E500 double.
(fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
(fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
(negtf2): Change to negtf2_internal.
(negtf2): New expander.
(abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
gen_spe_abstf2_cmp or gen_abstf2_internal depending on
TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
(movdi_internal32): Use rs6000_nonimmediate_operand.
(unnamed splitter): Likewise.
* config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
(SPE64TF, DITI): New mode macros.
(frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
modes.
(frob_tf_ti): New.
(frob_<mode>_di_2): New.
(frob_tf_di_8_2): New.
(frob_di_df): Change to frob_di_<mode>; allow more modes.
(frob_ti_tf): New.
(frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
more modes.
(frob_ti_<mode>_8_2): New.
(frob_ti_tf_2): New.
(mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
TFmode.
(mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
(spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
(cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
tsttflt_gp): New.
2007-01-23 Ian Lance Taylor <iant@google.com>
* Makefile.in (OBJS-common): Reformat, alphabetize, but put
insn-*.o first.
(OBJS-archive): Reformat, alphabetize.
(OBJS): Change out_object_file to OBJS-md.
2007-01-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
JUMP_P and CALL_P predicates where applicable.
* config/i386/i386.c: Ditto.
* config/i386/i386.md: Ditto.
* config/i386/mmx.md: Ditto.
* config/i386/predicates.md: Ditto.
2007-01-22 Andreas Schwab <schwab@suse.de>
* config/m68k/m68k.h: Fix comment.
2007-01-22 Jan Hubicka <jh@suse.cz>
* passes.c (init_optimization_passes): Do not rerun
pass_early_warn_uninitialized.
2007-01-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30038
* tree-ssa-math-opts.c (maybe_record_sincos): New static helper
function.
(execute_cse_sincos_1): Likewise.
(execute_cse_sincos): Likewise.
(gate_cse_sincos): Likewise.
(pass_cse_sincos): New pass CSEing sin() and cos() calls using
the cexpi() canonicalization of sincos().
* tree-pass.h (pass_cse_sincos): Declare.
* passes.c (init_optimization_passes): New pass pas_cse_sincos.
2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
PR rtl-optimization/29329
* combine.c (replaced_rhs_insn): Rename to i2mod.
(replaced_rhs_value): Rename to i2mod_new_rhs.
(i2mod_old_rhs): New global variable.
(combine_instructions): Adjust for above change. Save a copy of
the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
note are substituted in the second instruction.
(distribute_notes) <REG_DEAD>: Adjust for above change. Do not
ditch the note if it pertains to the second eliminated register
and this register is mentioned in i2mod_old_rhs.
Revert:
2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
* combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
the insn to which the note was originally attached.
2007-01-21 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (inlining_mode): Comment, move up.
(cgraph_decide_inlining_incrementally): Do not perform inlining
itself; fix handling of flattening of self recursive functions.
(cgraph_find_cycles): Remove.
(cgraph_flatten_node): Remove.
(cgraph_decide_inlining): Use incremental inliner to handle flattening.
(try_inline): New function.
(cgraph_early_inlining): Update call of
cgraph_decide_inlining_incrementally. Apply inlining here.
(apply_inline): Update call of cgraph_decide_inlining_incrementally.
2007-01-21 Dirk Mueller <dmueller@suse.de>
PR bootstrap/30511
* tree-vrp.c (check_array_bounds): do not warn
about ADDR_EXPR's of ARRAY_REF's which are immediately
used in binary expressions.
2007-01-21 Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.h (struct _stmt_vec_info): Add new field
read_write_dep and macros for its access.
* tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
argument, call vect_check_interleaving for every independent pair of
data-refs. Mark loads that access the same memory location as a store
in the loop.
(vect_check_dependences): Remove.
(vect_analyze_data_ref_dependences): Remove vect_check_dependences
call, fix the call to vect_analyze_data_ref_dependence.
(vect_analyze_data_ref_access): For statements that access the same
data-ref, check that they are not stores; for loads, check that there
is no store that access the same location.
2007-01-20 Roger Sayle <roger@eyesopen.com>
Joseph Myers <joseph@codesourcery.com>
* doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
(-fdump-rtl-stack): Likewise.
(-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
(-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
(-mpt-fixed): Use @minus{} for minus sign.
(Using Precompiled Headers): Fix under/overfull hbox.
2007-01-20 Jan Hubicka <jh@suse.cz>
* tree-flow.h (struct stmt_ann_d): Move references_memory to proper
place within annotation.
2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (output_move_double): Change array size of xoperands to 4.
2007-01-20 Jan Hubicka <jh@suse.cz>
* tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
as temporary.
2007-01-19 Ian Lance Taylor <iant@google.com>
* expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
constant to unsigned HOST_WIDE_INT before negating.
2007-01-19 Ian Lance Taylor <iant@google.com>
* tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
to unsigned.
(VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
(VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
(realloc_vdef, realloc_vuse): Change second parameter to
unsigned.
(ssa_operand_iterator_d): Change vuse_index and mayuse_index
fields to unsigned.
* tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
unsigned. Change x and lim locals to unsigned.
(realloc_vdef, realloc_vuse): Change num_elem parameter to
unsigned.
(finalize_ssa_vuse_ops): Change old_i local to unsigned.
(copy_virtual_operands): Change i and n locals to unsigned.
2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/29335
* builtins.c (fold_builtin_1): Handle builtin fdim.
2007-01-20 Jan Hubicka <jh@suse.cz>
* tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
* tree-ssa-structalias.c (compute_points_to_sets): Do call
init_alias_heapvars.
(init_alias_heapvars): Initialize only when not already initialized.
(delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2007-01-19 Roger Sayle <roger@eyesopen.com>
* common.opt (fsigned-zeros): New command line option.
* flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
of flag_unsafe_math_optimizations.
* opts.c (set_fast_math_flags): The -ffast-math command line option
implies -fno-signed-zeros.
(fast_math_flags_set_p): Likewise.
* doc/invoke.texi: Document new -fno-signed-zeros option, and update
the documentation of -ffast-math appropriately. Wrap long lines.
2007-01-19 Steve Ellcey <sje@cup.hp.com>
* system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
* varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2007-01-19 Tomas Bily <tbily@suse.cz>
* cgraphunit.c (cgraph_finalize_function): Updating of pid
* tree-profile.c:
(tree_init_ic_make_global_vars): New function
(tree_init_edge_profiler): call of tree_init_ic_make_global_vars
(tree_gen_ic_profiler): New function
(tree_gen_ic_func_profiler): New function
(tree_profiling): Added calling of tree_gen_ic_func_profiler
(tree_profile_hooks): Added hook for indirec/virtual calls
* value-prof.c (tree_find_values_to_profile): New case for
indirect calls
(tree_values_to_profile): Call for determining indirect/virtual
counters
(tree_indirect_call_to_profile): New function
(tree_ic_transform): New function
(tree_ic): New function
(find_func_by_pid): New function
(init_pid_map): New function
(tree_value_profile_transformations): Added check for
indirect/virtual call transformation
* value-prof.h (enum hist_type): New counter type for
indirect/virtual calls
(profile_hooks): Added new hook for profiling indirect/virtual
calls
* profile.c (instrument_values): New case for indirect/virtual
call added
* gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
(GCOV_COUNTER_V_INDIR): New counter type
(GCOV_COUNTER_NAMES): New name of counter "indirect" added
(GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
call added
* cgraph.c: Definition of cgraph_max_pid
(cgraph_create_node): Default init of pid attribute
* cgraph.h: Declaration of cgraph_max_pid
(struct cgraph_node): Added pid attribute
* libgcov.c (__gcov_indirect_call_profiler): New function
(__gcov_one_value_profiler_body): New function
(__gcov_one_value_profiler): Body was moved to
__gcov_one_value_profiler_body and calls it
2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
* doc/gty.texi (Options): Document the mark_hook option to GTY.
* gengtype.c (write_types_data, write_func_for_structure,
write_types, ggc_wtd, pch_wtd): Add skip_hooks to
write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
(walk_type, write_func_for_structure): Generate the mark_hook if
needed.
2007-01-19 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
'early' argument take inlining mode argument specifying whether to
inline for size/speeed or all functions; add support for flattening;
improve dumpting.
(cgraph_early_inlining): Update call of decide_inlining_incrementally.
2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/17947
* toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
the name of the declared identifier.
2007-01-19 Dirk Mueller <dmueller@suse.de>
* config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
duplicate evaluation.
2007-01-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
Macroize expander using X87MODEF12 mode macro. Extend operand 1
to XFMode, use acosxf2 and truncate result to requested mode.
Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
(asin<mode>2): Similarly, with asin expanders.
(*fscalexf4_i387): Rename from *fscalexf4.
(expNcorexf3): New expander.
(expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
(exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
patterns for SSE math.
(exp10<mode>2): Similarly, with exp10 expanders.
(exp2<mode>2): Similarly, with exp2 expanders.
(expm1<mode>2): Similarly, with expm1 expanders.
(ldexp<mode>3): Similarly, with ldexp expanders.
(log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
Use gen_truncxf<mode>2_i387_noop to truncate result.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
for ColdFire targets.
2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
(INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
(__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
* config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
(M68K_STATIC_CHAIN_REG_NAME): Likewise.
* config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (adddi_dilshr32): Rename to...
(*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
non-canonical pattern. Restrict to !TARGET_COLDFIRE.
(*adddi_dilshr32_cf): New pattern.
(adddi3, subdi3): Remove first alternatives.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.c (notice_update_cc): If an SFmode move is
implemented using move.l, do not use its cc result for floating-point
comparisons.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
from accepting 's' constraints if flag_pic.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
(bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
(bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
condition from TARGET_68881 to TARGET_HARD_FLOAT.
2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
* longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
ColdFire alternatives.
* config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
* config/m68k/m68k.md (clzsi2): Define for ColdFire
architectures that support ff1 instruction.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
* config/m68k/m68k.md (*movsi_cfv4): Fold into...
(*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
Add commentary.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
and return a bool.
(output_move_const_into_data_reg, output_move_simode_const): Delete.
* config/m68k/m68k.c (const_method, const_int_cost): Take a
HOST_WIDE_INT instead of an rtx.
(m68k_rtx_costs): Update call accordingly.
(output_move_const_into_data_reg): Likewise. Fix formatting.
(valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
Return a bool.
(output_move_simode_const): Update calls after above changes.
Rework to use automatic variables and predicates like MEM_P.
* config/m68k/m68k.md (pushexthisi_const): Update call to
valid_mov3q_const.
2007-01-19 Dirk Mueller <dmueller@suse.de>
* tree-ssa-alias.c (perform_var_substitution): Fix typo
in dump_flags test.
2007-01-19 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_cexpi): Fall back to expanding
via cexp in case sincos is not available.
2007-01-19 Richard Guenther <rguenther@suse.de>
* doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
* defaults.h (TARGET_HAS_SINCOS): Default to off.
* config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
* config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
* config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
* config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
* config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
* config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2007-01-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
New insn patterns.
(atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
(atan2xf3): Directly generate RTL pattern.
(atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
disable patterns for SSE math.
(atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
disable patterns for SSE math.
2007-01-19 Alexandre Oliva <aoliva@redhat.com>
* libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2007-01-18 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
VIEW_CONVERT_EXPR to the same type as it's operand.
2007-01-18 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
configured for long double 128.
2007-01-18 Mike Stump <mrs@apple.com>
* config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
error.
2007-01-18 Michael Meissner <michael.meissner@amd.com>
* i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
type correct.
2007-01-18 Jan Hubicka <jh@suse.cz>
* tree-ssa-operands.c (vop_free_bucket_size): Never return value
greater than NUM_VOP_FREE_BUCKETS.
2007-01-18 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c: Update comments.
(ptabitmap_obstack): Removed.
(pta_obstack): New.
(oldpta_obstack): Ditto.
(stats): Add a few members.
(struct variable_info): Remove node, complex, address_taken, and
indirect_target members. Add oldsolution member.
(new_var_info): Do not initialize removed members.
(constraint_expr_type): Remove INCLUDES.
(constraint_graph): Add size, implicit_preds, rep,
indirect_cycles, eq_rep, label, direct_nodes, and complex members.
(FIRST_REF_NODE): New macro.
(LAST_REF_NODE): Ditto.
(FIRST_ADDR_NODE): Ditto.
(find): New function.
(unite): Ditto.
(dump_constraint): Do not handle INCLUDES.
(insert_into_complex): Do not insert duplicate constraints.
(condense_varmap_nodes): Renamed and rewritten into ...
(merge_node_constraints): This. Also fix bug in handling of
offseted copy constraints.
(clear_edges_for_node): No longer need to deal with preds at all,
or removing associated preds/succs.
(merge_graph_nodes): Deal with indirect_cycles.
Don't deal with predecessors.
(add_implicit_graph_edge): New function.
(add_pred_graph_edge): Ditto.
(add_graph_edge): Don't deal with predecessors.
(build_constraint_graph): Removed.
(build_pred_graph): New function.
(build_succ_graph): Ditto.
(struct scc_info): Removed in_component. Added roots, dfs, and
node_mapping. Remove visited_index, unification_queue.
(scc_visit): Deal with union-find we do now.
Deal with cycles with REF nodes.
(collapse_nodes): Renamed and rewritten to ...
(unify_nodes): This.
(process_unification_queue): Removed.
(topo_visit): Cleanup
(do_da_constraint): Use find.
(do_sd_constraint): Ditto.
(do_ds_constraint): Ditto.
(do_complex_constraint): Ditto.
(init_scc_info): Update for removed and added members.
(find_and_collapse_graph_cycles): Renamed and rewritten into ...
(find_indirect_cycles): This.
(equivalence_class): New variable.
(label_visit): New function.
(perform_variable_substitution): Rewritten.
(free_var_substitution_info): New function.
(find_equivalent_node): Ditto.
(move_complex_constraints): Ditto.
(eliminate_indirect_cycles): Ditto.
(solve_graph): Only propagate changed bits.
Use indirect cycle elimination.
Use find.
(tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
(tree_id_eq): Renamed to ...
(tree_vi_eq): This. Update for member change
(insert_id_for_tree): Renamed and rewritten to ...
(insert_vi_for_tree): This.
(lookup_id_for_tree): Renamed and rewritten to ...
(lookup_vi_for_tree): This.
(get_id_for_tree): Renamed and rewritten to ...
(get_vi_for_tree): Ditto.
(get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
(process_constraint): Don't handle INCLUDES.
Remove special ADDRESSOF case.
(find_func_aliases): Rewrite to use vi functions instead of id
ones.
(create_function_info_for): Ditto.
(create_variable_info_for): Ditto.
(intra_create_variable_infos): Ditto.
(merge_smts_into): Ditto.
(find_what_p_points_to): Ditto.
(init_base_vars): Ditto.
(init_alias_vars): Ditto.
(remove_preds_and_fake_succs): New function.
(dump_sa_points_to_info): Dump new stats.
(dump_solution_for_var): Use find.
(set_used_smts): Fix formatting.
(compute_points_to_sets): Updated for new functions.
(ipa_pta_execute): Ditto.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
parallels.
* calls.c (expand_call): If the return value is a PARALLEL,
extract its first member.
* config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
* config/m68k/m68k.c (m68k_output_function_epilogue): Don't
use FUNCTION_EXTRA_EPILOGUE.
(m68k_function_value): Return a PARALLEL if the return value
is of a pointer type.
* config/m68k/netbsd-elf.h (current_function_returns_pointer)
(FUNCTION_EXTRA_EPILOGUE): Remove.
* config/m68k/m68k.md (D0_REG): New constant.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.c (m68k_output_function_epilogue): Don't
output a NOP for empty epilogues.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.c (m68k_use_return_insn): Update comments
before function. Extend register save check to include all
registers, not just integer ones.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k-protos.h (use_return_insn): Rename to...
(m68k_use_return_insn): ...this.
* config/m68k/m68k.h (USE_RETURN_INSN): Delete.
* config/m68k/m68k.c (use_return_insn): Rename to...
(m68k_use_return_insn): ...this.
* config/m68k/m68k.md (return): Use m68k_use_return_insn instead
of USE_RETURN_INSN.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
nearest even, fix denormal rounding overflow.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
f%$smove and f%$move.
(movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
(extendsfdf2_cf): Use fdmove instead of f%&move.
(truncdfsf2_cf): Use fsmove instead of f%$smove.
(add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
GPR<-GPR moves.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* real.h (real_format): Add a canonical_nan_lsbs_set field.
(coldfire_single_format): Declare.
(coldfire_double_format): Likewise.
* real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
of qnan_msb_set to determine the lower bits of a canonical
NaN significand.
(encode_ieee_double): Likewise.
(encode_ieee_quad): Likewise.
(ieee_single_format): Initialize canonical_nan_lsbs_set.
(mips_single_format): Likewise.
(ieee_double_format): Likewise.
(mips_double_format): Likewise.
(ieee_extended_motorola_format): Likewise.
(ieee_extended_intel_96_format): Likewise.
(ieee_extended_intel_128_format): Likewise.
(ieee_extended_intel_96_round_53_format): Likewise.
(ibm_extended_format): Likewise.
(mips_extended_format): Likewise.
(ieee_quad_format): Likewise.
(mips_quad_format): Likewise.
(vax_f_format): Likewise.
(vax_d_format): Likewise.
(vax_g_format): Likewise.
(i370_single_format): Likewise.
(i370_double_format): Likewise.
(decimal_single_format): Likewise.
(decimal_double_format): Likewise.
(decimal_quad_format): Likewise.
(c4x_single_format): Likewise.
(c4x_extended_format): Likewise.
(real_internal_format): Likewise.
(coldfire_single_format): New real_format.
(coldfire_double_format): Likewise.
* config/pdp11/pdp11.c (pdp11_f_format): Initialize
canonical_nan_lsbs_set.
(pdp11_d_format): Likewise.
* config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
if TARGET_COLDFIRE_CPU.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
(output_call, m68k_legitimize_call_address): Declare.
* config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
parenthesees. Add support for a 'W' constraint.
(LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
(PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
(m68k_symbolic_call, m68k_symbolic_jump): Declare.
* config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
variables.
(override_options): Initialize them. Do not set flag_no_function_cse
for TARGET_ID_SHARED_LIBRARY.
(m68k_output_pic_call): Delete.
(m68k_legitimize_call_address): New function.
(print_operand): Remove the %o prefix. Handle the %p prefix.
(output_call): New function.
(m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
target address from the GOT if symbolic jumps are not allowed.
* config/m68k/m68k.md (call, general_operand): Do not set
SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
Merge separate flag_pic and !flag_pic define_insns into...
(*call, *call_value): ...these new patterns. Match the address
rather than the containing MEM and require it to be a call_operand.
Use output_call to generate the asm template.
* config/m68k/predicates.md (const_call_operand): New predicate.
(call_operand): Likewise.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
(STACK_GROWS_DOWNWARD): Define to 1.
(FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
comments, emphasizing that these values are only defaults.
* config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
* config/m68k/m68k.c (const_method): Remove trailing whitespace.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
(FP_REGNO_P): New macros.
(REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
(REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
(EH_RETURN_STACKADJ_RTX): Use A0_REG.
* config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
(m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
to $tmake_file.
* config/m68k/t-floatlib: New file, extracting common code from...
* config/m68k/t-m68kbare, config/m68k/t-m68kelf,
* config/m68k/t-uclinux: Here.
* config/m68k/fpgnulib.c: Do not compile extendeed precision
routines on ColdFire targets.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
(m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
(m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
explicitly set MOTOROLA to 1.
* config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
* config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
* config/m68k/m68020-elf.h (LIB_SPEC): Delete.
* config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
* config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
(NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
(BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
* config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
* config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
(WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
(TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
(DBX_REGISTER_NUMBER): Delete.
* config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
(PCC_STATIC_STRUCT_RETURN): Don't undefine.
* config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
* config/flat.h: New file.
* crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
OBJECT_FORMAT_FLAT.
* config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
indirect references for -msep-data or -mid-shared-library.
Do not use PC-relative code addresses either.
* config/m68k/m68k.c (override_options): Restrict -fPIC error
to -mpcrel.
* config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
for shared libraries and crt1.o for executables. Use crti.o and
crtbegin.o.
(ENDFILE_SPEC): Use crtend.o and crtn.o.
(LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
Do not add -elf2flt or -shared-lib-id options here.
(LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
Pass -shared-lib-id if -mid-shared-library, taking the library
identifier from -mshared-library-id if given, otherwise
defaulting to 0.
(EH_FRAME_IN_DATA_SECTION): Do not undefine.
(INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
(TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
(DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
* config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
and crtend.o.
* config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
jump sequence for ISA A and ISA A+.
(PICJUMP): Likewise.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68k-*-uclinux*): Base the port on the common
and m68k GNU/Linux files rather than on the generic ELF ones.
* config/m68k/uclinux.h (TARGET_VERSION): Override.
(TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2007-01-18 Julian Brown <julian@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
* config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
before redefining.
* config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
80 unconditionally.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* doc/install.texi: Document m68k-uclinuxoldabi.
* config.gcc (m68k-*-uclinuxoldabi): New configuration.
* config/m68k/uclinux-oldabi.h: New file, copied from
config/m68k/uclinux.h.
2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
* config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
(m32r_compute_frame_size): Use unsigned for regno.
(m32r_reload_lr): Use gen_frame_mem.
(pop): New.
(m32r_output_function_epilogue): Don't output the function epilogue
textually here.
(m32r_expand_epilogue): New.
(direct_return): Return false if the function has the interrupt
attribute.
(m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
* config/m32r/m32r.md (epilogue): New expander.
(return_lr, return_rte): New insns.
(return): Make it expander.
(return_normal): New expander.
2007-01-18 Josh Conner <jconner@apple.com>
PR target/30485
* config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
support for UNLE, UNLT, UNGE, and UNGT.
2007-01-18 Jan Hubicka <jh@suse.cz>
* tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
* tree-tailcall (add_virtual_phis): Likewise.
(optimize_tail_call): Return TODOs.
(execute_tail_calls): Return TODOs.
* tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
changed.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
Cleanup cfg using TODO.
* tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
* passes.c (execute_function_todo): When cleanup did something, remove
unused locals.
* tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
(make_edges): Don't cleanup_cfg.
2007-01-18 Uros Bizjak <ubizjak@gmail.com>
* reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
operate on the top of stack.
[UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
register handling of instructions that output to the second
stack slot.
[UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
(move_for_stack_reg): Special-case check for dead destination
stack slot for constant load of 1.0 inside UNSPEC_TAN.
* config/i386/i386.md (UNSPEC_TAN): New constant.
(UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
(fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
to correctly model move of constant 1.0 to top stack slot.
(*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
(unnamed peephole2 pattern): Remove corresponding peephole2
pattern that optimizes tan insn and loading of constant 1.0.
(tanxf2): Use fptanxf4_i387.
(tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
disable patterns for SSE math.
(sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
(fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2007-01-18 Dirk Mueller <dmueller@suse.de>
Richard Guenther <rguenther@suse.de>
PR diagnostic/8268
* doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
* common.opt (Warray-bounds): Add new warning option.
* c-opts.c (c_common_handle_option): Define -Warray-bounds
if -Wall is given.
* Makefile.in: make tree-vrp.o depend on toplev.h
* tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
is enabled.
(check_array_refs, check_array_bounds, check_array_ref): New.
2007-01-18 Jan Hubicka <jh@suse.cz>
* tree-ssa-ccp.c (ccp_finalize): Return if something changed.
(execute_ssa_ccp): Return flags conditionally.
* tree-ssa-propagate.c (substitue_and_fold): Return if something was
changed.
* tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
* cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
* Makefile.c (GTFILES): Add cfglayout.h.
* gengtype.c (open_base_files): Likewise.
* cfglayout.c (cfg_layout_function_footer,
cfg_layout_function_header) Reindent to make gengtype happy.
* cfglayout.h (cfg_layout_function_footer,
cfg_layout_function_header): Add GTY(()) marker.
* ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2007-01-18 Ben Elliston <bje@au.ibm.com>
* genautomata.c (write_automata): Include xstrerror output in the
error message if writing the DFA description file fails.
2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
* config/mips/mips-protos.h (mips_output_external): Make it
return void.
* config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
* config/mips/mips.c (irix_output_external_libcall): Likewise.
(extern_list): Likewise.
(extern_head): Likewise.
(TARGET_ASM_FILE_END): Likewise.
(mips_file_end): Likewise.
(mips_output_external): Rewritten.
2007-01-18 Ben Elliston <bje@au.ibm.com>
* genpreds.c (write_insn_preds_c): Only write out the function
body for regclass_for_constraint if we have register constraints.
2007-01-17 Tom Tromey <tromey@redhat.com>
* doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
* doc/install.texi (Testing): Use sourceware.org.
(Binaries): Likewise.
(Specific): Likewise.
* doc/contrib.texi (Contributors): Use sourceware.org.
2007-01-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_LPMX): New macro.
(AVR_ENHANCED): Rename to ...
(AVR_HAVE_MUL): ... new.
(avr_enhanced_p): Rename to ...
(avr_have_mul_p): ... new.
(TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
* config/avr/avr.c (avr_enhanced_p): Rename to ...
(avr_have_mul_p): ... new.
(base_arch_s): Rename 'enhanced' to 'have_mul'.
(avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
'avr_enhanced_p' and 'enhanced'.
(ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
AVR_HAVE_MUL instead of AVR_ENHANCED.
* avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
(mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
*mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
instead of AVR_ENHANCED.
(*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
* libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
(__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2007-01-17 Ian Lance Taylor <iant@google.com>
* vec.h (VEC_reserve_exact): Define.
(vec_gc_p_reserve_exact): Declare.
(vec_gc_o_reserve_exact): Declare.
(vec_heap_p_reserve_exact): Declare.
(vec_heap_o_reserve_exact): Declare.
(VEC_OP (T,A,reserve_exact)): New static inline function, three
versions.
(VEC_OP (T,A,reserve)) [all versions]: Remove handling of
negative parameter.
(VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
(VEC_OP (T,A,copy)) [all versions]: Likewise.
(VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
* vec.c (calculate_allocation): Add exact parameter. Change all
callers.
(vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
(vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
(vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
(vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
(vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
(vec_heap_p_reserve_exact): New function.
(vec_heap_o_reserve_exact): New function.
2007-01-17 Jan Hubicka <jh@suse.cz>
* ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2007-01-17 Eric Christopher <echristo@apple.com>
* config.gcc: Support core2 processor.
2007-01-16 Jan Hubicka <jh@suse.cz>
* tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
the names, just unlink the chain so we don't crash on dangling pointers
to dead SSA names.
2007-01-16 Jan Hubicka <jh@suse.cz>
* cgraph.h (cgraph_decide_inlining_incrementally): Kill.
* tree-pass.h: Reorder to make IPA passes appear toegher.
(pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
* cgraphunit.c (cgraph_finalize_function): Do not compute inling
parameters, do not call early inliner.
* ipa-inline.c: Update comments. Include tree-flow.h
(cgraph_decide_inlining): Do not compute inlining parameters.
(cgraph_decide_inlining_incrementally): Return TODOs; assume to
be called with function context set up.
(pass_ipa_inline): Remove unreachable functions before pass.
(cgraph_early_inlining): Simplify assuming to be called from the
PM as local pass.
(pass_early_inline): New pass.
(cgraph_gate_ipa_early_inlining): New gate.
(pass_ipa_early_inline): Turn into simple wrapper.
(compute_inline_parameters): New function.
(gate_inline_passes): New gate.
(pass_inline_parameters): New pass.
(apply_inline): Move here from tree-optimize.c
(pass_apply_inline): New pass.
* ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
transforming.
* tree-inline.c (optimize_inline_calls): Return TODOs rather than
doing them by hand.
(tree_function_versioning): Do not allocate dummy struct function.
* tree-inline.h (optimize_inline_calls): Update prototype.
* tree-optimize.c (execute_fixup_cfg): Export.
(pass_fixup_cfg): Remove
(tree_rest_of_compilation): Do not apply inlines.
* tree-flow.h (execute_fixup_cfg): Declare.
* Makefile.in (gt-passes.c): New.
* passes.c: Include gt-passes.h
(init_optimization_passes): New passes.
(nnodes, order): New static vars.
(do_per_function_toporder): New function.
(execute_one_pass): Dump current pass here.
(execute_ipa_pass_list): Don't dump current pass here.
2007-01-16 Janis Johnson <janis187@us.ibm.com>
* config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
(DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2007-01-16 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
(strong_alias): Define.
(__gcc_qmul): Provide non-FMA for soft-float.
(__gcc_qdiv): Same.
(__gcc_qneg): New.
(__gcc_qeq): New.
(__gcc_qle): New.
(__gcc_qge): New.
(__gcc_qunord): New.
(__gcc_stoq): New.
(__gcc_dtoq): New.
(__gcc_qtos): New.
(__gcc_qtod): New.
(__gcc_qtoi): New.
(__gcc_qtou): New.
(__gcc_itoq): New.
(__gcc_utoq): New.
(fmsub): New.
* config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
soft-float functions.
* config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
about long double soft float.
2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
Tehila Meyzels <tehila@il.ibm.com>
* tree-vectorizer.h (is_pattern_stmt_p): New.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
formatting (tabs instead of spaces). Cleanup and clarify setting
of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
* tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
(vectorizable_type_demotion): Check that types are integral.
(vectorizable_type_promotion): Likewise.
(vectorizable_store): Fix typo. Eliminate new-line at end of
comments.
2007-01-16 Jan Hubicka <jh@suse.cz>
* tree-ssanames.c (release_dead_ssa_names): Remove invalidated
cgraph edges too.
2007-01-15 Eric Christopher <echristo@apple.com>
* ifcvt.c: Include vec.h, vecprim.h.
(check_cond_move_block): New argument regs.
Reorganize. Add registers used to regs.
(cond_move_process_if_block): Use regs set above as
loop bounds.
2007-01-15 Eric Christopher <echristo@apple.com>
* config/darwin.h: Update copyright.
(TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
(LINK_COMMAND_SPEC): Add -u.
(LINK_SPEC): Fix umbrella for above.
2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
* config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
glibc CVS.
2007-01-15 Tom Tromey <tromey@redhat.com>
* doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
* doc/install.texi (Testing): Don't mention jacks.
(Configuration): Document --enable-java-maintainer-mode. Move
--with-java-home to libgcj-specific section. Document
--with-ecj-jar.
(Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2007-01-15 Jan Hubicka <jh@suse.cz>
* tree-ssa-dce.c (DCE_TODOs): New.
(propagate_necessity): Return if something changed.
(eliminate_unnecessary_stmts): Likewise.
(perform_tree_ssa_dce): Return TODO flags when needed.
(pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2007-01-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
(fyl2x_extend<mode>xf3_i387): New insn pattern.
(log<mode>2): Rename from logsf2 and logdf2 and macroize insn
patterns using X87MODEF12 mode macro. Extend operand 1
to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
(log10<mode>2): Ditto.
(log2<mode>2): Ditto.
(log1p<mode>2): Ditto.
(logb<mode>2): Ditto.
(fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
(fyl2xp1_extend<mode>xf3_i387): New insn pattern.
(*fxtractxf3_i387): Rename from *fxtractxf3.
(fxtract_extend<mode>xf3_i387): New insn pattern.
(ilogbsi2): Use match_dup 3, not match_operand:XF 3.
* config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
and gen_fyl2xxf3_i387().
2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
* loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
* cfgloopmanip.c (fix_loop_placement): Made static. Use
get_loop_exit_edges. Changed return type to bool.
* cfgloop.h (fix_loop_placement): Declaration removed.
2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
* param.h (MIN_VECT_LOOP_BOUND): New.
* params.def (MIN_VECT_LOOP_BOUND): New.
* tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
argument - minimum threshold for number of iterations.
* tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
argument to declaration.
* tree-vect-analyze.c (vect_analyze_operations): Check value of
MIN_VECT_LOOP_BOUND.
* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
slpeel_tree_peel_loop_to_edge with additional argument.
(vect_do_peeling_for_alignment): Likewise.
* doc/invoke.texi (min-vect-loop-bound): Document new param option.
2007-01-14 Uros Bizjak <ubizjak@gmail.com>
PR target/30413
* config/i386/i386.c (print_operand) ['z']: Output 'b' for
operands of size 1.
2007-01-14 Jan Hubicka <jh@suse.cz>
* tree-dfa.c (remove_referenced_var): New function.
* tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
prune referenced vars list too.
* tree-flow.h (remove_referenced_var): Declare.
2007-01-14 Jan Hubicka <jh@suse.cz>
* tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
separately.
(remove_stmt_from_eh_region_fn): Do not remove call_exprs.
(verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
* except.h (verify_eh_throw_table_statements): Kill prototype.
* cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
into call exrepssions.
* tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
eh trhow verifier.
* tree-cfg.c: Include pointer-set.h.
(verify_node_sharing): Work on pointer set.
(verify_eh_throw_stmt_node): New.
(verify_stmts): Use pointers sets, verify throw_stmt.
2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
* ipa-reference.c (analyze_function): Consider also addresses taken
in phi nodes.
2007-01-12 Roger Sayle <roger@eyesopen.com>
* c-typeck.c (null_pointer_constant_p): Replace use of
TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
(build_c_cast): Likewise.
2007-01-12 Roger Sayle <roger@eyesopen.com>
* tree.h (force_fit_type_double): Remove unused final argument.
* c-common.c (constant_expression_warning): Replace use of
TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
(convert_and_check): Likewise.
(shorten_compare): Update call to force_fit_type_double.
(c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
* convert.c (convert_to_pointer): Update call to
force_fit_type_double.
* fold-const.c (force_fit_type_double): Remove overflowed_const
argument.
(int_const_binop, fold_convert_const_int_from_int,
fold_convert_const_int_from_real, fold_div_compare,
fold_sign_changed_comparison, fold_unary, fold_negate_const,
fold_abs_const, fold_not_const): Remove the final argument from
calls to force_fit_type_double.
2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
* configure.ac: Set insn to "nop" for spu-*-* also.
* configure: Regenerate.
2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
* builtins.def : Add BUILT_IN_FREE.
2007-01-12 Jan Hubicka <jh@suse.cz>
PR tree-optimization/30443
* tree-inline.c (tree_function_versioning): Do not optimize when
cloning for inlining.
2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
* doc/loop.texi: Document recording of loop exits.
* cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
(update_single_exits_after_duplication,
update_single_exit_for_duplicated_loop,
update_single_exit_for_duplicated_loops): Removed.
(duplicate_loop_to_header_edge): Do not call
update_single_exits_after_duplication and
update_single_exit_for_duplicated_loops.
(loop_version): Do not update single_exit information.
(fix_loop_structure): Use record_loop_exits instead of
mark_single_exit_loops.
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
the lists of loop exits.
* cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
split_edge, merge_blocks): Update the lists of loop exits.
* modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
loop_optimizer_init.
* loop-init.c (loop_optimizer_init): Call record_loop_exits instead
of mark_single_exit_loops.
(loop_optimizer_finalize): Call release_recorded_exits.
* tree-ssa-loop.c (tree_loop_optimizer_init): Pass
LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
update single exit information.
* lambda-code.c (perfect_nestify): Ditto.
* cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
(mark_single_exit_loops): Removed.
(alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
get_exit_descriptions, rescan_loop_exit, record_loop_exits,
dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
functions.
(get_loop_exit_edges, single_exit): Use recorded exit lists.
(add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
(verify_loop_structure): Verify consistency of the exit lists.
(flow_loops_find): Use alloc_loop. Initialize exits hash.
(set_single_exit): Removed.
* cfgloop.h (struct loop_exit): New function.
(struct loop): single_exit_ field replaced by exits field.
(LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
(struct loops): Added exits hash.
(mark_single_exit_loops, set_single_exit): Declaration removed.
(release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi: Avoid use of @headitem.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
list of targets.
2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
* config/m68k/m68k.opt: Resort options.
(mbitfield, mrtd, mshort): Remove RejectNegative properties.
2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi: Document the macros that are defined by
m68k's -mtune and -mhard-float options.
* config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
(m68k_cpp_cpu_family): Likewise.
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
of __ucfv*__ macros. Define __mcffpu__ if generating code for
ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
* config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
(m68k_cpp_cpu_family): Likewise.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
macros besides mc68000 as tuning macros. Use a switch statement
to set them and mcpu32.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
(TARGET_68040_ONLY): Rename to...
(TARGET_68040): ...this.
* config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
* config/m68k/m68k.md: Likewise.
2007-01-12 Julian Brown <julian@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
the -mcpu= argument associated with the --with-cpu setting.
Define M68K_DEFAULT_TUNE to the default -mtune= option,
if different from the one implied by the -mcpu setting.
Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
using mcpu=FOO as the default CPU option. Set target_cpu_default2.
* doc/invoke.texi: Mention ColdFire in the introduction to the
m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
-mno-div and -mhard-float options. Make -m68881 a synonym for
-mhard-float. Document the previously-undocumented -m5206e,
-m528x, -m5307 and -m5407 options. Tweak the existing option
documentation for consistency.
* doc/install.texi: Mention new --with-cpu arguments.
* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
default CPU if neither -mcpu nor -march are specified.
(ASM_CPU_SPEC): Pass down -mcpu and -march options.
(TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
using m68k_tune to decide between families that implement the
same ISA. Use m68k_tune to set __mcfv4e__.
(FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
(FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
(FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
(FL_ISA_C, FL_ISA_MMU): New macros.
(MASK_COLDFIRE): Delete.
(TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
(TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
(TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
(TARGET_HARD_FLOAT): Do not define here.
(TARGET_ISAAPLUS, TARGET_ISAC): New macros.
(TUNE_68000): New macro.
(TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
(TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
(TUNE_CFV2): Redefine in terms of m68k_tune.
(uarch_type, target_device, fpu_type): New enums.
(m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
* config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
(FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
(FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
(FL_FOR_isa_c): New macros.
(m68k_isa): New enum.
(m68k_target_selection): New structure.
(all_devices, all_isas, all_microarchs): New tables.
(m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
(m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
(MASK_ALL_CPU_BITS): Delete.
(m68k_find_selection): New function.
(m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
Map the legacy target options to a combination of the new ones.
(override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
settings.
* config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
(m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
properties.
(m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
(march=, mcpu=, mdiv, mhard-float, mtune=): New options.
* config/m68k/m68k-devices.def: New file.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
(SUBTARGET_EXTRA_SPECS): New macros.
* config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
use %(asm_cpu_spec) instead.
* config/m68k/m68k-none.h (ASM_SPEC): Likewise.
* config/m68k/openbsd.h (ASM_SPEC): Likewise.
* config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
(EXTRA_SPECS): Rename to...
(SUBTARGET_EXTRA_SPECS): ...this.
2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
Julian Brown <julian@codesourcery.com>
* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
(m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
to the configuration's default CPU.
(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
Remove default masks.
(m680[012]0-*-*): Set the default with_cpu to the first part of
the target name.
(m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
(m68k*-*-linux): Extend the --with-cpu handling to...
(m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
and m68010. Don't set target_cpu_default2.
* doc/install.texi: Document --with-cpu for m68k.
* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
* config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
(M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
(M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
(ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
(ASM_SPEC): Remove use of %(asm_cpu_default).
(EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
* config/m68k/linux.h (TARGET_DEFAULT): Delete.
(CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
* config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
__HAVE_FPU__ if TARGET_HARD_FLOAT.
(TARGET_DEFAULT): Delete.
(EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
(CPP_CPU_SPEC): Delete.
(TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
the appropriate string.
(CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
(CPP_SPEC): Define to NETBSD_CPP_SPEC.
(ASM_SPEC): Don't use %(asm_default_spec).
* config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
TARGET_DEFAULT and add MASK_68881.
* config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
(m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
MASK_68010 alongside MASK_68020.
* doc/invoke.texi: Document -m68010.
* config/m68k/m68k.opt (m68010): New.
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
if TUNE_68010.
(TUNE_68010): New macro.
* config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
(M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
(M68K_CPU_m68332): Add MASK_68010.
* config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
fallback definition.
* config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
defines.
* config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
(m68k_handle_option): Handle OPT_m68010. Add MASK_68010
to all entries that use MASK_68020.
(output_move_simode_const, output_move_himode, output_move_qimode)
(output_move_stricthi, output_move_strictqi): Use TARGET_68010
instead of TARGET_68020 to select clr behavior. Remove comment
about there being no TARGET_68010.
* config/m68k/m68k.md: Likewise throughout.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (TARGET_ISAB): New macro.
* config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
* config/m68k/m68k.md: Likewise.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (TUNE_68040_60): New macro.
* config/m68k/m68k.c (standard_68881_constant_p): Use it.
* config/m68k/m68k.md: Likewise.
2007-01-12 Julian Brown <julian@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
TARGET_CPU32.
(TARGET_CPU32): Rename to...
(TUNE_CPU32): ...this.
(TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
(TUNE_CFV2): New macros.
* config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
remove conditions that are implied by TARGET_68020.
* config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
(m68k_output_function_epilogue): Likewise.
(m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
"!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
non-68000 timings. Refactor multiplication and division costs.
(output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
TUNE_CPU32 instead of TARGET_CPU32.
(standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
and TUNE_68060 instead of TARGET_68060.
* config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
TARGET_CPU32.
(movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
&& !TARGET_COLDFIRE" to choose between moveq and clr.
Likewise in the unnamed movsf pattern.
(ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
"!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
ashiftrt pattern.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
of tabbing before backslashes.
2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
* pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
(ASM_OUTPUT_INTERNAL_LABEL): Define.
2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
find_interesting_uses_cond.
(find_interesting_uses_cond): Use extract_cond_operands.
(rewrite_use_compare): Use extract_cond_operands and
force_gimple_operand_bsi. Do not call update_stmt.
(determine_use_iv_cost_condition): Use extract_cond_operands.
Return cheaper of using original bound and changing the exit bound.
2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/29516
* tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
most_expensive_mult_to_index, addr_to_parts,
create_mem_ref, maybe_fold_tmr): Make the type of
fields of TARGET_MEM_REF sizetype.
(move_fixed_address_to_symbol, move_pointer_to_base):
New functions.
* tree.def (TARGET_MEM_REF): Add comment on types of
the operands.
2007-01-11 Joseph Myers <joseph@codesourcery.com>
* c-common.c (vector_types_convertible_p): Treat opaque types as
always convertible if they have the same size, but not otherwise.
2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
* ifcvt.c (struct noce_if_info): Add comments to the fields.
Remove the b_unconditional field.
(noce_try_sign_mask): Do not look at b_unconditional.
(noce_process_if_block): Do not use merge_if_blocks. Update
the CFG here. Do not set b_unconditional.
(cond_move_process_if_block): Likewise.
(find_cond_trap): Likewise.
(check_cond_move_block): Require simple jump insns at the end
of the basic block.
2007-01-11 Jan Hubicka <jh@suse.cz>
PR tree-optimization/1046
* tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
when alias info is not ready.
(pass_tail_recursion): Do not require aliasing.
* tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
* tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
* tree-ssa-copy.c (pass_copy_prop): Likewise.
* tree-ssa-forwprop.c (pass_forwprop): Likewise.
* tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
* passes.c (init_optimization_passes): Execute rename_ssa_copies,
ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
before inlining.
* tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
When aliasing is not build, mark statement as volatile.
2007-01-11 Tom Tromey <tromey@redhat.com>
PR preprocessor/15185, PR preprocessor/20989:
* doc/cppopts.texi <-MT>: Update description of algorithm for
computing default target.
<-M, -MD>: Reword "basename" text.
2007-01-11 Roger Sayle <roger@eyesopen.com>
* builtins.c (expand_builtin_pow, expand_builtin_powi,
fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
fold_builtin_int_int_roundingfn, fold_builtin_bitop,
fold_builtin_bswap, real_constp, fold_builtin_pow,
fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
* convert.c (convert_to_pointer): Likewise.
* expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
* fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
const_binop, fold_convert_const_int_from_int,
fold_convert_const_int_from_real,
fold_convert_const_real_from_real, sign_bit_p,
optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
fold_sign_changed_comparison, fold_unary, fold_comparison,
fold_binary, multiple_of_p, tree_Expr_non_zero_p,
fold_negate_const, fold_abs_const, fold_not_const): Likewise.
* print-tree.c (print_node_brief, print_node): Likewise.
* stor-layout.c (place_field, layout_type): Likewise.
* tree-chrec.c (keep_cast): Likewise.
* tree.c (build_vector, build_real, build_real_from_int_cst,
build_complex): Likewise.
2007-01-11 Roger Sayle <roger@eyesopen.com>
* tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2007-01-11 Paolo Bonzini <bonzini@gnu.org>
* configure.ac (strict1_warn): Rename to strict_warn.
(WERROR, --enable-werror, symlink hacks, stage1_cflags,
cc_set_by_configure, quoted_cc_set_by_configure,
stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
all_boot_languages, all_stagestuff): Remove.
(target_list): Remove bootstrap targets.
* Makefile.in (quickstrap): Unconditionally make a synonym of all.
(BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
stage1_copy, stage2_build, stage2_copy, stageprofile_build,
stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
*compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
(ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
(STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
(mostlyclean): Adjust.
(clean, distclean): Don't mention bootstrap stuff.
* configure: Regenerate.
* ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
treelang/config-lang.in (stagestuff): Remove.
* doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
stageprofile, stagefeedback, stagestuff): Remove mention.
2007-01-11 Nick Clifton <nickc@redhat.com>
* config/mcore/predicates.md (mcore_general_movesrc_operand):
Accept CONSTs.
(mcore_general_movdst_operand): Do not accept CONST_INTs.
(mcore_arith_K_S_operand): Run the test for the S constraint not
the test for the M constraint.
(mcore_addsub_operand): Do not accept integer values that are
larger than 32 bits.
* config/mcore/mcore.md: Remove unused constraints from split.
(andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
(addsi3): Likewise.
(allocate_stack): Likewise.
* config/mcore/mcore.c (mcore_print_operand): Restrict output of P
operands to 32 bits.
(mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
INTVAL.
(mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
mcore_const_ok_for_inline, mcore_const_trick_uses_not,
try_constant_tricks, mcore_num_ones, mcore_num_zeros,
mcore_output_bclri, mcore_output_andn, output_inline_const,
mcore_output_move, mcore_output_movedouble): Likewise.
(mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
(output_inline_const): Likewise.
(output_inline_const): Fix format strings used in sprintf
statements.
* config/mcore/mcore-protos.h: Update prototypes for changed
functions in mcore.c.
* config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
HOST_WIDE_INT and not int.
(CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
CONST_OK_FOR_N): Likewise.
(LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
(GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
an INTVAL.
2007-01-10 Jan Hubicka <jh@suse.cz>
* tree-vrp.c (remove_range_assertions): Release defs.
* tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
* tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2007-01-10 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
* config/arm/arm.md (mulsi3subsi): New insn.
2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
(tree_transform_and_unroll_loop): New.
* tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
Declare.
2007-01-10 Robert Kennedy <jimbob@google.com>
* fold-const.c (fold_comparison): Fold comparisons like (x *
1000 < 0) to (x < 0).
2007-01-10 Ian Lance Taylor <iant@google.com>
* tree-pretty-print.c (dump_generic_node): Print parentheses when
operands have the same priority.
2007-01-10 Tom Tromey <tromey@redhat.com>
* fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
(fold_binary): Likewise.
* langhooks.c (lhd_can_use_bit_fields_p): Removed.
* langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
(LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
(LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
* langhooks.h (struct lang_hooks): Removed field
'can_use_bit_fields_p'.
2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
* config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2007-01-10 Razya Ladelsky <razya@il.ibm.com>
* function.c (get_last_funcdef_no): New function.
* function.h (get_last_funcdef_no): Declare.
* tree-inline.c (initialize_cfun): Add initialization.
(tree_function_versioning): Cleanup.
2007-01-10 Jan Hubicka <jh@suse.cz>
* tree-inline.c (setup_one_parameter): Do not propagate into abnormal
PHIs.
2007-01-10 Sa Liu <saliu@de.ibm.com>
Ben Elliston <bje@au.ibm.com>
* spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
for SAVE_NONLOCAL and Pmode for any other save level.
* spu-protos.h (spu_restore_stack_block): Declare.
* spu.md (save_stack_block): Remove.
(restore_stack_block): Call spu_restore_stack_block.
* spu.c (spu_restore_stack_block): New function.
(spu_expand_epilogue): Remove old comment.
2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/30322
* tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
(cand_value_at): Return the value as aff_tree.
(may_eliminate_iv): Convert the bound from aff_tree to tree.
* tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
aff_combination_mult): New functions.
(aff_combination_add): Use aff_combination_add_cst.
(aff_combination_convert): Allow conversions to a wider type.
(tree_to_aff_combination): Handle BIT_NOT_EXPR.
* tree-affine.h (aff_combination_mult): Declare.
2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
* doc/tm.texi: Update documentation to reflect reality of exec
and start file search behaviours. Update copyright year.
* doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
header file directories.
2007-01-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
(*cosxf2): Rename to cosxf2_i387.
(*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
using X87MODEF12 mode macro. Rename patterns to
*sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
for SSE math.
(*cosdf2, *cossf2): Ditto.
(sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
to match extended input operands.
(sincos<mode>3): New expander.
(*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
insn patterns and corresponding splitters.
2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
(SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2007-01-09 Nicolas Pitre <nico@cam.org>
PR target/30173
* arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2007-01-08 Geoffrey Keating <geoffk@apple.com>
* target.h (struct gcc_target): New field library_rtti_comdat.
* target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
(TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
* doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
* config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
2007-01-08 Geoffrey Keating <geoffk@apple.com>
* doc/invoke.texi (Optimize Options): Correct description of -O0.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree.h (force_fit_type_double): Export.
(force_fit_type): Remove.
* fold-const.c (force_fit_type_double): New function.
(force_fit_type): Remove.
(int_const_binop): Use it.
(fold_convert_const_int_from_int): Likewise.
(fold_convert_const_int_from_real): Likewise.
(fold_div_compare): Likewise.
(fold_sign_changed_comparison): Likewise.
(fold_unary): Likewise.
(fold_negate_const): Likewise.
(fold_abs_const): Likewise.
(fold_not_const): Likewise.
* c-common.c (shorten_compare): Use force_fit_type_double.
* convert.c (convert_to_pointer): Likewise.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree.h (build_int_cst_wide_type): Export.
* tree.c (build_int_cst_wide_type): New function.
(build_int_cst_wide): Fix comment.
* builtins.c (fold_builtin_object_size): Use build_int_cst
to build -1 or 0 of the correct type. Use fit_double_type
to check for overflow.
* fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
to build the mask.
(decode_field_reference): Likewise.
(all_ones_mask_p): Likewise.
(native_interpret_int): Use build_int_cst_wide_type.
(fold_binary): Use build_int_cst_type to build an all-ones
value.
* stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
* config/pa/t-pa64 (libgcc_stub.a): Use $(T).
2007-01-09 Ben Elliston <bje@au.ibm.com>
* genautomata.c (STATS_OPTION): New option.
(stats_flag): New flag.
(gen_automata_option): Handle it.
(initiate_automaton_gen): Ditto.
(write_automata): Output statistics only if stats_flag is
set. Likewise, output time statistics only if time_flag is set.
* doc/md.texi (Processor pipeline description): Document new flag.
2007-01-08 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
* tree.c (build_int_cst_type): Likewise.
(size_in_bytes): Don't call force_fit_type on the result.
(int_fits_type_p): Use fit_double_type.
* fold-const.c (fit_double_type): New function.
(force_fit_type): Use it.
* tree.h (fit_double_type): Export.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-vectorizer.c (gate_increase_alignment): Fix return type.
* ipa.c (function_and_variable_visibility): Fix return type.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
of offset to build the index.
* tree-pretty-print.c (dump_generic_node): Don't build negated
const just for printing.
* c-pretty-print.c (pp_c_integer_constant): Likewise.
* builtins.c (fold_builtin_int_roundingfn): Check if result
fits the type by using force_fit_type and comparing the result.
* predict.c (predict_loops): Use compare_tree_int for comparison.
* tree.c (build_int_cst): Fall back to integer_type_node for
NULL_TREE type.
(build_int_cst_wide): Assert type is non-null.
2007-01-08 Roberto Costa <roberto.costa@st.com>
* tree-vrp.c (extract_range_from_cond_expr): New.
(extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
* tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
as expressions.
(fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
* tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
used as expressions.
* tree-object-size.c (cond_expr_object_size): New.
(collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-ssa-forwprop.c (forward_propagate_into_cond,
tree_ssa_forward_propagate_single_use_va): Release defs of propagated
statement.
2007-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23603
* tree-vrp.c (set_value_range_to_truthvalue): New function.
(extract_range_from_binary): Fall back to truthvalue instead of
varying for TRUTH_*_EXPR.
(extract_range_from_comparison): Fall back to truthvalue instead of
varying.
(vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
if all visited PHI values were constant.
2007-01-08 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
(cgraph_analyze_function): break out from ...
(cgraph_finalize_compilation_unit): ... here.
(cgraph_expand_function): Remove forgoten commented out line.
(cgraph_optimize): Analyze functions.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-pas.h (TODO_remove_function): New flag.
(TODO_update*): Renumber.
(pass_ipa_increase_alignment,
pass_ipa_function_and_variable_visibility): New passes.
* cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
(cgraph_function_and_variable_visibility): Move to ipa.c
(cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
cgraph_increase_alignment.
* ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
(cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
calling tree-inline.
(cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
(pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
* tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
(gate_increase_alignment): New function.
(pass_ipa_increase_alignment): New pass.
* ipa.c: Inline tree-pass.h and timevar.h
(function_and_variable_visibility): Move here from cgraphunit.c
* tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
* passes.c (init_optimization_passes): Add the two new passes.
(execute_todo): Handle cgraph_remove_functions.
2007-01-08 Nick Clifton <nickc@redhat.com>
* config/frv/predicates.md (reg_or_0_operand): Accept
CONST_DOUBLEs.
2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
* config/bfin/rtems.h, config/bfin/t-rtems: New.
* config.gcc: Add bfin*-rtems*.
2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
* c.opt: Add -flax-vector-conversions.
* c-typeck.c (convert_for_assignment): Pass flag to
vector_types_convertible_p to allow emission of note.
(digest_init): Likewise.
* c-opts.c: Handle -flax-vector-conversions.
* c-common.c (flag_lax_vector_conversions): New.
(vector_types_convertible_p): Unless -flax-vector conversions
has been passed, disallow conversions between vectors with
differing numbers of subparts and/or element types. If such
a conversion is disallowed, possibly emit a note on the first
occasion only to inform the user of -flax-vector-conversions.
The new last argument specifies this.
* c-common.h (flag_lax_vector_conversions): New.
(vector_types_convertible_p): Add extra argument.
* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
char_type_node for V*QI type vectors.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
Update to satisfy new typechecking rules.
* config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
C and C++ variants.
* doc/invoke.texi (C Dialect Options): Document
-flax-vector-conversions.
2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
PR tree-optimization/29877
* tree-ssa-ter.c (is_replaceable_p): Deem assignments with
a register variable on the RHS to not be replaceable.
2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
* config/score/t-score-elf (MULTILIB_OPTIONS): Change.
* config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
const_simm15, const_pow2, const_npow2): Added.
* config/score/misc.md (insv, extv, extzv, movmemsi,
move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
* config/score/score.c (score_address_cost, score_select_cc_mode):
Added.
Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
Update score_print_operand.
* config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
Adjust register allocate order and update some macro define.
* config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
mdx_block_move_straight, mdx_block_move_loop_head,
mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
mdx_block_move): Added.
(mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
mdp_limm): Updated and fix some bug and typo.
* config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
(movsf, movdf, doloop_end): Added.
2007-01-08 Kazu Hirata <kazu@codesourcery.com>
* config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
config/arm/thumb2.md: Fix comment typos.
* doc/extend.texi: Fix a typo.
2007-01-07 Eric Christopher <echristo@apple.com>
* configure.ac: Check for __stack_chk_fail for darwin.
* configure: Regenerate.
2007-01-07 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (extract_range_from_assert): CSE calls to
compare_values where possible.
(extract_range_from_unary_expr): Likewise.
2007-01-07 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr-protos.h (call_insn_operand): Delete prototype.
* config/avr/avr.c (call_insn_operand): Delete function.
* config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
instead of register number. Use predicates.
* config/avr/predicates.md (const0_operand, reg_or_0_operand,
call_insn_operand): Add.
2007-01-06 Jan Hubicka <jh@suse.cz>
* tree-pass.h (pass_build_cgraph_edges): Declare.
* cgraphunit.c (record_refernece): Move to cgraphbuild.c
(visited_nodes): Remove.
(cgraph_create_edges): Move to cgraphbuild.c; rename to
build_cgrpah_edges; make visited_nodes local.
(cgraph_process_new_functions): DO not call initialize_inline_failed.
(record_references_in_initializer): Move to cgraphbuild.c
(initialize_inline_failed, rebuild_cgraph_edges,
pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
(verify_cgraph_node): Make visited_nodes local.
(cgraph_analyze_function): Do not call cgraph_create_edges and
initialize_inline_failed.
(cgraph_expand_function): Do not call cgraph_lower_function;
assert that function is already lowered.
* Makefile.in (cgraphbuild.o): New.
* passes.c (init_optimization_passes): Add pass_build_cgraph_edges
at the end of lowering passes.
2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
* ifcvt.c (cond_move_convert_if_block): New function, code
factored out from...
(cond_move_process_if_block): ...here. Call the new function
on the THEN and ELSE blocks.
(merge_if_block): Do not copy global_live_at_end, merge_blocks
already takes care of this.
2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/19978
* tree.h (TREE_OVERFLOW_P): New.
* c-typeck.c (parser_build_unary_op): Warn only if result
overflowed and operands did not.
(parser_build_binary_op): Likewise.
(convert_for_assignment): Remove redundant overflow_warning.
* c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-typeck.c (store_init_value): Split over two lines to follow
the GNU coding style.
2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
* c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
__GXX_EXPERIMENTAL_CXX0X__.
* doc/cpp.texi: Same.
2007-01-05 Richard Guenther <rguenther@suse.de>
PR middle-end/27826
* tree.c (get_narrower): Do not construct COMPONENT_REFs
with mismatched types. Instead explicitly build a
conversion NOP_EXPR.
2007-01-05 Ian Lance Taylor <iant@google.com>
* c-common.c (decl_with_nonnull_addr_p): New function.
(c_common_truthvalue_conversion): Call it.
* c-typeck.c (build_binary_op): Likewise.
* c-common.h (decl_with_nonnull_addr_p): Declare.
2007-01-05 Jakub Jelinek <jakub@redhat.com>
PR c/30360
* libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
denom against 0.0.
2007-01-05 Joel Brobecker <brobecker@adacore.com>
* doc/install.texi (Final install): Document the fact that
the GNAT runtime should not be stripped.
2007-01-04 Jan Hubicka <jh@suse.cz>
* tree-inline.c (fold_marked_statements): Update operand caches
and EH after folding
2007-01-04 Ian Lance Taylor <iant@google.com>
* c-common.c (check_function_nonnull): Whitespace fix.
2007-01-04 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
comitted older version of patch.
(pass_fixup_cfg): Add TODOs to verify flow and statements, dump
function, celanup cfg and collect garbage.
2007-01-04 Mike Stump <mrs@apple.com>
* Makefile.in (mostlyclean): Don't remove libgcc anymore.
(clean): Likewise.
2007-01-04 Eric Christopher <echristo@apple.com>
* libgcc2.c (__bswapsi2): Use SItype.
(__bswapdi2): Use DItype.
* libgcc2.h: Update for above.
2007-01-04 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
umulsidi3, umulsidi3adddi, smulsi3_highpart,
umulsi3_highpart): Make conditional on !arm_arch6.
(arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
umulsi3_highpart_v6): New insns.
2007-01-04 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_convert): When casting an expression to void,
fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
have a type. Instead of attempting to build a NOP_EXPR, return
these "special" trees directly.
2007-01-04 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
MULT inside MINUS as either argument. Use rs6000_cost->dmul -
rs6000_cost->fp not 0 as adjustment for outer NEG.
2007-01-04 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_release_function_body): New function.
(cgraph_remove_node): Use it.
* cgraph.h (cgraph_release_function_body): Declare.
* cgraphunit.c (cgraph_expand_function): Use it.
* ipa.c (cgraph_remove_unreahchable_nodes): Use it.
* tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
is initialized and while compilation of other function is running.
* tree-optimize.c (execute_free_cfg_annotations): Move code to clear
statement CFG annotations from here to ...
* tree-cfg.c (delete_tree_cfg_annotations): ... here.
2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
* cfgloop.h (enum li_flags): Make the constants powers of two.
2007-01-04 Jan Hubicka <jh@suse.cz>
* tree-inline.c (copy_bb): Insert new statements to statements_to_fold
set.
(fold_marked_statements): New function.
(optimize_inline_calls, tree_function_versioning): Fold new statements.
* tree-inline.h (copy_body_data): Add statements_to_fold.
2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
* config.gcc: Mention libgcc/config.host.
* Makefile.in: Update comments mentioning libgcc.
(LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
(all.cross, start.encap, rest.encap, rest.cross): Update
dependencies for libgcc move.
(libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
(clean-target, clean-target-libgcc): Delete.
(srcdirify, GCC_EXTRA_PARTS): New macros.
(libgcc-support, libgcc.mvars): New rules.
(distclean): Remove mention of mklibgcc.
(install): Don't reference INSTALL_LIBGCC.
(install-common): Don't reference EXTRA_PARTS.
(install-libgcc, install-multilib): Delete rules.
* mklibgcc.in: Delete file.
* doc/configfiles.texi: Don't mention mklibgcc.
* config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
* config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
* config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
* config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
(mklibgcc, ldblspecs): Likewise.
* config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
(posixpre.def): Use $(T).
(SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
(SHLIB_SRC, SHLIB_INSTALL): Delete.
(SHLIB_LINK): Make dummy.
* config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
* config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
* config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
* config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
config/rs6000/t-newas, config/sparc/t-elf: Likewise.
* configure.ac (all_outputs): Remove mklibgcc.
* configure: Regenerated.
2007-01-03 Josh Conner <jconner@apple.com>
PR middle-end/29683
* calls.c (compute_argument_addresses): Set stack and stack_slot
for partial args, too.
(store_one_arg): Use locate.size.constant for the size when
generating a save_area.
2007-01-03 Robert Kennedy <jimbob@google.com>
* tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
whose definitions are deleted due to basic block merging.
2007-01-03 Paul Brook <paul@codesourcery.com>
PR target/16634
* config/arm/arm.c (output_return_instruction): Pop PC in interrupt
functions.
(use_return_insn): Return 0 for Thumb interrupt functions.
(print_multi_reg): Add rfe argument for IRQ returns.
(arm_output_epilogue): Pop interrupt return address directly into PC.
(arm_expand_prologue): Only adjust IRQ return address in Arm mode.
2007-01-03 Paul Brook <paul@codesourcery.com>
Merge from sourcerygxx-4_1.
* config/arm/thumb2.md: New file.
* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
Thumb-2.
* config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
* config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
(ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
* config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
tables.
(ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
* config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
comptibility.
* config/arm/ieee754-sf.S: Ditto.
* config/arm/arm.c (thumb_base_register_rtx_p): Rename...
(thumb1_base_register_rtx_p): ... to this.
(thumb_index_register_rtx_p): Rename...
(thumb1_index_register_rtx_p): ... to this.
(thumb_output_function_prologue): Rename...
(thumb1_output_function_prologue): ... to this.
(thumb_legitimate_address_p): Rename...
(thumb1_legitimate_address_p): ... to this.
(thumb_rtx_costs): Rename...
(thumb1_rtx_costs): ... to this.
(thumb_compute_save_reg_mask): Rename...
(thumb1_compute_save_reg_mask): ... to this.
(thumb_final_prescan_insn): Rename...
(thumb1_final_prescan_insn): ... to this.
(thumb_expand_epilogue): Rename...
(thumb1_expand_epilogue): ... to this.
(arm_unwind_emit_stm): Rename...
(arm_unwind_emit_sequence): ... to this.
(thumb2_legitimate_index_p, thumb2_legitimate_address_p,
thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
thumb2_output_casesi): New functions.
(TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
(FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
THUMB2_WORK_REGS): Define.
(arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
arm_condexec_mask, arm_condexec_masklen)): New variables.
(all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
(arm_override_options): Check new CPU capabilities.
Set new architecture flag variables.
(arm_isr_value): Handle v7m interrupt functions.
(user_return_insn): Return 0 for v7m interrupt functions. Handle
Thumb-2.
(const_ok_for_arm): Handle Thumb-2 constants.
(arm_gen_constant): Ditto. Use movw when available.
(arm_function_ok_for_sibcall): Return false for v7m interrupt
functions.
(legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
(thumb_find_work_register, arm_load_pic_register,
legitimize_tls_address, arm_address_cost, load_multiple_sequence,
emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
print_multi_reg, output_mov_long_double_fpa_from_arm,
output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
output_mov_double_fpa_from_arm, output_move_double,
arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
output_return_instruction, arm_output_function_prologue,
arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
arm_output_mi_thunk, thumb_set_return_address): Ditto.
(arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
(arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
(arithmetic_instr, shift_op): Use arm_shift_nmem.
(arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
'!' and 'L'.
(arm_final_prescan_insn): Use extract_constrain_insn_cached.
(thumb_expand_prologue): Use thumb_set_frame_pointer.
(arm_file_start): Output directive for unified syntax.
(arm_unwind_emit_set): Handle stack alignment instruction.
* config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
Add v6t2, v7, v7a, v7r and v7m.
(RETLDM): Add Thumb-2 code.
(do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
(TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
ADJUST_INSN_LENGTH): Define.
(TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
(arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
* config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
cortex-m3.
* config/arm/arm-tune.md: Regenerate.
* config/arm/arm-protos.h: Update prototypes.
* config/arm/vfp.md: Enable patterns for Thumb-2.
(arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
(arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
(thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
* config/arm/libunwind.S: Add Thumb-2 code.
* config/arm/constraints.md: Update include Thumb-2.
* config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
* config/arm/ieee754-df.S: Ditto.
* config/arm/bpabi.S: Ditto.
* config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
* config/arm/predicates.md (low_register_operand,
low_reg_or_int_operand, thumb_16bit_operator): New.
(thumb_cmp_operand, thumb_cmpneg_operand): Rename...
(thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
* config/arm/t-arm-elf: Add armv7 multilib.
* config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
Include thumb2.md.
(UNSPEC_STACK_ALIGN, ce_count): New.
(arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
arm_zero_extendsidi2, arm_zero_extendqidi2): New
insns/expanders.
* config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
(thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
* config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
(cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
insns.
* doc/extend.texi: Document ARMv7-M interrupt functions.
* doc/invoke.texi: Document Thumb-2 new cores+architectures.
2007-01-03 Jakub Jelinek <jakub@redhat.com>
* unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
(struct _Unwind_Context): Rename args_size to flags, remove
signal_frame field, add a new args_size field and version field.
(_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
_Unwind_IsExtendedContext): New inline functions.
(_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
Assume by_value array is only present if _Unwind_IsExtendedContext.
(_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
_Unwind_IsSignalFrame.
(__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
(uw_update_context_1): Use _Unwind_SetSignalFrame.
(uw_init_context_1): Initialize context->flags to
EXTENDED_CONTEXT_BIT.
* config/rs6000/linux-unwind.h (frob_update_context): Use
_Unwind_SetSignalFrame.
2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30353
* gimplify.c (gimplify_modify_expr_complex_part): Move below
tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
the value.
2007-01-03 Kazu Hirata <kazu@codesourcery.com>
* config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
RET, AT_SP): Remove.
* config/i386/i386.md (*sse_prologue_save_insn): Use return
instead of RET.
* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfgrtl.c (rtl_create_basic_block): Likewise.
* function.c (temp_slots_at_level): Likewise.
* reg-stack.c (stack_regs_mentioned): Likewise.
* regclass.c (allocate_reg_info): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
set_bb_for_stmt, move_block_to_fn): Likewise.
* tree-complex.c (tree_lower_complex): Likewise.
* vec.h (VEC_safe_grow_cleared): New.
* cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
* loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
to loop_version.
* cfgloopmanip.c (scale_loop_frequencies): Export.
(loopify): Scale the frequencies by prescribed coefficients.
(set_zero_probability): New function.
(duplicate_loop_to_header_edge): Improve updating of frequencies.
(lv_adjust_loop_entry_edge, loop_version): Set probabilities
and frequencies according to arguments.
* tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
correctly.
* cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
* modulo-sched.c (sms_schedule): Set probabilities for entering
versioned loop correctly.
* tree-vect-transform.c (vect_transform_loop): Ditto.
* cfgloop.h (loopify, loop_version): Declaration changed.
(scale_loop_frequencies): Declared.
2007-01-02 Jan Hubicka <jh@suse.cz>
* cgraph.c: Include tree-flow.h
(cgraph_add_new-function): Handle IPA_SSA mode; execute
early_local_passes.
* cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
* tree-pass.h (pass_all_early_optimizations): Declare.
* cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
early_local_passes.
(cgraph_analyze_function): Do early_local_passes.
* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
Do not add referenced vars.
* tree-optimize.c (gate_all_optimizations): Do not execute when not in
SSA form.
(gate_all_early_local_passes): New gate.
(pass_early_local_passes): Use new gate.
(execute_early_local_optimizations): New functions.
(gate_all_early_optimizations): New gate.
(pass_all_early_optimizations): New pass.
(execute_free_datastructures): Free SSA only when initialized.
(gate_init_datastructures): Init only when optimizing.
(tree_lowering_passes): Do early local passes when called late.
* tree-profile.c (do_tree_profiling): Don't profile functions added
late.
(do_early_tree_profiling, pass_early_tree_profile): Kill.
* tree-cfg.c (update_modified_stmts): Do not update when operands are
not active.
* passes.c (init_optimizations_passes): Reorder so we go into SSA
during early_local_passes.
* Makefile.in (cgraph.o): Add dependency on tree-flow.h.
2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
* Makefile.in: Update copyright year.
2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
* Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
in $(lang_checks) and check-consistency targets.
2007-01-02 Jan Hubicka <jh@suse.cz>
* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
Do not add referenced vars.
* tree-cfg.c (update_modified_stmts): Do not update when SSA operands
are not active.
* passes.c (init_optimization_passes): Put mudflap_2 after
free_datastructures.
2007-01-02 Jan Hubicka <jh@suse.cz>
* tree-optimize (execute_fixup_cfg): Set after_inlining flag.
Set NOTHROW flag on call statements proved to be nothrow.
Update statement of local calls so new pure/const functions are
updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
goto receivers.
(tree_rest_of_compilation): Register hooks and initialize bitmap
early. Do not set after_inlining flag.
2007-01-02 Steve Ellcey <sje@cup.hp.com>
* sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
HOST_BITS_PER_LONGLONG
2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/19977
* c-typeck.c (store_init_value): Don't emit pedantic overflow
warning for non-static initializers.
2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
* config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
Always use set_unique_reg_note to add REG_EQUAL notes.
2007-01-02 Kazu Hirata <kazu@codesourcery.com>
Revert:
2007-01-02 Kazu Hirata <kazu@codesourcery.com>
* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfgrtl.c (rtl_create_basic_block): Likewise.
* function.c (temp_slots_at_level): Likewise.
* reg-stack.c (stack_regs_mentioned): Likewise.
* regclass.c (allocate_reg_info): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
set_bb_for_stmt, move_block_to_fn): Likewise.
* tree-complex.c (tree_lower_complex): Likewise.
* vec.h (VEC_safe_grow_cleared): New.
2007-01-02 Ian Lance Taylor <iant@google.com>
* c-common.c (c_common_truthvalue_conversion): When warning about
using an assignment as a truth value, set TREE_NO_WARNING.
2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* c.opt (Wold-style-declaration): New.
* doc/invoke.texi (C-only Warning Options): New.
(Wold-style-declaration): Document it.
(Wextra): Enabled by -Wextra.
* c-opts.c (c_common_post_options): Enabled by -Wextra.
* c-decl.c (declspecs_add_scspec): Replace -Wextra with
-Wold-style-declaration.
2007-01-02 Kazu Hirata <kazu@codesourcery.com>
* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfgrtl.c (rtl_create_basic_block): Likewise.
* function.c (temp_slots_at_level): Likewise.
* reg-stack.c (stack_regs_mentioned): Likewise.
* regclass.c (allocate_reg_info): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
set_bb_for_stmt, move_block_to_fn): Likewise.
* tree-complex.c (tree_lower_complex): Likewise.
* vec.h (VEC_safe_grow_cleared): New.
2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
* c-common.c (c_common_nodes_and_builtins): Since variants of
void_type_node get built before it is given a name, we need to
give those variants the name, too.
(complete_array_type): We need to work with the canonical main
type of the array, from which we will build the qualified version.
* params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
* print-tree.c (print_node): Display canonical type information
for each type.
* stor-layout.c (layout_type): When we don't know the
alignment of a type for which we're building an array, we end up
guessing wrong, so make the type require structural equality.
* tree.c (make_node_stat): When we build a new type, it is its
own canonical type.
(build_type_attribute_qual_variant): When building an attribute
variant, its canonical type is the non-attribute variant. However,
if the attributes are target-dependent and they differ, we need to
use structural equality checks for this type.
(build_qualified_type): A qualified type is not equivalent to its
unqualified variant; set the canonical type appropriately.
(build_distinct_type_copy): When building a distinct type from
another type, the new type is its own canonical type.
(build_variant_type_copy): When building a new type variant, we
assume that it is equivalent to the original type.
(build_pointer_type_for_mode): When building a pointer type, also
build a canonical type pointer.
(build_reference_type_for_mode): When building a reference type,
also build a canonical type reference.
(build_index_type): When we can't hash an index type (e.g.,
because its maximum value is negative), the index type requires
structural equality tests.
(build_array_type): Build the canonical form of an array type.
(build_function_type): Function types require structural equality,
because they contain default arguments, attributes, etc.
(build_method_type_directly): Ditto for method types.
(build_offset_type): Build the canonical offset type.
(build_complex_type): Build the canonical vector type.
(make_vector_type): Build the canonical vector type.
* tree.h (TYPE_CANONICAL): New.
(TYPE_STRUCTURAL_EQUALITY_P): New.
(SET_TYPE_STRUCTURAL_EQUALITY): New.
(struct tree_type): Added "canonical" field.
* params.h (VERIFY_CANONICAL_TYPES): New.
* doc/c-tree.texi (TYPE_CANONICAL): Document.
(TYPE_STRUCTURAL_EQUALITY_P): Document.
(SET_TYPE_STRUCTURAL_EQUALITY): Document.
* doc/invoke.texi (verify-canonical-types): Document --param
parameter for verifying canonical types.
2007-01-02 Joseph Myers <joseph@codesourcery.com>
* config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
tm_file.
* config/rs6000/e500.h: New.
* config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
Remove.
* config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
TARGET_E500_DOUBLE): Remove.
* config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
* config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
* config/rs6000/rs6000.c (rs6000_override_options): Use
CHECK_E500_OPTIONS.
2007-01-02 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
TARGET_E500_DOUBLE), not TARGET_E500, for %y.
(rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
rs6000_emit_cmove): Don't check TARGET_E500.
* config/rs6000/rs6000.md (bunordered, bordered, sunordered,
sordered): Don't check TARGET_E500.
2007-01-01 Eric Christopher <echristo@apple.com>
* config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
HARD_REGISTER_NUM_P.
2007-01-01 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
"X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
eq/ne Y".
2007-01-01 Mike Stump <mrs@apple.com>
* configure.ac: Remove support for building with Apple's gcc-3.1.
2007-01-02 Joseph Myers <joseph@codesourcery.com>
PR middle-end/30311
* caller-save.c (add_stored_regs): Only handle SUBREGs if inner
REG is a hard register. Do not modify REG before calling
subreg_nregs.
* rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
multiple of the size of YMODE for certain lowpart cases.
2007-01-01 Andrew Pinski <pinskia@gmail.com>
PR middle-end/30253
* gimplify (voidify_wrapper_expr): Update for
GIMPLE_MODIFY_STMT.
2007-01-01 Andreas Schwab <schwab@suse.de>
PR target/29166
* config/ia64/ia64.c (ia64_compute_frame_size): Account space for
save of BR0 in extra_spill_size instead of spill_size.
(ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
area.
(ia64_expand_epilogue): Restore BR0 from its new location.
2007-01-01 Andrew Pinski <pinskia@gmail.com>
* gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
Use a temporary variable if the left hand side is not a gimple
register.
2007-01-01 Andrew Pinski <pinskia@gmail.com>
* gimplify.c (gimplify_return_expr): Make the temporary variable
for the return expression, a gimple register variable.
2007-01-01 Jan Hubicka <jh@suse.cz>
* emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
INSN_LIST.
2007-01-01 Mike Stump <mrs@apple.com>
* configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
.literal16.
* config/darwin.c (machopic_select_rtx_section): Use
HAVE_GAS_LITERAL16.
(darwin_mergeable_constant_section): Likewise.
* configure: Regenerate.
* config.in: Regenerate.
2007-01-01 Jan Hubicka <jh@suse.cz>
Andrew Pinski <pinskia@gmail.com>
* cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
before starting IPA passes.