Commit Graph

87069 Commits

Author SHA1 Message Date
Richard Guenther a7a512beff alias.c (alias_set_subset_of): Correctly handle asking if zero is a subset of an alias set with zero child.
2008-04-23  Richard Guenther  <rguenther@suse.de>

	* alias.c (alias_set_subset_of): Correctly handle asking
	if zero is a subset of an alias set with zero child.
	* tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
	(compute_flow_insensitive_aliasing): Correctly walk all
	pointers.  Do not unnecessarily union sets.

From-SVN: r134597
2008-04-23 14:06:02 +00:00
Richard Guenther f3f75f693d re PR c/36021 (__attribute__((alloc_size(n))) with function of no arguments causes gcc to segfault)
2008-04-23  Richard Guenther  <rguenther@suse.de>

	PR middle-end/36021
	* c-common.c (handle_alloc_size_attribute): Use type_num_arguments.

	* gcc.dg/attr-alloc_size-2.c: New testcase.

From-SVN: r134595
2008-04-23 13:47:38 +00:00
Tomas Bily 09725d5e8d ChangeLog: right place to changes
* gcc/ChangeLog: right place to changes
 
        * ChangeLog: removed changes im bad place

From-SVN: r134594
2008-04-23 15:19:29 +02:00
Tomas Bily f904bc288a ChangeLog: changelog to last commit
* ChangeLog: changelog to last commit

From-SVN: r134592
2008-04-23 14:53:12 +02:00
Tomas Bily a134e5f370 tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as unreachable case.
* tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
        unreachable case.

        * tree-vrp.c (extract_range_from_unary_expr): Removed unused
        NON_LVALUE_EXPR.

        * tree-ssa-threadedge.c (simplify_control_stmt_condition):
        Likewise.
        
        * tree-ssa-structalias.c (get_constraint_for): Likewise.

        * tree-inline.c (estimate_num_insns_1): Likewise.

        * varasm.c (const_hash_1, compare_constant, copy_constant)
        (compute_reloc_for_constant, output_addressed_constants):
        Likewise.

        * emit-rtl.c (component_ref_for_mem_expr)
        (set_mem_attributes_minus_bitpos): Likewise.

        * expr.c (highest_pow2_factor, expand_expr_real_1, )
        (is_aligning_offset): Likewise.

        * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info):
        Likewise.

        * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.

        * dojump.c (do_jump): Likewise.

        * builtins.c (get_pointer_alignment, get_memory_rtx)
        (integer_valued_real_p, fold_builtin_next_arg): Likewise.

        * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.

From-SVN: r134591
2008-04-23 14:50:17 +02:00
Paolo Bonzini e24703834e override.m4: Apply _AC_ARG_VALIDATE fix to all versions but 2.62.
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* override.m4: Apply _AC_ARG_VALIDATE fix to all versions
	but 2.62.

From-SVN: r134590
2008-04-23 10:22:37 +00:00
Kai Tietz 4991bfc813 20020919-1.c (loc_size_t): New type.
2008-04-23  Kai Tietz  <kai.tietz@onevision.com>

	* gcc.dg/20020919-1.c (loc_size_t): New type.
	(_dl_stat): Use loc_size_t to cast pointers.
	* gcc.c-torture/compile/20010327-1.c: Skip for x86_64-*-mingw*.

From-SVN: r134583
2008-04-23 09:53:55 +02:00
Johannes Singler d7066497b0 quicksort.h: Reformat,
2008-04-23  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/quicksort.h: Reformat,
        (parallel_sort_qs): Do not pass number of elements.
        * include/parallel/balanced_quicksort.h: Reformat,
        (parallel_sort_qsb): Do not pass number of elements.
        * include/parallel/tags.h:
        Introduce new tags for compile-time choice.
        * include/parallel/merge.h:
        (parallel_merge_advance):Beautified.
        * include/parallel/algo.h: Reformatting (spaces for tabs)
        New sort and stable_sort variants, corresponding to the tags.
        * include/parallel/sort.h:
        New sort and stable_sort variants, corresponding to the tags.
        Changed determining the desired number of threads.

From-SVN: r134582
2008-04-23 07:26:53 +00:00
Johannes Singler 214ece2920 2008-04-23 Johannes Singler <singler@ira.uka.de>
* include/parallel/multiway_merge.h
        (multiway_merge_loser_tree):
        Leave checks to callers, add precondition instead.
        (multiway_merge_loser_tree_unguarded): Likewise.
        (multiway_merge_loser_tree_sentinel): Likewise.
        (sequential_multiway_merge): Added checks for total length 0.
        (parallel_multiway_merge): Skip empty sequences.
        (multiway_merge, all variants):
        Remove temporary variable, return directly.
        (stable_multiway_merge, all variants): Likewise.
        (multiway_merge_sentinels, all variants):  Likewise.
        (stable_multiway_merge_sentinels, all variants): Likewise.
        * include/parallel/multiseq_selection.h
        (multiseq_partition): More detailed assertions.

From-SVN: r134580
2008-04-23 07:20:58 +00:00
Thomas Koenig 7edc89d4c1 re PR fortran/35988 (run-time abort for MATMUL of run-time zero sized array)
2008-04-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/35988
	* m4/matmul.m4:  Only issue a runtime error if extents are
	non-zero.
	* generated/matmul_i1.c:  Regenerated.
	* generated/matmul_i2.c:  Regenerated.
	* generated/matmul_i4.c:  Regenerated.
	* generated/matmul_i8.c:  Regenerated.
	* generated/matmul_i16.c:  Regenerated.
	* generated/matmul_r4.c:  Regenerated.
	* generated/matmul_r8.c:  Regenerated.
	* generated/matmul_r10.c:  Regenerated.
	* generated/matmul_r16.c:  Regenerated.
	* generated/matmul_c4.c:  Regenerated.
	* generated/matmul_c8.c:  Regenerated.
	* generated/matmul_c10.c:  Regenerated.
	* generated/matmul_c16.c:  Regenerated.

2008-04-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/35988
	* gfortran.dg/matmul_7.f90:  New test.

From-SVN: r134579
2008-04-23 05:50:54 +00:00
GCC Administrator d5555b955d Daily bump.
From-SVN: r134576
2008-04-23 00:17:38 +00:00
Steve Ellcey 226e8d20a1 wo_prof_global_var.c: Initialize array.
* gcc.dg/struct/wo_prof_global_var.c: Initialize array.
	* gcc.dg/struct/wo_prof_malloc_size_var.c: Ditto.
	* gcc.dg/struct/w_prof_local_var.c: Ditto.
	* gcc.dg/struct/w_prof_global_var.c: Ditto.
	* gcc.dg/struct/wo_prof_local_var.c: Ditto.

From-SVN: r134572
2008-04-22 23:31:58 +00:00
Jason Merrill e76d7cc71d re PR c++/35316 (ICE with typeof/decltype and bit-fields)
PR c++/35316
        * semantics.c (finish_decltype_type): Check DECL_BIT_FIELD_TYPE
        to see if DECL_BIT_FIELD_TYPE should be used, not some other flag.
        * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.

From-SVN: r134571
2008-04-22 19:13:19 -04:00
Jakub Jelinek 63cb92c1ee re PR rtl-optimization/36017 (Miscompilation of tail call sqrt)
PR rtl-optimization/36017
	* builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
	expanding the library call.

	* gcc.dg/pr36017.c: New test.

From-SVN: r134569
2008-04-23 00:33:48 +02:00
Jakub Jelinek d7b5fa3150 re PR c++/35747 (ICE with undefined variable in statement expression)
PR c++/35747
	* semantics.c (finish_stmt_expr): Call pop_stmt_list even if the stmt
	expression is errorneous.

	* g++.dg/ext/stmtexpr13.C: New test.

From-SVN: r134567
2008-04-23 00:06:58 +02:00
Ian Lance Taylor b2f06c39b0 fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather than size_in_bytes.
./:	* fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
	than size_in_bytes.
testsuite/:
	* gcc.c-torture/compile/20080419-1.c: New test.

From-SVN: r134566
2008-04-22 21:23:23 +00:00
Pat Haugen aafc759a8a rs6000.c (rs6000_register_move_cost): Increase cost of LR/CTR moves for Power6.
* config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
	of LR/CTR moves for Power6.

From-SVN: r134565
2008-04-22 19:28:56 +00:00
Daniel Franke 28f6862553 cpplib.h (cpp_define_formatted): New.
2008-04-22  Daniel Franke  <franke.daniel@gmail.com>

        * include/cpplib.h (cpp_define_formatted): New.
        * directives.c (cpp_define_formatted): New.

From-SVN: r134564
2008-04-22 14:04:32 -04:00
Kris Van Hees 6ca1c37cdb re PR testsuite/35981 (FAIL: gcc.dg/utf-cvt.c (test for warnings, line 46/47) with -m64)
2008-04-22  Kris Van Hees <kris.van.hees@oracle.com>

	PR testsuite/35981
	* g++.dg/ext/utf-cvt.C: Handle 64-bit platforms correctly.
	Add tests for 'long long'.
	* gcc.dg/utf-cvt.c: Handle 64-bit platforms correctly.
	Add tests for 'long long'.

From-SVN: r134562
2008-04-22 17:20:40 +00:00
Joel Sherrill d9126ef8c8 s-osinte-rtems.adb: Add sigalstack function.
2008-04-22  Joel Sherrill <joel.sherrill@oarcorp.com>

	* s-osinte-rtems.adb: Add sigalstack function.
	* s-osinte-rtems.ads: Add SO_ONSTACK and sigalstack
	function. Add Alternate_Stack and Alternate_Stack_Size.
	Add missing process_shared field to pthread_condattr_t
	and change ss_low_priority to int from timespec.

From-SVN: r134560
2008-04-22 14:15:04 +00:00
Kenneth Zadeck 5b4603fac2 re PR middle-end/36003 (pass_fast_rtl_byte_dce is disabled currently because of breakage in CC0 targets)
2008-04-22  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR middle-end/36003
	* passes.c (init_optimization_passes): Remove
	pass_fast_rtl_byte_dce.

From-SVN: r134559
2008-04-22 13:43:47 +00:00
Uros Bizjak 6126672ef1 re PR target/29096 (faster _mm_cvtpi32x2_ps for xmmintrin.h)
PR target/29096
	* config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
	builtin functions to generate faster code.
	(_mm_cvtpu16_ps): Ditto.
	(_mm_cvtpi32x2_ps): Ditto.

From-SVN: r134558
2008-04-22 14:41:14 +02:00
Nick Clifton e842d14ec8 * gcc.dg/Wconversion-real.c: Add missing end of comment marker.
From-SVN: r134557
2008-04-22 10:06:29 +00:00
Nick Clifton 53ed2f0e06 common.opt (ftree-loop-distribution): Add Optimization attribute.
* common.opt (ftree-loop-distribution): Add Optimization
        attribute.

From-SVN: r134556
2008-04-22 09:58:19 +00:00
Nick Clifton 7dd6898692 frv.c (frv_stack_info): Use crtl instead of cfun.
* config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
  (frv_expand_builtin_va_start): Likewise.

From-SVN: r134554
2008-04-22 09:49:43 +00:00
Nick Clifton f6d2671ea9 arm.c (thumb_find_work_register): Fix location of argument register count.
* config/arm/arm.c (thumb_find_work_register): Fix location of
  argument register count.

From-SVN: r134553
2008-04-22 09:42:25 +00:00
Maxim Kuvyrkov 826fadba81 Support scheduling for ColdFire V1 and V3 microarchitecture.
Improve scheduling of multiplication instructions.

	* config/m68k/m68k.md (cpu): Add cfv1 and cfv3.  Rename cf_v2 to cfv1.
	(mac): New instruction attribute.
	* config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
	(m68k_sched_mac): New variable.
	(m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
	Handle cfv1 and cfv3.
	(max_insn_size): New static variable.
	(struct _sched_ib): New type.
	(sched_ib): New static variable.
	(sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
	to fields of 'struct _sched_ib sched_ib'.  Update all uses.
	(m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
	Update.
	(m68k_sched_md_init_global, m68k_sched_md_finish_global,
	m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3.  Init
	new variables.  Update.
	(m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
	Add modeling of cfv3 instruction buffer.  Update.
	* config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
	* config/m68k/m68k.h (TUNE_CFV3): New macro.
	* config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
	(cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
	a particular reservation applies to.
	(type2): Reorganize attribute values.  Rename alu to alu_reg,
	alu_l to alu, move_l to omove.  Join move to alu.  Split mul
	to mul_l and mul_w.
	(cf_ib_*): Simplify description of instruction buffer.
	(cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
	(cf_mem): Split into cf_mem1 and cf_mem2.
	(cf_v2_move_??): Rename to cfv12_alu_??.
	(cf_v2_move_l_??): Rename to cfv12_omove_??.
	(cf_v2_mul_??): Remove reservations.
	(cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
	cfv12_emac_??, cfv12_emac_w_i0): New reservations.
	(cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
	appropriate place.
	(cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
	cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
	cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
	cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
	cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
	cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
	(cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
	expansions of the above reservations for instructions of sizes
	1, 2 and 3 words.

From-SVN: r134552
2008-04-22 07:28:42 +00:00
Maxim Kuvyrkov c23da840b2 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
From-SVN: r134551
2008-04-22 07:24:06 +00:00
Samuel Tardieu 0a58c87e58 i-forbla.adb: Link against -llapack and -lblas by default instead of the private -lgnalasup.
gcc/ada/
	* i-forbla.adb: Link against -llapack and -lblas by default
	instead of the private -lgnalasup.

From-SVN: r134550
2008-04-22 07:14:31 +00:00
Uros Bizjak b6d64576ad re PR target/31486 (ICE with vector code when -mno-sse2 on amd64)
PR target/31486
	* gcc.target/i386/pr31486.c: New test.

From-SVN: r134549
2008-04-22 08:48:48 +02:00
GCC Administrator 2aa9add758 Daily bump.
From-SVN: r134547
2008-04-22 00:17:48 +00:00
Adam Nemet 27624b9e21 coverage.c: Include tree-pass.h.
* coverage.c: Include tree-pass.h.
	(coverage_counter_alloc): Print da_file_name to the dump file.

testsuite/
	* gcc.dg/profile-dir-1.c, gcc.dg/profile-dir-2.c,
	gcc.dg/profile-dir-3.c: Generate tree_profile dump.  Check gcda
	file name there instead of the assembly.  Cleanup tree_profile
	dump file.

From-SVN: r134541
2008-04-21 23:35:47 +00:00
Steve Ellcey 2cdfa19e36 vect-vfa-slp.c: XFAIL if vect_no_align.
* gcc.dg/vect/vect-vfa-slp.c: XFAIL if vect_no_align.
	* gcc.dg/vect/slp-25.c: Ditto.
	* gcc.dg/vect/vect-outer-5.c: Ditto.
	* gcc.dg/vect/pr33804.c: Ditto.
	* gcc.dg/vect/vect-outer-4c.c: Ditto.
	* gcc.dg/vect/no-vfa-vect-depend-1.c: Ditto.
	* gcc.dg/vect/pr33953.c: Ditto.
	* gcc.dg/vect/slp-3.c: Ditto.
	* gcc.dg/vect/vect-iv-6.c: Ditto.

From-SVN: r134540
2008-04-21 23:32:32 +00:00
Jakub Jelinek 86daf9577c * g++.dg/ext/fixed1.C: Add dg-options.
From-SVN: r134536
2008-04-22 00:26:19 +02:00
Aurelien Jarno 951b54cc3b configure.ac: use -fPIC on Linux/MIPS hosts.
2008-04-21  Aurelien Jarno  <aurelien@aurel32.net>

        * libiberty/configure.ac: use -fPIC on Linux/MIPS hosts.
        * libiberty/configure: Regenerate.

From-SVN: r134534
2008-04-21 21:23:34 +00:00
Steve Ellcey 6384205f42 * f95-lang.c (gfc_init_decl_processing): use ptr_mode instead of Pmode.
From-SVN: r134533
2008-04-21 21:22:34 +00:00
Ralf Wildenhues 6d26724a16 libgomp/
* acinclude.m4 (LIBGOMP_CHECK_SYNC_BUILTINS)
	(LIBGOMP_CHECK_ATTRIBUTE_VISIBILITY)
	(LIBGOMP_CHECK_ATTRIBUTE_DLLEXPORT)
	(LIBGOMP_CHECK_ATTRIBUTE_ALIAS): Fix cache variable names.
	* configure: Regenerate.
	* Makefile.in, testsuite/Makefile.in: Likewise.

libstdc++-v3/
	* acinclude.m4 (GLIBCXX_CHECK_SETRLIMIT, GLIBCXX_ENABLE_C99)
	(GLIBCXX_CHECK_C99_TR1, GLIBCXX_CHECK_RANDOM_TR1)
	(GLIBCXX_ENABLE_VISIBILITY): Fix cache variable names.
	(GLIBCXX_CHECK_SYSTEM_ERROR): Likewise.  Factorize.
	* configure: Regenerate.

libgfortran/
	* acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY)
	(LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT)
	(LIBGFOR_CHECK_ATTRIBUTE_ALIAS, LIBGFOR_CHECK_SYNC_FETCH_AND_ADD)
	(LIBGFOR_GTHREAD_WEAK, LIBGFOR_CHECK_UNLINK_OPEN_FILE)
	(LIBGFOR_CHECK_CRLF, LIBGFOR_CHECK_FOR_BROKEN_ISFINITE)
	(LIBGFOR_CHECK_FOR_BROKEN_ISNAN)
	(LIBGFOR_CHECK_FOR_BROKEN_FPCLASSIFY, LIBGFOR_CHECK_WORKING_STAT)
	(LIBGFOR_CHECK_FPSETMASK, LIBGFOR_CHECK_MINGW_SNPRINTF):
	Fix cache variable names.
	* configure, Makefile.in: Regenerate.

From-SVN: r134531
2008-04-21 20:55:19 +00:00
Kenneth Zadeck b60db1bae7 sbitmap.c (sbitmap_range_empty_p): New function.
2008-04-24  Kenneth Zadeck <zadeck@naturalbridge.com>
	* sbitmap.c (sbitmap_range_empty_p): New function.
	* sbitmap.h (sbitmap_range_empty_p): New function.
	* bitmap.h: Now includes obstack.h.

From-SVN: r134529
2008-04-21 20:15:38 +00:00
Kenneth Zadeck 6d9d0028e5 forgot to add this in last commit.
From-SVN: r134528
2008-04-21 20:01:26 +00:00
Richard Sandiford cc806ac109 dbgcnt.def (ra_byte_scan): Added.
2008-04-24  Richard Sandiford  <rsandifo@nildram.co.uk>
	    Kenneth Zadeck <zadeck@naturalbridge.com>

	* dbgcnt.def (ra_byte_scan): Added.
	* dbgcnt.c (dbg_cnt): Added code to print message to dump_file
	when the last hit happens for a counter.  
	* timevar.def (TV_DF_BYTE_LR): New variable.
	* tree-pass.h (pass_fast_rtl_byte_dce): New pass.
	* passes.c (pass_fast_rtl_byte_dce): New pass.
	* fwprop.c (update_df): Added mode to call df_ref_create.
	Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
	DF_REF_EXTRACT_OFFSET.
	* df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN, 
	DF_BYTE_LR_OUT, df_byte_lr): New macro.
	(df_mm): New enum.
	(df_ref_extract): Added mode field.
	(DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
	DF_REF_EXTRACT_OFFSET.
	(DF_REF_EXTRACT_MODE): New macro.
	(df_byte_lr_bb_info): New structure.
	(df_print_byte_regset, df_compute_accessed_bytes, 
	df_byte_lr_add_problem, df_byte_lr_get_regno_start,
	df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
	df_byte_lr_simulate_uses,
	df_byte_lr_simulate_artificial_refs_at_top,
	df_byte_lr_simulate_artificial_refs_at_end,
	df_compute_accessed_bytes): New function.
	(df_ref_create): Add parameter.
	(df_byte_lr_get_bb_info): New inline function.
	* df-scan.c (df_ref_record, df_uses_record,
	df_ref_create_structure): Added mode parameter.
	(df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1, 
	df_defs_record, df_uses_record, df_get_conditional_uses,
	df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, 
	df_entry_block_defs_collect, df_exit_block_uses_collect):
	Added mode parameter to calls to df_ref_record, df_uses_record,
	df_ref_create_structure.
       	(df_ref_equal_p, df_ref_compare): Added test for modes.
	(df_ref_create_structure): Added code to set mode.  Renamed
	DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
	DF_REF_EXTRACT_OFFSET.
	* df-core.c (df_print_byte_regset): New function.
	* df-byte-scan.c: New file.
	* df-problems.c (df_rd_transfer_function): Removed unnecessary
	calls to BITMAP_FREE.  
	(df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
	(df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
	df_byte_lr_set_bb_info, df_byte_lr_free_bb_info, 
	df_byte_lr_check_regs, df_byte_lr_expand_bitmap, 
	df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
	df_byte_lr_local_compute, df_byte_lr_init,
	df_byte_lr_confluence_0, df_byte_lr_confluence_n, 
	df_byte_lr_transfer_function, df_byte_lr_free, 
	df_byte_lr_top_dump, df_byte_lr_bottom_dump,
	df_byte_lr_add_problem, df_byte_lr_simulate_defs, 
	df_byte_lr_simulate_uses,
	df_byte_lr_simulate_artificial_refs_at_top,
	df_byte_lr_simulate_artificial_refs_at_end): New function.
	* dce.c (byte_dce_process_block): New function.
	(dce_process_block): au is now passed in rather than computed
	locally.  Changed loops that look at artificial defs to not look
	for conditional or partial ones, because there never are any.  
	(fast_dce): Now is able to drive byte_dce_process_block or 
	dce_process_block depending on the kind of dce being done.
	(rest_of_handle_fast_dce): Add parameter to fast_dce.
	(rest_of_handle_fast_byte_dce): New function.
	(rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
	* Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.




Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com>

From-SVN: r134523
2008-04-21 18:55:13 +00:00
Uros Bizjak f7546fa716 re PR target/26445 (SSE byte-by-byte load instruction fails to compile)
PR target/26445
        * g++.dg/other/i386-4.C: New test.

From-SVN: r134522
2008-04-21 20:41:04 +02:00
Jason Merrill d05739f8c4 re PR c++/35325 (ICE with fixed-point types in template parameter)
PR c++/35325
        * tree.c (cp_tree_equal): Handle FIXED_CST.

From-SVN: r134519
2008-04-21 13:58:53 -04:00
Daniel Franke 3d4cb550a7 re PR fortran/35019 (Gfortran does not support "-J <dir>" only "-J<dir>")
gcc:
2008-04-21  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/35019
        * gcc.h: Added fortran options that take arguments to
        DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
        macros.

gcc/fortran:
2008-04-21  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/35019
        * gfortranspec.c (lookup_option): Properly handle separated arguments
        in -J option, print missing argument message when necessary.

From-SVN: r134518
2008-04-21 13:10:15 -04:00
Jason Merrill ee34d21ad5 re PR c++/35678 (partial template specialization ICE in dependent_type_p, at cp/pt.c:15539)
PR c++/35678
        * pt.c (template_template_parm_bindings_ok_p): Set
        processing_template_decl while in this function.

From-SVN: r134515
2008-04-21 11:59:36 -04:00
Tom Tromey 688e7a5344 re PR preprocessor/33415 (Can't compile .cpp file with UTF-8 BOM.)
libcpp
	PR libcpp/33415:
	* charset.c (_cpp_convert_input): Add buffer_start argument.
	Ignore UTF-8 BOM if seen.
	* internal.h (_cpp_convert_input): Add argument.
	* files.c (struct _cpp_file) <buffer_start>: New field.
	(destroy_cpp_file): Free buffer_start, not buffer.
	(_cpp_pop_file_buffer): Likewise.
	(read_file_guts): Update.
gcc/testsuite
	PR libcpp/33415:
	* gcc.dg/cpp/pr33415.c: New file.

From-SVN: r134507
2008-04-21 14:02:00 +00:00
Olivier Hainque 009890be6c Access to most C builtins from Ada
2008-04-21  Olivier Hainque  <hainque@adacore.com>

ada/
        Access to most C builtins from Ada
        * utils.c: #include "langhooks.h" and define GCC_DIAG_STYLE.
        (handle_pure_attribute, handle_novops_attribute,
        handle_nonnull_attribute, handle_sentinel_attribute,
        handle_noreturn_attribute, handle_malloc_attribute,
        handle_type_generic_attribute): New attribute handlers, from C fe.
        (gnat_internal_attribute_table): Map the new handlers.
        (gnat_init_decl_processing): Move call to gnat_install_builtins to ...
        (init_gigi_decls): ... here.
        (handle_const_attribute, handle_nothrow_attribute, builtin_decl_for):
        Move to a section dedicated to builtins processing.
        (build_void_list_node, builtin_type_for_size): New functions.
        (def_fn_type, get_nonnull_operand): Likewise.
        (install_builtin_elementary_type, install_builtin_function_types,
        install_builtin_attributes): Likewise.
        (fake_attribute_handler): Fake handler for attributes we don't
        support in Ada.
        (def_builtin_1): New function, worker for DEF_BUILTIN.
        (install_builtin_functions): New function.
        (gnat_install_builtins): Move to the builtins processing section.
        Now calling the newly introduced installers.

testsuite/
        * gnat.dg/bltins.adb: New testcase.

From-SVN: r134504
2008-04-21 09:20:29 +00:00
GCC Administrator d82b799ce5 Daily bump.
From-SVN: r134499
2008-04-21 00:17:32 +00:00
Jerry DeLisle afacce119d re PR fortran/35991 (run-time abort for CSHIFT of zero sized array)
2008-04-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/35991
	gfortran.dg/zero-sized_4.f90: New test.

From-SVN: r134495
2008-04-20 21:17:42 +00:00
Ralf Wildenhues 8a441bd5d7 re PR libstdc++/35954 (cannot build from read-only source tree)
libstdc++-v3/
	PR libstdc++/35954
	* include/Makefile.am (pch*_output): Do not touch pch*_output_anchor.
	Call 'mkdir -p' unconditionally, but ignore its return value.
	* include/Makefile.in: Regenerate.

From-SVN: r134494
2008-04-20 21:14:32 +00:00
Jerry DeLisle f449022dca re PR fortran/35882 (Miscounted continuation lines when interspersed with data)
2008-04-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/35882
	* scanner.c (skip_fixed_comments): Update continue_line when comment is
	detected. (gfc_next_char_literal): Likewise.

	PR fortran/35882
	* gfortran.dg/continuation_5.f: Add some comment lines.
	* gfortran.dg/continuation_3.f90: Add some comment lines.

From-SVN: r134493
2008-04-20 21:11:22 +00:00