1 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5 va_size, and type_size.
7 2008-08-04 Jason Merrill <jason@redhat.com>
10 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
13 2008-08-05 Richard Henderson <rth@redhat.com>
15 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
18 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
22 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
25 2008-08-05 Richard Henderson <rth@redhat.com>
27 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
28 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
29 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
30 * common.opt (fdwarf2-cfi-asm): New.
31 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
32 * config.in, configure: Rebuild.
33 * dwarf2asm.c (dw2_asm_output_data_raw): New.
34 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
35 (dw2_force_const_mem): Externalize.
36 * dwarf2asm.h: Update.
37 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
38 generate a real label.
39 (output_cfi_directive): New.
40 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
41 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
42 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
44 (dwarf2out_end_epilogue): Emit .cfi_endproc.
45 (output_loc_operands_raw, output_loc_sequence_raw): New.
46 (output_cfa_loc_raw): New.
48 2008-08-05 Paul Brook <paul@codesourcery.com>
50 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
51 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
52 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
53 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
54 * config/arm/arm.h (TARGET_VFPD32): Define.
55 (TARGET_VFP3): Use TARGET_VFPD32.
56 (fputype): Add FPUTYPE_VFP3D16.
57 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
58 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
59 * config/arm/arm-cores.def: Add cortex-r4f.
60 * config/arm/arm-tune.md: Regenerate.
62 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
64 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
65 Reword some comments throughout the file.
67 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
68 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
69 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
70 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
72 (MFC_START_ENABLE): Remove PPU-only define.
73 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
74 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
76 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
77 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
78 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
79 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
80 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
81 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
82 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
84 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
85 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
86 (mfc_sdcrt, mfc_sdcrtst): Likewise.
87 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
89 (spu_read_machine_status): Fix typo.
91 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
93 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
94 SUBREG of multi-word hard register.
95 * config/spu/spu.c (valid_subreg): Likewise.
96 (adjust_operand): Handle SUBREGs of multi-word hard registers.
98 2008-08-04 Richard Guenther <rguenther@suse.de>
100 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
101 the candidate with the stripped base if that base is different
102 from the original base even for offset zero.
104 2008-08-04 Richard Guenther <rguenther@suse.de>
107 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
108 check for no_overflow.
110 2008-08-04 Richard Guenther <rguenther@suse.de>
112 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
114 2008-08-04 Paul Brook <paul@codesourcery.com>
116 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
117 (arm_order_regs_for_local_alloc): New function.
118 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
120 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
122 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
125 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
126 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
127 (ix86_expand_epilogue): Likewise.
129 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
131 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
134 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
136 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
137 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
138 (*movv2sf_internal_rex64): Ditto.
140 2008-08-03 Jan Hubicka <jh@suse.cz>
142 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
143 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
144 * expmed.c (expand_smod_pow2): Likewise.
146 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
150 alternative 0 of operand 1.
151 (*vec_concatv2di_rex64_sse): Ditto.
152 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
154 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
155 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
156 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
157 (*movv2sf_internal_rex64): Ditto.
159 2008-08-02 Richard Guenther <rguenther@suse.de>
162 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
163 (ssedoublesizemode): New mode attribute.
164 (sse_shufps): Call gen_sse_shufps_v4sf.
165 (sse_shufps_1): Macroize.
166 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
167 (sse2_shufpd_1): Macroize.
168 (vec_extract_odd, vec_extract_even): New expanders.
169 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
170 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
171 * i386.c (ix86_expand_vector_init_one_nonzero): Call
172 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
173 (ix86_expand_vector_set): Likewise.
174 (ix86_expand_reduc_v4sf): Likewise.
176 2008-08-01 Doug Kwan <dougkwan@google.com>
178 * matrix-reorg.c: Re-enable all code.
179 (struct malloc_call_data): Change CALL_STMT to gimple type.
180 (collect_data_for_malloc_call): Tuplify.
181 (struct access_site_info): Change STMT to gimple type.
182 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
183 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
184 (struct free_info): Change STMT to gimple type.
185 (struct matrix_access_phi_node): Change PHI to gimple type.
186 (get_inner_of_cast_expr): Remove.
187 (may_flatten_matrices_1): Tuplify.
188 (may_flatten_matrices): Ditto.
189 (mark_min_matrix_escape_level): Ditto.
190 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
191 (ssa_accessed_in_call_rhs): New
192 (ssa_accessed_in_assign_rhs): New
193 (record_access_alloc_site_info): Tuplify.
194 (add_allocation_site): Ditto.
195 (analyze_matrix_allocation_site): Ditto.
196 (analyze_transpose): Ditto.
197 (get_index_from_offset): Ditto.
198 (update_type_size): Ditto.
199 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
200 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
201 (analyze_accesses_for_phi_node): Tuplify.
202 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
203 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
204 (analyze_matrix_accesses): Tuplify.
205 (check_var_data): New call-back type for check_var_notmodified_p.
206 (check_var_notmodified_p): Tuplify and use call-back struct to
207 return statement found.
208 (can_calculate_expr_before_stmt): Factor out statement related code
210 (can_calculate_stmt_before_stmt): New.
211 (check_allocation_function): Tuplify.
212 (find_sites_in_func): Ditto.
213 (record_all_accesses_in_func): Ditto.
214 (transform_access_sites): Ditto.
215 (transform_allocation_sites): Ditto.
216 (matrix_reorg): Re-enable.
217 (gate_matrix_reorg): Re-enable.
219 2008-08-01 Jakub Jelinek <jakub@redhat.com>
221 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
222 for labels for which it hasn't been set yet. If it has been set,
223 stop walking insns and continue with next worklist item.
224 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
225 if the only BARRIER is at the very end of a function.
227 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
229 * cfgexpand.c (expand_stack_alignment): Assert that
230 stack_realign_drap and drap_rtx must match.
232 * function.c (instantiate_new_reg): If DRAP is used to realign
233 stack, replace virtual_incoming_args_rtx with internal arg
236 2008-08-01 Richard Guenther <rguenther@suse.de>
238 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
239 loop information only if we initialized it.
240 (execute_pre): Call fini_pre with in_fre.
241 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
242 if we do not unroll because we hit max-completely-peeled-insns.
243 Use our estimation for consistency, do allow shrinking.
245 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
247 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
248 with MIN_STACK_BOUNDARY.
249 (ix86_update_stack_boundary): Likewise.
250 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
253 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
254 (MIN_STACK_BOUNDARY): This.
256 2008-08-01 Richard Guenther <rguenther@suse.de>
259 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
261 2008-08-01 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/36988
264 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
265 do not matter if that doesn't change volatile qualification.
267 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
269 * configure.ac: Do not generate libada-mk. Do not subst
271 * libada-mk.in: Remove.
272 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
273 * configure: Regenerate.
275 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
277 * tree-pass.h: Added comment about not dumping passes with name
278 starting with star in struct opt_pass.
279 * passes.c (register_dump_files_1): Don't do dump for a pass with
280 name starting with star.
281 * doc/passes.texi (Pass manager): Mention pass names and special
282 meaning of star prefix to avoid dump.
284 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
286 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
288 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
289 (ISA_MIPS64R2): New macro.
290 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
291 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
292 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
293 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
294 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
295 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
296 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
297 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
298 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
299 Move up to keep list alphabetically sorted.
300 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
301 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
303 * doc/invoke.texi (MIPS Options): Add -mips64r2.
304 (-march=@var{arch}): Add mips64r2.
306 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
308 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
310 2008-07-31 Steve Ellcey <sje@cup.hp.com>
312 * expr.c (expand_assignment): Check for complete type.
314 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
317 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
319 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
322 * function.h (rtl_data): Add stack_realign_tried. Update comments.
324 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
326 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
327 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
329 2008-07-31 Jakub Jelinek <jakub@redhat.com>
331 PR rtl-optimization/36419
332 * dwarf2out.c (barrier_args_size): New variable.
333 (compute_barrier_args_size, compute_barrier_args_size_1): New
335 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
336 if not called yet in the current function, use barrier_args_size
337 array to find the new args_size value.
338 (dwarf2out_frame_debug): Free and clear barrier_args_size.
340 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
343 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
346 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
349 * dwarf2out.c (dwarf2out_args_size_adjust): New.
350 (dwarf2out_stack_adjust): Use it.
351 (dwarf2out_frame_debug_expr): Likewise.
353 2008-07-31 Richard Guenther <rguenther@suse.de>
355 PR tree-optimization/36978
356 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
357 the generated condition.
359 2008-07-31 Richard Guenther <rguenther@suse.de>
361 * passes.c (init_optimization_passes): Always call
362 pass_early_warn_uninitialized.
363 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
364 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
365 * doc/passes.texi (Warn for uninitialized variables): Adjust.
367 2008-07-31 Jakub Jelinek <jakub@redhat.com>
370 * builtins.c (maybe_emit_free_warning): New function.
371 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
372 maybe_emit_free_warning for BUILT_IN_FREE.
375 * dwarf2out.c (get_context_die): New function.
376 (force_decl_die, force_type_die): Use it.
377 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
378 returns NULL, force generation of DW_TAG_typedef and put that into
381 PR preprocessor/36649
382 * c-pch.c (c_common_read_pch): Save and restore
383 line_table->trace_includes across PCH restore.
385 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
388 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
390 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
393 * final.c (call_from_call_insn): Handle COND_EXEC.
395 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
397 * builtins.c (std_gimplify_va_arg_expr): Replace
398 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
399 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
401 2008-07-30 Joey Ye <joey.ye@intel.com>
402 H.J. Lu <hongjiu.lu@intel.com>
404 * builtins.c (expand_builtin_setjmp_receiver): Replace
405 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
406 (expand_builtin_apply_args_1): Likewise.
407 (expand_builtin_longjmp): Need DRAP for stack alignment.
408 (expand_builtin_apply): Likewise.
410 * caller-save.c (setup_save_areas): Call assign_stack_local_1
411 instead of assign_stack_local to allow alignment reduction.
413 * calls.c (emit_call_1): Need DRAP for stack alignment if
415 (expand_call): Replace virtual_incoming_args_rtx with
416 crtl->args.internal_arg_pointer.
417 * stmt.c (expand_nl_goto_receiver): Likewise.
419 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
420 alignment and store to stack_alignment_estimated and
421 max_used_stack_slot_alignment.
422 (expand_one_var): Likewise.
423 (expand_stack_alignment): New function.
424 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
425 and stack_alignment_estimated fields in rtl_data. Call
426 expand_stack_alignment at end.
428 * defaults.h (INCOMING_STACK_BOUNDARY): New.
429 (MAX_STACK_ALIGNMENT): Likewise.
430 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
431 (SUPPORTS_STACK_ALIGNMENT): Likewise.
433 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
434 stack alignment when generating virtual registers.
436 * function.c (assign_stack_local): Renamed to ...
437 (assign_stack_local_1): This. Add a parameter to indicate
438 if it is OK to reduce alignment.
439 (assign_stack_local): Use it.
440 (instantiate_new_reg): Instantiate virtual incoming args rtx
441 to vDRAP if stack realignment and DRAP is needed.
442 (assign_parms): Collect parameter/return type alignment and
443 contribute to stack_alignment_estimated.
444 (locate_and_pad_parm): Likewise.
445 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
446 with crtl->args.internal_arg_pointer.
448 * function.h (rtl_data): Add new field drap_reg,
449 max_used_stack_slot_alignment, stack_alignment_estimated,
450 stack_realign_needed, need_drap, stack_realign_processed and
451 stack_realign_finalized.
452 (stack_realign_fp): New macro.
453 (stack_realign_drap): Likewise.
455 * global.c (compute_regsets): Frame pointer is needed when
456 stack is realigned. Can eliminate frame pointer when stack is
457 realigned and dynamic realigned argument pointer isn't used.
459 * reload1.c (update_eliminables): Frame pointer is needed
460 when stack is realigned.
461 (init_elim_table): Can eliminate frame pointer when stack is
462 realigned and dynamic realigned argument pointer isn't used.
464 * rtl.h (assign_stack_local_1): Declare new funtion.
466 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
467 (TARGET_GET_DRAP_RTX): Likewise.
468 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
471 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
473 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
474 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
476 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
477 H.J. Lu <hongjiu.lu@intel.com>
479 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
480 vdrap_reg, stack_realign and drap_reg_saved.
481 (add_cfi): Don't allow redefining CFA when DRAP is used.
482 (reg_save): Handle stack alignment.
483 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
484 alignment. Don't generate DWARF information for (set fp sp)
486 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
488 (int_loc_descriptor): Move prototype forward. Also define if
489 DWARF2_UNWIND_INFO is true.
490 (output_cfa_loc): Handle DW_CFA_expression.
491 (build_cfa_aligned_loc): New.
492 (based_loc_descr): Update assert for stack realign. For local
493 variables, use sp+offset when stack is aligned without drap and
494 fp+offset when stack is aligned with drap. For arguments, use
495 cfa+offset when drap is used to align stack.
497 2008-07-30 Joey Ye <joey.ye@intel.com>
498 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
502 (ix86_gen_andsp): New.
503 (ix86_user_incoming_stack_boundary): Likewise.
504 (ix86_default_incoming_stack_boundary): Likewise.
505 (ix86_incoming_stack_boundary): Likewise.
506 (ix86_can_eliminate): Likewise.
507 (find_drap_reg): Likewise.
508 (ix86_update_stack_boundary): Likewise.
509 (ix86_get_drap_rtx): Likewise.
510 (ix86_finalize_stack_realign_flags): Likewise.
511 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
512 (TARGET_GET_DRAP_RTX): Likewise.
513 (override_options): Overide option value for new options.
514 (ix86_function_ok_for_sibcall): Remove check for
515 force_align_arg_pointer.
516 (ix86_handle_cconv_attribute): Likewise.
517 (ix86_function_regparm): Likewise.
518 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
519 (ix86_va_start): Replace virtual_incoming_args_rtx with
520 crtl->args.internal_arg_pointer.
521 (ix86_select_alt_pic_regnum): Check DRAP register.
522 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
523 (ix86_compute_frame_layout): Compute frame layout wrt stack
525 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
526 (ix86_expand_prologue): Decide if stack realignment is needed
527 and generate prologue code accordingly.
528 (ix86_expand_epilogue): Generate epilogue code wrt stack
529 realignment is really needed or not.
531 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
532 (ABI_STACK_BOUNDARY): Likewise.
533 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
534 (STACK_REALIGN_DEFAULT): Likewise.
535 (INCOMING_STACK_BOUNDARY): Likewise.
536 (MAX_STACK_ALIGNMENT): Likewise.
537 (ix86_incoming_stack_boundary): Likewise.
538 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
539 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
540 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
541 (machine_function): Remove force_align_arg_pointer.
543 * config/i386/i386.md (BX_REG): New.
546 * config/i386/i386.opt (mforce_drap): New.
547 (mincoming-stack-boundary): Likewise.
548 (mstackrealign): Add Init(-1).
550 * config/i386/i386-protos.h (ix86_can_eliminate): New
552 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
554 * doc/extend.texi: Update force_align_arg_pointer.
556 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
559 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
560 (INCOMING_STACK_BOUNDARY): Likewise.
561 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
562 (TARGET_GET_DRAP_RTX): Likewise.
564 2008-07-30 Andreas Schwab <schwab@suse.de>
566 PR rtl-optimization/36929
567 * dse.c (replace_inc_dec): Use emit_insn_before instead of
568 add_insn_before and fix argument order.
569 (replace_inc_dec_mem): Handle NULL rtx.
571 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
573 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
575 (arm_compute_initial_elimination_offset): Use it.
576 (arm_compute_save_reg_mask): Include static chain save slot when
577 calculating alignment.
578 (arm_get_frame_offsets): Ditto.
579 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
580 that we can use to decrement the stack when the stack decrement
581 could be too big for an immediate value in a single insn.
582 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
584 2008-07-30 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/36967
587 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
588 Release defs of statements we remove.
590 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
592 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
593 instead of NULL_RTVEC.
595 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
599 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
602 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
604 * final.c (call_from_call_insn): New.
605 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
607 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
609 * configure.ac: Substitute ADA_CFLAGS.
610 * configure: Regenerate.
611 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
612 * Makefile.in: Remove mention of X_* variables.
613 * config/pa/x-ada-hpux10: Remove.
614 * config/pa/x-ada: Remove.
616 * doc/fragments.texi: Update.
618 2008-07-30 Olivier Hainque <hainque@adacore.com>
620 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
621 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
622 __dso_handle explicitly here.
624 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
627 * c-typeck.c (build_binary_op): Encapsulate code into...
628 * c-common.c (shorten_binary_op): ...this new function.
629 (conversion_warning): Use the new function. Handle non-negative
630 constant in bitwise-and.
631 * c-common.h (shorten_binary_op): Declare.
633 2008-07-30 Olivier Hainque <hainque@adacore.com>
635 * scan.c (make_sstring_space): Add explicit conversions of
636 allocator's return value.
637 * fix-header.c (recognized_function): Likewise.
639 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
641 * doc/cpp.texi: Update to GFDL 1.2.
642 * doc/gcc.texi: Do not list GPL as Invariant Section.
643 * doc/gccint.texi: Likewise. Update copyright years.
644 * doc/install.texi: Update copyright years.
646 2008-07-30 Alan Modra <amodra@bigpond.net.au>
649 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
650 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
652 2008-07-29 Jan Hubicka <jh@suse.cz>
654 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
655 (grokdeclarator): Likewise.
656 * langhooks.c (lhd_warn_unused_global_decl): Use
657 DECL_DECLARED_INLINE_P.
658 * print-tree.c (print_node): Remove DECL_INLINE check.
660 2008-07-29 Richard Guenther <rguenther@suse.de>
662 PR tree-optimization/36945
663 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
665 Record invariant addresses un-decomposed.
666 (copy_reference_ops_from_call): Record reference call
667 arguments properly. Simplify.
668 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
669 helper split out from ...
670 (create_component_ref_by_pieces): ... here. Simplify.
671 Prepare for recursive invocation for call arguments.
672 (create_expression_by_pieces): Adjust call to
673 create_component_ref_by_pieces.
674 (compute_avail): Process operand 2 of reference ops.
676 2008-07-29 Richard Guenther <rguenther@suse.de>
678 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
680 2008-07-29 Jakub Jelinek <jakub@redhat.com>
682 * c-format.c (check_format_types): Revert unwanted checkin.
684 2008-07-29 Jan Hubicka <jh@suse.cz>
686 * flags.h (flag_really_no_inline): Remove.
687 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
688 * toplev.c (flag_really_no_inline): Remove.
689 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
690 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
691 (cgraph_decide_inlining_incrementally): Likewise.
692 (compute_inline_parameters): Likewise.
693 * opts.c (decode_options): Simplify.
694 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
695 * common.opt (finline): Initialize to 1.
696 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
698 2008-07-29 Jan Hubicka <jh@suse.cz>
700 * predict.c (always_optimize_for_size_p): New function.
701 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
702 optimize_edge_for_size_p, optimize_edge_for_speed_p,
703 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
705 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
706 * function.c (prepare_function_start): Set default profile.
707 * function.h (rtl_data): Add maybe_hot_insn_p.
708 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
709 (construct_exit_block): Likewise.
710 (tree_expand_cfg): Likewise.
712 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
713 optimize_edge_for_size_p, optimize_edge_for_speed_p,
714 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
715 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
718 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
721 * c-decl.c (merge_decls): Merge USED flags.
723 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
725 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
726 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
727 next_stack, lab_false and lab_over trees.
729 2008-07-28 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/36957
732 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
733 (useless_type_conversion_p): Remove.
734 (types_compatible_p): Remove.
735 * gimple.h (tree_ssa_useless_type_conversion): Declare.
736 (useless_type_conversion_p): Declare.
737 (types_compatible_p): Declare.
738 (gimple_expr_type): Return the base type only if it is
739 trivially convertible to the subtype.
741 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
743 * configure.ac: Use the m4_do macro to concatenate the warnings into
744 one string in ACX_PROG_CC_WARNING_OPTS,
745 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
746 * configure: Regenerate.
748 2008-07-28 Richard Guenther <rguenther@suse.de>
750 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
751 (insert_fake_stores): Remove.
752 (realify_fake_stores): Likewise.
753 (execute_pre): Remove dead code.
754 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
755 (find_func_aliases): Deal with it here instead.
756 Re-enable gcc_unreachable call.
758 2008-07-28 Richard Guenther <rguenther@suse.de>
760 Merge from gimple-tuples-branch.
762 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
763 * gimple.def: New file.
764 * gsstruct.def: Likewise.
765 * gimple-iterator.c: Likewise.
766 * gimple-pretty-print.c: Likewise.
767 * tree-gimple.c: Removed. Merged into ...
768 * gimple.c: ... here. New file.
769 * tree-gimple.h: Removed. Merged into ...
770 * gimple.h: ... here. New file.
772 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
773 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
774 --enable-checking=gimple flag.
775 * config.in: Likewise.
776 * configure: Regenerated.
778 * tree-ssa-operands.h: Tuplified.
779 * tree-vrp.c: Likewise.
780 * tree-loop-linear.c: Likewise.
781 * tree-into-ssa.c: Likewise.
782 * tree-ssa-loop-im.c: Likewise.
783 * tree-dump.c: Likewise.
784 * tree-complex.c: Likewise.
785 * cgraphbuild.c: Likewise.
786 * tree-ssa-threadupdate.c: Likewise.
787 * tree-ssa-loop-niter.c: Likewise.
788 * tree-pretty-print.c: Likewise.
789 * tracer.c: Likewise.
790 * gengtype.c: Likewise.
791 * tree-loop-distribution.c: Likewise.
792 * tree-ssa-loop-unswitch.c: Likewise.
793 * cgraph.c: Likewise.
794 * cgraph.h: Likewise.
795 * tree-ssa-loop-manip.c: Likewise.
796 * value-prof.c: Likewise.
797 * tree-ssa-loop-ch.c: Likewise.
798 * tree-tailcall.c: Likewise.
799 * value-prof.h: Likewise.
802 * tree-pass.h: Likewise.
803 * ipa-cp.c: Likewise.
804 * tree-scalar-evolution.c: Likewise.
805 * tree-scalar-evolution.h: Likewise.
806 * target.h: Likewise.
807 * lambda-mat.c: Likewise.
808 * tree-phinodes.c: Likewise.
809 * diagnostic.h: Likewise.
810 * builtins.c: Likewise.
811 * tree-ssa-alias-warnings.c: Likewise.
812 * cfghooks.c: Likewise.
813 * fold-const.c: Likewise.
814 * cfghooks.h: Likewise.
815 * omp-low.c: Likewise.
816 * tree-ssa-dse.c: Likewise.
817 * ipa-reference.c: Likewise.
818 * tree-ssa-uncprop.c: Likewise.
819 * toplev.c: Likewise.
820 * tree-gimple.c: Likewise.
821 * tree-gimple.h: Likewise.
822 * tree-chrec.c: Likewise.
823 * tree-chrec.h: Likewise.
824 * tree-ssa-sccvn.c: Likewise.
825 * tree-ssa-sccvn.h: Likewise.
826 * cgraphunit.c: Likewise.
827 * tree-ssa-copyrename.c: Likewise.
828 * tree-ssa-ccp.c: Likewise.
829 * tree-ssa-loop-ivopts.c: Likewise.
830 * tree-nomudflap.c: Likewise.
831 * tree-call-cdce.c: Likewise.
832 * ipa-pure-const.c: Likewise.
833 * c-format.c: Likewise.
834 * tree-stdarg.c: Likewise.
835 * tree-ssa-math-opts.c: Likewise.
836 * tree-ssa-dom.c: Likewise.
837 * tree-nrv.c: Likewise.
838 * tree-ssa-propagate.c: Likewise.
839 * ipa-utils.c: Likewise.
840 * tree-ssa-propagate.h: Likewise.
841 * tree-ssa-alias.c: Likewise.
842 * gimple-low.c: Likewise.
843 * tree-ssa-sink.c: Likewise.
844 * ipa-inline.c: Likewise.
845 * c-semantics.c: Likewise.
846 * dwarf2out.c: Likewise.
848 * tree-ssa-loop-ivcanon.c: Likewise.
849 * predict.c: Likewise.
850 * tree-ssa-loop.c: Likewise.
851 * tree-parloops.c: Likewise.
852 * tree-ssa-address.c: Likewise.
853 * tree-ssa-ifcombine.c: Likewise.
854 * matrix-reorg.c: Likewise.
855 * c-decl.c: Likewise.
856 * tree-eh.c: Likewise.
857 * c-pretty-print.c: Likewise.
858 * lambda-trans.c: Likewise.
859 * function.c: Likewise.
860 * langhooks.c: Likewise.
861 * ebitmap.h: Likewise.
862 * tree-vectorizer.c: Likewise.
863 * function.h: Likewise.
864 * langhooks.h: Likewise.
865 * tree-vectorizer.h: Likewise.
866 * ipa-type-escape.c: Likewise.
867 * ipa-type-escape.h: Likewise.
868 * domwalk.c: Likewise.
869 * tree-if-conv.c: Likewise.
870 * profile.c: Likewise.
871 * domwalk.h: Likewise.
872 * tree-data-ref.c: Likewise.
873 * tree-data-ref.h: Likewise.
874 * tree-flow-inline.h: Likewise.
875 * tree-affine.c: Likewise.
876 * tree-vect-analyze.c: Likewise.
877 * c-typeck.c: Likewise.
878 * gimplify.c: Likewise.
879 * coretypes.h: Likewise.
880 * tree-ssa-phiopt.c: Likewise.
882 * tree-ssa-coalesce.c: Likewise.
883 * tree.def: Likewise.
884 * tree-dfa.c: Likewise.
885 * except.c: Likewise.
886 * except.h: Likewise.
887 * cfgexpand.c: Likewise.
888 * tree-cfgcleanup.c: Likewise.
889 * tree-ssa-pre.c: Likewise.
890 * tree-ssa-live.c: Likewise.
891 * tree-sra.c: Likewise.
892 * tree-ssa-live.h: Likewise.
893 * tree-predcom.c: Likewise.
894 * lambda.h: Likewise.
895 * tree-mudflap.c: Likewise.
896 * ipa-prop.c: Likewise.
897 * print-tree.c: Likewise.
898 * tree-ssa-copy.c: Likewise.
899 * ipa-prop.h: Likewise.
900 * tree-ssa-forwprop.c: Likewise.
901 * ggc-page.c: Likewise.
903 * tree-ssa-dce.c: Likewise.
904 * tree-vect-patterns.c: Likewise.
905 * tree-ssa-ter.c: Likewise.
906 * tree-nested.c: Likewise.
907 * tree-ssa.c: Likewise.
908 * lambda-code.c: Likewise.
909 * tree-ssa-loop-prefetch.c: Likewise.
910 * tree-inline.c: Likewise.
911 * tree-inline.h: Likewise.
912 * tree-iterator.c: Likewise.
913 * tree-optimize.c: Likewise.
914 * tree-ssa-phiprop.c: Likewise.
915 * tree-vect-transform.c: Likewise.
916 * tree-object-size.c: Likewise.
917 * tree-outof-ssa.c: Likewise.
918 * cfgloop.c: Likewise.
919 * system.h: Likewise.
920 * tree-profile.c: Likewise.
921 * cfgloop.h: Likewise.
922 * c-gimplify.c: Likewise.
923 * c-common.c: Likewise.
924 * tree-vect-generic.c: Likewise.
925 * tree-flow.h: Likewise.
926 * c-common.h: Likewise.
927 * basic-block.h: Likewise.
928 * tree-ssa-structalias.c: Likewise.
929 * tree-switch-conversion.c: Likewise.
930 * tree-ssa-structalias.h: Likewise.
931 * tree-cfg.c: Likewise.
932 * passes.c: Likewise.
933 * ipa-struct-reorg.c: Likewise.
934 * ipa-struct-reorg.h: Likewise.
935 * tree-ssa-reassoc.c: Likewise.
936 * cfgrtl.c: Likewise.
937 * varpool.c: Likewise.
939 * tree-ssanames.c: Likewise.
940 * tree-ssa-threadedge.c: Likewise.
941 * langhooks-def.h: Likewise.
942 * tree-ssa-operands.c: Likewise.
943 * config/alpha/alpha.c: Likewise.
944 * config/frv/frv.c: Likewise.
945 * config/s390/s390.c: Likewise.
946 * config/m32c/m32c.c: Likewise.
947 * config/m32c/m32c-protos.h: Likewise.
948 * config/spu/spu.c: Likewise.
949 * config/sparc/sparc.c: Likewise.
950 * config/i386/i386.c: Likewise.
951 * config/sh/sh.c: Likewise.
952 * config/xtensa/xtensa.c: Likewise.
953 * config/stormy16/stormy16.c: Likewise.
954 * config/ia64/ia64.c: Likewise.
955 * config/rs6000/rs6000.c: Likewise.
956 * config/pa/pa.c: Likewise.
957 * config/mips/mips.c: Likewise.
959 2008-07-28 Simon Baldwin <simonb@google.com>
961 * c-pragma.c (handle_pragma_message): New function.
962 (init_pragma): Register handle_pragma_message.
963 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
966 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
968 PR tree-optimization/35252
969 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
970 REALPART_EXPR to be considered as same load operation.
972 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
974 PR tree-optimization/36830
975 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
976 (expressions_equal_p): Return false if only one operand is null.
978 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
980 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
981 version requirements.
983 2008-07-26 Olivier Hainque <hainque@adacore.com>
985 * collect2.c (symkind): New enum. Symbol kinds we care about.
986 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
987 code and head comment accordingly.
988 (scan_prog_file): Use symkind names instead of bare integers.
990 2008-07-25 Jan Hubicka <jh@suse.cz>
992 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
994 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
995 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
996 * dojump.c (clear_pending_stack_adjust): Likewise.
997 * print-tree.c (print_node): Ignore DECL_INLINE.
998 * tree-inline.c (inlinable_function_p): Likewise.
1000 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1002 * doc/extend.texi (hot attribute): Document that the hot attribute
1003 turns on -O3 for some ports.
1004 (cold attribute): Document that the cold attribute turns on -Os
1007 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1008 reflect function specific option support.
1010 * target.h (struct target_option_hooks): Add fields to say whether
1011 the cold attribute implies -Os and the hot attribute implies -O3.
1013 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1014 By default, do not turn on -Os for cold functions.
1015 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1016 not turn on -O3 for hot functions.
1018 * c-common.c (handle_hot_attribute): Use target hook to determine
1019 if hot functions should enable -O3.
1020 (handle_cold_attribute): Use target hook to determine if cold
1021 functions should enable -Os.
1023 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1024 (override_options): Move disable scheduling to
1025 optimization_options.
1026 (optimization_options): Disable scheduling here, not
1028 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1029 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1031 * config/ia64/ia64.c (ia64_override_options): Move setting
1032 scheduling flags to ia64_optimization_options.
1033 (ia64_optimization_options): Disable scheduling options here, and
1034 not in ia64_override_options.
1035 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1036 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1038 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1043 2008-07-25 Martin Jambor <mjambor@suse.cz>
1045 PR tree-optimization/36926
1046 * ipa-prop.c (ipa_analyze_call_uses): Call
1047 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1049 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1051 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1052 movv2si_internal): Add mem = reg alternative.
1054 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1057 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1058 DEFAULT_PCC_STRUCT_RETURN to 127.
1060 2008-07-24 Jan Hubicka <jh@suse.cz>
1062 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
1063 (build_cgraph_edges): Likewise.
1064 * cgraph.c (cgraph_node): Do not update assembler hash.
1065 (cgraph_remove_node): Drop non-unit-at-a-time code.
1066 * tree-pass.h (pass_O0_always_inline): Remove.
1067 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
1068 * toplev.c (process_options): Flag unit-at-a-time does not imply
1070 * cgraphunit.c: Update comments.
1071 (decide_is_function_needed): Drop non-unit-at-a-time mode.
1072 (cgraph_assemble_pending_functions): Remove.
1073 (cgraph_reset_node): Drop non-unit-at-a-time code.
1074 (cgraph_finalize_function): Likewise.
1075 (cgraph_analyze_function): Likewise.
1076 (cgraph_finalize_compilation_unit): Likewise.
1077 (cgraph_expand_function): Likewise.
1078 (cgraph_optimize): Likesise.
1079 (save_inline_function_body): Likewise.
1080 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
1081 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
1082 * ipa-inline.c: Update comments.
1083 (enum inlining_mode): remove INLINE_SPEED.
1084 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
1085 (cgraph_mark_inline_edge): Likewise.
1086 (try_inline): Likewise.
1087 (cgraph_decide_inlining_incrementally): Likewise.
1088 (cgraph_gate_inlining): Remove.
1089 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
1090 (cgraph_gate_early_inlining): Likewise.
1091 (gate_inline_passes): Remove.
1092 (pass_inline_parameters, pass_ipa_inline): Remove gates.
1093 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1094 pass_O0_always_inline): Remove.
1095 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
1096 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
1097 * opts.c (no_unit_at_a_time_default): Remove.
1098 (decode_options): Remove flag_unit_at_a_time reset and warning.
1099 * opts.h (no_unit_at_a_time_default): Remove.
1100 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
1101 early in GNU dialect.
1102 (merge_decls): Update comment; drop unit-at-a-time check.
1103 (finish_decl): Likewise.
1104 (grok_declaration): Remove flag_inline_trees code.
1105 (finish_functions): Return on function returning non-void on all
1107 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
1108 * cfgexpand.c (expand_one_static_var): Remove.
1109 (expand_one_var): Remove expand_one_static_var call.
1110 (expand_used_vars_for_block): Remove flag_unit_a_time check.
1111 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
1112 and flag_unit_at_a-time compatibility checks.
1113 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
1114 * tree-inline.c (flag_inline_trees): Remove.
1115 (inlinable_function_p): Don't check it.
1116 (expand_call_inline): Remove non-unit-at-a-time code.
1117 * tree-inline.h (flag_inline_trees): Remove.
1118 * tree-optimize.c (execute_early_local_optimizations): Remove
1119 unit-at-a-time checks.
1120 (tree_rest_of_compilation): Likewise.
1121 * combine.c (setup_incoming_promotions): Likewise.
1122 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
1123 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
1124 * passes.c (pass_inline_parameters): Update comments; remove
1125 O0_alwaysinline pass.
1126 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
1127 (execute_one_pass): Likewise.
1128 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
1129 (ix86_function_sseregparm): Likewise.
1130 * arm.c (arm_function_in_section_p): Likewise.
1131 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
1132 * varpool.c: Update comments.
1133 (decide_is_variable_needed): Remove unit-at-a-time checks.
1134 (varpool_finalize_decl): Likewise.
1136 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
1138 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
1140 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
1142 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
1144 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
1145 imp symbol extension.
1147 2008-07-23 Ian Lance Taylor <iant@google.com>
1149 * tree-vrp.c (infer_value_range): Ignore asm statements when
1150 looking for memory accesses for -fdelete-null-pointer-checks.
1152 2008-07-24 Ben Elliston <bje@au.ibm.com>
1154 * config/spu/spu-c.c (__vector_keyword): New variable.
1155 (vector_keyword): Likewise.
1156 (spu_categorize_keyword): New function.
1157 (spu_macro_to_expand): Likewise.
1158 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
1159 compiling an ISO C dialect.
1161 2008-07-24 Ben Elliston <bje@au.ibm.com>
1163 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
1166 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1168 * configure: Regenerate.
1169 * configure.ac: Require texinfo 4.7.
1170 * doc/install.texi: Document texinfo 4.7 requirement.
1172 2008-07-23 Martin Jambor <mjambor@suse.cz>
1174 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
1175 rather than for DECL_SAVED_TREE.
1176 * ipa-prop.c: Include diagnostic.h.
1177 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
1179 (ipa_detect_param_modifications): Function rewritten from scratch.
1180 (ipa_compute_jump_functions): Changed accesses to modification flags.
1181 (ipa_free_node_params_substructures): Update flags destruction.
1182 (ipa_node_duplication_hook): Update flags duplication.
1183 (ipa_print_all_params_modified): Updated flag access.
1184 * ipa-prop.h (struct ipa_param_flags): New structure.
1185 (struct ipa_node_params): New field modification_analysis_done,
1186 modified_flags changed into param_flags.
1187 (ipa_is_ith_param_modified): Changed to use new flags.
1188 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
1190 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
1191 ipa-cp.c and split into two functions.
1192 (ipa_print_node_jump_functions): New function.
1193 (compute_scalar_jump_functions): New function.
1194 (type_like_member_ptr_p): New function.
1195 (compute_pass_through_member_ptrs): New function.
1196 (fill_member_ptr_cst_jump_function): New function.
1197 (determine_cst_member_ptr): New function.
1198 (compute_cst_member_ptr_arguments): New function.
1199 (ipa_compute_jump_functions): Complete rewrite.
1200 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
1201 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
1202 (struct ipa_member_ptr_cst): New structure.
1203 (union jump_func_value): New field member_cst.
1204 * ipa-cp.c (ipcp_lat_is_insertable): New function.
1205 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
1206 jump function types.
1207 (ipcp_print_all_lattices): Slight fprintf rearrangement.
1208 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
1209 instead of ipcp_print_all_jump_functions.
1210 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
1211 only for replacable scalars.
1213 * doc/invoke.texi (Optimize options): Add description of
1214 -findirect-inlining.
1215 * common.opt (flag_indirect_inlining): New flag.
1216 * opts.c (decode_options): Set flag_indirect_inlining when
1219 * ipa-inline.c: Include ipa-prop.h.
1220 (inline_indirect_intraprocedural_analysis): New function.
1221 (inline_generate_summary): Allocate parameter and argument info
1222 structures, call inline_indirect_intraprocedural_analysis on each
1223 node when doing indirect inlining and deallocate indirect inlining
1224 data structures in the end.
1225 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
1226 (free_all_ipa_structures_after_iinln): New function.
1227 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
1229 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
1231 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
1232 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1233 of computing the frequency separately.
1234 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1235 of computing the frequency separately.
1236 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
1237 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
1238 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
1239 (ipa_get_stmt_member_ptr_load_param): New function.
1240 (ipa_is_ssa_with_stmt_def): New function.
1241 (ipa_note_param_call): New function.
1242 (ipa_analyze_call_uses): New function.
1243 (ipa_analyze_stmt_uses): New function.
1244 (ipa_analyze_params_uses): New function.
1245 (ipa_free_node_params_substructures): Also free the param_calls linked
1247 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
1248 (ipa_print_node_param_flags): New function.
1249 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
1250 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
1251 * ipa-prop.h (struct ipa_param_flags): New field called.
1252 (struct ipa_param_call_note): New structure.
1253 (struct ipa_node_params): New fields param_calls and
1255 (ipa_is_ith_param_called): New function.
1256 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1257 ipa_analyze_params_uses and dump parameter flags.
1259 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
1260 ipa_propagate_indirect_call_infos if performing indirect inlining,
1261 pass a new parameter new_edges to it.
1262 (add_new_edges_to_heap): New fucntion.
1263 (cgraph_decide_inlining_of_small_functions): New vector
1264 new_indirect_edges for newly found indirect edges , call
1265 ipa_propagate_indirect_call_infos after inlining.
1266 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
1267 inlining if performing indirect inlining. Call
1268 free_all_ipa_structures_after_iinln when doing so too.
1269 (inline_generate_summary): Do not call
1270 free_all_ipa_structures_after_iinln here.
1271 * ipa-prop.c (update_jump_functions_after_inlining): New function.
1272 (print_edge_addition_message): New function.
1273 (update_call_notes_after_inlining): New function.
1274 (propagate_info_to_inlined_callees): New function.
1275 (ipa_propagate_indirect_call_infos): New function.
1276 * ipa-prop.h: Include cgraph.h
1277 (struct ipa_param_call_note): Fields reordered, new field processed.
1278 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
1280 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
1281 rediscovered call statements.
1282 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
1283 (dump_cgraph_node): Dump also the indirect_call flag.
1284 (cgraph_clone_edge): Copy also the indirect_call flag.
1285 * tree-inline.c (copy_bb): Do not check for fndecls from call
1286 expressions, check for edge availability when moving clones.
1287 (get_indirect_callee_fndecl): New function.
1288 (expand_call_inline): If callee declaration is not apprent from
1289 the statement, try calling get_indirect_callee_fndecl. Do not
1290 issue warnings or call sorry when not inlinings an indirect edge.
1291 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
1293 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
1294 bit more frandly to matching.
1295 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
1296 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
1297 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
1299 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1302 * opth-gen.awk: Suppress function specific features when building
1304 * optc-gen.awk: Ditto.
1306 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1309 * diagnostic.c (pedwarn): Add opt parameter.
1311 * c-tree.h (pedwarn_init): Add opt parameter.
1312 (pedwarn_c90): Likewise.
1313 (pedwarn_c99): Likewise.
1314 * c-errors.c (pedwarn_c99): Likewise.
1315 (pedwarn_c90): Likewise.
1316 * toplev.h (pedwarn): Update declaration.
1317 (pedwarn0): Declare.
1318 * c-lex.c: All calls to pedwarn changed.
1319 * builtins.c: All calls to pedwarn changed.
1320 * toplev.c: All calls to pedwarn changed.
1321 * c-decl.c: All calls to pedwarn changed.
1322 * c-typeck.c: All calls to pedwarn changed.
1323 * c-common.c: All calls to pedwarn changed.
1324 * c-parser.c: All calls to pedwarn changed.
1326 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1327 Karthik Kumar <karthikkumar@gmail.com>
1329 * attribs.c (file scope): Include c-common.h.
1330 (decl_attributes): Add support for #pragma GCC optimize and
1333 * targhooks.c (default_can_inline_p): New function that is the
1334 default for the TARGET_CAN_INLINE_P target hook.
1336 * targhooks.h (default_can_inline_p): Add declaration.
1338 * tree.c (cl_optimization_node): New static tree for building
1339 OPTIMIZATION_NODE tree.
1340 (cl_target_option_node): New static tree for building
1341 TARGET_OPTION_NODE tree.
1342 (cl_option_hash_table): New hash table for hashing
1343 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1344 (cl_option_hash_hash): New function to provide the hash value for
1345 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1346 (cl_option_hash_eq): New function to provide an equality test for
1347 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1348 (tree_code_size): Add support for OPTIMIZATION_NODE and
1349 TARGET_OPTION_NODE trees.
1350 (tree_code_structure): Add support for OPTIMIZATION_NODE and
1351 TARGET_OPTION_NODE trees.
1352 (build_optimization_node): Build a tree that has all of the
1353 current optimization options.
1354 (build_target_option_node): Build a tree that has the target
1355 options that might be changed on a per function basis.
1357 * tree.h (file scope): Include options.h.
1358 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
1359 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1360 (TREE_OPTIMIZATION): Ditto.
1361 (TREE_TARGET_SPECIFIC): Ditto.
1362 (struct tree_function_decl): Add fields for remembering the
1363 current optimization options and target specific options.
1364 (struct tree_optimization_option): New tree variant that remembers
1365 the optimization options.
1366 (struct tree_target_option): New tree variant that remembers the
1367 target specific flags that might change for compiling a particular
1369 (union tree_node): Include tree_optimization_option and
1370 tree_target_option fields.
1371 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
1372 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
1373 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
1374 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
1375 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
1376 optimization and target options.
1377 (optimization_default_node): New macro to refer to global_trees
1379 (optimization_current_node): Ditto.
1380 (optimization_cold_node): Ditto.
1381 (optimization_hot_node): Ditto.
1382 (target_option_default_node): Ditto.
1383 (target_option_current_node): Ditto.
1384 (current_option_pragma): Ditto.
1385 (current_optimize_pragma): Ditto.
1387 * target.h (struct gcc_target): Add valid_option_attribute_p,
1388 target_option_save, target_option_restore, target_option_print,
1389 target_option_pragma_parse, and can_inline_p hooks.
1391 * toplev.h (parse_optimize_options): Add declaration.
1392 (fast_math_flags_struct_set_p): Ditto.
1394 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
1395 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
1398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
1399 tree_can_inline_p hook to see if one function can inline another.
1400 (cgraph_decide_inlining): Ditto.
1401 (cgraph_decide_inlining_incrementally): Ditto.
1403 * opts.c (decode_options): Add support for running multiple times
1404 to allow functions with different target or optimization options
1405 than was specified on the command line.
1406 (fast_math_flags_struct_set_p): New function that is similar to
1407 fast_math_flags_set_p, except it uses the values in the
1408 cl_optimization structure instead of global variables.
1410 * optc-gen.awk: Add support for TargetSave to allow a back end to
1411 declare new fields that need to be saved when using function
1412 specific options. Include flags.h and target.h in the options.c
1413 source. Add support for Save to indicate which options can be set
1414 for individual functions. Generate cl_optimize_save,
1415 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
1416 cl_target_option_restore, cl_target_option_print functions to
1417 allow functions to use different optimization or target options.
1419 * opt-functions.awk (var_type_struct): Return the type used for
1420 storing the field in a structure.
1422 * opth-gen.awk: Add support for TargetSave to allow a back end to
1423 declare new fields that need to be saved when using function
1424 specific options. Add support for Save to indicate which options
1425 can be set for individual functions. Only generate one extern for
1426 Mask fields. Generate cl_optimization and cl_target_option
1427 structures to remember optimization and target options.
1429 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
1430 collecting new tree nodes.
1431 (TS_TARGET_OPTION): Ditto.
1433 * c-decl.c (merge_decls): Merge function specific target and
1434 optimization options.
1436 * function.c (invoke_set_current_function_hook): If the function
1437 uses different optimization options, change the global variables
1440 * coretypes.h (struct cl_optimization): Add forward reference.
1441 (struct cl_target_option): Ditto.
1443 * c-pragma.c (option_stack): New static vector to remember the
1444 current #pragma GCC option stack.
1445 (handle_pragma_option): New function to support #pragma GCC option
1446 to change target options.
1447 (optimize_stack): New static vector to remember the current
1448 #pragma GCC optimize stack.
1449 (handle_pragma_optimize): New function to support #pragma GCC
1450 optimize to change optimization options.
1451 (init_pragma): Add support for #pragma GCC optimize and #pragma
1454 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
1455 optimization options.
1456 (TARGET_OPTION_NODE): New tree code for remembering certain target
1459 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
1460 TARGET_OPTION_NODE trees.
1462 * common.opt (-O): Add Optimization flag.
1464 (-fmath-errno): Ditto.
1465 (-falign-functions): Add UInteger flag to make sure flag gets full
1466 int in cl_optimization structure.
1467 (-falign-jumps): Ditto.
1468 (-falign-labels): Ditto.
1469 (-falign-loops): Ditto.
1470 (-fsched-stalled-insns): Ditto.
1471 (-fsched-stalled-insns-dep): Ditto.
1473 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
1475 (TARGET_OPTION_SAVE): Ditto.
1476 (TARGET_OPTION_RESTORE): Ditto.
1477 (TARGET_OPTION_PRINT): Ditto.
1478 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1479 (TARGET_CAN_INLINE_P): Ditto.
1480 (TARGET_INITIALIZER): Add new hooks.
1482 * tree-inline.c (tree_can_inline_p): New function to determine
1483 whether one function can inline another. Check if the functions
1484 use compatible optimization options, and also call the backend
1487 * tree-inline.h (tree_can_inline_p): Add declaration.
1489 * c-common.c (c_common_attribute): Add support for option and
1490 optimize attributes.
1491 (handle_option_attribute): Add support for the option attribute to
1492 allow the user to specify different target options for compiling a
1494 (handle_optimize_attribute): Add support for the optimize
1495 attribute to allow the user to specify different optimization
1496 options for compiling a specific function.
1497 (handle_hot_attribute): Turn on -O3 optimization for this one
1498 function if it isn't the default optimization level.
1499 (handle_cold_attribute): Turn on -Os optimization for this one
1500 function if it insn't the default optimization.
1501 (const_char_p): New const char * typedef.
1502 (optimize_args): New static vector to remember the optimization
1504 (parse_optimize_options): New function to set up the optimization
1505 arguments from either the optimize attribute or #pragma GCC optimize.
1507 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
1508 (builtin_define_std): Ditto.
1510 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
1511 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
1512 (x86_64-*-*): Ditto.
1514 * Makefile.in (TREE_H): Add options.h.
1515 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
1517 * doc/extend.texi (option attribute): Document new attribute.
1518 (optimize attribute): Ditto.
1519 (hot attribute): Document hot attribute sets -O3.
1520 (cold attribute): Document cold attribute sets -Os.
1521 (#pragma GCC option): Document new pragma.
1522 (#pragma GCC optimize): Ditto.
1524 * doc/options.texi (TargetSave): Document TargetSave syntax.
1525 (UInteger): Document UInteger must be used for certain flags.
1526 (Save): Document Save option to create target specific options
1527 that can be saved/restored on a function specific context.
1529 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
1530 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1532 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
1533 (TARGET_OPTION_SAVE): Ditto.
1534 (TARGET_OPTION_RESTORE): Ditto.
1535 (TARGET_OPTION_PRINT): Ditto.
1536 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1537 (TARGET_CAN_INLINE_P): Ditto.
1539 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
1541 (-mfpmath=both): Ditto.
1543 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1544 Karthik Kumar <karthikkumar@gmail.com>
1546 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
1547 (TARGET_POPCNT): Ditto.
1548 (TARGET_SAHF): Ditto.
1549 (TARGET_AES): Ditto.
1550 (TARGET_PCLMUL): Ditto.
1551 (TARGET_CMPXCHG16B): Ditto.
1552 (TARGET_RECIP): Move switch into target_flags.
1553 (TARGET_FUSED_MADD): Ditto.
1554 (ix86_arch_features): Make an unsigned char type.
1555 (ix86_tune_features): Ditto.
1556 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
1557 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
1558 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
1560 * config/i386/i386.opt (arch): New TargetSave field to define
1561 fields that need to be saved for function specific option support.
1564 (branch_cost): Ditto.
1565 (ix86_isa_flags_explicit): Ditto.
1566 (tune_defaulted): Ditto.
1567 (arch_specified): Ditto.
1568 (-m128-long-double): Add Save flag to save option for target
1569 specific option support.
1571 (-maccumulate-outgoing-args): Ditto.
1572 (-malign-double): Ditto.
1573 (-malign-stringops): Ditto.
1574 (-mfancy-math-387): Ditto.
1575 (-mhard-float): Ditto.
1577 (-minline-all-stringops): Ditto.
1578 (-minline-stringops-dynamically): Ditto.
1579 (-mms-bitfields): Ditto.
1580 (-mno-align-stringops): Ditto.
1581 (-mno-fancy-math-387): Ditto.
1582 (-mno-push-args): Ditto.
1583 (-mno-red-zone): Ditto.
1584 (-mpush-args): Ditto.
1585 (-mred-zone): Ditto.
1587 (-msseregparm): Ditto.
1588 (-mstack-arg-probe): Ditto.
1603 (-mrecip): Move flag into target_flags.
1605 (-mno-fused-madd): Ditto.
1606 (-mfused-madd): Ditto.
1607 (-mabm): Move flag into ix86_isa_flags.
1614 * config/i386/i386-c.c: New file for #pragma support.
1615 (ix86_target_macros_internal): New function to #define or #undef
1616 target macros based when the user uses the #pragma GCC option to
1617 change target options.
1618 (ix86_pragma_option_parse): New function to add #pragma GCC option
1620 (ix86_target_macros): Move defining the target macros here from
1621 TARGET_CPU_CPP_BUILTINS in i386.h.
1622 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1623 defined, initialize any subtarget #pragmas.
1625 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
1626 REGISTER_TARGET_PRAGMAS.
1628 * config/i386/t-i386: New file for x86 dependencies.
1629 (i386.o): Make dependencies mirror the include files used.
1630 (i386-c.o): New file, add dependencies.
1632 * config/i386/i386-protos.h (override_options): Add bool argument.
1633 (ix86_valid_option_attribute_tree): Add declaration.
1634 (ix86_target_macros): Ditto.
1635 (ix86_register_macros): Ditto.
1637 * config/i386/i386.c (ix86_tune_features): Move initialization of
1638 the target masks to initial_ix86_tune_features to allow functions
1639 to have different target options. Make type unsigned char,
1640 instead of unsigned int.
1641 (initial_ix86_tune_features): New static vector to hold processor
1642 masks for the tune variables.
1643 (ix86_arch_features): Move initialization of the target masks to
1644 initial_ix86_arch_features to allow functions to have different
1645 target options. Make type unsigned char, instead of unsigned int.
1646 (initial_ix86_arch_features): New static vector to hold processor
1647 masks for the arch variables.
1648 (enum ix86_function_specific_strings): New enum to describe the
1649 string options used for attribute((option(...))).
1650 (ix86_target_string): New function to return a string that
1651 describes the target options.
1652 (ix86_debug_options): New function to print the current options in
1654 (ix86_function_specific_save): New function hook to save the
1655 function specific global variables in the cl_target_option structure.
1656 (ix86_function_specific_restore): New function hook to restore the
1657 function specific variables from the cl_target_option structure to
1658 the global variables.
1659 (ix86_function_specific_print): New function hook to print the
1660 target specific options in the cl_target_option structure.
1661 (ix86_valid_option_attribute_p): New function hook to validate
1662 attribute((option(...))) arguments.
1663 (ix86_valid_option_attribute_tree): New function that is common
1664 code between attribute((option(...))) and #pragma GCC option
1665 support that parses the options and returns a tree holding the options.
1666 (ix86_valid_option_attribute_inner_p): New helper function for
1667 ix86_valid_option_attribute_tree.
1668 (ix86_can_inline_p): New function hook to decide if one function
1669 can inline another on a target specific basis.
1670 (ix86_set_current_function); New function hook to switch target
1671 options if the user used attribute((option(...))) or #pragma GCC
1673 (ix86_tune_defaulted): Move to static file scope from
1675 (ix86_arch_specified): Ditto.
1676 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1678 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1679 (OPTION_MASK_ISA_ABM_SET): Ditto.
1680 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1681 (OPTION_MASK_ISA_CX16_SET): Ditto.
1682 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1683 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1684 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1685 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1686 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1687 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1688 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1689 (struct ptt): Move to static file scope from override_options.
1690 (processor_target_table): Ditto.
1692 (ix86_handle_option): Add support for options that are now isa options.
1693 (override_options): Add support for declaring functions that
1694 support different target options than were specified on the
1695 command line. Move struct ptt, processor_target_table, cpu_names,
1696 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1697 Add bool argument. Fix up error messages so the appropriate error
1698 is given for either command line or attribute.
1699 (ix86_previous_fndecl): New static to remember previous function
1700 declaration to see if we need to change target options.
1701 (ix86_builtins_isa): New array to record the ISA of each builtin
1703 (def_builtin): Always create the builtin function, even if the
1704 current ISA doesn't support it.
1705 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1706 tests for those builtins.
1707 (ix86_init_builtins): Remove TARGET_MMX test for calling
1708 ix86_init_mmx_sse_builtins.
1709 (ix86_expand_builtin): If the current ISA doesn't support a given
1710 builtin, signal an error.
1711 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1712 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1713 (TARGET_OPTION_SAVE): Ditto.
1714 (TARGET_OPTION_RESTORE): Ditto.
1715 (TARGET_OPTION_PRINT): Ditto.
1716 (TARGET_CAN_INLINE_P): Ditto.
1718 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1720 * c-typeck.c (build_external_ref): Don't call assemble_external.
1721 * final.c (output_operand): Call assemble_external.
1723 2008-07-21 DJ Delorie <dj@redhat.com>
1725 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1726 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1728 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1730 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1731 original insn and splitter contents into ...
1732 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1733 flag_unsafe_math_optimizations. Add dummy scratch register.
1734 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1735 !flag_unsafe_math_optimizations. Returns number with next
1736 highest magnitude if this is still less or equal to the true
1737 quotient in magnitude.
1739 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1741 * Makefile.in: Replace toplev.h with TOPLEV_H.
1742 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1743 * c-lex.c (fe_file_change): Don't set in_system_header.
1744 * c-parser.c (c_token): Remove in_system_header.
1745 (c_lex_one_token): Don't set in_system_header.
1746 (c_parser_set_source_position_from_token): Don't set in_system_header.
1747 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1750 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1751 * flags.h (in_system_header): Remove.
1752 * function.c (saved_in_system_header): Remove.
1753 (push_cfun): Don't set in_system_header.
1754 (pop_cfun): Don't set in_system_header.
1755 (push_struct_function): Don't set in_system_header.
1756 * input.h (expanded_location): Add sysp.
1757 (in_system_header_at): New.
1758 (in_system_header): New.
1759 * toplev.c (in_system_header): Remove.
1760 * toplev.h: Include input.h
1762 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1763 * tree-ssa.c (warn_uninit): Call warning_at.
1764 (warn_uninitialized_var): Update calls to warn_uninit.
1765 (warn_uninitialized_phi): Update calls to warn_uninit.
1766 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1767 (expand_location): Initialize xloc.sysp.
1768 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1769 (tree_decl_with_vis): Remove in_system_header_flag.
1771 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1774 * recog.c (asm_operand_ok): Change the order of the extra
1775 memory constraint checks.
1777 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1780 * tree-switch-conversion.c (build_one_array): Call
1781 varpool_mark_needed_node and varpool_finalize_decl
1782 instead of assemble_variable.
1784 2008-07-19 Jan Hubicka <jh@suse.cz>
1786 * cgraph.c (cgraph_add_new_function): Do early local passes.
1787 * tree-nrv.c (gate_pass_return_slot): New gate.
1788 (pass_nrv): Add the gate.
1789 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1791 (coalesce_ssa_name): Coalesce SSA names.
1792 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1793 not optimizing so unused user vars remains visible.
1794 * common.opt (flag_tree_ter): Always enable by default.
1795 * tree-ssa-ter.c: Include flags.h
1796 (is_replaceable_p): Check that locations match; when aliasing is missing
1797 be conservative about loads.
1798 * tree-optimize.c (gate_init_datastructures): Remove.
1799 (pass_init_datastructures): New.
1800 * passes.c: Reorder passes so we always go into SSA.
1802 2008-07-19 Jan Hubicka <jh@suse.cz>
1804 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1805 * doc/invoke.texi (--combine): Likewise.
1806 (-finline-functions-called-once): Update levels when enabled.
1807 (-funit-at-a-time): Document new behaviour.
1808 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1809 -fno-section-anchors when disabled explicitly.
1810 (inline params): They are not ignored now.
1811 (precompiled headers): Remove unit-at-a-time as being incompatible.
1812 * opts.c (decode_options): Handle unit-at-a-time as alias;
1813 imply -fno-section-anchors when toplevel reorder is disabled
1815 * common.opt (ftoplevel-reorder): Set default value to 2.
1816 (funit-at-a-time): Set default value to 1.
1817 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1820 2008-07-19 Jan Hubicka <jh@suse.cz>
1822 * builtins.c (expand_builtin_int_roundingfn,
1823 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1826 2008-07-19 Richard Guenther <rguenther@suse.de>
1829 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1830 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1831 * tree-ssa-pre.c (get_expr_value_id): For newly created
1832 constant value-ids make sure to add the expression to its
1835 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1838 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1839 return value of the builtin is ignored.
1841 2008-07-19 Olivier Hainque <hainque@adacore.com>
1843 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1844 bits, a C conformant malloc implementation has to provide.
1845 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1847 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1851 * reload.c (find_reloads_subreg_address): Only reload address if
1852 reloaded == 0, not for reloaded != 1.
1855 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1856 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1857 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1858 m32c_legitimize_reload_address.
1860 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1861 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1862 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1864 2008-07-19 Olivier Hainque <hainque@adacore.com>
1866 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1867 argument, saying whether nested array are to be collapsed
1868 into a single array type DIE with multiple subscripts.
1869 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1870 issues, centralize the nested array types collapsing control and
1871 disable the transformation for Ada.
1873 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1878 (x86_64_shift_adj_2): New expander.
1879 (x86_64_shift_adj_3): Ditto.
1880 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1881 to split TImode operands.
1882 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1883 (ix86_split_lshr): Ditto.
1885 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1887 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1888 and __CHAR32_TYPE__.
1889 * c-typeck.c (digest_init): Support char16_t and char32_t.
1890 (set_nonincremental_init_from_string): Idem.
1892 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1895 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1896 PREFERRED_STACK_BOUNDARY.
1897 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1899 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1902 * function.c (locate_and_pad_parm): Cap boundary earlier.
1904 2008-07-17 Julian Brown <julian@codesourcery.com>
1906 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1907 no-op for targets which don't use DLLs.
1909 2008-07-17 Martin Jambor <mjambor@suse.cz>
1911 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1912 that nodes are relevant by examining the node->analyzed flag.
1913 (ipcp_init_stage): Check which nodes are relevant, assert that the
1914 relevant ones are also required.
1915 (ipcp_propagate_stage): Check on the side arrays are properly
1917 (ipcp_print_all_jump_functions): Make sure not to touch any node
1918 that is not analyzed or an edge that does not have a corresponding
1919 entry in the on-the-side vectors.
1920 (ipcp_function_scale_print): Likewise.
1921 (ipcp_update_callgraph): Check that the node is relevant.
1922 (ipcp_insert_stage): Check that the node is relevant. Check there is
1923 an info for every node and edge.
1924 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1925 (ipa_print_all_tree_maps): Likewise and a new variable info.
1926 (ipa_print_all_params_modified): Likewise.
1927 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1929 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1932 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1934 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1936 PR rtl-optimization/36753
1937 * fwprop.c (use_killed_between): Don't shortcut
1938 single-definition global registers.
1940 2008-07-16 Jan Hubicka <jh@suse.cz>
1942 * cgraph.h (varpool_empty_needed_queue): Declare.
1943 * cgraphunit.c (output_in_order): Mark all variables as needed;
1945 * varpool.c (varpool_assemble_node): Update debug queue.
1946 (varpool_assemble_pending_decls): Don't do it here.
1947 (varpool_empty_needed_queue): New function.
1949 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1951 * recog.c (peephole2_optimize): Fix formatting.
1953 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1955 * c-pch.c (get_ident): Avoid C++ keywords.
1956 * combine-stack-adj.c (single_set_for_csa): Likewise.
1957 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1958 output_asm_insn): Likewise.
1959 * reload.c (push_secondary_reload, find_reusable_reload,
1960 push_reload, combine_reloads, find_reloads,
1961 debug_reload_to_stream): Likewise.
1962 * reload.h (struct reload): Likewise.
1963 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1964 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1965 emit_output_reload_insns): Likewise.
1966 * targhooks.c (default_secondary_reload): Likewise.
1967 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1969 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1971 * recog.c (validate_change_1, validate_change,
1972 validate_unshare_change, validate_replace_rtx_1, struct
1973 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1975 * reload.c (push_secondary_reload, secondary_reload_class,
1976 scratch_reload_class, find_valid_class, find_reusable_reload,
1977 push_reload, find_dummy_reload, find_reloads_address_1,
1978 find_reloads_address_part, find_equiv_reg): Likewise.
1979 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1980 choose_reload_regs): Likewise.
1981 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1983 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1984 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1985 * sched-rgn.c (concat_INSN_LIST): Likewise.
1986 * stor-layout.c (mode_for_size, mode_for_size_tree,
1987 smallest_mode_for_size): Likewise.
1989 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1991 * cfg.c (dump_reg_info): Avoid C++ keywords.
1992 * dwarf2asm.c (dw2_force_const_mem,
1993 dw2_asm_output_encoded_addr_rtx): Likewise.
1994 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1995 * expmed.c (expand_shift): Likewise.
1996 * global.c (find_reg): Likewise.
1997 * graph.c (draw_edge): Likewise.
1998 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1999 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2000 widen_clz, widen_bswap, expand_parity, expand_unop,
2001 emit_cmp_and_jump_insn_1): Likewise.
2002 * postreload.c (reload_cse_simplify_operands): Likewise.
2003 * ra.h (add_neighbor): Likewise.
2004 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2005 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2006 record_reg_classes, copy_cost, record_address_regs,
2007 invalid_mode_change_p): Likewise.
2008 * regrename.c (regrename_optimize, scan_rtx_reg,
2009 dump_def_use_chain, find_oldest_value_reg,
2010 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2012 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2014 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2015 MASK_POWERPC64 for power4 in previous commit.
2017 2008-07-16 Olivier Hainque <hainque@adacore.com>
2019 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2020 instead of bare conversion to cast const-ness away.
2022 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2024 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2025 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2026 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2027 (TARGET_FUNCTION_VALUE): Define.
2029 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2031 * config/rs6000/rs6000.c (processor_target_table): Add
2032 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2034 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2037 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2038 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2039 m32c_legitimize_reload_address.
2041 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2043 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2044 DECL_IN_SYSTEM_HEADER in sync.
2046 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2048 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2049 * tree-ssa-pre.c (pre_expr_eq): Ditto
2050 (get_constant_for_value_id): Take a type as an argument.
2051 (fully_constant_expression): Pass in type.
2052 (find_or_generate_expression): Short circuit constant case.
2053 (create_expression_by_pieces): Remove special casing of
2055 (do_regular_insertion): Short circuit constant case.
2056 (do_partial_partial_insertion): Ditto.
2058 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2061 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2063 2008-07-15 Bob Wilson <bob.wilson@acm.org>
2065 * config/xtensa/libgcc-xtensa.ver: New file.
2066 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2068 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * df-problems.c (df_set_note): Avoid C++ keywords.
2071 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
2072 * dse.c (record_store, remove_useless_values): Likewise.
2073 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
2074 gen_reg_rtx_offset, operand_subword, change_address_1,
2075 change_address, adjust_address_1, offset_address,
2076 widen_memory_access, emit_copy_of_insn_after): Likewise.
2077 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
2078 * fwprop.c (should_replace_address, propagate_rtx_1,
2079 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
2081 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
2082 gcse_emit_move_after, update_ld_motion_stores): Likewise.
2083 * lcm.c (compute_insert_delete, pre_edge_lcm,
2084 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
2085 * lower-subreg.c (resolve_reg_notes): Likewise.
2086 * mode-switching.c (optimize_mode_switching): Likewise.
2088 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * bt-load.c (add_btr_def, migrate_btr_def,
2091 branch_target_load_optimize): Avoid C++ keywords.
2092 * caller-save.c (insert_restore, insert_save, insert_one_insn):
2094 * combine.c (subst, simplify_set, make_extraction,
2095 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
2096 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
2097 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
2099 2008-07-15 Richard Guenther <rguenther@suse.de>
2102 * c-common.c (strict_aliasing_warning): Do not warn for
2103 TYPE_REF_CAN_ALIAS_ALL pointers.
2104 (c_common_get_alias_set): may_alias types are not special.
2105 * tree.c (build_pointer_type_for_mode): Look up the may_alias
2106 attribute and set can_ref_all accordingly.
2107 (build_reference_type_for_mode): Likewise.
2108 * doc/extend.texi (may_alias): Clarify.
2110 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2113 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2114 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2116 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2119 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
2120 gcc_assert, instead call output_operand_lossage.
2122 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
2124 * builtins.c (std_canonical_va_list): Treat structure based
2127 2008-07-15 Ben Elliston <bje@au.ibm.com>
2129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
2131 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
2133 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
2136 2008-07-14 Jan Hubicka <jh@suse.cz>
2138 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
2139 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
2140 fix predicates and constraints.
2141 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
2142 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
2144 2008-07-14 Doug Kwan <dougkwan@google.com>
2146 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
2147 additional option file arm/eabi.opt.
2148 * config/arm/eabi.h (File): New configuration file for EABI targets.
2149 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
2150 SUBSUBTARGET_EXTRA_SPECS.
2151 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
2152 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
2153 from STARTFILE_SPEC so that it can be referenced in an override.
2154 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
2155 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
2156 can be referenced in an override.
2157 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
2158 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
2159 so that it can be referenced in an override.
2160 (LINK_SPEC): Use BPABI_LINK_SPEC.
2161 * config/arm/eabi.opt (File): New.
2163 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2165 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
2166 (FIXED_VALUE_H): New variable.
2167 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
2168 input.h, fixed-value.h.
2169 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
2170 (BASIC_BLOCK_H): Use $(BITMAP_H).
2171 (FUNCTION_H): Add varray.h.
2172 (IPA_REFERENCE_H): Use $(BITMAP_H).
2173 (CGRAPH_H): Add $(BASIC_BLOCK_H).
2174 (DF_H): Use $(BITMAP_H).
2175 (GGC_H): Add statistics.h.
2177 (INSN_ATTR_H): Use it.
2178 (SYSTEM_H): Add safe-ctype.h, filenames.h.
2180 (SYMTAB_H): Add $(OBSTACK_H).
2181 (CPP_INTERNAL_H): New.
2182 (TREE_DUMP_H): Add tree-pass.h.
2183 (TREE_FLOW_H): Use $(BITMAP_H)
2184 (PRETTY_PRINT_H): Use $(INPUT_H).
2185 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
2188 (many object files): Fix lots of header dependencies throughout.
2190 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2192 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
2194 (s-gtyp-input): Use them to write tmp-gi.list.
2195 (echo_to_gi.list): Remove.
2197 2008-07-14 Richard Guenther <rguenther@suse.de>
2199 * tree-ssa-sccvn.c (pre_info): Remove.
2200 (switch_to_PRE_table): Likewise.
2201 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
2202 (set_hashtable_value_ids): Do not create value-ids for the
2204 (run_scc_vn): Remove double test. Remove bogus special-case
2205 in value-number printing.
2206 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
2207 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
2209 * tree-flow-inline.h (get_value_handle): Remove.
2210 * tree-flow.h (get_value_handle): Remove.
2212 2008-07-14 Martin Jambor <mjambor@suse.cz>
2214 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
2215 in which we generate arithmetics is not a subrange.
2217 2008-07-14 Martin Jambor <mjambor@suse.cz>
2219 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
2221 2008-07-14 Richard Guenther <rguenther@suse.de>
2223 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
2225 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
2228 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
2229 reload for symbol refs moved to r0 with -fPIC.
2230 (legitimize_pic_address): Use the target register as temporary
2232 (emit_symbolic_move): Adjust comment.
2233 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
2236 2008-07-14 Ben Elliston <bje@au.ibm.com>
2238 * c-common.h (C_CPP_HASHNODE): New macro.
2239 * coretypes.h (struct cpp_token): Forward declare.
2240 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2241 the context-sensitive keyword method.
2242 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
2243 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
2244 expand_bool_pixel): New.
2245 (altivec_categorize_keyword): New function.
2246 (init_vector_keywords): New function.
2247 (rs6000_macro_to_expand): Likewise.
2248 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
2249 compiling an ISO C dialect.
2251 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
2253 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
2254 (create_expression_by_pieces): Fix typo.
2255 (do_regular_insertion): Use debug counter here too.
2257 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
2260 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
2261 CONST_OK_FOR_LETTER_P. All port-local users changed.
2262 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
2263 implement Kp matching power-of-two.
2264 (CONSTRAINT_LEN): Define to match.
2265 * config/cris/cris.md: Replace all use of constraint K with Kc.
2266 ("*btst*): Use Kp for operand 0 of last alternative.
2268 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2271 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
2274 2008-07-13 Jan Hubicka <jh@suse.cz>
2276 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
2279 2008-07-13 Richard Guenther <rguenther@suse.de>
2282 * langhooks.c (lhd_print_error_function): Deal with recursive
2285 2008-07-12 Jan Hubicka <jh@suse.cz>
2287 * cgraph.c (assembler_name_hash): New static var.
2288 (hash_node_by_assembler_name, eq_assembler_name): New.
2289 (cgraph_node_for_asm): Use hashtable.
2290 (cgraph_remove_node): Maintain hashtable.
2291 (change_decl_assembler_name): Sanity check that names are not changing
2292 after aliasing was processed.
2293 * cgraph.h (varpoon_node): Add next GGC marker.
2294 * tree.c (decl_assembler_name_equal): Constify.
2295 (decl_assembler_name_hash): New.
2296 * tree.h (decl_assembler_name_equal): Constify.
2297 (decl_assembler_name_hash): Update.
2299 2008-07-12 David Daney <ddaney@avtrex.com>
2301 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2304 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
2306 * doc/md.texi: Document the MIPS "v" constraint.
2307 * config/mips/mips.h (reg_class): Revert last change.
2308 (REG_CLASS_NAMES): Likewise.
2309 (REG_CLASS_CONTENTS): Likewise.
2310 * config/mips/mips.c (mips_regno_to_class): Likewise.
2311 * config/mips/constraints.md (v): Likewise, but add documentation.
2312 Add a comment to say that this constraint should not be used in
2315 2008-07-11 DJ Delorie <dj@redhat.com>
2317 * config/h8300/h8300.md (length): Fix branch offset limit.
2319 2008-07-11 Anatoly Sokolov <aesok@post.ru>
2321 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
2322 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
2323 (avr_hard_regno_scratch_ok): New function.
2324 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2325 * config/avr/avr.md (all peepholes that request a scratch register):
2326 Remove avr_peep2_scratch_safe use.
2328 2008-07-11 Tom Tromey <tromey@redhat.com>
2329 Ian Lance Taylor <iant@google.com>
2331 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
2332 (struct c_common_resword): Define.
2333 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
2334 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
2335 (c_common_reswords, num_c_common_reswords): Declare.
2336 * c-common.c (c_common_reswords): New global const array.
2337 (num_c_common_reswords): New const int.
2338 * c-parser.c (struct resword, reswords): Don't define.
2339 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
2340 (c_parse_init): Clarify mask code. Use c_common_reswords rather
2341 than reswords. If warning about C++ keywords, give them a special
2343 (c_lex_one_token): Warn about C++ keywords. Call
2344 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
2345 (c_parser_external_declaration): Look for RID_xxx rather than
2346 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
2347 (c_parser_statement_after_labels): Likewise.
2348 (c_parser_objc_class_instance_variables): Likewise.
2349 (c_parser_objc_class_declaration): Likewise.
2350 (c_parser_objc_try_catch_statement): Likewise.
2351 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
2352 (declspecs_add_type): Likewise.
2354 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
2356 * ggc-page.c (alloc_page):
2357 Substituting xmalloc, xcalloc with
2358 XNEWVEC and XCNEWVAR macros which add the
2361 2008-07-11 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/36765
2364 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
2365 aliases from HEAP vars to SMTs.
2367 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2369 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
2370 * configure.ac (loose_warn): Move -Wc++-compat from here...
2371 (strict_warn): ...to here.
2372 * configure: Regenerate.
2374 2008-07-10 Joseph Myers <joseph@codesourcery.com>
2376 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
2377 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
2378 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
2379 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
2380 excluding more specific h8300-*-* and sh-*-* targets.
2382 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
2384 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
2386 (execute_pre): Call loop_optimizer_finalize in early exit.
2388 2008-07-10 Jakub Jelinek <jakub@redhat.com>
2391 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
2392 uids in the bitmap, not just VAR_DECL uids.
2394 PR rtl-optimization/36419
2395 * combine-stack-adj.c (adjust_frame_related_expr): New function.
2396 (combine_stack_adjustments_for_block): Call it if needed. Delete
2398 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
2399 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
2400 prologue sp adjustment.
2402 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
2405 * opts.c (print_ignored_options): Report postponed diagnostics for
2406 unknown -Wno-* options as warnings, not errors.
2407 (postpone_unknown_option_error): Renamed to...
2408 (postpone_unknown_option_warning): ... this.
2410 2008-07-09 Doug Kwan <dougkwan@google.com>
2413 2008-07-08 Doug Kwan <dougkwan@google.com>
2415 * config/arm/arm.opt (mandroid): New option.
2416 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2417 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2419 (CC1PLUS_SPEC): Same.
2421 (STARTFILE_SPEC): Same.
2422 (ENDFILE_SPEC): Same.
2423 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2426 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
2429 * config/mips/mips.h (reg_class): Remove V1_REG.
2430 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2431 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
2433 (mips_get_tp): New function.
2434 (mips_legitimize_tls_address): Use it.
2435 * config/mips/constraints.md (v): Delete.
2436 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
2437 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
2438 After reload, split into a move and ...
2439 (*tls_get_tp_<mode>_split): ...this new instruction.
2441 2008-07-09 David Daney <ddaney@avtrex.com>
2443 * config/mips/driver-native.c: Include coretypes.h and tm.h.
2445 2008-07-09 Jakub Jelinek <jakub@redhat.com>
2447 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
2448 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
2450 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
2451 htab_delete should be called. Don't free c.
2452 (lookup_tmp_var): Create temp_htab lazily.
2453 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
2454 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
2456 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
2457 lower_omp_ordered, lower_omp_critical, lower_omp_for,
2458 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
2459 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
2460 * tree-sra.c (generate_element_init): Likewise.
2461 * tree-mudflap.c (execute_mudflap_function_ops,
2462 execute_mudflap_function_decls): Likewise.
2463 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
2464 * tree-gimple.h (struct gimplify_ctx): New type.
2465 (push_gimplify_context): Adjust prototype.
2467 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
2469 * tree-ssa-pre.c (phi_translate_1): Update placement of
2472 2008-07-09 Anatoly Sokolov <aesok@post.ru>
2474 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
2475 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
2476 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
2477 * targhooks.c (default_hard_regno_scratch_ok): New function.
2478 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
2479 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
2480 * recog.c: Include "target.h".
2481 (peep2_find_free_register): Add check for global regs. Add target
2483 * Makefile.in (recog.o): Depend on target.h.
2485 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
2487 * config/sh/sh.c (sh_canonical_va_list_type): New.
2488 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
2490 2008-07-09 Raksit Ashok <raksit@google.com>
2492 * doc/invoke.texi (Option Summary): Mention new option
2493 -Wdisallowed-function-list=...
2494 (Warning Options): Document -Wdisallowed-function-list=...
2495 * common.opt (Wdisallowed-function-list=): New flag.
2496 * flags.h (warn_disallowed_functions): External definition of new
2497 boolean warning flag.
2498 (warn_if_disallowed_function_p): Declare new function.
2499 * opts.c (warning_disallowed_functions): New static variable.
2500 (warn_disallowed_functions): New boolean warning flag.
2501 (warn_if_disallowed_function_p): New function.
2502 (add_comma_separated_to_vector): Rename
2503 add_instrument_functions_exclude_list to this.
2504 (common_handle_option): Handle new option. Rename calls to
2505 add_instrument_functions_exclude_list into calls to
2506 add_comma_separated_to_vector.
2507 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
2508 based on flag warn_disallowed_functions.
2510 2008-07-09 Christian Bruel <christian.bruel@st.com>
2512 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
2513 instead of get_attr_length.
2515 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2517 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
2519 * genemit.c (gen_insn): Likewise.
2520 * gengtype.c (note_def_vec): Likewise.
2521 * gengtype.h (note_def_vec): Likewise.
2522 * genoutput.c (struct data, output_insn_data, process_template,
2523 gen_expand, gen_split, note_constraint): Likewise.
2524 * genrecog.c (new_decision, add_to_sequence, factor_tests,
2525 make_insn_sequence): Likewise.
2526 * gensupport.c (record_insn_name): Likewise.
2528 2008-07-08 Doug Kwan <dougkwan@google.com>
2530 * config/arm/arm.opt (mandroid): New option.
2531 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2532 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2534 (CC1PLUS_SPEC): Same.
2536 (STARTFILE_SPEC): Same.
2537 (ENDFILE_SPEC): Same.
2538 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2541 2008-07-08 Raksit Ashok <raksit@google.com>
2543 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
2544 (set_storage_via_setmem): Fix expected_align parameter.
2545 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
2546 missing from the list.
2547 * doc/md.texi (movmem): Explicitly state that expected alignment is
2548 to be expressed in bytes.
2549 (setmem): Explicitly state that expected alignment is to be expressed
2552 2008-07-08 Joseph Myers <joseph@codesourcery.com>
2554 * reload.c (find_reloads_subreg_address): Do not require validity
2555 of address in original mode before reloading address.
2557 2008-07-07 Tianwei Sheng <tianweis@google.com>
2559 * df-core.c (df_remove_problem): Adjust the access to avoid out of
2560 bounds array access.
2562 2008-07-08 Jakub Jelinek <jakub@redhat.com>
2564 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2566 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
2568 Fix PR tree-optimization/23455
2569 Fix PR tree-optimization/35286
2570 Fix PR tree-optimization/35287
2571 * Makefile.in (OBJS-common): Remove tree-vn.o.
2572 (tree-vn.o): Remove.
2573 * dbgcnt.def: Add treepre_insert debug counter.
2574 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2575 (debug_value_expressions): Ditto.
2576 (print_value_expressions): Ditto.
2577 * tree-pretty-print.c (dump_generic_node): Updated for
2578 VALUE_HANDLE removal.
2579 * tree-ssa-dom.c (record_equality): Ditto.
2580 (cprop_operand): Ditto.
2581 (lookup_avail_expr): Ditto.
2582 * tree-ssa-threadedge.c
2583 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2584 (simplify_control_stmt_condition): Ditto.
2585 * tree.c (tree_code_size): Ditto.
2586 (tree_node_structure): Ditto.
2587 (iterative_hash_expr): Ditto.
2589 * tree.h (VALUE_HANDLE_ID): Ditto.
2590 (VALUE_HANDLE_EXPR_SET): Ditto.
2591 (struct tree_value_handle): Ditto.
2592 (union tree_node): Ditto.
2593 * treestruct.def: Ditto.
2594 * tree-vn.c: Removed.
2595 * tree-ssa-pre.c: Rewritten entirely.
2596 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2597 (constant_value_ids): Ditto.
2598 (vn_nary_op_t): Moved to header.
2600 (vn_reference_op_t): Ditto
2601 (vn_reference_t): Ditto.
2602 (next_value_id): New variable.
2603 (VN_INFO): Add an assert.
2604 (vn_constant_eq): New function.
2605 (vn_constant_hash): Ditto.
2606 (get_or_alloc_constant_value_id): Ditto.
2607 (value_id_constant_p): Ditto.
2608 (vn_reference_compute_hash): De-staticify.
2609 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2610 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2611 (valueize_refs): Update opcode if it changes from ssa name to constant.
2612 (vn_reference_lookup_1): Add new argument.
2613 (vn_reference_lookup): Ditto.
2614 (vn_reference_lookup_pieces): New function.
2615 (vn_reference_insert): Add return type. Modify to deal with value ids.
2616 (vn_reference_insert_pieces): New function.
2617 (vn_nary_op_compute_hash): De-staticify.
2618 (vn_nary_op_eq): Ditto.
2619 (vn_nary_op_lookup_pieces): New function.
2620 (vn_nary_op_lookup): Add new argument.
2621 (vn_nary_op_insert_pieces): New function.
2622 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2623 (vn_phi_insert): Ditto.
2624 (visit_unary_op): Update for callee changes.
2625 (visit_binary_op): Ditto.
2626 (visit_reference_op_load): Ditto.
2627 (visit_reference_op_store): Ditto.
2628 (init_scc_vn): Init next_value_id, constant_to_value_id and
2630 (free_scc_vn): Free them.
2631 (set_hashtable_value_ids): New function.
2632 (run_scc_vn): Use it.
2633 (get_max_value_id): New function.
2634 (get_next_value_id): Ditto.
2635 (expressions_equal_p): Moved from tree-vn.c
2636 (sort_vuses): Ditto.
2637 (sort_vuses_heap): Ditto.
2638 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2640 * tree.c (iterative_hash_hashval_t): Made non-static
2641 * tree.h (iterative_hash_hashval_t): Declare it.
2643 2008-07-08 Martin Jambor <mjambor@suse.cz>
2645 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2646 instead of ipa_create_node_params.
2647 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2648 ipa_check_create_edge_args, free them with
2649 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2651 * ipa-prop.c: Include flags.h and tree-inline.h.
2652 (ipa_node_params_vector): New variable.
2653 (ipa_edge_args_vector): New variable.
2654 (edge_removal_hook_holder): New variable.
2655 (node_removal_hook_holder): New variable.
2656 (edge_duplication_hook_holder): New variable.
2657 (node_duplication_hook_holder): New variable.
2658 (ipa_detect_param_modifications): Check for presence of modified flags.
2659 (ipa_compute_jump_functions): Check for presence of jump functions.
2660 (ipa_free_edge_args_substructures): New function.
2661 (ipa_create_node_params): Removed.
2662 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2663 (ipa_free_node_params_substructures): New function.
2664 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2666 (ipa_edge_removal_hook): New function.
2667 (ipa_node_removal_hook): New function.
2668 (duplicate_array): New function.
2669 (ipa_edge_duplication_hook): New function.
2670 (ipa_node_duplication_hook): New function.
2671 (ipa_register_cgraph_hooks): New function.
2672 (ipa_unregister_cgraph_hooks): New function.
2673 (free_all_ipa_structures_after_ipa_cp): New function.
2675 * ipa-prop.h: Include vec.h.
2676 (ipa_node_params_t): New typedef with vector types for it.
2677 (ipa_edge_args_t): New typedef with vector types for it.
2678 (IPA_NODE_REF): Changed to access an on-the-side vector.
2679 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2680 (ipa_check_create_node_params): New function.
2681 (ipa_check_create_edge_args): New function.
2683 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2686 2008-07-07 Tom Tromey <tromey@redhat.com>
2688 * configure, config.in: Rebuilt.
2689 * configure.ac: Don't check for scandir or alphasort.
2691 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2693 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2694 types immediately after creating them.
2696 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2698 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2700 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2702 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2703 dump_constraint_graph.
2704 (dump_constraint_edge): New function.
2705 (dump_constraint_graph): New function.
2706 (debug_constraint_graph): New function.
2707 (dump_constraint): Removed useless comparison.
2708 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2709 (dump_constraint_graph): Declare.
2710 (debug_constraint_graph): Declare.
2711 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2713 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2715 * config/i386/i386.c (is_va_list_char_pointer): New.
2716 (ix86_va_start): Replace compare with ms_va_list_type_node
2717 by is_va_list_char_pointer.
2718 (ix86_gimplify_va_arg): Likewise.
2720 2008-07-07 Martin Jambor <mjambor@suse.cz>
2722 * cgraph.c (cgraph_edge_max_uid): New variable.
2723 (struct cgraph_edge_hook_list): New type.
2724 (struct cgraph_node_hook_list): New type.
2725 (struct cgraph_2edge_hook_list): New type.
2726 (struct cgraph_2node_hook_list): New type.
2727 (first_cgraph_edge_removal_hook): New variable.
2728 (first_cgraph_node_removal_hook): New variable.
2729 (first_cgraph_edge_duplicated_hook): New variable.
2730 (first_cgraph_node_duplicated_hook): New variable.
2731 (cgraph_add_edge_removal_hook): New function.
2732 (cgraph_remove_edge_removal_hook): New function.
2733 (cgraph_call_edge_removal_hooks): New function.
2734 (cgraph_add_node_removal_hook): New function.
2735 (cgraph_remove_node_removal_hook): New function.
2736 (cgraph_call_node_removal_hooks): New function.
2737 (cgraph_add_edge_duplication_hook): New function.
2738 (cgraph_remove_edge_duplication_hook): New function.
2739 (cgraph_call_edge_duplication_hooks): New function.
2740 (cgraph_add_node_duplication_hook): New function.
2741 (cgraph_remove_node_duplication_hook): New function.
2742 (cgraph_call_node_duplication_hooks): New function.
2743 (cgraph_create_edge): Assign to edge uid.
2744 (cgraph_remove_edge): Call edge removal hooks.
2745 (cgraph_node_remove_callees): Call edge removal hooks.
2746 (cgraph_node_remove_callers): Call edge removal hooks.
2747 (cgraph_remove_node): Call node removal hooks.
2748 (cgraph_clone_edge): Call edge duplication hooks.
2749 (cgraph_clone_node): Call node duplication hooks.
2751 * cgraph.h (cgraph_edge): New field uid.
2752 (cgraph_edge_hook): New type.
2753 (cgraph_node_hook): New type.
2754 (cgraph_2edge_hook): New type.
2755 (cgraph_2node_hook): New type.
2757 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2759 * config.in: Regenerate.
2761 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2763 * gcc.c (print_sysroot): New.
2764 (option_map, display_help, process_command): Handle the
2765 -print-sysroot option.
2766 (main): Print the sysroot if requested.
2767 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2769 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2772 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2774 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2776 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2777 (assign_parm_setup_block_p): Also check mode of entry_parm.
2779 2008-07-07 Richard Guenther <rguenther@suse.de>
2781 * tree-ssa-structalias.h (set_used_smts): Remove.
2782 * tree-ssa-structalias.c (used_smts): Likewise.
2783 (set_used_smts): Likewise.
2784 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2785 call to set_used_smts.
2787 2008-07-07 Richard Guenther <rguenther@suse.de>
2789 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2790 (new_var_info): Set it to false.
2791 (solution_set_add): Correctly handle pointers outside a var and
2793 (type_safe): Treat variables with is_full_var properly.
2794 (do_sd_constraint): Likewise.
2795 (do_ds_constraint): Likewise.
2796 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2797 (get_constraint_for_ptr_offset): New function.
2798 (get_constraint_for_component_ref): For addresses at least include
2799 the last field of the variable. Handle is_full_vars properly.
2800 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2801 (handle_ptr_arith): Remove.
2802 (find_func_aliases): Simplify assignment handling.
2803 (create_function_info_for): For parameter and result varinfos set
2805 (create_variable_info_for): Set is_full_var flag whenever we
2806 just created a single varinfo for a decl.
2807 (init_alias_vars): Initialize use_field_sensitive from
2808 max-fields-for-field-sensitive parameter.
2810 2008-07-07 Richard Guenther <rguenther@suse.de>
2812 PR tree-optimization/36713
2813 * tree-flow-inline.h (is_call_used): New function.
2814 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2815 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2816 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2818 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2820 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2822 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2824 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2826 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2827 Nathan Sidwell <nathan@codesourcery.com>
2829 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2830 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2832 * config/m68k/t-linux: New.
2833 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2836 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2838 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2839 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2842 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * gcc.c (execute): Fix -Wc++-compat warning.
2846 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2849 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2850 constant for little endian.
2852 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2854 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2855 mips_base_mips16 instead of TARGET_MIPS16.
2856 (mips_base_mips16): Declare.
2857 * config/mips/mips.c (mips_base_mips16): Make global.
2858 (was_mips16_p): Remove GTY marker.
2859 (was_mips16_pch_p): New variable.
2860 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2861 (mips_override_options): Force to non-MIPS16 mode initially.
2862 Do not complain about MIPS16 PIC incompatibilities here.
2863 Only allow -mgpopt if -mexplicit-relocs is in force for
2866 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2868 * configure.ac: Check for caddr_t, define to char * if not defined.
2869 * configure: Regenerate.
2870 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2871 (mmap_gt_pch_use_address): Likewise.
2872 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2874 2008-07-06 Richard Guenther <rguenther@suse.de>
2876 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2877 (new_var_info): Deal with it.
2878 (solution_set_add): Likewise.
2879 (bitpos_of_field): Make signed, fix.
2880 (struct fieldoff): Remove type and decl fields. Make size field
2881 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2883 (fieldoff_compare): Deal with it.
2884 (push_fields_onto_fieldstack): Remove has_union argument, glob
2885 adjacent non-pointer fields together.
2886 (create_function_info_for): Do not set has_union.
2887 (create_variable_info_for): Simplify.
2889 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2891 * config.gcc (extra_headers): Add cross-stdarg.h for target
2892 x86_64-*-* and i?86-*-*.
2893 * config/i386/cross-stdarg.h: New.
2894 * builtins.c (std_fn_abi_va_list): New.
2895 (std_canonical_va_list_type): New.
2896 (stabilize_va_list): Replace va_list_type_node use by
2897 mtarget.canonical_va_list_type.
2898 (gimplify_va_arg_expr): Likewise.
2899 (expand_builtin_va_copy): Replace va_list_type_node use by
2900 mtarget.fn_abi_va_list.
2901 * tree-sra.c (is_va_list_type): New helper.
2902 (decl_can_be_decomposed_p): Replace
2903 va_list_type_node use by is_va_list_type.
2904 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2905 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2906 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2907 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2908 (ix86_enum_va_list): New.
2909 * config/i386/i386.c (sysv_va_list_type_node): New.
2910 (ms_va_list_type_node): New.
2911 (ix86_function_type_abi): Remove sorry.
2912 (ix86_build_builtin_va_list_abi): New.
2913 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2915 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2916 (ix86_init_builtins_va_builtins_abi): New.
2917 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2919 (ix86_handle_abi_attribute): New.
2920 (attribute_spec): Add sysv_abi and ms_abi.
2921 (ix86_fn_abi_va_list): New.
2922 (ix86_canonical_va_list_type): New.
2923 (ix86_enum_va_list): New.
2924 (TARGET_FN_ABI_VA_LIST): New.
2925 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2926 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2927 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2928 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2929 (TARGET_ENUM_VA_LIST): New.
2930 * expr.h (std_fn_abi_va_list): New.
2931 (std_canonical_va_list_type): New.
2932 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2933 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2934 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2935 TARGET_CANONICAL_VA_LIST_TYPE.
2936 * target.h (struct gcc_target): Add fn_abi_va_list hook
2937 and canonical_va_list_type hook.
2939 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2941 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2942 integral and pointer types.
2944 2008-07-04 Roger Sayle <roger@eyesopen.com>
2946 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2947 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2949 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2952 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2954 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2956 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2957 build_gimple_modify_stmt.
2958 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2959 gimple operand. Use fold_build* instead of build*.
2961 2008-07-04 Richard Guenther <rguenther@suse.de>
2963 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2964 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2965 properly to compute the reachability set if we do field-sensitive PTA.
2966 * invoke.texi (max-fields-for-field-sensitive): Document default.
2967 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2968 100 for optimize >= 2.
2970 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2972 * ggc-zone.c (lookup_page_table_if_allocated,
2973 set_page_table_entry, zone_find_object_size, alloc_small_page,
2974 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2975 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2976 -Wc++-compat and/or -Wcast-qual warnings.
2978 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2981 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2982 pic_offset_table_rtx to be marked as used here.
2983 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2984 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2985 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2986 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2989 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * alloc-pool.c (hash_descriptor, eq_descriptor,
2992 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2993 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2995 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2996 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2997 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2998 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3001 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3003 * tree-flow.h (loop_only_exit_p): Declare.
3004 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3005 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3006 the number of iterations if it is constant. Otherwise, if this is the
3007 only possible exit of the loop, use the conservative estimate on the
3008 number of iterations of the entire loop if available.
3010 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3012 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3013 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3014 Add synchronization functions.
3015 * config/sync.c: New file.
3016 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3017 (LIBGCC_SYNC_CFLAGS): Likewise.
3019 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3023 (*pushtf_sse): New insn pattern.
3024 (pushtf splitters): New splitters.
3026 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3029 * predict.c (build_predict_expr): Use void_type_node for the tree
3030 type, instead of NULL_TREE.
3032 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3034 * config/i386/i386.c (contains_aligned_value_p): Return true
3036 (ix86_data_alignment): Align TCmode to 128bits.
3037 (ix86_local_alignment): Likewise.
3039 2008-07-03 Andrew Haley <aph@redhat.com>
3042 * vec.h (VEC_TA): New.
3043 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3044 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3045 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3046 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3047 (C_COMMON_FIXED_TYPES): Remove first arg.
3048 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3049 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3050 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3051 not to use empty macro arguments.
3053 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3055 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3056 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3057 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3058 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3059 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3060 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3061 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3062 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
3063 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
3064 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3065 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3066 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3067 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
3068 config/rs6000/e500crtres64gpr.asm,
3069 config/rs6000/e500crtres64gprctr.asm,
3070 config/rs6000/e500crtrest32gpr.asm,
3071 config/rs6000/e500crtrest64gpr.asm,
3072 config/rs6000/e500crtresx32gpr.asm,
3073 config/rs6000/e500crtresx64gpr.asm,
3074 config/rs6000/e500crtsav32gpr.asm,
3075 config/rs6000/e500crtsav64gpr.asm,
3076 config/rs6000/e500crtsav64gprctr.asm,
3077 config/rs6000/e500crtsavg32gpr.asm,
3078 config/rs6000/e500crtsavg64gpr.asm,
3079 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
3080 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
3081 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
3082 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
3083 config/sparc/sol2-cn.asm: Remove .file directives.
3085 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
3087 * resource.c (mark_referenced_resources): Look inside
3088 UNSPEC_VOLATILEs and ASM_INPUTs.
3090 2008-07-02 Ian Lance Taylor <iant@google.com>
3092 * rtlanal.c (add_reg_note): New function.
3093 * rtl.h (add_reg_note): Declare.
3094 * auto-inc-dec.c (attempt_change): Use add_reg_note.
3095 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
3096 * builtins.c (expand_builtin_longjmp): Likewise.
3097 (expand_builtin_nonlocal_goto): Likewise.
3098 * calls.c (emit_call_1, expand_call): Likewise.
3099 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3100 * cfglayout.c (fixup_reorder_chain): Likewise.
3101 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3102 (commit_one_edge_insertion): Likewise.
3103 * combine.c (move_deaths, distribute_notes): Likewise.
3104 * df-problems.c (df_set_note): Likewise.
3105 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
3106 (set_unique_reg_note): Likewise.
3107 (emit_copy_of_insn_after): Likewise.
3108 * expr.c (expand_expr_real): Likewise.
3109 * gcse.c (add_label_notes): Likewise.
3110 * haifa-sched.c (create_check_block_twin): Likewise.
3111 * jump.c (mark_jump_label_1): Likewise.
3112 * loop-doloop.c (add_test, doloop_modify): Likewise.
3113 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3114 * lower-subreg.c (move_eh_region_note): Likewise.
3115 * optabs.c (emit_libcall_block): Likewise.
3116 * predict.c (predict_insn): Likewise.
3117 (combine_predictions_for_insn): Likewise.
3118 * recog.c (peephole2_optimize): Likewise.
3119 * regmove.c (try_auto_increment): Likewise.
3120 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
3121 * reload.c (find_reloads): Likewise.
3122 * reload1.c (fixup_eh_region_note): Likewise.
3123 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
3124 * reorg.c (delete_prior_computation): Likewise.
3125 (delete_computation, dbr_schedule): Likewise.
3126 * config/pa/pa.c (legitimize_pic_address): Likewise.
3127 * config/sh/sh.c (sh_reorg): Likewise.
3129 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3132 * config/libgcc-glibc.ver: Add %exclude.
3133 * config/m32r/libgcc-glibc.ver: Likwise.
3134 * config/s390/libgcc-glibc.ver: Likwise.
3135 * config/sh/libgcc-glibc.ver: Likwise.
3136 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
3138 * config/i386/libgcc-glibc.ver: New.
3140 * config/i386/libgcc-x86_64-glibc.ver: Removed.
3142 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3144 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
3145 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
3146 i[34567]86-*-linux*, x86_64-*-linux*. Add
3147 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
3148 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
3149 x86_64-*-linux*. Add i386/t-linux to tmake_file for
3150 i[34567]86-*-linux*, x86_64-*-linux*.
3152 * libgcc-std.ver: Add empty GCC_4.4.0.
3154 * mkmap-symver.awk: Support multiple versions per symbol.
3156 * config/i386/i386.c (ix86_init_builtins): Always define
3157 __builtin_fabsq and __builtin_copysignq with fallbacks.
3158 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
3159 and __builtin_copysignq if SSE2 isn't available.
3161 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
3162 (LIBGCC2_TF_CEXT): Likwise.
3165 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
3167 * config/i386/sfp-machine.h: Moved to libgcc.
3169 * config/i386/sfp-machine.h: New.
3170 * config/i386/t-linux: Likwise.
3172 * config/i386/t-darwin: Remove softfp_wrap_start and
3174 * config/i386/t-darwin64: Likewise.
3176 * config/i386/t-fprules-softfp64: Renamed to ...
3177 * config/i386/t-fprules-softfp: This.
3179 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
3180 and softfp_wrap_end.
3182 2008-07-02 Jason Merrill <jason@redhat.com>
3184 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
3186 * tree.c (ctor_to_list): New fn.
3187 * tree.h: Declare it.
3188 (CONSTRUCTOR_ELT): New macro.
3189 (CONSTRUCTOR_NELTS): New macro.
3191 2008-07-02 Richard Guenther <rguenther@suse.de>
3193 * tree-ssa-structalias.c (struct variable_info): Reorder
3194 to fill padding on 64bit hosts. Make collapsed_to an int.
3195 (get_varinfo_fc): Deal with that.
3196 (new_var_info): Likewise.
3197 (collapse_rest_of_var): Likewise.
3199 2008-07-02 Joshua Sumali <jsumali@redhat.com>
3201 * doc/install.texi (--enable-java-home): Document.
3202 (--enable-aot-compile-rpm): Likewise.
3203 (--with-arch-directory): Likewise.
3204 (--with-os-directory): Likewise.
3205 (--with-origin-name): Likewise.
3206 (--with-arch-suffix): Likewise.
3207 (--with-jvm-root-dir): Likewise.
3208 (--with-jvm-jar-dir): Likewise.
3209 (--with-python-dir): Likewise.
3211 2008-07-02 Richard Guenther <rguenther@suse.de>
3213 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
3214 from decls explicitly. Merge operand checking from tuples.
3216 2008-07-02 Martin Jambor <mjambor@suse.cz>
3218 * tree-switch-conversion.c: Included timevar.h which I forgot before.
3220 2008-07-02 Martin Jambor <mjambor@suse.cz>
3222 * tree-switch-conversion.c: Included timevar.h
3223 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
3225 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
3227 2008-07-02 Martin Jambor <mjambor@suse.cz>
3229 * tree-switch-conversion.c: Corrected various comments and
3231 (build_constructors): Fixed minor formatting mistakes.
3233 * invoke.texi (Optimize Options): Corrected the
3234 switch-conversion-max-branch-ratio parameter.
3236 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
3238 * final.c (asm_insn_count): Return zero for an empty asm body.
3240 2008-07-02 Richard Guenther <rguenther@suse.de>
3242 * bitmap.h (bitmap_set_bit): Return bool.
3243 (bitmap_clear_bit): Likewise.
3244 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
3245 write to the bitmap if it would.
3246 (bitmap_clear_bit): Likewise.
3247 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
3248 bitmap_set_bit return value.
3249 (add_pred_graph_edge): Likewise.
3250 (add_graph_edge): Likewise.
3251 (do_sd_constraint): Likewise.
3252 (do_ds_constraint): Likewise.
3254 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3256 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
3257 Fix -Wc++-compat and/or -Wcast-qual warnings.
3258 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
3259 gen_regparm_prefix): Likewise.
3260 * vmsdbgout.c (write_modbeg, lookup_filename,
3261 vmsdbgout_source_line, vmsdbgout_init): Likewise.
3263 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
3265 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
3266 defaults.h definition apply.
3268 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3270 * function.c (assign_parm_remove_parallels): New.
3271 (assign_parm_setup_block_p): Do not return true for non-BLKmode
3273 (assign_parm_setup_block): Do not handle them.
3274 (assign_parm_setup_reg, assign_parm_setup_stack): Call
3275 assign_parm_remove_parallels.
3277 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3279 * c-typeck.c (convert_for_assignment): Use
3280 vector_targets_convertible_p.
3281 * c-common.c (vector_targets_convertible_p): New.
3282 * c-common.h (vector_targets_convertible_p): New prototype.
3283 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
3284 opaque_p_V2SI_type_node.
3286 2008-07-01 Steve Ellcey <sje@cup.hp.com>
3288 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
3291 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
3293 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
3294 TFmode constants via two element DImode vector for hosts with
3295 HOST_BITS_PER_WIDE_INT < 64.
3296 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
3297 also for HOST_BITS_PER_WIDE_INT < 64.
3299 2008-07-01 Richard Guenther <rguenther@suse.de>
3301 PR tree-optimization/36666
3302 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
3303 (get_constraint_exp_from_ssa_var): Split into ...
3304 (get_constraint_exp_for_temp): ... this ...
3305 (get_constraint_for_ssa_var): ... and that.
3306 Return constraint expressions for all touched sub-fields
3307 if the results address is not taken.
3308 (process_constraint): Remove assertion that aggregate
3309 assignments do not happen at this place.
3310 (get_constraint_for_component_ref): Add address_p argument.
3311 Return constraint expressions for all touched sub-fields
3312 if the results address is not taken.
3313 (do_deref): Use get_constraint_exp_for_temp.
3314 (get_constraint_for_1): Rename from ...
3315 (get_constraint_for): ... this. Add the old function as wrapper.
3316 (do_structure_copy): Use get_constraint_for_1.
3318 2008-07-01 Martin Jambor <mjambor@suse.cz>
3320 * Makefile.in (tree-switch-conversion.o): Add.
3321 (OBJS-common): Add tree-swtch-conversion.o.
3322 * passes.c (init_optimization_passes): Add pass_convert_switch.
3323 * tree-pass.h: (pass_convert_switch): Add.
3324 * tree-switch-conversion.c: New file.
3325 * gcc.dg/tree-ssa/cswtch.c: New testcase.
3326 * common.opt (ftree-cswtch): New option.
3327 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3328 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3329 * opts.c (decode_options): Set flag_tree_switch_conversion when
3330 optimization level is >= 2.
3331 * doc/invoke.texi (Optimize Options): Added description of
3332 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
3334 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3336 * config/darwin-driver.c (darwin_default_min_version): Fix
3337 -Wc++-compat warnings.
3339 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
3344 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3346 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
3348 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3350 PR rtl-optimization/34744
3351 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
3352 (df_scan_free_internal): Free data structures not
3353 allocated in storage pools.
3354 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
3355 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
3356 df_scan_free_mws_vec.
3357 * dse.c (dse_step6): Free offset_map_p and offset_map_n
3360 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
3362 * config/i386/i386.c (contains_aligned_value_p): Return true
3364 (ix86_function_arg_boundary): Return its natural boundary
3366 (return_in_memory_32): Don't check TDmode.
3367 (ix86_split_to_parts): Support splitting into 4 parts and
3368 support TFmode for 32bit target.
3369 (ix86_split_long_move): Support splitting into 4 parts.
3370 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
3372 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
3373 (ix86_init_builtins): Here.
3374 (ix86_scalar_mode_supported_p): Always return true for TFmode.
3375 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
3376 'q' and 'w', respectively.
3378 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
3380 (movtf_internal): Likewise.
3381 (<code>tf2): Likewise.
3382 (*absnegtf2_sse): Likewise.
3383 (copysign<mode>3): Likewise.
3384 (copysign<mode>3_const): Likewise.
3385 (copysign<mode>3_var): Likewise.
3386 (define_split UNSPEC_COPYSIGN): Likewise.
3387 * config/i386/sse.md (*nandtf3): Likewise.
3388 (<code>tf3): Likewise.
3389 (*<code>tf3): Likewise.
3391 2008-06-30 Joey Ye <joey.ye@intel.com>
3392 H.J. Lu <hongjiu.lu@intel.com>
3394 * global.c (compute_regsets): Set frame_pointer_needed here.
3395 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
3397 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3399 * doc/install.texi (specific): Expand Windows build notes.
3401 2008-06-30 Ira Rosen <irar@il.ibm.com>
3403 PR tree-optimization/36648
3404 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
3405 number of prolog iterations by step. Fix the comment.
3407 2008-06-30 Richard Guenther <rguenther@suse.de>
3410 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
3411 handle calls from ECF_MALLOC functions.
3412 (handle_pure_call): ECF_MALLOC functions do not return
3414 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
3416 2008-06-29 Andreas Schwab <schwab@suse.de>
3418 * config/m68k/m68k.c (print_operand): Always print a float
3420 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
3421 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
3424 * config/rs6000/x-linux64: Remove never used file.
3426 2008-06-29 Richard Guenther <rguenther@suse.de>
3428 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
3430 (struct alias_info): Move ...
3431 * tree-ssa-alias.c: ... here.
3432 (update_alias_info): Declare.
3433 (compute_may_aliases): Call it.
3434 (update_alias_info): New function.
3435 * tree-ssa-structalias.c (update_alias_info): Move ...
3436 * tree-ssa-alias.c (update_alias_info_1): ... here.
3437 * tree-ssa-structalias.c (process_constraint_1): Remove
3438 unused from_call argument. Rename to ...
3439 (process_constraint): ... this. Delete old wrapper.
3440 (make_constraint_to): Adjust callers.
3441 (handle_const_call): Likewise.
3442 (handle_pure_call): Likewise.
3443 (init_base_vars): Likewise.
3444 (handle_lhs_call): Likewise. Remove unnecessary constraint.
3445 (find_func_aliases): We don't need structure copies for
3447 (make_constraint_from_anything): Remove.
3448 (create_variable_info_for): For globals make constraints
3449 from escaped, not from anything.
3450 (compute_points_to_sets): Do not call update_alias_info.
3451 (ipa_pta_execute): Use make_constraint_from.
3453 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3455 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
3456 (bitmap.o-warn, dominance.o-warn): New.
3457 * configure.ac (cxx_compat_warn): Delete.
3458 (loose_warn): Add -Wcast-qual and -Wc++-compat.
3459 * system.h: Remove #pragma diagnostic for -Wcast-qual and
3461 * configure: Regenerate.
3463 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
3466 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3468 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
3469 * df-scan.c (df_notes_rescan): Likewise.
3470 * ggc-page.c (set_page_table_entry): Likewise.
3471 * intl.c (gcc_gettext_width): Likewise.
3472 * varasm.c (get_unnamed_section, get_noswitch_section,
3473 get_section): Likewise.
3475 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
3477 * regrename.c (build_def_use): Don't copy RTX.
3479 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
3481 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
3482 (Type Attributes): Fix nesting of @table and @subsection. Adjust
3483 punctuation. Use @ref instead of @xref.
3484 (Function Names): Remove stray @display/@end display.
3485 (C++ Attributes): Use @ref instead of @xref.
3486 (Deprecated Features): Fix punctuation around @xref.
3487 (Backwards Compatibility): Likewise.
3488 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
3490 2008-06-28 Joseph Myers <joseph@codesourcery.com>
3492 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
3493 constants for E500 double.
3495 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3497 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
3498 element type of const_vector.
3500 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
3502 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
3503 Remove FLAGS_REG clobber from expander pattern.
3504 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
3505 (anddi3, andsi3, andhi3, andqi3): Ditto.
3506 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
3507 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
3508 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
3509 (ashlsi3, ashlhi3, ashlqi3): Ditto.
3510 (ashrsi3, ashrhi3, ashrqi3): Ditto.
3511 (lshrsi3, lshrhi3, lshrqi3): Ditto.
3512 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
3513 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
3515 2008-06-28 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-structalias.c (callused_id, var_callused,
3518 callused_tree): Add.
3519 (handle_pure_call): New function.
3520 (find_func_aliases): Call it.
3521 (find_what_p_points_to): Handle the call-used set.
3522 (clobber_what_escaped): Likewise.
3523 (compute_call_used_vars): New function.
3524 (init_base_vars): Init the call-used variable.
3525 (do_sd_constraint): Do not propagate the solution from CALLUSED
3526 but use CALLUSED as a placeholder.
3527 (solve_graph): Likewise.
3528 * tree-flow-inline.h (gimple_call_used_vars): New function.
3529 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
3530 (compute_call_used_vars): Declare.
3531 * tree-ssa-alias.c (set_initial_properties): Call
3532 compute_call_used_vars.
3533 (reset_alias_info): Clear call-used variables.
3534 (add_call_clobber_ops): Assert we are not called for const/pure
3535 functions. Remove handling of them.
3536 (add_call_read_ops): Handle pure functions by adding the
3537 call-used set of variables as VUSEs.
3538 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
3539 (delete_tree_ssa): Free it.
3540 * tree-dfa.c (remove_referenced_var): Clear the var from the
3543 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
3545 * tree.c (build_varargs_function_type_list): New.
3546 (build_function_type_list_1): New.
3547 (build_function_type_list): Use build_function_type_list_1.
3548 * tree.h (build_varargs_function_type_list): New.
3550 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3553 * config/spu/spu.c (spu_builtin_splats): Do not generate
3554 invalid CONST_VECTOR expressions.
3555 (spu_expand_vector_init): Likewise.
3557 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
3559 * optabs.c (libfunc_decls): New variable.
3560 (libfunc_decl_hash, libfunc_decl_eq): New functions.
3561 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
3562 for the same function twice.
3564 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3566 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
3567 ix86_expand_binary_operator directly.
3568 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3570 (*ashrti3_1): Ditto.
3571 (*lshrti3_1): Ditto.
3572 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3573 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3574 using only one splitter. Conditionaly execute splitter before or
3575 after peephole2 pass.
3576 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3577 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3578 Use only one alternative in asm template.
3579 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3581 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3582 "J" operand constraint for operand 2.
3583 (*ashldi3_cconly_rex64): Ditto.
3584 (*ashrdi3_cmp_rex64): Ditto.
3585 (*ashrdi3_cconly_rex64): Ditto.
3586 (*lshrdi3_cmp_rex64): Ditto.
3587 (*lshrdi3_cconly_rex64): Ditto.
3588 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3589 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3590 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3593 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3595 * gimplify.c (omp_is_private): Don't return true if decl is not
3596 already private on #pragma omp for or #pragma omp parallel for.
3599 * tree-cfg.c (struct move_stmt_d): Replace block field with
3600 orig_block and new_block fields.
3601 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3602 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3603 (move_block_to_fn): Replace vars_map and new_label_map arguments
3604 with struct move_stmt_d pointer.
3605 (replace_block_vars_by_duplicates): New function.
3606 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3607 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3608 all subblocks of ORIG_BLOCK to the new function. Call
3609 replace_block_vars_by_duplicates.
3610 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3611 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3612 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3613 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3614 (expand_omp): Temporarily set input_location to the location of
3615 region's controlling stmt.
3616 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3617 BIND_EXPR, push ctx->block_vars and gimplification vars into
3618 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3620 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3621 there are any BLOCK_VARS.
3622 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3623 OMP_PARALLEL or OMP_TASK stmt.
3624 (lower_omp): Save and restore input_location around the lower_omp_1
3627 2008-06-27 Richard Guenther <rguenther@suse.de>
3629 PR tree-optimization/36400
3630 PR tree-optimization/36373
3631 PR tree-optimization/36344
3632 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3633 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3634 (update_alias_info): Remove call clobbering code.
3635 (make_constraint_to): New helper function.
3636 (make_escape_constraint): Likewise.
3637 (handle_rhs_call): Use it on all pointer containing arguments.
3638 Also mark the static chain escaped.
3639 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3640 instead of ANYTHING.
3641 (make_constraint_from): New helper split out from ...
3642 (make_constraint_from_anything): ... here.
3643 (find_func_aliases): Add constraints for escape sites.
3644 (intra_create_variable_infos): Make constraints from NONLOCAL
3646 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3648 (clobber_what_p_points_to): Remove.
3649 (clobber_what_escaped): New function.
3650 (init_base_vars): Init NONLOCAL and ESCAPED.
3651 (do_sd_constraint): Do not propagate the solution from ESCAPED
3652 but use ESCAPED as a placeholder.
3653 (solve_graph): Likewise.
3654 * tree-flow.h (clobber_what_p_points_to): Remove.
3655 (clobber_what_escaped): Declare.
3656 * tree-ssa-alias.c (set_initial_properties): Call it.
3657 Remove code clobbering escaped pointers.
3659 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3661 * function.c (allocate_struct_function): Only allocate a unique
3662 funcdef_no if the decl is nonzero.
3664 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3666 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3667 * config/mips/mips.c (mips_split_const_insns): New function.
3668 * config/mips/mips.md (move_type): New attribute.
3669 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3670 (dword_mode): New attribute.
3671 (type): Avoid long line. Map "move_type"s to "type"s,
3672 choosing "multi" for doubleword moves if appropriate.
3673 Swap MTC/MFC comments to match their declaration order.
3674 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3675 "type" is "branch" or "jal" is "direct".
3676 (length): Handle "extended_mips16" first. Make the default
3677 "0" for "ghost" instructions. Set the length from "move_type".
3678 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3679 of "type", with "sll0" for the register alternative. Remove the
3680 "extended_mips16" attribute.
3681 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3682 of "type", with "shift_shift" for the register alternative.
3683 Remove the "length" attribute.
3684 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3685 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3686 of "type", with "andi" for the register alternative.
3687 (*zero_extendqihi2): Likewise.
3688 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3689 of "andi" instead of a "type" of "arith".
3690 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3692 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3693 (mov_<store>r, *mov<mode>_ra): Likewise.
3694 (extendsidi2): Use "move_type" instead of "type", with "move"
3695 for the register alternative.
3696 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3697 of "type", with "signext" for the register alternative.
3698 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3699 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3700 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3701 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3702 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3703 (unnamed branch insn): Likewise.
3704 (*movdi_gp32_fp64): Fold into...
3705 (*movdi_32bit): ...here.
3706 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3707 (*movdf_hardfloat): ...this new pattern.
3708 (*movdf_softfloat): Remove redundant FPR alternatives.
3709 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3710 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3711 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3712 the "move" attribute.
3713 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3714 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3715 and "store" for COP loads and stores.
3716 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3717 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3718 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3719 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3720 (*movtf_mips16, *movv2sf): Likewise.
3721 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3722 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3723 (mfhc1<mode>): Use "move_type" instead of "move".
3724 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3725 (loadgp_blockage): Remove the "length" attribute.
3726 (blockage, set_got_version, update_got_version): Likewise.
3727 (call_internal): Remove the "extended_mips16" attribute.
3728 (call_value_internal, call_value_multiple_internal): Likewise.
3729 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3731 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3732 the "length" attribute.
3734 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3737 -Wcast-qual warnings.
3738 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3739 handle_pragma_pop_macro): Likewise.
3740 * collect2.c (resolve_lib_name): Likewise.
3741 * config/arc/arc.c (arc_init): Likewise.
3742 * config/arm/arm.c (neon_builtin_compare,
3743 locate_neon_builtin_icode): Likewise.
3744 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3745 * config/bfin/bfin.c (bfin_init_machine_status,
3746 bfin_optimize_loop): Likewise.
3747 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3748 * config/cris/cris.c (cris_init_expanders): Likewise.
3749 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3750 * config/darwin.c (machopic_indirection_eq,
3751 machopic_indirection_name, machopic_output_indirection): Likewise.
3752 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3753 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3754 frv_optimize_membar): Likewise.
3755 * config/i386/cygwin.h (mingw_scan,
3756 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3757 * config/i386/cygwin1.c (mingw_scan): Likewise.
3758 * config/i386/i386.c (machopic_output_stub): Likewise.
3759 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3760 i386_pe_unique_section): Likewise.
3761 * config/ia64/ia64.c (ia64_init_machine_status,
3762 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3764 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3765 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3766 * config/m68k/m68k.c (m68k_handle_option,
3767 m68k_sched_md_init_global): Likewise.
3768 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3769 mcore_unique_section): Likewise.
3770 * config/mips/mips.c (mips_block_move_straight,
3771 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3773 * config/mmix/mmix.c (mmix_init_machine_status,
3774 mmix_encode_section_info): Likewise.
3775 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3776 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3777 print_operand_address, output_toc, redefine_groups,
3778 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3779 * config/s390/s390.c (s390_init_machine_status): Likewise.
3780 * config/score/score.c (score_block_move_straight,
3781 score_block_move_loop_body): Likewise.
3782 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3783 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3784 * emit-rtl.c (find_auto_inc): Likewise.
3785 * gcc.c (translate_options, process_command): Likewise.
3786 * reorg.c (dbr_schedule): Likewise.
3787 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3788 * xcoffout.c (xcoffout_declare_function): Likewise.
3790 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3792 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3793 ipa-pta working again.
3795 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3797 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3800 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3802 * config.gcc (powerpc*-*-*): Add new core e500mc.
3803 * config/rs6000/e500mc.md: New file.
3804 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3806 (rs6000_override_options): Add e500mc case to
3807 processor_target_table. Altivec and Spe options not allowed
3808 with e500mc. Add isel instruction to e500mc by
3809 default. Initialize rs6000_cost for e500mc.
3810 (rs6000_issue_rate): Set issue rate for e500mc.
3811 * config/rs6000/rs6000.h (processor_type): Add
3812 PROCESSOR_PPCE500MC.
3813 (ASM_CPU_SPEC): Add e500mc.
3814 Set TARGET_ISEL to rs6000_isel.
3815 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3816 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3817 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3819 * doc/invoke.texi: Add e500mc to list of cpus.
3821 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3824 * c-lex.c (lex_charconst): Initialize unsignedp.
3826 2008-06-27 Olivier Hainque <hainque@adacore.com>
3828 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3829 documented assumptions.
3831 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3833 * dwarf2out.c: Remove trailing white spaces. Break long line
3836 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3838 * libfuncs.h (LTI_synchronize): New libfunc_index.
3839 (synchronize_libfunc): Declare.
3840 * builtins.c (expand_builtin_synchronize): Consider using
3841 synchronize_libfunc before falling back on an asm blockage.
3842 * config/mips/mips.c: Include libfuncs.h
3843 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3845 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3847 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3848 parameter. Copy stack_reg to r11 where appropriate.
3849 (no_global_regs_above): Add gpr parameter.
3850 (rs6000_stack_info): Only add padding for SPE save area if we
3851 are saving SPE GPRs and CR.
3852 (saveres_routine_syms): New variable.
3853 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3855 (rs6000_savres_routine_sym): New function.
3856 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3858 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3859 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3860 Tweak FPR out-of-line saving.
3861 (rs6000_make_savres_rtx): New function.
3862 (rs6000_use_multiple_p): New function.
3863 (rs6000_savres_strategy): New function.
3864 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3865 out-of-line if appropriate.
3866 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3867 if we are optimizing for size.
3868 (GP_SAVE_INLINE): Define.
3869 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3870 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3871 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3872 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3873 (*save_fpregs_<mode>): Add use of r11.
3874 (*restore_gpregs_<mode>): New insn.
3875 (*return_and_restore_gpregs_<mode>): New insn.
3876 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3878 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3879 (*restore_gpregs_spe): New insn.
3880 (*return_and_restore_gpregs_spe): New insn.
3881 * config/rs6000/predicates.md (save_world_operation): Fix check.
3883 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3885 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3886 this point, so assert that.
3888 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3890 * cfganal.c: Include vec.h and vecprim.h.
3891 (compute_idf): Import from...
3892 * tree-into-ssa (compute_idf): ...here.
3893 * basic-block.h (compute_idf): Export.
3895 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3897 * c-decl.c (merge_decls): Use !current_function_decl to check for
3898 extern declaration of C99 inline function being at file scope.
3900 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3902 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3904 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3906 * alias.c (record_alias_subset, init_alias_analysis): Fix
3907 -Wc++-compat and/or -Wcast-qual warnings.
3908 * attribs.c (lookup_attribute_spec): Likewise.
3909 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3910 copy_bb, connect_traces,
3911 find_rarely_executed_basic_blocks_and_cr): Likewise.
3912 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3913 note_btr_set, migrate_btr_defs): Likewise.
3914 * builtins.c (result_vector, expand_builtin_memcpy,
3915 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3916 builtin_memset_read_str, expand_builtin_printf,
3917 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3919 * caller-save.c (mark_set_regs): Likewise.
3920 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3921 * cgraph.c (cgraph_edge): Likewise.
3922 * combine.c (likely_spilled_retval_1): Likewise.
3923 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3924 htab_counts_entry_del, get_coverage_counts): Likewise.
3925 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3926 new_cselib_val): Likewise.
3927 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3928 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3930 * df-core.c (df_compact_blocks): Likewise.
3931 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3932 * df-scan.c (df_grow_reg_info, df_ref_create,
3933 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3934 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3935 df_record_entry_block_defs, df_record_exit_block_uses,
3936 df_bb_verify): Likewise.
3937 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3938 DF_REF_EXTRACT_MODE_CONST): New.
3939 * dominance.c (get_immediate_dominator, get_dominated_by,
3940 nearest_common_dominator, root_of_dom_tree,
3941 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3942 -Wc++-compat and/or -Wcast-qual warnings.
3943 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3944 record_store, replace_read, check_mem_read_rtx, scan_insn,
3945 dse_step1, dse_record_singleton_alias_set): Likewise.
3946 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3948 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3951 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3952 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3953 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3954 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3955 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3956 file_name_acquire, output_file_names, add_const_value_attribute,
3957 premark_used_types_helper, file_table_eq, file_table_hash,
3958 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3959 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3960 -Wcast-qual warnings.
3961 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3962 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3963 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3964 gen_reg_rtx, start_sequence, init_emit): Likewise.
3965 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3966 * except.c (init_eh_for_function, gen_eh_region,
3967 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3968 arh_to_landing_pad, arh_to_label, add_action_record,
3969 add_call_site, switch_to_exception_section): Likewise.
3970 * expmed.c (synth_mult): Likewise.
3971 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3972 store_expr): Likewise.
3973 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3975 * function.c (assign_stack_temp_for_type,
3976 allocate_struct_function, match_asm_constraints_1): Likewise.
3977 * gcov-io.c (gcov_allocate): Likewise.
3978 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3979 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3980 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3981 record_one_set, insert_expr_in_table, insert_set_in_table,
3982 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3983 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3984 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3985 -Wcast-qual warnings.
3987 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3989 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3990 -Wcast-qual warnings.
3991 * gcc.c (process_command): Likewise.
3992 * genattrtab.c (oballoc): Use XOBNEW.
3993 (oballocvec): Define.
3994 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3995 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3996 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3997 -Wc++-compat and/or -Wcast-qual warnings.
3998 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3999 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4000 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4001 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4002 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4003 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4004 add_excls, process_presence_absence_names,
4005 process_presence_absence_patterns, add_presence_absence,
4006 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4007 get_free_state, add_arc, get_free_automata_list_el,
4008 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4009 transform_3, cache_presence, create_ainsns, create_automata,
4010 create_state_ainsn_table, dfa_insn_code_enlarge,
4011 output_trans_func, output_min_issue_delay_func,
4012 output_dead_lock_func, output_reset_func,
4013 output_get_cpu_unit_code_func, output_dfa_start_func,
4014 expand_automata): Likewise.
4015 * genextract.c (gen_insn): Likewise.
4016 * gengtype-lex.l: Likewise.
4017 * gengtype.c (read_input_list, adjust_field_type,
4018 process_gc_options): Likewise.
4019 * genoutput.c (note_constraint): Likewise.
4020 * genpreds.c (mangle, add_constraint): Likewise.
4021 * genrecog.c (process_define_predicate, new_decision,
4022 add_to_sequence): Likewise.
4023 * gensupport.c (record_insn_name): Likewise.
4025 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4027 * config/i386/driver-i386.c (detect_caches_amd,
4028 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4029 and/or -Wcast-qual warnings.
4030 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4031 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4032 gt_pch_save): Likewise.
4033 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4034 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4035 * global.c (compute_regsets): Likewise.
4036 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4037 finish_graph_dump_file): Likewise.
4038 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4039 unlink_bb_notes): Likewise.
4040 * integrate.c (get_hard_reg_initial_val): Likewise.
4041 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4042 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4043 * local-alloc.c (update_equiv_regs): Likewise.
4044 * loop-invariant.c (check_invariant_table_size,
4045 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4047 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4048 altered_reg_used, mark_altered): Likewise.
4049 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4050 insert_var_expansion_initialization,
4051 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4052 release_var_copies): Likewise.
4053 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4054 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4055 analyze_accesses_for_phi_node, check_var_notmodified_p,
4056 check_allocation_function, find_sites_in_func,
4057 record_all_accesses_in_func, transform_access_sites,
4058 transform_allocation_sites): Likewise.
4059 * omp-low.c (new_omp_region, create_omp_child_function_name,
4060 check_omp_nesting_restrictions, check_combined_parallel,
4061 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4062 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
4063 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4064 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
4066 * opts-common.c (prune_options): Likewise.
4067 * opts.c (add_input_filename, print_filtered_help,
4068 get_option_state): Likewise.
4069 * params.c (add_params): Likewise.
4070 * passes.c (set_pass_for_id, next_pass_1,
4071 do_per_function_toporder, pass_fini_dump_file): Likewise.
4072 * postreload.c (reload_cse_simplify_operands): Likewise.
4073 * predict.c (tree_predicted_by_p, tree_predict_edge,
4074 clear_bb_predictions, combine_predictions_for_bb): Likewise.
4076 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4078 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
4080 * recog.c (check_asm_operands, validate_change_1): Likewise.
4081 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
4082 subst_asm_stack_regs): Likewise.
4083 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
4084 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
4085 * regmove.c (reg_is_remote_constant_p): Likewise.
4086 * regrename.c (regrename_optimize, scan_rtx_reg,
4087 kill_clobbered_value, kill_set_value, kill_autoinc_value):
4089 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
4090 regstat_compute_calls_crossed): Likewise.
4091 * reload1.c (init_reload, new_insn_chain,
4092 has_nonexceptional_receiver, reload, copy_reloads,
4093 calculate_needs_all_insns, init_elim_table): Likewise.
4094 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
4095 * rtl.c (shallow_copy_rtx_stat): Likewise.
4096 * rtlanal.c (parms_set): Likewise.
4097 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
4098 sbitmap_resize, sbitmap_vector_alloc): Likewise.
4099 * sched-ebb.c (earliest_block_with_similiar_load,
4100 add_deps_for_risky_insns): Likewise.
4101 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
4102 schedule_region): Likewise.
4103 * see.c (eq_descriptor_pre_extension,
4104 hash_descriptor_pre_extension, hash_del_pre_extension,
4105 eq_descriptor_properties, hash_descriptor_properties,
4106 hash_del_properties, see_seek_pre_extension_expr,
4107 see_initialize_data_structures, see_print_register_properties,
4108 see_print_pre_extension_expr, see_delete_merged_def_extension,
4109 see_delete_unmerged_def_extension, see_emit_use_extension,
4110 see_pre_delete_extension, see_map_extension, see_commit_changes,
4111 see_analyze_merged_def_local_prop,
4112 see_analyze_merged_def_local_prop,
4113 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
4114 see_set_prop_merged_def, see_set_prop_unmerged_def,
4115 see_set_prop_unmerged_use, see_print_one_extension,
4116 see_merge_one_use_extension, see_merge_one_def_extension,
4117 see_store_reference_and_extension, see_update_uses_relevancy,
4118 see_update_defs_relevancy): Likewise.
4119 * statistics.c (hash_statistics_hash, hash_statistics_eq,
4120 hash_statistics_free, curr_statistics_hash): Likewise.
4121 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
4122 expand_asm_operands, expand_return, case_bit_test_cmp,
4123 expand_case): Likewise.
4124 * stor-layout.c (start_record_layout): Likewise.
4125 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
4126 gt_pch_save_stringpool): Likewise.
4127 * tree-data-ref.c (hash_stmt_vertex_info,
4128 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
4129 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
4131 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/i386.md : Change constraints of HImode and QImode
4135 immediate operands from "i" to "n". Change SImode "ni" constraint to
4136 "i" and SImode "rmi" constraint to "g". Remove all constraints
4137 from const0_operand and const1_operand predicated operands.
4138 (i): Change QImode and HImode attribute from "i" to "n".
4139 (*subqi_2): Change HImode operands to QImode.
4142 2008-06-25 Olivier Hainque <hainque@adacore.com>
4144 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
4147 2008-06-25 Richard Guenther <rguenther@suse.de>
4149 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
4150 not overflow the result type.
4152 2008-06-25 Richard Guenther <rguenther@suse.de>
4154 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
4155 (vn_lookup): Likewise.
4157 2008-06-25 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/35518
4160 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
4161 * tree-sra.c (instantiate_element): Use fold_build3 to build
4163 (try_instantiate_multiple_fields): Likewise.
4165 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4167 * config/rs6000/rs6000.md: Change all string instruction's clobber to
4170 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4172 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
4173 use_backchain_to_restore_sp to true
4174 if the offset of the link register save area would go over the 32k - 1
4175 offset limit of the load
4178 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
4180 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
4181 anchor for the type-punning blurb. Cross-reference "Structures
4182 unions enumerations and bit-fields implementation". Provide a
4183 cast-through-pointer example. Make final sentence self-contained.
4184 * doc/implement-c.texi (Structures unions enumerations and
4185 bit-fields implementation): Cross-reference the type-punning blurb
4186 in the -fstrict-aliasing documentation.
4188 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4191 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
4192 the memory instead of the memory itself for the save area.
4194 2008-06-24 Olivier Hainque <hainque@adacore.com>
4195 Nicolas Roche <roche@adacore.com>
4197 * gengtype.c (srcdir_len): size_t instead of int.
4198 (get_file_realbasename): New function. For F a filename, the real
4199 basename of F, with all the path components stripped.
4200 (get_file_srcdir_relative_path): New function. For F a filename, the
4201 relative path to F from $(srcdir).
4202 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
4203 get_file_realbasename. Adjust the head comment.
4204 (get_prefix_langdir_index): New function. For F a filename, return the
4205 lang_dir_names[] relative index of the language directory that is
4207 (get_file_langdir): For F a filename, return the name of the language
4208 directory where F is located.
4209 (get_file_gtfilename): New function. The gt- output file name for an
4211 (get_output_file_with_visibility): Replace in-line computations with
4212 uses of get_file_gtfilename and get_prefix_langdir_index.
4213 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
4215 2008-06-24 Jakub Jelinek <jakub@redhat.com>
4217 PR tree-optimization/36504
4218 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
4219 references without base address.
4221 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4224 * calls.c (expand_call): Increase alignment for recursive functions.
4226 2008-06-23 Anatoly Sokolov <aesok@post.ru>
4228 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
4229 (TARGET_FUNCTION_VALUE): New define.
4230 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
4231 * config/avr/avr.h (FUNCTION_VALUE): Remove.
4233 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4235 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
4236 (fmod<mode>3): Ditto.
4237 (remainderxf3): Ditto.
4238 (remainder<mode>3): Ditto.
4240 2008-06-23 Jakub Jelinek <jakub@redhat.com>
4243 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
4244 REG is a hard register.
4246 PR tree-optimization/36508
4247 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
4248 499, don't check it at all in release compilers.
4250 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4252 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
4253 together with SSE_TARGET_MATH to disable insn pattern.
4254 (*fop_<MODEF:mode>_2_i387): Ditto.
4255 (*fop_<MODEF:mode>_3_i387): Ditto.
4257 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
4259 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
4261 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4264 * gimplify.c (gimplify_asm_expr): Check the return code of
4265 parse_output_constraint call, set function return and is_inout
4268 2008-06-22 Ian Lance Taylor <iant@google.com>
4270 * c-lex.c (narrowest_unsigned_type): Change itk to int.
4271 (narrowest_signed_type): Likewise.
4272 * c-typeck.c (c_common_type): Change local variable mclass to enum
4274 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
4275 tcc_comparison, not the tree code itself.
4276 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
4277 (c_expand_expr): Cast modifier to enum expand_modifier.
4278 * c-common.h (C_RID_CODE): Add casts.
4279 (C_SET_RID_CODE): Define.
4280 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
4281 (c_lex_one_token): Add cast to avoid warning.
4282 (c_parser_objc_type_name): Rename local typename to type_name.
4283 (check_no_duplicate_clause): Change code parameter to enum
4285 (c_parser_omp_var_list_parens): Change kind parameter to enum
4287 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
4288 c_parser_omp_list_var_parens.
4289 (c_parser_omp_threadprivate): Likewise.
4290 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
4291 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
4292 * c-format.c (NO_FMT): Define.
4293 (printf_length_specs): Use NO_FMT.
4294 (asm_fprintf_length_specs): Likewise.
4295 (gcc_diag_length_specs): Likewise.
4296 (scanf_length_specs): Likewise.
4297 (strfmon_length_specs): Likewise.
4298 (gcc_gfc_length_specs): Likewise.
4299 (printf_flag_specs): Change 0 to STD_C89.
4300 (asm_fprintf_flag_specs): Likewise.
4301 (gcc_diag_flag_specs): Likewise.
4302 (gcc_cxxdiag_flag_specs): Likewise.
4303 (scanf_flag_specs): Likewise.
4304 (strftime_flag_specs): Likewise.
4305 (strfmon_flag_specs): Likewise.
4306 (print_char_table): Likewise.
4307 (asm_fprintf_char_table): Likewise.
4308 (gcc_diag_char_table): Likewise.
4309 (gcc_tdiag_char_table): Likewise.
4310 (gcc_cdiag_char_table): Likewise.
4311 (gcc_cxxdiag_char_table): Likewise.
4312 (gcc_gfc_char_table): Likewise.
4313 (scan_char_table): Likewise.
4314 (time_char_table): Likewis.
4315 (monetary_char_table): Likewise.
4316 * c-format.h (BADLEN): Likewise.
4318 2008-06-21 Ian Lance Taylor <iant@google.com>
4320 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
4321 Define END_OF_BASE_TREE_CODES around inclusion.
4322 * tree.c (tree_code_type): New global array.
4323 (tree_code_length, tree_code_name): Likewise.
4324 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
4326 (all-tree.def, s-alltree): New targets.
4327 (gencheck.h, s-gencheck): Remove.
4328 (tree.o): Depend upon all-tree.def.
4329 (build/gencheck.o): Remove gencheck.h dependency.
4330 (mostlyclean): Don't remove gencheck.h.
4331 * c-common.h (enum c_tree_code): Remove.
4332 * c-lang.c (tree_code_type): Remove.
4333 (tree_code_length, tree_code_name): Remove.
4334 * gencheck.c (tree_codes): Include all-tree.def, rather than
4335 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
4337 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
4339 * cp/cp-tree.h (enum cplus_tree_code): Remove.
4340 (operator_name_info): Size to MAX_TREE_CODES.
4341 (assignment_operator_name_info): Likewise.
4342 * cp/cp-lang.c (tree_code_type): Remove.
4343 (tree_code_length, tree_code_name): Remove.
4344 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
4345 (assignment_operator_name_info): Likewise.
4346 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
4348 * cp/mangle.c (write_expression): Likewise.
4349 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
4350 * fortran/f95-lang.c (tree_code_type): Remove.
4351 (tree_code_length, tree_code_name): Remove.
4352 * java/java-tree.h (enum java_tree_code): Remove.
4353 * java/lang.c (tree_code_type): Remove.
4354 (tree_code_length, tree_code_name): Remove.
4355 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
4356 * objc/objc-act.h (enum objc_tree_code): Remove.
4357 * objc/objc-lang.c (tree_code_type): Remove.
4358 (tree_code_length, tree_code_name): Remove.
4359 * objcp/objcp-lang.c (tree_code_type): Remove.
4360 (tree_code_length, tree_code_name): Remove.
4361 * ada/ada-tree.h (enum gnat_tree_code): Remove.
4362 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
4363 * ada/misc.c (tree_code_type): Remove.
4364 (tree_code_length, tree_code_name): Remove.
4366 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
4368 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
4369 the grand_bitmap_obstack.
4371 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4373 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
4374 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
4375 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
4376 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
4377 move_stmt_r, new_label_mapper): Likewise.
4378 * tree-complex.c (cvc_lookup): Likewise.
4379 * tree-dfa.c (create_function_ann): Likewise.
4380 * tree-dump.c (dump_register): Likewise.
4381 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
4382 find_phi_replacement_condition): Likewise.
4383 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
4384 tree_function_versioning): Likewise.
4385 * tree-into-ssa.c (cmp_dfsnum): Likewise.
4386 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
4387 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
4388 get_nonlocal_debug_decl, convert_nonlocal_reference,
4389 convert_nonlocal_omp_clauses, get_local_debug_decl,
4390 convert_local_reference, convert_local_omp_clauses,
4391 convert_nl_goto_reference, convert_nl_goto_receiver,
4392 convert_tramp_reference, convert_call_expr): Likewise.
4393 * tree-outof-ssa.c (contains_tree_r): Likewise.
4394 * tree-parloops.c (reduction_phi, initialize_reductions,
4395 eliminate_local_variables_1, add_field_for_reduction,
4396 add_field_for_name, create_phi_for_local_result,
4397 create_call_for_reduction_1, create_loads_for_reductions,
4398 create_stores_for_reduction, create_loads_and_stores_for_name):
4400 * tree-phinodes.c (allocate_phi_node): Likewise.
4401 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
4402 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
4403 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
4404 * tree-ssa-coalesce.c (compare_pairs): Likewise.
4405 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
4406 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
4407 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
4408 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4409 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
4410 vn_nary_op_insert): Likewise.
4411 * tree-ssa.c (redirect_edge_var_map_add,
4412 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
4413 * tree-vectorizer.c (vectorize_loops): Likewise.
4414 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
4415 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
4416 tree_cons_stat, build1_stat, build_variant_type_copy,
4417 decl_init_priority_lookup, decl_fini_priority_lookup,
4418 decl_priority_info, decl_restrict_base_lookup,
4419 decl_restrict_base_insert, decl_debug_expr_lookup,
4420 decl_debug_expr_insert, decl_value_expr_lookup,
4421 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
4422 type_hash_add, get_file_function_name, tree_check_failed,
4423 tree_not_check_failed, tree_range_check_failed,
4424 omp_clause_range_check_failed, build_omp_clause,
4425 build_vl_exp_stat): Likewise.
4426 * value-prof.c (gimple_histogram_value,
4427 gimple_duplicate_stmt_histograms): Likewise.
4428 * var-tracking.c (attrs_list_insert, attrs_list_copy,
4429 unshare_variable, variable_union_info_cmp_pos, variable_union,
4430 dataflow_set_different_1, dataflow_set_different_2,
4431 vt_find_locations, variable_was_changed, set_variable_part,
4432 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
4433 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
4434 section_entry_hash, object_block_entry_eq,
4435 object_block_entry_hash, create_block_symbol,
4436 initialize_cold_section_name, default_function_rodata_section,
4437 strip_reg_name, set_user_assembler_name, const_desc_eq,
4438 build_constant_desc, output_constant_def, lookup_constant_def,
4439 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
4440 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
4441 default_internal_label): Likewise.
4442 * varray.c (varray_init, varray_grow): Likewise.
4443 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
4445 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
4447 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
4448 operators for "test" insn. Macroize insn using SWI mode macro.
4449 (*jcc_fused_2): Ditto.
4450 (*jcc_fused_3): Macroize insn using SWI mode macro.
4451 (*jcc_fused_4): Ditto.
4453 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
4455 * tree-ssa-pre.c: Fix typo in comment.
4456 (init_antic, fini_antic): Add explicit funtions for
4457 initializing and deinitializing ANTIC and AVAIL sets.
4458 (create_expression_by_pieces): Fix typo in comment.
4459 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
4460 (execute_pre): Eventually dump details about ANTIC_IN.
4462 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4464 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
4465 * gcc.c (translate_options, init_spec, store_arg, read_specs,
4466 add_to_obstack, file_at_path, find_a_file, execute,
4467 add_preprocessor_option, add_assembler_option, add_linker_option,
4468 process_command, insert_wrapper, do_option_spec, do_self_spec,
4469 spec_path, do_spec_1, is_directory, main, used_arg,
4470 getenv_spec_function): Likewise.
4471 * tlink.c (symbol_hash_lookup, file_hash_lookup,
4472 demangled_hash_lookup, symbol_push, file_push, frob_extension):
4475 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4477 * doc/rtl.texi: Updated subreg section.
4479 2008-06-19 Jakub Jelinek <jakub@redhat.com>
4482 * cgraphunit.c (cgraph_process_new_functions): Don't clear
4483 node->needed and node->reachable.
4484 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
4485 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
4486 (expand_task_call): Don't call expand_task_copyfn.
4487 (expand_task_copyfn): Renamed to...
4488 (finalize_task_copyfn): ... this.
4490 2008-06-19 Jan Hubicka <jh@suse.cz>
4492 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
4493 clobbering framepointer.
4495 2008-06-19 Jan Hubicka <jh@suse.cz>
4497 * tree-optimize.c (execute_early_local_optimizations): Set
4498 cgraph_state only at first invocation.
4500 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4502 * system.h (-Wc++-compat): Activate as a warning, no an error.
4504 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
4507 instead of "#" in insn asm template.
4508 (*jcc_fused_2): Ditto.
4510 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4512 * config/i386/i386.h (ix86_tune_indices)
4513 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
4514 (TARGET_FUSE_CMP_AND_BRANCH): New define.
4515 * config/i386/i386.md (*jcc_fused_1): New insn pattern
4516 (*jcc_fused_2): Ditto.
4517 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
4518 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
4519 (print operand): Handle 'E' and 'e' code.
4521 2008-06-19 Anatoly Sokolov <aesok@post.ru>
4523 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
4524 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4525 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4527 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
4529 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
4531 (cgraph_expand_function): Use local copy of decl.
4532 (cgraph_expand_all_functions): Remove redundant initialization of
4534 (cgraph_optimize): Reword internal_error message.
4536 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
4538 * arm-protos.h (arm_return_in_memory): Remove public
4539 arm_return_in_memory() prototype.
4540 * arm.c (arm_return_in_memory): Add static prototype, add target
4541 hook macro, change definition and comments.
4542 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
4544 2008-06-19 Ben Elliston <bje@au.ibm.com>
4546 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
4547 real.c: Remove references to IEEE 754R.
4548 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
4549 * doc/libgcc.texi (Decimal float library routines): Likewise.
4551 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4553 * targhooks.h (struct gcc_target): New member unwind_word_mode.
4554 (default_unwind_word_mode): Add prototype.
4555 * targhooks.c (default_unwind_word_mode): New function.
4556 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
4557 instead of word_mode.
4558 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
4559 (TARGET_INITIALIZER): Use it.
4561 * c-common.c (handle_mode_attribute): Support "unwind_word"
4563 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
4565 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
4566 word_mode to access SjLj_Function_Context member "data".
4567 (sjlj_emit_dispatch_table): Likewise. Also, perform type
4568 conversion from targetm.eh_return_filter_mode () to
4569 targetm.unwind_word_mode () if they differ.
4571 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4572 (BT_FN_UNWINDWORD_PTR): New function type.
4573 (BT_FN_WORD_PTR): Remove.
4574 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4575 * except.c (expand_builtin_extend_pointer): Convert pointer to
4576 targetm.unwind_word_mode () instead of word_mode.
4578 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4579 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4580 (spu_unwind_word_mode): New function.
4581 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4582 (TARGET_UNWIND_WORD_MODE): Define.
4583 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4585 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4587 * config/spu/spu.c (reg_align): Remove.
4588 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4589 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4590 (spu_split_store): Likewise.
4592 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4594 * gcc/tree-vn.c: Fix typo in comment.
4596 2008-06-18 Jan Hubicka <jh@suse.cz>
4598 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4599 toplevel reorder too.
4601 2008-06-18 Jan Hubicka <jh@suse.cz>
4603 * c-opts.c (c_common_post_options): PCH is not compatible with
4605 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4606 -fno-toplevel-reorder by default now.
4608 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4610 PR documentation/30739
4611 * doc/install.texi (Prerequisites): Document dependency on awk.
4613 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4614 Ian Lance Taylor <iant@google.com>
4616 PR rtl-optimization/35604
4617 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4618 only want to change jump destinations, not eventual label comparisons.
4620 2008-06-16 Jan Hubicka <jh@suse.cz>
4622 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4624 (cgraph_analyze_function): Likewise.
4626 2008-06-16 Jan Hubicka <jh@suse.cz>
4628 * cgraph.h (cgraph_mark_if_needed): New function.
4629 * cgraphunit.c (cgraph_mark_if_needed): New function.
4630 * c-decl.c (duplicate_decl): Use it.
4632 2008-06-16 Jan Hubicka <jh@suse.cz>
4634 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4637 2008-06-16 Jan Hubicka <jh@suse.cz>
4639 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4641 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4642 Kazu Hirata <kazu@codesourcery.com>
4643 Maxim Kuvyrkov <maxim@codesourcery.com
4645 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4646 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4647 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4648 EXTRA_SPEC_FUNCTIONS.
4649 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4650 (DRIVER_SELF_SPECS): Adjust.
4651 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4652 * config/mips/st.h, config/mips/t-st: New.
4653 * config/mips/driver-native.c, config/mips/x-native: New.
4654 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4657 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4659 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4661 (ISA_HAS_FP_CONDMOVE): New macro.
4662 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4663 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4664 (ISA_HAS_NMADD3_NMSUB3): New macro.
4665 * config/mips/mips.c (mips_rtx_costs): Update.
4666 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4667 compiling for ST Loongson 2E/2F.
4668 (madd<mode>): Rename to madd4<mode>. Update.
4669 (madd3<mode>): New pattern.
4670 (msub<mode>): Rename to msub4<mode>. Update.
4671 (msub3<mode>): New pattern.
4672 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4673 (nmadd3<mode>): New pattern.
4674 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4675 (nmadd3<mode>_fastmath): New pattern.
4676 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4677 (nmsub3<mode>): New pattern.
4678 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4679 (nmsub3<mode>_fastmath): New pattern.
4680 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4682 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4684 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4685 (DF_REF_INSN_INFO): New.
4686 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4687 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4688 with a NULL DF_REF_INSN_INFO.
4689 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4691 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4692 DF_INSN_INFO_EQ_USES): New.
4693 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4694 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4695 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4696 * df-core.c: Update comment for above changes.
4697 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4698 DF_INSN_UID_* macros.
4699 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4700 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4701 insn rtx. Update all callers.
4702 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4703 df_ref_create_structure, df_insn_refs_collect): Likewise.
4704 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4705 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4706 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4707 macros to access the insn refs.
4708 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4709 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4710 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4711 for accessing the refs.
4712 (try_fwprop_subst): Likewise.
4713 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4714 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4715 for accessing the refs.
4716 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4717 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4718 to look at the insn refs.
4719 (record_uses): Likewise.
4720 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4722 (mark_artificial_uses): Don't mark_insn for artificial refs.
4723 (mark_reg_rependencies): Likewise.
4725 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4727 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4729 * configure: Regenerate.
4731 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4733 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4734 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4735 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4737 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4739 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4741 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4743 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4745 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4746 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4747 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4749 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4751 * tree-ssa-sccvn.c: Fix format of comments.
4753 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4755 * cgraph.c: Remove unneeded forward declarations of eq_node()
4758 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4760 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4762 (see_update_relevancy): Likewise.
4763 * fwprop.c (try_fwprop_subst): Likewise.
4764 * rtlanal.c (noop_move_p): Likewise.
4765 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4766 notes to non-existing libcall blocks.
4767 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4769 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4770 (dead_libcall_p): Remove.
4771 (delete_trivially_dead_insns): Don't use it.
4772 * web.c (union_defs): Remove comment about keeping nops.
4773 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4774 (compute_hash_table_work): Don't track libcall notes.
4775 (do_local_cprop): Don't take libcall pointers. Don't update
4777 (adjust_libcall_notes): Deleted.
4778 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4779 ever have existed in the first place).
4780 (replace_store_insn): Don't try to remove libcall notes.
4781 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4782 (resolve_reg_notes): Don't call them.
4783 (resolve_simple_move): Likewise.
4784 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4785 Don't remove REG_RETVAL notes.
4786 * emit-rtl.c (try_split): Don't update libcall notes.
4787 (emit_copy_of_insn_after): Dito.
4788 * cselib.c (cselib_current_insn_in_libcall): Remove.
4789 (cselib_process_insn): Don't set/clear it.
4790 (new_elt_loc_list): Don't record it.
4791 (cselib_init): Don't initialize it.
4792 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4793 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4795 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4796 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4797 (init_deps): Don't initialize it.
4798 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4799 * combine.c (delete_noop_moves): Don't update libcall notes.
4800 (can_combine_p): Remove now pointless #if 0 block.
4801 (try_combine): Remove another obsolete #if 0 block.
4802 (distribute_notes): Don't distribute libcall notes.
4803 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4804 * dce.c (libcall_dead_p): Remove.
4805 (delete_unmarked_insns): Don't handle libcall blocks.
4806 (preserve_libcall_for_dce): Remove.
4807 (prescan_insns_for_dce): Don't special-case libcall block insns.
4808 * reload1 (reload): Don't handle libcall notes.
4809 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4812 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4814 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4815 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4816 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4818 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4820 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4822 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4824 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4826 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4828 2008-06-16 Ira Rosen <irar@il.ibm.com>
4830 PR tree-optimization/36493
4831 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4832 the arguments list. Use VECTYPE to create vector pointer.
4833 (vectorizable_store): Fail if accesses through a pointer to vectype
4834 do not alias the original memory reference operands.
4835 Call vect_create_data_ref_ptr without the removed argument.
4836 (vectorizable_load): Likewise.
4837 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4840 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4843 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4846 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4848 * config/mips/loongson2ef.md: New file.
4849 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4850 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4851 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4852 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4853 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4855 (loongson2ef.md): New include.
4856 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4857 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4858 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4859 (loongson_gt_<mode>, loongson_extract_halfword)
4860 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4861 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4862 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4863 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4864 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4865 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4866 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4867 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4868 (vec_interleave_low<mode>): Define type attribute.
4869 * config/mips/mips.c (mips_ls2): New static variable.
4870 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4871 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4872 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4873 Implement target scheduling hooks.
4874 (mips_multipass_dfa_lookahead): Update to handle tuning for
4876 (mips_sched_init): Initialize data for Loongson scheduling.
4877 (mips_ls2_variable_issue): New static function.
4878 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4880 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4881 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4882 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4883 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4884 Handle ST Loongson 2E/2F cores.
4885 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4887 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4889 * omp-low.c (extract_omp_for_data): Fix comment typo.
4892 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4894 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4895 FIXME note about gcc/config.guess.
4896 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4897 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4898 * doc/cppopts.texi: Likewise.
4899 * doc/extend.texi: Likewise.
4900 * doc/gcc.texi: Likewise.
4901 * doc/gccint.texi: Likewise.
4902 * doc/gcov.texi: Likewise.
4903 * doc/gty.texi: Likewise.
4904 * doc/hostconfig.texi: Likewise.
4905 * doc/install.texi: Likewise.
4906 * doc/invoke.texi: Likewise.
4907 * doc/loop.texi: Likewise.
4908 * doc/makefile.texi: Likewise.
4909 * doc/md.texi: Likewise.
4910 * doc/passes.texi: Likewise.
4911 * doc/tm.texi: Likewise.
4912 * doc/tree-ssa.texi: Likewise.
4913 * doc/trouble.texi: Likewise.
4915 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4916 Nathan Sidwell <nathan@codesourcery.com>
4917 Maxim Kuvyrkov <maxim@codesourcery.com>
4918 Richard Sandiford <rdsandiford@googlemail.com>
4920 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4921 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4922 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4924 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4925 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4926 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4928 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4929 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4930 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4931 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4932 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4933 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4934 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4935 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4936 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4937 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4938 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4939 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4940 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4941 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4942 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4943 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4944 (mips_builtins): Add Loongson builtins.
4945 (mips_loongson_2ef_bdesc): New.
4946 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4947 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4948 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4949 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4951 (mips_expand_vector_init): New.
4952 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4953 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4955 * config/mips/mips.md: Add unspec numbers for Loongson
4956 builtins. Include loongson.md.
4957 (MOVE64): Include Loongson vector modes.
4958 (SPLITF): Include Loongson vector modes.
4959 (HALFMODE): Handle Loongson vector modes.
4960 * config/mips/loongson.md: New.
4961 * config/mips/loongson.h: New.
4962 * config.gcc: Add loongson.h header for mips*-*-* targets.
4963 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4965 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4967 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4968 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4969 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4970 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4971 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4972 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4973 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4974 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4975 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4976 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4977 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4978 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4979 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4980 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4981 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4982 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4983 Remove use_fixproto=yes.
4984 (ia64*-*-hpux*): Remove comment about using fixproto.
4985 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4987 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4989 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4991 * configure: Regenerate.
4993 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4996 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4997 before evaluating it.
4999 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5002 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5003 nested inline functions.
5004 (start_decl, start_function): Don't invert DECL_EXTERNAL
5005 for nested inline functions.
5007 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5009 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5010 splits that must be made for correctness.
5012 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5014 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5015 (AVAIL_NON_MIPS16): Likewise.
5016 (mips_builtin_description): Replace target_flags with a predicate.
5017 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5018 (dspr2_32): New availability predicates.
5019 (MIPS_BUILTIN): New macro.
5020 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5021 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5022 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5023 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5024 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5025 (mips_dsp_32only_bdesc): Merge into...
5026 (mips_builtins): ...this new array.
5027 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5028 (mips_init_builtins): Update after above changes.
5029 (mips_expand_builtin_1): Merge into...
5030 (mips_expand_builtin): ...here and update after above changes.
5032 2008-06-12 Paul Brook <paul@codesourcery.com>
5034 * longlong.h (__arm__): Define count_leading_zeros.
5035 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5036 (clzsi2, clzdi2): New functions.
5037 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5038 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5039 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5040 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5041 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5042 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5043 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5044 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5045 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5046 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5048 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5050 * config/m68k/m68k.c (m68k_tune_flags): New.
5051 (override_options): Compute m68k_tune_flags.
5052 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5053 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5055 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5058 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5060 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5062 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
5063 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
5065 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5067 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
5068 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
5070 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5073 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
5076 2008-06-12 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/36345
5079 * tree-flow.h (struct ptr_info_def): Align escape_mask,
5080 add memory_tag_needed flag.
5081 (may_alias_p): Declare.
5082 * tree-ssa-alias.c (may_alias_p): Export.
5083 (set_initial_properties): Use memory_tag_needed flag.
5084 (update_reference_counts): Likewise.
5085 (reset_alias_info): Reset memory_tag_needed flag.
5086 (create_name_tags): Check memory_tag_needed flag.
5087 (dump_points_to_info_for): Dump it.
5088 * tree-ssa-structalias.c (struct variable_info): Remove
5089 directly_dereferenced flag.
5090 (new_var_info): Do not initialize it.
5091 (process_constraint_1): Do not set it.
5092 (update_alias_info): Set is_dereferenced flag.
5093 (set_uids_in_ptset): Use may_alias_p.
5094 (set_used_smts): Check memory_tag_needed flag.
5095 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
5096 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
5097 memory_tag_needed flag.
5098 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
5101 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
5103 * config/i386/i386.c (ix86_compute_frame_layout): Disable
5104 red zone for w64 abi.
5105 (ix86_expand_prologue): Likewise.
5106 (ix86_force_to_memory): Likewise.
5107 (ix86_free_from_memory): Likewise.
5109 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
5112 * config/rs6000/rs6000.c (rs6000_override_options): Set
5113 rs6000_isel conditionally to the absence of comand line override.
5114 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5115 Remove duplicate rs6000_isel setting.
5116 * config/rs6000/eabispe.h: Ditto.
5118 2008-06-11 Richard Guenther <rguenther@suse.de>
5120 * alias.c (get_alias_set): Use the element alias-set for arrays.
5121 (record_component_aliases): For arrays and vectors do nothing.
5122 * c-common.c (strict_aliasing_warning): Handle the cases
5123 of alias set zero explicitly.
5124 * Makefile.in (dfp.o-warn): Add -Wno-error.
5126 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5128 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
5130 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
5131 tune_32 tune_64 to supported_defaults. Allow values not
5132 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
5133 x86_64. Do not override cpu_32 or cpu_64 values from target name.
5134 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
5135 with_cpu_64 to generic for 64-bit-supporting configurations, not
5136 with_cpu. Remove FIXMEs.
5137 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
5138 --with-arch-64, --with-tune-32, --with-tune-64): Document.
5139 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
5140 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
5141 arch_32 and arch_64.
5143 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
5144 Olivier Hainque <hainque@adacore.com>
5146 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
5147 Use DECL_SIZE_UNIT to retrieve the size of the field.
5149 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5151 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
5152 with function calls after declarations. Lay out
5153 neon_float_type_node before further use.
5155 2008-06-11 Richard Guenther <rguenther@suse.de>
5157 * tree-flow.h (may_point_to_global_var): Declare.
5158 * tree-ssa-alias.c (may_point_to_global_var): New function.
5159 * tree-ssa-sink.c (is_hidden_global_store): Use it.
5161 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
5163 * configure.ac: Teach that fido supports .debug_line.
5164 * configure: Regenerate.
5166 2008-06-10 Tom Tromey <tromey@redhat.com>
5168 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
5171 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5173 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
5174 (encode_decimal64, decode_decimal64, encode_decimal128,
5175 decode_decimal128): Reverse order of 32-bit parts of value if host
5176 and target endianness differ.
5178 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
5180 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
5181 Avoid division by 0.
5182 (tree_mod_pow2_value_transform): Likewise.
5183 (tree_ic_transform): Likewise.
5184 (tree_stringops_transform): Likewise.
5185 (tree_mod_subtract_transform): Likewise.
5186 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
5187 (copy_edges_for_bb): Likewise.
5188 (initialize_cfun): Likewise.
5190 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5192 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
5193 nonmemory_operand. Add "N" operand constraint.
5195 (*jcc_btdi_mask_rex64): New instruction and split pattern.
5196 (*jcc_btsi_mask): Ditto.
5197 (*jcc_btsi_mask_1): Ditto.
5199 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5201 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
5202 TYPE_CANONICAL for copied element type.
5204 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5207 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
5208 Add m_CORE2 and m_GENERIC.
5209 * config/i386/predicates.md (bt_comparison_operator): New predicate.
5210 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
5212 (*jcc_btdi_rex64): New instruction and split pattern.
5214 (*jcc_btsi_1): Ditto.
5215 (*btsq): Fix Intel asm dialect operand order.
5219 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
5222 * simplify-rtx.c (simplify_subreg): Add check for shift count
5225 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
5227 * doc/md.texi: Synchronize with later constraints.md change.
5228 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
5229 with a C implementation.
5230 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
5232 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
5233 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
5234 when moving to and from MD_REGNUM.
5235 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
5236 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
5237 Handle byte and halfword moves.
5238 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
5240 * config/mips/constraints.md (h): Turn into NO_REGS.
5241 (l, x): Update documentation.
5242 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
5243 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
5244 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
5245 (HILO): New mode iterator.
5247 (any_div): New code iterator.
5248 (u): Extend code attribute to div and udiv.
5249 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
5250 d_operand in the splitters. Remove redundant CONST_INT checks.
5251 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
5252 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
5253 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
5254 accordingly, using normal moves instead of unspecs to move LO into
5255 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
5256 (<u>mulsidi3): Handle expansion in C code.
5257 (<u>mulsidi3_32bit_internal): Rename to...
5258 (<u>mulsidi3_32bit): ...this.
5259 (<u>mulsidi3_32bit_r4000): Fix insn separator.
5260 (*<u>mulsidi3_64bit): Rename to...
5261 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
5262 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
5263 to set LO and HI to the multiplication result. Use a normal move
5264 for MFLO and an unspec for MFHI.
5265 (*<u>mulsidi3_64bit_parts): Replace with...
5266 (<u>mulsidi3_64bit_hilo): ...this new instruction.
5267 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
5268 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
5269 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
5270 instead of HI. Split the instruction into a separate multiplication
5271 and MFHI if !TARGET_FIX_R4000.
5272 (<su>muldi3_highpart): Likewise.
5273 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
5274 and the "=h" clobber.
5275 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
5276 (<u>mulditi3): New expander.
5277 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
5278 (madsi): Remove "=h" clobber.
5279 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
5280 Force the modulus result to be a GPR and split the instruction into
5281 a division followed by an MFHI after reload.
5282 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
5283 (*lea_high64): Use d_operand in the define_peephole2. Likewise
5284 the MIPS16 HIGH define_split.
5285 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
5286 of acc<->gpr moves to "multi".
5287 (*movdi_64bit): Replace the single "x" alternative with
5288 alternatives for moving into and out of "a".
5289 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
5290 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
5291 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
5292 Use d_operand in the splitters. Remove redundant CONST_INT checks.
5293 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
5294 (movti): New expander.
5295 (*movti, *movti_mips16): New insns.
5296 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
5297 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
5298 (mthi<GPR:mode>_<HILO:mode>): Likewise.
5299 * config/mips/predicates.md (fpr_operand): Delete.
5300 (d_operand): New predicate.
5302 2008-06-09 Michael Meissner <michael.meissner@amd.com>
5304 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
5305 failure on some Bourne shells.
5306 (x86_64-*-*): Ditto.
5308 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
5310 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
5312 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5314 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
5315 (sparc-sun-solaris2*): Likewise.
5317 2008-06-09 Arnaud Charlet <charlet@adacore.com
5319 * doc/install.texi: Update requirements to build the Ada compiler.
5321 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
5323 * df-scan.c (struct df_scan_problem_data): Remove the
5324 mw_link_pool alloc pool.
5325 (df_scan_free_internal): Don't free it.
5326 (df_scan_alloc): Don't allocate it.
5327 * df.h (struct df_link): Update comment.
5329 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
5331 * except.h: Correct checks for when SJLJ exceptions must be used.
5333 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5335 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
5338 2008-06-08 Joseph Myers <joseph@codesourcery.com>
5340 PR tree-optimization/36218
5341 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
5342 configure for the build system.
5343 (BUILD_LDFLAGS): Define.
5344 * configure: Regenerate.
5345 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
5347 2008-07-08 Anatoly Sokolov <aesok@post.ru>
5350 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
5351 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
5352 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
5354 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
5356 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
5358 2008-06-07 Joseph Myers <joseph@codesourcery.com>
5360 * config.gcc (Obsolete configurations): Remove list of
5362 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
5363 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
5364 targets matched by those patterns.
5365 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
5366 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
5367 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
5368 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
5369 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5370 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
5371 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
5372 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
5373 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
5374 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
5375 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
5376 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
5377 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
5378 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
5379 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
5380 Make code for Solaris 7 and greater unconditional for Solaris.
5381 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
5382 Remove --with-* handling.
5383 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
5384 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
5385 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
5386 LINK_OS_WINDISS_SPEC): Remove.
5387 * config/rs6000/sysv4.opt (mwindiss): Remove.
5388 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
5389 * configure: Regenerate.
5390 * doc/cpp.texi: Don't mention BeOS.
5391 * doc/extend.texi (interrupt): Don't mention MS1.
5392 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
5393 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
5394 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
5395 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
5396 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
5398 * doc/invoke.texi (MT Options): Remove.
5399 (-mwindiss): Remove.
5400 (CRIS Options): Remove cris-axis-aout references.
5401 (HPPA Options): Don't mention hppa1.1-*-pro.
5402 * doc/md.texi: (MorphoTech family): Remove.
5403 * libgcc2.c: Don't handle UWIN.
5404 * config/alpha/t-unicosmk: Remove.
5405 * config/alpha/unicosmk.h: Remove.
5406 * config/arm/kaos-arm.h: Remove.
5407 * config/arm/kaos-strongarm.h: Remove.
5408 * config/arm/strongarm-coff.h: Remove.
5409 * config/arm/strongarm-elf.h: Remove.
5410 * config/arm/strongarm-pe.h: Remove.
5411 * config/arm/t-strongarm-pe: Remove.
5412 * config/arm/t-xscale-coff: Remove.
5413 * config/arm/t-xscale-elf: Remove.
5414 * config/arm/xscale-coff.h: Remove.
5415 * config/arm/xscale-elf.h: Remove.
5416 * config/chorus.h: Remove.
5417 * config/cris/aout.h: Remove.
5418 * config/cris/aout.opt: Remove.
5419 * config/cris/t-aout: Remove.
5420 * config/i386/beos-elf.h: Remove.
5421 * config/i386/kaos-i386.h: Remove.
5422 * config/i386/ptx4-i.h: Remove.
5423 * config/i386/sco5.h: Remove.
5424 * config/i386/sco5.opt: Remove.
5425 * config/i386/sysv4-cpp.h: Remove.
5426 * config/i386/sysv5.h: Remove.
5427 * config/i386/t-beos: Remove.
5428 * config/i386/t-sco5: Remove.
5429 * config/i386/t-uwin: Remove.
5430 * config/i386/uwin.asm: Remove.
5431 * config/i386/uwin.h: Remove.
5432 * config/kaos.h: Remove.
5433 * config/mips/windiss.h: Remove.
5434 * config/mt: Remove directory.
5435 * config/pa/pa-osf.h: Remove.
5436 * config/pa/pa-pro-end.h: Remove.
5437 * config/pa/t-pro: Remove.
5438 * config/ptx4.h: Remove.
5439 * config/rs6000/beos.h: Remove.
5440 * config/rs6000/kaos-ppc.h: Remove.
5441 * config/rs6000/t-beos: Remove.
5442 * config/rs6000/windiss.h: Remove.
5443 * config/sh/kaos-sh.h: Remove.
5444 * config/sol2-6.h: Remove.
5445 * config/sparc/sol26-sld.h: Remove.
5446 * config/sparc/sysv4-only.h: Remove.
5447 * config/vax/bsd.h: Remove.
5448 * config/vax/t-memfuncs: Remove.
5449 * config/vax/ultrix.h: Remove.
5450 * config/vax/vaxv.h: Remove.
5451 * config/windiss.h: Remove.
5453 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5455 PR rtl-optimization/36438
5456 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
5457 for vector shifts with constant scalar shift operands.
5459 2008-06-06 Sandip Matte <sandip@rmicorp.com>
5461 * doc/invoke.texi: Document -march=xlr.
5462 * config/mips/xlr.md: New file.
5463 * config/mips/mips.md: Include it.
5465 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
5466 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
5467 (mips_rtx_cost_data): Likewise.
5469 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
5471 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
5472 PRE_INC and PRE_DEC cases.
5474 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5476 PR rtl-optimization/36419
5477 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
5478 the emitting jump insn.
5481 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
5482 is not bool, boolify the whole *expr_p and convert to the desired type.
5484 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5486 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
5487 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
5488 Add omp_private_outer_ref hook, add another argument to
5489 omp_clause_default_ctor hook.
5490 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
5491 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
5492 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
5493 hook_tree_tree_tree_tree_null.
5494 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
5495 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
5496 * hooks.c (hook_tree_tree_tree_tree_null): New function.
5497 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
5498 * tree.def (OMP_TASK): New tree code.
5499 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
5500 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
5501 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
5502 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
5503 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
5504 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
5505 OMP_CLAUSE_COLLAPSE_EXPR): Define.
5506 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5507 (OMP_DIRECTIVE_P): Add OMP_TASK.
5508 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
5509 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
5510 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
5511 and OMP_CLAUSE_UNTIED entries.
5512 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
5514 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5515 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
5516 * tree-pretty-print.c (dump_omp_clause): Handle
5517 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
5518 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5519 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
5520 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
5521 warning about unsigned iterators. Change decl/init/cond/incr
5522 arguments to TREE_VECs, check arguments for all collapsed loops.
5523 (c_finish_omp_taskwait): New function.
5524 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
5526 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
5527 default_function_array_conversion on init. Add par_clauses argument.
5528 If decl is present in parallel's lastprivate clause, change it to
5529 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
5530 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
5531 collapse count in clauses.
5532 (c_parser_omp_for, c_parser_omp_parallel): Adjust
5533 c_parser_omp_for_loop callers.
5534 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
5535 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
5536 (c_parser_omp_clause_name): Handle collapse and untied clauses.
5537 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
5539 (c_parser_omp_clause_schedule): Handle schedule(auto).
5540 Include correct location in the error message.
5541 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
5542 and PRAGMA_OMP_CLAUSE_UNTIED.
5543 (OMP_TASK_CLAUSE_MASK): Define.
5544 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
5545 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
5546 * tree-nested.c (convert_nonlocal_omp_clauses,
5547 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
5548 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
5549 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5550 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
5552 (conver_nonlocal_reference, convert_local_reference,
5553 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
5554 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
5555 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
5556 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
5557 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
5558 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
5559 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
5560 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
5561 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5563 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
5564 * c-common.h (c_finish_omp_taskwait): New prototype.
5565 * gimple-low.c (lower_stmt): Handle OMP_TASK.
5566 * tree-parloops.c (create_parallel_loop): Create 1 entry
5567 vectors for OMP_FOR_{INIT,COND,INCR}.
5568 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5569 (make_edges): Handle OMP_TASK.
5570 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5571 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5572 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5573 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5574 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5575 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5576 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5577 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5578 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5579 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5580 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5581 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5582 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5583 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5584 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5585 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5586 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5587 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5588 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5589 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5590 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5591 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5592 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5593 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5594 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5595 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5596 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5597 original iterator is present in lastprivate clause or if
5598 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5599 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5600 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5601 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5602 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5603 if it is set, lookup var in outer contexts too. Handle
5604 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5605 to be implicitly determined firstprivate for task regions.
5606 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5607 if it is set, lookup var in outer contexts too. Set
5608 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5609 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5610 OMP_CLAUSE_UNTIED. Take region_type as last argument
5611 instead of in_parallel and in_combined_parallel.
5612 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5614 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5615 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5616 (new_omp_context): Set default_kind to
5617 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5618 (omp_region_type): New enum.
5619 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5620 fields, add region_type.
5621 (new_omp_context): Take region_type as argument instead of is_parallel
5622 and is_combined_parallel.
5623 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5624 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
5625 ctx->is_combined_parallel checks.
5626 (gimplify_omp_task): New function.
5627 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5629 * omp-low.c (extract_omp_for_data): Use schedule(static)
5630 for schedule(auto). Handle pointer and unsigned iterators.
5631 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5632 Add loops argument. Extract data for collapsed OMP_FOR loops.
5633 (expand_parallel_call): Assert sched_kind isn't auto,
5634 map runtime schedule to index 3.
5635 (struct omp_for_data_loop): New type.
5636 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5637 Add loop, loops, collapse and iter_type fields.
5638 (workshare_safe_to_combine_p): Disallow combined for if
5639 iter_type is unsigned long long. Don't combine collapse > 1 loops
5640 unless all bounds and steps are constant. Adjust extract_omp_for_data
5642 (expand_omp_for_generic): Handle pointer, unsigned and long long
5643 iterators. Handle collapsed OMP_FOR loops. Adjust
5644 for struct omp_for_data changes. If libgomp function doesn't return
5645 boolean_type_node, add comparison of the return value with 0.
5646 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5647 pointer, unsigned and long long iterators. Adjust for struct
5648 omp_for_data changes.
5649 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5650 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5651 unsigned long long. Allocate loops array, pass it to
5652 extract_omp_for_data. For collapse > 1 loops use always
5653 expand_omp_for_generic.
5654 (omp_context): Add sfield_map and srecord_type fields.
5655 (is_task_ctx, lookup_sfield): New functions.
5656 (use_pointer_for_field): Use is_task_ctx helper. Change first
5657 argument's type from const_tree to tree. Clarify comment.
5658 In OMP_TASK disallow copy-in/out sharing.
5659 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5660 (install_var_field): Add mask argument. Populate both record_type
5661 and srecord_type if needed.
5662 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5664 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5665 and DECL_FIELD_OFFSET.
5666 (scan_sharing_clauses): Adjust install_var_field callers. For
5667 firstprivate clauses on explicit tasks allocate the var by value in
5668 record_type unconditionally, rather than by reference.
5669 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5670 Use is_taskreg_ctx instead of is_parallel_ctx.
5671 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5672 (create_omp_child_function_name): Add task_copy argument, use
5673 *_omp_cpyfn* names if it is true.
5674 (create_omp_child_function): Add task_copy argument, if true create
5675 *_omp_cpyfn* helper function.
5676 (scan_omp_parallel): Adjust create_omp_child_function callers.
5677 Rename parallel_nesting_level to taskreg_nesting_level.
5678 (scan_omp_task): New function.
5679 (lower_rec_input_clauses): Don't run constructors for firstprivate
5680 explicit task vars which are initialized by *_omp_cpyfn*.
5681 Pass outer var ref to omp_clause_default_ctor hook if
5682 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5683 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5684 OMP_CLAUSE_REDUCTION_INIT.
5685 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5686 avoid duplicate setting of fields. Handle
5687 OMP_CLAUSE_PRIVATE_OUTER_REF.
5688 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5689 copy-out if TREE_READONLY, only copy-in.
5690 (expand_task_copyfn): New function.
5691 (expand_task_call): New function.
5692 (struct omp_taskcopy_context): New type.
5693 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5695 (lower_omp_parallel): Rename to...
5696 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5697 Call create_task_copyfn if srecord_type is needed. Adjust
5699 (task_shared_vars): New variable.
5700 (check_omp_nesting_restrictions): Warn if work-sharing,
5701 barrier, master or ordered region is closely nested inside OMP_TASK.
5702 Add warnings for barrier if closely nested inside of work-sharing,
5703 ordered, or master region.
5704 (scan_omp_1): Call check_omp_nesting_restrictions even for
5705 GOMP_barrier calls. Rename parallel_nesting_level to
5706 taskreg_nesting_level. Handle OMP_TASK.
5707 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5708 work-sharing construct, continue looking for them on parent parallel
5710 (lower_omp_for_lastprivate): Add lastprivate clauses
5711 to the beginning of dlist rather than end. Adjust for struct
5712 omp_for_data changes.
5713 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5714 not after it. Handle collapsed OMP_FOR loops, adjust for
5715 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5716 (get_ws_args_for): Adjust extract_omp_for_data caller.
5717 (scan_omp_for): Handle collapsed OMP_FOR
5718 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5719 (lower_omp_single_simple): If libgomp function doesn't return
5720 boolean_type_node, add comparison of the return value with 0.
5721 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5722 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5723 (parallel_nesting_level): Rename to...
5724 (taskreg_nesting_level): ... this.
5725 (is_taskreg_ctx): New function.
5726 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5728 (execute_lower_omp): Rename parallel_nesting_level to
5729 taskreg_nesting_level.
5730 (expand_omp_parallel): Rename to...
5731 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5732 Call omp_task_call for OMP_TASK regions.
5733 (expand_omp): Adjust caller, handle OMP_TASK.
5734 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5736 * bitmap.c (bitmap_default_obstack_depth): New variable.
5737 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5738 if argument is NULL and bitmap_default_obstack is already initialized.
5739 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5741 * matrix-reorg.c (matrix_reorg): Likewise.
5743 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.md (*indirect_jump): Macroize using P
5746 mode iterator. Remove !TARGET_64BIT from insn constraints.
5747 (*tablejump_1): Ditto.
5748 (*indirect_jump_rex64): Remove insn pattern.
5749 (*tablejump_1_rex64): Ditto.
5750 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5751 and eh_return_si insn patterns.
5753 2008-06-06 Richard Guenther <rguenther@suse.de>
5755 * tree-ssa-structalias.c (merge_smts_into): Remove.
5756 (find_what_p_points_to): Do not bother to compute the
5757 points-to set for pt_anything pointers.
5758 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5759 for pt_anything pointers is ok.
5761 2008-06-06 Jan Hubicka <jh@suse.cz>
5763 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5765 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5767 * cgraph.c: Fix typos in comments.
5768 (cgraph_availability_names): Fix string typo.
5769 * fold-const.c: Fix typos in comments.
5770 (fold_binary): Fix typo in warning.
5771 * genautomata.c: Fix typos in comments.
5772 (check_presence_pattern_sets): Fix typo in local variable.
5773 (output_description): Fix typo in output.
5774 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5775 * hwint.h: Likewise.
5776 * matrix-reorg.c (check_allocation_function): Likewise.
5777 * omega.c (smooth_weird_equations): Likewise.
5778 * auto-inc-dec.c: Fix typos in comments.
5779 * bb-reorder.c: Likewise.
5780 * builtins.c: Likewise.
5781 * c-common.c: Likewise.
5782 * c-cppbuiltin.c: Likewise.
5783 * c-parser.c: Likewise.
5784 * c-pretty-print.c: Likewise.
5785 * cfgcleanup.c: Likewise.
5786 * cfgexpand.c: Likewise.
5787 * cfghooks.c: Likewise.
5788 * cfglayout.c: Likewise.
5789 * cfgloopmanip.c: Likewise.
5790 * cgraphunit.c: Likewise.
5791 * coverage.c: Likewise.
5792 * dbxout.c: Likewise.
5793 * df-byte-scan.c: Likewise.
5794 * df-core.c: Likewise.
5795 * df-problems.c: Likewise.
5796 * df-scan.c: Likewise.
5798 * dominance.c: Likewise.
5799 * domwalk.c: Likewise.
5801 * dwarf2out.c: Likewise.
5802 * emit-rtl.c: Likewise.
5803 * et-forest.c: Likewise.
5804 * function.c: Likewise.
5805 * function.h: Likewise.
5807 * gcov-io.c: Likewise.
5810 * genattrtab.c: Likewise.
5811 * ggc-page.c: Likewise.
5812 * gimplify.c: Likewise.
5813 * gthr-lynx.h: Likewise.
5814 * haifa-sched.c: Likewise.
5815 * ipa-cp.c: Likewise.
5816 * ipa-inline.c: Likewise.
5817 * ipa-prop.h: Likewise.
5818 * ipa-pure-const.c: Likewise.
5819 * ipa-struct-reorg.c: Likewise.
5820 * ipa-struct-reorg.h: Likewise.
5821 * ipa-type-escape.c: Likewise.
5823 * loop-doloop.c: Likewise.
5824 * mips-tfile.c: Likewise.
5825 * mkmap-flat.awk: Likewise.
5826 * mkmap-symver.awk: Likewise.
5827 * modulo-sched.c: Likewise.
5828 * omp-low.c: Likewise.
5829 * optabs.c: Likewise.
5830 * optabs.h: Likewise.
5832 * passes.c: Likewise.
5833 * postreload-gcse.c: Likewise.
5834 * postreload.c: Likewise.
5835 * predict.c: Likewise.
5836 * pretty-print.h: Likewise.
5837 * profile.c: Likewise.
5838 * protoize.c: Likewise.
5839 * ra-conflict.c: Likewise.
5841 * recog.c: Likewise.
5842 * regclass.c: Likewise.
5844 * reload.c: Likewise.
5845 * rtl-error.c: Likewise.
5846 * rtlanal.c: Likewise.
5848 * sched-rgn.c: Likewise.
5851 * target.h: Likewise.
5852 * tree-dfa.c: Likewise.
5853 * tree-eh.c: Likewise.
5854 * tree-flow-inline.h: Likewise.
5855 * tree-inline.c: Likewise.
5856 * tree-into-ssa.c: Likewise.
5857 * tree-loop-distribution.c: Likewise.
5858 * tree-nested.c: Likewise.
5859 * tree-parloops.c: Likewise.
5860 * tree-pass.h: Likewise.
5861 * tree-pretty-print.c: Likewise.
5862 * tree-profile.c: Likewise.
5863 * tree-scalar-evolution.c: Likewise.
5864 * tree-sra.c: Likewise.
5865 * tree-ssa-alias-warnings.c: Likewise.
5866 * tree-ssa-ccp.c: Likewise.
5867 * tree-ssa-coalesce.c: Likewise.
5868 * tree-ssa-dom.c: Likewise.
5869 * tree-ssa-dse.c: Likewise.
5870 * tree-ssa-forwprop.c: Likewise.
5871 * tree-ssa-live.c: Likewise.
5872 * tree-ssa-live.h: Likewise.
5873 * tree-ssa-loop-im.c: Likewise.
5874 * tree-ssa-loop-ivopts.c: Likewise.
5875 * tree-ssa-loop-niter.c: Likewise.
5876 * tree-ssa-loop-prefetch.c: Likewise.
5877 * tree-ssa-phiopt.c: Likewise.
5878 * tree-ssa-phiprop.c: Likewise.
5879 * tree-ssa-sccvn.c: Likewise.
5880 * tree-ssa-ter.c: Likewise.
5881 * tree-ssa-threadupdate.c: Likewise.
5882 * tree-ssa.c: Likewise.
5883 * tree-vect-analyze.c: Likewise.
5884 * tree-vect-transform.c: Likewise.
5885 * tree-vectorizer.c: Likewise.
5886 * tree-vn.c: Likewise.
5887 * tree-vrp.c: Likewise.
5889 * tree.def: Likewise.
5891 * unwind-dw2-fde.c: Likewise.
5892 * unwind.inc: Likewise.
5893 * value-prof.c: Likewise.
5894 * vmsdbgout.c: Likewise.
5896 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5898 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5899 always place FP constants in the TOC for TARGET_POWERPC64.
5900 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5902 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5904 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5905 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5906 enable for TARGET_E500_DOUBLE.
5907 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5908 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5909 floating-point modes like integer modes for E500 double.
5910 (rs6000_legitimate_offset_address_p): Likewise.
5911 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5912 addressing for DDmode for E500 double.
5913 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5914 modes as using 64-bits of registers for E500 double.
5915 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5916 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5917 specially for E500 double.
5918 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5919 TDmode for E500 double.
5920 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5921 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5922 (rs6000_split_multireg_move): Do not handle TDmode specially for
5924 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5925 using 64-bit registers for E500 double.
5926 (emit_frame_save): Do not handle DDmode specially for E500 double.
5927 (gen_frame_mem_offset): Likewise.
5928 (rs6000_function_value): Do not call spe_build_register_parallel
5929 for DDmode or TDmode.
5930 (rs6000_libcall_value): Likewise.
5931 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5932 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5935 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5937 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5940 2008-06-04 Junjie Gu <jgu@tensilica.com>
5942 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5943 comparison for frame pointers.
5945 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5948 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5950 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5953 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5954 register is already smaller or equal to required mode.
5956 2008-06-04 Xinliang David Li <davidxl@google.com>
5958 * tree-call-cdce.c: New file.
5959 (cond_dead_built_in_calls): New static variable.
5960 (input_domain): New struct.
5961 (check_pow): New function.
5962 (check_builtin_call): Ditto.
5963 (check_target_format): Ditto.
5964 (is_call_dce_candidate): Ditto.
5965 (gen_one_condition): Ditto.
5966 (gen_conditions_for_domain): Ditto.
5967 (get_domain): Ditto.
5968 (gen_conditions_for_pow_cst_base): Ditto.
5969 (gen_conditions_for_pow_int_base): Ditto.
5970 (gen_conditions_for_pow): Ditto.
5971 (get_no_error_domain): Ditto.
5972 (gen_shrink_wrap_conditions): Ditto.
5973 (shrink_wrap_one_built_in_call): Ditto.
5974 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5975 (tree_call_cdce): Ditto.
5976 (gate_call_cdce): Ditto.
5977 (pass_call_cdce): New gimple pass.
5978 * passes.c: (init_optimization_passes): New pass.
5979 * tree-pass.h: New pass declaration.
5980 * opts.c (decode_options): New flag setting.
5981 * common.opt: Add -ftree-builtin-call-dce flag.
5982 * Makefile.in: Add new source file.
5983 * tempvar.def: New tv_id.
5984 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5986 2008-06-04 Richard Guenther <rguenther@suse.de>
5988 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5989 (is_call_clobbered): Always check var_ann->call_clobbered.
5990 (mark_call_clobbered): Always set var_ann->call_clobbered.
5991 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5992 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5993 (reset_alias_info): Clear call clobbering info on MTAGs and
5995 (set_pt_anything): Set pt_global_mem.
5996 (create_tag_raw): Adjust comment.
5997 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5999 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6000 Maxim Kuvyrkov <maxim@codesourcery.com>
6002 * config/m68k/m68k.opt (mxgot): New option.
6003 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6004 (m68k_output_addr_const_extra): New.
6005 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6006 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6007 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6008 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6010 2008-06-04 Richard Guenther <rguenther@suse.de>
6012 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6013 negative or non-representable offsets.
6015 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6017 * config/i386/i386.c (ix86_gen_leave): New.
6018 (ix86_gen_pop1): Likewise.
6019 (ix86_gen_add3): Likewise.
6020 (ix86_gen_sub3): Likewise.
6021 (ix86_gen_sub3_carry): Likewise.
6022 (ix86_gen_one_cmpl2): Likewise.
6023 (ix86_gen_monitor): Likewise.
6024 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6025 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6026 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6027 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6028 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6029 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6030 (ix86_expand_epilogue): Updated.
6031 (print_operand): Handle integer register operand for 'z'.
6032 (ix86_expand_strlensi_unroll_1): Likewise.
6033 (ix86_expand_strlen): Likewise.
6034 (ix86_expand_builtin): Likewise.
6035 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6036 mov{q}/mov{l} and add{q}/add{l}.
6038 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6040 * config/i386/i386.md (P): New mode iterator.
6041 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6042 using P mode iterator.
6043 (DFmode push_operand splitter): Ditto.
6044 (XFmode push_operand splitter): Ditto.
6045 (DFmode float_extend SFmode push_operand splitter): Ditto.
6046 (XFmode float_extend SFmode push_operand splitter): Do not generate
6047 SImode pushes for 64bit target. Macroize Dimode and SImode
6048 pushes using P mode iterator.
6049 (XFmode float_extend DFmode push_operand splitter): Ditto.
6051 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6053 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6054 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6055 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6057 (ix86_call_abi_override): Remove check for call_used_regs.
6059 2008-06-03 Richard Guenther <rguenther@suse.de>
6061 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6062 for the lhs of calls if the return type contains pointers.
6064 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6066 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
6067 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
6068 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
6069 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
6070 of cfun and DEFAULT_ABI to deceide abi mode.
6072 (REG_PARM_STACK_SPACE): Removed.
6073 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
6074 (STACK_BOUNDARY): Use default target to deceide stack boundary.
6075 * config/i386/i386-protos.h (ix86_cfun_abi): New.
6076 (ix86_function_abi): Likewise.
6077 (ix86_function_type_abi): Likewise.
6078 (ix86_call_abi_override): Likewise.
6079 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
6080 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
6081 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
6082 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
6084 (X86_64_REGPARM_MAX): New.
6085 (X86_64_SSE_REGPARM_MAX): New.
6086 (X64_REGPARM_MAX): New.
6087 (X64_SSE_REGPARM_MAX): New.
6088 (X86_32_REGPARM_MAX): New.
6089 (X86_32_SSE_REGPARM_MAX): New.
6090 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
6091 (ix86_function_regparm): Handle user calling abi.
6092 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
6093 by DEFAULT_ABI versus SYSV_ABI check.
6094 (ix86_reg_parm_stack_space): New.
6095 (ix86_function_type_abi): New.
6096 (ix86_call_abi_override): New.
6097 (ix86_function_abi): New.
6098 (ix86_cfun_abi): New.
6099 (init_cumulative_args): Call abi specific initialization.
6100 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
6101 (function_arg_64): Extend SSE_REGPARM_MAX check.
6102 (function_arg (): Remove TARGET_64BIT_MS_ABI.
6103 (ix86_pass_by_reference): Likewise.
6104 (ix86_function_value_regno_p): Likewise.
6105 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
6106 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
6107 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
6108 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
6109 (setup_incoming_varargs_64): Adjust regparm for call abi.
6110 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
6111 (ix86_va_start): Likewise.
6112 (ix86_gimplify_va_arg): Likewise.
6113 (ix86_expand_prologue): Likewise.
6114 (output_pic_addr_const): Likewise.
6115 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
6116 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
6117 (x86_output_mi_thunk): Likewise.
6118 (x86_function_profiler): Likewise.
6119 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
6120 (SYSV_ABI, MS_ABI): New constants.
6122 (init_regs): Add prototype of function in regclass.c file.
6123 (OVERRIDE_ABI_FORMAT): New.
6124 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
6125 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
6126 (OUTGOING_REG_PARM_STACK_SPACE): New.
6127 (ix86_reg_parm_stack_space): New prototype.
6128 (CUMULATIVE_ARGS): Add call_abi member.
6129 (machine_function): Add call_abi member.
6130 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
6131 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
6133 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
6136 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
6137 (avr_builtin_setjmp_frame_value): New function.
6138 * config/avr/avr.md (nonlocal_goto_receiver): Define.
6139 (nonlocal_goto): Define.
6141 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
6143 * config/mips/mips.c (mips_emit_loadgp): Return early if
6144 there is nothing do to, otherwise emit a blockage if
6145 !TARGET_EXPLICIT_RELOCS || crtl->profile.
6146 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
6148 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6150 * configure.ac: Drop unneeded backslash ending up in config.in.
6151 * acinclude.m4: Likewise.
6152 * config.in: Regenerate.
6154 2008-05-26 Jan Hubicka <jh@suse.cz>
6156 * predict.c (maybe_hot_frequency_p): Break out of...
6157 (maybe_hot_bb_p): ... here.
6158 (maybe_hot_edge_p): New.
6159 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
6160 * basic-block.h (maybe_hot_edge_p): Declare.
6162 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
6165 (*cmpfp_<mode>_cc): Ditto.
6166 (*fp_jcc_8<mode>_387): Ditto.
6167 (*fop_<MODEF:mode>_2_i387): Ditto.
6168 (*fop_<MODEF:mode>_3_i387): Ditto.
6169 (*fop_xf_2_i387): Ditto.
6170 (*fop_xf_3_i387): Ditto.
6172 2008-06-02 Tomas Bily <tbily@suse.cz>
6174 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
6176 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6178 * config/mips/mips.c (mips_valid_offset_p): New function.
6179 (mips_valid_lo_sum_p): Likewise.
6180 (mips_classify_address): Use them.
6181 (mips_force_address): New function.
6182 (mips_legitimize_address): Use it.
6183 * config/mips/mips.md (MOVE128): New mode iterator.
6184 (movtf): Require TARGET_64BIT. Remove empty strings.
6185 (*movtf_internal): Rename to...
6186 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
6187 of "R" and use {,fp}{load,store} attributes instead of "multi".
6188 Use a separate define_split.
6189 (*movtf_mips16): New pattern.
6191 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6193 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
6194 * config/mips/mips.c (mips_expand_before_return): New function.
6195 (mips_expand_epilogue): Call it.
6196 * config/mips/mips.md (return): Turn into a define_expand.
6197 (*return): New insn.
6199 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6201 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
6202 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
6203 functions. Do not emit uses and clobbers of CONCATs; individually
6204 use and clobber their operands.
6205 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
6206 gen_clobber, emit_use and gen_use.
6207 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
6208 (expand_builtin_return): Likewise.
6209 * cfgbuild.c (count_basic_blocks): Likewise.
6210 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
6211 * explow.c (emit_stack_restore): Likewise.
6212 * expmed.c (extract_bit_field_1): Likewise.
6213 * expr.c (convert_move, emit_move_complex_parts): Likewise.
6214 (emit_move_multi_word, store_constructor): Likewise.
6215 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
6216 (thread_prologue_and_epilogue_insns): Likewise.
6217 * lower-subreg.c (resolve_simple_move): Likewise.
6218 * optabs.c (widen_operand, expand_binop): Likewise.
6219 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
6220 * reload.c (find_reloads): Likewise.
6221 * reload1.c (eliminate_regs_in_insn): Likewise.
6222 * stmt.c (expand_nl_goto_receiver): Likewise.
6223 * config/alpha/alpha.md (builtin_longjmp): Likewise.
6224 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6225 * config/arm/arm.c (arm_load_pic_register): Likewise.
6226 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
6227 * config/arm/arm.md (untyped_return): Likewise.
6228 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
6229 * config/avr/avr.c (expand_prologue): Likewise.
6230 * config/bfin/bfin.c (do_unlink): Likewise.
6231 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
6232 * config/cris/cris.c (cris_expand_prologue): Likewise.
6233 * config/darwin.c (machopic_indirect_data_reference): Likewise.
6234 (machopic_legitimize_pic_address): Likewise.
6235 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
6236 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
6237 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
6238 (ix86_expand_convert_uns_didf_sse): Likewise.
6239 (ix86_expand_vector_init_general): Likewise.
6240 * config/ia64/ia64.md (eh_epilogue): Likewise.
6241 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
6242 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
6243 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
6244 (config/iq2000/iq2000.c): Likewise.
6245 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6246 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
6247 (builtin_longjmp): Likewise.
6248 * config/mn10300/mn10300.md (call, call_value): Likewise.
6249 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
6250 * config/pdp11/pdp11.md (abshi2): Likewise.
6251 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6252 * config/s390/s390.c (s390_emit_prologue): Likewise.
6253 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
6254 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
6255 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
6256 * config/sh/sh.c (prepare_move_operands): Likewise.
6257 (output_stack_adjust, sh_expand_epilogue): Likewise.
6258 (sh_set_return_address, sh_expand_t_scc): Likewise.
6259 * config/sparc/sparc.c (load_pic_register): Likewise.
6260 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
6261 * config/spu/spu.c (spu_expand_epilogue): Likewise.
6262 * config/v850/v850.c (expand_epilogue): Likewise.
6264 2008-05-31 Anatoly Sokolov <aesok@post.ru>
6266 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
6267 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
6268 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
6269 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
6270 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
6271 stack pointer register.
6272 (output_movhi): Remove code for interrupt specific writing to the
6273 stack pointer register.
6275 2008-05-31 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/34244
6278 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
6279 (tree_expr_nonzero_warnv_p): Likewise.
6280 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6281 ssa_name_nonnegative_p.
6282 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
6283 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
6284 not tree_expr_nonzero_warnv_p.
6286 PR tree-optimization/36262
6288 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
6290 PR tree-optimization/34244
6291 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
6292 (record_numbers_of_iterations): New function.
6293 (execute_vrp): Cache the numbers of iterations of loops.
6294 * tree-scalar-evolution.c (scev_reset_except_niters):
6296 (scev_reset): Use scev_reset_except_niters.
6297 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
6299 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
6301 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6302 __WORKAROUND_RETS when appropriate.
6304 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6306 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
6307 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
6309 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
6310 *fop_df_comm_sse insn patterns using MODEF mode iterator.
6311 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
6312 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
6313 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
6314 *fop_df_1_mixed insn patterns using MODEF mode iterator.
6315 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
6316 *fop_df_1_sse insn patterns using MODEF mode iterator.
6317 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
6318 *fop_df_1_i387 insn patterns using MODEF mode iterator.
6319 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
6320 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
6321 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
6322 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
6323 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
6324 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
6325 (*fop_xf_4_i387): Use <MODE> for mode attribute.
6326 (*fop_xf_5_i387): Ditto.
6327 (*fop_xf_6_i387): Ditto.
6329 2008-05-30 Richard Guenther <rguenther@suse.de>
6331 * builtins.c (build_string_literal): Avoid generating
6332 a non-gimple_val result.
6334 2008-05-30 DJ Delorie <dj@redhat.com>
6336 * exec-tool.in: Use an environment variable (private) instead of a
6337 file (shared) as a semaphore, so as to not break parallel builds.
6339 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6341 * optabs.c (maybe_encapsulate_block): Remove.
6342 (emit_libcall_block): Adjust accordingly.
6343 * optabs.h (maybe_encapsulate_block): Remove prototype.
6345 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
6346 Don't use maybe_encapsulate_block.
6348 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6350 * config/rs6000/rs6000.c (rs6000_legitimize_address,
6351 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
6352 rtx is a SYMBOL_REF before calling get_pool_constant.
6354 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
6356 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
6358 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
6360 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
6361 rather than OS names to choose INO_T_EQ definition.
6362 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
6363 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
6365 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
6368 * config/darwin-f.c: New.
6369 * config/t-darwin: Added rule to build darwin-f.o.
6370 * config.gcc: Defined new variable, fortran_target_objs.
6371 (*-*-darwin*): Set fortran_target_objs.
6372 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
6373 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
6374 * configure: Regenerated.
6376 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
6379 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
6380 canonical type if needed.
6382 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
6384 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
6386 2008-05-29 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/36343
6389 PR tree-optimization/36346
6390 PR tree-optimization/36347
6391 * tree-flow.h (clobber_what_p_points_to): Declare.
6392 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
6393 pointed-to variable is dereferenced is irrelevant to whether
6394 the pointer can access the pointed-to variable.
6395 (clobber_what_p_points_to): New function.
6396 * tree-ssa-alias.c (set_initial_properties): Use it.
6397 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
6398 call clobber check for NMTs.
6400 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6402 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
6403 for printing gcov_type.
6405 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6407 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
6408 and the eh region information.
6409 * value-prof.c (gimple_move_stmt_histograms): New function.
6410 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
6412 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
6414 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
6416 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6418 * value-prof.c (tree_ic_transform): Print counts.
6419 * tree-profile.c (tree_gen_ic_func_profiler):
6420 Clear __gcov_indreict_call_callee variable to avoid misattribution
6423 2008-05-28 Rafael Espindola <espindola@google.com>
6425 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
6428 2008-05-28 Richard Guenther <rguenther@suse.de>
6430 PR tree-optimization/36339
6431 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
6432 and clobbering code out of the loop.
6434 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6436 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
6439 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
6440 s390_contiguous_bitmask_p, s390_symref_operand_p,
6441 s390_check_symref_alignment, s390_reload_larl_operand,
6442 s390_reload_symref_address): New functions.
6443 (s390_branch_condition_mnemonic): Support compare and branch
6445 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
6446 and 'W' constraints.
6447 (s390_secondary_reload): Add secondary reloads for unaligned
6448 symbol refs or symbol refs to floating point or QI/TI mode
6450 (legitimate_address_p): Accept symbol references as addresses.
6451 (s390_expand_insv): Use rotate and insert selected bits
6452 instruction for insv when building for z10.
6453 (print_operand_address): Handle symbol ref addresses.
6454 (print_operand): Output modifier 'c' added for signed byte values.
6455 (s390_encode_section_info): Mark symbol refs with
6456 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
6458 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
6459 (length attribute): RRF, RRR have 4 byte length.
6460 (FPALL, INTALL): New mode iterators added.
6461 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
6462 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
6463 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
6464 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
6465 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
6466 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
6467 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
6468 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
6470 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
6471 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
6472 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
6473 reload<INTALL:mode><P:mode>_toreg_z10,
6474 reload<FPALL:mode><P:mode>_tomem_z10,
6475 reload<FPALL:mode><P:mode>_toreg_z10,
6476 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
6477 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
6478 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
6479 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
6481 (movmem, clrmem, cmpmem): New splitters added.
6483 * config/s390/predicates.md (larl_operand): Use
6484 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
6485 SYMBOL_REF_ALIGN1_P.
6486 (s390_signed_integer_comparison,
6487 s390_unsigned_integer_comparison): New predicates.
6489 * config/s390/s390-protos.h (s390_check_symref_alignment,
6490 s390_contiguous_bitmask_p, s390_reload_larl_operand,
6491 s390_reload_symref_address,
6492 s390_compare_and_branch_condition_mask): Prototypes added.
6494 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
6495 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
6496 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
6498 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6500 * config/s390/s390.c (z10_cost): New cost function for z10.
6501 (s390_handle_arch_option, override_options): Support -march=z10 switch.
6502 (s390_issue_rate): Adjust issue rate for z10.
6503 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
6504 (processor_flags): Add PF_Z10.
6505 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
6506 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
6507 * gcc/config.gcc: Add z10.
6509 2008-05-28 Richard Guenther <rguenther@suse.de>
6511 PR tree-optimization/36291
6512 * tree-flow. h (struct gimple_df): Remove var_anns member.
6513 * tree-flow-inline.h (gimple_var_anns): Remove.
6514 (var_ann): Simplify.
6515 * tree-dfa.c (create_var_ann): Simplify.
6516 (remove_referenced_var): Clear alias info from var_anns of globals.
6517 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
6518 (delete_tree_ssa): Clear alias info from var_anns of globals.
6519 Do not free var_anns.
6520 (var_ann_eq): Remove.
6521 (var_ann_hash): Likewise.
6523 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
6525 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
6526 and loongson2f entries.
6527 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
6528 * config/mips/mips.h (processor_type): Add Loongson-2E
6529 and Loongson-2F entries.
6530 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
6531 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
6532 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
6533 * doc/invoke.texi (MIPS Options): Document loongson2e
6534 and loongson2f processor names.
6536 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6540 * config/i386/i386.c (ix86_function_arg_boundary): Use
6541 alignment of canonical type.
6542 (ix86_expand_vector_move): Check unaligned memory access for
6545 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6547 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
6548 Moved to the front of file.
6550 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
6551 H.J. Lu <hongjiu.lu@intel.com>
6553 * dwarf2out.c (current_fde): New.
6555 (lookup_cfa:): Likewise.
6556 (dwarf2out_end_epilogue): Likewise.
6557 (dwarf2out_note_section_used): Likewise.
6559 2008-05-27 Michael Matz <matz@suse.de>
6562 * c.opt (Wenum-compare): New warning option.
6563 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
6565 2008-05-27 Michael Matz <matz@suse.de>
6568 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6570 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6571 into memory as tail calls.
6573 2008-05-27 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/36339
6576 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6577 pointers cause all addressable variables to be call clobbered.
6579 2008-05-27 Richard Guenther <rguenther@suse.de>
6581 PR tree-optimization/36245
6582 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6584 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6586 * config/s390/s390.md: Replace all occurences of the 'm'
6587 constraint with 'RT'.
6589 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6591 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6593 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6595 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6596 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6597 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6599 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6601 * reload.c: (find_reloads): Skip alternatives according to the
6602 "enabled" attribute. Constify the constraint variable.
6603 * recog.c (get_attr_enabled): Add default implementation.
6604 (extract_insn): Set the alternative_enabled_p array
6605 in the recog_data struct.
6606 (preprocess_constraints, constrain_operands): Skip
6607 alternatives according to the "enabled" attribute
6608 * recog.h (struct recog_data): New field alternative_enabled_p.
6609 (skip_alternative): New inline function.
6610 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6611 (record_reg_classes): Skip alternative according to the
6612 "enabled" attribute.
6614 * doc/md.texi: Add documention for the "enabled" attribute.
6616 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6618 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6619 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6620 constraint with TARGET_MEM_CONSTRAINT.
6621 * recog.c (asm_operand_ok, preprocess_constraints,
6622 constrain_operands): Likewise.
6623 * regclass.c (record_reg_classes): Likewise.
6624 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
6625 * reload1.c (maybe_fix_stack_asms): Likewise.
6626 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
6627 * recog.h: Adjust comment.
6628 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
6629 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
6630 * doc/md.texi: Add a note to description of 'm' constraint.
6631 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6633 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6635 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6636 that the bitfield is of integral type before testing its precision.
6638 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6639 Sa Liu <saliu@de.ibm.com>
6641 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6642 __modti3, __udivti3, __umodti3 and __udivmodti4.
6643 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6644 that implement TImode mul and div functions.
6645 * config/spu/multi3.c: New. Implement __multi3.
6646 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6647 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6650 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6652 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6653 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6654 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6655 tls_sysv_suffix): New mode and mode attribute iterators.
6656 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6657 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6658 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6659 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6660 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6663 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6665 PR tree-optimization/36329
6666 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6667 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6668 * cgraphbuild.c (initialize_inline_failed): Use the latter
6669 macro in lieu of the former.
6670 * ipa-inline.c (cgraph_mark_inline): Likewise.
6671 (cgraph_decide_inlining_of_small_function): Likewise.
6672 (cgraph_decide_inlining): Likewise.
6673 (cgraph_decide_inlining_incrementally): Likewise.
6675 2008-05-26 Tristan Gingold <gingold@adacore.com>
6676 Anatoly Sokolov <aesok@post.ru>
6678 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6679 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6680 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6681 optimization for 'avr6' architecture.
6683 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6686 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6688 2008-05-26 Richard Guenther <rguenther@suse.de>
6690 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6691 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6693 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6696 * caller-save.c (insert_restore): Verify alignment of spill space.
6697 (insert_save): Likewise.
6698 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6699 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6700 (STACK_SLOT_ALIGNMENT): Likewise.
6701 * function.c (LOCAL_ALIGNMENT): Removed.
6702 (get_stack_local_alignment): New.
6703 (assign_stack_local): Use it. Set alignment on stack slot.
6704 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6705 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6706 (STACK_SLOT_ALIGNMENT): New.
6707 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6708 stack slot in XFmode.
6710 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6712 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6715 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6716 argument operand in rax isn't removed.
6718 2008-05-26 Richard Guenther <rguenther@suse.de>
6721 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6722 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6724 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6727 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6729 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6731 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6732 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6734 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6736 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6737 build a trampoline if we don't want one.
6738 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6739 return zero for nested functions if we don't want a trampoline.
6741 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6743 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6745 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6748 * c.opt: Removed undocumented option '-lang-fortran'.
6749 * c-common.h: Removed global variable 'lang_fortran'.
6750 * c-opts.c (c_common_handle_option): Removed code to handle
6751 option '-lang-fortran'. Updated includes.
6752 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6753 definition of '__GFORTRAN__'.
6754 (define__GNUC__): Reimplemented to use BASEVER and
6755 cpp_define_formatted.
6756 (builtin_define_with_value_n): Removed.
6757 * c-incpath.h: Renamed to ...
6758 * incpath.h: ... this.
6759 * c-incpath.c: Renamed to ...
6760 * incpath.c: ... this. Updated includes.
6761 * fix-header.c: Updated includes.
6762 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6763 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6764 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6766 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6768 * tree.h: Update the table of flags used on tree nodes.
6769 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6770 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6771 (FORCED_LABEL): Add access check.
6772 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6773 (ASM_INPUT_P): Likewise.
6774 (ASM_VOLATILE_P): Likewise.
6775 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6776 (OMP_SECTION_LAST): Access private_flag directly.
6777 (OMP_RETURN_NOWAIT): Likewise.
6778 (OMP_PARALLEL_COMBINED): Likewise.
6779 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6780 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6781 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6782 deprecated_flag directly.
6784 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6786 * final.c (frame_pointer_needed): Removed.
6787 * flags.h (frame_pointer_needed): Likewise.
6789 * function.h (rtl_data): Add frame_pointer_needed.
6790 (frame_pointer_needed): New.
6792 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6794 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6796 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6798 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6801 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6803 * c-common.c (strip_array_types): Move function to..
6805 (get_inner_array_type): Delete.
6806 * c-common.h (strip_array_types): Move declaration to..
6808 (get_inner_array_type): Delete.
6809 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6810 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6811 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6812 * config/pa/pa.c (emit_move_sequence): Likewise.
6814 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6816 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6819 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6821 * function.c: Include target hook for nonlocal_goto frame value.
6823 2008-05-24 Richard Guenther <rguenther@suse.de>
6825 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6826 variable can be only accessed through a pointer or a union.
6828 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6830 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6831 * doc/extend.texi: Likewise.
6833 2008-05-23 DJ Delorie <dj@redhat.com>
6835 * config/m32c/jump.md (untyped_call): Add.
6837 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6839 (m32c_address_cost): Detail costs for indirect offsets.
6841 2008-05-23 Rafael Espindola <espindola@google.com>
6843 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6844 if a node is a SUBREG.
6845 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6848 2008-05-23 Paul Brook <paul@codesourcery.com>
6849 Carlos O'Donell <carlos@codesourcery.com>
6851 * doc/extend.texi: Clarify use of __attribute__((naked)).
6852 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6853 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6854 * function.c (use_register_for_decl): Use
6855 targetm.calls.allocate_stack_slots_for_args.
6856 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6857 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6858 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6860 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6862 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6864 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6866 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6867 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6868 is only rounded once.
6870 2008-05-23 Richard Guenther <rguenther@suse.de>
6872 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6874 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6875 Jakub Jelinek <jakub@redhat.com>
6878 * configure.ac: Handle --enable-cld.
6879 * configure: Regenerated.
6880 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6881 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6882 (ix86_current_function_needs_cld): New define.
6883 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6884 (cld): New isns pattern.
6885 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6886 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6887 * config/i386/i386.opt (mcld): New option.
6888 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6889 TARGET_CLD and ix86_current_function_needs_cld.
6890 (override_options): Use -mcld by default for 32-bit code if
6893 * doc/install.texi (Options specification): Document --enable-cld.
6894 * doc/invoke.texi (Machine Dependent Options)
6895 [i386 and x86-64 Options]: Add -mcld option.
6896 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6898 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6899 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6900 (return_in_memory_64): Likewise.
6901 (return_in_memory_ms_64): Likewise.
6903 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6905 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6906 * builtins.c (fold_builtin_fpclassify): New.
6907 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6908 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6909 * c-common.c (handle_type_generic_attribute): Adjust to accept
6910 fixed arguments before an elipsis.
6911 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6912 * doc/extend.texi: Document __builtin_fpclassify.
6914 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6916 * omp-low.c (gate_expand_omp_ssa): Remove.
6917 (pass_expand_omp_ssa): Remove.
6918 (gate_expand_omp): Do not check for flag_openmp_ssa.
6919 * common.opt (-fopenmp-ssa): Remove.
6920 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6922 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6924 * config/sh/sh.opt (mfixed-range): New option.
6925 * config/sh/sh-protos.h (sh_fix_range): Declare.
6926 * config/sh/sh.c (sh_fix_range): New function.
6927 * config/sh/sh.h (sh_fixed_range_str): Declare.
6928 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6930 * doc/invoke.texi (SH Options): Document -mfixed-range.
6932 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6934 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6935 it before the redeclaration.
6937 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6939 * config/avr/avr.c (get_sequence_length): Add new function.
6940 (expand_prologue, expand_epilogue): Remove duplicate code.
6942 2008-05-22 Rafael Espindola <espindola@google.com>
6944 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6947 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6949 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6950 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6952 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6953 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6954 (vect_update_misalignment_for_peel): Likewise.
6955 (vector_alignment_reachable_p): Likewise.
6956 * tree-vect-transform.c (vectorizable_load): Likewise.
6957 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6958 (get_vectype_for_scalar_type): Pass mode of scalar_type
6959 to UNITS_PER_SIMD_WORD.
6961 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6962 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6963 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6964 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6965 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6967 2008-05-22 Ira Rosen <irar@il.ibm.com>
6969 PR tree-optimization/36293
6970 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6971 if the first load must be skipped because of a gap.
6973 2008-05-22 Richard Guenther <rguenther@suse.de>
6975 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6976 more cases of offset disambiguation that is possible if
6977 strict-aliasing rules apply.
6978 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6979 for basic offset and type-based disambiguation.
6981 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6983 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6984 ix86_expand_vector_set on V16QImode for SSE4.1.
6986 2008-05-21 Tom Tromey <tromey@redhat.com>
6988 * c.opt (Wimport): Mark as undocumented.
6989 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6991 (Warning Options): Likewise.
6992 * doc/cppopts.texi: Don't mention -Wimport.
6994 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6996 PR tree-optimization/36287
6997 PR tree-optimization/36286
6998 * lambda-code.c (build_access_matrix): Do not use the loop->num
6999 for computing the number of induction variables: use the loop depth
7002 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7005 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7006 option -f(no-)leading-underscore.
7008 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7010 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7011 GET_MODE_NUNITS (mode).
7013 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7015 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7016 (-mmulhw): Add 464 to description.
7017 (-mdlmzb): Likewise.
7018 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7019 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7021 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7022 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7023 * config/rs6000/rs6000.md: Update comments for 464.
7025 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7027 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7029 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7031 * config/i386/sse.md (vec_extractv4sf): Removed.
7032 (vec_extractv2df): Likewise.
7033 (vec_extractv2di): Likewise.
7034 (vec_extractv4si): Likewise.
7035 (vec_extractv8hi): Likewise.
7036 (vec_extractv16qi): Likewise.
7037 (vec_extract<mode>): New.
7039 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7041 * config/i386/sse.md (vec_setv4sf): Removed.
7042 (vec_setv2df): Likewise.
7043 (vec_setv2di): Likewise.
7044 (vec_setv4si): Likewise.
7045 (vec_setv8hi): Likewise.
7046 (vec_setv16qi): Likewise.
7047 (vec_set<mode>): New.
7049 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7051 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7052 goto for vec_concat and vec_interleave.
7054 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7056 * config/i386/sse.md (vec_initv4sf): Removed.
7057 (vec_initv2df): Likewise.
7058 (vec_initv2di): Likewise.
7059 (vec_initv4si): Likewise.
7060 (vec_initv8hi): Likewise.
7061 (vec_initv16qi): Likewise.
7062 (vec_init<mode>): New.
7064 2008-05-21 Joseph Myers <joseph@codesourcery.com>
7066 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
7068 2008-05-21 Tom Tromey <tromey@redhat.com>
7070 * ggc-zone.c (lookup_page_table_if_allocated): New function.
7071 (zone_find_object_offset): Likewise.
7072 (gt_ggc_m_S): Likewise.
7073 (highest_bit): Likewise.
7074 * ggc-page.c (gt_ggc_m_S): New function.
7075 * stringpool.c (string_stack): Remove.
7076 (init_stringpool): Update.
7077 (ggc_alloc_string): Use ggc_alloc.
7078 (maybe_delete_ident): New function.
7079 (ggc_purge_stringpool): Likewise.
7080 (gt_ggc_m_S): Remove.
7081 * ggc-common.c (ggc_protect_identifiers): New global.
7082 (ggc_mark_roots): Call ggc_purge_stringpool. Use
7083 ggc_protect_identifiers.
7084 * ggc.h (ggc_protect_identifiers): Declare.
7085 (gt_ggc_m_S): Update.
7086 (ggc_purge_stringpool): Declare.
7087 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
7088 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
7090 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
7092 2008-05-21 David S. Miller <davem@davemloft.net>
7094 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
7097 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
7099 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
7102 2008-05-20 David Daney <ddaney@avtrex.com>
7104 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
7105 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
7106 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7107 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7108 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
7109 (atomic_hiqi_op): New define_code_iterator.
7110 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
7111 mips_expand_compare_and_swap_12.
7112 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
7113 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
7114 (sync_<optab><mode>, sync_old_<optab><mode>,
7115 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7116 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
7117 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
7118 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
7119 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
7120 (test_and_set_12): New insn.
7121 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
7122 sync_new_<optab><mode>, sync_old_nand<mode>,
7123 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
7124 clobber to operand 0 for SI and DI mode insns.
7125 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
7126 mips_gen_fn_4): New typedefs.
7127 (mips_gen_fn_ptrs): Define new union type.
7128 (mips_expand_compare_and_swap_12): Remove declaration.
7129 (mips_expand_atomic_qihi): Declare function.
7130 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
7131 (mips_expand_atomic_qihi): ... this. Use new generator function
7133 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
7134 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
7135 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
7136 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
7137 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
7138 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
7139 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
7140 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
7141 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
7142 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
7145 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
7147 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
7150 2008-05-20 Anatoly Sokolov <aesok@post.ru>
7152 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
7153 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
7154 (avr_attribute_table): Add 'OS_main' function attribute.
7155 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
7156 functions with 'OS_main' attribute.
7158 2008-05-20 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/35204
7161 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
7162 helper, split out from ...
7163 (DFS): ... here. Make the DFS walk non-recursive.
7165 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7166 Jan Sjodin <jan.sjodin@amd.com>
7168 PR tree-optimization/36181
7169 * tree-parloops.c (loop_has_vector_phi_nodes): New.
7170 (parallelize_loops): Don't parallelize when the loop has vector
7173 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7174 Sebastian Pop <sebastian.pop@amd.com>
7176 * tree-loop-linear.c (gather_interchange_stats): Look in the access
7177 matrix, and never look at the tree representation of the memory
7179 (linear_transform_loops): Computes parameters and access matrices.
7180 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
7182 (access_matrix_get_index_for_parameter): New.
7183 * tree-data-ref.h (struct access_matrix): New.
7184 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
7185 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
7186 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
7187 am_vector_index_for_loop): New.
7188 (struct data_reference): Add field access_matrix.
7189 (DR_ACCESS_MATRIX): New.
7190 (compute_data_dependences_for_loop): Update declaration.
7191 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
7192 * lambda.h (lambda_vector_vec_p): Declared.
7193 * lambda-code.c: Depend on pointer-set.h.
7194 (lambda_collect_parameters_from_af, lambda_collect_parameters,
7195 av_for_af_base, av_for_af, build_access_matrix,
7196 lambda_compute_access_matrices): New.
7197 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
7199 2008-05-20 Joseph Myers <joseph@codesourcery.com>
7201 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
7204 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7205 Sebastian Pop <sebastian.pop@amd.com>
7207 PR tree-optimization/36206
7208 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
7210 (instantiate_scev_1): Rename flags to fold_conversions.
7211 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
7212 outeside instantiation_loop.
7213 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
7214 (evolution_function_is_affine_or_constant_p): Removed.
7215 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
7217 (analyze_siv_subscript): Pass in the loop nest number.
7218 Call evolution_function_is_affine_in_loop instead of
7219 evolution_function_is_affine_p.
7220 (analyze_overlapping_iterations): Pass in the loop nest number.
7222 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7223 Sebastian Pop <sebastian.pop@amd.com>
7225 PR tree-optimization/36206
7226 * tree-chrec.h (chrec_fold_op): New.
7227 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
7230 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
7232 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
7234 (remove_duplicates): Do not set inode on non-inode systems.
7237 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
7239 * config.gcc (tm_file): Update comments about relative pathnames.
7241 2008-05-20 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
7244 * tree-ssa-sccvn.c (process_scc): Likewise.
7245 * tree-ssa-sink.c (execute_sink_code): Likewise.
7246 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
7247 * tree-vrp.c (process_assert_insertions): Likewise.
7248 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7249 (perform_tree_ssa_dce): Likewise.
7250 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7251 (dump_dominator_optimization_stats): Likewise.
7252 * tree-vectorizer.c (vectorize_loops): Likewise.
7254 2008-05-20 Richard Guenther <rguenther@suse.de>
7256 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
7258 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
7260 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
7261 (ix86_i386elf_return_in_memory): Likewise.
7262 (ix86_i386interix_return_in_memory): Likewise.
7263 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
7264 (SUBTARGET_RETURN_IN_MEMORY): New.
7265 * config/i386/i386elf.h: Likewise.
7266 * config/i386/ptx4-i.h: Likewise.
7267 * config/i386/sol2-10.h: Likewise.
7268 * config/i386/sysv4.h: Likewise.
7269 * config/i386/vx-common.h: Likewise.
7270 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
7271 * config/i386/i386.c (ix86_return_in_memory): Made static and
7272 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
7273 (ix86_i386elf_return_in_memory): Removed.
7274 (ix86_i386interix_return_in_memory): Removed.
7275 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
7276 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
7278 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
7280 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
7282 2008-05-19 Xinliang David Li <davidxl@google.com>
7284 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
7286 * common.opt: Ditto.
7287 * doc/invoke.texi: Ditto.
7289 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
7291 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
7292 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
7294 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7296 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
7297 sizes of operand array from 8/4 to 4/2.
7298 (ix86_expand_vector_init_general): Change size of operand array
7299 from 32 to 16. Remove op0, op1 and half_mode.
7301 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7303 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
7304 (ix86_expand_vector_init_interleave): Likewise.
7305 (ix86_expand_vector_init_general): Use them. Assert
7306 word_mode == SImode when n_words == 4.
7308 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
7310 * config/i386/i386.c (ix86_secondary_reload): New static function.
7311 (TARGET_SECONDARY_RELOAD): New define.
7312 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7313 * config/i386/i386.md (reload_outqi): Remove.
7315 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7318 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
7319 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
7320 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
7321 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
7322 (fold_builtin_1): Likewise.
7323 * builtins.def (BUILT_IN_ISINF_SIGN): New.
7324 c-common.c (check_builtin_function_arguments): Handle
7325 BUILT_IN_ISINF_SIGN.
7326 * doc/extend.texi: Document __builtin_isinf_sign.
7327 * fold-const.c (operand_equal_p): Handle COND_EXPR.
7329 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
7331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
7332 EH cleanup at the end of the pass, search for those that have been
7333 turned into forwarder blocks and do the cleanup on their successor.
7335 2008-05-18 Richard Guenther <rguenther@suse.de>
7337 * tree-cfg.c (verify_gimple_expr): Allow conversions from
7338 pointers to sizetype and vice versa.
7340 2008-05-18 Xinliang David Li <davidxl@google.com>
7342 * gcc/tree-ssa-dce.c: Coding style fix.
7343 (check_pow): Documentation comment.
7344 (check_log): Documenation comment. Coding style fix.
7345 (is_unnecessary_except_errno_call): Ditto.
7346 (gen_conditions_for_pow): Ditto.
7347 (gen_conditions_for_log): Ditto.
7348 (gen_shrink_wrap_conditions): Ditto.
7349 (shrink_wrap_one_built_in_calls): Ditto.
7350 * gcc/doc/invoke.texi: Better documentation string.
7351 * ChangeLog: Fix wrong change log entries from
7352 May 17 checkin on function call DCE.
7354 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
7356 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
7358 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7360 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
7361 * df-problems.c (simulation routines): Fixed block comment to
7362 properly say how to add forwards scanning functions.
7364 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7366 * tree-inline.c (setup_one_parameter): Remove dead code.
7368 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7370 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
7371 a BIT_AND_EXPR only for an INTEGER_TYPE.
7373 2008-05-17 Xinliang David Li <davidxl@google.com>
7375 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
7376 (check_pow, check_log, is_unnecessary_except_errno_call): New
7377 functions to check for eliminating math functions that are pure
7378 except for setting errno.
7379 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
7380 general condition expressions for shrink-wrapping pow/log calls.
7381 (gen_shrink_wrap_conditions): Ditto.
7382 (shrink_wrap_one_built_in_call): Ditto.
7383 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
7384 (mark_operand_necessary): If debugging, output if OP is necessary.
7385 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
7387 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
7389 * gcc/common.opt: New user flag -ftree-builtin-dce.
7390 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
7392 2008-05-16 David S. Miller <davem@davemloft.net>
7394 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
7395 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7397 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
7400 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
7402 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7404 * ifcvt.c (dead_or_predicable): Rename
7405 df_simulate_one_insn_backwards to df_simulate_one_insn.
7406 * recog.c (peephole2_optimize): Ditto.
7407 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
7409 * df.h: Rename df_simulate_one_insn_backwards to
7410 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
7411 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
7412 scanning of defs and uses.
7413 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
7414 (df_simulate_one_insn_forwards): Removed.
7416 2008-05-16 Doug Kwan <dougkwan@google.com>
7418 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
7420 (real_from_string): Handle NaNs and Inf as approriate.
7422 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7424 * doc/gty.texi (Source Files Containing Type Information): Note
7425 that headers should appear first in the gtfiles list.
7427 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7429 * tree.def (COND_EXEC): Properly documented this code.
7431 2008-05-16 Diego Novillo <dnovillo@google.com>
7433 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
7434 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
7437 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7439 * tree-ssa-dse (max_stmt_uid): Removed.
7440 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
7441 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
7442 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7443 * function.h (cfun.last_stmt_uid): New field.
7444 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
7445 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
7447 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
7448 (create_stmt_ann): Initialize the ann->uid field.
7449 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
7451 * tree-flow.h (renumber_gimple_stmt_uids): New function.
7453 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7455 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
7456 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
7457 (init_empty_tree_cfg): Call it.
7459 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7461 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
7464 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7466 * doc/invoke.text (-fdump-tree-*-verbose): New option.
7467 * tree-dump.c (dump_options): New verbose option.
7468 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7470 * tree-pass.h (TDF_VERBOSE): New dump flag.
7471 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
7472 (tree-flow.h): Added include.
7473 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
7475 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
7477 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
7479 From Jie Zhang <jie.zhang@analog.com>
7480 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7481 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
7482 mcpu=bf561-none and mcpu=bf561-0.2.
7483 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7484 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7485 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7486 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7487 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
7488 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
7489 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
7491 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
7492 (cputype_selected): Remove.
7493 (bfin_handle_option): Don't use cputype_selected.
7494 (override_options): When no mcpu option, enable all workarounds.
7495 Don't use bfin_workarounds.
7496 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
7498 (DEFAULT_CPU_TYPE): Don't define.
7500 2008-05-16 Richard Guenther <rguenther@suse.de>
7502 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
7503 on deletion of the last stmt.
7505 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7507 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
7508 V8HImode for SSE2 and V16QImode for SSE4.1.
7510 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7512 * cgraph.h (compute_inline_parameters): Made public.
7513 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
7514 variable_generate_summary, function_write_summary,
7515 variable_write_summary, variable_read_summary. Added generate_summary,
7516 write_summary, read_summary.
7517 * cgraphunit.c (cgraph_process_new_functions): Changed call from
7518 pass_ipa_inline.function_generate_summary, to
7519 compute_inline_parameters.
7520 * ipa-inline.c (compute_inline_parameters): Made public and added
7522 (compute_inline_parameters_for_current): New function.
7523 (pass_inline_param): Now calls compute_inline_parameters_for_current.
7524 (inline_generate_summary): Removed parameter and made to loop over
7526 (pass_ipa_inline): Updated for new IPA_PASS structure.
7527 * passes.c (execute_ipa_summary_passes): Now is called once per
7528 pass rather than once per node*pass.
7530 2008-05-15 Anatoly Sokolov <aesok@post.ru>
7532 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
7533 avr_have_mul_p, avr_asm_only_p): Remove variables.
7534 (avr_override_options): Remove initialization of removed variables.
7535 (avr_file_start): Convert removed variables to fields of
7536 'struct base_arch_s *avr_current_arch'.
7537 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
7538 (AVR_HAVE_MUL): (Ditto.).
7539 (AVR_HAVE_MOVW): (Ditto.).
7540 (AVR_HAVE_LPMX): (Ditto.).
7541 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
7542 avr_asm_only_p): Remove declaration.
7544 2008-05-15 Diego Novillo <dnovillo@google.com>
7546 * config/arm/arm.c (arm_return_in_memory): Fix return type.
7547 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
7549 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
7552 * combine.c (check_conversion): Rename back to check_promoted_subreg.
7553 Don't call record_truncated_value from here.
7554 (record_truncated_value): Turn it into a for_each_rtx callback.
7555 (record_truncated_values): New function.
7556 (combine_instructions): Call note_uses with record_truncated_values.
7557 Change name of check_conversion to check_promoted_subreg.
7559 2008-05-15 Janis Johnson <janis187@us.ibm.com>
7561 * doc/sourcebuild.texi: Document support for torture tests.
7563 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
7566 to alternative 4 of operand 2.
7568 2008-05-15 Richard Guenther <rguenther@suse.de>
7570 * tree-pass.h (current_pass): Declare.
7571 (get_pass_for_id): Likewise.
7572 * passes.c (passes_by_id, passes_by_id_size): New globals.
7573 (set_pass_for_id): New function.
7574 (get_pass_for_id): Likewise.
7575 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7576 (execute_function_todo): Flush per function statistics.
7577 * toplev.c (compile_file): Init statistics.
7578 (general_init): Do early statistics initialization.
7579 (finalize): Finish statistics.
7580 * statistics.h (statistics_early_init): Declare.
7581 (statistics_init): Likewise.
7582 (statistics_fini): Likewise.
7583 (statistics_fini_pass): Likewise.
7584 (statistics_counter_event): Likewise.
7585 (statistics_histogram_event): Likewise.
7586 * statistics.c: New file.
7587 * Makefile.in (OBJS-common): Add statistics.o.
7588 (statistics.o): Add dependencies.
7589 * doc/invoke.texi (-fdump-statistics): Document.
7591 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7593 (execute_pre): Use statistics_counter_event.
7594 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7595 (substitute_and_fold): Increment it. Use statistics_counter_event.
7597 2008-05-15 Diego Novillo <dnovillo@google.com>
7599 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7601 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7602 * tree-ssa-alias.c (new_type_alias): Remove references to
7603 sub-variables from comment.
7604 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7606 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7608 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7609 attribute to 1 only for insertps alternative.
7611 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7613 * config/bfin/bfin.md (loadbytes): New pattern.
7614 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7615 (bfin_init_builtins): Initialize it.
7616 (bdesc_1arg): Add it.
7618 2008-05-15 Sa Liu <saliu@de.ibm.com>
7620 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7621 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7622 * testsuite/lib/target-supports.exp: Add
7623 check_effective_target_fortran_integer_16.
7625 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7627 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
7628 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
7629 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
7630 (TARGET_RETURN_IN_MEMORY): Define.
7632 2008-05-15 Richard Guenther <rguenther@suse.de>
7635 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7636 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7637 represent unmodifiable vars.
7639 2008-05-15 Richard Guenther <rguenther@suse.de>
7641 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7642 INDIRECT_REF and TARGET_MEM_REF.
7643 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7646 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7647 H.J. Lu <hongjiu.lu@intel.com>
7649 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7650 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7651 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7652 insn alternatives. Add missing alternatives.
7653 (*vec_concatv2di_rex64_sse4_1): Likewise.
7654 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7655 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7658 2008-05-15 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/36009
7661 PR tree-optimization/36204
7662 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7663 (determine_invariantness_stmt): Record the loop a store is
7665 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7668 2008-05-15 Richard Guenther <rguenther@suse.de>
7670 PR tree-optimization/34330
7671 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7672 through the pointer will alias the SMT.
7674 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7676 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7678 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7680 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7682 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7683 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7685 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7686 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7687 (vashl_optab): New optab for vector/vector shifts.
7688 (vashr_optab): Ditto.
7689 (vlshr_optab): Ditto.
7690 (vrotl_optab): Ditto.
7691 (vrotr_optab): Ditto.
7692 (optab_subtype): New enum for optab_for_tree_code call.
7693 (optab_for_tree_code): Add enum optab_subtype argument.
7695 * optabs.c (optab_for_tree_code): Take an additional argument to
7696 distinguish between a vector shift by a scalar and vector shift by
7697 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7698 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7699 vector shift by a vector.
7700 (expand_widen_pattern_expr): Pass additional argument to
7701 optab_for_tree_code.
7703 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7704 vrotl_optab, vrotr_optab.
7706 * expr.c (expand_expr_real_1): Update calls to
7707 optab_for_tree_code to distinguish between vector shifted by a
7708 scalar and vector shifted by a vector.
7709 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7710 (supportable_narrowing_operation): Ditto.
7711 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7712 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7713 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7714 (vect_create_epilog_for_reduction): Ditto.
7715 (vectorizable_reduction): Ditto.
7716 (vectorizable_operation): Ditto.
7717 (vect_strided_store_supported): Ditto.
7718 (vect_strided_load_supported): Ditto.
7719 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7720 * expmed.c (expand_shift): Ditto.
7722 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7724 (ashr@var{m}3): Ditto.
7725 (vashl@var{m}3): Document new vector/vector shift standard name.
7726 (vashr@var{m}3): Ditto.
7727 (vlshr@var{m}3): Ditto.
7728 (vrotl@var{m}3): Ditto.
7729 (vrotr@var{m}3): Ditto.
7731 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7732 (PPERM_INVERT): Ditto.
7733 (PPERM_REVERSE): Ditto.
7734 (PPERM_REV_INV): Ditto.
7735 (PPERM_ZERO): Ditto.
7736 (PPERM_ONES): Ditto.
7737 (PPERM_SIGN): Ditto.
7738 (PPERM_INV_SIGN): Ditto.
7739 (PPERM_SRC1): Ditto.
7740 (PPERM_SRC2): Ditto.
7742 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7743 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7744 allows a memory operand to be the value being added, and split it
7745 to improve vectorization.
7746 (sse5_pmacsdqh_mem): Ditto.
7747 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7748 (sse5_mulv2div2di3_high): Ditto.
7749 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7750 (vec_pack_trunc_v4si): Ditto.
7751 (vec_pack_trunc_v2di): Ditto.
7752 (sse5_pcmov_<mode>): Remove code that tried to use use
7753 andps/andnps instead of pcmov.
7754 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7755 pmacsdqh instructions.
7756 (vec_widen_smult_lo_v4si): Ditto.
7758 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7759 (PPERM_INVERT): Ditto.
7760 (PPERM_REVERSE): Ditto.
7761 (PPERM_REV_INV): Ditto.
7762 (PPERM_ZERO): Ditto.
7763 (PPERM_ONES): Ditto.
7764 (PPERM_SIGN): Ditto.
7765 (PPERM_INV_SIGN): Ditto.
7766 (PPERM_SRC1): Ditto.
7767 (PPERM_SRC2): Ditto.
7768 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7770 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7772 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7773 says ignore whether the last reference is a memory operand.
7775 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7776 Paolo Bonzini <bonzini at gnu dot org>
7778 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7781 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7782 (vlshr<mode>3): Rename from vlshr<mode>3.
7783 (vashr<mode>3): Rename from vashr<mode>3.
7784 (mulv4sf3): Change the names of vector shift patterns.
7788 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7791 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7816 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7817 (floatunssidf2_internal): Change vector/vector shift names.
7818 (floatunsdidf2_internal): Ditto.
7825 (vashl<mode>3): Rename from ashl<mode>3.
7826 (vashr<mode>3): Rename from ashr<mode>3.
7827 (vlshr<mode>3): Rename from lshr<mode>3.
7828 (vrotl<mode>3): Rename from rotl<mode>3.
7830 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7833 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7834 multiply gives the wrong value when doing widening multiplies.
7835 (vec_widen_smult_lo_v4si): Ditto.
7837 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7839 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7840 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7841 emit_library_call_value.
7842 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7843 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7844 * calls.c (initialize_argument_information, precompute_arguments,
7845 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7846 (precompute_arguments): Removed flags parameter.
7847 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7849 2008-05-14 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7852 Make sure to register the store if the use is a PHI_NODE.
7854 2008-05-14 Olivier Hainque <hainque@adacore.com>
7856 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7857 memory if the component is to be referenced in BLKmode according
7858 to get_inner_reference.
7860 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7862 * calls.c (emit_library_call_value_1): Restore code clearing
7863 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7865 2008-05-14 Olivier Hainque <hainque@adacore.com>
7866 Nicolas Roche <roche@adacore.com>
7868 * configure.ac: Add support for a "gcc_subdir" variable in
7869 config-lang.in, to denote a subdirectory where the language/GCC
7870 integration files are to be found.
7871 * configure: Regenerate.
7873 2008-05-14 Ira Rosen <irar@il.ibm.com>
7875 PR tree-optimization/36098
7876 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7877 value for the first load in the group in case of a gap.
7878 (vect_build_slp_tree): Check that there are no gaps in loads.
7880 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7882 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7883 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7884 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7885 emit_insn and remove unneeded code to construct extra args.
7886 (emit_no_conflict_block): Removed.
7887 * optabls.h: (emit_no_conflict_block): Removed.
7888 * cse.c (cse_extended_basic_block): Remove search for
7889 REG_NO_CONFLICT note.
7890 * global.c: Removed incorrect comment added in revision 117.
7891 * expr.c (convert_move): Change call to emit_no_conflict_block to
7893 * recog.c: Change comments so that they do not mention
7895 * local_alloc.c (combine_regs): Removed last parameter.
7896 (no_conflict_p): Removed.
7897 (block_alloc): Removed note, no_conflict_combined_regno and set
7898 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7899 (combine_regs): Removed already_dead and code to look for
7900 REG_NO_CONFLICT notes.
7901 * lower_subreg (remove_retval_note): Removed code to look for
7902 REG_NO_CONFLICT block.
7903 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7904 (resolve_clobber): Remove code to process libcalls that have
7905 REG_NO_CONFLICT notes.
7906 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7908 * combine.c (can_combine_p, distribute_notes): Removed
7909 REG_NO_CONFLICT case.
7910 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7912 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7913 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7915 * reg-notes.def (NO_CONFLICT): Removed.
7917 2008-05-14 David S. Miller <davem@davemloft.net>
7919 * config/sparc/sparc.c (sparc_profile_hook): If
7920 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7921 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7922 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7924 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7926 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7928 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7931 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7932 and op1 expansion before vector concat to have less live pseudos.
7934 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7936 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7937 ix86_expand_vector_set if supported.
7939 2008-05-13 Diego Novillo <dnovillo@google.com>
7940 Kenneth Zadeck <zadeck@naturalbridge.com>
7942 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7944 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7945 phinodes_print_statistics, init_ssanames, fini_ssanames,
7946 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7947 release_ssa_name, release_defs, replace_ssa_name_symbol,
7948 ssanames_print_statistics): Move ...
7949 * tree-flow.h: ... here.
7950 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7951 Use FN instead of cfun.
7952 (make_ssa_name_fn): Rename from make_ssa_name.
7953 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7954 * tree-flow-inline.h (make_ssa_name): Move from
7955 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7956 * omp-low.c (expand_omp_parallel):
7957 * tree-flow-inline.h (redirect_edge_var_map_result):
7958 * tree-ssa.c (init_tree_ssa): Add argument FN.
7959 Use it instead of cfun. Update all users.
7961 2008-05-13 Tom Tromey <tromey@redhat.com>
7963 PR preprocessor/22168:
7964 * doc/cpp.texi (Top): Update menu.
7965 (Alternatives to Wrapper #ifndef): New node.
7966 (Other Directives): Document deprecation.
7967 (Obsolete Features): Remove menu.
7968 (Assertions): Merge node into Obsolete Features.
7969 (Obsolete once-only headers): Move earlier; rename to Alternatives
7971 * doc/cppopts.texi: Update.
7972 * c.opt (Wdeprecated): Enable for C and ObjC.
7973 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7974 (C++ Dialect Options): Move -Wno-deprecated from here to...
7975 (Warning Options): ... here.
7977 2008-05-13 Richard Guenther <rguenther@suse.de>
7980 * fold-const.c (fold_sign_changed_comparison): Do not allow
7981 changes in pointer-ness.
7983 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7986 * config/sh/sh.c (sh_expand_prologue): Don't clear
7987 RTX_FRAME_RELATED_P for push insns.
7989 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7991 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7993 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7995 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7996 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7997 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7999 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8001 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8002 (*vec_concatv4sf_sse): This.
8003 (*sse2_concatv2si): Renamed to ...
8004 (*vec_concatv2si_sse2): This.
8005 (*sse1_concatv2si): Renamed to ...
8006 (*vec_concatv2si_sse): This.
8007 (*vec_concatv2di_rex): Renamed to ...
8008 (*vec_concatv2di_rex64): This.
8009 (*vec_concatv2si_sse4_1): New.
8010 (*vec_concatv2di_rex64_sse4_1): Likewise.
8012 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8014 PR rtl-optimization/36111
8015 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8016 that was created for swappable operands.
8018 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8021 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8022 * configure.ac: Add call to ACX_PROG_GNAT.
8024 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8026 * optc-gen.awk: Fix comment typo.
8028 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8030 * pretty-print.c (pp_integer_with_precision): Use
8031 HOST_LONG_LONG_FORMAT.
8033 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8035 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8037 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8039 * config/i386/i386.c (bdesc_ptest): Removed.
8040 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8041 (bdesc_args): Add __builtin_ia32_ptestz128,
8042 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8043 (ix86_init_mmx_sse_builtins): Updated.
8044 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8045 (ix86_expand_builtin): Updated.
8047 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8049 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8050 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8052 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8054 * value-prof.c (interesting_stringop_to_profile): Do not
8055 return early for BUILT_IN_MEMPCPY.
8057 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8059 * calls.c (expand_call): Don't use callgraph to increase
8060 preferred_stack_boundary.
8062 * cgraph.h (cgraph_rtl_info): Use unsigned on
8063 preferred_incoming_stack_boundary.
8065 * final.c (rest_of_clean_state): Use unsigned on
8066 preferred_stack_boundary.
8068 2008-05-09 Tom Tromey <tromey@redhat.com>
8070 PR preprocessor/22231:
8071 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
8074 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
8076 PR tree-optimization/36129
8077 * tree-ssa-ccp.c: Include value-prof.h.
8078 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
8079 built-in function was folded to a constant.
8080 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
8082 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
8083 Sebastian Pop <sebastian.pop@amd.com>
8085 * tree-scalar-evolution.c: Document instantiate_scev.
8086 (instantiate_parameters_1): Renamed instantiate_scev_1.
8087 Don't use the same loop for instantiation_loop and evolution_loop.
8088 (instantiate_scev): New.
8089 (instantiate_parameters): Moved...
8090 (resolve_mixers): Update call to instantiate_scev_1 to pass the
8091 same loop twice. Maintains the semantics for this function.
8092 * tree-scalar-evolution.h (instantiate_scev): Declare.
8093 (instantiate_parameters): ...here. Now static inline.
8094 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
8095 instead of resolve_mixers.
8097 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8099 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
8101 2008-05-09 Tomas Bily <tbily@suse.cz>
8103 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
8104 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
8105 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8106 * c-common.c (c_common_truthvalue_conversion): Likewise.
8107 * tree-object-size.c (compute_object_offset): Likewise.
8108 * tree-inline.c (estimate_num_insns_1): Likewise.
8109 * varasm.c (const_hash_1, compare_constant, copy_constant)
8110 (compute_reloc_for_constant, output_addressed_constants)
8111 (initializer_constant_valid_p): Likewise.
8112 * c-omp.c (check_omp_for_incr_expr): Likewise.
8113 * gimplify.c (gimplify_expr): Likewise.
8114 * c-typeck.c (c_finish_return): Likewise.
8115 * tree-vectorizer.c (supportable_widening_operation)
8116 (supportable_narrowing_operation): Likewise.
8117 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
8118 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
8119 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8120 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
8121 (descr_info_loc): Likewise.
8122 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8123 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
8124 (fold_unary): Likewise.
8125 * builtins.c (get_pointer_alignment): Likewise.
8126 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
8127 (instantiate_parameters_1): Likewise.
8128 * tree.c (expr_align, stabilize_reference): Likewise.
8129 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
8130 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8131 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
8132 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8133 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
8134 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
8136 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
8137 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
8138 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8139 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
8140 (forward_propagate_comparison)
8141 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8142 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
8143 * emit-rtl.c (component_ref_for_mem_expr)
8144 (set_mem_attributes_minus_bitpos): Likewise.
8145 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8146 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
8148 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
8149 (build_function_call, pointer_diff, build_compound_expr)
8150 (c_finish_return): Likewise.
8151 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
8152 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
8154 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
8155 * expr.c (is_aligning_offset): Likewise.
8156 * tree-ssa-alias.c (is_escape_site): Likewise.
8157 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
8158 (check_all_va_list_escapes): Likewise.
8159 * tree-ssa-loop-ivopts.c (determine_base_object)
8160 (determine_common_wider_type): Likewise.
8161 * dojump.c (do_jump): Likewise.
8162 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
8163 * tree-gimple.c (is_gimple_cast): Likewise.
8164 * fold-const.c (decode_field_reference, )
8165 (fold_sign_changed_comparison, fold_unary, fold_comparison)
8166 (fold_binary): Likewise.
8167 * tree-ssa-alias-warnings.c (find_alias_site_helper)
8168 (already_warned_in_frontend_p): Likewise.
8169 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
8170 * tree.c (really_constant_p, get_unwidened): Likewise.
8171 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8172 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8173 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
8175 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
8177 (CONVERT_EXPR_P): Define.
8178 (CASE_CONVERT): Define.
8180 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8183 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
8184 (delete_unmarked_insns): When deleting a call, call
8185 delete_unreachable_blocks.
8186 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8187 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
8189 2008-05-08 Richard Guenther <rguenther@suse.de>
8191 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
8192 (-ftree-salias): Likewise.
8193 (salias-max-implicit-fields): Remove param documentation.
8194 (salias-max-array-elements): Likewise.
8195 * tree-pass.h (pass_create_structure_vars): Remove.
8196 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8197 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8198 * tree-ssa-alias.c (create_structure_vars): Remove.
8199 (gate_structure_vars): Likewise.
8200 (pass_create_structure_vars): Likewise.
8201 (gate_build_alias): Likewise.
8202 (pass_build_alias): Adjust to run always and dump the function.
8203 * common.opt (ftree-salias): Hide.
8204 * passes.c (init_optimization_passes): Remove
8205 pass_create_structure_vars, adjust comment.
8206 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8207 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8208 * opts.c (decode_options): Do not set flag_tree_salias.
8209 (common_handle_option): Add OPT_ftree_salias to the backward
8210 compatibility section.
8212 2008-05-08 Richard Guenther <rguenther@suse.de>
8214 * tree-flow-inline.h (var_can_have_subvars): Move ...
8215 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
8216 * tree-flow.h (var_can_have_subvars): Remove.
8217 (push_fields_onto_fieldstack): Remove.
8218 (sort_fieldstack): Likewise.
8219 (struct fieldoff): Move ...
8220 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
8221 alias_set and base_for_components fields.
8222 (sort_fieldstack): Make static.
8223 (push_fields_onto_fieldstack): Likewise. Remove code that
8224 handles anything but RECORD_TYPEs. Remove alias_set and
8225 base_for_components handling.
8226 (create_variable_info_for): Adjust.
8228 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
8230 * common.opt (Wframe-larger-than=): Shorten the help message
8232 * doc/invoke.texi (Wframe-larger-than=): Add more description.
8234 2008-05-08 Rafael Espindola <espindola@google.com>
8236 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
8238 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
8239 trap and that both operands are gimple values.
8240 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
8241 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
8244 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8246 * read-rtl.c (join_c_conditions): Return the first string if the
8247 two strings are equal.
8249 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8251 * gensupport.h (pred_data): Add a "num_codes" field.
8252 (add_predicate_code): Declare.
8253 * gensupport.c (add_predicate_code): New function.
8254 (std_pred_table): Add an "allows_const_p" field.
8255 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
8256 Remove the (incomplete) list of such codes from the codes field.
8257 (init_predicate_table): Use add_predicate_code. Add all
8258 RTX_CONST_OBJs if allows_const_p is true.
8259 * genrecog.c (process_define_predicate): Use add_predicate_code.
8261 2008-05-08 David Daney <ddaney@avtrex.com>
8262 Richard Sandiford <rsandifo@nildram.co.uk>
8264 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
8265 special case of constant zero operands.
8266 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
8267 old and new values. Special case constant zero values.
8268 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
8270 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
8271 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
8273 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
8276 * simplify-rtx.c (simplify_plus_minus): Create CONST of
8277 similar RTX_CONST_OBJ before CONST_INT.
8279 2008-05-08 Steve Ellcey <sje@cup.hp.com>
8281 * stmt.c (expand_stack_restore): Change sa mode if needed.
8283 2008-05-08 Richard Guenther <rguenther@suse.de>
8285 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
8286 return type to bool.
8287 (ix86_sol10_return_in_memory): Likewise.
8288 (ix86_i386elf_return_in_memory): Likewise.
8289 (ix86_i386interix_return_in_memory): Likewise.
8290 * config/i386/i386.c (ix86_return_in_memory): Likewise.
8291 (ix86_sol10_return_in_memory): Likewise.
8292 (ix86_i386elf_return_in_memory): Likewise.
8293 (ix86_i386interix_return_in_memory): Likewise.
8295 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8298 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
8300 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
8301 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
8304 2008-05-08 Richard Guenther <rguenther@suse.de>
8306 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
8307 * tree-data-ref.h (struct dr_alias): Remove subvars field.
8308 (DR_SUBVARS): Remove.
8309 * tree-dfa.c (dump_subvars_for): Remove.
8310 (debug_subvars_for): Likewise.
8311 (dump_variable): Do not dump subvars.
8312 (remove_referenced_var): Do not remove subvars.
8313 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
8314 (lookup_subvars_for_var): Remove.
8315 (get_subvars_for_var): Likewise.
8316 (get_subvars_at): Likewise.
8317 (get_first_overlapping_subvar): Likewise.
8318 (overlap_subvar): Likewise.
8319 * tree-flow.h (subvar_t): Remove.
8320 (struct var_ann_d): Remove subvars field.
8321 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
8322 argument. Remove special handling of SFTs.
8323 (compute_tag_properties): Likewise.
8324 (set_initial_properties): Likewise.
8325 (compute_call_clobbered): Likewise.
8326 (count_mem_refs): Likewise.
8327 (compute_memory_partitions): Likewise.
8328 (compute_flow_insensitive_aliasing): Likewise.
8329 (setup_pointers_and_addressables): Likewise.
8330 (new_type_alias): Likewise.
8331 (struct used_part): Remove.
8332 (used_portions): Likewise.
8333 (struct used_part_map): Likewise.
8334 (used_part_map_eq): Likewise.
8335 (used_part_map_hash): Likewise.
8336 (free_used_part_map): Likewise.
8337 (up_lookup): Likewise.
8338 (up_insert): Likewise.
8339 (get_or_create_used_part_for): Likewise.
8340 (create_sft): Likewise.
8341 (create_overlap_variables_for): Likewise.
8342 (find_used_portions): Likewise.
8343 (create_structure_vars): Likewise.
8344 * tree.def (STRUCT_FIELD_TAG): Remove.
8345 * tree.h (MTAG_P): Adjust.
8346 (struct tree_memory_tag): Remove base_for_components and
8347 unpartitionable flags.
8348 (struct tree_struct_field_tag): Remove.
8349 (SFT_PARENT_VAR): Likewise.
8350 (SFT_OFFSET): Likewise.
8351 (SFT_SIZE): Likewise.
8352 (SFT_NONADDRESSABLE_P): Likewise.
8353 (SFT_ALIAS_SET): Likewise.
8354 (SFT_UNPARTITIONABLE_P): Likewise.
8355 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
8356 (union tree_node): Remove sft field.
8357 * alias.c (get_alias_set): Remove special handling of SFTs.
8358 * print-tree.c (print_node): Remove handling of SFTs.
8359 * tree-dump.c (dequeue_and_dump): Likewise.
8360 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
8361 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
8362 * tree-predcom.c (set_alias_info): Do not set subvars.
8363 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
8364 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
8365 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
8366 (add_vars_for_offset): Remove.
8367 (add_virtual_operand): Remove special handling of SFTs.
8368 (add_call_clobber_ops): Likewise.
8369 (add_call_read_ops): Likewise.
8370 (get_asm_expr_operands): Likewise.
8371 (get_modify_stmt_operands): Likewise.
8372 (get_expr_operands): Likewise.
8373 (add_to_addressable_set): Likewise.
8374 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
8375 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8376 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
8377 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
8378 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
8379 (tree_node_structure): Likewise.
8380 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
8382 (find_what_p_points_to): Likewise.
8384 2008-05-08 Sa Liu <saliu@de.ibm.com>
8386 * config/spu/spu.md: Fixed subti3 pattern.
8388 2008-05-08 Richard Guenther <rguenther@suse.de>
8391 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8392 sure to create a representative for trailing arrays for PTA.
8394 2008-05-08 Richard Guenther <rguenther@suse.de>
8397 * fold-const.c (operand_equal_p): Two objects which types
8398 differ in pointerness are not equal.
8400 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8402 * calls.c (compute_argument_block_size): Add argument tree fndecl.
8403 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
8404 (emit_library_call_value_1): Add new variable fndecl initialized by
8405 NULL_TREE. It should be the decl type of orgfun, but this information
8406 seems not to be available here, so it uses the default calling abi.
8407 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
8408 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
8409 by TARGET_RETURN_IN_MEMORY.
8410 * config/i386/i386-interix.h: Likewise.
8411 * config/i386/i386.h: Likewise.
8412 * config/i386/i386elf.h: Likewise.
8413 * config/i386/ptx4-i.h: Likewise.
8414 * config/i386/sol2-10.h: Likewise.
8415 * config/i386/sysv4.h: Likewise.
8416 * config/i386/vx-common.h: Likewise.
8417 * config/cris/cris.h: Removed #if 0 clause.
8418 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
8419 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
8421 (ix86_sol10_return_in_memory): Likewise.
8422 (ix86_i386elf_return_in_memory): New.
8423 (ix86_i386interix_return_in_memory): New.
8424 * config/mt/mt-protos.h (mt_return_in_memory): New.
8425 * config/mt/mt.c: Likewise.
8426 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8427 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
8428 * config/bfin/bfin.h: Likewise.
8429 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
8431 * config/bfin/bfin.c: Likewise.
8432 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8433 * config/alpha/unicosmk.h: Likewise.
8434 * config/i386/cygming.h: Likewise.
8435 * config/iq2000/iq2000.h: Likewise.
8436 * config/mips/mips.h: Likewise.
8437 * config/mn10300/mn10300.h: Likewise.
8438 * config/rs6000/rs6000.h: Likewise.
8439 * config/score/score.h: Likewise.
8440 * config/spu/spu.h: Likewise.
8441 * config/v850/v850.h: Likewise.
8442 * defaults.h: Likewise.
8443 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
8444 * expr.c (emit_block_move): Adjust use of
8445 OUTGOING_REG_PARM_STACK_SPACE.
8446 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
8447 OUTGOING_REG_PARM_STACK_SPACE.
8448 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
8450 2008-05-08 Jakub Jelinek <jakub@redhat.com>
8452 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
8453 on OMP_RETURN for OMP_FOR.
8456 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8457 (fortran_common): New function.
8458 (gen_variable_die): Call fortran_common instead of common_check,
8459 adjust for it returning tree instead of rtx. Formatting.
8461 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8465 * see.c (see_copy_insn): Copy new pure const attributes for new call.
8466 * c-decl.c (merge_decls): Ditto.
8467 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
8468 to RTL_CONST_OR_PURE_CALL_P.
8469 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
8470 Initialized DECL_LOOPING_CONST_PURE.
8471 (process_call_operands): Set tree_side_effects properly.
8472 * tree.h (TREE_READONLY_DECL_P): Removed.
8473 (DECL_IS_PURE): Renamed to DECL_PURE_P.
8474 (DECL_LOOPING_OR_CONST_P): New macro.
8475 (struct tree_function_decl): Added looping_const_or_pure_p.
8477 (ECF_LOOPING_OR_CONST_P): New macro.
8478 * rtlanal.c (pure_const_p): Removed.
8479 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
8480 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
8481 to RTL_CONST_CALL_P.
8482 * ipa-pure-const.c (pure_const_state_e): Added looping field.
8483 (check_decl, check_tree, check_call, scan_function): Initialize
8485 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
8486 (static_execute): Set looping true for recursive functions.
8487 Undo setting state to IPA_NEITHER for recursive functions.
8489 * ifcvt.c (noce_can_store_speculate_p): Changed
8490 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
8491 RTL_CONST_OR_PURE_CALL_P.
8492 * dse.c (scan_insn): Ditto.
8493 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
8494 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
8495 RTL_CONST_OR_PURE_CALL_P.
8496 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
8497 pure_call_p to RTL_CONST_CALL_P.
8498 * gimplify.c (gimplify_call_expr): Clear side effects for
8499 non-looping pure and constant calls.
8500 * calls.c (emit_call_1): Set rtl flags from ecf flags.
8501 (flags_from_decl_or_type): Set ecf flags from decl flags.
8502 (initialize_argument_information): Turn off
8503 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
8504 Change const to pure if callee_copies is true rather than just
8506 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
8507 way of marking pure calls.
8508 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
8509 Remove hack that was supposed to fix pr7335 and remove old
8510 way of marking pure calls.
8511 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
8512 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
8513 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
8514 RTL_CONST_OR_PURE_CALL_P.
8515 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
8516 * loop-invariant.c (find_exits, find_invariant_bb): Changed
8517 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
8518 * sched-deps.c (schedule_analyze): Ditto.
8519 * rtl.h (struct rtx_def): Use call field, unchanging field, and
8520 return_val field of calls to represent pure and const function info.
8521 (CONST_OR_PURE_CALL_P): Deleted macro.
8522 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8523 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
8524 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
8526 * tree-optimize.c (execute_fixup_cfg): Added test for
8527 ECF_LOOPING_CONST_OR_PURE.
8528 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
8530 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
8531 effects for looping pure or const calls.
8532 (verify_gimple_expr): Added verification code.
8533 * config/alpha/alpha.c (alpha_legitimize_address,
8534 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
8536 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
8537 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
8538 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
8539 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
8540 RTL_CONST_OR_PURE_CALL_P.
8541 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
8542 and const calls to be deleted.
8544 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/mmx.md (mmx_subv2sf3): New expander.
8548 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
8549 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
8550 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8551 to handle nonimmediate operands.
8552 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
8553 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
8554 to handle nonimmediate operands.
8555 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
8556 (mmx_pmulhrwv4hi3): New expander. Use
8557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8558 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
8559 (sse2_umulv1siv1di3): New expander. Use
8560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8561 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
8562 (mmx_eq<mode>3): New expander. Use
8563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8564 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
8565 (mmx_uavgv8qi3): New expander. Use
8566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8567 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
8568 (mmx_uavgv4hi3): New expander. Use
8569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8571 * config/i386/sse.md
8572 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8573 to handle nonimmediate operands.
8574 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8575 to handle nonimmediate operands.
8576 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8577 to handle nonimmediate operands.
8578 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8579 to handle nonimmediate operands.
8580 (sse2_unpckhpd_exp): New expander. Use
8581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8582 (sse2_unpcklpd_exp): New expander. Use
8583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8584 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8585 to handle nonimmediate operands.
8586 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8587 to handle nonimmediate operands.
8588 (*sse2_<plusminus_insn><mode>3): Rename from
8589 sse2_<plusminus_insn><mode>3 insn pattern.
8590 (sse2_<plusminus_insn><mode>3): New expander. Use
8591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8592 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8593 (sse2_umulv2siv2di3): New expander. Use
8594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8595 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8596 (sse4_1_mulv2siv2di3): New expander. Use
8597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8598 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8599 (sse2_pmaddwd): New expander. Use
8600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8601 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8602 (sse2_eq<mode>3): New expander. Use
8603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8604 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8605 (sse4_1_eqv2di3): New expander. Use
8606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8607 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8608 (sse2_uavgv16qi3): New expander. Use
8609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8610 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8611 (sse2_uavgv16qi3): New expander. Use
8612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8613 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8614 (sse2_uavgv8hi3): New expander. Use
8615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8616 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8617 (ssse3_pmulhrswv8hi3): New expander. Use
8618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8619 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8620 (ssse3_pmulhrswv4hi3): New expander. Use
8621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8623 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8624 (<sse>_vmmul<mode>3): Ditto.
8625 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
8627 (ssse3_pmaddubsw128): Use register_operand for operand 1.
8628 (ssse3_pmaddubsw): Ditto.
8630 * config/i386/i386.c (struct_builtin_description)
8631 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8632 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8633 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8634 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8635 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8636 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8637 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8638 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8639 (ix86_fixup_binary_operands): Assert that src1
8640 and src2 must have the same mode when swapped.
8641 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8642 and ix86_binary_operator_ok. Do not force operands in registers
8645 2008-05-07 Jan Hubicka <jh@suse.cz>
8647 * cgraph.c (dump_cgraph_node): Update.
8648 * cgraph.h (cgraph_local_info): Break out inline summary.
8649 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8651 * ipa-inline (inline_summary): New accestor function.
8652 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8653 cgraph_decide_inlining, compute_inline_parameters): Update.
8654 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8656 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8658 Cleanup ColdFire scheduling support and add V4 pipeline model.
8660 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8661 (define_attr cpu): Add cfv4 value.
8662 (define_attr type, define_attr type1): Merge into a single 'type'
8663 attribute. Update all uses.
8664 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8665 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8667 (define_attr opx_mem, define_attr opy_mem): Remove.
8668 (define_attr op_mem): Clean up, update comment.
8669 (define_attr size): Use specific values instead of general int.
8670 (define_attr guess, define_attr split): Remove. Update all uses.
8671 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8672 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8673 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8674 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8675 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8676 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8677 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8678 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8679 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8680 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8681 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8682 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8683 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8684 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8685 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8686 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8687 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8688 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8689 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8690 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8691 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8692 Update or set attributes.
8693 (stack_tie): New fake instruction.
8695 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8696 (m68k_sched_attr_size): Update declaration.
8697 (m68k_sched_attr_type2): Remove.
8698 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8699 Declare new bypass predicates.
8701 * config/m68k/m68k.c (m68k_sched_issue_rate,
8702 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8704 (TARGET_SCHED_ISSUE_RATE,
8705 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8706 (override_options): Handle scheduling for ColdFire V4 core.
8707 (m68k_expand_prologue): Emit stack_tie.
8708 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8709 'OP_TYPE_FPN'. Update all uses.
8710 (sched_guess_p): Remove.
8711 (sched_address_type): Handle symbolic addresses.
8712 (sched_get_operand): New static function.
8713 (sched_operand_type): Merge into sched_attr_op_type.
8714 (sched_attr_op_type): Handle FP registers, handle quick constants,
8716 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8717 (m68k_sched_attr_size): Update. Move logic to ...
8718 (sched_get_attr_size_int): New static function.
8719 (sched_get_opxy_mem_type): New static function.
8720 (m68k_sched_attr_op_mem): Update.
8721 (m68k_sched_attr_type2): Remove.
8722 (sched_cfv4_bypass_data): New static variable.
8723 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8724 (m68k_sched_issue_rate): Implement scheduler hook.
8725 (struct _sched_ib: enabled_p): New field.
8726 (m68k_sched_variable_issue): Update. Handle V4.
8727 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8728 sched_dump_class_func_t, sched_dump_split_class,
8729 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8730 sched_dump_dfa_class, m68k_sched_dump): Remove.
8731 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8733 (m68k_sched_init_global): Remove statisctics dumping, introduce
8734 sanity check that all instructions have pipeline reservations. Handle
8736 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8737 Handle ColdFire V4 core.
8738 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8739 New static functions.
8740 (m68k_sched_address_bypass_p): New bypass predicate.
8741 (sched_get_indexed_address_scale): New static function.
8742 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8744 * cf.md: Update comments.
8745 (define_attr type2): Remove. Use 'type' attribute instead.
8747 (cf_ib): Rename to cfv123_ib. Update all uses.
8748 (cf_oep): Rename to cfv123_oep. Update all uses.
8749 (cf_chr): Rename to cfv123_chr. Update all uses.
8750 (cf_mem): Rename to cfv123_mem. Update all uses.
8751 (cf_mac): Move to more appropriate place.
8752 (cfv123_guess): New automaton and cpu_unit.
8753 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8754 Update uses of 'size' attribute. Handle before reload scheduling.
8755 (cfv123_guess): New dummy reservation for unhandled instructions.
8756 (cfv4_*): Pipeline description of ColdFire V4 core.
8757 (ignore): New reservation to handle 'ignore' type.
8759 2008-05-07 Ian Lance Taylor <iant@google.com>
8762 * gimplify.c (find_single_pointer_decl_1): Don't look through
8764 (find_single_pointer_decl): Adjust comments.
8766 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8769 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8770 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8773 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8774 integral type rather than floating point, then VIEW_CONVERT_EXPR
8775 to the floating point type.
8777 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8780 TFmode op0 to register.
8782 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8784 * c-decl.c (grokdeclarator): Comment typo.
8786 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8788 * tree-flow.h: Remove prototype for computed_goto_p.
8789 * tree-cfg.c (computed_goto_p): Make static.
8791 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8794 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8795 (contains_aligned_value_p): This. Handle _Decimal128.
8796 (ix86_function_arg_boundary): Only align _Decimal128 to its
8797 natural boundary and handle it properly.
8799 2008-05-06 Martin Jambor <mjambor@suse.cz>
8801 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8802 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8803 (ipcp_method_set_orig_node): Removed.
8804 (ipcp_cval_get_cvalue_type): Removed.
8805 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8806 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8807 (ipcp_cval_set_cvalue_type): Removed.
8808 (ipcp_cval_get_cvalue): Removed.
8809 (ipcp_cval_set_cvalue): Removed.
8810 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8811 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8812 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8813 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8814 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8815 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8816 (ipcp_get_ith_lattice): Changed parameters.
8817 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8818 (ipcp_lattice_from_jfunc): Changed parameters.
8819 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8820 (ipcp_method_cval_print): Added temporary variable info.
8821 (ipcp_redirect): Removed already unused local variable caller.
8822 (ipcp_redirect): New temporary variable orig_callee_info
8823 (ipcp_redirect): Removed newly unused local variable callee.
8824 (ipcp_redirect): Removed (a bit confusing) local variable type.
8825 (ipcp_insert_stage): Added local variable info.
8826 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8828 (ipcp_formal_create): Removed.
8829 (ipcp_method_cval_set): Removed.
8830 (ipcp_propagate_stage): Renamed lattice variables.
8831 (ipcp_method_cval_set_cvalue_type): Removed.
8832 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8833 (ipcp_print_all_lattices): Changed printed strings to refer to
8834 lattices rather than cvals.
8835 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8836 (ipcp_propagate_const): Changed formal parameters.
8837 (build_const_val): Changed formal parameters.
8838 (ipcp_insert_stage): Removed useless variable cvalue
8839 (build_const_val): Changed formal parameters.
8840 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8841 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8842 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8843 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8844 (ipcp_print_func_profile_counts): Changed string from "method" to
8846 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8847 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8848 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8849 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8850 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8851 (ipcp_lat_is_const): Changed parameters and made inline.
8852 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8853 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8854 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8855 the predicate condition directly
8856 (ipcp_propagate_stage): Added local variable args. Removed local
8857 variable callee. (Both are mere code simplifications.)
8858 (ipcp_method_dont_insert_const): Renamed to
8859 ipcp_node_not_modifiable_p.
8860 (ipcp_node_not_modifiable_p): Made inline.
8861 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8862 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8863 (ipcp_print_all_lattices): Removed variable cvalue
8864 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8867 2008-05-06 Olivier Hainque <hainque@adacore.com>
8869 * tree-sra.c (try_instantiate_multiple_fields): Early return
8870 if field has POINTER_TYPE.
8872 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8874 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8875 by using 'q' specifier for instruction.
8876 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8878 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8880 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8881 Change mode of zero_extract from QImode to HImode.
8882 (sign bit tests peepholes): (Ditto.).
8884 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8886 * config/i386/mmx.md: Remove double backslashes from asm templates.
8887 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8888 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8889 to handle nonimmediate operands.
8890 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8891 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8892 to handle nonimmediate operands.
8893 (*mmx_<code>v2sf3_finite): New insn pattern.
8894 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8895 (mmx_<code>v2sf3): New expander. Use
8896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8897 (mmx_<plusminus_insn><mode>3): New expander. Use
8898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8899 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8900 (mmx_add<mode>3): Removed.
8901 (mmx_ssadd<mode>3): Ditto.
8902 (mmx_usadd<mode>3): Ditto.
8903 (mmx_sub<mode>3): Ditto.
8904 (mmx_sssub<mode>3): Ditto.
8905 (mmx_ussub<mode>3): Ditto.
8906 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8907 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8908 to handle nonimmediate operands.
8909 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8911 (mmx_smulv4hi3_highpart): New expander. Use
8912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8913 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8915 (mmx_umulv4hi3_highpart): New expander. Use
8916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8917 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8918 (mmx_<code>v4hi3): New expander. Use
8919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8920 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8921 (mmx_<code>v8qi3): New expander. Use
8922 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8923 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8924 (mmx_<code><mode>3): New expander. Use
8925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8927 2008-05-05 Jan Hubicka <jh@suse.cz>
8929 PR tree-optimization/36118
8930 * passes.c (pass_init_dump_file): Fix dump header.
8932 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8935 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8936 VCE for function decls.
8938 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8940 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8942 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8944 * config/i386/i386.md (sat_plusminus): New.
8945 (plusminus_insn): Likewise.
8946 (plusminus_mnemonic): Likewise.
8948 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8949 (*<addsub><mode>3_cc_overflow): Renamed to ...
8950 (*<plusminus_insn><mode>3_cc_overflow): This.
8951 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8952 (*<plusminus_insn>si3_zext_cc_overflow): This.
8954 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8955 (<plusminus_insn><mode>3): This.
8956 (*<addsub><mode>3): Renamed to ...
8957 (*<plusminus_insn><mode>3): This.
8958 (<sse>_vm<addsub><mode>3): Renamed to ...
8959 (<sse>_vm<plusminus_insn><mode>3): This.
8960 (sse3_h<addsub>v4sf3): Renamed to ...
8961 (sse3_h<plusminus_insn>v4sf3): This.
8962 (sse3_h<addsub>v2df3): Renamed to ...
8963 (sse3_h<plusminus_insn>v2df3): This.
8964 (<plusminus_insn><mode>3): New.
8965 (*<plusminus_insn><mode>3): Likewise.
8966 (sse2_<plusminus_insn><mode>3): Likewise.
8967 (add<mode>): Removed.
8968 (*add<mode>3): Likewise.
8969 (sse2_ssadd<mode>3): Likewise.
8970 (sse2_usadd<mode>3): Likewise.
8971 (sub<mode>3): Likewise.
8972 (*sub<mode>3): Likewise.
8973 (sse2_sssub<mode>3): Likewise.
8974 (sse2_ussub<mode>3): Likewise.
8976 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8978 * gthr-single.h: Add in required interface elements as per gthr.h.
8979 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8980 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8981 Generalize UNUSED macro.
8982 (__gthread_once): Add.
8983 (__gthread_key_create): Add.
8984 (__gthread_key_delete): Add.
8985 (__gthread_getspecific): Add.
8986 (__gthread_setspecific): Add.
8988 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8991 the same size types for the indirect reference on the rhs, then
8994 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8996 * config/i386/i386.md
8997 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8998 one insn template instead of template series.
8999 (*xordi_1_rex64): Ditto.
9000 (*xordi_2_rex64): Ditto.
9002 2008-05-05 Ira Rosen <irar@il.ibm.com>
9004 PR tree-optimization/36119
9005 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9008 2008-06-04 Jan Hubicka <jh@suse.cz>
9010 tree-optimization/36100
9011 * tree-pass.h (pass_O0_always_inline): Declare.
9012 * ipa-inline.c (inline_transform): Remove dead code.
9013 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9014 pass_O0_always_inline): New.
9015 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9017 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9019 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9020 mnemonic in this_param move for TARGET_64BIT.
9022 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9024 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9025 (*strmovsi_rex_1): Ditto.
9026 (*strsetsi_1): Ditto.
9027 (*strsetsi_rex_1): Ditto.
9029 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9030 adddicc expanders using SWI mode iterator.
9032 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9035 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9038 2008-05-04 David S. Miller <davem@davemloft.net>
9040 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9041 (sparc*-*-linux*): Use linux.h in tm_file.
9042 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9043 compiler defaulting to 32-bit.
9044 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9046 * config/sparc/linux.h: Remove definitions now obtained
9047 properly from linux.h
9048 * config/sparc/linux64.h: Likewise.
9049 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9050 don't want this setting for 32-bit builds in a biarch compiler.
9051 * doc/install.texi: Add sparc-linux to list of targets
9052 supporting --enable-targets=all.
9054 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9056 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9058 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9061 after V4SI_FTYPE_V8HI.
9062 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
9063 case V4SI_FTYPE_V2DF.
9065 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
9067 * doc/invoke.texi (max-flow-memory-locations): Removed.
9068 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
9070 2008-05-03 Richard Guenther <rguenther@suse.de>
9073 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
9075 2008-05-02 David S. Miller <davem@davemloft.net>
9077 * config.gcc (need_64bit_hwint): Document libcpp dependency.
9079 2008-05-02 Simon Baldwin <simonb@google.com>
9082 * c-common.h (warn_array_subscript_range): Removed.
9083 * c-common.c (warn_array_subscript_range): Ditto.
9084 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
9085 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
9087 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9089 * config/i386/i386.c (ix86_special_builtin_type): New.
9090 (bdesc_special_args): Likewise.
9091 (ix86_expand_special_args_builtin): Likewise.
9092 (ix86_init_mmx_sse_builtins): Updated.
9093 (ix86_expand_builtin): Updated.
9094 (ix86_expand_store_builtin): Removed.
9095 (ix86_expand_unop_builtin): Likewise.
9097 * config/i386/mm3dnow.h (__v2sf): Moved to ...
9098 * config/i386/mmintrin.h (__v2sf): Here.
9100 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
9102 (_mm_loadl_pi): Likewise.
9103 (_mm_storeh_pi): Replace __v2si with __v2sf.
9104 (_mm_storel_pi): Likewise.
9106 * doc/extend.texi: Correct __builtin_ia32_loadhps,
9107 __builtin_ia32_loadlps, __builtin_ia32_storehps,
9108 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
9109 __builtin_ia32_loadlpd.
9111 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9113 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
9114 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
9115 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
9116 (ix86_init_mmx_sse_builtins): Updated.
9117 (ix86_expand_args_builtin): Likewise.
9118 (ix86_expand_builtin): Likewise.
9119 (ix86_expand_unop1_builtin): Renamed to ...
9120 (ix86_expand_unop_vec_merge_builtin): This.
9122 2008-05-01 Jan Hubicka <jh@suse.cz>
9125 * ipa-inline.c (inline_generate_summary): Make static.
9126 (inline_transform): Do not call inlining at -O0; make static.
9127 * passes.c (execute_todo): Add sanity check.
9128 (execute_one_ipa_transform_pass): Execute proper flags.
9130 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
9132 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
9133 (DECL_NONADDRESSABLE_P): Likewise.
9134 * alias.c (record_component_aliases): Fix comment.
9136 2008-05-01 Simon Baldwin <simonb@google.com>
9138 * c-common.h (warn_array_subscript_range): New function.
9139 * c-common.c (warn_array_subscript_range): Ditto.
9140 * tree-vrp.c (check_array_ref): Corrected code to agree with
9141 comment, ignoring only arrays of size 0 or size 1.
9142 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
9144 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9146 * config/i386/i386.c (ix86_builtin_type): Replace
9147 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
9148 (bdesc_args): Updated.
9149 (ix86_init_mmx_sse_builtins): Likewise.
9150 (ix86_expand_args_builtin): Likewise.
9152 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
9155 * doc/extend.texi: Correct __builtin_ia32_palignr.
9157 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9160 * config/i386/i386.c (bdesc_crc32): Removed.
9161 (ix86_expand_crc32): Likewise.
9162 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
9163 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
9164 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
9165 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
9166 UINT_FTYPE_UINT_UCHAR.
9167 (bdesc_args): Updated. Add crc32 builtins.
9168 (ix86_init_mmx_sse_builtins): Updated.
9169 (ix86_expand_args_builtin): Updated to support subreg.
9171 * doc/extend.texi: Correct __builtin_ia32_crc32di.
9173 2008-05-01 Jan Hubicka <jh@suse.cz>
9175 * tree-pass.h (opt_pass): Add IPA_PASS.
9176 (varpool_node, cgraph_node): Forward declare.
9177 (ipa_opt_pass): Define.
9178 (pass_ipa_inline): Turn into ipa_opt_pass.
9179 (pass_apply_inline): Remove.
9180 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
9181 (apply_inline): Turn into ....
9182 (inline_transform): ... this one.
9183 (inline_generate_summary): New function.
9184 (pass_apply_inline): Remove.
9185 * function.h (ipa_opt_pass): Forward declare structure; typedef;
9187 (struct function): Add ipa_transforms_to_apply.
9188 * passes.c (register_one_dump_file): Work on IPA_PASS.
9189 (init_optimization_passes): Remove pass_inline_parameters and
9191 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
9192 (execute_one_pass) ... here; apply transforms when possible.
9193 (add_ipa_transform_pass, execute_ipa_summary_asses,
9194 execute_one_ipa_transform_pass): New.
9195 (execute_ipa_pass_list): Update for IPA_PASS type.
9197 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/i386.c (ix86_builtin_type): Add
9200 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
9201 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
9202 (bdesc_args): Add SSE4a builtins.
9203 (ix86_init_mmx_sse_builtins): Updated.
9204 (ix86_expand_args_builtin): Likewise.
9205 (ix86_expand_builtin): Likewise.
9207 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9209 * config/i386/i386.c (ix86_builtin_type): Add
9210 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
9211 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
9212 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
9213 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
9214 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
9215 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
9216 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
9217 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
9218 and DI_FTYPE_DI_DI_INT.
9219 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
9220 (ix86_init_mmx_sse_builtins): Updated.
9221 (ix86_expand_args_builtin): Likewise.
9222 (ix86_expand_builtin): Likewise.
9223 (ix86_expand_binop_imm_builtin): Removed.
9225 * doc/extend.texi: Correct __builtin_ia32_palignr128.
9227 2008-04-30 Richard Guenther <rguenther@suse.de>
9229 PR tree-optimization/32921
9230 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
9232 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
9234 * config/arm/arm.c (arm_unwind_emit): Use
9235 crtl->all_throwers_are_sibcalls instead of
9236 cfun->all_throwers_are_sibcalls.
9237 (arm_output_fn_unwind): Likewise.
9238 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
9239 instead of cfun->uses_pic_offset_table.
9240 (frv_expand_prologue): Likewise.
9241 (frv_frame_pointer_required): Likewise.
9242 (frv_expand_fdpic_call): Likewise.
9243 (frv_emit_movsi): Likewise.
9244 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
9245 cfun->returns_pcc_struct instead of
9246 current_function_returns_pcc_struct.
9247 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
9248 instead of cfun->calls_eh_return.
9249 (m32c_pushm_popm): Likewise.
9250 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
9251 "extern" declaration.
9253 2008-04-30 Richard Guenther <rguenther@suse.de>
9255 PR tree-optimization/21636
9256 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
9258 (evaluate_stmt): Print the likely value.
9259 (ccp_visit_stmt): Avoid excessive vertical spacing.
9261 2008-04-30 Rafael Espindola <espindola@google.com>
9263 * builtins.c (fold_call_expr): Return realret.
9264 * tree-ssa-threadedge.c
9265 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9266 __builtin_object_size.
9268 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
9270 * gcc.c (wrapper_string): New variable.
9271 (insert_wrapper): New function.
9272 (execute): New option -wrapper.
9273 * doc/invoke.texi (Overall Options): New driver option -wrapper.
9275 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
9277 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
9278 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
9279 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
9281 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
9282 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
9283 config/rs6000/e500crtres64gprctr.asm,
9284 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
9285 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
9286 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
9287 config/rs6000/e500crtsav64gprctr.asm,
9288 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
9289 config/rs6000/e500crtsavg64gprctr.asm: New files.
9290 * config/rs6000/t-ppccomm: Add build rules for new files.
9291 (LIB2FUNCS_STATIC_EXTRA): Add new files.
9292 * config/rs6000/t-netbsd: Add build rules for new files.
9293 (LIB2FUNCS_STATIC_EXTRA): New variable.
9294 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
9295 (CRTSAVRES_DEFAULT_SPEC): Likewise.
9296 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
9298 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
9300 * config/i386/i386.c (ix86_builtin_type): Add
9301 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
9302 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
9303 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
9304 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
9305 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
9306 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
9307 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
9308 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
9309 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
9310 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
9311 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
9312 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
9313 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
9314 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
9315 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
9316 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
9317 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
9318 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
9319 V1DI_FTYPE_V2SI_V2SI.
9320 (bdesc_2arg): Moved to ...
9322 (ix86_init_mmx_sse_builtins): Updated.
9323 (ix86_expand_args_builtin): Updated. Take a pointer
9324 to const struct builtin_description. Handle comparison
9326 (ix86_expand_sse_compare): Take a new argument for swapping operands.
9327 (ix86_expand_builtin): Updated.
9329 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
9330 (ssse3_pmaddubsw128): This.
9331 (ssse3_pmaddubswv4hi3): Renamed to ...
9332 (ssse3_pmaddubsw): This.
9334 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
9335 (__builtin_ia32_packssdw128): Likewise.
9336 (__builtin_ia32_packuswb128): Likewise.
9337 (__builtin_ia32_pmaddubsw): Likewise.
9338 (__builtin_ia32_pmaddubsw128): Likewise.
9340 2008-04-30 Richard Guenther <rguenther@suse.de>
9342 PR tree-optimization/14847
9343 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
9344 (recognize_bits_test): Use it.
9345 (recognize_single_bit_test): Likewise.
9347 2008-04-30 Martin Jambor <mjambor@suse.cz>
9349 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
9350 instead of setting number of formal parameters to zero.
9351 (ipcp_init_stage): Do not set the number of actual parameters to zero
9353 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
9354 which are called with variable number of arguments.
9355 (ipcp_insert_stage): Explicitely skipping all nodes which are
9356 called with variable number of arguments.
9357 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
9358 number of parameters.
9360 * ipa-prop.h (struct ipa_node_params): Added flag
9361 called_with_var_arguments
9362 (ipa_set_param_count): Added. Changed sole setter to use it.
9363 (ipa_get_param_count): Added. All readers of param_count
9364 converted to use it instead.
9365 (ipa_set_called_with_variable_arg): Added.
9366 (ipa_is_called_with_var_arguments): Added.
9367 (ipa_get_ith_param): Added. All readers of param_decls converted
9369 (ipa_set_cs_argument_count): Added, sole writer to argument_count
9371 (ipa_get_cs_argument_count): Added, all readers of argument_count
9373 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
9376 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
9377 (struct ipcp_lattice): Renamed cval_type to type
9378 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
9380 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
9381 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
9382 (ipcp_insert_stage): Changed the type of variable cvalue to tree
9383 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
9384 (build_const_val): Changed the type of parameter cvalue to tree
9385 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
9386 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
9388 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
9391 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
9392 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
9393 (ipa_add_method): Renamed to ipa_push_func_to_list
9394 (ipa_remove_method): Renamed to ipa_pop_func_from_list
9395 (ipa_callsite_param_count): Removed.
9396 (ipa_callsite_param_count_set): Removed.
9397 (ipa_callsite_param): Removed.
9398 (ipa_callsite_callee): Removed.
9399 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
9400 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
9401 (ipa_method_formal_count): Removed.
9402 (ipa_method_formal_count_set): Removed.
9403 (ipa_method_get_tree): Removed.
9404 (ipa_method_tree_map_create): Removed.
9405 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
9406 (ipa_create_param_decls_array): Creates the array itself
9407 (ipa_create_param_decls_array): Temporary variable info instead of
9409 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
9410 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
9411 (get_type): Removed.
9412 (ipa_jf_get_info_type): Removed.
9413 (ipa_node_create): Renamed to ipa_create_node_params
9414 (ipa_free): Renamed to ipa_free_all_node_params
9415 (ipa_nodes_create): Renamed to ipa_create_all_node_params
9416 (ipa_edges_create): Renamed to ipa_create_all_edge_args
9417 (ipa_edges_free): Renamed to ipa_free_all_edge_args
9418 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
9419 (ipa_free_all_node_params): Deallocation to jump_functions moved to
9420 ipa_free_all_edge_args
9421 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
9422 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
9423 (ipa_create_methodlist_node): Removed.
9424 (ipa_methodlist_method): Removed.
9425 (ipa_methodlist_method_set): Removed.
9426 (ipa_methodlist_next_method): Removed.
9427 (ipa_methodlist_next_method_set): Removed.
9428 (ipa_method_is_modified): Removed.
9429 (ipa_method_modify_create): Removed.
9430 (ipa_method_modify_init): Temporary variable info instead of a few
9432 (ipa_detect_param_modifications): Temporary variable info instead of
9434 (ipa_compute_jump_functions): Temporary variable info instead of
9436 (ipa_method_modify_set): Removed.
9437 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
9438 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
9439 than craph_node as the first parameter.
9440 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
9441 (ipa_method_modify_init): Removed.
9442 (ipa_compute_jump_functions): Added a temp variable instead of
9443 repeatadly dereferencing the cgraph_edge.aux pointer
9444 (ipa_callsite_param_set_type): Removed.
9445 (ipa_compute_jump_functions): i renamed to index and moved to
9447 (ipa_callsite_param_set_info_type_formal): Removed.
9448 (ipa_callsite_param_set_info_type): Removed.
9449 (ipa_callsite_param_map_create): Removed.
9450 (ipa_callsite_tree): Removed.
9451 (ipa_callsite_caller): Removed.
9452 (ipa_pop_func_from_list): return_method removed to return_func
9454 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
9455 prefixed all values with IPA_. Changed all users.
9456 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
9457 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
9458 and FORMAL_IPATYPE IPA_PASS_THROUGH.
9459 (union parameter_info): Renamed to jump_func_value.
9460 (union jump_func_value): Renamed value to constant
9461 (struct ipa_jump_func): Renamed info_type to value
9462 (struct ipa_node): Renamed to ipa_node_params
9463 (struct ipa_node_params): Renamed ipa_arg_num to param_count
9464 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
9465 (struct ipa_node_params): Renamed ipa_mod to modified_flags
9466 (struct ipa_edge): Renamed to ipa_edge_args
9467 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
9468 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
9469 (struct ipa_methodlist): Renamed to ipa_func_list
9470 (struct ipa_func_list): method_p renamed to node, next_method
9472 (ipa_methodlist_p): Removed, switched all users to struct pointer
9473 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
9475 2008-04-30 Alan Modra <amodra@bigpond.net.au>
9477 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
9478 (rs6000_emit_epilogue): Use backchain to restore only when we
9479 have a large frame. Make use of frame pointer to restore if we
9480 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
9482 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
9484 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9485 Add mode to zero_extract.
9486 (sign bit tests peepholes): (Ditto.).
9488 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
9490 * config/i386/i386.c (ix86_builtins): Replace Prescott New
9491 Instructions in comments with SSE3.
9492 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
9493 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
9494 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
9495 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
9496 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
9497 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
9498 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
9499 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
9500 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
9501 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
9502 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
9503 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
9504 (bdesc_sse_args): Renamed to ...
9505 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
9506 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
9507 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
9509 (bdesc_1arg): Moved to ...
9511 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
9512 Instructions in comments with SSE3.
9513 (ix86_expand_sse_operands_builtin): Renamed to ...
9514 (ix86_expand_args_builtin): This. Updated.
9515 (ix86_expand_unop1_builtin): Update comments.
9516 (ix86_expand_builtin): Updated.
9518 2008-04-29 Richard Guenther <rguenther@suse.de>
9520 PR tree-optimization/36078
9521 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
9522 Update virtual SSA form after cleaning up the CFG.
9524 2008-04-29 Richard Guenther <rguenther@suse.de>
9527 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
9529 2008-04-29 Richard Guenther <rguenther@suse.de>
9531 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
9532 (compute_may_aliases): Do not call finalize_ref_all_pointers.
9533 (compute_flow_insensitive_aliasing): Do not treat
9534 PTR_IS_REF_ALL pointers special.
9535 (get_smt_for): Likewise.
9536 (may_alias_p): Re-structure.
9537 (is_escape_site): A ref-all pointer conversion is not an escape site.
9538 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
9539 PTR_IS_REF_ALL pointers special.
9540 * tree-ssa-structalias.h (struct alias_info): Remove
9541 ref_all_symbol_mem_tag field.
9542 (PTR_IS_REF_ALL): Remove.
9544 2008-04-29 Richard Guenther <rguenther@suse.de>
9547 * fold-const.c (extract_muldiv_1): In combining division constants
9548 make sure to never overflow.
9550 2008-04-29 Nick Clifton <nickc@redhat.com>
9552 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
9554 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9557 * optc-gen.awk: Work around HP-UX/IA awk bug.
9559 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
9561 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
9564 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9567 * config/i386/i386.md
9568 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
9569 Change operand 1 predicate to nonimmediate_operand.
9571 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9574 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9576 * gengtype.c (walk_type, write_func_for_structure): Handle
9578 * doc/gty.texi: Document chain_circular.
9580 2008-04-28 Richard Guenther <rguenther@suse.de>
9582 PR tree-optimization/36066
9583 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9586 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.md
9590 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9591 Use match_scratch instead of match_operand for operands 3 and 4.
9593 2008-04-27 Richard Guenther <rguenther@suse.de>
9595 PR tree-optimization/18754
9596 PR tree-optimization/34223
9597 * tree-pass.h (pass_complete_unrolli): Declare.
9598 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9599 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9600 Rewrite loop into loop closed SSA form if it is not already.
9601 (tree_unroll_loops_completely): Re-structure to iterate over
9602 innermost loops with intermediate CFG cleanups.
9603 Unroll outermost loops only if requested or the code does not grow
9605 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9606 loops are available.
9607 (tree_vectorize): Instead do so here.
9608 (tree_complete_unroll): Also unroll outermost loops.
9609 (tree_complete_unroll_inner): New function.
9610 (gate_tree_complete_unroll_inner): Likewise.
9611 (pass_complete_unrolli): New pass.
9612 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9613 uses outside of the loop.
9614 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9615 form if it is available.
9616 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9617 * passes.c (init_optimization_passes): Schedule complete inner
9618 loop unrolling pass before the first CCP pass after final inlining.
9620 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9622 * targhooks.h (default_emutls_var_fields,
9623 default_emutls_var_init): Declare.
9624 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
9625 * target.h (struct gcc_target): Add struct emutls member.
9626 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
9627 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
9628 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
9629 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
9630 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
9631 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9632 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9633 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9634 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9635 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9636 emit debug information.
9637 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9638 * varasm.c: Include targhooks.h.
9639 (emutls_object_section, emutls_tmpl_section): New.
9640 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9641 (EMUTLS_SEPARATOR): New.
9643 (get_emutls_object_name): New.
9644 (default_emutls_var_fields): New, broken out of ...
9645 (get_emutls_object_type): ... here. Adjust to use target hooks.
9646 (get_emutls_init_templ_addr): Adjust to use target hooks.
9647 (emutls_decl): Adjust to use target hooks.
9648 (emutls_finish): Likewise.
9649 (default_emutls_var_init): New, broken out of ...
9650 (assemble_variable): ... here. Adjust to use target hooks.
9651 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9653 * c-common.c (handle_section_attribute): Prevent overriding
9654 sections for emulated tls with special sections.
9655 * config/i386/i386.c (x86_64_elf_select_section): Add
9656 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9657 (x86_64_elf_unique_section): Likewise.
9658 * config/vxworks.c: Include tree.h.
9659 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9660 (vxworks_override_options): Set TLS scheme.
9661 * doc/tm.texi (Emulated TLS): New node.
9663 2008-04-26 Simon Baldwin <simonb@google.com>
9666 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9667 with propagated string constants.
9669 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9672 constraint for operand 2 when operand 0 is memory operand.
9673 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9674 operand 0 is memory operand.
9675 (fix_trunc<mode>_i387_with_temp): Ditto.
9676 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9677 operand 2 when operand 1 is memory operand.
9678 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9679 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9680 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9681 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9682 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9683 operands 2,3 and 4 when operand 1 is memory operand.
9684 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9686 (fistdi2_floor_with_temp): Ditto.
9687 (fist<mode>2_floor_with_temp): Ditto.
9688 (fistdi2_ceil_with_temp): Ditto.
9689 (fist<mode>2_ceil_with_temp): Ditto.
9690 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9692 2008-04-26 David Daney <ddaney@avtrex.com>
9694 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9696 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9697 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9698 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9699 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9700 (compare_and_swap_12): New insn.
9701 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9702 * config/mips/mips.c (mips_force_binary): New function.
9703 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9704 (mips_expand_compare_and_swap_12): New function.
9705 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9707 2008-04-25 Jan Hubicka <jh@suse.cz>
9710 * cfgexpand.c (pass_expand): Turn into RTL pass.
9711 * passes.c (execute_one_pass): Do pass typechecking after execution.
9712 * tree-pass.h (pass_expand): Turn into RTL pass.
9714 * function.h (struct rtl_data): Move here fields
9715 accesses_prior_frames, calls_eh_return, saves_all_registers,
9716 has_nonlocal_goto, has_asm_statement, is_thunk,
9717 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9718 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9719 arg_pointer_save_area_init from struct function; turn into bool.
9720 (struct function): Move
9721 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9722 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9723 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9724 tail_call_emit, arg_pointer_save_area_init
9725 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9726 (current_function_returns_struct, current_function_returns_pcc_struct,
9727 current_function_calls_setjmp, current_function_calls_alloca,
9728 current_function_accesses_prior_frames,
9729 current_function_calls_eh_return, current_function_is_thunk,
9730 current_function_stdarg, current_function_profile,
9731 current_function_limit_stack, current_function_uses_pic_offset_table,
9732 current_function_uses_const_pool, current_function_has_nonlocal_label,
9733 current_function_saves_all_registers,
9734 current_function_has_nonlocal_goto,
9735 current_function_has_asm_statement): Remove accesor macros.
9736 * ra-conflict.c (global_conflicts): Update.
9737 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9738 (suitable_for_tail_call_opt_p): Update.
9739 * builtins.c (expand_builtin_return_addr): Update.
9740 (expand_builtin_setjmp_setup): Update.
9741 (expand_builtin_nonlocal_goto): Update.
9742 * final.c (final_start_function): Update.
9743 (profile_function): Update.
9744 (leaf_function_p): Update.
9745 (only_leaf_regs_used): Update.
9746 * df-scan.c (df_get_exit_block_use_set): Update.
9747 * dojump.c (clear_pending_stack_adjust): Update.
9748 * tree-stdarg.c (gate_optimize_stdarg): Update.
9749 * gimple-low.c (lower_function_body): Update.
9750 * global.c (compute_regsets): Update.
9751 (global_alloc): Update.
9752 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9753 * expr.c (expand_assignment): Update.
9754 * dse.c (dse_step0): Update.
9755 (dse_step1): Update.
9756 * c-decl.c (store_parm_decls): Update.
9757 * local-alloc.c (combine_regs): Update.
9758 (find_free_reg): Update.
9759 * function.c (assign_parms_augmented_arg_list): Update.
9760 (assign_parm_find_data_types): Update.
9761 (assign_parms): Update.
9762 (allocate_struct_function): Update.
9763 (expand_function_start): Update.
9764 (expand_function_end): Update.
9765 (get_arg_pointer_save_area): Update.
9766 (thread_prologue_and_epilogue_insns): Update.
9767 (rest_of_match_asm_constraints): Update.
9768 * stor-layout.c (variable_size): Update.
9769 * gcse.c (gcse_main): Update.
9770 (bypass_jumps): Update.
9771 * gimplify.c (gimplify_function_tree): Update.
9772 * calls.c (emit_call_1): Update.
9773 (expand_call): Update.
9774 * bt-load.c (compute_defs_uses_and_gen): Update.
9775 * except.c (sjlj_assign_call_site_values): Update.
9776 (sjlj_emit_function_enter): Update.
9777 (can_throw_external): Update.
9778 (set_nothrow_function_flags): Update.
9779 (expand_builtin_unwind_init): Update.
9780 (expand_eh_return): Update.
9781 (convert_to_eh_region_ranges): Update.
9782 (output_function_exception_table): Update.
9783 * emit-rtl.c (gen_tmp_stack_mem): Update.
9784 * cfgexpand.c (expand_used_vars): Update.
9785 (tree_expand_cfg): Update.
9786 * cfgcleanup.c (rest_of_handle_jump): Update.
9787 * explow.c (allocate_dynamic_stack_space): Update.
9788 * varasm.c (assemble_start_function): Update.
9789 (force_const_mem): Update.
9790 (mark_constant_pool): Update.
9791 * tree-optimize.c (tree_rest_of_compilation): Update.
9792 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9793 * tree-cfg.c (notice_special_calls): Update.
9794 (is_ctrl_altering_stmt): Update.
9795 (tree_can_make_abnormal_goto): Update.
9796 (tree_purge_dead_abnormal_call_edges): Update.
9797 * config/alpha/predicates.md: Update.
9798 * config/alpha/alpha.c (alpha_sa_mask): Update.
9799 (alpha_sa_size): Update.
9800 (alpha_does_function_need_gp): Update.
9801 (alpha_expand_prologue): Update.
9802 (alpha_start_function): Update.
9803 (alpha_output_function_end_prologue): Update.
9804 (alpha_expand_epilogue): Update.
9805 * config/frv/frv.c (frv_stack_info): Update.
9806 (frv_expand_epilogue): Update.
9807 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9808 (s390_register_info): Update.
9809 (s390_frame_info): Update.
9810 (s390_init_frame_layout): Update.
9811 (s390_can_eliminate): Update.
9812 (save_gprs): Update.
9813 * config/spu/spu.c (spu_split_immediate): Update.
9814 (need_to_save_reg): Update.
9815 (spu_expand_prologue): Update.
9816 (spu_expand_epilogue): Update.
9817 * config/sparc/sparc.md: Update.
9818 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9819 (sparc_tls_got): Update.
9820 (legitimize_pic_address): Update.
9821 (sparc_emit_call_insn): Update.
9822 (sparc_expand_prologue): Update.
9823 (output_return): Update.
9824 (print_operand): Update.
9825 (sparc_function_ok_for_sibcall): Update.
9826 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9827 * config/m32r/m32r.md: Update.
9828 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9829 (m32r_compute_frame_size): Update.
9830 (m32r_expand_prologue): Update.
9831 (m32r_expand_epilogue): Update.
9832 (m32r_legitimize_pic_address): Update.
9833 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9834 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9835 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9837 (ix86_save_reg): Update.
9838 (ix86_compute_frame_layout): Update.
9839 (ix86_expand_prologue): Update.
9840 (ix86_expand_epilogue): Update.
9841 * config/sh/sh.c (output_stack_adjust): Update.
9842 (calc_live_regs): Update.
9843 (sh5_schedule_saves): Update.
9844 (sh_expand_prologue): Update.
9845 (sh_expand_epilogue): Update.
9846 (sh_setup_incoming_varargs): Update.
9847 (sh_allocate_initial_value): Update.
9848 (sh_get_pr_initial_val): Update.
9849 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9850 * config/sh/sh.md (label:): Update.
9851 * config/avr/avr.c (out_movhi_mr_r): Update.
9852 * config/crx/crx.h (enum): Update.
9853 * config/xtensa/xtensa.h (along): Update.
9854 * config/stormy16/stormy16.c Update.
9855 (xstormy16_compute_stack_layout): Update.
9856 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9857 (fr30_expand_prologue): Update.
9858 * config/cris/cris.c (cris_conditional_register_usage): Update.
9859 (cris_reg_saved_in_regsave_area): Update.
9860 (cris_initial_frame_pointer_offset): Update.
9861 (cris_simple_epilogue): Update.
9862 (cris_expand_prologue): Update.
9863 (cris_expand_epilogue): Update.
9864 (cris_expand_pic_call_address): Update.
9865 (cris_asm_output_symbol_ref): Update.
9866 (cris_asm_output_label_ref): Update.
9867 * config/cris/cris.md Update.
9868 * config/iq2000/iq2000.c (compute_frame_size): Update.
9869 (iq2000_expand_epilogue): Update.
9870 * config/mt/mt.h (save_direction): Update.
9871 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9872 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9873 (ia64_secondary_reload_class): Update.
9874 * config/m68k/m68k.c (m68k_save_reg): Update.
9875 (m68k_expand_prologue): Update.
9876 (m68k_expand_epilogue): Update.
9877 (legitimize_pic_address): Update.
9878 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9879 (first_reg_to_save): Update.
9880 (first_altivec_reg_to_save): Update.
9881 (compute_vrsave_mask): Update.
9882 (compute_save_world_info): Update.
9883 (rs6000_stack_info): Update.
9884 (spe_func_has_64bit_regs_p): Update.
9885 (rs6000_ra_ever_killed): Update.
9886 (rs6000_emit_eh_reg_restore): Update.
9887 (rs6000_emit_allocate_stack): Update.
9888 (rs6000_emit_prologue): Update.
9889 (rs6000_emit_epilogue): Update.
9890 (rs6000_output_function_epilogue): Update.
9891 (output_profile_hook): Update.
9892 (rs6000_elf_declare_function_name): Update.
9893 * config/rs6000/rs6000.h (rs6000_args): Update.
9894 * config/rs6000/rs6000.md: Update.
9895 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9896 * config/arc/arc.c (arc_output_function_epilogue): Update.
9897 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9898 * config/darwin.c (machopic_function_base_name): Update.
9899 * config/score/score3.c (score3_compute_frame_size): Update.
9902 (score3_epilogue): Update.
9903 * config/score/score7.c (score7_compute_frame_size): Update.
9904 (score7_prologue): Update.
9905 (score7_epilogue): Update.
9906 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9907 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9908 * config/arm/arm.c (use_return_insn): Update.
9909 (require_pic_register): Update.
9910 (arm_load_pic_register): Update.
9911 (arm_compute_save_reg0_reg12_mask): Update.
9912 (arm_compute_save_reg_mask): Update.
9913 (thumb1_compute_save_reg_mask): Update.
9914 (output_return_instruction): Update.
9915 (arm_output_function_prologue): Update.
9916 (arm_output_epilogue): Update.
9917 (arm_get_frame_offsets): Update.
9918 (arm_expand_prologue): Update.
9919 (thumb_pushpop): Update.
9920 (thumb_exit): Update.
9921 (thumb1_expand_prologue): Update.
9922 (thumb1_expand_epilogue): Update.
9923 (arm_unwind_emit): Update.
9924 (arm_output_fn_unwind): Update.
9925 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9926 * config/arm/arm.md: Update.
9927 * config/pa/pa.md: Update.
9928 * config/pa/pa.c (legitimize_pic_address): Update.
9929 (compute_frame_size): Update.
9930 (hppa_expand_prologue): Update.
9931 (hppa_expand_epilogue): Update.
9932 (borx_reg_operand): Update.
9933 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9934 (HARD_REGNO_RENAME_OK): Update.
9935 * config/mips/mips.c (mips_global_pointer): Update.
9936 (mips_save_reg_p): Update.
9937 (mips_compute_frame_info): Update.
9938 (mips_frame_pointer_required): Update.
9939 (mips_expand_prologue): Update.
9940 (mips_expand_epilogue): Update.
9941 (mips_can_use_return_insn): Update.
9942 (mips_reorg_process_insns): Update.
9943 * config/v850/v850.c (compute_register_save_size): Update.
9944 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9945 * config/mmix/mmix.c (along): Update.
9946 (mmix_expand_epilogue): Update.
9947 * config/bfin/bfin.c (legitimize_pic_address): Update.
9948 (must_save_p): Update.
9949 (stack_frame_needed_p): Update.
9950 (add_to_reg): Update.
9951 (bfin_expand_prologue): Update.
9952 * stmt.c (expand_asm_operands): Update.
9953 * reload1.c (reload): Update.
9954 (init_elim_table): Update.
9956 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9958 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9960 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9962 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9963 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9964 (mov<mode>): Removed.
9965 (*movv4sf_internal): Likewise.
9966 (*movv2df_internal): Likewise.
9968 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9970 * config.gcc (crx-*-elf): Remove deprecation.
9972 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9974 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9975 __gcc_deregister_frame with atexit.
9976 (deregister_frame_dtor): Remove.
9978 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9979 Nathan Sidwell <nathan@codesourcery.com>
9981 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9983 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9984 (rs6000_isel): Likewise.
9985 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9986 (rs6000_isel): New variable.
9987 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9989 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9992 * c-common.c (handle_vector_size_attribute): Call
9993 lang_hooks.types.reconstruct_complex_type instead of
9994 reconstruct_complex_type.
9995 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9996 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9997 * langhooks.h (struct lang_hooks_for_types): Add
9998 reconstruct_complex_type hook.
9999 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10000 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10002 2008-04-24 Richard Guenther <rguenther@suse.de>
10004 * c-common.h (check_builtin_function_arguments): Declare.
10005 * c-common.c (validate_nargs): New function.
10006 (check_builtin_function_arguments): Likewise.
10007 * c-typeck.c (build_function_call): Call
10008 check_builtin_function_arguments.
10009 * builtins.c (fold_builtin_classify): Remove error reporting code.
10010 (fold_builtin_unordered_cmp): Likewise.
10011 (fold_builtin_1): Likewise.
10012 (fold_builtin_n): Likewise.
10014 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10016 PR tree-optimization/36008
10017 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10018 the original op1, rather than delta by step.
10020 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10021 Sebastian Pop <sebastian.pop@amd.com>
10023 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10024 eliminate_local_variables_stmt, eliminate_local_variables,
10025 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10026 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10027 of code delimited by two edges in the CFG.
10028 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10029 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10030 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10031 the case of parallelisation of reductions.
10032 (expr_invariant_in_region_p): New.
10034 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10035 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10037 2008-04-24 Ira Rosen <irar@il.ibm.com>
10038 Richard Guenther <rguenther@suse.de>
10040 PR tree-optimization/36034
10041 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10042 incapable of dealing with loads with gaps.
10044 2008-04-24 Rafael Espindola <espindola@google.com>
10046 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10047 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10048 vrp_evaluate_conditional.
10049 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10050 (vrp_evaluate_conditional): Split the cond argument.
10051 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10052 (simplify_stmt_for_jump_threading): Update call to
10053 vrp_evaluate_conditional.
10055 2008-04-24 Ira Rosen <irar@il.ibm.com>
10057 PR tree-optimization/35982
10058 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10059 interleaved data-refs are of the same type.
10061 2008-04-24 Danny Smith <dannysmith@users.net>
10063 * c-format.c (check_format_info_main): Use strncmp rather than a
10064 magic prefix to handle multichar length specs.
10065 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
10066 Don't prefix "I64" and "I32" with '\0'.
10068 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10071 * config/i386/i386.c (init_cumulative_args): Don't pass anything
10072 in registers for -m32 only if stdarg_p (fntype).
10074 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
10076 PR rtl-optimization/36006
10077 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
10078 temp to op0 in order to avoid invalid rtx sharing.
10080 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10082 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
10083 check TREE_INVARIANT.
10084 * tree-gimple.c (is_gimple_address): New.
10085 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
10086 * tree-gimple.h (is_gimple_address): New.
10087 * tree.h (decl_address_invariant_p): New.
10088 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
10089 (build_string): Likewise.
10090 (decl_address_invariant_p): New, from is_gimple_invariant_address.
10091 (tree_invariant_p_1): Likewise.
10092 (save_expr): Use it.
10093 (tree_invariant_p): New.
10094 (skip_simple_arithmetic): Use it.
10095 (stabilize_reference_1): Use it.
10096 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
10098 (build1_stat): Drop code to compute TREE_INVARIANT.
10099 (build2_stat): Drop code to compute TREE_INVARIANT.
10100 (build3_stat): Drop code to compute TREE_INVARIANT.
10101 (build4_stat): Drop code to compute TREE_INVARIANT.
10102 (build5_stat): Drop code to compute TREE_INVARIANT.
10103 (build7_stat): Drop code to compute TREE_INVARIANT.
10104 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
10105 * tree.h (struct tree_base): Remove invariant_flag.
10106 (TREE_INVARIANT): Remove.
10107 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
10108 (fold_builtin_expect): Check TREE_CONSTANT.
10109 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
10110 * c-tree.h (c_expr_to_decl): Drop third parameter.
10111 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
10112 (build_c_cast): Don't set TREE_INVARIANT.
10113 (pop_init_level): Don't set TREE_INVARIANT.
10114 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
10115 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
10117 (gimplify_init_constructor): Don't set TREE_INVARIANT.
10118 (gimplify_addr_expr): Adjust comment.
10119 * tree-mudflap.c (mf_build_string):
10120 * print-tree.c (print_node): Don't print TREE_INVARIANT.
10121 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
10122 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
10123 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
10124 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
10125 * langhooks.h (struct lang_hooks): Drop third parameter from
10128 2008-04-23 Richard Guenther <rguenther@suse.de>
10130 PR tree-optimization/27799
10131 PR tree-optimization/32921
10132 PR tree-optimization/32624
10133 * tree-ssa-structalias.c (merge_smts_into): Only merge the
10134 SMTs aliases and the tag itself into the solution.
10135 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
10136 merge the points-to solution back into the SMT aliases.
10137 (may_alias_p): Use alias_set_subset_of instead of
10138 aliases_conflict_p. A pointer which points to
10139 memory with alias set zero may access any variable.
10141 2008-04-23 Richard Guenther <rguenther@suse.de>
10143 * alias.c (alias_set_subset_of): Correctly handle asking
10144 if zero is a subset of an alias set with zero child.
10145 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
10146 (compute_flow_insensitive_aliasing): Correctly walk all
10147 pointers. Do not unnecessarily union sets.
10149 2008-04-23 Richard Guenther <rguenther@suse.de>
10151 PR middle-end/36021
10152 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
10154 2008-04-22 Tomas Bily <tbily@suse.cz>
10156 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
10158 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
10160 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10161 * tree-ssa-structalias.c (get_constraint_for): Likewise.
10162 * tree-inline.c (estimate_num_insns_1): Likewise.
10163 * varasm.c (const_hash_1, compare_constant, copy_constant)
10164 (compute_reloc_for_constant, output_addressed_constants): Likewise.
10165 * emit-rtl.c (component_ref_for_mem_expr)
10166 (set_mem_attributes_minus_bitpos): Likewise.
10167 * expr.c (highest_pow2_factor, expand_expr_real_1, )
10168 (is_aligning_offset): Likewise.
10169 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
10170 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10171 * dojump.c (do_jump): Likewise.
10172 * builtins.c (get_pointer_alignment, get_memory_rtx)
10173 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
10174 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
10176 2008-04-23 Jakub Jelinek <jakub@redhat.com>
10178 PR rtl-optimization/36017
10179 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
10180 expanding the library call.
10182 2008-04-22 Ian Lance Taylor <iant@google.com>
10184 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
10185 than size_in_bytes.
10187 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
10189 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
10190 of LR/CTR moves for Power6.
10192 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10194 PR middle-end/36003
10195 * passes.c (init_optimization_passes): Remove
10196 pass_fast_rtl_byte_dce.
10198 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
10201 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
10202 builtin functions to generate faster code.
10203 (_mm_cvtpu16_ps): Ditto.
10204 (_mm_cvtpi32x2_ps): Ditto.
10206 2008-04-22 Nick Clifton <nickc@redhat.com>
10208 * common.opt (ftree-loop-distribution): Add Optimization
10211 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
10212 (frv_expand_builtin_va_start): Likewise.
10214 * config/arm/arm.c (thumb_find_work_register): Fix location of
10215 argument register count.
10217 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10219 Support scheduling for ColdFire V1 and V3 microarchitecture.
10220 Improve scheduling of multiplication instructions.
10222 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
10223 (mac): New instruction attribute.
10224 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
10225 (m68k_sched_mac): New variable.
10226 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
10227 Handle cfv1 and cfv3.
10228 (max_insn_size): New static variable.
10229 (struct _sched_ib): New type.
10230 (sched_ib): New static variable.
10231 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
10232 to fields of 'struct _sched_ib sched_ib'. Update all uses.
10233 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
10235 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
10236 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
10237 new variables. Update.
10238 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10239 Add modeling of cfv3 instruction buffer. Update.
10240 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
10241 * config/m68k/m68k.h (TUNE_CFV3): New macro.
10242 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
10243 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
10244 a particular reservation applies to.
10245 (type2): Reorganize attribute values. Rename alu to alu_reg,
10246 alu_l to alu, move_l to omove. Join move to alu. Split mul
10247 to mul_l and mul_w.
10248 (cf_ib_*): Simplify description of instruction buffer.
10249 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
10250 (cf_mem): Split into cf_mem1 and cf_mem2.
10251 (cf_v2_move_??): Rename to cfv12_alu_??.
10252 (cf_v2_move_l_??): Rename to cfv12_omove_??.
10253 (cf_v2_mul_??): Remove reservations.
10254 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
10255 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
10256 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
10258 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
10259 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
10260 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
10261 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
10262 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
10263 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
10264 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
10265 expansions of the above reservations for instructions of sizes
10268 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10270 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
10272 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
10274 * coverage.c: Include tree-pass.h.
10275 (coverage_counter_alloc): Print da_file_name to the dump file.
10277 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10279 * sbitmap.c (sbitmap_range_empty_p): New function.
10280 * sbitmap.h (sbitmap_range_empty_p): New function.
10281 * bitmap.h: Now includes obstack.h.
10283 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
10284 Kenneth Zadeck <zadeck@naturalbridge.com>
10286 * dbgcnt.def (ra_byte_scan): Added.
10287 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
10288 when the last hit happens for a counter.
10289 * timevar.def (TV_DF_BYTE_LR): New variable.
10290 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
10291 * passes.c (pass_fast_rtl_byte_dce): New pass.
10292 * fwprop.c (update_df): Added mode to call df_ref_create.
10293 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10294 DF_REF_EXTRACT_OFFSET.
10295 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
10296 DF_BYTE_LR_OUT, df_byte_lr): New macro.
10298 (df_ref_extract): Added mode field.
10299 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
10300 DF_REF_EXTRACT_OFFSET.
10301 (DF_REF_EXTRACT_MODE): New macro.
10302 (df_byte_lr_bb_info): New structure.
10303 (df_print_byte_regset, df_compute_accessed_bytes,
10304 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
10305 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
10306 df_byte_lr_simulate_uses,
10307 df_byte_lr_simulate_artificial_refs_at_top,
10308 df_byte_lr_simulate_artificial_refs_at_end,
10309 df_compute_accessed_bytes): New function.
10310 (df_ref_create): Add parameter.
10311 (df_byte_lr_get_bb_info): New inline function.
10312 * df-scan.c (df_ref_record, df_uses_record,
10313 df_ref_create_structure): Added mode parameter.
10314 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
10315 df_defs_record, df_uses_record, df_get_conditional_uses,
10316 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
10317 df_entry_block_defs_collect, df_exit_block_uses_collect):
10318 Added mode parameter to calls to df_ref_record, df_uses_record,
10319 df_ref_create_structure.
10320 (df_ref_equal_p, df_ref_compare): Added test for modes.
10321 (df_ref_create_structure): Added code to set mode. Renamed
10322 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10323 DF_REF_EXTRACT_OFFSET.
10324 * df-core.c (df_print_byte_regset): New function.
10325 * df-byte-scan.c: New file.
10326 * df-problems.c (df_rd_transfer_function): Removed unnecessary
10327 calls to BITMAP_FREE.
10328 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
10329 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
10330 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
10331 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
10332 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
10333 df_byte_lr_local_compute, df_byte_lr_init,
10334 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
10335 df_byte_lr_transfer_function, df_byte_lr_free,
10336 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
10337 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
10338 df_byte_lr_simulate_uses,
10339 df_byte_lr_simulate_artificial_refs_at_top,
10340 df_byte_lr_simulate_artificial_refs_at_end): New function.
10341 * dce.c (byte_dce_process_block): New function.
10342 (dce_process_block): au is now passed in rather than computed
10343 locally. Changed loops that look at artificial defs to not look
10344 for conditional or partial ones, because there never are any.
10345 (fast_dce): Now is able to drive byte_dce_process_block or
10346 dce_process_block depending on the kind of dce being done.
10347 (rest_of_handle_fast_dce): Add parameter to fast_dce.
10348 (rest_of_handle_fast_byte_dce): New function.
10349 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
10350 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
10352 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
10355 * gcc.h: Added fortran options that take arguments to
10356 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
10359 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
10361 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
10362 scalarization if on the LHS and not a full access.
10364 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10366 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
10368 2008-04-18 Rafael Espindola <espindola@google.com>
10370 * tree-vrp.c (find_case_label_index): Fix the binary search.
10371 (find_case_label_range): New.
10372 (vrp_visit_switch_stmt): Use find_case_label_range.
10373 (simplify_switch_using_ranges): Use find_case_label_range.
10375 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
10377 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
10378 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
10380 2008-04-18 Tom Tromey <tromey@redhat.com>
10383 * doc/cpp.texi (Implementation-defined behavior): Mention
10386 2008-04-18 Ian Lance Taylor <iant@google.com>
10388 * fold-const.c (pointer_may_wrap_p): New static function.
10389 (fold_comparison): Add another test for pointer overflow. Use
10390 pointer_may_wrap_p to disable some false positives.
10392 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
10394 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
10395 (fname_as_string): Match updated cpp_interpret_string prototype.
10396 (fix_string_type): Support char16_t* and char32_t*.
10397 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
10398 derivative) nodes. Register as builtin if C++0x.
10399 (c_parse_error): Support CPP_CHAR{16,32}.
10400 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
10401 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
10402 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
10403 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
10404 CTI_CHAR32_ARRAY_TYPE>: New elements.
10405 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
10406 char32_type_node, signed_char32_type_node, char16_array_type_node,
10407 char32_array_type_node): New defines.
10408 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
10409 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
10410 (lex_string): Support CPP_STRING{16,32}, match updated
10411 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
10412 (lex_charconst): Support CPP_CHAR{16,32}.
10413 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
10414 and CPP_STRING{16,32}.
10416 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
10419 * aclocal.m4: Regenerate.
10420 * configure: Regenerate.
10422 2008-04-18 Jan Hubicka <jh@suse.cz>
10424 * except.c (dw2_size_of_call_site_table,
10425 sjlj_size_of_call_site_table): Use vector API for call_site_record.
10427 * cgraphbuild.c (build_cgraph_edges): Update.
10428 * tree-pass.h: Update comment.
10429 * final.c (leaf_function_p): Update.
10430 (leaf_renumber_regs): Update.
10431 (rest_of_clean_state): Update.
10432 * omp-low.c (expand_omp_parallel): Update.
10433 * ipa-reference.c (analyze_function): Update.
10434 * reorg.c (find_end_label): Update.
10435 (optimize_skip): Update.
10436 (fill_simple_delay_slots): Update.
10437 (fill_simple_delay_slots): Update.
10438 (make_return_insns): Update.
10439 (dbr_schedule): Update.
10440 * gimple-low.c (record_vars_into): Update.
10441 * cfgbuild.c (make_edges): Update.
10442 * function.c (assign_stack_local): Update.
10443 (assign_parm_adjust_stack_rtl): Update.
10444 (locate_and_pad_parm): Update.
10445 (allocate_struct_function): Do not initialize stack_alignment_needed
10446 and preferred_stack_boundary here.
10447 (stack_protect_prologue): Update.
10448 (stack_protect_epilogue): Update.
10449 (expand_function_start): Initialize stack_alignment_needed,
10450 preferred_stack_boundary and max_jumptable_ents.
10451 (expand_function_end): Update.
10452 (free_after_compilation): Do not NULLify epilogue_delay_list.
10453 * function.h (struct rtl_data): Add stack_protect_guard,
10454 stack_alignment_needed,
10455 preferred_stack_boundary, epilogue_delay_list.
10456 (struct function): Remove value_histograms, stack_alignment_needed,
10457 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
10459 unexpanded_var_list, stack_protect_guard.
10460 (current_function_epilogue_delay_list): Remove.
10461 * ipa-type-escape.c (analyze_function): Update.
10462 * gimplify.c (pop_gimplify_context): Update comment.
10463 * calls.c (expand_call): Update.
10464 (emit_library_call_value_1): Update.
10465 * except.c (set_nothrow_function_flags): Update.
10466 * cfgexpand.c (get_decl_align_unit): Update.
10467 (create_stack_guard): Update.
10468 (estimated_stack_frame_size): Update.
10469 (expand_used_vars): Update.
10470 (tree_expand_cfg): Free histogram earliers, init expansion variables.
10471 * explow.c (allocate_dynamic_stack_space): Update.
10472 * tree-ssa-live.c (remove_unused_locals): Update.
10473 * varasm.c (mark_constant_pool): Update.
10474 * tree-inline.c (remap_decls): Update.
10475 (initialize_cfun): Update.
10476 (declare_return_variable): Update.
10477 (inline_forbidden_p): Update.
10478 (expand_call_inline): Update.
10479 (declare_inline_vars): Update.
10480 (tree_function_versioning): Update.
10481 * tree-flow.h (value_histograms): New.
10482 (VALUE_HISTOGRAMS): New macro.
10483 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
10485 * tree-cfg.c (set_bb_for_stmt): Update.
10486 (replace_by_duplicate_decl): Update.
10487 (move_block_to_fn): Update.
10488 (new_label_mapper): Update.
10489 (dump_function_to_file): Update.
10490 * ipa-struct-reorg.c (build_data_structure): Update.
10491 * cfgrtl.c (print_rtl_with_bb): Update.
10492 * reload1.c (reload): Update.
10494 * config/i386/i386.c (setup_incoming_varargs_64,
10495 ix86_compute_frame_layout): Update.
10496 * config/arc/arc.c (arc_output_function_epilogue): Update.
10498 2008-04-18 Marius Strobl <marius@FreeBSD.org>
10500 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
10501 for FreeBSD as well.
10502 * gthr-posix95.h: Likewise.
10504 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
10506 PR rtl-optimization/35838
10507 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
10508 out the byte offset of the first subreg.
10510 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
10512 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
10513 to split_ti instead of three separate calls with single member arrays.
10514 (subti3 splitter): Ditto.
10515 (adddi3 splitter): Ditto with split_di.
10516 (subdi3 splitter): Ditto.
10517 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
10518 two separate calls with single member arrays. Swap match_dup
10519 operands 1 and 2 to better fit into the array.
10520 (negdi2 splitter): Ditto with split_di.
10521 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
10522 two separate calls with single member arrays. Swap match_dup operands
10523 6 and 7 to better fit into the array.
10525 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
10527 * config/i386/i386.c (sse_builtin_type): New.
10528 (bdesc_sse_args): Likewise.
10529 (bdesc_sse_3arg): Removed.
10530 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10531 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
10532 IX86_BUILTIN_ROUNDPS.
10533 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
10534 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
10535 IX86_BUILTIN_ROUNDPS.
10536 (ix86_expand_sse_4_operands_builtin): Removed.
10537 (ix86_expand_sse_operands_builtin): New.
10538 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
10539 and CODE_FOR_sse4_1_roundps.
10540 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10541 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
10543 2008-04-17 Alan Modra <amodra@bigpond.net.au>
10546 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
10547 regs before frame pop when needed. If use_backchain_to_restore_sp
10548 then load backchain into a temp reg to restore vr and vrsave. Add
10549 code to restore vr after frame pop if possible.
10551 2008-04-17 Richard Guenther <rguenther@suse.de>
10553 * tree-vn.c (expressions_equal_p): Do not check type
10554 equality or compatibility before calling operand_equal_p.
10555 * fold-const.c (operand_equal_p): Check equivalence of
10556 integer constants before bailing out due to signedness or
10557 precision differences.
10558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
10559 spurious differences in type qualification. Ignore types
10560 for COMPONENT_REFs at all.
10562 2008-04-17 Christian Bruel <christian.bruel@st.com>
10564 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
10565 msw_skip comparison.
10567 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10570 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10573 PR tree-optimization/35899
10574 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10575 rather than TREE_OPERAND.
10577 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10580 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10581 temporary registers. Change operand predicate to general_operand.
10582 (remainderxf3): Ditto.
10584 2008-04-16 Richard Guenther <rguenther@suse.de>
10586 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10587 * tree-affine.c (aff_combination_expand): Look through some
10590 2008-04-15 Doug Kwan <dougkwan@google.com>
10592 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10594 * tree-pretty-print.c (dump_generic_node): Ditto.
10595 * final.c (output_addr_const): Ditto.
10596 * dwarf2out.c (output_cfi): Ditto.
10597 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10598 * print-rtl.c (print_rtx): Ditto.
10599 * print-tree.c (print_node_brief, print_node): Ditto.
10600 * c-common.c (match_case_to_enum_1): Ditto.
10601 * sched-vis.c (print_value): Ditto.
10602 * config/i386/i386.c (print_operand): Cast to long unsigned int
10605 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10606 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10607 MS Windows VirtualProtect function.
10609 2008-04-15 Jan Hubicka <jh@suse.cz>
10611 * gengtype.c (write_root): Param_is argument is OK.
10612 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10613 * function.h: Include varray.h
10614 (rtl_eh): New stucture based on except.c one.
10615 (call_site_record): New forward declaration and vector type.
10616 * calls.c (emit_call_1): Do not call
10617 note_current_region_may_contain_throw.
10618 * except.c (eh_status): Remove cur_region, try_region since they are
10620 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10621 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10622 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10623 Remove call_site_data_used, call_site_data_size.
10624 Turn call_site_record into vector in function.h.
10625 (note_current_region_may_contain_throw): Remove.
10626 (get_exception_pointer, get_exception_filter): Do not take struct
10627 function argument; update.
10628 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
10629 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
10630 build_post_landing_pads, dw2_build_landing_pads,
10631 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10632 sjlj_emit_function_enter, sjlj_emit_function_enter,
10633 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10634 sjlj_build_landing_pads, finish_eh_generation,
10635 remove_exception_handler_label, remove_eh_handler,
10636 maybe_remove_eh_handler, add_reachable_handler,
10637 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10638 add_action_record, collect_one_action_chain, add_call_site,
10639 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10640 sjlj_output_call_site_table, output_function_exception_table,
10641 * except.h (note_current_region_may_contain_throw): Remove
10642 (get_exception_pointer, get_exception_filter): Do not take struct
10644 * Makefile.in (GTFILES): Put varargs before struct function.
10646 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10648 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10649 punt for STRING_CST.
10650 (get_constraint_for): Deal with STRING_CST here instead.
10652 2008-04-15 Richard Guenther <rguenther@suse.de>
10654 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10655 statements in a basic-block with a backward walk. Do not
10656 substitute into dead statements but instead remove those.
10658 2008-04-15 Richard Guenther <rguenther@suse.de>
10660 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10661 to zero, thus disable creation of SFTs.
10663 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10665 * tree-predcom.c (suitable_reference_p): Return false if the
10666 reference can throw.
10668 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10671 * c-decl.c (finish_decl): If extern or static var has variable
10672 size, set TREE_TYPE (decl) to error_mark_node.
10674 2008-04-15 Rafael Espindola <espindola@google.com>
10676 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10679 2008-04-15 Richard Guenther <rguenther@suse.de>
10681 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10682 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10683 (visit_reference_op_load): Do walk vuse-vdef chains on
10684 vn_reference_lookup.
10685 (visit_reference_op_store): But do not here.
10686 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10687 vn_reference_lookup.
10688 (vn_lookup_with_vuses): But do so here.
10690 2008-04-14 Ian Lance Taylor <iant@google.com>
10692 * fold-const.c (fold_overflow_warning): Remove assertion.
10694 2008-04-15 Ben Elliston <bje@au.ibm.com>
10696 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10697 temp1 local variables.
10699 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10702 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10703 ".text.unlikely" section as executable.
10705 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10707 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10708 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10709 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10710 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10711 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10712 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10713 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10715 2008-04-14 Ian Lance Taylor <iant@google.com>
10717 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10718 * fold-const.c (fold_comparison): If appropriate, test
10719 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10720 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10721 reassociating a pointer type.
10722 * doc/invoke.texi (Optimize Options): Document that
10723 -fstrict-overflow applies to pointer wraparound.
10725 2008-04-13 Jan Hubicka <jh@suse.cz>
10727 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10729 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10731 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10732 we are going to "save the world".
10734 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10736 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10737 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10738 operand 0 constraint, not "=".
10740 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10742 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10744 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10746 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10747 of size of positions_needed * CHAR_BIT.
10749 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10751 PR middle-end/35897
10752 * dse.c (store_info): Change positions_needed to unsigned
10754 (lowpart_bitmask): New.
10755 (record_store): Cast to unsigned HOST_WIDE_INT for
10756 positions_needed. Assert width <= size of positions_needed *
10757 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10758 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10759 lowpart_bitmask to set mask.
10761 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10763 * config/bfin/constraints.md: New file.
10764 * config/bfin/bfin.md: Include it.
10765 (adddi3): Use satisfies_constraint functions instead of the old macros.
10766 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10767 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10768 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10769 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10770 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10771 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10772 EXTRA_CONSTRAINT): Delete.
10773 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10774 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10776 * config/bfin/bfin.c: Include "tm-constrs.h".
10777 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10778 Use satisfies_constraint functions instead of the old macros.
10779 * doc/md.texi (Blackfin Constraints): Update file name reference.
10781 2008-04-11 Richard Guenther <rguenther@suse.de>
10783 PR tree-optimization/35869
10784 * tree-vrp.c (execute_vrp): Move switch statement update after
10785 jump threading. Schedule another cfg cleanup run.
10787 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10790 * attribs.c (decl_attributes): Return early on errorneous node.
10792 2008-04-10 Oleg Ryjkov <olegr@google.com>
10794 * tree.h (struct tree_base): Added a new flag default_def_flag.
10795 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10797 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10799 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10801 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10804 * pa.md: Define mode iterator P. Define mode attribute dwc.
10805 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10806 (icacheflush): Likewise.
10807 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10808 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10810 2008-04-11 Ben Elliston <bje@au.ibm.com>
10812 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10814 2008-04-10 Rafael Espindola <espindola@google.com>
10816 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10817 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10818 (extract_range_from_expr): The same.
10820 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10822 * config/mips/mips.md (GPR2): New mode iterator.
10823 (seq): Add comment.
10824 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10825 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10826 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10827 Rewrite these to take two modes, the mode of comparison and the
10828 mode of the destination.
10829 * config/mips/mips.c (mips_expand_scc): Instead of having
10830 paradoxical subreg as destination, expand "narrowing" scc if mode
10831 of comparison is SI and target is requested in DI mode.
10832 (mips_emit_int_order_test): Update comment. Make mode of
10833 comparison match CMP0 rather than TARGET. When creating inverse
10834 target use mode of TARGET.
10836 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10838 * gcov-dump.c (tag_summary): Only print summaries for the first
10839 GCOV_COUNTERS_SUMMABLE counters.
10841 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10843 * config/i386/i386.md (absneg): New code iterator.
10844 (absnegprefix): New code attribute.
10845 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10846 patterns using absneg code iterator.
10847 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10848 using absneg code iterator.
10849 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10850 *neg<mode>2 patterns using absneg code iterator.
10851 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10852 *negextendsfdf2 patterns using absneg code iterator.
10853 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10854 *negextendsfxf2 patterns using absneg code iterator.
10855 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10856 *negextendsfdf2 patterns using absneg code iterator.
10857 * config/i386/sse.md (<code><mode>2): Macroize expander from
10858 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10860 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10862 * config/s390/s390.h: Remove the remains of the recent search
10863 & replace action of current_function_outgoing_args_size.
10865 2008-04-10 Ira Rosen <irar@il.ibm.com>
10867 PR tree-optimization/35821
10868 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10869 NEW_STMT_LIST is not NULL.
10871 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10874 * toplev.c (process_options): Remove -ffunction-sections debugging
10877 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10879 PR middle-end/PR28690
10880 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10881 than gen_rtx_fmt_ee to perform more canonicalizations.
10883 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10886 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10888 2008-04-09 Richard Guenther <rguenther@suse.de>
10890 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10891 (dump_function_to_file): Dump function arguments with types.
10893 2008-04-08 Richard Guenther <rguenther@suse.de>
10895 * fold-const.c (fold_widened_comparison): Do not allow
10896 sign-changes that change the result.
10898 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10901 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10902 kinds of indirect references.
10904 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10906 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10907 GNU Fortran language string.
10909 2008-04-08 Rafael Espindola <espindola@google.com>
10911 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10912 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10913 * tree.h (tree_call_nonnegative_warnv_p): New.
10915 2008-04-08 Jan Hubicka <jh@suse.cz>
10917 * function.c (free_after_compilation): Clear out regno_reg_rtx
10920 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10923 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10925 PR middle-end/PR28690
10926 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10927 same precedence as REG_POINTER and MEM_POINTER operands.
10929 2008-04-08 Richard Guenther <rguenther@suse.de>
10931 PR middle-end/35834
10932 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10933 for adding index to base.
10935 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10937 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10938 (MINGW_ENABLE_EXECUTE_STACK): New.
10939 (IN_LIBGCC2): For libgcc include windows.h file for
10940 function declarations.
10942 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10944 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10945 and tem2 if tem1 is not a REG or MULT.
10947 2008-04-08 Jan Hubicka <jh@suse.cz>
10949 * function.h (incomming_args): Break out of struct function.
10950 (function_subsections): Break out of struct function.
10951 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10952 return_rtx and hard_reg_initial_vals from struct function.
10953 Kill inl_max_label_num.
10954 (current_function_pops_args, current_function_args_info,
10955 current_function_args_size, current_function_args_size,
10956 current_function_pretend_args_size,
10957 current_function_outgoing_args_size,
10958 current_function_internal_arg_pointer, current_function_return_rtx):
10959 Kill compatibility accestor macros.
10960 * builtins.c (expand_builtin_apply_args_1): Update.
10961 (expand_builtin_next_arg): Update.
10962 * df-scan.c (df_get_call_refs): Update.
10963 * dbxout.c (dbxout_function_end): Update.
10964 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10965 (output_line_info): Update.
10966 (secname_for_decl): Update.
10967 (dwarf2out_var_location): Update.
10968 * function.c (free_after_compilation): Update.
10969 (assign_parm_find_stack_rtl): Update.
10970 (assign_parms): Update.
10971 (expand_dummy_function_end): Update.
10972 (expand_function_end): Update.
10973 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10974 (expand_call): Update.
10975 (emit_library_call_value_1): Update.
10976 (store_one_arg): Update.
10977 * varasm.c (initialize_cold_section_name): Update.
10978 (unlikely_text_section): Update.
10979 (unlikely_text_section_p): Update.
10980 (assemble_start_function): Update.
10981 (assemble_end_function): Update.
10982 (default_section_type_flags): Update.
10983 (switch_to_section): Update.
10984 * integrate.c (set_decl_abstract_flags): Update.
10985 (get_hard_reg_initial_val): Update.
10986 (has_hard_reg_initial_val): Update.
10987 (allocate_initial_values): Update.
10988 * resource.c (init_resource_info): Update.
10989 * config/alpha/alpha.c (NUM_ARGS): Update.
10990 (direct_return): Update.
10991 (alpha_va_start): Update.
10992 (alpha_sa_size): Update.
10993 (alpha_initial_elimination_offset): Update.
10994 (alpha_expand_prologue): Update.
10995 (alpha_start_function): Update.
10996 (alpha_expand_epilogue): Update.
10997 (unicosmk_initial_elimination_offset):
10998 * config/alpha/alpha.md (call expander): Update.
10999 * config/s390/s390.c (s390_register_info): Update.
11000 (s390_register_info): Update.
11001 (s390_frame_info): Update.
11002 (s390_initial_elimination_offset): Update.
11003 (s390_build_builtin_va_list): Update.
11004 (s390_va_start): Update.
11005 * config/spu/spu.c (direct_return): Update.
11006 (spu_expand_prologue): Update.
11007 (spu_initial_elimination_offset): Update.
11008 (spu_build_builtin_va_list): Update.
11009 (spu_va_start): Update.
11010 * config/sparc/sparc.c (sparc_init_modes): Update.
11011 (sparc_compute_frame_size): Update.
11012 (function_value): Update.
11013 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11014 * config/i386/i386.md (return expander): Update.
11015 * config/i386/i386.c (ix86_va_start): Update.
11016 (ix86_can_use_return_insn_p): Update.
11017 (ix86_compute_frame_layout): Update.
11018 (ix86_expand_epilogue): Update.
11019 * config/sh/sh.c (output_stack_adjust): Update.
11020 (calc_live_regs): Update.
11021 (sh_expand_prologue): Update.
11022 (sh_builtin_saveregs): Update.
11023 (sh_va_start): Update.
11024 (initial_elimination_offset): Update.
11025 (sh_allocate_initial_value): Update.
11026 (sh_function_ok_for_sibcall): Update.
11027 (sh_get_pr_initial_val): Update.
11028 * config/sh/sh.md (return expander): Update.
11029 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11030 * config/crx/crx.c (crx_compute_frame): UPdate.
11031 (crx_initial_elimination_offset): UPdate.
11032 * config/xtensa/xtensa.c (compute_frame_size): Update
11033 (xtensa_builtin_saveregs): Update.
11034 (xtensa_va_start): Update.
11035 (order_regs_for_local_alloc): Update.
11036 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11037 (xstormy16_expand_builtin_va_start): Update.
11038 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11039 * config/m68hc11/m68hc11.md (return expanders): Update.
11040 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11041 (expand_epilogue): Update.
11042 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11043 (cris_simple_epilogue): Update.
11044 (cris_expand_prologue): Update.
11045 (cris_expand_epilogue): Update.
11046 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11047 (compute_frame_size): Update.
11048 * config/mt/mt.c (mt_compute_frame_size): Update.
11049 * config/mn10300/mn10300.c (expand_prologue): Update.
11050 (expand_epilogue): Update.
11051 (initial_offset): Update.
11052 (mn10300_builtin_saveregs):
11053 * config/mn10300/mn10300.md (return expander): Update.
11054 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11055 (ia64_initial_elimination_offset): Update.
11056 (ia64_initial_elimination_offset): Update.
11057 (ia64_expand_prologue): Update.
11058 * config/m68k/m68k.md (return expander): Update.
11059 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11060 (rs6000_stack_info): Update.
11061 * config/mcore/mcore.c (layout_mcore_frame): Update.
11062 (mcore_expand_prolog): Update.
11063 * config/arc/arc.c (arc_compute_frame_size): Update.
11064 * config/score/score3.c (score3_compute_frame_size): Update.
11065 * config/score/score7.c (score7_compute_frame_size): Update.
11066 * config/arm/arm.c (use_return_insn): Update.
11067 (thumb_find_work_register): Update.
11068 (arm_compute_save_reg_mask): Update.
11069 (arm_output_function_prologue): Update.
11070 (arm_output_epilogue): Update.
11071 (arm_size_return_regs): Update.
11072 (arm_get_frame_offsets): Update.
11073 (arm_expand_prologue): Update.
11074 (thumb_exit): Update.
11075 (thumb_unexpanded_epilogue): Update.
11076 (thumb1_output_function_prologue): Update.
11077 * config/pa/pa.md (return expander): Update.
11078 * config/pa/pa.c (compute_frame_size): Update.
11079 (hppa_builtin_saveregs): Update.
11080 * config/mips/mips.c (mips_va_start): Update.
11081 (mips16_build_function_stub): Update.
11082 (mips_compute_frame_info): Update.
11083 (mips_restore_gp): Update.
11084 (mips_output_function_prologue): Update.
11085 (mips_expand_prologue): Update.
11086 * config/v850/v850.c (compute_frame_size): Update.
11087 (expand_prologue): * config/mmix/mmix.c (along): update.
11088 (mmix_initial_elimination_offset): update.
11089 (mmix_reorg): update.
11090 (mmix_use_simple_return): update.
11091 (mmix_expand_prologue): update.
11092 (mmix_expand_epilogue): Update.
11093 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
11094 (emit_link_insn): Update.
11096 2008-04-08 Anatoly Sokolov <aesok@post.ru>
11098 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
11099 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
11101 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
11104 2008-04-07 Jan Hubicka <jh@suse.cz>
11106 * function.h (rtl): Rename to x_rtl.
11107 (crtl): New define.
11108 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11109 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11110 used_temp_slots avail_temp_slots, temp_slot_level,
11111 nonlocal_goto_handler_labels): Update accesstors.
11112 (rtl): New global variable.
11113 (struct function): Move some fileds to rtl_data.
11114 (get_arg_pointer_save_area): Update prototype.
11115 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11116 get_arg_pointer_save_area.
11117 * expr.c (init_expr): Update
11118 * function.c (get_frame_size): Update
11119 (assign_stack_local): Update
11120 (expand_function_end): Update.
11121 (get_art_pointer_save_area): Update
11123 * emit-rtl.c (rtl): Declare.
11124 (regno_reg_rtx): Declare.
11125 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11127 (gen_reg_rtx): Update.
11128 * varasm.c (n_deferred_constatns): Update accestor.
11129 (init_varasm_status): Do not allocate varasm_status.
11130 (force_const_mem, get_pool_size, output_constant_pool): Update.
11131 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11132 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11133 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
11134 * sparc/sparc.h (INIT_EXPANDERS): Update.
11135 * ia64/ia64.h (INIT_EXPANDERS): Update.
11137 2008-04-07 James E. Wilson <wilson@tuliptree.org>
11139 * reload.c (push_secondary_reload): Add missing break to for loop.
11141 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11143 PR middle-end/PR28690
11144 * rtlanal.c: Update copyright years.
11145 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
11146 as REG_POINTER and MEM_POINTER operands.
11147 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
11148 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
11149 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
11150 * gcse.c: Update copyright years.
11151 (pre_delete): Call gen_reg_rtx_and_attrs.
11152 (hoist_code): Likewise.
11153 (build_store_vectors): Likewise.
11154 (delete_store): Likewise.
11155 * loop-invariant.c (move_invariant_reg): Likewise.
11156 Update copyright years.
11158 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
11160 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
11161 control string instead of quoted.
11163 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11165 * doc/rtl.texi: Rewrite of subreg section.
11167 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
11170 * config/i386/i386.c (legitimize_pic_address): Add treating
11171 of dllimport SYM_REF's.
11172 (legitimize_dllimport_symbol): Add prototype.
11174 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11176 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
11177 reference in constructor with non self-referential type.
11179 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11181 Removal of Return with Depressed Stack Pointer support
11182 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
11183 (ECF_SP_DEPRESSED): Likewise.
11184 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
11185 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
11186 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11187 (expand_call): Do not test ECF_SP_DEPRESSED.
11188 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11189 * function.c (keep_stack_depressed): Delete.
11190 (handle_epilogue_set): Likewise.
11191 (update_epilogue_consts): Likewise.
11192 (emit_equiv_load): Likewise.
11193 (thread_prologue_and_epilogue_insns): Remove support for Return with
11194 Depressed Stack Pointer.
11195 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11197 2008-04-06 Richard Guenther <rguenther@suse.de>
11199 PR tree-optimization/35400
11200 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
11201 information from SSA_NAMEs.
11203 2008-04-06 Anatoly Sokolov <aesok@post.ru>
11205 * config/avr/avr.h (avr_mega_p): Remove declaration.
11206 (AVR_MEGA): Remove macro.
11207 * config/avr/avr.c (avr_mega_p): Remove variable.
11208 (avr_override_options): Remove inicializion of avr_mega_p.
11209 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11210 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11211 (avr_jump_mode): (Ditto.).
11212 (avr_output_progmem_section_asm_op): (Ditto.).
11213 (avr_asm_init_sections): (Ditto.).
11214 (avr_asm_init_sections): (Ditto.).
11215 (avr_rtx_costs): (Ditto.).
11216 * config/avr/avr.md: (Ditto.).
11217 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
11220 2008-04-06 Richard Guenther <rguenther@suse.de>
11222 PR tree-optimization/35842
11223 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
11224 is_gimple_invariant_address.
11226 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11228 * gcc.c (default_compilers): Sync Fortran extensions list with
11229 that in fortran/lang-specs.h.
11230 * doc/invoke.texi: Likewise.
11231 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
11232 * dwarf2out.c (gen_compile_unit_die): Likewise.
11234 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
11236 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
11238 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
11241 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
11242 attribute is used for nested functions.
11244 2008-04-05 Jan Hubicka <jh@suse.cz>
11246 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
11248 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
11250 (dump_files): Update.
11251 (enable_rtl_dump_file): Do not accept letter argument.
11252 * tree-pass.h (dump_file_info): Remove letter argument.
11253 * toplev.c (decode_d_option): Update -da handling.
11254 * toplev.h (enable_rtl_dump_file): Update prototype.
11255 * passes.c (register_one_dump_file): Do not accept IPA argument; work
11256 it out based on pass type.
11257 (register_dump_files_1): Likewise.
11258 (init_optimization_passes): Update register_one_dump_file calls.
11259 (execute_one_pass): Sanity check that IPA passes are called at IPA
11260 level and RTL passes at RTL level.
11261 (execute_pass_list): IPA pass can not be after or subpass of
11263 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
11264 disallov RTL subpasses of IPA subpasses.
11266 2008-04-05 Ben Elliston <bje@au.ibm.com>
11268 * tree-cfg.c (need_fake_edge_p): Return false for calls to
11269 builtins that return exactly once and do not throw. Cache call to
11272 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
11274 PR rtl-optimization/34916
11275 PR middle-end/35519
11276 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
11277 between instruction pairs.
11279 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
11281 * doc/invoke.texi: Document -mbitops for SH.
11282 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
11283 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
11284 * config/sh/sh.c (print_operand): Add %t operand code.
11285 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
11286 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
11287 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
11288 (extendqihi2): Likewise.
11289 (movqi_i): Likewise.
11290 (insv): Use bset, bclr and bst instructions for SH2A if possible.
11291 (extv): Use bld instruction for SH2A if possible.
11293 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
11294 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
11295 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
11296 (bset.b, bclr.b): Define peepholes.
11297 * config/sh/sh.opt (mbitops): New option.
11299 2008-04-04 Janis Johnson <janis187@us.ibm.com>
11302 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
11303 and view convert expression.
11305 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11308 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11310 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
11312 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
11314 * config/i386/cpuid.h (bit_AES): New.
11315 (bit_PCLMUL): Likewise.
11317 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
11318 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
11319 SSE2 if AES or PCLMUL is enabled.
11320 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
11321 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11322 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
11323 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
11324 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
11325 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
11326 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11327 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
11328 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
11329 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
11330 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
11331 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
11332 __builtin_ia32_aeskeygenassist128 and
11333 __builtin_ia32_pclmulqdq128.
11334 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
11335 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
11336 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
11338 * config/i386/i386.h (TARGET_AES): New.
11339 (TARGET_PCLMUL): Likewise.
11340 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
11342 * config/i386/i386.md (UNSPEC_AESENC): New.
11343 (UNSPEC_AESENCLAST): Likewise.
11344 (UNSPEC_AESDEC): Likewise.
11345 (UNSPEC_AESDECLAST): Likewise.
11346 (UNSPEC_AESIMC): Likewise.
11347 (UNSPEC_AESKEYGENASSIST): Likewise.
11348 (UNSPEC_PCLMUL): Likewise.
11350 * config/i386/i386.opt (maes): New.
11351 (mpclmul): Likewise.
11353 * config/i386/sse.md (aesenc): New pattern.
11354 (aesenclast): Likewise.
11355 (aesdec): Likewise.
11356 (aesdeclast): Likewise.
11357 (aesimc): Likewise.
11358 (aeskeygenassist): Likewise.
11359 (pclmulqdq): Likewise.
11361 * config/i386/wmmintrin.h: New.
11363 * doc/extend.texi: Document AES and PCLMUL built-in function.
11365 * doc/invoke.texi: Document -maes and -mpclmul.
11367 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
11369 * function.c (free_after_parsing): Replace with
11370 cxx_push_function_context from C++ front-end.
11371 (allocate_struct_function): Don't call langhook.
11372 * langhooks.h (struct lang_hooks_for_functions): Delete.
11373 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
11375 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
11376 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11377 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
11378 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
11379 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
11380 remove LANG_HOOKS_FUNCTION_INITIALIZER.
11381 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
11383 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
11384 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
11386 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11389 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
11392 2008-04-04 Richard Guenther <rguenther@suse.de>
11394 PR middle-end/35823
11395 * fold-const.c (optimize_minmax_comparison): Use the correct
11396 type for the constant in the simplified comparison.
11398 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
11400 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
11401 Pass L2 size as "--param l2-cache-size" to the compiler.
11402 (decode_l2_cache): New function to decode L2 cache parameters using
11403 0x8000006 extended cpuid function.
11404 (detect_caches_amd): Determine parameters of L2 cache using
11405 decode_l2_caches function.
11406 (decode_caches_intel): Decode L2 cache parameters.
11407 (detect_caches_intel): Determine L2 cache parameters using
11408 decode_caches_intel and decode_l2_caches functions.
11410 2008-04-03 Bob Wilson <bob.wilson@acm.org>
11412 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
11413 secondary input reload for subword loads from the constant pool.
11415 2008-04-03 Janis Johnson <janis187@us.ibm.com>
11418 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
11419 constants of the appropriate size for runtime calculations.
11422 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
11423 decimal-float literal constant zero.
11425 2008-04-03 Jakub Jelinek <jakub@redhat.com>
11428 * c-parser.c (c_parser_omp_atomic): Call
11429 default_function_array_conversion on the RHS.
11431 PR middle-end/35818
11432 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
11433 call is_variable_sized if decl has incomplete type.
11435 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
11437 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
11439 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
11441 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
11443 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
11444 (sgt<u>): Merge sgt and sgtu into new expander.
11445 (sgt, sgtu): Remove expanders.
11446 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
11447 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
11448 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
11449 *sgtu_<mode>_mips16 into new pattern.
11450 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
11451 (sge<u>): Merge sge and sgeu into new expander.
11452 (sge, sgeu): Remove expanders.
11453 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
11455 (*sge_<mode>, second *sge_<mode>): Remove patterns.
11456 (slt<u>): Merge slt and sltu into new expander.
11457 (slt, sltu): Remove expanders.
11458 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
11459 (*slt_<mode>, *sltu_<mode>): Remove patterns.
11460 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
11461 *sltu_<mode>_mips16 into new pattern.
11462 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
11463 (sle<u>): Merge sle and sleu into new expander.
11464 (sle, sleu): Remove expanders.
11465 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
11466 (*sle_<mode>, *sleu_<mode>): Remove patterns.
11467 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
11468 *sleu_<mode>_mips16 into new pattern.
11469 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
11471 2008-04-03 Jan Hubicka <jh@suse.cz>
11473 PR tree-optimization/35795
11474 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
11475 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11476 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11477 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11478 * score/score3.c (score3_output_mi_thunk): Likewise.
11479 * score/score7.c (score7_output_mi_thunk): Likewise.
11480 * mips/mips.c (mips_output_mi_thunk): Likewise.
11482 2008-04-03 Richard Guenther <rguenther@suse.de>
11484 * tree-vrp.c (extract_range_from_unary_expr): Handle all
11485 conversions. Simplify code.
11487 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
11489 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
11491 2008-04-03 Tom Tromey <tromey@redhat.com>
11492 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11494 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11495 * config/bfin/t-bfin-linux (generated_files): Add
11496 linux-sysroot-suffix.h.
11497 * doc/install.texi (Prerequisites): Require make 3.80.
11498 * doc/sourcebuild.texi (Front End Directory): Document new
11500 * Makefile.in (generated_files): New variable.
11501 (ALL_HOST_OBJS): New variable.
11502 ($(ALL_HOST_OBJS)): New target.
11504 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11506 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
11507 (remap_block): Call id->transform_lang_insert_block instead
11509 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
11510 Set id.transform_lang_insert_block to NULL.
11511 (clone_body): Move to cp/optimize.c
11512 * tree-inline.h (struct copy_body_data): Change
11513 transform_lang_insert_block to function pointer.
11514 (copy_generic_body, copy_decl_no_change): Export.
11515 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
11516 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
11517 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
11519 * c-tree.h (insert_block): Kill.
11520 * c-decl.c (insert_block): Kill.
11522 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11524 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11525 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11526 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
11528 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
11529 argument, call {push,pop}_function_context from here.
11530 * c-parser.c: Use c_{push,pop}_function_context.
11532 * function.c (push_function_context_to): Move meat ...
11533 (push_function_context): ... here. Simplify.
11534 * function.c (pop_function_context_from): Move meat ...
11535 (pop_function_context): ... here. Simplify.
11536 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
11538 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11539 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11540 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
11541 * tree.h (push_function_context_to, pop_function_context_from): Remove.
11543 2008-04-03 Ben Elliston <bje@au.ibm.com>
11545 * expmed.c (extract_force_align_mem_bit_field): Remove.
11547 2008-04-03 Richard Guenther <rguenther@suse.de>
11549 PR middle-end/35800
11550 * expr.h (try_casesi): Adjust prototype.
11551 * expr.c (try_casesi): Take fallback label as extra parameter.
11552 Use that for gen_casesi if default_label is NULL.
11553 * stmt.c (expand_case): Pass fallback label to try_casesi,
11554 make sure to fill gaps with a fallback label if default_label
11557 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
11560 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
11562 2008-04-03 Ben Elliston <bje@au.ibm.com>
11564 * expmed.c (extract_split_bit_field): Remove if (0) code.
11565 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
11566 (do_ds_constraint): Likewise.
11568 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11570 * doc/cppopts.texi (-dU): Document.
11571 * c-common.h (flag_dump_macros): Update comment.
11572 * c-opts.c (handle_OPT_d): Handle -dU.
11573 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11574 dump_queued_macros, cb_used_define, cb_used_undef): New.
11575 (init_pp_output): Handle -dU.
11576 (cb_line_change): Call dump_queued_macros.
11577 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11579 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11581 * config/avr/predicates.md (io_address_operand): New predicate.
11582 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11583 * config/avr/avr.c (avr_io_address_p): Remove function.
11584 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11585 'avr_io_address_p' function.
11586 (out_movhi_r_mr): (Ditto.).
11587 (out_movqi_mr_r): (Ditto.).
11588 (out_movhi_mr_r): (Ditto.).
11589 (avr_address_cost): (Ditto.).
11591 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11593 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11594 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11595 in 32bit mode when XMM registers are available to avoid store
11597 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11598 corresponding post-reload splitters.
11600 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11602 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11603 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11604 __builtin_ia32_roundss.
11605 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11606 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11607 __builtin_ia32_roundss.
11608 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11609 IX86_BUILTIN_SHUFPD here.
11611 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11613 * config/i386/i386.md (plogic): New.
11614 (plogicprefix): Likewise.
11616 * config/i386/mmx.md (mmx_<code><mode>3): New.
11617 (mmx_and<mode>3): Removed.
11618 (mmx_ior<mode>3): Likewise.
11619 (mmx_xor<mode>3): Likewise.
11621 * config/i386/sse.md (<code><mode>3): New.
11622 (*<code><mode>3): Likewise.
11623 (*<code><mode>3): Likewise.
11624 (<code><mode>3): Likewise.
11625 (*sse_<code><mode>3): Likewise.
11626 (*sse2_<code><mode>3): Likewise.
11627 (<code>tf3): Likewise.
11628 (*<code>tf3): Likewise.
11629 (and<mode>3): Likewise.
11630 (*and<mode>3): Likewise.
11631 (ior<mode>3): Removed.
11632 (*ior<mode>3): Likewise.
11633 (xor<mode>3): Likewise.
11634 (*xor<mode>3): Likewise.
11635 (*and<mode>3): Likewise.
11636 (*ior<mode>3): Likewise.
11637 (*xor<mode>3): Likewise.
11638 (and<mode>3): Likewise.
11639 (*sse_and<mode>3): Likewise.
11640 (*sse2_and<mode>3): Likewise.
11641 (andtf3): Likewise.
11642 (*andtf3): Likewise.
11643 (ior<mode>3): Likewise.
11644 (*sse_ior<mode>3): Likewise.
11645 (*sse2_ior<mode>3): Likewise.
11646 (iortf3): Likewise.
11647 (*iortf3): Likewise.
11648 (xor<mode>3): Likewise.
11649 (*sse_xor<mode>3): Likewise.
11650 (*sse2_xor<mode>3): Likewise.
11651 (xortf3): Likewise.
11652 (*xortf3): Likewise.
11654 2008-04-02 Richard Guenther <rguenther@suse.de>
11656 PR tree-optimization/14495
11657 PR tree-optimization/34793
11658 * tree-vrp.c (struct switch_update): New structure.
11659 (to_remove_edges, to_update_switch_stmts): New VECs.
11660 (simplify_switch_using_ranges): New function. Remove not taken
11661 case labels and edges.
11662 (simplify_stmt_using_ranges): Call it.
11663 (identify_jump_threads): Mark edges we have queued for removal
11664 so we don't thread them.
11665 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11667 * tree-cfg.c (group_case_labels): Deal with missing default label.
11668 (tree_verify_flow_info): Allow missing default label.
11669 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11670 (emit_case_nodes): Likewise.
11671 (expand_case): Do not rely on the default label to be present.
11672 * expr.c (try_casesi): Deal with NULL default_label.
11673 (do_tablejump): Likewise.
11675 2008-04-02 Richard Guenther <rguenther@suse.de>
11677 PR tree-optimization/14495
11678 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11679 SWITCH_EXPR here ...
11680 (vrp_visit_switch_stmt): ... but here (new function).
11681 (find_case_label_index): New helper function.
11682 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11684 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11686 * fwprop.c: Fix ISO-C99ism.
11688 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11691 * Makefile.in (objdir): Set it here.
11692 * configure.ac: Not here. Find dynamic linker characteristics.
11693 * exec-tool.in: Use them.
11694 * aclocal.m4: Regenerate.
11695 * configure: Regenerate.
11697 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11699 * expr.c (expand_var): Delete it.
11700 * expr.h (expand_var): Delete prototype.
11701 * function.c (expand_function_start): Use expand_decl instead.
11702 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11705 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11707 PR rtl-optimization/35542
11708 * fwprop.c (forward_propagate_and_simplify): Replace
11709 loc_reg_mentioned_in_p with reg_mentioned_p.
11711 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11713 PR rtl-optimization/35281
11714 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11715 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11716 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11717 (varying_mem_p): Move above propagate_rtx.
11718 (all_uses_available_at): Do not check MEMs.
11720 2008-04-02 Rafael Espindola <espindola@google.com>
11722 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11723 (register_edge_assert_for_2): Split the cond argument.
11724 (register_edge_assert_for_1): Adjust for the change in
11725 register_edge_assert_for_2.
11726 (register_edge_assert_for): Split the cond argument.
11727 (find_switch_asserts): Adjust for the change in
11728 register_edge_assert_for.
11730 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11732 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11733 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11734 offsets for 64-bit mingw.
11735 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11736 abi for x86_64-pc-mingw.
11738 2008-04-02 Richard Guenther <rguenther@suse.de>
11740 * tree-vrp.c (extract_range_from_assert): Make sure to not
11741 produce range min/max with TREE_OVERFOW set.
11742 If merging a anti-range and a range keep the anti-range if
11743 the range covers all values of the type.
11744 (register_edge_assert_for_2): Only allow sign-changing
11745 conversions in detecting canonical range checks. Also
11746 register an assert for the unsigned name if useful.
11748 PR tree-optimization/35787
11749 * tree-vrp.c (vrp_val_max): New function.
11750 (vrp_val_min): Likewise.
11751 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11752 (vrp_val_is_min): Likewise.
11753 (supports_overflow_infinity): Use vrp_val_{min,max}.
11754 (negative_overflow_infinity): Likewise.
11755 (positive_overflow_infinity): Likewise.
11756 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11757 (is_positive_overflow_infinity): Likewise.
11758 (is_overflow_infinity): Likewise.
11759 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11760 vrp_val_is_{min,max}.
11761 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11762 to ranges if possible. Avoid empty ranges.
11764 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11766 PR middle-end/35705
11767 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11768 the expression is a function address.
11770 2008-04-01 George Helffrich <george@gcc.gnu.org>
11772 PR fortran/35154, fortran/23057
11773 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11774 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11775 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11776 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11778 (dbxout_syms): Check for COMMON-based symbol and wrap in
11779 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11780 in bracket for efficiency.
11782 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11783 using DW_TAG_common_block + member offset.
11784 (add_pubname_string): New function.
11785 (dw_expand_expr): New function to find block name and offset for
11787 (common_check): New function to check whether symbol in Fortran COMMON.
11788 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11790 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11793 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11795 2008-04-02 Ben Elliston <bje@au.ibm.com>
11797 * config/v850/v850.md (casesi): Remove if (0) code.
11798 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11799 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11801 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11803 * config/i386/i386.md (rex64suffix): New mode attribute.
11804 (floathi<mode>2): Disable expander for SSE math.
11805 (*floathi<mode>2_1): New insn insn_and_split pattern.
11806 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11807 corresponding post-reload splitters.
11808 (*floathi<mode>2_i387): New macroized insn pattern.
11809 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11810 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11811 insn_and_split pattern.
11812 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11813 New macroized instruction patterns and corresponding post-reload
11815 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11816 and corresponding post-reload splitters.
11817 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11818 New macroized instruction patterns.
11819 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11820 macroized instruction patterns and corresponding post-reload splitters.
11821 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11822 corresponding post-reload splitters.
11823 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11824 New macroized instruction patterns.
11825 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11826 corresponding post-reload splitters.
11827 (*floatsi<mode>2_i387): New macroized instruction patterns.
11829 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11831 * config/i386/i386.md (smaxmin): New.
11832 (umaxmin): Likewise.
11833 (maxminiprefix): Likewise.
11834 (maxminfprefix): Likewise.
11835 (<code><mode>3): Likewise.
11836 (smin<mode>3): Removed.
11837 (smax<mode>3): Likewise.
11839 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11840 (mmx_<code>v4hi3): Likewise.
11841 (mmx_<code>v8qi3): Likewise.
11842 (mmx_smaxv2sf3): Removed.
11843 (mmx_sminv2sf3): Likewise.
11844 (mmx_umaxv8qi3): Likewise.
11845 (mmx_smaxv4hi3): Likewise.
11846 (mmx_uminv8qi3): Likewise.
11847 (mmx_sminv4hi3): Likewise.
11849 * config/i386/sse.md (<addsub><mode>3): New.
11850 (*<addsub><mode>3): Likewise.
11851 (<sse>_vm<addsub><mode>3): Likewise.
11852 (<maxmin><mode>3): Likewise.
11853 (*<maxmin><mode>3_finite): Likewise.
11854 (*<maxmin><mode>3): Likewise.
11855 (<sse>_vm<maxmin><mode>3): Likewise.
11856 (sse3_h<addsub>v4sf3): Likewise.
11857 (sse3_h<addsub>v2df3): Likewise.
11858 (<maxmin>v16qi3): Likewise.
11859 (*<maxmin>v16qi3): Likewise.
11860 (<maxmin>v8hi3): Likewise.
11861 (*<maxmin>v8hi3): Likewise.
11862 (*sse4_1_<maxmin><mode>3): Likewise.
11863 (*sse4_1_<maxmin><mode>3): Likewise.
11864 (add<mode>3): Removed.
11865 (*add<mode>3): Likewise.
11866 (<sse>_vmadd<mode>3): Likewise.
11867 (sub<mode>3): Likewise.
11868 (*sub<mode>3): Likewise.
11869 (<sse>_vmsub<mode>3): Likewise.
11870 (smin<mode>3): Likewise.
11871 (*smin<mode>3_finite): Likewise.
11872 (*smin<mode>3): Likewise.
11873 (<sse>_vmsmin<mode>3): Likewise.
11874 (smax<mode>3): Likewise.
11875 (*smax<mode>3_finite): Likewise.
11876 (*smax<mode>3): Likewise.
11877 (<sse>_vmsmax<mode>3): Likewise.
11878 (sse3_haddv4sf3): Likewise.
11879 (sse3_haddv2df3): Likewise.
11880 (sse3_hsubv4sf3): Likewise.
11881 (sse3_hsubv2df3): Likewise.
11882 (umaxv16qi3): Likewise.
11883 (*umaxv16qi3): Likewise.
11884 (smaxv8hi3): Likewise.
11885 (*smaxv8hi3): Likewise.
11886 (*sse4_1_smax<mode>3): Likewise.
11887 (*sse4_1_umax<mode>3): Likewise.
11888 (uminv16qi3): Likewise.
11889 (*uminv16qi3): Likewise.
11890 (sminv8hi3): Likewise.
11891 (*sminv8hi3): Likewise.
11892 (*sse4_1_smin<mode>3): Likewise.
11893 (*sse4_1_umin<mode>3): Likewise.
11895 2008-04-01 Rafael Espindola <espindola@google.com>
11897 * tree-cfg.c (verify_expr): remove in_phi.
11898 (verify_stmt): Don't call walk_tree with verify_expr. Use
11899 is_gimple_min_invariant instead of is_gimple_val.
11901 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11903 * doc/include/gpl_v3.texi: Update for manpage generation.
11904 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11906 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11907 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11908 gpl_v3.texi instead of gpl.texi.
11911 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11914 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11916 2008-04-01 Rafael Espindola <espindola@google.com>
11918 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11919 (extract_code_and_val_from_cond): Use
11920 extract_code_and_val_from_cond_with_ops.
11922 2008-04-01 Jan Hubicka <jh@suse.cz>
11924 * function.c (free_after_compilation): Free epilogue_delay_list.
11925 (prepare_function_start): Assert that previous compilation was freed.
11927 2008-04-01 Jan Hubicka <jh@suse.cz>
11928 Jim Wilson <wilson@tuliptree.org>
11929 Andreas Tobler <andreast@gcc.gnu.org>
11931 PR middle-end/35781
11932 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11933 rtl.emit instead cfun->emit.
11934 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11935 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11937 2008-04-01 Ben Elliston <bje@au.ibm.com>
11939 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11941 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11943 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11945 (fprofile-use): Add var flag_profile_use
11946 * coverage.c (coverage_begin_output): Do not open a gcno file for
11947 output only if -ftest-coverage is set.
11948 Do not add getpwd() to gcda file path.
11949 (build_gcov_info): Check the new flag
11950 flag_profile_datafile_relative_path.
11951 (coverage_init): Use profile_data_prefix.
11952 Read profile counter only if flag_profile_use is set.
11953 * opts.c (common_handle_option): New option fprofile-use=,
11954 fprofile-dir=, fprofile-generate=.
11955 * toplev.c (profile_data_prefix): New variable definition.
11956 * toplev.h (profile_data_prefix): New declaration.
11957 * doc/invoke.tex (Option Summary, Optimization Options):
11960 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11962 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11963 use tmp consistently.
11966 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11967 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11968 UNSPEC_FR_RECIP_APPROX_RES.
11969 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11971 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11974 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11976 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11978 PR middle-end/30186
11979 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11980 element of the vector via a pointer.
11982 2008-03-31 Ian Lance Taylor <iant@google.com>
11984 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11986 2008-03-31 Jan Hubicka <jh@suse.cz>
11988 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11989 get_arg_pointer_save_area.
11990 * expr.c (init_expr): Just clear out rtl.expr.
11991 * function.c (free_after_compilation): Clear out whole RTL structure.
11992 (get_func_frame_size): Merge into ...
11993 (get_frame_size): ... this one.
11994 (assign_stack_local_1): Merge into ...
11995 (assign_stack_local): ... this one.
11996 (expand_function_end): Update call of get_arg_pointer_save_area.
11997 (get_art_pointer_save_area): Remove cfun argument.
11998 * function.h (emit_status): regno_pointer_align does not need length
11999 attribute. Move x_regno_reg_rtx to ...
12000 (regno_reg_rtx): ... new global array.
12001 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12002 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12003 apply_args_value, forced_labels, stack_pointer_delta):
12005 (struct varasm_status): Move here from varasm.c
12006 (struct rtl_data): New. Move here some fields from struct function.
12007 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12008 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12009 used_temp_slots avail_temp_slots, temp_slot_level,
12010 nonlocal_goto_handler_labels): Update accesstors.
12011 (rtl): New global variable.
12012 (struct function): Move some fileds to rtl_data.
12013 (get_arg_pointer_save_area): Update prototype.
12014 * emit-rtl.c (rtl): Declare.
12015 (regno_reg_rtx): Declare.
12016 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12018 (gen_reg_rtx): Update.
12019 (init_virtual_regs): Do not tate emit_status argument.
12020 (init_emit): Do not allocate emit.
12021 * varasm.c (varasm_statuc): Move to function.h.
12022 (n_deferred_constatns): Update accestor.
12023 (init_varasm_status): Do not allocate varasm_status.
12024 (force_const_mem, get_pool_size, output_constant_pool): Update.
12025 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12026 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12028 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12030 PR rtl-optimization/35729
12031 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12034 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12037 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12038 load/store if memory is unaligned.
12039 (*movti_rex64): Likewise.
12041 * config/i386/predicates.md (misaligned_operand): New.
12043 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12046 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12049 2008-03-31 Jan Beulich <jbeulich@novell.com>
12051 * config/ia64/constraints.md: Add 'j' constraint.
12052 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12053 (movdi_internal): Likewise.
12055 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12058 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12060 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
12063 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
12064 proper error message for the third argument on blendpd and
12067 * config/i386/sse.md (blendbits): New.
12068 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
12070 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
12072 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
12074 2008-03-30 Richard Guenther <rguenther@suse.de>
12076 PR middle-end/31023
12077 * fold-const.c (fold_sign_changed_comparison): Do leave
12078 conversions to base-types alone.
12080 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12082 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
12083 the link register if one altivec register is be saved.
12085 2008-03-30 Ben Elliston <bje@au.ibm.com>
12087 * final.c (final_scan_insn): Remove if (0) code.
12089 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
12091 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
12093 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
12095 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
12096 of V4SFmode to ix86_binary_operator_ok.
12098 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
12100 * config/i386/i386.c (override_options): Initialize
12101 ix86_veclib_handler to ix86_veclibabi_svml when
12102 -mveclibabi=svml is used.
12103 (ix86_veclibabi_svml): New function for SVML ABI style
12104 vectorization support.
12105 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
12107 2008-03-28 Rafael Espindola <espindola@google.com>
12109 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
12110 (tree_binary_nonnegative_warnv_p): Make it public.
12111 (tree_single_nonnegative_warnv_p): Make it public.
12112 (tree_invalid_nonnegative_warnv_p): Make it public.
12113 (tree_unary_nonzero_warnv_p): Make it public.
12114 (tree_binary_nonzero_warnv_p): Make it public
12115 (tree_single_nonzero_warnv_p): Make it public.
12116 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
12117 (extract_range_from_binary_expr): Split the expr argument.
12118 (extract_range_from_unary_expr): Split the expr argument.
12119 (extract_range_from_comparison): Split the expr argument.
12120 (extract_range_from_expr): Use the new aux functions.
12121 (vrp_evaluate_conditional_warnv): Use
12122 vrp_evaluate_conditional_warnv_with_ops.
12123 * tree.h (tree_unary_nonzero_warnv_p): Declare.
12124 (tree_binary_nonzero_warnv_p): Declare.
12125 (tree_single_nonzero_warnv_p): Declare.
12126 (tree_expr_nonzero_warnv_p): Declare.
12127 (tree_unary_nonnegative_warnv_p): Declare.
12128 (tree_binary_nonnegative_warnv_p): Declare.
12129 (tree_single_nonnegative_warnv_p): Declare.
12130 (tree_invalid_nonnegative_warnv_p): Declare.
12132 2008-03-28 Richard Guenther <rguenther@suse.de>
12134 PR tree-optimization/30317
12135 PR tree-optimization/30911
12136 PR tree-optimization/34793
12137 * tree-vrp.c (set_and_canonicalize_value_range): New function.
12138 (struct assert_locus_d): New member EXPR.
12139 (register_new_assert_for): Add EXPR parameter to support
12140 ASSERT_EXPR <name, expr OP limit>.
12141 (register_edge_assert_for_1): Adjust callers.
12142 (find_assert_locations): Likewise.
12143 (process_assert_insertions_for): Build condition from expression.
12144 (extract_range_from_assert): Handle ASSERT_EXPRs
12145 of the form ASSERT_EXPR <name, expr OP limit>.
12146 (register_edge_assert_for_2): New helper registering
12147 asserts for comparisons. Recognize range tests of the form
12148 (unsigned)i - CST1 OP CST2.
12149 (register_edge_assert_for_1): Use it.
12150 (register_edge_assert_for): Likewise.
12151 (needs_overflow_infinity): Integer sub-types
12152 do not need overflow infinities.
12153 (vrp_val_is_max): The extreme values of integer sub-types
12154 are those of the base type.
12155 (vrp_val_is_min): Likewise.
12156 * tree.def (ASSERT_EXPR): Document extra allowed conditional
12159 2008-03-28 Nick Clifton <nickc@redhat.com>
12162 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
12163 Return GENERAL_REGS for stack adjustment reloads.
12165 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12168 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
12169 const_vector when all the vectors are constant.
12171 2008-03-27 Bob Wilson <bob.wilson@acm.org>
12173 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
12175 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
12176 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
12178 (s<code>_sf): Use new scc_sf attribute for opcode names.
12180 2008-03-27 Tom Tromey <tromey@redhat.com>
12182 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
12183 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
12184 config/spu/t-spu-elf, config/i386/t-interix,
12185 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
12186 config/i386/x-darwin, config/i386/x-mingw32,
12187 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
12188 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
12189 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
12190 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
12191 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
12192 config/rs6000/x-darwin, config/rs6000/t-rs6000,
12193 config/score/t-score-elf, config/arm/t-strongarm-pe,
12194 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
12195 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
12196 Revert automatic dependency patch.
12198 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
12201 * config/i386/i386.c (ix86_function_arg_boundary): Align
12202 decimal floating point to its natural boundary.
12204 2008-03-27 Richard Guenther <rguenther@suse.de>
12206 PR middle-end/35716
12207 * fold-const.c (fold_comparison): Restrict distinct decl
12208 comparison folding to VAR_DECLs and PARM_DECLs. Do not
12209 solely rely on operand_equal_p.
12211 2008-03-27 Richard Guenther <rguenther@suse.de>
12214 * c-common.c (handle_weak_attribute): Reject combination of
12217 2008-03-27 Richard Guenther <rguenther@suse.de>
12219 PR tree-optimization/32810
12220 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
12221 conversions from DECL_INITIAL.
12222 (fold_const_aggregate_ref): Likewise from constructor elements.
12224 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
12226 * tree-affine.h (aff_combination_expand): Declare.
12227 (get_inner_reference_aff): Likewise.
12228 * tree-affine.c (aff_combination_expand): Split out from
12229 tree_to_aff_combination_expand.
12230 (get_inner_reference_aff): New function.
12231 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
12232 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
12233 (struct lim_aux_data): sm_done field removed.
12234 (mem_ref_loc_p, mem_ref_locs_p): New types.
12235 (struct mem_ref): Added id, stored, accesses_in_loop,
12236 indep_loop, dep_loop, indep_ref, dep_ref fields.
12237 Removed is_stored, locs and next fields.
12238 (memory_accesses): New variable.
12239 (movement_possibility): Do not allow moving statements
12240 that store to memory.
12241 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
12243 (determine_max_movement): For statements with memory references,
12244 find the outermost loop in that the reference is independent.
12245 (move_computations_stmt): Mark the virtual operands for renaming.
12246 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
12247 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
12248 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
12249 add_vop_ref_mapping, create_vop_ref_mapping_loop,
12250 create_vop_ref_mapping, analyze_memory_references,
12251 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
12252 get_all_locs_in_loop, ref_always_accessed_p,
12253 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
12254 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
12255 store_motion_loop, store_motion): New functions.
12256 (struct vop_to_refs_elt): New type.
12257 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
12258 memref_hash, memref_eq, hoist_memory_references): Rewritten.
12259 (schedule_sm): Replaced by...
12260 (execute_sm): ... this.
12261 (determine_lsm_ref, hoist_memory_references,
12262 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
12263 find_more_ref_vops, free_mem_ref, free_mem_refs,
12264 determine_lsm_loop, determine_lsm): Removed.
12265 (tree_ssa_lim_finalize): Free data structures used by store motion.
12266 (tree_ssa_lim): Call analyze_memory_references. Use
12267 store_motion instead of determine_lsm.
12269 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12271 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
12272 rename tmake_file to m68hc11/t-m68hc11.
12273 (mcore): Set inhibit_libc to true.
12274 * config.host (alpha*-dec-*vms*): Set extra_programs.
12275 (interix3*): Don't use host_xmake_file.
12276 * configure.ac: Let config.gcc override inhibit_libc.
12277 * configure: Regenerate.
12279 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
12280 * config/t-openbsd-thread: Remove commented out lines.
12282 * config/x-interix: Remove.
12284 * config/m68hc11/t-m68hc11-gas: Rename to...
12285 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
12287 * config/mcore/t-mcore: Remove T_CFLAGS.
12288 * config/mcore/t-mcore-pe: Likewise.
12290 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12292 * configure.ac: Replace custom __GNU_SOURCE test with
12293 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
12294 * aclocal.m4: Regenerate.
12295 * configure: Regenerate.
12296 * config.in: Regenerate.
12298 2008-03-27 Richard Guenther <rguenther@suse.de>
12300 * fold-const.c (target.h): Include.
12301 (fold_comparison): Fold comparison of addresses of decls
12302 that bind locally or of constants. Consolidate address folding code.
12303 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
12304 results from fold_binary_to_constant.
12305 (compare_values_warnv): Likewise.
12307 2008-03-27 Andrew Pinski <pinskia@gmail.com>
12309 PR middle-end/35429
12310 * fold-const.c (fold_truthop): Check for integeral types when folding
12311 a == 0 && b == 0 and a != 0 || b != 0 .
12313 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
12315 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
12317 2008-03-26 Andreas Schwab <schwab@suse.de>
12319 * doc/invoke.texi: Fix use of @item vs. @itemx.
12321 2008-03-26 Tom Tromey <tromey@redhat.com>
12323 * Makefile.in (build/gensupport.o, build/print-rtl.o,
12324 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
12325 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
12326 build/gencodes.o, build/genconditions.o, build/genconfig.o,
12327 build/genconstants.o, build/genemit.o, build/genextract.o,
12328 build/genflags.o, build/genmddeps.o, build/genopinit.o,
12329 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
12332 2008-03-26 Richard Guenther <rguenther@suse.de>
12335 2008-03-26 Richard Guenther <rguenther@suse.de>
12337 * fold-const.c (target.h): Include.
12338 (fold_comparison): Fold comparison of addresses of two decls
12339 that bind locally. Consolidate address folding code.
12341 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12343 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
12344 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
12345 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
12346 dconstsqrt2, dconstthird, dconste and/or dconst10.
12347 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
12348 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
12349 dconstsqrt2, dconste): Delete.
12350 (init_emit_once): Likewise. Simplify initializing dconstm1.
12352 * real.c (get_real_const): New.
12353 * real.h (dconst3, dconst10, dconstm2, dconstthird,
12354 dconstsqrt2, dconste): Delete.
12355 (real_value_const, get_real_const): New.
12357 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
12359 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
12361 * config/i386/i386.c (ix86_function_arg_boundary): Check
12362 BIGGEST_ALIGNMENT instead of 128.
12363 (setup_incoming_varargs_64): Likewise.
12365 2008-03-26 Tom Tromey <tromey@redhat.com>
12367 * Makefile.in (DEPFILES): Add missing '/'.
12369 2008-03-26 Richard Guenther <rguenther@suse.de>
12371 * fold-const.c (target.h): Include.
12372 (fold_comparison): Fold comparison of addresses of two decls
12373 that bind locally. Consolidate address folding code.
12375 2008-03-26 Nick Clifton <nickc@redhat.com>
12378 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
12379 not allow INT+INT as a legitimate addressing mode.
12381 2008-03-26 Richard Guenther <rguenther@suse.de>
12383 * tree-flow.h (widen_bitfield): Remove declaration.
12384 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
12385 (widen_bitfield): Remove function.
12386 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
12389 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12392 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
12395 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
12397 PR rtl-optimization/35232
12398 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
12399 (forget_old_reloads_1, forget_marked_reloads): Don't clear
12400 reg_reloaded_call_part_clobbered here.
12401 (reload_regs_reach_end_p): New function.
12402 (reload_reg_rtx_for_input): New variable.
12403 (reload_reg_rtx_for_output): Likewise.
12404 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
12405 when reassigning a pseudo register. Load reloadreg from
12406 reload_reg_rtx_for_input, moving the mode and register
12408 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
12409 instead of the original when deciding whether an input reload
12410 would be a no-op or whether an output reload can be deleted.
12411 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
12412 when setting up new_spill_reg_store. Load it from
12413 reload_reg_rtx_for_output, moving the mode and register
12415 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
12416 instead of the original when deciding whether an output reload
12417 would be a no-op. Do the same when modifying insn notes.
12418 Use rtx_equal_p instead of == to compare the registers.
12419 (inherit_piecemeal_p): Take a mode and two register numbers
12421 (emit_reload_insns): Clear new_spill_reg_store for every hard
12422 register in the reload register. Remove spill registers
12423 from reg_reloaded_valid before considering whether to record
12424 inheritance information for them. Use reload_reg_rtx_for_output
12425 instead of reg_rtx when recording output reloads. Use
12426 reload_reg_rtx_for_input instead of reg_rtx when recording
12427 input reloads. Set or clear reg_reloaded_call_part_clobbered
12428 at the same time as setting reg_reloaded_valid.
12429 (delete_output_reload): Add a new_reload_reg parameter and use it
12430 instead of rld[j].reg_rtx.
12431 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
12434 2008-03-25 Tom Tromey <tromey@redhat.com>
12436 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
12437 (build/genattr.o): Likewise.
12438 (build/genattrtab.o): Likewise.
12439 (build/gencodes.o): Likewise.
12440 (build/genconfig.o): Likewise.
12441 (build/genconstants.o): Likewise.
12442 (build/genemit.o): Likewise.
12443 (build/genextract.o): Likewise.
12444 (build/genflags.o): Likewise.
12446 2008-03-25 Bob Wilson <bob.wilson@acm.org>
12448 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
12449 instead of size_int for integer types.
12450 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
12451 to match type of MINUS_EXPR.
12453 2008-03-25 Tom Tromey <tromey@redhat.com>
12455 * configure: Rebuilt.
12456 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
12459 2008-03-25 Tom Tromey <tromey@redhat.com>
12461 * config/x-solaris (host-solaris.o): Update.
12462 * config/x-linux (host-linux.o): Update.
12463 * config/x-hpux (host-hpux.o): Update.
12464 * config/x-darwin (host-darwin.o): Update.
12465 * config/v850/t-v850e (v850-c.o): Update.
12466 * config/v850/t-v850 (v850-c.o): Update.
12467 * config/t-vxworks (vxworks.o): Update.
12468 * config/t-sol2 (sol2-c.o, sol2.o): Update.
12469 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
12470 * config/spu/t-spu-elf (spu-c.o): Update.
12472 * config/sh/t-symbian (sh-c.o): Update.
12473 (symbian.o): Update.
12474 * config/sh/t-sh (sh-c.o): Update.
12475 * config/score/t-score-elf (score7.o, score3.o): Update.
12476 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
12477 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
12478 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
12479 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
12480 (rs6000.o): Remove.
12481 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12482 * config/m32c/t-m32c (m32c-pragma.o): Update.
12483 * config/ia64/t-ia64 (ia64-c.o): Update.
12484 * config/i386/x-mingw32 (host-mingw32.o): Update.
12485 * config/i386/x-i386 (driver-i386.o): Update.
12486 * config/i386/x-darwin (host-i386-darwin.o): Update.
12487 * config/i386/x-cygwin (host-cygwin.o): Update.
12488 * config/i386/t-nwld (nwld.o): Update.
12489 * config/i386/t-netware (netware.o): Update.
12490 * config/i386/t-interix (winnt.o): Update.
12491 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
12492 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
12493 msformat-c.o): Update.
12494 * config/bfin/t-bfin-linux (generated_files): Add
12495 linux-sysroot-suffix.h.
12496 * config/arm/t-wince-pe (pe.o): Update.
12497 * config/arm/t-strongarm-pe (pe.o): Update.
12498 * config/arm/t-pe (pe.o): Update.
12499 * config/arm/t-arm (arm-c.o): Update.
12500 * doc/install.texi (Prerequisites): Require make 3.80.
12501 * Makefile.in: Remove .o targets.
12502 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
12503 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
12504 (simple_generated_h, simple_generated_c): Move earlier.
12505 (generated_files): New variable.
12506 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
12507 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
12508 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
12509 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
12510 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
12511 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
12512 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
12513 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
12514 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
12515 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
12516 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
12517 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
12519 (COMPILE.base, COMPILE): New variables.
12520 (%.o): New pattern rule.
12521 (ALL_HOST_OBJS): New variable.
12522 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
12523 (dummy-checksum.o, cc1-checksum.o): Remove.
12524 (DRIVER_SHLIB): New variable.
12525 (DRIVER_DEFINES): Use it.
12526 (gencondmd.c): Move out of build/.
12527 (s-conditions): Update.
12528 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
12529 (ALL_BUILD_OBJS): Likewise.
12530 (build/%.o): Use BUILDCOMPILE.
12531 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
12532 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
12533 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
12534 build/gencheck.o, build/gencodes.o, build/genconditions.o,
12535 build/genconfig.o, build/genconstants.o, build/genemit.o,
12536 build/genextract.o, build/genflags.o, build/genmddeps.o,
12537 build/genopinit.o, build/genoutput.o, build/genpeep.o,
12538 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
12539 build/gen-protos.o, build/scan.o, build/fix-header.o,
12540 build/scan-decls.o): Simplify.
12541 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
12542 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
12543 prefix.o, toplev.o): Reduce to variable setting.
12544 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
12545 ($(out_object_file), gcc-options.o): New targets.
12546 ($(ALL_HOST_OBJS)): New target. Include dependency files.
12547 * configure: Rebuilt.
12548 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
12549 * doc/sourcebuild.texi (Front End Directory): Document new variable.
12551 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
12553 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
12554 complain when we hit an error, return ERROR_MARK_NODE.
12556 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12558 * config/sh/constraints.md (Pso, Psz): New constraints.
12559 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
12560 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
12562 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12564 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
12565 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
12567 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12569 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12570 (prefetch_sh2a): New.
12572 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12573 Naveen.H.S <naveen.hs@kpitcummins.com>
12575 * config/sh/constraints.md (I28): New constraint.
12576 * config/sh/sh.c (broken_move): Add support for movi20s.
12577 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12579 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12580 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12581 Naveen.H.S <naveen.hs@kpitcummins.com>
12583 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12584 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12585 (print_operand): Handle resbank in %@ operand code.
12586 (sh_encode_section_info): New.
12587 (push_regs): Add conditions for resbank.
12588 (sh_expand_epilogue): Likewise.
12589 (sh_insert_attributes): Likewise.
12590 (sh_attribute_table): Likewise.
12591 (sh_handle_resbank_handler_attribute): New.
12592 (sh2a_handle_function_vector_handler_attribute): New.
12593 (sh2a_is_function_vector_call): New.
12594 (sh2a_get_function_vector_number): New.
12595 (sh2a_function_vector_p): New.
12596 (sh_cfun_resbank_handler_p): New.
12597 * config/sh/sh.md (calli): Emit jsr/n if possible.
12598 (calli_tbr_rel): New.
12599 (calli_pcrel): Emit jsr/n if possible.
12600 (return_i): Emit rts/n if possible.
12601 (call_valuei_tbr_rel): New.
12602 (call_valuei_pcrel): Add condition for SH2A target.
12603 (call_value): Likewise.
12604 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12605 (sh2a_get_function_vector_number): Likewise.
12606 (sh2a_is_function_vector_call): Likewise.
12607 * doc/extend.texi: Document TBR relative addressing of SH2A.
12608 (resbank): Add description for SH2A.
12610 2008-03-24 Richard Guenther <rguenther@suse.de>
12613 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12614 pointer assignments change conversions according to middle-end rules.
12615 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12616 * configure.ac: Include type checking in yes.
12617 * configure: Regenerate.
12619 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12621 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12622 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12624 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
12626 * gthr-vxworks.h (UNUSED): Define.
12628 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12630 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12632 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12634 * doc/extend.texi (Function Attributes): Add missing comma in the
12635 example of the "alloc_size" attribute.
12637 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12640 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12642 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12645 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12648 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12649 of the underlying type of a MS bitfield layout to the natural
12650 alignment of the type.
12652 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12654 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12655 to their natural alignment to avoid store forwarding stalls.
12657 2008-03-22 Richard Guenther <rguenther@suse.de>
12659 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12660 For PHI nodes verify the address is invariant.
12661 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12662 (get_symbol_constant_value): Use is_gimple_min_invariant.
12663 (maybe_fold_stmt_indirect): Likewise.
12665 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12667 PR rtl-optimization/33927
12668 * Makefile.in (dse.o): Depend on $(TM_P_H).
12669 * expr.h (extract_low_bits): Declare.
12670 * expmed.c (extract_low_bits): New function.
12671 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12672 * dse.c: Include tm_p.h.
12673 (find_shift_sequence): Remove the read_reg argument and return the
12674 read value. Emit the instructions instead of returning them.
12675 Iterate on new_mode rather than calculating it each time.
12676 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12677 source to NEW_MODE and extract_low_bits to convert the shifted
12678 value to READ_MODE.
12679 (replace_read): Allow the load and store to have different mode
12680 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12681 or extraction instructions before trying the replacement. Update
12682 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12684 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12686 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12687 to their natural alignment to avoid store forwarding stalls.
12689 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12692 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12693 encouraging but not allowing gprs for input;
12694 change the input constraint to !f#r.
12695 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12697 change the output constraint to !f#r.
12699 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12702 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12703 corresponding post-reload splitters.
12704 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12705 when x87 FP math is selected.
12706 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12707 New function prototype.
12708 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12709 unreachable function to ease macroization of insn patterns.
12711 2008-03-21 Martin Jambor <mjambor@suse.cz>
12713 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12714 reference dumps if ddr is NULL or dependence is unknown.
12716 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12718 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12719 unsigned extension into account.
12720 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12721 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12722 Do computations on a scratch register.
12724 2008-03-21 Richard Guenther <rguenther@suse.de>
12726 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12727 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12728 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12729 * tree-ssa-dom.c (record_equality): Likewise.
12730 * tree-inline.c (copy_body_r): Likewise.
12731 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12734 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12736 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12737 as 'delete_unused' argument.
12739 2008-03-20 Richard Guenther <rguenther@suse.de>
12741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12742 special casing of constant qualifiers.
12743 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12744 care about them in general.
12745 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12746 regardless of their type.
12747 (fold_stmt_r): Forcefully fold *& if we end up with that.
12749 2008-03-20 Paul Brook <paul@codesourcery.com>
12751 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12752 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12754 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12756 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12757 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12759 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12761 * common.opt (Wmudflap): New option.
12762 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12763 (mx_register_decls): Likewise.
12764 (mudflap_finish_file): Likewise.
12765 * doc/invoke.texi: Document -Wno-mudflap.
12767 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12769 * c-format.c (replace_format_name_to_system_name): New.
12770 (cmp_attribs): New.
12771 (convert_format_name_to_system_name): New.
12772 (decode_format_attr): Add use of convert_format_name_to_system_name.
12773 (format_types_orig): Add gnu_ prefix to names.
12774 (check_format_info_main): Special treating of \0 escaped names for
12775 supporting multi-character format specifiers as I32, I64.
12776 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12777 (gnu_target_overrides_format_attributes): New.
12778 * c-format.h: Add structure target_ovr_attr to hold
12779 system specific formatter names.
12780 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12781 msformat-c.o file to c_target_objs and cxx_target_objs.
12782 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12783 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12784 (TARGET_N_FORMAT_TYPES): New.
12785 * config/i386/msformat-c.c: New.
12786 * config/i386/t-cygming: Add build rule for msformat-c.o.
12787 * doc/extend.texi: Add new format names gnu_* and ms_* and
12789 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12791 2008-03-20 Ira Rosen <irar@il.ibm.com>
12793 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12794 optimizations turned on under -O3.
12795 (ftree-vectorize): Add that the flag is turned on with -O3.
12797 2008-03-20 Ben Elliston <bje@au.ibm.com>
12799 * regmove.c (try_auto_increment): Fix spelling error in comment.
12800 * final.c (final_scan_insn): Likewise.
12802 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12805 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12806 allocator preferences for "y" and "r" class registers.
12807 ("*mov<mode>_internal"): Ditto.
12808 ("*movv2sf_internal_rex64"): Ditto.
12809 ("*movv2sf_internal"): Ditto.
12811 2008-03-19 Michael Matz <matz@suse.de>
12813 PR middle-end/35616
12814 * calls.c (expand_call): Check overlap of arguments with call
12815 address for sibcalls.
12817 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12820 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12821 of the underlying type of a MS bitfield layout to the natural
12822 alignment of the type.
12824 2008-03-19 Jan Hubicka <jh@suse.cz>
12827 * toplev.c (decode_d_option): Handle all CPP flags.
12828 * tree-vrp.c: Update tree_pass descriptors.
12829 * regrename.c: Update tree_pass descriptors.
12830 * fwprop.c: Update tree_pass descriptors.
12831 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12832 * tree-into-ssa.c: Update tree_pass descriptors.
12833 * tree-dump.c: Update tree_pass descriptors.
12834 * tree-complex.c: Update tree_pass descriptors.
12835 * tree-dump.h: Update tree_pass descriptors.
12836 * see.c: Update tree_pass descriptors.
12837 * cgraphbuild.c: Update tree_pass descriptors.
12838 * tracer.c: Update tree_pass descriptors.
12839 * tree-loop-distribution.c: Update tree_pass descriptors.
12840 * cgraph.c: Update tree_pass descriptors.
12841 * postreload-gcse.c: Update tree_pass descriptors.
12842 * postreload.c: Update tree_pass descriptors.
12843 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12844 * tree-tailcall.c: Update tree_pass descriptors.
12845 * tree-pass.h (tree_opt_pass): Rename to ...
12846 (opt_pass) ... this one; add "type" field and remove letter field.
12847 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12848 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12849 all_lowering_passes): Update declaration.
12850 * ipa-cp.c: Update tree_pass descriptors.
12851 * final.c: Update tree_pass descriptors.
12852 * omp-low.c: Update tree_pass descriptors.
12853 * tree-ssa-dse.c: Update tree_pass descriptors.
12854 * ipa-reference.c: Update tree_pass descriptors.
12855 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12856 * auto-inc-dec.c: Update tree_pass descriptors.
12857 * reorg.c: Update tree_pass descriptors.
12858 * cgraphunit.c: Update tree_pass descriptors.
12859 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12860 * tree-ssa-ccp.c: Update tree_pass descriptors.
12861 * df-core.c: Update tree_pass descriptors.
12862 * mode-switching.c: Update tree_pass descriptors.
12863 * tree-nomudflap.c: Update tree_pass descriptors.
12864 * modulo-sched.c: Update tree_pass descriptors.
12865 * ipa-pure-const.c: Update tree_pass descriptors.
12866 * cse.c: Update tree_pass descriptors.
12867 * web.c: Update tree_pass descriptors.
12868 * tree-stdarg.c: Update tree_pass descriptors.
12869 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12870 * tree-ssa-dom.c: Update tree_pass descriptors.
12871 * tree-nrv.c: Update tree_pass descriptors.
12872 * tree-ssa-alias.c: Update tree_pass descriptors.
12873 * loop-init.c: Update tree_pass descriptors.
12874 * gimple-low.c: Update tree_pass descriptors.
12875 * ipa-inline.c: Update tree_pass descriptors.
12876 * tree-ssa-sink.c: Update tree_pass descriptors.
12877 * global.c: Update tree_pass descriptors.
12878 * ifcvt.c: Update tree_pass descriptors.
12879 * jump.c: Update tree_pass descriptors.
12880 * predict.c: Update tree_pass descriptors.
12881 * tree-ssa-loop.c: Update tree_pass descriptors.
12882 * recog.c: Update tree_pass descriptors.
12883 * dse.c: Update tree_pass descriptors.
12884 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12885 * tree-eh.c: Update tree_pass descriptors.
12886 * regmove.c: Update tree_pass descriptors.
12888 * function.c: Update tree_pass descriptors.
12889 * tree-vectorizer.c: Update tree_pass descriptors.
12890 * gcse.c: Update tree_pass descriptors.
12891 * ipa-type-escape.c: Update tree_pass descriptors.
12892 * tree-if-conv.c: Update tree_pass descriptors.
12893 * init-regs.c: Update tree_pass descriptors.
12894 * ipa.c: Update tree_pass descriptors.
12895 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12896 * rtl-factoring.c: Update tree_pass descriptors.
12897 * lower-subreg.c: Update tree_pass descriptors.
12898 * bt-load.c: Update tree_pass descriptors.
12899 * tree-dfa.c: Update tree_pass descriptors.
12900 * except.c: Update tree_pass descriptors.
12901 * emit-rtl.c: Update tree_pass descriptors.
12902 * cfgexpand.c: Update tree_pass descriptors.
12903 * tree-cfgcleanup.c: Update tree_pass descriptors.
12904 * cfgcleanup.c: Update tree_pass descriptors.
12905 * tree-ssa-pre.c: Update tree_pass descriptors.
12906 * tree-sra.c: Update tree_pass descriptors.
12907 * tree-mudflap.c: Update tree_pass descriptors.
12908 * tree-ssa-copy.c: Update tree_pass descriptors.
12909 * cfglayout.c: Update tree_pass descriptors.
12910 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12911 * tree-ssa-dce.c: Update tree_pass descriptors.
12912 * tree-ssa.c: Update tree_pass descriptors.
12913 * regclass.c: Update tree_pass descriptors.
12914 * integrate.c: Update tree_pass descriptors.
12915 * tree-optimize.c: Update tree_pass descriptors.
12916 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12917 * tree-object-size.c: Update tree_pass descriptors.
12918 * combine.c: Update tree_pass descriptors.
12919 * tree-outof-ssa.c: Update tree_pass descriptors.
12920 * bb-reorder.c: Update tree_pass descriptors.
12921 * stack-ptr-mod.c: Update tree_pass descriptors.
12922 * var-tracking.c: Update tree_pass descriptors.
12923 * tree-profile.c: Update tree_pass descriptors.
12924 * tree-vect-generic.c: Update tree_pass descriptors.
12925 * reg-stack.c: Update tree_pass descriptors.
12926 * sched-rgn.c: Update tree_pass descriptors.
12927 * tree-ssa-structalias.c: Update tree_pass descriptors.
12928 * tree-cfg.c: Update tree_pass descriptors.
12929 * passes.c (current_pass): Update declaration.
12930 (finish_optimization_passes): Update.
12931 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12932 (register_one_dump_file, register_dump_files_1, next_pass_1):
12934 (init_optimization_passes): Update handling of new types.
12935 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12936 * ipa-struct-reorg.c: Update tree_pass descriptors.
12937 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12938 * combine-stack-adj.c: Update tree_pass descriptors.
12939 * cfgrtl.c: Update tree_pass descriptors.
12940 * dce.c: Update tree_pass descriptors.
12941 * tree-ssanames.c: Update tree_pass descriptors.
12943 2008-03-19 Richard Guenther <rguenther@suse.de>
12945 PR middle-end/35609
12946 * tree-ssa.c (walk_data): New structure.
12947 (warn_uninitialized_var): If not always_executed warn with "maybe"
12949 (execute_early_warn_uninitialized): Compute post-dominators.
12950 Initialize always_executed before processing each basic block.
12952 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12955 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12956 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12958 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12960 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12962 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12964 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12966 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12967 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12968 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12969 target after ignore has been set, and move there also the commputation
12970 of subtarget and original_target.
12971 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12972 (LANG_HOOKS_INITIALIZER): Remove it.
12973 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12975 2008-03-18 Richard Guenther <rguenther@suse.de>
12977 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12978 found an expression with constants, note that in the VN for the lhs.
12979 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12980 fold them to constants if possible. Run cleanup_cfg if done so.
12981 (execute_pre): Return todo.
12982 (do_pre): Likewise.
12983 (execute_fre): Likewise.
12984 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12986 (get_prop_source_stmt): Look through pointer conversions.
12988 2008-03-18 Jan Hubicka <jh@suse.cz>
12990 * tree-pretty-print.c: Include predict.h.
12991 (dump_generic_node): Dump predictor.
12992 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12993 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12994 * gimple-low.c (lower_stmt): Likewise.
12995 * expr.c (expand_expr_real): Likewise.
12996 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12998 (build_predict_expr, build_predict_expr): New.
12999 * predict.h (predictor_name, build_predict_expr): Update.
13000 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13001 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13002 * predict.def (PRED_CONTINUE): Update hitrate.
13003 * tree.def (PREDICT_EXPR): Define.
13004 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13005 do not handle BIND_EXPR.
13006 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13007 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13008 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13011 2008-03-18 Michael Matz <matz@suse.de>
13013 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13015 2008-03-18 Richard Guenther <rguenther@suse.de>
13017 * tree-gimple.h (is_gimple_invariant_address): Declare.
13018 (is_gimple_constant): Likewise.
13019 * tree-gimple.c (is_gimple_constant): New function.
13020 (is_gimple_invariant_address): Likewise.
13021 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13022 and is_gimple_invariant_address.
13023 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13025 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13026 an addressable base.
13028 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13030 PR middle-end/35611
13031 * gimplify.c (gimplify_expr): Gimplify second operand of
13034 2008-03-17 Richard Guenther <rguenther@suse.de>
13036 PR tree-optimization/19637
13037 * fold-const.c (fold_unary): Remove restrictions of removing
13038 intermediate pointer-conversions (P2)(P1)P0.
13039 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13040 conversion to void pointer.
13041 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13043 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13046 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13047 emulated thread local variables.
13049 2008-03-16 Richard Guenther <rguenther@suse.de>
13051 PR middle-end/35607
13052 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13053 expand TREE_INVARIANT operations that are not gimple invariant.
13055 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13057 * doc/extend.texi (Alignment): Say that the ABI controls
13058 the __alignof__ for non-strict-alignment targets rather
13059 than being a recommendation.
13061 2008-03-15 Paul Brook <paul@codesourcery.com>
13063 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
13065 (arm_output_fn_unwind): Mark functions that can not be unwound.
13067 2008-03-15 Paul Brook <paul@codesourcery.com>
13069 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
13070 extension instructions.
13072 2008-03-15 Richard Guenther <rguenther@suse.de>
13074 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
13075 and fold constant aggregate refs.
13076 (fold_const_aggregate_ref): Handle string constants
13077 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
13078 (evaluate_stmt): Simplify now that ccp_fold folds constant
13081 2008-03-15 Paul Brook <paul@codesourcery.com>
13083 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
13084 (extzv): Use gen_extzv_t2.
13085 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
13087 2008-03-15 Richard Guenther <rguenther@suse.de>
13089 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
13090 (fold_const_aggregate_ref): Likewise.
13091 (get_value): Return NULL if we don't have any values.
13092 (ccp_finalize): Set const_val to NULL after freeing it.
13093 * tree-flow.h (get_symbol_constant_value): Declare.
13094 (fold_const_aggregate_ref): Likewise.
13095 * tree-ssa-sccvn.c (try_to_simplify): Use them.
13097 2008-03-15 Richard Guenther <rguenther@suse.de>
13099 PR middle-end/35593
13100 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
13101 to not produce negative array indices if not allowed. Add
13102 parameter to indicate that.
13103 (maybe_fold_offset_to_component_ref): Allow negative array
13104 indices only for the first member of a structure.
13105 (maybe_fold_offset_to_reference): Allow negative array indices.
13106 (maybe_fold_stmt_addition): Likewise.
13108 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
13109 Anatoly Sokolov <aesok@post.ru>
13111 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
13112 (avr_arch): Add ARCH_AVR6.
13113 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
13114 (initial_elimination_offset): Initialize and use 'avr_pc_size'
13115 instead of fixed value 2.
13116 (print_operand_address): Use gs() asm specifier instead of pm().
13117 (avr_assemble_integer): (Ditto.).
13118 (avr_output_addr_vec_elt): (Ditto.).
13119 (print_operand): Handle "!" code.
13120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
13121 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
13122 (AVR_HAVE_EIJMP_EICALL): Define.
13123 (AVR_3_BYTE_PC): Redefine.
13124 (AVR_2_BYTE_PC): (Ditto.).
13125 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
13126 (LINK_SPEC): Add atmega2560 and atmega2561.
13127 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
13129 * config/avr/avr.md (call_insn): Use eicall instead of icall
13130 for 3 byte PC devices.
13131 (call_value_insn): (Ditto.).
13132 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
13133 (indirect_jump): Use only for for 2 byte PC devices.
13134 (*tablejump): (Ditto.).
13135 (*indirect_jump_avr6): Add insn.
13136 (*tablejump_rjmp): Don't use for 3 byte PC devices.
13137 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
13138 instead of ijmp for 3 byte PC devices.
13139 (__tablejump2__): (Ditto.).
13140 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
13141 (MULITLIB_DIRNAMES): (Ditto.).
13142 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
13144 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
13146 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
13147 "sse2_umulsidi3". Use V1DI mode for operand 0.
13148 ("mmx_psadbw"): Use V1DI mode for operand 0.
13149 * config/i386/i386-modes.def (V1SI): New vector mode.
13150 * config/i386/i386.c (struct builtin_description)
13151 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
13152 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
13153 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
13154 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
13155 v1di_ftype_v8qi_v8qi type.
13156 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
13158 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
13159 __builtin_ia32_pmuludq]: Fix the mode of return value.
13161 2008-03-15 Richard Guenther <rguenther@suse.de>
13163 PR middle-end/35595
13164 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
13167 2008-03-14 Bob Wilson <bob.wilson@acm.org>
13169 * doc/invoke.texi (Option Summary, Xtensa Options): Document
13170 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
13171 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
13172 unless TARGET_SERIALIZE_VOLATILE is enabled.
13173 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
13174 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
13175 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
13177 2008-03-14 Richard Guenther <rguenther@suse.de>
13179 PR tree-optimization/34172
13180 * tree-flow.h (refs_may_alias_p): Declare.
13181 (get_single_def_stmt): Likewise.
13182 (get_single_def_stmt_from_phi): Likewise.
13183 (get_single_def_stmt_with_phi): Likewise.
13184 * tree-dfa.c (refs_may_alias_p): New function.
13185 (get_single_def_stmt): Likewise.
13186 (get_single_def_stmt_from_phi): Likewise.
13187 (get_single_def_stmt_with_phi): Likewise.
13188 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
13189 (vn_reference_lookup_1): New helper function.
13190 (vn_reference_lookup): Walk the virtual use-def chain to
13191 continue searching for a match if the def does not alias the
13192 reference we are looking for.
13194 2008-03-14 David Edelsohn <edelsohn@gnu.org>
13196 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
13197 archive and Perzl. Update The Written Word listing.
13199 2008-03-14 Richard Guenther <rguenther@suse.de>
13201 PR tree-optimization/34043
13202 PR tree-optimization/33989
13203 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
13205 (bitmap_find_leader): Use extra argument to verify dominance
13206 relationship inside a basic-block.
13207 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
13208 (find_leader_in_sets): Adjust.
13209 (create_component_ref_by_pieces): Take extra argument for
13210 dominance check, handle lookup failures.
13211 (find_or_generate_expression): Likewise.
13212 (create_expression_by_pieces): Likewise.
13213 (insert_into_preds_of_block): Adjust.
13214 (create_value_expr_from): If asked for, verify all operands
13215 are in the blocks AVAIL_OUT set.
13216 (make_values_for_stmt): Check for SSA_NAMEs that are life
13217 over an abnormal edge.
13218 (compute_avail): Remove such check.
13219 (do_SCCVN_insertion): New function.
13220 (eliminate): If we do not find a leader suitable for replacement
13221 insert a replacement expression from SCCVN if available.
13222 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
13223 (struct vn_ssa_aux): Add needs_insertion flag.
13224 * tree-ssa-sccvn.c (may_insert): New global flag.
13225 (copy_reference_ops_from_ref): Value-number union member access
13226 based on its size, not type and member if insertion is allowed.
13227 (visit_reference_op_load): For a weak match from union type
13228 punning lookup a view-converted value and insert a SSA_NAME
13229 for that value if that is not found.
13230 (visit_use): Make dumps shorter. Do not disallow value numbering
13231 SSA_NAMEs that are life over an abnormal edge to constants.
13232 (free_scc_vn): Release inserted SSA_NAMEs.
13233 (run_scc_vn): New flag to specify whether insertion is allowed.
13234 Process SSA_NAMEs in forward order.
13235 * tree-ssa-loop-im.c (for_each_index): Handle invariant
13236 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
13237 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
13238 pointer type to/from integral types that do not change the
13239 precision to regular conversions.
13241 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13243 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13244 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13245 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
13246 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
13247 input arguments and the mode of return value. Built-in functions
13248 that operate on whole 64-bit MMX register now use V1DI mode.
13250 2008-03-13 Alon Dayan <alond@il.ibm.com>
13251 Olga Golovanevsky <olga@il.ibm.com>
13253 PR tree-optimization/35041
13254 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
13255 to locate the right position in a statement.
13257 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13261 * config/i386/xmmintrin.h: Change all static inline functions to
13262 extern inline and add __gnu_inline__ attribute.
13263 * config/i386/bmintrin.h: Ditto.
13264 * config/i386/smmintrin.h: Ditto.
13265 * config/i386/tmmintrin.h: Ditto.
13266 * config/i386/mmintrin-common.h: Ditto.
13267 * config/i386/ammintrin.h: Ditto.
13268 * config/i386/emmintrin.h: Ditto.
13269 * config/i386/pmmintrin.h: Ditto.
13270 * config/i386/mmintrin.h: Ditto.
13271 * config/i386/mm3dnow.h: Ditto.
13273 2008-03-13 Jakub Jelinek <jakub@redhat.com>
13275 PR middle-end/35185
13276 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
13277 (lower_omp_2): New function.
13278 (lower_omp_1, lower_omp): Rewritten.
13280 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
13283 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
13284 with the phrase "Microsoft Windows compilers".
13285 (Push/Pop Macro Pragmas): New subsection. Document
13286 #pragma push_macro and pragma pop_macro.
13288 2008-03-12 Paul Brook <paul@codesourcery.com>
13290 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
13292 2008-03-12 Paul Brook <paul@codesourcery.com>
13294 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
13295 (thumb2_alusi3_short): Exclude PLUS and MINUS.
13296 (thumb2_addsi_shortim): Rename ...
13297 (thumb2_addsi_short): ... to this. Allow register operands.
13298 (thumb2_subsi_short): New pattern.
13299 (thumb2_one_cmplsi2_short,
13300 thumb2_negsi2_short): New patterns and peepholes.
13302 2008-03-12 Paul Brook <paul@codesourcery.com>
13304 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
13306 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
13308 * config/i386/i386.md (int_cond): New code iterator.
13310 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
13311 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
13312 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
13313 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
13314 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
13315 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
13316 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
13317 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
13319 2008-03-12 Paul Brook <paul@codesourcery.com>
13321 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
13322 instead of {arm,thumb}_compute_save_reg_mask.
13323 (output_return_instruction): Ditto.
13324 (thumb_unexpanded_epilogue): Ditto.
13325 (thumb1_expand_prologue): Ditto.
13326 (thumb1_output_function_prologue): Ditto.
13327 (arm_set_return_address): Ditto.
13328 (thumb_set_return_address): Ditto.
13329 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
13330 regs to achieve stack alignment.
13331 (thumb1_compute_save_reg_mask): Fix compiler warning.
13332 (arm_output_epilogue): Use offsets->saved_regs_mask.
13333 Adjust stack pointer by poping call clobered registers.
13334 (arm_expand_prologue): Use offsets->saved_regs_mask.
13335 Adjust stack pointer by pushing extra registers.
13336 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
13338 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
13341 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
13342 conversion to the operands of a multiplication.
13344 2008-03-12 Richard Guenther <rguenther@suse.de>
13346 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
13347 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
13348 * timevar.def (TV_TREE_PHIPROP): Add.
13349 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
13350 pass description. Use TV_TREE_PHIPROP.
13351 * tree-ssa-forwprop.c: Remove phiprop code.
13353 2008-03-12 Jakub Jelinek <jakub@redhat.com>
13355 PR middle-end/35549
13356 * omp-low.c (maybe_lookup_decl): Constify first argument.
13357 (use_pointer_for_field): Change last argument from bool to
13358 omp_context *. Disallow shared copy-in/out in nested
13359 parallel if decl is shared in outer parallel too.
13360 (build_outer_var_ref, scan_sharing_clauses,
13361 lower_rec_input_clauses, lower_copyprivate_clauses,
13362 lower_send_clauses, lower_send_shared_vars): Adjust callers.
13364 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
13365 Ira Rosen <irar@il.ibm.com>
13367 * tree-vectorizer.c (free_stmt_vec_info): New function.
13368 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
13369 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
13370 * tree-vectorizer.h (free_stmt_vec_info): Declare.
13371 * tree-vect-transform.c (vectorizable_conversion): Free
13372 vec_oprnds0 if it was allocated.
13373 (vect_permute_store_chain): Remove unused VECs.
13374 (vectorizable_store): Free VECs that are allocated in the..
13376 (vect_transform_strided_load, vectorizable_load): Likewise.
13377 (vect_remove_stores): Simplify the code.
13378 (vect_transform_loop): Move code to vect_remove_stores().
13379 Call vect_remove_stores() and free_stmt_vec_info().
13381 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13383 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
13384 TARGET_HPUX. Revise comment.
13385 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
13386 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
13387 Use sr4 variant of `be' instruction when not generating PIC code.
13388 (attr_length_call): Adjust for above change.
13390 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13392 * ipa-reference.c (static_execute): Remove module_statics_const and
13393 associated setting code.
13395 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13398 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
13399 predicate for operand 1.
13400 (paritysi2_cmp): Use register_operand predicate for operand 2.
13401 Use earlyclobber modifier for operand 1. Remove support for
13403 (paritydi2_cmp): Use register_operand predicate for operand 3.
13404 Use earlyclobber modifier for operand 1. Remove support for
13407 2008-03-11 Paul Brook <paul@codesourcery.com>
13408 Vladimir Prus <vladimir@codesourcery.com>
13410 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
13411 (arm_compute_save_reg0_reg12_mask): Always
13412 check if register 11 must be saved. Always safe hard frame pointer
13413 when frame_pointer_needeed.
13414 (arm_compute_save_reg_mask): Save IP and PC
13415 only with apcs frames.
13416 (arm_output_epilogue): Adjust Thumb2 codepath to
13417 be also invoked and work for ARM non-apcs frames.
13418 (arm_expand_prologue): Don't bother saving IP
13419 for non-apcs frame, since it's not clobbered by
13420 prologue code. Implement non-apcs frame
13423 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13425 PR rtl-optimization/35281
13426 * expr.c (convert_move): Use a new pseudo for the intermediate
13427 from_mode->word_mode result.
13429 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13431 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
13432 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
13433 * toplev.c (compile_file): Don't call it.
13435 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13437 PR middle-end/35526
13438 * expr.c (store_expr): Call emit_block_move if the mode
13439 of "temp" RTX is BLKmode.
13441 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13442 Richard Guenther <rguenther@suse.de>
13444 PR tree-optimization/31358
13445 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
13446 the step with a NULL_TREE.
13447 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
13448 to sizetype if type is a pointer type.
13449 (add_candidate_1): Don't convert the base and step to
13450 the generic type if the orginal type is a pointer type.
13451 (add_iv_value_candidates): Use sizetype for the step
13452 if type is a pointer type.
13453 (cand_value_at): Likewise.
13454 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
13456 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
13457 Don't convert the tem affine to the type.
13458 (add_elt_to_tree): Use sizetype for the step if a pointer.
13459 Use POINTER_PLUS_EXPR for pointers.
13460 (aff_combination_to_tree): Use sizetype for the step if a
13463 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
13465 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
13466 Remove commutativity hint.
13468 2008-03-10 Jakub Jelinek <jakub@redhat.com>
13472 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
13473 errorneous type. Check that v is a VAR_DECL.
13475 PR middle-end/35099
13476 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
13478 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
13480 PR tree-optimization/35494
13481 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
13482 may be overriden at link and run time.
13484 2008-03-10 Richard Guenther <rguenther@suse.de>
13486 PR tree-optimization/34677
13487 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
13488 (poolify_tree): Likewise.
13489 (modify_expr_template): Likewise.
13490 (poolify_modify_stmt): Likewise.
13491 (insert_fake_stores): Handle all component-ref style stores
13492 in addition to INDIRECT_REF. Also handle complex types.
13493 Do not poolify the inserted load.
13494 (realify_fake_stores): Do not rebuild the tree but only
13495 make it a SSA_NAME copy.
13496 (init_pre): Remove initialzation of modify_expr_template.
13497 Do not allocate modify_expr_node_pool.
13498 (fini_pre): Do not free modify_expr_node_pool.
13500 2008-03-10 Paul Brook <paul@codesourcery.com>
13502 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
13503 to avoid conflicts.
13505 2008-03-10 Paul Brook <paul@codesourcery.com>
13506 Mark Shinwell <shinwell@codesourcery.com>
13508 * config/arm/cortex-r4.md: New.
13509 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
13511 * config/arm/arm.md: Include cortex-r4.md.
13512 (insn): Add smmls, sdiv and udiv values.
13513 (generic_sched): Don't use generic scheduling for Cortex-R4.
13514 (arm_issue_rate): New function.
13515 (TARGET_SCHED_ISSUE_RATE): Define.
13517 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
13519 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
13521 2008-03-10 Richard Guenther <rguenther@suse.de>
13523 * tree-ssa-pre.c (get_sccvn_value): Simplify.
13524 (compute_avail): Do not add stmt uses to AVAIL_OUT.
13526 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
13528 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13529 Set default to true.
13531 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13533 * c.opt (Wsynth): Deprecate.
13534 * doc/invoke.texi (Option Summary, Warning Options): Document
13535 -Wno-format-contains-nul.
13537 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
13540 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
13541 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
13543 2008-03-09 Ira Rosen <irar@il.ibm.com>
13545 * config/rs6000/rs6000.c (builtin_description): Rename vector
13546 left shift operations.
13547 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
13548 (altivec_vsl<VI_char>): Rename to ...
13549 (ashl<mode>3): ... new name.
13550 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
13552 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
13554 2008-03-08 Richard Guenther <rguenther@suse.de>
13556 * coverage.h (tree_coverage_counter_addr): Declare.
13557 * coverage.c (tree_coverage_counter_addr): New function.
13558 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
13559 before using again.
13560 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
13561 (tree_gen_one_value_profiler): Likewise.
13562 (tree_gen_ic_profiler): Likewise.
13563 (tree_gen_average_profiler): Likewise.
13564 (tree_gen_ior_profiler): Likewise.
13566 2008-03-08 Richard Guenther <rguenther@suse.de>
13568 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
13569 (vn_binary_op_insert): Likewise.
13570 (vn_unary_op_lookup): Likewise.
13571 (vn_unary_op_insert): Likewise.
13572 (vn_nary_op_lookup): Declare.
13573 (vn_nary_op_insert): Likewise.
13574 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13575 and binary hashes, use a single obstack for unary_op_pool
13576 and binary_op_pool.
13577 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13578 a single struct vn_nary_op_s. Store tree code length and
13579 a variable number of operands.
13580 (struct vn_reference_op_struct): Remove unused op2.
13581 (vn_reference_op_eq): Do not compare op2.
13582 (vn_reference_op_compute_hash): Do not compute hash of op2.
13583 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13584 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13585 with vn_nary_op_compute_hash.
13586 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13587 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13589 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13591 (visit_unary_op): Call nary functions.
13592 (visit_binary_op): Likewise.
13593 (process_scc): Adjust for struct vn_tables_s changes.
13594 (allocate_vn_table): Likewise.
13595 (free_vn_table): Likewise.
13596 * tree-vn.c (vn_add): Call nary functions.
13597 (vn_lookup): Likewise.
13599 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13602 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13603 wdst back after sync_compare_and_swapqhi_internal.
13605 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13608 * config/i386/i386-modes.def (V1DI): New vector mode.
13609 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13610 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13611 (MMXMODE248): Ditto.
13612 (MMXMODE): Add V1DI mode.
13613 (mmxvecsize): Change DI mode to V1DI mode.
13614 ("mov<mode>): Use MMXMODEI8 mode iterator.
13615 ("*mov<mode>_internal_rex64"): Ditto.
13616 ("*mov<mode>_internal"): Ditto.
13617 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13618 ("mmx_sub<mode>3"): Ditto.
13619 ("mmx_adddi3"): Remove insn pattern.
13620 ("mmx_subdi3"): Ditto.
13621 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13622 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13623 ("mmx_ashl<mode>3"): Ditto.
13624 ("mmx_lshrdi3"): Remove insn pattern.
13625 ("mmx_ashldi3"): Ditto.
13626 * config/i386/i386.c (classify_argument): Handle V1DImode.
13627 (function_arg_advance_32): Ditto.
13628 (function_arg_32): Ditto.
13629 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
13630 mmx_addv1di3 insn pattern.
13631 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13632 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13633 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13634 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13635 Remove definitions of built-in functions.
13636 (V1DI_type_node): New node.
13637 (v1di_ftype_v1di_int): Ditto.
13638 (v1di_ftype_v1di_v1di): Ditto.
13639 (v2si_ftype_v2si_si): Ditto.
13640 (v4hi_ftype_v4hi_di): Remove node.
13641 (v2si_ftype_v2si_di): Ditto.
13642 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13643 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13644 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13645 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13646 Add new builtins using def_builtin_const.
13647 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13648 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13649 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13650 * config/i386/mmintrin.h (__v1di): New typedef.
13651 (_mm_add_si64): Cast arguments to __v1di type.
13652 (_mm_sub_si64): Ditto.
13653 (_mm_sll_pi16): Cast __count to __v4hi type.
13654 (_mm_sll_pi32): Cast __count to __v2si type.
13655 (_mm_sll_si64): Cast arguments to __v1di type.
13656 (_mm_srl_pi16): Cast __count to __v4hi type.
13657 (_mm_srl_pi32): Cast __count to __v2si type.
13658 (_mm_srl_si64): Cast arguments to __v1di type.
13659 (_mm_sra_pi16): Cast __count to __v4hi type.
13660 (_mm_sra_pi32): Cast __count to __v2si type.
13661 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13662 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13663 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13664 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13665 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13666 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13667 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13668 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13669 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13670 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13671 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13672 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13674 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13676 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13678 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13681 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13682 reg+const addressing for Altivec modes. Don't generate reg+reg
13683 addressing for TFmode or TDmode quantities.
13685 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13687 * c-common.c (vector_types_convertible_p): Call langhook
13688 instead of comptypes.
13690 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13693 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13694 integral and scalar float variables which have a
13697 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13699 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13700 dwarf_register_span hook when emitting unwind information for
13701 register-to-memory saves.
13702 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13703 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13705 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13707 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13708 for the same VAR_DECL.
13710 2008-03-06 Tom Tromey <tromey@redhat.com>
13712 * treelang: Delete.
13713 * doc/standards.texi (Standards): Don't mention treelang.
13714 * doc/invoke.texi (Overall Options): Don't mention treelang.
13715 * doc/install.texi (Prerequisites): Don't mention bison or
13717 (Configuration): Don't mention treelang.
13718 (Building): Likewise.
13719 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13721 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13723 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13724 word-extractions out of a multi-word object.
13726 2008-03-06 Richard Guenther <rguenther@suse.de>
13728 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13729 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13730 result type and precision.
13731 * expr.c (get_inner_reference): Set unsignedp based on the result
13732 type of BIT_FIELD_REF.
13733 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13734 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13735 (try_instantiate_multiple_fields): Likewise. Use the correct type
13737 (sra_build_assignment): Likewise.
13738 (sra_build_elt_assignment): Likewise.
13739 (sra_explode_bitfield_assignment): Likewise.
13740 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13741 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13742 set BIT_FIELD_REF_UNSIGNED.
13743 (vectorizable_load): Likewise.
13745 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13747 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13750 2008-03-06 Richard Guenther <rguenther@suse.de>
13752 * alias.c (struct alias_set_entry): Move has_zero_child field
13753 to pack with alias_set.
13755 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13757 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13760 2008-03-05 Ian Lance Taylor <iant@google.com>
13762 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13764 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13766 * fwprop.c (update_df): Support width and offset parameters of
13768 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13769 global_conflicts): Change DF_REF_EXTRACT to either
13770 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13771 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13772 * df-scan.c (df_ref_record, df_defs_record,
13773 df_ref_create_structure, df_def_record_1, df_uses_record,
13774 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13775 df_bb_refs_collect, df_entry_block_defs_collect,
13776 df_exit_block_uses_collect): Support new width and offset fields.
13777 (ref_extract_pool): New storage pool.
13778 (df_free_ref): New function.
13779 (df_reg_chain_unlink, df_free_collection_rec,
13780 df_sort_and_compress_refs): Call df_free_ref.
13781 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13783 (df_ref_create_structure): Allocate df_ref_extract if offset and
13784 width fields are used.
13785 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13786 (df_uses_record): Get offset and width from ZERO_EXTRACT
13788 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13789 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13790 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13791 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13792 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13793 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13794 (df_ref_extract): New structure.
13795 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13796 (df_ref_create): Add width and offset parameters.
13798 2008-03-05 Richard Guenther <rguenther@suse.de>
13800 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13801 Use ranges_overlap_p.
13802 (offset_overlaps_with_access): Rename
13803 to ranges_overlap_p and move ...
13804 * tree-flow-inline.h (ranges_overlap_p): ... here.
13806 * tree.h (get_inner_reference, handled_component_p): Update
13809 * tree.h (record_component_aliases, get_alias_set,
13810 alias_sets_conflict_p, alias_sets_must_conflict_p,
13811 objects_must_conflict_p): Move declarations ...
13812 * alias.h (record_component_aliases, get_alias_set,
13813 alias_sets_conflict_p, alias_sets_must_conflict_p,
13814 objects_must_conflict_p): ... here.
13815 Include coretypes.h.
13816 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13818 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13820 * cfg.c: Include tree-flow.h.
13821 (remove_edge_raw): Call redirect_edge_var_map_clear.
13822 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13823 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13824 (redirect_edge_var_map_result): New.
13825 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13826 PENDING_STMT use with redirect_edge_var_map_*.
13827 * tree-ssa.c (edge_var_maps): New definition.
13828 (redirect_edge_var_map_add): New.
13829 (redirect_edge_var_map_clear): New.
13830 (redirect_edge_var_map_dup): New.
13831 (redirect_edge_var_map_vector): New.
13832 (redirect_edge_var_map_destroy): New.
13833 (ssa_redirect_edge): Replace PENDING_STMT use with
13834 redirect_edge_var_map_*.
13835 (flush_pending_stmts): Same.
13836 (delete_tree_ssa): Destroy edge var map.
13837 * tree-flow.h (struct _edge_var_map): New.
13838 Define edge_var_map vector type.
13839 Declare redirect_edge_var_map_* prototypes.
13840 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13841 * tree-cfg.c (reinstall_phi_args): Replace
13842 PENDING_STMT use with redirect_edge_var_map_*.
13844 2008-03-05 Richard Guenther <rguenther@suse.de>
13846 PR tree-optimization/35472
13847 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13848 whose single use_stmt has a overlapping set of loaded and
13849 stored symbols as that use_stmt might be a noop assignment then.
13851 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13853 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13855 2008-03-05 Richard Guenther <rguenther@suse.de>
13858 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13859 should be constants.
13860 * tree-cfg.c (verify_expr): Verify it.
13861 * fold-const.c (fold_truthop): Remove code generating
13862 BIT_FIELD_REFs of structure bases.
13863 (fold_binary): Likewise.
13864 (fold_ternary): Position and size of BIT_FIELD_REFs are
13865 always host integers.
13866 (make_bit_field_ref): Remove.
13867 (optimize_bit_field_compare): Remove.
13868 (all_ones_mask_p): Remove.
13870 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13873 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13874 (split_block_and_df_analyze): New. Split basic block and rebuild
13876 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13878 (split_pattern_seq): Likewise.
13879 (erase_matching_seqs): Likewise.
13880 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13882 2008-03-04 Geoff Keating <geoffk@apple.com>
13884 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13885 declaration and code.
13886 (tree_invalid_nonnegative_warnv_p): Likewise.
13888 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13890 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13891 examples. Truncate option-names then causing overfull hbox.
13893 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13896 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13898 * configure: Rebuilt.
13900 2008-03-04 Rafael Espindola <espindola@google.com>
13902 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13903 (tree_unary_nonnegative_warnv_p): New.
13904 (tree_binary_nonnegative_warnv_p): New.
13905 (tree_single_nonnegative_warnv_p): New.
13906 (tree_invalid_nonnegative_warnv_p): New.
13907 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13909 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13912 * opts.c (handle_option): Postpone 'unknown option' errors only for
13915 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13918 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13921 2008-03-04 Rafael Espindola <espindola@google.com>
13923 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13924 (tree_binary_nonzero_warnv_p): New.
13925 (tree_single_nonzero_warnv_p): New.
13926 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13928 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13930 PR middle-end/35456
13931 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13932 transformations for modes that have signed zeros.
13933 * ifcvt.c (noce_try_abs): Ditto.
13935 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13937 * config/i386/i386.c (override_options): Force
13938 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13940 2008-03-04 Jan Hubicka <jh@suse.cz>
13943 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13946 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13948 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13949 label to probe the stack.
13951 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13953 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13954 (__gthr_win32_mutex_destroy): Declare.
13955 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13956 __gthr_win32_mutex_destroy.
13957 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13959 2008-03-03 Jan Hubicka <jh@suse.cz>
13962 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13963 aggressive on inlining cold calls.
13965 2008-03-03 Richard Guenther <rguenther@suse.de>
13967 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13968 struct copies into the expression table.
13969 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13970 (try_to_simplify): Likewise.
13971 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13972 integral and pointer arguments which do not change the
13973 precision to NOP_EXPRs.
13974 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13975 VIEW_CONVERT_EXPR case.
13977 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13979 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13980 defined in a loop at depth 0 is invariant.
13981 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13982 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13983 be called at loop depth 0.
13985 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13988 * gcc.c (process_command): Update copyright notice dates.
13989 * gcov.c (print_version): Likewise.
13990 * gcov-dump.c (print_version): Likewise.
13991 * mips-tfile.c (main): Likewise.
13992 * mips-tdump.c (main): Likewise.
13994 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13997 * c-common.c (flag_permissive): Delete.
13998 (constant_expression_warnings): Check flags first.
13999 (constant_expression_error): New.
14000 * c-common.h (flag_permissive): Delete.
14001 (constant_expression_error): Declare.
14002 * flags.h (flag_permissive): Declare. Update description.
14003 * diagnostic.c (pedwarn): Update.
14005 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14006 (permissive_error_kind): New.
14007 * toplev.c (flag_permissive): Define. Update description.
14008 * toplev.h (permissive_error_kind): Declare.
14009 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14010 (pedwarn_c90): Use pedantic_warning_kind.
14011 * c-opts.c (c_common_post_options): flag_permissive does not affect
14012 flag_pedantic_errors.
14014 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14016 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14017 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14018 __absvsi2, __absvDI2): Use unsigned arithmetic.
14020 2008-03-02 Andi Kleen <ak@suse.de>
14021 Richard Guenther <rguenther@suse.de>
14023 * struct-equiv.c: Remove file.
14024 * cfg_cleanup.c (condjump_equiv_p): Remove.
14025 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14026 (struct-equiv.o): Remove rule.
14027 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14028 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14029 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14031 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14033 * ifcvt.c (noce_process_if_block): Try to handle only the then
14034 block if the else block exists but isn't suitable.
14036 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14039 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14040 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14041 regression from previous patch.
14043 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14046 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14048 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14049 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14050 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14051 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14052 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14053 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14054 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14055 (__gthread_mutex_destroy_function): Rename to
14056 __gthread_mutex_destroy.
14057 * gthr-dce.h (__gthread_mutex_destroy): Call
14058 pthread_mutex_destroy.
14059 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14060 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14061 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
14063 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14065 * df-scan.c (df_ref_chain_change_bb): Simplify.
14066 (df_insn_change_bb): Add new_bb argument. Simplify. Call
14067 set_block_for_insn if there's any change.
14068 * df.h ((df_insn_change_bb): Fix prototype.
14069 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
14070 df_insn_change_bb, don't call set_block_for_insn.
14071 * emit-rtl.c (reorder_insns): Likewise.
14072 * haifa-sched.c (move_insn): Likewise.
14074 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14076 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
14078 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14080 * tree-flow-inline.h (next_readonly_imm_use): Return
14081 NULL_USE_OPERAND_P after the end.
14083 2008-03-01 Richard Guenther <rguenther@suse.de>
14085 PR tree-optimization/35411
14086 * tree-sra.c (sra_build_assignment): Split conversion to
14087 final type to a separate statement if we are not assigning
14090 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14092 * fold-const.c (fold_convertible_p): Correct the logic to follow
14093 that in fold_convert().
14095 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
14098 * tree-inline.c (build_duplicate_type): When we make a
14099 duplicate type, make it unique in the canonical types system.
14101 2008-02-29 Tom Tromey <tromey@redhat.com>
14103 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
14104 input_file_stack_history, input_file_stack_restored): Remove.
14105 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14106 * input.h (struct file_stack): Remove.
14107 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14108 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
14110 * diagnostic.h (struct diagnostic_context) <last_module>: Change
14112 (diagnostic_last_module_changed): Add 'map' argument.
14113 (diagnostic_set_last_function): Likewise.
14114 * diagnostic.c (undiagnostic_report_current_module): Iterate using
14115 line map, not input_file_stack.
14116 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
14118 2008-02-29 Paul Brook <paul@codesourcery.com>
14120 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
14122 2008-02-29 Paul Brook <paul@codesourcery.com>
14124 * config/arm/ieee754-df.S (muldf3): Use RET macros.
14126 2008-02-29 Richard Guenther <rguenther@suse.de>
14128 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
14130 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
14131 value for comparing for a store match.
14132 (simplify_unary_expression): Do nothing for SSA_NAMEs.
14133 (try_to_simplify): Do not do a full-blown reference lookup.
14135 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14137 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
14138 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14140 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
14142 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
14144 * tree-loop-linear.c (try_interchange_loops): Compare memory access
14145 strides against cache sizes.
14147 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14149 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
14152 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
14154 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
14155 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
14156 is smaller than the original promoted value.
14157 (simplify_subreg): If OP is a SUBREG, try to preserve its
14158 SUBREG_PROMOTED_VAR_P information.
14160 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
14162 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
14163 (VN_INFO_GET): Allocate new objects on the obstack.
14164 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
14165 for rpo_numbers_temp, for consistency.
14166 (free_scc_vn): Free the obstack.
14168 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
14170 * doc/invoke.texi: Document -ftree-loop-distribution.
14171 * tree-loop-distribution.c: New.
14172 * tree-pass.h (pass_loop_distribution): New.
14173 * graphds.h (struct graph): Add htab_t indices.
14174 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
14175 * tree-vectorizer.c (rename_variables_in_loop): Extern.
14176 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
14177 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
14178 * tree-data-ref.c (debug_data_dependence_relations): New.
14179 (dump_data_dependence_relation): Also print data references.
14180 (free_data_ref): Extern.
14181 (same_access_functions): Moved...
14182 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
14183 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14184 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
14185 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
14186 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
14187 (stmts_from_loop): Skip LABEL_EXPR.
14188 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
14190 (build_rdg): Initialize rdg->indices htab.
14191 (free_rdg, stores_from_loop, ref_base_address,
14192 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
14193 have_similar_memory_accesses_1, ref_base_address_1,
14194 remove_similar_memory_refs): New.
14195 * tree-data-ref.h: Depend on tree-chrec.h.
14196 (debug_data_dependence_relations, free_data_ref): Declared.
14197 (same_access_functions): ... here.
14198 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
14200 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
14201 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
14202 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
14203 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14204 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
14205 rdg_vertex_for_stmt): Declared.
14206 (struct rdg_edge): Add level.
14208 (free_rdg, stores_from_loop, remove_similar_memory_refs,
14209 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
14211 (rdg_has_similar_memory_accesses): New.
14212 * tree-vect-analyze.c: Remove unused static decls.
14213 * lambda.h (dependence_level): New.
14214 * common.opt (ftree-loop-distribution): New.
14215 * tree-flow.h (mark_virtual_ops_in_bb,
14216 slpeel_tree_duplicate_loop_to_edge_cfg,
14217 rename_variables_in_loop): Declared.
14218 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
14219 (OBJS-common): Add tree-loop-distribution.o.
14220 (tree-loop-distribution.o): New rule.
14221 * tree-cfg.c (mark_virtual_ops_in_bb): New.
14222 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
14223 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
14225 2008-02-28 Joseph Myers <joseph@codesourcery.com>
14228 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
14229 other than structures and unions.
14231 2008-02-28 Richard Guenther <rguenther@suse.de>
14234 2008-02-26 Richard Guenther <rguenther@suse.de>
14236 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14237 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14238 (lookup_decl_from_uid): Declare.
14239 (remove_decl_from_map): Likewise.
14240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14242 (decl_for_uid_map): New global hashtable mapping DECL_UID
14244 (init_ttree): Allocate it.
14245 (insert_decl_to_uid_decl_map): New helper function.
14246 (make_node_stat): Insert new decls into the map.
14247 (copy_node_stat): Likewise.
14248 (lookup_decl_from_uid): New function.
14249 (remove_decl_from_map): Likewise.
14250 (print_decl_for_uid_map_statistics): New helper.
14251 (dump_tree_statistics): Call it.
14253 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14254 (referenced_var_iterator): Adjust.
14255 (FOR_EACH_REFERENCED_VAR): Adjust.
14256 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14257 (num_referenced_vars): Adjust.
14258 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14259 (first_referenced_var): Remove.
14260 (end_referenced_vars_p): Likewise.
14261 (next_referenced_var): Likewise.
14262 (referenced_var_iterator_set): New helper function.
14263 * tree-dfa.c (referenced_var_lookup): Adjust.
14264 (referenced_var_check_and_insert): Likewise.
14265 (remove_referenced_var): Likewise.
14266 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14268 (verify_call_clobbering): Likewise.
14269 (verify_memory_partitions): Likewise.
14270 (init_tree_ssa): Allocate bitmap instead of hashtable for
14272 (delete_tree_ssa): Adjust.
14273 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14275 (compute_tag_properties): Likewise.
14276 (set_initial_properties): Likewise.
14277 (find_partition_for): Likewise.
14278 (update_reference_counts): Likewise.
14279 (dump_may_aliases_for): Likewise.
14280 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14281 (add_call_clobber_ops): Likewise.
14282 (add_call_read_ops): Likewise.
14283 (get_asm_expr_operands): Likewise.
14284 * tree-into-ssa.c (dump_decl_set): Likewise.
14285 (update_ssa): Likewise.
14286 * tree-sra.c (scan_function): Likewise.
14287 (decide_instantiations): Likewise.
14288 (scalarize_parms): Likewise.
14289 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14290 (dsa_named_for): Likewise.
14291 * tree-ssa-structalias.c (update_alias_info): Likewise.
14292 (merge_smts_into): Likewise.
14294 2008-02-27 David Daney <ddaney@avtrex.com>
14297 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
14298 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
14299 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
14300 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
14301 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
14303 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
14306 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
14307 (BUILT_IN_NEXTTOWARD): Remove.
14308 (BUILT_IN_NEXTTOWARDF): Ditto.
14309 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
14310 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
14312 2008-02-27 Tom Tromey <tromey@redhat.com>
14314 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
14315 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
14317 2008-02-27 Jan Beulich <jbeulich@novell.com>
14319 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
14320 update the respective field on newdecl.
14322 2008-02-27 Revital Eres <eres@il.ibm.com>
14324 PR rtl-optimization/34999
14325 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
14326 crossing edges that ends with a call insn.
14327 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
14328 call insn and clear the EDGE_CROSSING flag of the crossing edge
14329 when fixing fallthru edges.
14331 2008-02-27 Richard Guenther <rguenther@suse.de>
14333 PR middle-end/35390
14334 * fold-const.c (fold_unary): Return the correct argument,
14335 converted to the result type.
14337 2008-02-27 Richard Guenther <rguenther@suse.de>
14339 PR middle-end/34971
14340 * expr.c (expand_expr_real_1): Assert on rotates that operate
14342 * fold-const.c (fold_binary): Use the types precision, not the
14343 bitsize of the mode if folding rotate expressions. Build rotates
14344 only for full modes.
14346 2008-02-27 Jakub Jelinek <jakub@redhat.com>
14348 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
14349 and CPP_PRAGMA_EOL.
14350 * c-pragma.c (pragma_ns_name): New typedef.
14351 (registered_pp_pragmas): New variable.
14352 (c_pp_lookup_pragma): New function.
14353 (c_register_pragma_1): If flag_preprocess_only, do nothing
14354 for non-expanded pragmas, for expanded ones push pragma's
14355 namespace and name into registered_pp_pragmas vector.
14356 (c_invoke_pragma_handler): Register OpenMP pragmas even when
14357 flag_preprocess_only, don't register GCC pch_preprocess
14358 pragma if flag_preprocess_only.
14359 * c-opts.c (c_common_init): Call init_pragma even if
14360 flag_preprocess_only.
14361 * c-pragma.c (c_pp_lookup_pragma): New prototype.
14362 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
14363 cpp_register_pragma if flag_preprocess_only.
14365 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14368 * c-parser.c (c_parser_translation_unit): Warn for empty
14369 translation unit, not empty source file.
14371 2008-02-26 Paul Brook <paul@codesourcery.com>
14373 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
14374 operand for Thumb-2.
14375 * config/arm/arm.h (reg_class): Add CORE_REGS.
14376 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
14377 (BASE_REG_CLASS): Use CORE_REGS.
14378 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
14379 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
14380 (REGNO_OK_FOR_INDEX_P): Exclude SP.
14381 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
14382 ARM_REGNO_OK_FOR_INDEX_P.
14383 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
14384 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
14385 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
14386 (ldm/stm peepholes): Ditto.
14387 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
14388 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
14389 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
14390 * config/arm/constraints.md: Enable "k" constraint on ARM.
14392 2008-02-27 Ben Elliston <bje@au.ibm.com>
14394 * config/rs6000/rs6000.c: Annotate cache line size field in all
14395 instances of struct processor_costs.
14397 2008-02-26 David Edelsohn <edelsohn@gnu.org>
14399 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
14400 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
14401 jump_bypass): New counters.
14402 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
14403 * dce.c (gate_ud_dce): Same.
14404 (gate_fast_dce): Same.
14405 * dse.c (gate_dse1): New function.
14406 (gate_dse2): New function.
14407 (gate_dse): Merge results of new gate functions.
14408 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
14409 (gate_handle_jump_bypass): Add dbg_cnt.
14410 (gate_handle_gcse): Add dbg_cnt.
14411 * ifcvt.c (gate_handle_if_conversion): Same.
14412 (gate_handle_if_after_combine): Same.
14413 (gate_handle_if_after_reload): Same.
14414 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
14416 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
14418 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
14420 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
14422 2008-02-26 Jason Merrill <jason@redhat.com>
14425 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
14426 alone if it's the naming decl for the type's main variant.
14428 2008-02-26 Tom Tromey <tromey@redhat.com>
14430 * system.h (USE_MAPPED_LOCATION): Poison.
14431 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
14432 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
14433 (make_goto_expr_edges): Likewise.
14434 (remove_bb): Likewise.
14435 (execute_warn_function_return): Likewise.
14436 * basic-block.h (struct edge_def) <goto_locus>: Change type to
14438 * c-common.c (fname_decl): Remove old location code.
14439 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
14441 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
14443 (ASM_INPUT_SOURCE_LOCATION): Likewise.
14444 (gen_rtx_ASM_INPUT): Likewise.
14445 (gen_rtx_ASM_INPUT_loc): Likewise.
14446 (get_rtx_asm_OPERANDS): Remove.
14447 * cfglayout.c (insn_locators_alloc): Remove old location code.
14448 (set_curr_insn_source_location): Likewise.
14449 (curr_insn_locator): Likewise.
14450 * print-tree.c (print_node): Remove old location code.
14451 * tree-mudflap.c (mf_varname_tree): Remove old location code.
14452 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
14453 * cfgexpand.c (expand_gimple_cond_expr): Don't use
14454 location_from_locus.
14455 (construct_exit_block): Remove old location code.
14456 * emit-rtl.c (force_next_line_note): Remove old location code.
14457 * profile.c (branch_prob): Remove old location code.
14458 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
14459 LOC_LINE): Remove old-location variants.
14460 * langhooks.c (lhd_print_error_function): Remove old location
14462 * configure, config.in: Rebuilt.
14463 * configure.ac (--enable-mapped-location): Remove.
14464 * c-decl.c (c_init_decl_processing): Remove old location code.
14465 (finish_function): Likewise.
14466 * recog.c (decode_asm_operands): Remove old location code.
14467 * c-pch.c (c_common_read_pch): Remove old location code.
14468 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
14470 * gimple-low.c (lower_function_body): Remove old location code.
14471 * toplev.c (unknown_location): Remove.
14472 (push_srcloc): Remove old-location variant.
14473 (process_options): Remove old location code.
14474 (lang_dependent_init): Likewise.
14475 * input.h (UNKNOWN_LOCATION): Move definition.
14476 (location_t): Undeprecate.
14477 (source_locus): Remove.
14478 (location_from_locus): Remove.
14479 (struct location_s): Remove.
14480 Remove all old-location code.
14481 (input_line, input_filename): Remove.
14482 * final.c (final_scan_insn): Remove old location code.
14483 * diagnostic.c (diagnostic_build_prefix): Remove
14484 USE_MAPPED_LOCATION test.
14485 * tree.h (gimple_stmt) <locus>: Now a location_t.
14486 (tree_exp) <locus>: Likewise.
14487 (DECL_IS_BUILTIN): Remove old-location variant.
14488 (annotate_with_file_line, annotate_with_locus): Likewise.
14489 (expr_locus, set_expr_locus): Update.
14490 * tree.c (build1_stat): Remove old location code.
14491 (last_annotated_node): Remove.
14492 (annotate_with_file_line): Remove old-location variant.
14493 (annotate_with_locus): Likewise.
14494 (expr_location): Remove old location code.
14495 (set_expr_location): Likewise.
14496 (expr_has_location): Likewise.
14497 (expr_locus): Likewise.
14498 (set_expr_locus): Likewise.
14499 (expr_filename): Don't use location_from_locus.
14500 (expr_lineno): Likewise.
14501 * rtl-error.c (location_for_asm): Remove old location code.
14502 * c-lex.c (cb_line_change): Remove old location code.
14503 (fe_file_change): Likewise.
14504 (cb_def_pragma): Likewise.
14505 (c_lex_with_flags): Likewise.
14506 * gengtype.c (do_typedef): Don't special-case location types.
14507 (define_location_structures): Remove.
14508 (main): Don't call define_location_structures.
14509 * tree-pretty-print.c (dump_implicit_edges): Remove old location
14512 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14515 * builtins.def (BUILT_IN_STDARG_START): Remove.
14516 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
14517 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14518 * tree-inline.c (inline_forbidden_p_1): Likewise.
14520 2008-02-26 Richard Guenther <rguenther@suse.de>
14522 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14523 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14524 (lookup_decl_from_uid): Declare.
14525 (remove_decl_from_map): Likewise.
14526 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14527 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14528 (decl_for_uid_map): New global hashtable mapping DECL_UID
14530 (init_ttree): Allocate it.
14531 (insert_decl_to_uid_decl_map): New helper function.
14532 (make_node_stat): Insert new decls into the map.
14533 (copy_node_stat): Likewise.
14534 (lookup_decl_from_uid): New function.
14535 (remove_decl_from_map): Likewise.
14536 (print_decl_for_uid_map_statistics): New helper.
14537 (dump_tree_statistics): Call it.
14539 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14540 (referenced_var_iterator): Adjust.
14541 (FOR_EACH_REFERENCED_VAR): Adjust.
14542 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14543 (num_referenced_vars): Adjust.
14544 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14545 (first_referenced_var): Remove.
14546 (end_referenced_vars_p): Likewise.
14547 (next_referenced_var): Likewise.
14548 (referenced_var_iterator_set): New helper function.
14549 * tree-dfa.c (referenced_var_lookup): Adjust.
14550 (referenced_var_check_and_insert): Likewise.
14551 (remove_referenced_var): Likewise.
14552 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14553 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14554 (verify_call_clobbering): Likewise.
14555 (verify_memory_partitions): Likewise.
14556 (init_tree_ssa): Allocate bitmap instead of hashtable for
14558 (delete_tree_ssa): Adjust.
14559 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14560 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14561 (compute_tag_properties): Likewise.
14562 (set_initial_properties): Likewise.
14563 (find_partition_for): Likewise.
14564 (update_reference_counts): Likewise.
14565 (dump_may_aliases_for): Likewise.
14566 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14567 (add_call_clobber_ops): Likewise.
14568 (add_call_read_ops): Likewise.
14569 (get_asm_expr_operands): Likewise.
14570 * tree-into-ssa.c (dump_decl_set): Likewise.
14571 (update_ssa): Likewise.
14572 * tree-sra.c (scan_function): Likewise.
14573 (decide_instantiations): Likewise.
14574 (scalarize_parms): Likewise.
14575 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14576 (dsa_named_for): Likewise.
14577 * tree-ssa-structalias.c (update_alias_info): Likewise.
14578 (merge_smts_into): Likewise.
14580 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14583 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14584 * c-opts.c (c_common_handle_option): Wall enables
14585 Wvolatile-register-var.
14586 * common.opt: Move Wvolatile-register-var to...
14589 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14591 * common.opt (Wlarger-than=): New.
14592 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14594 * opts.c (common_handle_option): Handle -Wlarger-than=.
14595 * optc-gen.awk: Likewise.
14596 * opth-gen.awk: Likewise.
14597 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14598 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14600 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14602 * c-common.c (match_case_to_enum_1): Add appropriate
14603 OPT_W* parameter to warning.
14604 (c_do_switch_warnings): Likewise.
14605 * c-typeck.c (warning_init): Add one more parameter following
14606 'warning' function.
14607 (push_init_level): Update call to warning_init.
14608 (pop_init_level): Likewise.
14609 (add_pending_init): Likewise.
14610 (output_init_element: Likewise.
14612 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14615 * toplev.c (toplev_main): If there are warnings or error, print
14616 errors for ignored options.
14617 * opts.c (ignored_options): New static variable.
14618 (postpone_unknown_option_error): New.
14619 (print_ignored_options): New.
14620 (handle_option): Postpone errors for unknown -Wno-* options.
14621 * opts.h (print_ignored_options): Declare.
14623 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
14625 * config/mips/mips.md (loadgp_blockage, blockage): Change type
14628 2008-02-25 Richard Guenther <rguenther@suse.de>
14631 2008-02-25 Richard Guenther <rguenther@suse.de>
14633 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14634 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14635 (lookup_decl_from_uid): Declare.
14636 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14637 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14638 (decl_for_uid_map): New global hashtable mapping DECL_UID
14640 (init_ttree): Allocate it.
14641 (insert_decl_to_uid_decl_map): New helper function.
14642 (make_node_stat): Insert new decls into the map.
14643 (copy_node_stat): Likewise.
14644 (lookup_decl_from_uid): New function.
14645 (print_decl_for_uid_map_statistics): New helper.
14646 (dump_tree_statistics): Call it.
14648 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14649 (referenced_var_iterator): Adjust.
14650 (FOR_EACH_REFERENCED_VAR): Adjust.
14651 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14652 (num_referenced_vars): Adjust.
14653 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14654 (first_referenced_var): Remove.
14655 (end_referenced_vars_p): Likewise.
14656 (next_referenced_var): Likewise.
14657 (referenced_var_iterator_set): New helper function.
14658 * tree-dfa.c (referenced_var_lookup): Adjust.
14659 (referenced_var_check_and_insert): Likewise.
14660 (remove_referenced_var): Likewise.
14661 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14662 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14663 (verify_call_clobbering): Likewise.
14664 (verify_memory_partitions): Likewise.
14665 (init_tree_ssa): Allocate bitmap instead of hashtable for
14667 (delete_tree_ssa): Adjust.
14668 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14669 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14670 (compute_tag_properties): Likewise.
14671 (set_initial_properties): Likewise.
14672 (find_partition_for): Likewise.
14673 (update_reference_counts): Likewise.
14674 (dump_may_aliases_for): Likewise.
14675 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14676 (add_call_clobber_ops): Likewise.
14677 (add_call_read_ops): Likewise.
14678 (get_asm_expr_operands): Likewise.
14679 * tree-into-ssa.c (dump_decl_set): Likewise.
14680 (update_ssa): Likewise.
14681 * tree-sra.c (scan_function): Likewise.
14682 (decide_instantiations): Likewise.
14683 (scalarize_parms): Likewise.
14684 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14685 (dsa_named_for): Likewise.
14686 * tree-ssa-structalias.c (update_alias_info): Likewise.
14687 (merge_smts_into): Likewise.
14689 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14692 * doc/invoke.texi (-fcx-limited-range): Document new option.
14693 * toplev.c (process_options): Handle -fcx-fortran-rules.
14694 * common.opt: Add documentation for -fcx-fortran-rules.
14696 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14699 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14700 actual behaviour and C99.
14702 2008-02-26 Ben Elliston <bje@au.ibm.com>
14704 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14705 (ASM_CPU_POWER6_SPEC): Likewise.
14706 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14707 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14708 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14710 2008-02-25 Richard Guenther <rguenther@suse.de>
14712 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14713 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14714 (lookup_decl_from_uid): Declare.
14715 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14716 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14717 (decl_for_uid_map): New global hashtable mapping DECL_UID
14719 (init_ttree): Allocate it.
14720 (insert_decl_to_uid_decl_map): New helper function.
14721 (make_node_stat): Insert new decls into the map.
14722 (copy_node_stat): Likewise.
14723 (lookup_decl_from_uid): New function.
14724 (print_decl_for_uid_map_statistics): New helper.
14725 (dump_tree_statistics): Call it.
14727 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14728 (referenced_var_iterator): Adjust.
14729 (FOR_EACH_REFERENCED_VAR): Adjust.
14730 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14731 (num_referenced_vars): Adjust.
14732 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14733 (first_referenced_var): Remove.
14734 (end_referenced_vars_p): Likewise.
14735 (next_referenced_var): Likewise.
14736 (referenced_var_iterator_set): New helper function.
14737 * tree-dfa.c (referenced_var_lookup): Adjust.
14738 (referenced_var_check_and_insert): Likewise.
14739 (remove_referenced_var): Likewise.
14740 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14741 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14742 (verify_call_clobbering): Likewise.
14743 (verify_memory_partitions): Likewise.
14744 (init_tree_ssa): Allocate bitmap instead of hashtable for
14746 (delete_tree_ssa): Adjust.
14747 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14748 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14749 (compute_tag_properties): Likewise.
14750 (set_initial_properties): Likewise.
14751 (find_partition_for): Likewise.
14752 (update_reference_counts): Likewise.
14753 (dump_may_aliases_for): Likewise.
14754 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14755 (add_call_clobber_ops): Likewise.
14756 (add_call_read_ops): Likewise.
14757 (get_asm_expr_operands): Likewise.
14758 * tree-into-ssa.c (dump_decl_set): Likewise.
14759 (update_ssa): Likewise.
14760 * tree-sra.c (scan_function): Likewise.
14761 (decide_instantiations): Likewise.
14762 (scalarize_parms): Likewise.
14763 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14764 (dsa_named_for): Likewise.
14765 * tree-ssa-structalias.c (update_alias_info): Likewise.
14766 (merge_smts_into): Likewise.
14768 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14771 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14772 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14773 * alias.h (nonoverlapping_memrefs_p): Likewise.
14775 2008-02-25 Jan Beulich <jbeulich@novell.com>
14777 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14778 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14779 __emultls_get_address, __emultls_register_common,
14780 __floatundi?f, and _Unwind_GetIPInfo.
14781 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14782 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14783 (gen_regparm_prefix): Likewise.
14784 (i386_nlm_encode_section_info): Sync with
14785 config/i386/winnt.c:i386_pe_encode_section_info().
14786 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14787 i386_nlm_mangle_decl_assembler_name): New.
14788 (netware_override_options): New.
14789 * config/i386/netware.h (netware_override_options): Declare.
14790 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14791 (i386_nlm_mangle_decl_assembler_name): Declare.
14792 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14794 2008-02-25 Ben Elliston <bje@au.ibm.com>
14797 * c-decl.c (grokdeclarator): Remove unused local variables
14798 `typedef_type' and `type_as_written'.
14800 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14801 unused local variable `has_hot_blocks'.
14802 (fix_crossing_conditional_branches): Remove unused local variable
14805 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14807 PR middle-end/19984
14808 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14809 using DEF_C99_BUILTIN.
14810 (BUILT_IN_NANF): Ditto.
14811 (BUILT_IN_NANL): Ditto.
14813 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14814 Revital Eres <eres@il.ibm.com>
14816 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14817 regarding the order of two dependent insns in the same row.
14819 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14821 * stor-layout.c (layout_decl): Do not bump the alignment of a
14822 bit-field to more than byte alignment if it is packed.
14824 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14826 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14829 2008-02-24 Diego Novillo <dnovillo@google.com>
14831 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14834 * tree-vrp.c (vrp_evaluate_conditional): With
14835 -Wtype-limits, emit a warning when comparing against a
14836 constant outside the natural range of OP0's type.
14837 * c.opt (Wtype-limits): Move ...
14838 * common.opt (Wtype-limits): ... here.
14840 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14842 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14843 * config/rs6000/e300c2c3.md: New file.
14844 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14846 (rs6000_override_options): Add e300c2 and e300c3 cases to
14847 processor_target_table. Do not allow usage of Altivec or Spe
14848 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14849 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14850 * config/rs6000/rs6000.h (processor_type): Add
14851 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14852 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14853 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14854 and ppce300c3. Include e300c2c3.md.
14856 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14858 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14859 instead of TARGET_STRICT_ALIGN.
14861 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14863 * explow.c (memory_address): Assert that the generated address is
14866 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14869 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14870 * config/darwin-ppc-ldouble-patch.def: New file.
14871 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14872 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14873 SUBTARGET_INIT_BUILTINS if defined.
14874 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14877 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14880 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14881 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14883 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14886 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14887 file" warning condtional on -Winvalid-PCH.
14889 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14891 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14893 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14897 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14898 prevent reload from using MMX registers.
14899 (*mov<mode>_internal): Ditto.
14900 (*movv2sf_internal_rex64): Ditto.
14901 (*movv2sf_internal): Ditto.
14903 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14905 PR documentation/31569
14906 * doc/install.texi2html: Use makeinfo --no-number-sections.
14908 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14910 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14911 ensure that we can address an entire entity > 8 bytes. Don't
14912 generate reg+reg addressing for such data.
14914 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14916 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14917 strings when optimizing for size, unless the target cares about
14920 2008-02-22 Tom Tromey <tromey@redhat.com>
14922 * regclass.c (current_pass): Remove declaration.
14924 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14926 * config/avr/libgcc.S (__RAMPZ__): Define.
14927 (__do_copy_data): Add for devices with 128KB code memory.
14929 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14931 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14933 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14935 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14937 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14940 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14943 * c-typeck.c (build_binary_op): Warn about floating point
14944 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14946 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14949 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14950 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14952 (rs6000_override_options): Set altivec_abi as default, not override,
14953 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14954 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14955 is used; use new member spe_abi.
14956 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14957 spe_abi and altivec_abi.
14959 2008-02-22 Tomas Bily <tbily@suse.cz>
14961 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14963 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14966 * config.build (build_file_translate): Set to `CMD //c' only if
14968 * Makefile.in (build_file_translate): Improve comment.
14970 2008-02-21 Jan Hubicka <jh@suse.cz>
14972 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14973 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14974 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14976 2008-02-21 Michael Matz <matz@suse.de>
14979 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14981 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14983 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14984 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14985 as insn constraint.
14986 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14987 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14988 SSE_VEC_FLOAT_MODE_P as insn constraint.
14989 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14990 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14991 sse4a_movntdf using MODEF mode iterator.
14992 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14993 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14994 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14995 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14996 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14997 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14998 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15000 2008-02-21 Richard Guenther <rguenther@suse.de>
15002 * tree.def (PAREN_EXPR): New tree code.
15003 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15005 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15006 * expr.c (expand_expr_real_1): Likewise.
15007 * tree-inline.c (estimate_num_insns_1): Likewise.
15008 * tree-complex.c (expand_complex_move): Likewise.
15009 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15012 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15015 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15017 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15020 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15022 * config/sh/sh.c (find_barrier): Don't go past
15023 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15025 2008-02-20 DJ Delorie <dj@redhat.com>
15027 * config/h8300/h8300.md (insv): Force source operand to be a register.
15029 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15030 as a jump, not as a plain insn.
15032 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15034 * doc/invoke.texi (Warning Options): Add new option
15035 -Wframe-larger-than=.
15036 (-Wframe-larger-than): Document.
15038 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15039 Add declarations for new option variables.
15041 * final.c (final_start_function): Check the frame size
15042 before emission and issue a Wframe-larger-than warning.
15044 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15045 Add definitions for new option variables.
15046 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15048 * common.opt (Wframe-larger-than=): New option.
15050 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15052 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15053 (<sse>_div<mode>3): Ditto.
15054 (<sse>_vmdiv<mode>3): Ditto.
15055 (<sse>_vmsqrt<mode>2): Ditto.
15056 (*smax<mode>3): Ditto.
15057 (sse5_frcz<mode>2): Ditto.
15058 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15059 as insn constraint.
15061 2008-02-20 Richard Guenther <rguenther@suse.de>
15063 PR middle-end/35265
15064 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
15065 be happy with INTEGRAL_TYPE_P.
15067 2008-02-20 Richard Guenther <rguenther@suse.de>
15069 * fold-const.c (split_tree): Associate floatig-point expressions
15070 if flag_associative_math is set.
15072 2008-02-20 Richard Guenther <rguenther@suse.de>
15074 * tree.h (fold_real_zero_addition_p): Declare.
15075 * fold-const.c (fold_real_zero_addition_p): Export.
15076 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
15077 floating-point operations with zero and one.
15079 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
15081 * doc/install.texi: Correct references to CFLAGS, replacing them
15082 with BOOT_CFLAGS. Document flags used during bootstrap for
15085 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15087 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
15088 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
15089 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
15091 (smin<mode>3): Ditto from similar patterns.
15092 (smax<mode>3): Ditto.
15093 (*ieee_smin<mode>3): Ditto.
15094 (*ieee_smax<mode>3): Ditto.
15095 * config/i386/sse.md (sse): New mode attribute.
15096 (mov<mode>): Macroize expander from movv4sf and movv2df using
15097 SSEMODEF2P mode iterator.
15098 (<sse>_movnt<mode>): Ditto from similar patterns. Use
15099 SSE_VEC_FLOAT_MODE_P as insn constraint.
15100 (storent<mode>): Ditto.
15101 (storent<mode>): Macroize expander from storentsf and storentdf using
15102 MODEF mode iterator.
15103 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
15104 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
15105 (abs<mode>2): Ditto from similar patterns.
15106 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
15107 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
15108 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
15109 (<sse>_vmsqrt<mode>2): Ditto.
15110 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
15111 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
15112 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
15113 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
15114 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
15115 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
15116 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
15118 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
15119 iterator and SSE_FLOAT_MODE_P as insn constraint.
15120 (<sse>_ucomi): Ditto from similar patterns.
15121 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
15122 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
15123 SSE_VEC_FLOAT_MODE_P as insn constraint.
15124 (vcond<mode>): Ditto from similar patterns.
15125 (and<mode>3, *and<mode>3): Ditto.
15126 (<sse>_nand<mode>3): Ditto.
15127 (ior<mode>3, *ior<mode>3): Ditto.
15128 (xor<mode>3, *xor<mode>3): Ditto.
15129 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
15130 iterator and SSE_FLOAT_MODE_P as insn constraint.
15131 (*nand<mode>3): Ditto from similar patterns.
15132 (*ior<mode>3): Ditto.
15133 (*xor<mode>3): Ditto.
15135 2008-02-20 Ira Rosen <irar@il.ibm.com>
15137 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
15138 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
15139 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
15141 2008-02-19 Jan Hubicka <jh@suse.cz>
15143 * predict.c (tree_bb_level_predictions): Remove variable next
15144 mistakely introduced by previous commit.
15146 2008-02-19 Jan Hubicka <jh@suse.cz>
15148 * predict.c (predict_paths_leading_to): Rewrite.
15149 (predict_paths_for_bb): New.
15150 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
15152 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15155 * Makefile.in (build_file_translate): New.
15156 (gcc-vers.texi): Use it for translating $(abs_srcdir).
15157 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
15158 * configure.ac (build_file_translate): Substitute it.
15159 * configure: Regenerate.
15161 2008-02-19 Jan Hubicka <jh@suse.cz>
15163 PR rtl-optimization/34408
15164 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
15167 2008-02-19 Jan Hubicka <jh@suse.cz>
15169 PR middle-end/28779
15170 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
15173 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
15176 * config/i386/i386-modes.def: Revert the last DI alignment
15177 change until Ada people can look into it.
15179 2008-02-19 Nick Clifton <nickc@redhat.com>
15181 * opts.c (print_specific_help): Fix typo in --help text.
15183 2008-02-19 Jakub Jelinek <jakub@redhat.com>
15186 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
15187 32-bit inline asm without asm alternatives for host GCC < 3.0.
15189 2008-02-19 Richard Guenther <rguenther@suse.de>
15191 PR tree-optimization/34989
15192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
15193 Allow propagation to INDIRECT_REF if we can simplify only.
15195 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15197 * c-common.c (warn_for_collisions_1): Use appropriate option when
15200 2008-02-19 Nick Clifton <nickc@redhat.com>
15203 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
15204 (handle_options): Fix indentation.
15205 (print_filtered_help): If no language-specific options were
15206 displayed tell the user how to list all the options supported by
15207 the language's front-end.
15208 (print_specific_help): Fix indentation and remove duplicate line.
15209 (common_handle_option): Handle the -v option.
15210 For --help enable the display of undocumented options if the -v
15211 switch has been included on the command line.
15212 For --help= check for overlaps in the arguments between the option
15213 classes and the language names and issue a warning when they
15214 cannot be disambiguated.
15215 * c.opt (v): Pass on to the common option handler.
15217 2008-02-19 Revital Eres <eres@il.ibm.com>
15219 * modulo-sched.c (sms_schedule): Change dump message when
15220 create_ddg function fails.
15221 (try_scheduling_node_in_cycle): Rename row to cycle.
15222 (print_partial_schedule): Rename CYCLE to ROW.
15224 2008-02-19 Christian Bruel <christian.bruel@st.com>
15225 Zdenek Dvorak <ook@ucw.cz>
15227 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
15229 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15232 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
15233 (*x86_movdicc_0_m1_se): Ditto.
15235 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15237 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
15238 (CMPtype): Define as __gcc_CMPtype.
15239 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
15240 (CMPtype): Define as __gcc_CMPtype.
15242 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
15244 Support valgrind 3.3 for --enable-checking=valgrind.
15245 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
15247 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
15248 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
15249 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
15250 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
15251 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
15252 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
15253 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
15255 * ggc-zone.c: Similar.
15256 * ggc-page.c: Similar.
15258 2008-02-19 Paul Brook <paul@codesourcery.com>
15261 * config/arm/ieee754-df.S: Fix do_it typo.
15262 * config/arm/ieee754-sf.S: Fix do_it typo.
15264 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15267 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
15268 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
15269 (OPTION_MASK_ISA_SSE_SET): Likewise.
15270 (OPTION_MASK_ISA_SSE2_SET): Likewise.
15271 (OPTION_MASK_ISA_SSE3_SET): Likewise.
15272 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
15273 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
15274 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
15275 (OPTION_MASK_ISA_SSE4_SET): Likewise.
15276 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
15277 (OPTION_MASK_ISA_SSE5_SET): Likewise.
15278 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
15279 (OPTION_MASK_ISA_MMX_UNSET): Updated.
15280 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
15281 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15282 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15283 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15284 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15285 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15286 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15287 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
15288 (OPTION_MASK_ISA_SSE4): Removed.
15289 (ix86_handle_option): Turn on bits in ix86_isa_flags and
15290 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
15291 (override_options): Don't turn on implied SSE/MMX bits in
15294 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15296 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15299 2008-02-18 Joey Ye <joey.ye@intel.com>
15301 PR middle-end/34921
15302 * tree-nested.c (insert_field_into_struct): Set type alignment
15303 to field alignment if the former is less than the latter.
15305 2008-02-18 Jakub Jelinek <jakub@redhat.com>
15307 * BASE-VER: Set to 4.4.0.
15309 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15311 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
15312 * doc/cfg.texi: Likewise.
15313 * doc/extend.texi: Likewise.
15314 * doc/gty.texi: Likewise.
15315 * doc/invoke.texi: Likewise.
15316 * doc/loop.texi: Likewise.
15317 * doc/md.texi: Likewise.
15318 * doc/passes.texi: Likewise.
15319 * doc/rtl.texi: Likewise.
15320 * doc/sourcebuild.texi: Likewise.
15321 * doc/tm.texi: Likewise.
15322 * doc/tree-ssa.texi: Likewise.
15324 2008-02-17 Richard Guenther <rguenther@suse.de>
15326 PR middle-end/35227
15327 * tree-complex.c (init_parameter_lattice_values): Handle parameters
15328 without default definition.
15330 2008-02-17 Richard Guenther <rguenther@suse.de>
15332 PR tree-optimization/35231
15333 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
15336 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
15339 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15340 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15341 libgcc_cmp_return mode.
15343 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15346 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
15348 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
15350 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
15353 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15355 * doc/c-tree.texi: Use `@.' where appropriate.
15356 * doc/extend.texi: Likewise.
15357 * doc/install.texi: Likewise.
15358 * doc/invoke.texi: Likewise.
15359 * doc/loop.texi: Likewise.
15360 * doc/makefile.texi: Likewise.
15361 * doc/md.texi: Likewise.
15362 * doc/passes.texi: Likewise.
15363 * doc/standards.texi: Likewise.
15364 * doc/tm.texi: Likewise.
15366 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15368 PR middle-end/35196
15369 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
15371 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
15372 rather than in entry_bb.
15374 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15376 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15377 libgcc_cmp_return mode.
15379 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15381 PR middle-end/35130
15382 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
15383 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
15385 2008-02-15 Richard Guenther <rguenther@suse.de>
15386 Zdenek Dvorak <ook@ucw.cz>
15388 PR tree-optimization/35164
15389 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
15390 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
15391 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15392 Only propagate addresses which do not have abnormal SSA_NAMEs
15395 2008-02-15 Joseph Myers <joseph@codesourcery.com>
15398 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
15400 2008-02-15 Jan Hubicka <jh@suse.cz>
15402 PR middle-end/35149
15403 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
15405 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15407 PR middle-end/34621
15408 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
15409 when calculating alignment_pad.
15411 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15413 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15414 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
15415 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
15416 and STACK_BOUNDARY define.
15418 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
15420 PR preprocessor/35061
15421 * c-pragma.c (handle_pragma_pop_macro): Check that
15422 pushed_macro_table has been allocated.
15424 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
15426 PR middle-end/35136
15427 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
15428 (force_gimple_operand): Likewise.
15429 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
15430 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
15431 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
15432 (find_interesting_uses_address): Check addressability and alignment
15433 of the base expression only after substituting bases of IVs into it.
15435 2008-02-14 Michael Matz <matz@suse.de>
15438 * function.c (instantiate_virtual_regs_in_insn): Reload address
15439 before falling back to reloading the whole operand.
15441 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
15443 * config/s390/s390.c (s390_mainpool_start): Emit the pool
15444 before the first section switch note.
15446 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15448 * doc/bugreport.texi: Update copyright years.
15449 * doc/c-tree.texi: Likewise.
15450 * doc/cfg.texi: Likewise.
15451 * doc/cpp.texi: Likewise.
15452 * doc/cppinternals.texi: Likewise.
15453 * doc/fragments.texi: Likewise.
15454 * doc/frontends.texi: Likewise.
15455 * doc/gcc.texi: Likewise.
15456 * doc/gty.texi: Likewise.
15457 * doc/hostconfig.texi: Likewise.
15458 * doc/implement-c.texi: Likewise.
15459 * doc/libgcc.texi: Likewise.
15460 * doc/loop.texi: Likewise.
15461 * doc/makefile.texi: Likewise.
15462 * doc/options.texi: Likewise.
15463 * doc/passes.texi: Likewise.
15464 * doc/rtl.texi: Likewise.
15465 * doc/sourcebuild.texi: Likewise.
15466 * doc/standards.texi: Likewise.
15467 * doc/tree-ssa.texi: Likewise.
15468 * doc/trouble.texi: Likewise.
15470 * doc/extend.texi: Use @: or add comma where appropriate.
15471 * doc/invoke.texi: Likewise.
15472 * doc/tm.texi: Likewise.
15474 2008-02-14 Alan Modra <amodra@bigpond.net.au>
15477 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
15480 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
15482 * doc/md.texi (clz, ctz): Add reference.
15483 * doc/rtl.texi (clz, ctz): Likewise.
15485 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15488 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
15491 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
15493 * config/s390/s390.c (struct constant_pool): New field
15494 emit_pool_after added.
15495 (s390_mainpool_start): Set the emit_pool_after flag according
15496 to the section switch notes.
15497 (s390_mainpool_finish): Consider emit_pool_after when emitting
15498 the literal pool at the end of the function.
15499 (s390_chunkify_start): Force literal pool splits at section
15502 2008-02-13 Michael Matz <matz@suse.de>
15505 * var-tracking.c (clobber_variable_part): Correctly traverse the
15508 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15511 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
15512 Add -fdump-ipa-inline.
15513 * tree-dump.c (dump_files): Remove tree-inlined dump.
15514 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
15516 2008-02-12 Richard Guenther <rguenther@suse.de>
15518 PR tree-optimization/35171
15519 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
15522 2008-02-12 Richard Guenther <rguenther@suse.de>
15524 PR middle-end/35163
15525 * fold-const.c (fold_widened_comparison): Use get_unwidened in
15526 value-preserving mode. Disallow final truncation.
15528 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
15530 PR middle-end/35136
15531 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
15532 code from here to...
15533 (force_gimple_operand): ...here.
15535 2008-02-12 Jakub Jelinek <jakub@redhat.com>
15538 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
15539 non-compatible pointers.
15540 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
15541 different FIELD_DECLs, try harder by comparing field offsets, sizes
15544 PR inline-asm/35160
15545 * function.c (match_asm_constraints_1): Don't replace the same input
15548 2008-02-12 Anatoly Sokolov <aesok@post.ru>
15550 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
15551 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
15552 (expand_epilogue): Restore RAMPZ register.
15553 * config/avr/avr.md (RAMPZ_ADDR): New constant.
15555 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
15557 * config/i386/cygwin.asm: (__alloca): Correct calling
15558 convention and alignment.
15559 (__chkstk): Force 8 byte stack alignment.
15561 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
15562 Richard Guenther <rguenther@suse.de>
15564 PR tree-optimization/33992
15565 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
15566 the zero we compare against.
15568 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15570 PR libfortran/35063
15571 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15572 to CloseHandle after unlocking to prevent accumulation of handle
15575 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15577 PR middle_end/34150
15578 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15579 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15580 and update LABEL_NUSES during and after reload.
15582 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15584 PR middle-end/34627
15585 * combine.c (simplify_if_then_else): Make sure the comparison is
15586 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15588 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15591 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15592 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15593 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15594 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15595 * tree.h (get_type_static_bounds): Likewise.
15597 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15599 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15600 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15601 Make -Wfoo language annotations match what the compiler outputs.
15603 2008-02-08 Sa Liu <saliu@de.ibm.com>
15605 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15606 intrinsics spu_convts, spu_convtu, spu_convtf.
15608 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15610 * doc/extend.texi (Function Attributes) <noinline>: Mention
15611 asm ("") as method to keep calls.
15613 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15616 * doc/options.texi (Options): Replace references to opts.sh with
15618 * opts-common.c: Likewise.
15619 * optc-gen.awk: Likewise.
15621 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15623 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
15625 2008-02-07 Richard Henderson <rth@redhat.com>
15628 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
15629 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15632 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15634 PR tree-optimization/35085
15635 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15636 for operand entry oe2 in addition to operand entry oe3 in order to
15637 expose more opportunities for vectorizer sum reduction.
15639 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15642 * Makefile.in (LIBS): Remove $(GMPLIBS).
15643 (cc1-dummy, cc1): Add $(GMPLIBS).
15645 2008-02-06 Jan Hubicka <jh@suse.cz>
15648 * i386.md (moddf_integer): Do not produce partial memory stalls for
15649 targets where it hurts.
15651 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15654 * optabs.c (expand_float): Do not check for decimal modes when
15655 expanding unsigned integer through signed conversion.
15657 2008-02-06 Nick Clifton <nickc@redhat.com>
15659 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15660 inside the clobber with a match_operand and duplicated operand
15661 number in the constraint.
15662 (ineqbranchsi): Delete redundant comment.
15664 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15666 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15667 builtin_define ("__USE_INIT_FINI__").
15668 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15670 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15672 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15674 PR documentation/30330
15675 * doc/invoke.texi (C++ Dialect Options)
15676 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15677 For each warning option -Wfoo that allows -Wno-foo, ensure both
15678 -Wfoo and -Wno-foo are listed in the option index. Fix index
15679 entry of -Wswitch-default, index -Wnormalized= including the
15680 `=', and -Wlarger-than-@var{len} including @var{len}.
15682 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/i386.md (floatunssisf2): Use
15685 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15686 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15687 Macroize expander using MODEF mode iterator.
15689 2008-02-05 Diego Novillo <dnovillo@google.com>
15691 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15694 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15696 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15699 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15701 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15704 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15705 to indicate if a message should be generated.
15706 (init_cumulative_args): Updated.
15707 (function_value_32): Likewise.
15709 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15711 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15713 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15716 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15717 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15719 2008-02-04 Diego Novillo <dnovillo@google.com>
15721 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15724 * tree-vrp.c (vrp_evaluate_conditional): With
15725 -Wtype-limits, emit a warning when comparing against a
15726 constant outside the natural range of OP0's type.
15728 2008-02-04 Richard Guenther <rguenther@suse.de>
15730 PR middle-end/33631
15731 * expr.c (count_type_elements): Give for unions instead of
15734 2008-02-04 Richard Guenther <rguenther@suse.de>
15736 PR middle-end/35043
15737 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15738 to TYPE_DOMAINs base type instead of using bitsizetype here.
15740 2008-02-03 Jason Merrill <jason@redhat.com>
15742 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15744 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15747 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15748 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15749 (RS/6000 and PowerPC Options): Fix typos and markup.
15750 * doc/passes.texi (Tree-SSA passes): Likewise.
15752 2008-02-02 Michael Matz <matz@suse.de>
15755 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15756 from record_last_reg_set_info.
15757 (record_last_reg_set_info): Take an RTX argument, iterate over all
15758 constituent hardregs.
15759 (record_last_set_info, record_opr_changes): Change calls to
15760 new signature or to record_last_reg_set_info_regno.
15762 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15764 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15766 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15768 PR rtl-optimization/34773
15769 * reg-notes.def (EQUAL): Mention significance of combination of
15770 REG_EQUAL and REG_RETVAL.
15771 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15772 insn that has a REG_RETVAL.
15774 2008-02-01 Roger Sayle <roger@eyesopen.com>
15777 * configure.ac (--enable-fixed-point): Disable unless explicitly
15779 * configure: Regenerate.
15781 2008-02-01 Richard Guenther <rguenther@suse.de>
15784 * invoke.texi (-finline-limit): Remove no longer true parts
15785 of the documentation. Note that there is no default value.
15787 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15788 Mark Mitchell <mark@codesourcery.com>
15789 Ben Elliston <bje@au.ibm.com>
15792 * doc/extend.texi (Other Builtins): Document.
15794 2008-01-31 Tom Browder <tom.browder@gmail.com>
15796 * doc/c-tree.texi (Types): Fix grammar.
15797 (Expression trees): Ditto.
15798 * doc/passes.texi (Tree-SSA passes): Ditto.
15800 * doc/configterms.texi (Configure Terms): Fix typo.
15801 * doc/cpp.texi (Common Predefined Macros): Ditto.
15802 * doc/md.texi (Machine Constraints): Ditto.
15804 * doc/makefile.texi (Makefile): Add comma.
15806 2008-01-31 Tom Browder <tom.browder@gmail.com>
15807 Gerald Pfeifer <gerald@pfeifer.com>
15809 * doc/sourcebuild.texi (Front End): Remove references to CVS
15810 and CVSROOT/modules.
15811 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15812 (Back End): Remove reference to CVS.
15814 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15817 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15819 (mips16_gp_pseudo_reg): ...here.
15820 * config/mips/mips.md (load_const_gp): Replace with...
15821 (load_const_gp_<mode>): ...this :P-based insn.
15823 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15825 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15826 options. Minor fixes.
15827 (-std): Move reference to standards closer to where language
15828 standards are first mentioned.
15830 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15832 PR rtl-optimization/34995
15833 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15834 parameter and return a bool. If the rtx parameter is nonnull,
15835 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15836 (find_reloads): Update call accordingly. Pass the new operand
15837 if it needed no address reloads, otherwise pass null.
15839 2008-01-30 Richard Henderson <rth@redhat.com>
15842 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15843 for unbounded arrays.
15845 2008-01-30 Silvius Rus <rus@google.com>
15847 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15849 2008-01-30 Jan Hubicka <jh@suse.cz>
15852 * i386.c (init_cumulative_args): Use real function declaration when
15855 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15857 PR rtl-optimization/34998
15858 * global.c (build_insn_chain): Treat non-subreg_lowpart
15859 SUBREGs of pseudos as clobbering all the words covered by the
15860 SUBREG, not just all the bytes.
15861 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15862 original df_ref rather than an extract parameter.
15863 (global_conflicts): Update call accordingly.
15865 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15867 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15868 the overflow check to make it easier to read.
15869 (__fixtfdi): Change the type of the ll member in union
15870 long_double to UDItype_x.
15872 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15874 PR middle-end/34969
15875 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15876 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15877 * tree-inline.c (fold_marked_statements): Call
15878 cgraph_update_edges_for_call_stmt if folding a call statement.
15879 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15880 debug_generic_stmt calls, reset it back afterwards.
15883 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15885 * c-typeck.c (build_external_ref): Don't pedwarn about
15886 static vars in current function's scope.
15888 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15890 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15892 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15895 * ipa-struct-reorg.c: Fix spelling.
15896 * params.def: Ditto.
15898 2008-01-29 Richard Guenther <rguenther@suse.de>
15900 PR middle-end/35006
15901 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15903 * tree-inline.c (remap_type): Increment remapping_type_depth
15904 around remapping types.
15905 (copy_body_r): Only add referenced variables if they are referenced
15906 from code, not types.
15908 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15919 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15920 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15922 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15925 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15926 pointer for tiny stack.
15928 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15930 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15932 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15934 * config/vx-common.h: Fix typo in comment.
15936 2008-01-28 Ian Lance Taylor <iant@google.com>
15940 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15941 coalesce pointers if they have different DECL_NO_TBAA_P values.
15942 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15943 between variables with different DECL_NO_TBAA_P values.
15945 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15948 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15949 are not legitimate small data references on SPE targets.
15951 2008-01-28 David Daney <ddaney@avtrex.com>
15953 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15955 2008-01-28 David Daney <ddaney@avtrex.com>
15957 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15959 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15961 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15962 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15963 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15964 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15965 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15966 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15967 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15968 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15970 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15972 * basic-block.h (condjump_equiv_p): Fix comment.
15974 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15976 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15977 print_generic_stmt_indented): Fix comment.
15979 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15981 * configure.ac (__stack_chk_fail): Add detecion for availability
15982 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15983 * configure: Regenerate.
15985 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15987 PR middle-end/34688
15988 * final.c (output_addr_const): Handle TRUNCATE.
15990 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15993 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15994 (zero_cost, infinite_cost): New constants.
15995 (struct cost_pair): Change type of cost to comp_cost.
15996 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15997 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15999 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16000 split_address_cost, ptr_difference_cost, difference_cost,
16001 get_computation_cost_at, get_computation_cost,
16002 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16003 determine_use_iv_cost_condition, determine_use_iv_costs,
16004 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16005 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16006 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16007 Change type of cost to comp_cost.
16008 (determine_iv_cost): Increase cost of non-original ivs, instead
16009 of decreasing the cost of original ones.
16010 (get_address_cost): Indicate the complexity of the addressing mode
16012 (try_add_cand_for): Prefer using ivs not specific to some object.
16013 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16015 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16016 Janis Johnson <janis187@us.ibm.com>
16019 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16020 (TARGET_INSTANTIATE_DECLS): Likewise.
16021 * target.h (expand_to_rtl_hook): New target hook.
16022 (instantiate_decls): Likewise.
16023 * function.c (instantiate_decl): Make non-static. Rename to...
16024 (instantiate_decl_rtl): ... this.
16025 (instantiate_expr): Use instantiate_decl_rtl.
16026 (instantiate_decls_1): Likewise.
16027 (instantiate_decls): Likewise.
16028 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16029 * function.h (instantiate_decl_rtl): Add prototype.
16030 * cfgexpand.c (target.h): New include.
16031 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16032 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16033 (TARGET_INSTANTIATE_DECLS): Likewise.
16034 (TARGET_INITIALIZER): New target hooks added.
16035 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16037 * config/rs6000/rs6000.c (tree-flow.h): New include.
16038 (machine_function): Add sdmode_stack_slot field.
16039 (rs6000_alloc_sdmode_stack_slot): New function.
16040 (rs6000_instantiate_decls): Likewise.
16041 (rs6000_secondary_memory_needed_rtx): Likewise.
16042 (rs6000_check_sdmode): Likewise.
16043 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16044 (TARGET_INSTANTIATE_DECLS): Likewise.
16045 (rs6000_hard_regno_mode_ok): Allow SDmode.
16046 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16047 (rs6000_emit_move): Handle SDmode.
16048 (function_arg_advance): Likewise.
16049 (function_arg): Likewise.
16050 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16051 SDmode var args for 32-bit compiles.
16052 (rs6000_secondary_reload_class): Handle SDmode.
16053 (rs6000_output_function_epilogue): Likewise.
16054 (rs6000_function_value): Simplify if statement.
16055 (rs6000_libcall_value): Likewise.
16056 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16057 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16058 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16059 (movsd_hardfloat): New define_insn.
16060 (movsd_softfloat): Likewise.
16061 (movsd_store): Likewise.
16062 (movsd_load): Likewise.
16063 (extendsddd2): Likewise.
16064 (extendsdtd2): Likewise.
16065 (truncddsd2): Likewise.
16066 (movdd_hardfloat64): Fixup comment.
16067 (UNSPEC_MOVSD_LOAD): New constant.
16068 (UNSPEC_MOVSD_STORE): Likewise.
16070 2008-01-26 Jakub Jelinek <jakub@redhat.com>
16073 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
16075 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
16076 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
16077 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
16078 and TRUTH_XOR_EXPR.
16080 2008-01-26 David Edelsohn <edelsohn@gnu.org>
16083 * config.gcc: Separate AIX 5.3 from AIX 6.1.
16084 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16085 __LONGDOUBLE128 too.
16086 * config/rs6000/aix61.h: New file.
16088 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16090 PR rtl-optimization/34959
16091 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
16092 popcount and parity rtxes the same mode as their operand.
16093 Truncate or extend the result to the return value's mode
16096 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16099 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
16100 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
16101 to GOT_VERSION_REGNUM.
16102 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
16103 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
16104 * config/mips/mips.c (mips_emit_call_insn): New function.
16105 (mips_call_tls_get_addr): Call mips_expand_call directly.
16106 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
16108 (mips16_build_call_stub): Likewise. Return the call insn or null.
16109 (mips_expand_call): Update the call to mips16_build_call_stub
16110 accordingly and a remove redundant condition. Assert that MIPS16
16111 stubs do not use lazy binding. Use mips_emit_call_insn and return
16113 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
16115 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
16116 (mips_avoid_hazard): Remove hazard_set handling.
16117 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
16118 (UNSPEC_RESTORE_GP): ...this.
16119 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
16120 (FAKE_CALL_REGNO): Rename to...
16121 (GOT_VERSION_REGNUM): ...this.
16122 (type): Add "ghost" value. Add an associated insn reservation.
16123 (hazard_set): Remove.
16124 (exception_receiver): Rename to...
16125 (restore_gp): ...this and update the unspec identifier accordingly.
16126 (exception_receiver, nonlocal_got_receiver): New expanders.
16127 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
16128 FAKE_CALL_REGNO. Remove hazard_set attribute.
16129 (set_got_version, update_got_version): New patterns.
16131 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
16134 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
16136 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16139 * doc/install.texi2html: Generate gcc-vers.texi.
16141 2008-01-25 DJ Delorie <dj@redhat.com>
16143 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
16145 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16147 * config/c4x: Remove directory.
16148 * config.gcc (crx-*, mt-*): Mark obsolete.
16149 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
16150 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
16151 sh-*-rtemscoff*): Remove cases.
16152 * defaults.h (C4X_FLOAT_FORMAT): Remove.
16153 * real.c (encode_c4x_single, decode_c4x_single,
16154 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
16155 c4x_extended_format): Remove.
16156 * real.h (c4x_single_format, c4x_extended_format): Remove.
16157 * doc/extend.texi (interrupt, naked): Remove mention of attributes
16159 (Pragmas): Remove comment about c4x pragmas.
16160 * doc/install.texi (c4x): Remove target-specific instructions.
16161 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
16162 * doc/md.texi (Machine Constraints): Remove C4x documentation.
16163 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
16164 refer to C4x source files as examples.
16165 (C4X_FLOAT_FORMAT): Remove documentation.
16167 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
16169 * config/bfin/bfin.c (override_options): Reorder tests so that
16170 flag_pic gets enabled for -msep-data.
16172 2008-01-25 Richard Guenther <rguenther@suse.de>
16174 PR middle-end/32244
16175 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
16176 to its bitfield precision if required.
16178 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16180 PR middle-end/33880
16181 * tree-nested.c (walk_omp_for): New function.
16182 (convert_nonlocal_reference, convert_local_reference): Call
16183 walk_omp_for on OMP_FOR.
16184 (convert_call_expr): Call walk_body on OMP_FOR's
16185 OMP_FOR_PRE_INIT_BODY.
16187 2008-01-25 Richard Guenther <rguenther@suse.de>
16189 PR tree-optimization/34966
16190 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
16191 default defs and PHI_NODEs we have to insert after the
16192 defining statement.
16194 2008-01-24 Nick Clifton <nickc@redhat.com>
16196 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
16197 Provide a default definition.
16198 (LIBGCC2_UNITS_PER_WORD): Likewise.
16200 * config/stormy16/stormy16.c: Include df.h for the prototype
16201 for df_regs_ever_live_p.
16202 (xstormy16_expand_builtin_va_start): Convert the stack offset
16203 into a component_ref and then use POINTER_PLUS_EXPR to add it
16204 to the incoming_virtual_args_rtx.
16205 (xstormy16_gimplify_va_arg_expr): Rename to
16206 xstormy16_gimplify_va_arg_expr.
16207 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
16208 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
16209 xstormy16_gimplify_va_arg_expr.
16210 Fix up some formatting issues.
16212 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
16213 Move to predicates.md.
16214 (xs_hi_general_operand): Likewise.
16215 (xs_hi_nonmemory_operand): Likewise.
16216 * config/stormy16/predicates.md:
16217 (xstormy16_carry_plus_operand): New predicate.
16218 (xs_hi_general_operand): New predicate.
16219 (xs_hi_nonmemory_operand): New predicate.
16220 * config/stormy16/stormy16-protos.h:
16221 (xstormy16_carry_plus_operand): Delete prototype.
16222 (xs_hi_general_operand): Likewise.
16223 (xs_hi_nonmemory_operand): Likewise.
16225 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
16226 modifiers as they are no longer needed and they can trigger
16227 reload spill failures.
16229 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
16230 with a match_operand in order to help reload.
16232 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
16233 constraint with 'e' for the 8th alternative as this version of
16234 the mov.w instruction only accepts the lower 8 registers.
16236 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
16239 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
16240 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
16243 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16245 PR middle-end/33333
16246 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
16248 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16250 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
16252 (remove_structure): Update allocations list before removing structure.
16254 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16256 * ipa-struct-reorg.c (is_safe_cond_expr,
16257 create_new_stmts_for_cond_expr): Use integer_zerop function,
16258 that recognize not only zero-pointer, but zero-integer too.
16260 2008-01-25 Ben Elliston <bje@au.ibm.com>
16263 * fixproto: Escape "." in sed expression that strips leading "./".
16265 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
16268 * gcc.c (SWITCH_OK): Removed.
16269 (SWITCH_LIVE): Changed to bit.
16270 (SWITCH_FALSE): Likewise.
16271 (SWITCH_IGNORE): Likewise.
16272 (switchstr): Change live_cond to unsigned int.
16273 (process_command): Replace SWITCH_OK with 0.
16274 (do_self_spec): Likewise.
16275 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
16276 (give_switch): Likewise.
16277 (used_arg): Likewise.
16278 (do_spec_1): Set the SWITCH_IGNORE bit.
16279 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
16280 bits. Set the SWITCH_LIVE bit.
16282 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16284 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
16286 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
16288 PR tree-optimization/34472
16289 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
16290 parameter to a "bool *" and set *DATA to false if there is
16291 an unsafe access. Do not delete the structure here.
16292 (check_cond_exprs): Delete it here instead.
16293 (check_cond_exprs, exclude_cold_structs): Do not increase
16294 I when removing a structure.
16296 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
16299 * config/i386/i386.c (ix86_expand_vector_init): Consider only
16300 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
16302 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
16304 PR middle-end/34934
16305 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
16306 a fixed vector for stack.
16308 2008-01-24 Ben Elliston <bje@au.ibm.com>
16311 * doc/gcc.texi (Software development): Add a direntry for g++.
16313 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
16315 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
16316 stale and straggling -fforce-addr comments above.
16318 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
16320 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
16321 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
16323 2008-01-23 Michael Matz <matz@suse.de>
16326 * dwarf2out.c (force_type_die): Use modified_type_die instead of
16329 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
16331 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
16332 malloc result type.
16334 2008-01-23 Anatoly Sokolov <aesok@post.ru>
16336 * config/avr/avr.c (avr_current_arch): New variable.
16337 (avr_arch_types): Add 'avr31' and 'avr51' entries.
16338 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
16339 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
16340 (avr_override_options): Init 'avr_current_arch'.
16341 (base_arch_s): Move from here...
16342 * config/avr/avr.h (base_arch_s): ... here. Add new members
16343 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
16344 'mega' to 'have_jmp_call'.
16345 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
16346 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
16348 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
16350 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16351 MULTILIB_MATCHES): Ditto.
16353 2008-01-23 Richard Guenther <rguenther@suse.de>
16355 PR middle-end/31529
16356 * cgraphunit.c (cgraph_reset_node): Always mark the node
16357 not reachable if it is not queued already.
16359 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
16361 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
16362 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
16363 (cputype_selected): New static variable.
16364 (bfin_handle_option): Set it if -mcpu is used.
16365 (override_option): Select default set of workarounds if no cpu type
16366 selected on the command line.
16367 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
16369 From Michael Frysinger <michael.frysinger@analog.com>
16370 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
16371 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
16373 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
16374 for bf547, bf523, bf524, and bf526.
16375 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
16377 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16378 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
16379 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
16380 __ADSPBF547__ and __ADSPBF54x__ for bf547.
16381 * doc/invoke.texi (Blackfin Options): Document that
16382 -mcpu now accept bf547, bf523, bf524, and bf526.
16384 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
16386 PR rtl-optimization/34628
16387 * combine.c (try_combine): Stop and undo after the first combination
16388 if an autoincrement side-effect on the first insn has effectively
16391 2008-01-22 David Edelsohn <edelsohn@gnu.org>
16394 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
16395 Offset addresses are not valid for Altivec or paired float modes.
16397 2008-01-22 Jakub Jelinek <jakub@redhat.com>
16400 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
16401 if DECL_INITIAL (decl) is error_mark_node.
16404 * c-common.c (handle_vector_size_attribute): Only allow
16405 integral, scalar float and fixed point types. Handle OFFSET_TYPE
16406 the same way as pointer, array etc. types.
16407 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
16410 * tree.c (build_type_attribute_qual_variant): Call
16411 build_qualified_type if attributes are equal, but quals are not.
16413 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16416 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
16417 * flags.h (warn_strict_aliasing): Remove.
16418 (warn_strict_overflow): Remove.
16419 * opts.c (warn_strict_aliasing): Remove.
16420 (warn_strict_overflow): Remove.
16421 * c-opts.c (c_common_handle_option): -Wall only sets
16422 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
16423 (c_common_post_options): Give default values to -Wstrict-aliasing
16424 and -Wstrict-overflow if they are uninitialized.
16425 * common.opt (Wstrict-aliasing): Specify Var and Init.
16426 (Wstrict-overflow): Likewise.
16428 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16430 PR rtl-optimization/26854
16431 PR rtl-optimization/34400
16432 PR rtl-optimization/34884
16433 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
16435 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
16436 (df_rd_bb_info.expanded_lr_out): Deleted
16437 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
16438 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
16439 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16440 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16441 Removed code to allocate, initialize or free expanded_lr_out.
16442 (df_rd_bb_local_compute_process_def): Restructured to make more
16444 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
16445 sets if the sets are being trimmed.
16447 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
16450 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
16451 (as_vers): Likewise.
16452 * configure: Regenerated.
16454 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16456 PR middle-end/33092
16457 * tree-pass.h (pass_build_alias): New pass.
16458 * tree-ssa-alias.c (gate_build_alias): New.
16459 (pass_build_alias): New.
16460 * passes.c (init_optimization_passes): Add pass_build_alias after
16461 pass_create_structure_vars.
16463 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
16465 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
16466 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
16467 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
16468 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
16469 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
16470 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
16471 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
16472 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
16473 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
16474 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
16475 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
16476 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
16477 * config/s390/s390.md (FP_ALL): New mode iterator.
16478 (_d): New mode attribute.
16479 ("*signbit<mode>2>"): Changed mode of first operand.
16480 ("isinf<mode>2"): Changed mode of first operand.
16481 ("*TDC_insn"): Adaptation for DFP modes.
16483 2008-01-22 Ben Elliston <bje@au.ibm.com>
16485 * tree.c (check_qualified_type): Improve function description.
16487 2008-01-21 Jason Merrill <jason@redhat.com>
16490 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
16491 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
16494 2008-01-21 DJ Delorie <dj@redhat.com>
16496 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
16499 2008-01-21 Richard Guenther <rguenther@suse.de>
16501 PR middle-end/34856
16502 * tree-cfg.c (verify_expr): Allow all invariant expressions
16503 instead of just constant class ones as reference argument.
16504 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
16505 like any other constant.
16506 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16508 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
16510 * regmove.c (fixup_match_1): Update call crossed frequencies.
16512 2008-01-21 Richard Guenther <rguenther@suse.de>
16515 * tree-inline.c (setup_one_parameter): Deal with mismatched
16516 types using a VIEW_CONVERT_EXPR.
16518 2008-01-21 Alon Dayan <alond@il.ibm.com>
16519 Olga Golovanevsky <olga@il.ibm.com>
16521 PR tree-optimization/34701
16522 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
16523 when the structure size is not a power of 2.
16525 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
16527 * doc/install.texi: Add doc for --enable-checking=df.
16529 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
16531 PR rtl-optimization/34808
16532 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
16534 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16536 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
16539 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16541 PR rtl-optimization/26854
16542 PR rtl-optimization/34400
16543 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
16545 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
16546 (df_rd_bb_info.expanded_lr_out): New.
16547 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
16548 * loop_iv.c (iv_analysis_loop_init): Ditto.
16549 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16550 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16551 Added code to allocate, initialize or free expanded_lr_out.
16552 (df_rd_bb_local_compute_process_def): Restructured to make
16553 more understandable.
16554 (df_rd_confluence_n): Add code to do nothing with fake edges and
16555 code to no apply invalidate_by_call sets if the sets are being trimmed.
16556 (df_lr_local_finalize): Renamed to df_lr_finalize.
16557 (df_live_local_finalize): Renamed to df_live_finalize.
16559 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16562 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
16563 deciding whether to use reciprocal instructions.
16565 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
16567 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
16568 dwarf2out_note_section_used if cold_text_section is NULL.
16570 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16572 PR gcov-profile/34610
16573 * tree-cfg.c (make_edges): Mark both outgoing edges from
16574 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16575 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16576 from OMP_FOR and OMP_CONTINUE outgoing edges.
16578 * tree-profile.c (tree_profiling): Return early if
16579 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16581 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16582 from cfun to child_cfun.
16583 * function.h (struct function): Add after_tree_profile bit.
16585 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16587 * config/avr/avr.S (_exit): Disable interrupt.
16589 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16590 Steven Bosscher <stevenb.gcc@gmail.com>
16592 PR rtl-optimization/26854
16593 PR rtl-optimization/34400
16594 * df-problems.c (df_live_scratch): New scratch bitmap.
16595 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16596 (df_live_reset): Clear the proper bitmaps.
16597 (df_live_bb_local_compute): Only process the artificial defs once
16598 since the order is not important.
16599 (df_live_init): Init the df_live sets only with the variables
16600 found live by df_lr.
16601 (df_live_transfer_function): Use the df_lr sets to prune the
16602 df_live sets as they are being computed.
16603 (df_live_free): Free df_live_scratch.
16605 2008-01-18 Ian Lance Taylor <iant@google.com>
16607 * common.opt: Add fmerge-debug-strings.
16608 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16609 flag_merge_debug_strings rather than flag_merge_constants.
16610 * doc/invoke.texi (Option Summary): Mention
16611 -fmerge-debug-strings.
16612 (Debugging Options): Document -fmerge-debug-strings.
16614 2008-01-18 Ian Lance Taylor <iant@google.com>
16617 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16618 (struct tree_function_decl): Add new field operator_new_flag.
16619 * tree-inline.c (expand_call_inline): When inlining a call to
16620 operator new, force the return value to go into a variable, and
16621 set DECL_NO_TBAA_P on that variable.
16622 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16624 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
16627 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
16628 DWARF2_DEBUGGING_INFO.
16629 (dwarf2out_note_section_used): Ditto. Add prototype.
16630 (have_multiple_function_sections, text_section_used,
16631 cold_text_section_used, *cold_text_sections): Move declarations
16634 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16636 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16637 field and add signal_ra.
16638 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16639 assignments to frame state pc. Move end of stack check after
16640 MD_FALLBACK_FRAME_STATE_FOR.
16641 (uw_update_context_1): Use frame state signal_regs if set, instead
16642 of checking signal_frame flag.
16643 (uw_update_context): Use frame state signal_ra if set.
16644 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16645 * config/xtensa/linux-unwind.h: New file.
16647 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16649 * modulo-sched.c (get_sched_window): Fix comment typo.
16651 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16653 PR tree-optimization/34648
16654 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16656 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16658 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16659 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16661 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16663 PR rtl-optimization/34400
16664 * df-core.c (df_worklist_dataflow_overeager,
16665 df_worklist_dataflow_doublequeue): New functions.
16666 (df_worklist_dataflow): Two different worklist solvers.
16667 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16670 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16673 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16674 and ftree-parallelize-loops.
16676 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16678 PR rtl-optimization/34826
16679 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16681 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16683 * global.c (find_reg): Mark the eh regs as used if necessary.
16684 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16685 * ra.h (struct allocno): no_eh_reg field added. Changed
16686 no_stack_reg type to bitfield.
16688 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16690 * tree.c (substitute_in_expr): Add missing 'break'.
16692 2008-01-17 Richard Guenther <rguenther@suse.de>
16694 PR tree-optimization/34825
16695 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16696 x / x as division to handle.
16698 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16700 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16701 "-pthread" is specified.
16702 * pa-hpux11.h (LIB_SPEC): Likewise.
16704 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16705 Peter Bergner <bergner@vnet.ibm.com>
16707 PR rtl-optimization/33796
16708 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16710 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16712 PR libgfortran/34699
16713 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16715 * pa-hpux10.h (LINK_SPEC): Likewise.
16716 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16718 2008-01-16 Richard Guenther <rguenther@suse.de>
16720 PR middle-end/32628
16721 * fold-const.c (fold_convert_const_int_from_int): Do not
16722 set overflow if that occured only because of a sign extension
16723 change when converting from/to a sizetype with the same
16724 precision and signedness.
16726 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16729 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16730 location address to the correct place. Update copyright year.
16732 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16734 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16735 no dependences in the dependence_relations vector.
16737 2008-01-16 Jan Hubicka <jh@suse.cz>
16739 PR rtl-optimization/31396
16740 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16741 * cfg.c (dump_reg_info): Print it.
16742 * regs.h (struct reg_info_t): add freq_calls_crossed.
16743 (REG_FREQ_CALLS_CROSSED): New macro.
16744 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16745 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16746 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16747 regmove_optimize): Update call crossed frequencies.
16748 * local-alloc.c (struct qty): Add freq_calls_crossed.
16749 (alloc_qty): Copute freq_calls_crossed.
16750 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16751 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16752 * ra.h (struct allocno): Add freq_calls_crossed.
16754 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16756 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16757 libgomp when compiling with ftree-parallelize-loops.
16758 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16760 2008-01-16 Richard Guenther <rguenther@suse.de>
16762 PR tree-optimization/34769
16763 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16764 * tree.c (int_cst_value): Instead make this function more
16765 permissive in what it accepts as valid input. Document this
16766 function always sign-extends the value.
16768 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16769 Richard Guenther <rguenther@suse.de>
16772 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16773 (gimple_fold_indirect_ref_rhs): ... this.
16774 (gimple_fold_indirect_ref): New function with foldings
16775 that preserve lvalueness.
16776 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16777 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16778 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16779 to fold an INDIRECT_REF, fall back to the old use of
16780 fold_indirect_ref_1.
16782 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16784 * tree-data-ref.c (subscript_dependence_tester_1): Call
16785 free_conflict_function.
16786 (compute_self_dependence): Same.
16788 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16791 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16792 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16794 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16795 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16796 for DWARF2_UNWIND_INFO targets.
16798 2008-01-16 Richard Guenther <rguenther@suse.de>
16801 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16802 type qualifiers for function types.
16804 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16806 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16807 loop_iterator li from previous commit.
16809 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16811 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16813 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16815 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16816 (parallelize_loops): Don't parallelize irreducible components.
16818 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16821 * c-opts (c_common_post_options): Do not enable CPP
16822 flag_pedantic_errors by default.
16824 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16826 PR rtl-optimization/31944
16827 * cse.c (remove_pseudo_from_table): New function.
16828 (merge_equiv_classes): Use above function to remove pseudo-registers.
16829 (invalidate): Likewise.
16831 2008-01-13 Richard Guenther <rguenther@suse.de>
16833 PR middle-end/34601
16834 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16835 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16837 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16839 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16840 validate_change to unshare the source of the PC set.
16842 2008-01-12 Jan Hubicka <jh@suse.cz>
16844 PR middle-end/32135
16845 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16846 references above array bounds. This might trigger bounds checks for
16847 pointers to arrays.
16849 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16851 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16852 new_replaceable_dependencies.
16854 2008-01-12 Doug Kwan <dougkwan@google.com>
16856 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16857 instead of OPT_Wreturn_type in warning due to ignored return type
16859 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16860 options included in -Wextra.
16861 * c.opt: New option -Wignored_qualifiers.
16862 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16863 -Wignore_qualifiers.
16864 (-Wignored-qualifiers): Document.
16865 (-Wreturn-type): Remove description of functionality now handled
16866 by -Wignored-qualifiers.
16868 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16871 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16872 NOP_EXPR if it is between integral types with the same precision.
16874 2008-01-12 Jan Hubicka <jh@suse.cz>
16877 * invoke.texi (max-inline-recursive-depth): Fix default value.
16879 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16881 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16884 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16886 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16888 2008-01-11 James E. Wilson <wilson@specifix.com>
16891 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16893 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16895 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16896 save/restore frame pointer register and don't use 'call-prologues'
16897 optimization in function with "OS_task" attribute.
16899 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16901 PR middle-end/31309
16902 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16903 when copying to memory.
16905 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16907 PR rtl-optimization/30905
16908 * cfgcleanup.c: Include dce.h
16909 (crossjumps_occured): New global variable.
16910 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16911 If something changed, set crossjumps_occured to true.
16912 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16913 Don't add/remove fake edges to exit here...
16914 (cleanup_cfg): ...but do it here, when crossjumping.
16915 Run a fast DCE when successful crossjumps occured in the latest
16916 iteration of try_optimize_cfg.
16918 2008-01-11 Richard Guenther <rguenther@suse.de>
16920 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16921 (struct vn_unary_op_s): Likewise.
16922 (vn_reference_insert): Free old reference on hash collision.
16924 2008-01-10 Raksit Ashok <raksit@google.com>
16926 PR rtl-optimization/27971
16927 * combine.c (find_split_point): Split PLUS expressions which are
16928 inside a MEM rtx, and whose first operand is complex.
16930 2008-01-10 DJ Delorie <dj@redhat.com>
16932 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16933 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16934 (m32c_hard_regno_ok): Call the underlying function.
16936 2008-01-10 Richard Guenther <rguenther@suse.de>
16938 PR middle-end/34683
16939 * tree-cfg.c (tree_merge_blocks): Do not go through the
16940 full-blown folding and stmt updating path if we just deal
16941 with virtual operands.
16942 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16943 test for abnormal SSA_NAMEs.
16945 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16947 PR middle-end/34641
16948 * reload.c (push_reload): Add assertions. All constants from
16949 reg_equiv_constant should have been used for replacing the respective
16951 (find_reloads_address): Invoke find_reloads_address_part for
16952 constant taken from the reg_equiv_constant array.
16954 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16956 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16957 field (valnum) the first in the struct. Replace bools with
16960 2008-01-10 Richard Guenther <rguenther@suse.de>
16962 PR tree-optimization/34651
16963 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16964 types and ordering for masking and converting.
16966 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16968 PR tree-optimization/34017
16969 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16970 also for PHI_NODE expressions.
16972 2008-01-09 Jan Hubicka <jh@suse.cz>
16974 PR tree-optimization/34708
16975 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16976 based on number of case labels.
16977 (init_inline_once): Remove switch_cost.
16978 * tree-inline.h (eni_weights_d): Remove switch_cost.
16980 2008-01-09 Richard Guenther <rguenther@suse.de>
16981 Andrew Pinski <andrew_pinski@playstation.sony.com>
16983 PR middle-end/30132
16984 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16985 temporary if an rvalue is ok or an lvalue is not required.
16987 2008-01-09 Richard Guenther <rguenther@suse.de>
16989 PR middle-end/34458
16990 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16991 adjust return type.
16993 2008-01-09 Richard Guenther <rguenther@suse.de>
16995 PR middle-end/34679
16996 * tree.c (host_integerp): Check for sizetype only if the
16997 type is an integer type.
16999 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17002 * opts.c (decode_options): Disable inlining of functions called
17003 once if not in unit-at-a-time mode.
17005 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17007 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17009 2008-01-08 Richard Guenther <rguenther@suse.de>
17011 PR middle-end/31863
17012 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17013 out early if the result will be unused.
17015 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17020 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17021 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17024 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17026 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17027 for vectorization tuned.
17029 2008-01-08 Richard Guenther <rguenther@suse.de>
17031 PR tree-optimization/34683
17032 * tree-ssa-operands.c (operand_build_cmp): Export.
17033 * tree-ssa-operands.h (operand_build_cmp): Declare.
17034 * tree-vn.c (vuses_compare): Remove.
17035 (sort_vuses): Use operand_build_cmp.
17036 (sort_vuses_heap): Likewise.
17037 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17038 to re-use old VEC if available. Do not sort already sorted VUSEs.
17039 (vdefs_to_vec): Do not sort already sorted VDEFs.
17041 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17043 PR middle-end/34694
17044 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17046 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17049 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17050 limitations of reciprocal sequences on x86 targets.
17052 2008-01-08 Richard Guenther <rguenther@suse.de>
17054 PR tree-optimization/34683
17055 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17057 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17060 * config/darwin.c (darwin_mergeable_string_section): Don't use
17061 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
17063 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
17066 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
17067 negxf2. Macroize expander using X87MODEF mode iterator. Change
17068 predicates of op0 and op1 to register_operand.
17069 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
17070 expander using X87MODEF mode iterator. Change predicates of
17071 op0 and op1 to register_operand.
17072 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
17073 corresponding patterns and macroize using MODEF macro. Change
17074 predicates of op0 and op1 to register_operand and remove
17075 "m" constraint. Disparage "r" alternative with "!".
17076 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
17077 macroize using X87MODEF macro. Change predicates of op0 and op1
17078 to register_operand and remove "m" constraint. Disparage "r"
17079 alternative with "!".
17080 (absneg splitter with memory operands): Remove.
17081 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
17082 patterns and macroize using X87MODEF mode iterator.
17083 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
17084 Change predicate of op1 to register_operand.
17085 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
17086 for memory operands.
17088 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
17090 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
17092 2008-01-07 Richard Guenther <rguenther@suse.de>
17094 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
17097 2008-01-07 Richard Guenther <rguenther@suse.de>
17099 PR tree-optimization/34683
17100 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
17101 VOPs of the needed size to save memory. Use VEC_quick_push
17102 to save compile-time.
17103 (vdefs_to_vec): Likewise.
17105 2008-01-07 Sa Liu <saliu@de.ibm.com>
17107 * config/spu/spu.md (divdf3): Genetate inline code for double
17108 division. The implementation doesn't handle INF or NAN, therefore it
17109 only applies when -ffinite-math-only is given.
17111 2008-01-06 Paolo Carlini <pcarlini@suse.de>
17114 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
17115 * doc/cpp.texi ([Common Predefined Macros]): Document.
17117 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
17120 order to use commutative addition instead of subtraction.
17122 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17123 Mircea Namolaru <namolaru@il.ibm.com>
17124 Vladimir Yanovsky <yanov@il.ibm.com>
17125 Revital Eres <eres@il.ibm.com>
17127 PR tree-optimization/34263
17128 * tree-outof-ssa.c (process_single_block_loop_latch,
17129 contains_tree_r): New functions.
17130 (analyze_edges_for_bb): Call process_single_block_loop_latch
17131 function to empty single-basic-block latch block if possible.
17133 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17135 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17137 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
17139 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17141 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
17143 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17145 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
17147 2008-01-05 Jakub Jelinek <jakub@redhat.com>
17149 PR tree-optimization/34618
17150 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
17153 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17156 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
17157 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
17158 Update copyright year.
17160 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
17161 Update copyright year.
17162 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
17165 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
17167 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
17168 edge does not point to current bb before changing need_assert.
17170 2008-01-04 Richard Guenther <rguenther@suse.de>
17172 PR middle-end/34029
17173 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
17174 for verifying purposes if they are is_gimple_min_invariant.
17176 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
17178 PR tree-optimization/34448
17179 PR tree-optimization/34465
17180 * gimplify.c (gimplify_init_constructor): Add new parameter
17181 notify_temp_creation. Use it.
17182 (gimplify_modify_expr_rhs): Take volatiles into account when
17183 optimizing constructors.
17184 Do not optimize constructors if gimplify_init_constructor will dump to
17186 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
17187 * gcc.c-torture/compile/pr34448.c: New.
17189 2008-01-04 Jakub Jelinek <jakub@redhat.com>
17191 PR gcov-profile/34609
17192 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
17193 return_slot if result is TREE_ADDRESSABLE.
17195 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
17197 * config/mips/mips.md (sqrt_condition): Tweak comment.
17198 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
17200 2008-01-03 Tom Tromey <tromey@redhat.com>
17203 * c-common.c (c_type_hash): Handle VLAs.
17205 2008-01-03 Jan Hubicka <jh@suse.cz>
17207 PR tree-optimization/31081
17208 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
17209 0 when inlining and not inlining to first basic block.
17210 (remap_decl): When var is initialized to 0, don't set default_def.
17211 (expand_call_inline): Set entry_bb.
17212 * tree-inline.h (copy_body_data): Add entry_bb.
17214 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17217 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
17220 PR tree-optimization/29484
17221 * tree-inline.c (inline_forbidden_p_2): New function.
17222 (inline_forbidden_p): Disallow inlining if some static var
17223 has an address of a local LABEL_DECL in its initializer.
17224 * doc/extend.texi (Labels as Values): Document &&foo behaviour
17227 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
17229 PR tree-optimization/34635
17230 * tree-data-ref.c (add_other_self_distances): Make sure that the
17231 evolution step is constant.
17233 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17235 PR middle-end/34608
17236 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
17238 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
17240 * tree-sra.c (scalarize_init): Insert the generate_element_init
17241 statements after the generate_element_zero statements.
17243 2008-01-02 Richard Guenther <rguenther@suse.de>
17245 PR middle-end/34093
17246 PR middle-end/31976
17247 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
17248 for very large number of operands instead of ICEing.
17250 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
17253 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
17254 while stack probing.
17256 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
17258 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
17261 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
17263 PR libmudflap/26442
17264 * tree-mudflap.c (mx_register_decls): Guard warning by
17265 !DECL_ARTIFICIAL check.
17267 2008-01-01 Jakub Jelinek <jakub@redhat.com>
17269 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
17270 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
17271 sse5_perm<mode>): Fix constraints.