gcc/
Revert:
2007-05-12 Richard Sandiford <richard@codesourcery.com>
* configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
(gcc_tooldir): Likewise.
* configure: Regenerate.
* Makefile.in (libsubdir_to_prefix): New variable, based on the
old configure.ac gcc_tooldir setting.
(prefix_to_exec_prefix): New variable.
(DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
From-SVN: r124760
* tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
struct nb_iter_bound.
(free_numbers_of_iterations_estimates_loop): Use ggc_free.
* gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
* cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
* tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
(struct scev_info_str, scalar_evolution_info): Add GTY markers.
(new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
(del_scev_info): Use ggc_free.
(scev_initialize): Allocate scalar_evolution_info in gc memory.
* loop-init.c: Include ggc.h.
(loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
(loop_optimizer_finalize): Use ggc_free.
* tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
pass_iv_optimize): Add TODO_ggc_collect.
* function.h (struct function): Remove skip marker from x_current_loops.
* cfgloop.c: Include ggc.h.
(flow_loops_free, flow_loop_free): Free the loop descriptions in gc
memory.
(establish_preds): Vector superloops is gc allocated.
(alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
loop->exits list.
(flow_loops_find): Vector larray is gc allocated.
(loop_exit_free): Use ggc_free.
(rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
that head of exits list is now not a part of struct loop.
(record_loop_exits): Allocate exits table in gc memory.
(get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
head of exits list is now not a part of struct loop.
* cfgloop.h (struct lpt_decision, struct nb_iter_bound,
struct loop_exit): Add GTY marker.
(struct loop): Add GTY marker. Make superloops vector gc allocated.
Add skip marker to aux field. Make head of exits list a separate
object.
(struct loops): Add GTY marker. Make larray vector gc allocated.
Add param marker to exits table.
(get_loops): Type changed.
* Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
dependency.
(cfgloop.o, loop-init.o): Add ggc.h dependency.
(GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
* basic-block.h (struct basic_block_def): Remove skip marker from
loop_father field.
From-SVN: r124727
* builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
of 0 in the call to expand_expr().
(expand_builtin_mathfn_3): Ditto.
(expand_builtin_interclass_mathfn): Ditto.
(expand_builtin_cexpi): Ditto.
(expand_builtin_int_roundingfn): Ditto.
(expand_builtin_int_roundingfn_2): Ditto.
(expand_builtin_pow): Ditto.
(expand_builtin_powi): Ditto.
(expand_builtin_bswap): Ditto.
(expand_builtin_unop): Ditto.
(expand_builtin_fabs): Ditto.
(get_builtin_sync_mem): Use NULL_RTX instead of NULL in
the call to expand_expr().
(expand_builtin_sync_operation): Ditto.
(expand_builtin_compare_and_swap): Ditto.
(expand_builtin_lock_test_and_set): Ditto.
* except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
instead of 0 in the call to expand_expr().
(expand_builtin_extract_return_addr): Ditto.
(expand_builtin_eh_return): Ditto.
(expand_eh_return): Ditto.
* explow.c (expr_size): Ditto.
* expr.c (optimize_bitfield_assignment_op): Ditto.
(expand_assignement): Ditto.
(store_expr): Ditto.
(store_field): Ditto.
(expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
the call to expand_expr().
(expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
in the call to expand_expr().
[CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
[VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
of expand_expr().
* optabs.c (expand_vec_shift_expr): Ditto.
(expand_vec_cond_expr): Ditto.
(vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
call to expand_expr().
* stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
in the call to expand_expr().
From-SVN: r124722
gcc/
* config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
to m68k_get_function_kind. Update its prototype.
* config/m68k/m68k.c (m68k_attribute_table): Add an entry for
interrupt_thread.
(m68k_interrupt_function_p): Return enum m68k_function_type
instead of bool. Rename to m68k_get_function_kind.
(m68k_handle_fndecl_attribute): Reject interrupt_thread if the
target is not fido.
(m68k_compute_frame_layout): Don't mark any register for save
if an interrupt_thread attribute is specified.
(m68k_hard_regno_rename_ok): Update a use of
m68k_interrupt_function_p.
* config/m68k/m68k.h (EPILOGUE_USES): Update a use of
m68k_interrupt_function_p.
(m68k_function_type): New.
* config/m68k/m68k.md (*return): Output a 'sleep' instruction
for a function with an interrupt_thread attribute.
* doc/extend.texi: Document the interrupt_thread attribute.
gcc/testsuite/
* gcc.target/m68k/interrupt_thread-1.c,
gcc.target/m68k/interrupt_thread-2.c,
gcc.target/m68k/interrupt_thread-3.c: New.
* gcc.target/m68k/m68k.exp: Accept fido.
From-SVN: r124713
2007-05-13 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/31911
* tree-ssa-pre.c (phi_translate): Make sure to cache results even
if they didn't change the expression.
From-SVN: r124657
PR rtl-optimization/31848
* loop-invariant.c (move_invariant_reg): If we move an insn
with a REG_EQUAL note, and that insn is not always executed,
remove the REG_EQUAL note.
From-SVN: r124639
2007-05-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31797
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
propagate into a stmt that has volatile ops.
* gcc.c-torture/compile/pr31797.c: New testcase.
From-SVN: r124637
gcc/
* configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
(gcc_tooldir): Likewise.
* configure: Regenerate.
* Makefile.in (libsubdir_to_prefix): New variable, based on the
old configure.ac gcc_tooldir setting.
(prefix_to_exec_prefix): New variable.
(DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
From-SVN: r124634
* semantics.c (expand_or_defer_fn): Do not call c_record_cdtor_fn.
* decl2.c (start_objects): ctors and dtors are no longer public.
(cp_write_global_declarations): Do not call c_build_cdtor_fns.
* cgraphunit.c: Include gt-cgraphunit.h
(static_ctors, static_dtors): New static vars.
(record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
based on implementation in c-common.c
(cgraph_finalize_function): Call record_cdtor_fn.
(cgraph_optimize): Call cgraph_build_cdtor_fns.
* decl.c (finish_function): Do not call c_record_cdtor_fn.
(c_write_global_declarations): Do not call c_build_cdtor_fns.
* c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
build_cdtor, c_build_cdtor_fns): Remove.
* c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
c_build_cdtor_fns): Remove prototype.
From-SVN: r124618
PR tree-optimization/31885
* tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
to be undetermined.
(automatically_generated_chrec_p): Return false for NULL.
* gcc.dg/tree-ssa/loop-29.c: New test.
From-SVN: r124602
gcc/
* config.gcc (sparc-wrs-vxworks): New target.
* config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
* config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
* config/sparc/sparc.h: Include vxworks-dummy.h.
(PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
include LABEL_REFs too.
* config/sparc/sparc.c (sparc_expand_move): Don't assume that
_GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
VxWorks.
(legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
on VxWorks.
(load_pic_register): Use gen_vxworks_load_got for VxWorks.
(sparc_emit_call_insn): New function.
(sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
functions when generating VxWorks PIC.
* config/sparc/sparc.md (vxworks_load_got): New pattern.
(call, call_value): Use sparc_emit_call_insn instead of
emit_call_insn.
libgcc/
* config.host (sparc-wrs-vxworks): New target.
From-SVN: r124595
* config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
instead of operand_subword.
From-SVN: r124578
* doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
* optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
(smsub_widen_optab, umsub_widen_optab): Define.
* optabs.c (init_optabs): Initialize smsub_widen_optab and
umsub_widen_optab.
* genopinit.c (optabs): Fill in smsub_widen_optab and
umsub_widen_optab.
* expr.c (expand_expr_real_1): Try to use smsub_widen_optab
and umsub_widen_optab to implement multiply-subtract sequences.
* config/mips/mips.md (*msac<u>_di): Rename to...
(<u>msubsidi4): ...this. Extend condition to include
GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
of operand 0 to "ka" and use the three-operand form of msub<u>
for TARGET_DSPR2.
* config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
to define_expands.
From-SVN: r124558
PR rtl-optimization/28011
* reload.c (push_reload): Set dont_share if IN appears in OUT
also when IN is a PLUS rtx.
(reg_overlap_mentioned_for_reload_p): Return true if X and IN
are same PLUS rtx.
From-SVN: r124557
2007-05-08 Simon Martin <simartin@users.sourceforge.net>
PR 31847
* tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
dumps.
From-SVN: r124551
2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
Nigel Stephens <nigel@mips.com>
gcc/
* config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
Update comments and all uses.
(MIN_FPRS_PER_FMT): Define.
* config/mips/mips.c (function_arg): Fix to correctly handle
the -mips32r2 -mfp64 -mabi=32 case.
(override_options): Enable use of odd-numbered registers for
SFmode values on MIPS32.
(mips_save_reg_p): Save whole floating-point register pair if
either half is used.
(compute_frame_size): Fix comment.
Co-Authored-By: Nigel Stephens <nigel@mips.com>
From-SVN: r124545
* config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
argument of type bool.
* config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
argument. Safely select temporary P register according to it.
(do_link): Change call site of add_to_reg accordingly.
(do_unlink): Add epilogue_p as a fourth argument and pass it
to add_to_reg.
(expand_interrupt_handler_epilogue): Change call of do_unlink
accordingly.
(bfin_expand_prologue): Add a third argument sibcall_p.
* config/bfin/bfin.md (epilogue): Change call of
bfin_expand_epilogue accordingly.
(sibcall_epilogue): Likewise.
(eh_return_internal): Likewise.
From-SVN: r124542
PR target/31854
* config/i386/i386.c (ix86_function_regparm): Process local
functions only when TREE_CODE (decl) equals FUNCTION_DECL.
From-SVN: r124538
* doc/invoke.texi (Warning Options): Document that -Wempty-body
also checks for and while statements in C++.
cp:
* parser.c (check_empty_body): Add.
(cp_parser_iteration_statement): Add call to check_empty_body.
testsuite:
* g++.old-deja/g++.mike/empty.C: Add.
From-SVN: r124534
include/
2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
* libiberty.h (writeargv): Declare.
libiberty/
2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
* argv.c (writeargv): New function.
gcc/
2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
* gcc.c (at_file_supplied): New variable.
(main): Set it if we expanded argv.
(do_spec_1): Pass an @-file to the linker if we were called with
an @-file argument and HAVE_GNU_LD.
* collect2.c (at_file_supplied): New variable.
(response_file): New variable.
(collect_exit): Unlink response_file if necessary.
(handler): Likewise.
(do_wait): Likewise.
(main): Set at_file_supplied if we expanded argv.
(collect_execute): Pass an @-file to subprocesses if we were called
with an @-file argument.
* configure.ac: Add define for HAVE_GNU_LD.
* configure: Regenerate.
* config.in: Regenerate.
From-SVN: r124532
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Do not free dominance
info after purging EH edges.
(eliminate_degenerate_phis): Likewise.
From-SVN: r124499
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
Free dominance info before purging EH edges as well as after.
(eliminate_degenerate_phis): Likewise.
(propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
From-SVN: r124498
PR driver/31694
* c-opts.c (lang_fortran): Make it non static.
* c-common.h (lang_fortran): New prototype.
* c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
-lang-fortran option was passed by the driver.
From-SVN: r124495
* config/pa/pa.md: Split tgd_load, tld_load and tie_load
into pic and non-pic versions. Mark r19 as used for
tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
for tgd_load, tld_load and tie_load .
* config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
version of tgd_load, tld_load and tie_load depending on the
value of flag_pic.
From-SVN: r124468
* crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
(__do_global_dtors_aux): Use more paranoid loop to run
destructors if HIDDEN_DTOR_LIST_END.
(__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r124444
* opts.c (decode_options): Do not fiddle with inlining
parameters in case of optimizing for size.
* ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
for size do nothing.
(cgraph_decide_inlining_of_small_function): When optimizing for
size never inline functions increasing caller size.
(cgraph_early_inlining): Inline for size when optimizing for size.
Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r124431
* config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
logical operations piecewise.
(<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
subdi_sesidi_di): Delete.
(add_with_carry): Produce carry in CC instead of a DREG to shorten
the generated sequence. Allow three-reg add in constraints. Rewrite
the rtl expression for carry to avoid zero_extend of a constant.
(sub_with_carry): New pattern.
(adddi3, subdi3): Change into define_expand. For subtract, generate a
different sequence not involving jumps.
(notbi): Now a named pattern.
From-SVN: r124414
* doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
Add the note about a significant loss of accuracy of some
mathematical routines when these options are used.
From-SVN: r124413
* haifa-sched.c (rtx_vec_t): New typedef.
(contributes_to_priority_p): Extract piece of priority () into new
static function.
(priority): Use the function. Add assertion.
(rank_for_schedule, set_priorities): Add assertion to check that
insn's priority is initialized.
(clear_priorities, calc_priorities): Change signature. Make it update
all relevant insns. Update all callers ('add_to_speculative_block ()'
and 'create_block_check_twin ()').
* sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
Add new field 'priority_status'.
(INSN_PRIORITY_STATUS): New macro.
(INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
From-SVN: r124410
* sched-ebb.c (debug_ebb_dependencies): New static function.
(init_ready_list): Use it.
* sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
with changed signature and 'debug_rgn_dependencies ()'.
(debug_rgn_dependencies): New static function.
(init_ready_list): Use it.
* sched-int.h (debug_dependencies): Declare.
From-SVN: r124409
2007-05-04 Dirk Mueller <dmueller@suse.de>
* c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
* cp-tree.h (DECL_MAIN_P): only if -ffreestanding is
not in effect.
From-SVN: r124404
* fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
for pointer type in more cases than before.
* gimplify.c (gimplify_expr): Fold (void *)&a + 4.
* tree-object-size.c (plus_expr_object_size): When operand size is
unknown, return unknown.
From-SVN: r124403
* config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
(umulsi3_highpart): Use them.
* config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
for final accumulator to D regisster tranfser.
From-SVN: r124376
2007-05-02 Eric Christopher <echristo@apple.com>
* config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
-shared to -Zdynamiclib.
From-SVN: r124372
2007-05-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31146
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
argument, single_use_p. If we have a single use that is
a conversion to the definition rhs type, propagate that rhs.
(forward_propagate_addr_expr): Pass single_use_p argument
to forward_propagate_addr_expr_1.
* g++.dg/tree-ssa/pr31146-2.C: New testcase.
From-SVN: r124349
* config/i386/gmon-sol2.c (size_t): New type.
(intptr_t): Likewise.
(s_textsize): Declare as size_t.
(sbrk): Declare.
(monstartup): Use size_t for sizes.
(_mcount): Save and restore registers.
(internal_mcount): Pass 0 as the first argument to monstartup
in 64-bit mode.
(moncontrol): Convert pointer to appropriately sized integer
before passing to profil.
From-SVN: r124333
* tree.h (maybe_fold_offset_to_component_ref): Remove.
(maybe_fold_offset_to_reference): Declare.
* fold-const.c (fold_unary): Do not fold
(type *)&A into &A->field_of_type_and_offset_0
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
size is unknown, give up.
(maybe_fold_offset_to_component_ref): Ignore firelds with unknown
offsets.
(maybe_fold_offset_to_reference): New.
(maybe_fold_stmt_indirect): Use it.
(fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
* gimplify.c (gimplify_conversion): Canonicalize conversions to
field references.
(gimplify_expr): Likewise for plus_expr.
From-SVN: r124323
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
bsi_after_labels. Always insert statements before bsi.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
* predict.c (apply_return_prediction): Check for empty blocks.
* cfgexpand.c (lab_rtx_for_bb): New variable.
(label_rtx_for_bb): Do not create new tree labels.
(expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
(tree_expand_cfg): Initialize lab_rtx_for_bb.
* tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
creating edges.
(label_for_bb): Add field used.
(update_eh_label, main_block_label): Mark the label used.
(cleanup_dead_labels): Remove unused labels.
From-SVN: r124322
2007-05-01 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (set_value_range): Do not allocate equiv bitmap
if it is not about to be set.
(get_value_range): Do not pre-allocate equiv bitmap.
(update_value_range): No need to clear equiv field.
(add_equivalence): Change prototype to get bitmap pointer.
Allocate bitmap here if it is not already.
(extract_range_from_assert): Do not allocate bitmap here.
Update callers to add_equivalence.
(extract_range_from_ssa_name): Likewise.
(get_vr_for_comparison): New static helper.
(compare_name_with_value): Handle NULL equiv bitmap by
peeling the first iteration of the comparison loop.
Use get_vr_for_comparison.
(compare_names): Handle NULL equiv bitmaps by using fake
ones. Use get_vr_for_comparison.
From-SVN: r124321
* double-int.c (mpz_set_double_int): Moved from
tree-ssa-loop-niter.c.
(mpz_get_double_int): Likewise; also, add option to wrap
out-of-range integers.
* double-int.h: New prototypes for above.
* tree.c (get_static_type_bounds): Moved from
tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
TYPE_MAX_VALUE if they exist..
* tree.h: New prototype for above.
* tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
get_type_bounds calls.
(mpz_set_double_int): Move to double-int.c.
(get_type_bounds): Move to tree.c, rename to
get_static_type_bounds.
(mpz_to_double_int): Move to double-int.c, rename to
mpz_get_double_int.
From-SVN: r124304
PR middle-end/22156
Temporarily revert:
2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2007-04-05 Alexandre Oliva <aoliva@redhat.com>
* tree-sra.c (try_instantiate_multiple_fields): Needlessly
initialize align to silence bogus warning.
2007-04-05 Alexandre Oliva <aoliva@redhat.com>
* tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
all_no_warning.
(struct sra_walk_fns): Remove use_all parameter from use.
(sra_hash_tree): Handle BIT_FIELD_REFs.
(sra_elt_hash): Don't hash bitfld blocks.
(sra_elt_eq): Skip them in parent compares as well. Handle
BIT_FIELD_REFs.
(sra_walk_expr): Don't maintain or pass down use_all_p.
(scan_use): Remove use_all parameter.
(scalarize_use): Likewise. Re-expand assignment to
BIT_FIELD_REF of gimple_reg. De-scalarize before input or
output, and re-scalarize after output. Don't mark anything
for no warning.
(scalarize_ldst): Adjust.
(scalarize_walk_gimple_modify_statement): Likewise.
(build_element_name_1): Handle BIT_FIELD_REFs.
(instantiate_element): Don't warn for any element whose parent
is used as a whole.
(instantiate_missing_elements_1): Return the sra_elt.
(canon_type_for_field): New.
(try_instantiate_multiple_fields): New.
(instantiate_missing_elemnts): Use them.
(mark_no_warning): Removed.
(generate_one_element_ref): Handle BIT_FIELD_REFs.
(REPLDUP, sra_build_elt_assignment): New.
(generate_copy_inout): Use them.
(generate_element_copy): Likewise. Handle bitfld differences.
(generate_element_zero): Don't recurse for blocks. Use
sra_build_elt_assignment.
(generate_one_element_int): Take elt instead of var. Use
sra_build_elt_assignment.
(generate_element_init_1): Adjust.
(scalarize_use, scalarize_copy): Use REPLDUP.
(scalarize_ldst): Move assert before dereference.
(dump_sra_elt_name): Handle BIT_FIELD_REFs.
From-SVN: r124302
2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C++/31721
* tree.c (reconstruct_complex_type): Reconstruct a reference
correctly.
Also use the same mode for the pointer as the old pointer type.
2007-04-30 Andrew pinski <andrew_pinski@playstation.sony.com>
PR C++/31721
* g++.dg/ext/vector7.C: New testcase.
From-SVN: r124300
PR target/31701
* config/sh/sh.c (output_stack_adjust): Avoid using the frame
register itself to hold the offset constant. Tell flow the use
of r4 and r5 when they are used.
From-SVN: r124248
2007-04-27 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
if we simplified anything.
(tree_ssa_forward_propagate_single_use_vars): Defer overflow
warnings until we did a simplification and the stmt was not
marked as TREE_NO_WARNING.
From-SVN: r124242
./: PR middle-end/31710
* tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
TYPE_MAX_VALUE exist, convert them to the new type.
testsuite/:
PR middle-end/31710
* gcc.c-torture/compile/pr31710.c: New test.
From-SVN: r124237
* tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
if it claims to be available.
* tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
edge is redirected.
(perform_tree_ssa_dce): Always free postdominators.
From-SVN: r124236
2007-04-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31715
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
sure to do computation on the offset in an appropriate
signed type.
* gcc.dg/Warray-bounds-4.c: New testcase.
From-SVN: r124216
gcc/
* reload.h (elimination_target_reg_p): Declare.
* reload.c (find_reloads): Don't apply the reg_rtx move
optimization if the SET_DEST satisfies elimination_target_reg_p.
* reload1.c (elimination_target_reg_p): New function.
(gen_reload): In the move/add2 fallback, make sure that op0
does not overlap the destination register.
From-SVN: r124215
* tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
transform only GIMPLE_MODIFY_STMTs.
* tree-complex.c (expand_complex_operations_1): Ditto.
(expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
* tree-ssa-loop-manip.c (build_if_stmt): Removed.
(tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
branches.
* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
* omp-low.c (expand_parallel_call, expand_omp_for_generic,
expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
slpeel_add_loop_guard): Ditto.
* tree-mudflap.c (mf_build_check_statement_for): Ditto.
* lambda-code.c (perfect_nestify): Ditto.
* tree-iterator.c (tsi_split_statement_list_before): Fix splitting
before the first statement.
* tree-optimize.c (execute_free_datastructures): Fix comments.
(execute_free_cfg_annotations): Do not call disband_implicit_edges.
* tree-flow.h (disband_implicit_edges): Declaration removed.
* tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
branches.
(cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
without gotos.
(disband_implicit_edges, has_label_p): Removed.
(tree_verify_flow_info): Verify that COND_EXPR branches are empty.
(tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
branches.
* tree.c (build3_stat): Mark COND_EXPRs used as statements as having
side effects.
* tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
also for COND_EXPRs.
* cfgexpand.c (label_rtx_for_bb): New function.
(expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
Use label_rtx_for_bb to find the labels.
(expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
last block. Detect fallthru edges.
From-SVN: r124214
gcc/:
PR target/28675
* reload.c (find_reloads_subreg_address): If the address was valid
in the original mode but not in the new mode, reload the whole
address.
testsuite/:
PR target/28675
* gcc.c-torture/compile/pr28675.c: New test.
From-SVN: r124211
* tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
(remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
(cleanup_control_expr_graph): Do not invalidate dominance info.
Record altered blocks.
(cleanup_control_flow, cleanup_forwarder_blocks): Removed.
(cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
cleanup_tree_cfg_bb): New functions.
(remove_forwarder_block): Do not maintain the worklist of blocks.
Record altered blocks.
(cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
not over whole cfg.
(cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
delete_unreachable_blocks if dominators are not available.
* tree-inline.c (optimize_inline_calls): Free dominance information
earlier.
* tree-flow.h (remove_edge_and_dominated_blocks,
cfgcleanup_altered_bbs): Altered.
* tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
blocks.
(get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
functions.
(tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
do not invalidate dominators.
From-SVN: r124203
2007-04-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31703
* tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
the right type for the target of the bittest.
* gcc.c-torture/compile/pr31703.c: New testcase.
* gcc.dg/tree-ssa/ssa-lim-1.c: Adjust pattern.
* gcc.dg/tree-ssa/ssa-lim-2.c: Likewise.
From-SVN: r124190
gcc/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
* config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
* config/i386/i386.c (ix86_sol10_return_in_memory): New function.
* config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r124176
gcc/
PR driver/31107
* doc/invoke.texi (%:print-asm-header): Document.
* gcc.c (asm_options): Use %:print-asm-header() for --target-help
and -ftarget-help.
(static_spec_functions): Add print-asm-header.
(main): Print a banner before the --target-help linker options.
(print_asm_header_spec_function): New function.
From-SVN: r124175
* real.c (mpfr_from_real): Handle Inf and NaN, and allow the
rounding mode to be specified by the caller.
(real_to_mpfr) Likewise.
* real.h: Update mpfr_from_real, mpfr_to_real prototypes to
include new arguments.
* builtins.c: Update mpfr_from_real, mpfr_to_real calls.
From-SVN: r124139
./: PR tree-optimization/31605
* tree-vrp.c (set_value_range): Check that min and max are not
both overflow infinities.
(set_value_range_to_value): New static function.
(extract_range_from_binary_expr): Call set_value_range_to_value.
(extract_range_from_cond_expr): Likewise.
(extract_range_from_expr): Likewise.
(extract_range_from_unary_expr): Likewise. Don't create a range
which overflows on both sides.
(vrp_meet): Check for a useless range.
(vrp_visit_phi_node): If we see a constant which looks like an
overflow infinity, turn off the TREE_OVERFLOW flag.
testsuite/:
PR tree-optimizatoin/31605
* gcc.c-torture/execute/pr31605.c: New test.
From-SVN: r124128
2007-04-24 Simon Martin <simartin@users.sourceforge.net>
PR diagnostic/25923
* tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
diagnostic message is being built.
* tree-pretty-print.c (dump_generic_node): Only write the formatted text
into BUFFER's stream if we are not building a diagnostic message.
* toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
dump_generic_node.
* Makefile.in (toplev.o): Depend on tree-pass.h.
From-SVN: r124121
./: PR tree-optimization/31602
* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
conditionals in the copied loop header.
* tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
warnings if TREE_NO_WARNING is set.
* doc/invoke.texi (Warning Options): Clarify that
-Wstrict-overflow does not warn about loops.
testsuite/:
PR tree-optimization/31602
* gcc.dg/Wstrict-overflow-11.c: We no longer issue a warning.
From-SVN: r124120
* config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
expand on the comment about _Decimal128 arguments and check the
integer result of the modulus operation; for 64-bit ELF ABI, ensure
that _Decimal128 argument uses even/odd register pair.
(function_arg): For 32-bit ELF ABI, expand on the comment about
_Decimal128 arguments and check the integer result of the modulus
operation; for 64-bit ELF ABI, ensure that _Decimal128 argument
uses even/odd register pair.
testsuite/
* gcc.target/powerpc/ppc32-abi-dfp-1.c: New test.
* gcc.target/powerpc/ppc64-abi-dfp-1.c: New test.
From-SVN: r124116
2007-04-24 Hui-May Chang <hm.chang@apple.com>
* reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
* gcc.target/i386/reload-1.c. New.
From-SVN: r124115
* libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
* libgcc2.c (__floatdisf): Avoid double-word arithmetic when
looking for non-zero bits shifted out. Avoid a recursive call
when constructing the scalar.
(__floatundisf): Likewise.
From-SVN: r124106
* dwarf2out.c (field_byte_offset): Move the existing logic
under the control of PCC_BITFIELD_TYPE_MATTERS and just use
the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
From-SVN: r124104
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
argument of 0 for memset.
(s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
unsigned shift instead of the signed variant.
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* gcc.c-torture/compile/pr31641.c: New testcase.
From-SVN: r124099
gcc/
2007-xx-xx Chao-ying Fu <fu@mips.com>
Richard Sandiford <richard@nildram.co.uk>
* doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
* optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
(smadd_widen_optab, umadd_widen_optab): Define.
* optabs.c (init_optabs): Initialize smadd_widen_optab and
umadd_widen_optab.
* genopinit.c (optabs): Fill in smadd_widen_optab and
umadd_widen_optab.
* expr.c (expand_expr_real_1): Try to use smadd_widen_optab
and umadd_widen_optab to implement multiply-add sequences.
* config/mips/mips.md (*<su>mul_acc_di): Rename to...
(<u>maddsidi4): ...this. Extend condition to include
GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
of operand 0 to "ka" and use the three-operand form of madd<u>
for TARGET_DSPR2.
* config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
to define_expands.
* config/mips/constraints.md (ka): New register constraint.
gcc/testsuite/
2007-xx-xx Richard Sandiford <richard@nildram.co.uk>
* gcc.target/mips/madd-1.c, gcc.target/mips/madd-2.c,
* gcc.target/mips/madd-3.c, gcc.target/mips/madd-4.c,
* gcc.target/mips/maddu-1.c, gcc.target/mips/maddu-2.c,
* gcc.target/mips/maddu-3.c, gcc.target/mips/maddu-4.c: New tests.
From-SVN: r124095
* tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
Use phi_nodes_ptr.
(create_phi_node): Use set_phi_nodes.
* omp-low.c (expand_omp_parallel): Use bb_stmt_list.
* tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
(combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
* tree-flow-inline.h (phi_nodes, set_phi_nodes,
(bsi_start, bsi_last): Use bb_stmt_list.
(phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
* cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
Traverse the statements using tsi iterator.
* basic-block.h (struct basic_block_def): Fields stmt_list
and phi_nodes moved to ...
(struct tree_bb_info): ... new structure.
* tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
(tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
(remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
(tree_verify_flow_info): Verify that il.tree is not set for
entry and exit block.
(tree_split_block): Use set_bb_stmt_list.
From-SVN: r124086
2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (sse2_stored): Don't split to inter-unit
move if inter-unit move isn't allowed.
Don't split moving the first element of V2DI to DI to inter-unit
move if inter-unit move isn't allowed.
From-SVN: r124070
2007-04-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/29789
* tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
(rewrite_reciprocal): New helper split out from
determine_invariantness_stmt.
(rewrite_bittest): Likewise.
(determine_invariantness_stmt): Rewrite (A >> B) & 1 to
A & (1 << B) if (1 << B) is loop invariant but (A >> B)
is not.
* gcc.dg/tree-ssa/ssa-lim-1.c: New testcase.
* gcc.dg/tree-ssa/ssa-lim-2.c: Likewise.
From-SVN: r124042
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* timevar.c (timevar_print): Change reference of --disable-checking to
--enable-checking=release. Also warn if assert checking is disabled.
From-SVN: r124025
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/30265
* c-gimplifier.c (gimplify_compound_literal_expr): Mark the
decl as addressable if the compound literal was marked as
addressable.
Mark the decl as a gimple register if it is a complex or
vector decl and does not live in memory.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/30265
* gcc.c-torture/compile/compound-literal-2.c: New testcase.
* gcc.c-torture/compile/compound-literal-3.c: New testcase.
From-SVN: r124024
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
(GENERIC_NEXT): New function macro.
(PHI_CHAIN): Use phi_node's new chain variable.
(tree_phi_node): Change tree_common to tree_base
and add the chain field.
* tree-phinodes.c (make_phi_node): Don't set
TREE_TYPE on the new node.
* c-decl.c (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_TUPLE_P in chain_next.
* tree-vect-transform.c
(get_initial_def_for_induction): Look at
PHI_RESULT_TREE for the type of the phi node.
(update_vuses_to_preheader): Use PHI_CHAIN
instead of TREE_CHAIN on the phi node.
* tree-ssa-structalias.c (compute_points_to_sets):
Likewise.
(ipa_pta_execute): Likewise.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* cp-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ada-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* f95-lang.c (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* java-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
From-SVN: r124021
2007-04-21 Richard Guenther <rguenther@suse.de>
PR middle-end/31136
* fold-const.c (fold_unary): Call fold_convert_const on the
original tree.
* gcc.c-torture/execute/pr31136.c: New testcase.
From-SVN: r124020
PR target/31628
* config/i386/i386.c (type_has_variadic_args_p): Look for any
TREE_LIST with a void_type_node value, not void_list_node exactly.
From-SVN: r124014
2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
* doc/standards.texi: Re-arrange into language-specific
subsections. Add a C++ section, documenting which standards we
support.
From-SVN: r124013
* config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
ecrti.o and crtbegin.o.
(LIB_DEFAULT_SPEC): Include -lc.
(ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
From-SVN: r124006
PR target/28623
* config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
argument; update all callers.
(get_unaligned_offset): New.
* config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
get_unaligned_address, just pass on the address directly.
(unaligned_extendqidi): Use gen_lowpart instead of open-coding
the subreg in the helper patterns.
(unaligned_extendqidi_le): Use get_unaligned_offset.
(unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
(unaligned_extendhidi_be): Likewise.
(unaligned_extendhidi): Tidy.
* config/alpha/alpha-protos.h: Update.
From-SVN: r124002
* config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
for __builtin_ia32_cmpordss.
* gcc.target/i386/ordcmp-1.c: New test.
* gcc.target/i386/unordcmp-1.c: New test.
From-SVN: r123989
PR tree-optimization/31632
* fold-const.c (fold_binary): Use op0 and op1 instead of arg0
and arg1 for optimizations of comparison against min/max values.
Fold arg0 to arg1's type for optimizations of comparison against
min+1 and max-1 values.
* gcc.c-torture/compile/20070419-1.c: New test.
From-SVN: r123988
* fold-const.c: Remove prototypes for native_encode_expr and
native_interpret_expr.
(native_encode_expr): Make non-static.
(native_interpret_expr): Likewise.
* tree.h: Add prototypes for the above.
From-SVN: r123980
gcc:
* configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
for long double compatibility.
* configure: Regenerate.
libstdc++-v3:
* configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
for long double compatibility.
* configure: Regenerate.
* src/complex_io.cc, src/istream-inst.cc, src/ostream-inst.cc:
Condition some _GLIBCXX_LDBL_COMPAT calls on _GLIBCXX_USE_WCHAR_T.
From-SVN: r123972
PR rtl-optimization/29841
* cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
trap instructions.
* sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
that may cause control flow transfer from being moved.
From-SVN: r123970
2007-04-18 Eric Christopher <echristo@apple.com>
* config/rs6000/darwin.md (load_macho_picbase): Use link register
only. Update operands.
* config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
* config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
link register to pic register.
From-SVN: r123960
2007-04-18 Dirk Mueller <dmueller@suse.de>
PR diagnostic/31227
* tree-vrp.c (search_for_addr_array): New.
(check_array_bounds): Suppress warning about
address taken of array refs if its not de-referenced.
* gcc.dg/Warray-bounds-3.c: New.
From-SVN: r123958
* tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
* tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
* tree-vectorizer.h (NITERS_KNOWN_P): New.
* tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Add
dump print.
(vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
print message.
(vect_analyze_scalar_cycles): Fix indentation.
(vect_enhance_data_refs_alignment): Fix check in case of peeling.
(vect_mark_relevant): Include phis in relevance analysis.
* tree-vect-transform.c (vect_transform_loop): Add an assert.
From-SVN: r123955
* tree-vect-transform.c (get_initial_def_for_reduction): Clean away
the unused code for reduction without adjust-in-epilog to simplify the
function.
From-SVN: r123948
2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
(S390_TDC_NEGATIVE_ZERO): New constant.
(S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
(S390_TDC_POSITIVE_INFINITY): New constant.
(S390_TDC_NEGATIVE_INFINITY): New constant.
(S390_TDC_POSITIVE_QUIET_NAN): New constant.
(S390_TDC_NEGATIVE_QUIET_NAN): New constant.
(S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
(S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
(S390_TDC_INFINITY): New constant.
* config/s390/s390.c (s390_canonicalize_comparison): Renamed
UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
optimization for UNSPEC_CCZ_TO_INT.
* config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
("*ccz_to_int"): New insn.
("isinf<mode>2"): New insn.
(UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
(UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
(UNSPEC_CCZ_TO_INT): New constant.
From-SVN: r123947
* tree-vect-analyze.c (process_use): New function.
(vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
Check phis in all bbs.
* tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
assert.
From-SVN: r123943
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
regnos into even/odd register pairs.
* config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
TDmode similar to the other floating point modes.
[SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
* config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
define_expand's.
(negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
(movdd_hardfloat64): Use TARGET_MFPGPR.
From-SVN: r123916
* tree-vectorizer.h (stmt_vec_info_type): Add enum value
induc_vec_info_type.
(vectorizable_induction): New function declaration.
* tree-vect-transform.c (get_initial_def_for_induction): No need to
check if already vectorized. Find first place in BB where new stmts
can be inserted. Takes only one argument.
(vectorizable_induction): New function.
(vect_transform_stmt): Add case for induc_vec_info_type to call
vectorizable_induction.
(vect_transform_loop): Consider phis for vectorization.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
condition.
(analyze_operations): Call vectorizable_induction when analyzing phis.
Fix comment.
(vect_mark_stmts_to_be_vectorized): Remove redundant checks.
(vect_mark_relevant): Include phis in relevance analysis.
(vect_mark_stmts_to_be_vectorize): Likewise.
* tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
From-SVN: r123910
./: * doc/invoke.texi (Debugging Options): Add documentation for the
-femit-struct-debug options -femit-struct-debug-baseonly,
-femit-struct-debug-reduced, and
-femit-struct-debug-detailed[=...].
* c-opts.c (c_common_handle_option): Add
OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
and OPT_femit_struct_debug_detailed_.
* c.opt: Add specifications for
-femit-struct-debug-baseonly, -femit-struct-debug-reduced,
and -femit-struct-debug-detailed[=...].
* opts.c (set_struct_debug_option): Parse the
-femit-struct-debug-... options.
* opts.c (matches_main_base, main_input_basename,
main_input_baselength, base_of_path, matches_main_base): Add
variables and functions to compare header base name to compilation
unit base name.
* opts.c (should_emit_struct_debug): Add to determine to emit a
structure based on the option.
(dump_struct_debug) Also disabled function to debug this
function.
* opts.c (handle_options): Save the base name of the
compilation unit.
* langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
This hook indicates if a type is generic. Set it by default
to "never generic".
* langhooks.h (struct lang_hooks_for_types): Add a new hook
to determine if a struct type is generic or not.
* cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
* cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
* cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
with live C++ hook.
* flags.h (enum debug_info_usage): Add an enumeration to describe
a program's use of a structure type.
* dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
to indicate the program's usage of the type. Filter structs based
on the -femit-struct-debug-... specification.
(gen_type_die): Split into two routines, gen_type_die and
gen_type_die_with_usage. gen_type_die is now a wrapper
that assumes direct usage.
(gen_type_die_with_usage): Replace calls to gen_type_die
with gen_type_die_with_usage adding the program usage of
the referenced type.
(dwarf2out_imported_module_or_decl): Suppress struct debug
information using should_emit_struct_debug when appropriate.
testsuite/:
* g++.dg/other/fesd-any.C: Test -femit-struct-debug-detailed=any.
* g++.dg/other/fesd-any.h: Test -femit-struct-debug-detailed=any.
* g++.dg/other/fesd-baseonly.C: Test -femit-struct-debug-baseonly.
* g++.dg/other/fesd-baseonly.h: Test -femit-struct-debug-baseonly.
* g++.dg/other/fesd-none.C: Test -femit-struct-debug-detailed=none.
* g++.dg/other/fesd-none.h: Test -femit-struct-debug-detailed=none.
* g++.dg/other/fesd-reduced.C: Test -femit-struct-debug-reduced.
* g++.dg/other/fesd-reduced.h: Test -femit-struct-debug-reduced.
* g++.dg/other/fesd-sys.C: Test -femit-struct-debug-detailed=sys.
* g++.dg/other/fesd-sys.h: Test -femit-struct-debug-detailed=sys.
* g++.dg/other/fesd.h: Common to -femit-struct-debug-... tests.
* gcc.dg/fesd-any.c: Test -femit-struct-debug-detailed=any.
* gcc.dg/fesd-any.h: Test -femit-struct-debug-detailed=any.
* gcc.dg/fesd-baseonly.c: Test -femit-struct-debug-baseonly.
* gcc.dg/fesd-baseonly.h: Test -femit-struct-debug-baseonly.
* gcc.dg/fesd-none.c: Test -femit-struct-debug-detailed=none.
* gcc.dg/fesd-none.h: Test -femit-struct-debug-detailed=none.
* gcc.dg/fesd-reduced.c: Test -femit-struct-debug-reduced.
* gcc.dg/fesd-reduced.h: Test -femit-struct-debug-reduced.
* gcc.dg/fesd-sys.c: Test -femit-struct-debug-detailed=sys.
* gcc.dg/fesd-sys.h: Test -femit-struct-debug-detailed=sys.
* gcc.dg/fesd.h: Common to -femit-struct-debug-... tests.
From-SVN: r123909
./: PR tree-optimization/31522
* tree-vrp.c (vr_phi_edge_counts): New static variable.
(vrp_initialize): Allocate vr_phi_edge_counts.
(vrp_visit_phi_node): Don't push to infinity if we saw a new
executable edge. Drop test for all constants.
(vrp_finalize): Free vrp_phi_edge_counts.
testsuite/:
PR tree-optimization/31522
* gcc.dg/Wstrict-overflow-16.c: New test.
From-SVN: r123908
* config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
TARGET_FIDOA.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
defined.
From-SVN: r123884
gcc/ChangeLog:
2007-04-16 Seongbae Park <seongbae.park@gmail.com>
PR c++/29365
* cp/decl2.c (constrain_class_visibility):
Do not warn about the use of anonymous namespace in the main input file.
gcc/testsuite/ChangeLog:
2007-04-16 Seongbae Park <seongbae.park@gmail.com>
PR c++/29365
Testcase for c++ anonymous namespace warning
* g++.dg/warn/anonymous-namespace-1.C: New test
* g++.dg/warn/anonymous-namespace-1.h: New test
From-SVN: r123879
PR middle-end/28071
* sched-int.h (struct deps): Split field 'pending_lists_length' into
'pending_read_list_length' and 'pending_write_list_length'. Update
comment.
* sched-deps.c (add_insn_mem_dependence): Change signature. Update
to handle two length counters instead of one. Update all uses.
(flush_pending_lists, sched_analyze_1, init_deps): Update to handle
two length counters instead of one.
* sched-rgn.c (propagate_deps): Update to handle two length counters
instead of one.
From-SVN: r123874
2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
PR target/31582
* config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
copy of source, pass it to ix86_expand_vector_set and return
it as target.
From-SVN: r123866
2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR c/31520
* c-del.c (finish_decl): Grab the type of the decl after the call
to store_init_value.
2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/31520
* testsuite/gcc.dg/gnu89-init-4.c: New testcase.
From-SVN: r123835
* config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
* config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
From-SVN: r123813
* config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
we can...
* config/darwin.opt (fapple-kext): Make C++ only.
* config/darwin.c (darwin_override_options): Remove code to ensure
-fapple-kext is given for C++ only.
From-SVN: r123792
2007-04-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/21258
* tree-vrp.c (compare_case_labels): New helper.
(find_switch_asserts): New function.
(find_assert_locations): Call it for SWITCH_EXPRs.
* gcc.dg/tree-ssa/vrp34.c: New testcase.
From-SVN: r123778
* config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
* config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
check is now implied in X87_FLOAT_MODE_P.
(*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
(*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
(fix_trunc<mode>_i386_fisttp): Ditto.
(fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
(*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
(fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
(fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
(*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
(*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
(unnamed_splitters): Ditto.
* config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
FIRST_SSE_REG for local functions when SSE math is enabled or
for functions with sseregparm attribute.
(standard_80387_constant_p): Return -1 if mode is not
X87_FLOAT_MODE_P.
(ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
(ix86_expand_compare): Ditto.
(ix86_expand_carry_flag_compare): Ditto.
(ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
DECIMAL_FLOAT_MODE_P.
(ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
of SCALAR_FLOAT_MODE_P.
(ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
[MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
checks before FLOAT_MODE_P.
[MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
before FLOAT_MODE_P.
[DIV]: Ditto.
[NEG]: Ditto.
[ABS]: Ditto.
[SQRT]: Ditto.
[FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
From-SVN: r123777
2007-04-12 Paolo Bonzini <bonzini@gnu.org>
Charles Wilson <libtool@cwilson.fastmail.fm>
* Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
(libgcc.mvars): Don't depend on them.
* configure.ac (as, collect-ld, nm): Create from exec-tool.in.
* exec-tool.in: New.
Co-Authored-By: Charles Wilson <libtool@cwilson.fastmail.fm>
From-SVN: r123775
gcc/
* Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
* genemit.c (main): Emit #include "integrate.h".
* config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
(LOADGP_RTP): New mips_loadgp_style.
* config/mips/mips.h: Include config/vxworks-dummy.h.
(TARGET_RTP_PIC): New macro.
(TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
(TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
(ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
for TARGET_RTP_PIC.
* config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
-mvxworks-pic when using -mrtp and a PIC option.
* config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
for RTP PIC.
(mips_symbolic_constant_p, mips_symbolic_address_p)
(mips_symbol_insns): Handle SYMBOL_HALF.
(override_options): Warn about -G and -mrtp being used together.
Initialize mips_lo_relocs[SYMBOL_HALF].
(mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
(mips_emit_loadgp): Handle LOADGP_RTP.
(mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
* config/mips/mips.md (loadgp_rtp): New insn and splitter.
(tablejump): Handle function-relative case table entries if
TARGET_RTP_PIC.
* config/mips/predicates.md (symbol_ref_operand): New predicate.
From-SVN: r123757
gcc/
* config/mips/mips-protos.h: In comments, refer to loadgp_absolute
rather than loadgp_noshared.
* config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
gen_loadgp.
* config/mips/mips.md (loadgp): Rename to...
(loadgp_newabi): ...this.
(loadgp_noshared): Rename to...
(loadgp_absolute): ...this.
From-SVN: r123755
gcc/
* config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
(SYMBOL_GOT_PAGE_OFST): ...this.
(SYMBOL_GOT_GLOBAL): Rename to...
(SYMBOL_GOT_DISP): ...this.
(SYMBOL_GOTOFF_GLOBAL): Rename to...
(SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
* config/mips/mips.c (mips_global_symbol_p): New function.
(mips_symbol_binds_local_p): Likewise.
(mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
and mips_symbol_binds_local_p.
(mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
(override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
SYMBOL_GOTOFF_DISP.
(mips_ok_for_lazy_binding_p): New function.
(mips_load_call_address, mips_expand_call): Use it.
(mips_dangerous_for_la25_p): Likewise.
* config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
(*got_disp<mode>): Use got_disp_operand instead of
global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
SYMBOL_GOTOFF_GLOBAL.
(*got_page<mode>): Use got_page_ofst_operand instead of
local_got_operand.
* config/mips/predicates.md (const_call_insn_operand): Use
SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
(global_got_operand): Rename to...
(got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
SYMBOL_GOT_GLOBAL.
(local_got_operand): Rename to...
(got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
of SYMBOL_GOT_LOCAL.
From-SVN: r123752