1 2008-08-08 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4 (surely_varying_stmt_p): Calls are varying only if they are
5 non-builtin and not indirect or have no result.
6 (ccp_fold): Re-instantiate code before the tuples merge.
8 2008-08-08 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/37056
11 * gimple.h (gimple_assign_rhs_class): New helper function.
12 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
13 unary operations properly.
15 2008-08-07 Jan Hubicka <jh@suse.cz>
17 * i386.h (ix86_size_cost): Declare.
18 (ix86_cur_cost): New function macro.
19 * i386.md (peepholes expanding size and splitters): Predicate by
20 optimize_insn_for_speed_p.
21 (peepholes reduce size and splitters): Predicate by
22 optimize_insn_for_size_p.
23 * i386.c (ix86_size_cost): Rename from ...
24 (size_cost): This one.
25 (override_options): Update.
26 (decide_alg): Likewise.
27 (ix86_expand_clear): Use RTL profile.
28 (ix86_pad_returns): Use RTL profile.
30 2008-08-07 Jan Hubicka <jh@suse.cz>
32 * recog.c (split_all_insns): Set RTL profile
33 (peephole2_optimize): Likewise.
34 * function.c (thread_prologue_and_epilogue_insns): Likewise.
35 * combine.c (combine_instructions): Likewise.
37 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
39 * c-common.c (c_common_reswords): Also warn about keyword "bool".
41 2008-08-07 Bob Wilson <bob.wilson@acm.org>
43 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
44 in a6 after the set_frame_ptr insn.
46 2008-08-07 Richard Henderson <rth@redhat.com>
49 * gcc.c (cpp_options): Pass along -g*.
51 2008-08-07 Joseph Myers <joseph@codesourcery.com>
53 * config/arm/arm.c (output_move_neon): Update comment describing
54 big-endian vector layout.
55 (arm_assemble_integer): Do not handle big-endian NEON vectors
57 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
58 neon_vget_lane<mode>_sext_internal,
59 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
60 element indices for big-endian.
62 2008-08-07 Richard Henderson <rth@redhat.com>
64 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
65 * configure, config.in: Rebuild.
66 * debug.h (dwarf2out_do_cfi_asm): Declare.
67 * c-cppbuiltin.c (c_cpp_builtins): Use it.
68 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
69 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
70 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
72 2008-08-07 Joseph Myers <joseph@codesourcery.com>
74 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
75 movv2si_internal): Combine into mov<mode>_internal.
76 (movv2si_internal_2): Remove.
78 2008-08-07 Jan Hubicka <jh@suse.cz>
81 * i386.md (single stringop patterns): Enable unconditionally.
83 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
86 * config/i386/emmintrin.h (_mm_move_epi64): Use
87 __builtin_ia32_movq128.
89 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
90 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
92 * config/i386/sse.md (sse2_movq128): New.
94 * doc/extend.texi: Document __builtin_ia32_movq128.
96 2008-08-07 Richard Guenther <rguenther@suse.de>
99 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
100 pointers can access anything.
102 2008-08-06 Jan Hubicka <jh@suse.cz>
104 * optabs.c (emit_unop_insn): Break out to ...
105 (maybe_emit_unop_insn): ... this one.
106 (expand_sfix_optab): Use maybe variant.
107 * optabs.h (maybe_emit_unop_insn): Declare.
109 * i386.md (mov0 patterns): Enable by default.
110 (FP conversion expanders): Disable expansion of code expanding
111 sequences when instruction should be optimized for size.
112 (single strinop patterns): Enable when optimizing for size.
113 (string expanders): Disable expanding of code expanding sequences
114 when optimizning instruction for size.
115 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
117 (ix86_fp_comparison_sahf_cost): Likewise.
118 (ix86_expand_branch): Likewise.
119 (ix86_expand_ashl_const): Likewise.
120 (ix86_split_ashl): Likewise.
121 (ix86_expand_strlen): Likewise.
122 (ix86_emit_fp_unordered_jump): Likewie.
124 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
126 * c-common.c: Fix typo.
127 (c_common_reswords): Activate more C++ keyword warnings.
129 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
131 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
134 * diagnostic.c (permerror_at): New.
135 * toplev.h (permerror_at): Declare.
137 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
138 Ira Rosen <irar@il.ibm.com>
140 * tree-vect-transform.c (vect_model_simple_cost): Return
141 immediately if stmt is pure SLP.
142 (vect_model_store_cost): Ditto.
143 (vect_model_load_cost): Ditto.
144 (vectorizable_store): Remove PURE_SLP check before call
145 to vect_model_store_cost.
146 (vect_model_store_cost): When checking whether stmt describe
147 strided access, add a check that it is not slp_node.
149 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
152 * c-common.c (warn_for_sign_compare): New. Handle separately the
153 case that 'constant' is zero.
154 * c-typeck.c (build_binary_op): Move code to c-common.c
156 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
158 * config/alpha/alpha.c (alpha_preferred_reload_class,
159 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
160 alpha_output_mi_thunk_osf): Avoid C++ keywords.
161 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
162 * config/arm/arm.md: Likewise.
163 * config/avr/avr-protos.h (preferred_reload_class,
164 test_hard_reg_class, avr_simplify_comparison_p,
165 out_shift_with_cnt, class_max_nregs): Likewise.
166 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
167 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
168 preferred_reload_class, test_hard_reg_class): Likewise.
169 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
170 bfin_memory_move_cost, bfin_secondary_reload,
171 bfin_output_mi_thunk): Likewise.
172 * config/crx/crx.c (crx_secondary_reload_class,
173 crx_memory_move_cost): Likewise.
174 * config/frv/frv-protos.h (frv_secondary_reload_class,
175 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
176 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
177 frv_secondary_reload_class, frv_class_likely_spilled_p,
178 frv_class_max_nregs): Likewise.
179 * config/h8300/h8300.c (h8300_classify_operand,
180 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
182 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
183 * config/ia64/ia64.c (ia64_preferred_reload_class,
184 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
185 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
186 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
188 * config/m68hc11/m68hc11.c (preferred_reload_class,
189 m68hc11_memory_move_cost): Likewise.
190 * config/mcore/mcore.c (mcore_secondary_reload_class,
191 mcore_reload_class): Likewise.
192 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
193 mips_class_max_nregs, mips_cannot_change_mode_class,
194 mips_preferred_reload_class, mips_secondary_reload_class,
195 mips_output_mi_thunk): Likewise.
196 * config/mmix/mmix.c (mmix_preferred_reload_class,
197 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
199 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
201 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
202 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
203 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
204 * config/rs6000/rs6000.c (paired_expand_vector_init,
205 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
206 compare_section_name, rs6000_memory_move_cost): Likewise.
207 * config/s390/s390.c (s390_emit_compare_and_swap,
208 s390_preferred_reload_class, s390_secondary_reload,
209 legitimize_pic_address, legitimize_tls_address,
210 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
211 s390_class_max_nregs): Likewise.
212 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
213 * config/s390/s390.md: Likewise.
214 * config/score/score-protos.h (score_secondary_reload_class,
215 score_preferred_reload_class): Likewise.
216 * config/score/score.c (score_preferred_reload_class,
217 score_secondary_reload_class): Likewise.
218 * config/score/score3.c (score3_output_mi_thunk,
219 score3_preferred_reload_class, score3_secondary_reload_class,
220 score3_hard_regno_mode_ok): Likewise.
221 * config/score/score3.h (score3_preferred_reload_class,
222 score3_secondary_reload_class): Likewise.
223 * config/score/score7.c (score7_output_mi_thunk,
224 score7_preferred_reload_class, score7_secondary_reload_class,
225 score7_hard_regno_mode_ok): Likewise.
226 * config/score/score7.h (score7_preferred_reload_class,
227 score7_secondary_reload_class): Likewise.
228 * config/sh/sh.c (prepare_move_operands, output_far_jump,
229 output_branchy_insn, add_constant, gen_block_redirect,
230 sh_insn_length_adjustment, sh_cannot_change_mode_class,
231 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
233 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
234 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
235 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
236 xstormy16_preferred_reload_class): Likewise.
237 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
238 xtensa_expand_atomic, override_options,
239 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
241 * reorg.c (try_merge_delay_insns): Likewise.
242 * tree.c (merge_dllimport_decl_attributes): Likewise.
244 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
246 2008-08-06 Michael Matz <matz@suse.de>
248 * Makefile.in (write_entries_to_file): Quote words.
249 * gengtype.c: (read_input_line): Skip over leading white-space.
251 2008-08-06 Marc Gauthier <marc@tensilica.com>
253 * config.gcc: Match more processor names for Xtensa.
254 * configure.ac: Likewise.
255 * doc/install.texi (Specific): Likewise.
256 * configure: Regenerate.
258 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
260 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
261 * calls.c (avoid_likely_spilled_reg): Likewise.
262 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
263 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
264 * config/i386/i386.c (ix86_expand_special_args_builtin,
265 ix86_secondary_reload): Likewise.
266 * except.c (struct eh_region, gen_eh_region_catch,
267 remove_unreachable_regions, duplicate_eh_regions,
268 assign_filter_values, build_post_landing_pads,
269 sjlj_find_directly_reachable_regions, remove_eh_handler,
270 reachable_next_level, foreach_reachable_handler,
271 can_throw_internal_1, can_throw_external_1,
272 collect_one_action_chain): Likewise.
273 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
274 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
275 * function.c (update_temp_slot_address, instantiate_new_reg,
276 instantiate_virtual_regs_in_rtx,
277 instantiate_virtual_regs_in_insn): Likewise.
278 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
279 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
280 gimplify_cleanup_point_expr): Likewise.
281 * ipa-cp.c (ipcp_lattice_changed): Likewise.
282 * passes.c (next_pass_1): Likewise.
283 * print-tree.c (print_node_brief, print_node): Likewise.
284 * profile.c (branch_prob): Likewise.
285 * tree-dump.c (dump_register): Likewise.
286 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
288 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
289 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
290 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
291 copy_arguments_for_versioning, copy_static_chain): Likewise.
292 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
293 add_new_name_mapping, register_new_name_mapping): Likewise.
294 * tree-mudflap.c (mf_xform_derefs): Likewise.
295 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
296 get_init_expr, combine_chains): Likewise.
297 * tree-pretty-print.c (dump_generic_node): Likewise.
298 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
299 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
300 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
301 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
303 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
306 * calls.c (expand_call): Use the biggest preferred stack
309 2008-08-06 Michael Matz <matz@suse.de>
312 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
313 for reused reload, instead of overwriting them.
315 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
318 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
319 for incoming stack boundary.
321 * function.c (assign_parm_find_entry_rtl): Update
324 * function.h (rtl_data): Add parm_stack_boundary.
326 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
327 parm_stack_boundary for incoming stack boundary.
329 2008-08-06 Joseph Myers <joseph@codesourcery.com>
331 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
332 for unrepresentable subregs or treat them as equal to other regs
333 or subregs with the same register number.
335 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
338 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
341 2008-08-06 Jan Hubicka <jh@suse.cz>
343 * predict.c (maybe_hot_frequency_p): When profile is absent, all
344 frequencies might be hot.
346 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
348 * reload.c (find_reloads): Force constants into literal pool
349 also if they are wrapped in a SUBREG.
351 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
354 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
355 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
356 Don't allow predicated instructions for data speculation.
357 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
360 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
362 * haifa-sched.c (extend_global): Split to extend_global_data and
363 extend_region_data. Update all uses.
364 (extend_all): Rename to extend_block_data.
366 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
368 * sched-rgn.c (new_ready): Check if instruction can be
369 speculatively scheduled before attempting speculation.
370 (debug_rgn_dependencies): Remove wrongful assert.
372 2008-08-05 Bob Wilson <bob.wilson@acm.org>
374 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
376 2008-08-05 Bob Wilson <bob.wilson@acm.org>
378 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
379 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
380 va_size, and type_size.
382 2008-08-04 Jason Merrill <jason@redhat.com>
385 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
386 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
388 2008-08-05 Richard Henderson <rth@redhat.com>
390 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
391 * configure: Rebuild.
393 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
396 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
397 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
400 2008-08-05 Richard Henderson <rth@redhat.com>
402 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
403 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
404 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
405 * common.opt (fdwarf2-cfi-asm): New.
406 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
407 * config.in, configure: Rebuild.
408 * dwarf2asm.c (dw2_asm_output_data_raw): New.
409 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
410 (dw2_force_const_mem): Externalize.
411 * dwarf2asm.h: Update.
412 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
413 generate a real label.
414 (output_cfi_directive): New.
415 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
416 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
417 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
419 (dwarf2out_end_epilogue): Emit .cfi_endproc.
420 (output_loc_operands_raw, output_loc_sequence_raw): New.
421 (output_cfa_loc_raw): New.
423 2008-08-05 Paul Brook <paul@codesourcery.com>
425 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
426 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
427 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
428 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
429 * config/arm/arm.h (TARGET_VFPD32): Define.
430 (TARGET_VFP3): Use TARGET_VFPD32.
431 (fputype): Add FPUTYPE_VFP3D16.
432 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
433 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
434 * config/arm/arm-cores.def: Add cortex-r4f.
435 * config/arm/arm-tune.md: Regenerate.
437 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
439 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
440 Reword some comments throughout the file.
442 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
443 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
444 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
445 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
447 (MFC_START_ENABLE): Remove PPU-only define.
448 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
449 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
451 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
452 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
453 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
454 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
455 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
456 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
457 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
459 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
460 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
461 (mfc_sdcrt, mfc_sdcrtst): Likewise.
462 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
464 (spu_read_machine_status): Fix typo.
466 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
468 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
469 SUBREG of multi-word hard register.
470 * config/spu/spu.c (valid_subreg): Likewise.
471 (adjust_operand): Handle SUBREGs of multi-word hard registers.
473 2008-08-04 Richard Guenther <rguenther@suse.de>
475 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
476 the candidate with the stripped base if that base is different
477 from the original base even for offset zero.
479 2008-08-04 Richard Guenther <rguenther@suse.de>
482 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
483 check for no_overflow.
485 2008-08-04 Richard Guenther <rguenther@suse.de>
487 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
489 2008-08-04 Paul Brook <paul@codesourcery.com>
491 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
492 (arm_order_regs_for_local_alloc): New function.
493 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
495 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
497 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
501 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
502 (ix86_expand_epilogue): Likewise.
504 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
506 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
509 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
512 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
513 (*movv2sf_internal_rex64): Ditto.
515 2008-08-03 Jan Hubicka <jh@suse.cz>
517 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
518 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
519 * expmed.c (expand_smod_pow2): Likewise.
521 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
524 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
525 alternative 0 of operand 1.
526 (*vec_concatv2di_rex64_sse): Ditto.
527 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
529 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
530 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
531 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
532 (*movv2sf_internal_rex64): Ditto.
534 2008-08-02 Richard Guenther <rguenther@suse.de>
537 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
538 (ssedoublesizemode): New mode attribute.
539 (sse_shufps): Call gen_sse_shufps_v4sf.
540 (sse_shufps_1): Macroize.
541 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
542 (sse2_shufpd_1): Macroize.
543 (vec_extract_odd, vec_extract_even): New expanders.
544 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
545 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
546 * i386.c (ix86_expand_vector_init_one_nonzero): Call
547 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
548 (ix86_expand_vector_set): Likewise.
549 (ix86_expand_reduc_v4sf): Likewise.
551 2008-08-01 Doug Kwan <dougkwan@google.com>
553 * matrix-reorg.c: Re-enable all code.
554 (struct malloc_call_data): Change CALL_STMT to gimple type.
555 (collect_data_for_malloc_call): Tuplify.
556 (struct access_site_info): Change STMT to gimple type.
557 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
558 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
559 (struct free_info): Change STMT to gimple type.
560 (struct matrix_access_phi_node): Change PHI to gimple type.
561 (get_inner_of_cast_expr): Remove.
562 (may_flatten_matrices_1): Tuplify.
563 (may_flatten_matrices): Ditto.
564 (mark_min_matrix_escape_level): Ditto.
565 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
566 (ssa_accessed_in_call_rhs): New
567 (ssa_accessed_in_assign_rhs): New
568 (record_access_alloc_site_info): Tuplify.
569 (add_allocation_site): Ditto.
570 (analyze_matrix_allocation_site): Ditto.
571 (analyze_transpose): Ditto.
572 (get_index_from_offset): Ditto.
573 (update_type_size): Ditto.
574 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
575 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
576 (analyze_accesses_for_phi_node): Tuplify.
577 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
578 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
579 (analyze_matrix_accesses): Tuplify.
580 (check_var_data): New call-back type for check_var_notmodified_p.
581 (check_var_notmodified_p): Tuplify and use call-back struct to
582 return statement found.
583 (can_calculate_expr_before_stmt): Factor out statement related code
585 (can_calculate_stmt_before_stmt): New.
586 (check_allocation_function): Tuplify.
587 (find_sites_in_func): Ditto.
588 (record_all_accesses_in_func): Ditto.
589 (transform_access_sites): Ditto.
590 (transform_allocation_sites): Ditto.
591 (matrix_reorg): Re-enable.
592 (gate_matrix_reorg): Re-enable.
594 2008-08-01 Jakub Jelinek <jakub@redhat.com>
596 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
597 for labels for which it hasn't been set yet. If it has been set,
598 stop walking insns and continue with next worklist item.
599 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
600 if the only BARRIER is at the very end of a function.
602 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
604 * cfgexpand.c (expand_stack_alignment): Assert that
605 stack_realign_drap and drap_rtx must match.
607 * function.c (instantiate_new_reg): If DRAP is used to realign
608 stack, replace virtual_incoming_args_rtx with internal arg
611 2008-08-01 Richard Guenther <rguenther@suse.de>
613 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
614 loop information only if we initialized it.
615 (execute_pre): Call fini_pre with in_fre.
616 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
617 if we do not unroll because we hit max-completely-peeled-insns.
618 Use our estimation for consistency, do allow shrinking.
620 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
622 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
623 with MIN_STACK_BOUNDARY.
624 (ix86_update_stack_boundary): Likewise.
625 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
628 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
629 (MIN_STACK_BOUNDARY): This.
631 2008-08-01 Richard Guenther <rguenther@suse.de>
634 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
636 2008-08-01 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/36988
639 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
640 do not matter if that doesn't change volatile qualification.
642 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
644 * configure.ac: Do not generate libada-mk. Do not subst
646 * libada-mk.in: Remove.
647 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
648 * configure: Regenerate.
650 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
652 * tree-pass.h: Added comment about not dumping passes with name
653 starting with star in struct opt_pass.
654 * passes.c (register_dump_files_1): Don't do dump for a pass with
655 name starting with star.
656 * doc/passes.texi (Pass manager): Mention pass names and special
657 meaning of star prefix to avoid dump.
659 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
661 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
663 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
664 (ISA_MIPS64R2): New macro.
665 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
666 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
667 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
668 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
669 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
670 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
671 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
672 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
673 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
674 Move up to keep list alphabetically sorted.
675 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
676 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
678 * doc/invoke.texi (MIPS Options): Add -mips64r2.
679 (-march=@var{arch}): Add mips64r2.
681 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
683 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
685 2008-07-31 Steve Ellcey <sje@cup.hp.com>
687 * expr.c (expand_assignment): Check for complete type.
689 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
692 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
694 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
697 * function.h (rtl_data): Add stack_realign_tried. Update comments.
699 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
701 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
702 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
704 2008-07-31 Jakub Jelinek <jakub@redhat.com>
706 PR rtl-optimization/36419
707 * dwarf2out.c (barrier_args_size): New variable.
708 (compute_barrier_args_size, compute_barrier_args_size_1): New
710 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
711 if not called yet in the current function, use barrier_args_size
712 array to find the new args_size value.
713 (dwarf2out_frame_debug): Free and clear barrier_args_size.
715 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
718 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
721 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
724 * dwarf2out.c (dwarf2out_args_size_adjust): New.
725 (dwarf2out_stack_adjust): Use it.
726 (dwarf2out_frame_debug_expr): Likewise.
728 2008-07-31 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/36978
731 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
732 the generated condition.
734 2008-07-31 Richard Guenther <rguenther@suse.de>
736 * passes.c (init_optimization_passes): Always call
737 pass_early_warn_uninitialized.
738 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
739 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
740 * doc/passes.texi (Warn for uninitialized variables): Adjust.
742 2008-07-31 Jakub Jelinek <jakub@redhat.com>
745 * builtins.c (maybe_emit_free_warning): New function.
746 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
747 maybe_emit_free_warning for BUILT_IN_FREE.
750 * dwarf2out.c (get_context_die): New function.
751 (force_decl_die, force_type_die): Use it.
752 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
753 returns NULL, force generation of DW_TAG_typedef and put that into
756 PR preprocessor/36649
757 * c-pch.c (c_common_read_pch): Save and restore
758 line_table->trace_includes across PCH restore.
760 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
763 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
765 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
768 * final.c (call_from_call_insn): Handle COND_EXEC.
770 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
772 * builtins.c (std_gimplify_va_arg_expr): Replace
773 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
774 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
776 2008-07-30 Joey Ye <joey.ye@intel.com>
777 H.J. Lu <hongjiu.lu@intel.com>
779 * builtins.c (expand_builtin_setjmp_receiver): Replace
780 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
781 (expand_builtin_apply_args_1): Likewise.
782 (expand_builtin_longjmp): Need DRAP for stack alignment.
783 (expand_builtin_apply): Likewise.
785 * caller-save.c (setup_save_areas): Call assign_stack_local_1
786 instead of assign_stack_local to allow alignment reduction.
788 * calls.c (emit_call_1): Need DRAP for stack alignment if
790 (expand_call): Replace virtual_incoming_args_rtx with
791 crtl->args.internal_arg_pointer.
792 * stmt.c (expand_nl_goto_receiver): Likewise.
794 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
795 alignment and store to stack_alignment_estimated and
796 max_used_stack_slot_alignment.
797 (expand_one_var): Likewise.
798 (expand_stack_alignment): New function.
799 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
800 and stack_alignment_estimated fields in rtl_data. Call
801 expand_stack_alignment at end.
803 * defaults.h (INCOMING_STACK_BOUNDARY): New.
804 (MAX_STACK_ALIGNMENT): Likewise.
805 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
806 (SUPPORTS_STACK_ALIGNMENT): Likewise.
808 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
809 stack alignment when generating virtual registers.
811 * function.c (assign_stack_local): Renamed to ...
812 (assign_stack_local_1): This. Add a parameter to indicate
813 if it is OK to reduce alignment.
814 (assign_stack_local): Use it.
815 (instantiate_new_reg): Instantiate virtual incoming args rtx
816 to vDRAP if stack realignment and DRAP is needed.
817 (assign_parms): Collect parameter/return type alignment and
818 contribute to stack_alignment_estimated.
819 (locate_and_pad_parm): Likewise.
820 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
821 with crtl->args.internal_arg_pointer.
823 * function.h (rtl_data): Add new field drap_reg,
824 max_used_stack_slot_alignment, stack_alignment_estimated,
825 stack_realign_needed, need_drap, stack_realign_processed and
826 stack_realign_finalized.
827 (stack_realign_fp): New macro.
828 (stack_realign_drap): Likewise.
830 * global.c (compute_regsets): Frame pointer is needed when
831 stack is realigned. Can eliminate frame pointer when stack is
832 realigned and dynamic realigned argument pointer isn't used.
834 * reload1.c (update_eliminables): Frame pointer is needed
835 when stack is realigned.
836 (init_elim_table): Can eliminate frame pointer when stack is
837 realigned and dynamic realigned argument pointer isn't used.
839 * rtl.h (assign_stack_local_1): Declare new funtion.
841 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
842 (TARGET_GET_DRAP_RTX): Likewise.
843 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
846 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
848 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
849 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
851 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
852 H.J. Lu <hongjiu.lu@intel.com>
854 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
855 vdrap_reg, stack_realign and drap_reg_saved.
856 (add_cfi): Don't allow redefining CFA when DRAP is used.
857 (reg_save): Handle stack alignment.
858 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
859 alignment. Don't generate DWARF information for (set fp sp)
861 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
863 (int_loc_descriptor): Move prototype forward. Also define if
864 DWARF2_UNWIND_INFO is true.
865 (output_cfa_loc): Handle DW_CFA_expression.
866 (build_cfa_aligned_loc): New.
867 (based_loc_descr): Update assert for stack realign. For local
868 variables, use sp+offset when stack is aligned without drap and
869 fp+offset when stack is aligned with drap. For arguments, use
870 cfa+offset when drap is used to align stack.
872 2008-07-30 Joey Ye <joey.ye@intel.com>
873 H.J. Lu <hongjiu.lu@intel.com>
875 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
877 (ix86_gen_andsp): New.
878 (ix86_user_incoming_stack_boundary): Likewise.
879 (ix86_default_incoming_stack_boundary): Likewise.
880 (ix86_incoming_stack_boundary): Likewise.
881 (ix86_can_eliminate): Likewise.
882 (find_drap_reg): Likewise.
883 (ix86_update_stack_boundary): Likewise.
884 (ix86_get_drap_rtx): Likewise.
885 (ix86_finalize_stack_realign_flags): Likewise.
886 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
887 (TARGET_GET_DRAP_RTX): Likewise.
888 (override_options): Overide option value for new options.
889 (ix86_function_ok_for_sibcall): Remove check for
890 force_align_arg_pointer.
891 (ix86_handle_cconv_attribute): Likewise.
892 (ix86_function_regparm): Likewise.
893 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
894 (ix86_va_start): Replace virtual_incoming_args_rtx with
895 crtl->args.internal_arg_pointer.
896 (ix86_select_alt_pic_regnum): Check DRAP register.
897 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
898 (ix86_compute_frame_layout): Compute frame layout wrt stack
900 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
901 (ix86_expand_prologue): Decide if stack realignment is needed
902 and generate prologue code accordingly.
903 (ix86_expand_epilogue): Generate epilogue code wrt stack
904 realignment is really needed or not.
906 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
907 (ABI_STACK_BOUNDARY): Likewise.
908 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
909 (STACK_REALIGN_DEFAULT): Likewise.
910 (INCOMING_STACK_BOUNDARY): Likewise.
911 (MAX_STACK_ALIGNMENT): Likewise.
912 (ix86_incoming_stack_boundary): Likewise.
913 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
914 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
915 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
916 (machine_function): Remove force_align_arg_pointer.
918 * config/i386/i386.md (BX_REG): New.
921 * config/i386/i386.opt (mforce_drap): New.
922 (mincoming-stack-boundary): Likewise.
923 (mstackrealign): Add Init(-1).
925 * config/i386/i386-protos.h (ix86_can_eliminate): New
927 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
929 * doc/extend.texi: Update force_align_arg_pointer.
931 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
934 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
935 (INCOMING_STACK_BOUNDARY): Likewise.
936 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
937 (TARGET_GET_DRAP_RTX): Likewise.
939 2008-07-30 Andreas Schwab <schwab@suse.de>
941 PR rtl-optimization/36929
942 * dse.c (replace_inc_dec): Use emit_insn_before instead of
943 add_insn_before and fix argument order.
944 (replace_inc_dec_mem): Handle NULL rtx.
946 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
948 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
950 (arm_compute_initial_elimination_offset): Use it.
951 (arm_compute_save_reg_mask): Include static chain save slot when
952 calculating alignment.
953 (arm_get_frame_offsets): Ditto.
954 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
955 that we can use to decrement the stack when the stack decrement
956 could be too big for an immediate value in a single insn.
957 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
959 2008-07-30 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/36967
962 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
963 Release defs of statements we remove.
965 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
967 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
968 instead of NULL_RTVEC.
970 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
974 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
977 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
979 * final.c (call_from_call_insn): New.
980 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
982 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
984 * configure.ac: Substitute ADA_CFLAGS.
985 * configure: Regenerate.
986 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
987 * Makefile.in: Remove mention of X_* variables.
988 * config/pa/x-ada-hpux10: Remove.
989 * config/pa/x-ada: Remove.
991 * doc/fragments.texi: Update.
993 2008-07-30 Olivier Hainque <hainque@adacore.com>
995 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
996 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
997 __dso_handle explicitly here.
999 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1002 * c-typeck.c (build_binary_op): Encapsulate code into...
1003 * c-common.c (shorten_binary_op): ...this new function.
1004 (conversion_warning): Use the new function. Handle non-negative
1005 constant in bitwise-and.
1006 * c-common.h (shorten_binary_op): Declare.
1008 2008-07-30 Olivier Hainque <hainque@adacore.com>
1010 * scan.c (make_sstring_space): Add explicit conversions of
1011 allocator's return value.
1012 * fix-header.c (recognized_function): Likewise.
1014 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1016 * doc/cpp.texi: Update to GFDL 1.2.
1017 * doc/gcc.texi: Do not list GPL as Invariant Section.
1018 * doc/gccint.texi: Likewise. Update copyright years.
1019 * doc/install.texi: Update copyright years.
1021 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1024 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1025 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1027 2008-07-29 Jan Hubicka <jh@suse.cz>
1029 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1030 (grokdeclarator): Likewise.
1031 * langhooks.c (lhd_warn_unused_global_decl): Use
1032 DECL_DECLARED_INLINE_P.
1033 * print-tree.c (print_node): Remove DECL_INLINE check.
1035 2008-07-29 Richard Guenther <rguenther@suse.de>
1037 PR tree-optimization/36945
1038 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1040 Record invariant addresses un-decomposed.
1041 (copy_reference_ops_from_call): Record reference call
1042 arguments properly. Simplify.
1043 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1044 helper split out from ...
1045 (create_component_ref_by_pieces): ... here. Simplify.
1046 Prepare for recursive invocation for call arguments.
1047 (create_expression_by_pieces): Adjust call to
1048 create_component_ref_by_pieces.
1049 (compute_avail): Process operand 2 of reference ops.
1051 2008-07-29 Richard Guenther <rguenther@suse.de>
1053 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1055 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1057 * c-format.c (check_format_types): Revert unwanted checkin.
1059 2008-07-29 Jan Hubicka <jh@suse.cz>
1061 * flags.h (flag_really_no_inline): Remove.
1062 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1063 * toplev.c (flag_really_no_inline): Remove.
1064 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1065 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1066 (cgraph_decide_inlining_incrementally): Likewise.
1067 (compute_inline_parameters): Likewise.
1068 * opts.c (decode_options): Simplify.
1069 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1070 * common.opt (finline): Initialize to 1.
1071 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1073 2008-07-29 Jan Hubicka <jh@suse.cz>
1075 * predict.c (always_optimize_for_size_p): New function.
1076 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1077 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1078 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1080 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1081 * function.c (prepare_function_start): Set default profile.
1082 * function.h (rtl_data): Add maybe_hot_insn_p.
1083 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1084 (construct_exit_block): Likewise.
1085 (tree_expand_cfg): Likewise.
1087 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1088 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1089 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1090 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1093 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1096 * c-decl.c (merge_decls): Merge USED flags.
1098 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1100 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1101 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1102 next_stack, lab_false and lab_over trees.
1104 2008-07-28 Richard Guenther <rguenther@suse.de>
1106 PR tree-optimization/36957
1107 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1108 (useless_type_conversion_p): Remove.
1109 (types_compatible_p): Remove.
1110 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1111 (useless_type_conversion_p): Declare.
1112 (types_compatible_p): Declare.
1113 (gimple_expr_type): Return the base type only if it is
1114 trivially convertible to the subtype.
1116 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1118 * configure.ac: Use the m4_do macro to concatenate the warnings into
1119 one string in ACX_PROG_CC_WARNING_OPTS,
1120 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1121 * configure: Regenerate.
1123 2008-07-28 Richard Guenther <rguenther@suse.de>
1125 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1126 (insert_fake_stores): Remove.
1127 (realify_fake_stores): Likewise.
1128 (execute_pre): Remove dead code.
1129 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1130 (find_func_aliases): Deal with it here instead.
1131 Re-enable gcc_unreachable call.
1133 2008-07-28 Richard Guenther <rguenther@suse.de>
1135 Merge from gimple-tuples-branch.
1137 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1138 * gimple.def: New file.
1139 * gsstruct.def: Likewise.
1140 * gimple-iterator.c: Likewise.
1141 * gimple-pretty-print.c: Likewise.
1142 * tree-gimple.c: Removed. Merged into ...
1143 * gimple.c: ... here. New file.
1144 * tree-gimple.h: Removed. Merged into ...
1145 * gimple.h: ... here. New file.
1147 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1148 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1149 --enable-checking=gimple flag.
1150 * config.in: Likewise.
1151 * configure: Regenerated.
1153 * tree-ssa-operands.h: Tuplified.
1154 * tree-vrp.c: Likewise.
1155 * tree-loop-linear.c: Likewise.
1156 * tree-into-ssa.c: Likewise.
1157 * tree-ssa-loop-im.c: Likewise.
1158 * tree-dump.c: Likewise.
1159 * tree-complex.c: Likewise.
1160 * cgraphbuild.c: Likewise.
1161 * tree-ssa-threadupdate.c: Likewise.
1162 * tree-ssa-loop-niter.c: Likewise.
1163 * tree-pretty-print.c: Likewise.
1164 * tracer.c: Likewise.
1165 * gengtype.c: Likewise.
1166 * tree-loop-distribution.c: Likewise.
1167 * tree-ssa-loop-unswitch.c: Likewise.
1168 * cgraph.c: Likewise.
1169 * cgraph.h: Likewise.
1170 * tree-ssa-loop-manip.c: Likewise.
1171 * value-prof.c: Likewise.
1172 * tree-ssa-loop-ch.c: Likewise.
1173 * tree-tailcall.c: Likewise.
1174 * value-prof.h: Likewise.
1177 * tree-pass.h: Likewise.
1178 * ipa-cp.c: Likewise.
1179 * tree-scalar-evolution.c: Likewise.
1180 * tree-scalar-evolution.h: Likewise.
1181 * target.h: Likewise.
1182 * lambda-mat.c: Likewise.
1183 * tree-phinodes.c: Likewise.
1184 * diagnostic.h: Likewise.
1185 * builtins.c: Likewise.
1186 * tree-ssa-alias-warnings.c: Likewise.
1187 * cfghooks.c: Likewise.
1188 * fold-const.c: Likewise.
1189 * cfghooks.h: Likewise.
1190 * omp-low.c: Likewise.
1191 * tree-ssa-dse.c: Likewise.
1192 * ipa-reference.c: Likewise.
1193 * tree-ssa-uncprop.c: Likewise.
1194 * toplev.c: Likewise.
1195 * tree-gimple.c: Likewise.
1196 * tree-gimple.h: Likewise.
1197 * tree-chrec.c: Likewise.
1198 * tree-chrec.h: Likewise.
1199 * tree-ssa-sccvn.c: Likewise.
1200 * tree-ssa-sccvn.h: Likewise.
1201 * cgraphunit.c: Likewise.
1202 * tree-ssa-copyrename.c: Likewise.
1203 * tree-ssa-ccp.c: Likewise.
1204 * tree-ssa-loop-ivopts.c: Likewise.
1205 * tree-nomudflap.c: Likewise.
1206 * tree-call-cdce.c: Likewise.
1207 * ipa-pure-const.c: Likewise.
1208 * c-format.c: Likewise.
1209 * tree-stdarg.c: Likewise.
1210 * tree-ssa-math-opts.c: Likewise.
1211 * tree-ssa-dom.c: Likewise.
1212 * tree-nrv.c: Likewise.
1213 * tree-ssa-propagate.c: Likewise.
1214 * ipa-utils.c: Likewise.
1215 * tree-ssa-propagate.h: Likewise.
1216 * tree-ssa-alias.c: Likewise.
1217 * gimple-low.c: Likewise.
1218 * tree-ssa-sink.c: Likewise.
1219 * ipa-inline.c: Likewise.
1220 * c-semantics.c: Likewise.
1221 * dwarf2out.c: Likewise.
1223 * tree-ssa-loop-ivcanon.c: Likewise.
1224 * predict.c: Likewise.
1225 * tree-ssa-loop.c: Likewise.
1226 * tree-parloops.c: Likewise.
1227 * tree-ssa-address.c: Likewise.
1228 * tree-ssa-ifcombine.c: Likewise.
1229 * matrix-reorg.c: Likewise.
1230 * c-decl.c: Likewise.
1231 * tree-eh.c: Likewise.
1232 * c-pretty-print.c: Likewise.
1233 * lambda-trans.c: Likewise.
1234 * function.c: Likewise.
1235 * langhooks.c: Likewise.
1236 * ebitmap.h: Likewise.
1237 * tree-vectorizer.c: Likewise.
1238 * function.h: Likewise.
1239 * langhooks.h: Likewise.
1240 * tree-vectorizer.h: Likewise.
1241 * ipa-type-escape.c: Likewise.
1242 * ipa-type-escape.h: Likewise.
1243 * domwalk.c: Likewise.
1244 * tree-if-conv.c: Likewise.
1245 * profile.c: Likewise.
1246 * domwalk.h: Likewise.
1247 * tree-data-ref.c: Likewise.
1248 * tree-data-ref.h: Likewise.
1249 * tree-flow-inline.h: Likewise.
1250 * tree-affine.c: Likewise.
1251 * tree-vect-analyze.c: Likewise.
1252 * c-typeck.c: Likewise.
1253 * gimplify.c: Likewise.
1254 * coretypes.h: Likewise.
1255 * tree-ssa-phiopt.c: Likewise.
1256 * calls.c: Likewise.
1257 * tree-ssa-coalesce.c: Likewise.
1258 * tree.def: Likewise.
1259 * tree-dfa.c: Likewise.
1260 * except.c: Likewise.
1261 * except.h: Likewise.
1262 * cfgexpand.c: Likewise.
1263 * tree-cfgcleanup.c: Likewise.
1264 * tree-ssa-pre.c: Likewise.
1265 * tree-ssa-live.c: Likewise.
1266 * tree-sra.c: Likewise.
1267 * tree-ssa-live.h: Likewise.
1268 * tree-predcom.c: Likewise.
1269 * lambda.h: Likewise.
1270 * tree-mudflap.c: Likewise.
1271 * ipa-prop.c: Likewise.
1272 * print-tree.c: Likewise.
1273 * tree-ssa-copy.c: Likewise.
1274 * ipa-prop.h: Likewise.
1275 * tree-ssa-forwprop.c: Likewise.
1276 * ggc-page.c: Likewise.
1277 * c-omp.c: Likewise.
1278 * tree-ssa-dce.c: Likewise.
1279 * tree-vect-patterns.c: Likewise.
1280 * tree-ssa-ter.c: Likewise.
1281 * tree-nested.c: Likewise.
1282 * tree-ssa.c: Likewise.
1283 * lambda-code.c: Likewise.
1284 * tree-ssa-loop-prefetch.c: Likewise.
1285 * tree-inline.c: Likewise.
1286 * tree-inline.h: Likewise.
1287 * tree-iterator.c: Likewise.
1288 * tree-optimize.c: Likewise.
1289 * tree-ssa-phiprop.c: Likewise.
1290 * tree-vect-transform.c: Likewise.
1291 * tree-object-size.c: Likewise.
1292 * tree-outof-ssa.c: Likewise.
1293 * cfgloop.c: Likewise.
1294 * system.h: Likewise.
1295 * tree-profile.c: Likewise.
1296 * cfgloop.h: Likewise.
1297 * c-gimplify.c: Likewise.
1298 * c-common.c: Likewise.
1299 * tree-vect-generic.c: Likewise.
1300 * tree-flow.h: Likewise.
1301 * c-common.h: Likewise.
1302 * basic-block.h: Likewise.
1303 * tree-ssa-structalias.c: Likewise.
1304 * tree-switch-conversion.c: Likewise.
1305 * tree-ssa-structalias.h: Likewise.
1306 * tree-cfg.c: Likewise.
1307 * passes.c: Likewise.
1308 * ipa-struct-reorg.c: Likewise.
1309 * ipa-struct-reorg.h: Likewise.
1310 * tree-ssa-reassoc.c: Likewise.
1311 * cfgrtl.c: Likewise.
1312 * varpool.c: Likewise.
1314 * tree-ssanames.c: Likewise.
1315 * tree-ssa-threadedge.c: Likewise.
1316 * langhooks-def.h: Likewise.
1317 * tree-ssa-operands.c: Likewise.
1318 * config/alpha/alpha.c: Likewise.
1319 * config/frv/frv.c: Likewise.
1320 * config/s390/s390.c: Likewise.
1321 * config/m32c/m32c.c: Likewise.
1322 * config/m32c/m32c-protos.h: Likewise.
1323 * config/spu/spu.c: Likewise.
1324 * config/sparc/sparc.c: Likewise.
1325 * config/i386/i386.c: Likewise.
1326 * config/sh/sh.c: Likewise.
1327 * config/xtensa/xtensa.c: Likewise.
1328 * config/stormy16/stormy16.c: Likewise.
1329 * config/ia64/ia64.c: Likewise.
1330 * config/rs6000/rs6000.c: Likewise.
1331 * config/pa/pa.c: Likewise.
1332 * config/mips/mips.c: Likewise.
1334 2008-07-28 Simon Baldwin <simonb@google.com>
1336 * c-pragma.c (handle_pragma_message): New function.
1337 (init_pragma): Register handle_pragma_message.
1338 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
1341 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
1343 PR tree-optimization/35252
1344 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
1345 REALPART_EXPR to be considered as same load operation.
1347 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
1349 PR tree-optimization/36830
1350 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
1351 (expressions_equal_p): Return false if only one operand is null.
1353 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
1355 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
1356 version requirements.
1358 2008-07-26 Olivier Hainque <hainque@adacore.com>
1360 * collect2.c (symkind): New enum. Symbol kinds we care about.
1361 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
1362 code and head comment accordingly.
1363 (scan_prog_file): Use symkind names instead of bare integers.
1365 2008-07-25 Jan Hubicka <jh@suse.cz>
1367 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
1369 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
1370 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
1371 * dojump.c (clear_pending_stack_adjust): Likewise.
1372 * print-tree.c (print_node): Ignore DECL_INLINE.
1373 * tree-inline.c (inlinable_function_p): Likewise.
1375 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1377 * doc/extend.texi (hot attribute): Document that the hot attribute
1378 turns on -O3 for some ports.
1379 (cold attribute): Document that the cold attribute turns on -Os
1382 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1383 reflect function specific option support.
1385 * target.h (struct target_option_hooks): Add fields to say whether
1386 the cold attribute implies -Os and the hot attribute implies -O3.
1388 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1389 By default, do not turn on -Os for cold functions.
1390 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1391 not turn on -O3 for hot functions.
1393 * c-common.c (handle_hot_attribute): Use target hook to determine
1394 if hot functions should enable -O3.
1395 (handle_cold_attribute): Use target hook to determine if cold
1396 functions should enable -Os.
1398 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1399 (override_options): Move disable scheduling to
1400 optimization_options.
1401 (optimization_options): Disable scheduling here, not
1403 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1404 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1406 * config/ia64/ia64.c (ia64_override_options): Move setting
1407 scheduling flags to ia64_optimization_options.
1408 (ia64_optimization_options): Disable scheduling options here, and
1409 not in ia64_override_options.
1410 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1411 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1413 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1416 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1418 2008-07-25 Martin Jambor <mjambor@suse.cz>
1420 PR tree-optimization/36926
1421 * ipa-prop.c (ipa_analyze_call_uses): Call
1422 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1424 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1426 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1427 movv2si_internal): Add mem = reg alternative.
1429 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1432 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1433 DEFAULT_PCC_STRUCT_RETURN to 127.
1435 2008-07-24 Jan Hubicka <jh@suse.cz>
1437 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
1438 (build_cgraph_edges): Likewise.
1439 * cgraph.c (cgraph_node): Do not update assembler hash.
1440 (cgraph_remove_node): Drop non-unit-at-a-time code.
1441 * tree-pass.h (pass_O0_always_inline): Remove.
1442 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
1443 * toplev.c (process_options): Flag unit-at-a-time does not imply
1445 * cgraphunit.c: Update comments.
1446 (decide_is_function_needed): Drop non-unit-at-a-time mode.
1447 (cgraph_assemble_pending_functions): Remove.
1448 (cgraph_reset_node): Drop non-unit-at-a-time code.
1449 (cgraph_finalize_function): Likewise.
1450 (cgraph_analyze_function): Likewise.
1451 (cgraph_finalize_compilation_unit): Likewise.
1452 (cgraph_expand_function): Likewise.
1453 (cgraph_optimize): Likesise.
1454 (save_inline_function_body): Likewise.
1455 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
1456 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
1457 * ipa-inline.c: Update comments.
1458 (enum inlining_mode): remove INLINE_SPEED.
1459 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
1460 (cgraph_mark_inline_edge): Likewise.
1461 (try_inline): Likewise.
1462 (cgraph_decide_inlining_incrementally): Likewise.
1463 (cgraph_gate_inlining): Remove.
1464 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
1465 (cgraph_gate_early_inlining): Likewise.
1466 (gate_inline_passes): Remove.
1467 (pass_inline_parameters, pass_ipa_inline): Remove gates.
1468 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1469 pass_O0_always_inline): Remove.
1470 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
1471 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
1472 * opts.c (no_unit_at_a_time_default): Remove.
1473 (decode_options): Remove flag_unit_at_a_time reset and warning.
1474 * opts.h (no_unit_at_a_time_default): Remove.
1475 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
1476 early in GNU dialect.
1477 (merge_decls): Update comment; drop unit-at-a-time check.
1478 (finish_decl): Likewise.
1479 (grok_declaration): Remove flag_inline_trees code.
1480 (finish_functions): Return on function returning non-void on all
1482 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
1483 * cfgexpand.c (expand_one_static_var): Remove.
1484 (expand_one_var): Remove expand_one_static_var call.
1485 (expand_used_vars_for_block): Remove flag_unit_a_time check.
1486 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
1487 and flag_unit_at_a-time compatibility checks.
1488 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
1489 * tree-inline.c (flag_inline_trees): Remove.
1490 (inlinable_function_p): Don't check it.
1491 (expand_call_inline): Remove non-unit-at-a-time code.
1492 * tree-inline.h (flag_inline_trees): Remove.
1493 * tree-optimize.c (execute_early_local_optimizations): Remove
1494 unit-at-a-time checks.
1495 (tree_rest_of_compilation): Likewise.
1496 * combine.c (setup_incoming_promotions): Likewise.
1497 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
1498 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
1499 * passes.c (pass_inline_parameters): Update comments; remove
1500 O0_alwaysinline pass.
1501 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
1502 (execute_one_pass): Likewise.
1503 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
1504 (ix86_function_sseregparm): Likewise.
1505 * arm.c (arm_function_in_section_p): Likewise.
1506 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
1507 * varpool.c: Update comments.
1508 (decide_is_variable_needed): Remove unit-at-a-time checks.
1509 (varpool_finalize_decl): Likewise.
1511 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
1513 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
1515 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
1517 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
1519 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
1520 imp symbol extension.
1522 2008-07-23 Ian Lance Taylor <iant@google.com>
1524 * tree-vrp.c (infer_value_range): Ignore asm statements when
1525 looking for memory accesses for -fdelete-null-pointer-checks.
1527 2008-07-24 Ben Elliston <bje@au.ibm.com>
1529 * config/spu/spu-c.c (__vector_keyword): New variable.
1530 (vector_keyword): Likewise.
1531 (spu_categorize_keyword): New function.
1532 (spu_macro_to_expand): Likewise.
1533 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
1534 compiling an ISO C dialect.
1536 2008-07-24 Ben Elliston <bje@au.ibm.com>
1538 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
1541 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1543 * configure: Regenerate.
1544 * configure.ac: Require texinfo 4.7.
1545 * doc/install.texi: Document texinfo 4.7 requirement.
1547 2008-07-23 Martin Jambor <mjambor@suse.cz>
1549 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
1550 rather than for DECL_SAVED_TREE.
1551 * ipa-prop.c: Include diagnostic.h.
1552 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
1554 (ipa_detect_param_modifications): Function rewritten from scratch.
1555 (ipa_compute_jump_functions): Changed accesses to modification flags.
1556 (ipa_free_node_params_substructures): Update flags destruction.
1557 (ipa_node_duplication_hook): Update flags duplication.
1558 (ipa_print_all_params_modified): Updated flag access.
1559 * ipa-prop.h (struct ipa_param_flags): New structure.
1560 (struct ipa_node_params): New field modification_analysis_done,
1561 modified_flags changed into param_flags.
1562 (ipa_is_ith_param_modified): Changed to use new flags.
1563 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
1565 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
1566 ipa-cp.c and split into two functions.
1567 (ipa_print_node_jump_functions): New function.
1568 (compute_scalar_jump_functions): New function.
1569 (type_like_member_ptr_p): New function.
1570 (compute_pass_through_member_ptrs): New function.
1571 (fill_member_ptr_cst_jump_function): New function.
1572 (determine_cst_member_ptr): New function.
1573 (compute_cst_member_ptr_arguments): New function.
1574 (ipa_compute_jump_functions): Complete rewrite.
1575 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
1576 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
1577 (struct ipa_member_ptr_cst): New structure.
1578 (union jump_func_value): New field member_cst.
1579 * ipa-cp.c (ipcp_lat_is_insertable): New function.
1580 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
1581 jump function types.
1582 (ipcp_print_all_lattices): Slight fprintf rearrangement.
1583 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
1584 instead of ipcp_print_all_jump_functions.
1585 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
1586 only for replacable scalars.
1588 * doc/invoke.texi (Optimize options): Add description of
1589 -findirect-inlining.
1590 * common.opt (flag_indirect_inlining): New flag.
1591 * opts.c (decode_options): Set flag_indirect_inlining when
1594 * ipa-inline.c: Include ipa-prop.h.
1595 (inline_indirect_intraprocedural_analysis): New function.
1596 (inline_generate_summary): Allocate parameter and argument info
1597 structures, call inline_indirect_intraprocedural_analysis on each
1598 node when doing indirect inlining and deallocate indirect inlining
1599 data structures in the end.
1600 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
1601 (free_all_ipa_structures_after_iinln): New function.
1602 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
1604 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
1606 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
1607 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1608 of computing the frequency separately.
1609 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1610 of computing the frequency separately.
1611 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
1612 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
1613 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
1614 (ipa_get_stmt_member_ptr_load_param): New function.
1615 (ipa_is_ssa_with_stmt_def): New function.
1616 (ipa_note_param_call): New function.
1617 (ipa_analyze_call_uses): New function.
1618 (ipa_analyze_stmt_uses): New function.
1619 (ipa_analyze_params_uses): New function.
1620 (ipa_free_node_params_substructures): Also free the param_calls linked
1622 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
1623 (ipa_print_node_param_flags): New function.
1624 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
1625 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
1626 * ipa-prop.h (struct ipa_param_flags): New field called.
1627 (struct ipa_param_call_note): New structure.
1628 (struct ipa_node_params): New fields param_calls and
1630 (ipa_is_ith_param_called): New function.
1631 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1632 ipa_analyze_params_uses and dump parameter flags.
1634 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
1635 ipa_propagate_indirect_call_infos if performing indirect inlining,
1636 pass a new parameter new_edges to it.
1637 (add_new_edges_to_heap): New fucntion.
1638 (cgraph_decide_inlining_of_small_functions): New vector
1639 new_indirect_edges for newly found indirect edges , call
1640 ipa_propagate_indirect_call_infos after inlining.
1641 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
1642 inlining if performing indirect inlining. Call
1643 free_all_ipa_structures_after_iinln when doing so too.
1644 (inline_generate_summary): Do not call
1645 free_all_ipa_structures_after_iinln here.
1646 * ipa-prop.c (update_jump_functions_after_inlining): New function.
1647 (print_edge_addition_message): New function.
1648 (update_call_notes_after_inlining): New function.
1649 (propagate_info_to_inlined_callees): New function.
1650 (ipa_propagate_indirect_call_infos): New function.
1651 * ipa-prop.h: Include cgraph.h
1652 (struct ipa_param_call_note): Fields reordered, new field processed.
1653 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
1655 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
1656 rediscovered call statements.
1657 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
1658 (dump_cgraph_node): Dump also the indirect_call flag.
1659 (cgraph_clone_edge): Copy also the indirect_call flag.
1660 * tree-inline.c (copy_bb): Do not check for fndecls from call
1661 expressions, check for edge availability when moving clones.
1662 (get_indirect_callee_fndecl): New function.
1663 (expand_call_inline): If callee declaration is not apprent from
1664 the statement, try calling get_indirect_callee_fndecl. Do not
1665 issue warnings or call sorry when not inlinings an indirect edge.
1666 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
1668 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
1669 bit more frandly to matching.
1670 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
1671 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
1672 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
1674 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1677 * opth-gen.awk: Suppress function specific features when building
1679 * optc-gen.awk: Ditto.
1681 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1684 * diagnostic.c (pedwarn): Add opt parameter.
1686 * c-tree.h (pedwarn_init): Add opt parameter.
1687 (pedwarn_c90): Likewise.
1688 (pedwarn_c99): Likewise.
1689 * c-errors.c (pedwarn_c99): Likewise.
1690 (pedwarn_c90): Likewise.
1691 * toplev.h (pedwarn): Update declaration.
1692 (pedwarn0): Declare.
1693 * c-lex.c: All calls to pedwarn changed.
1694 * builtins.c: All calls to pedwarn changed.
1695 * toplev.c: All calls to pedwarn changed.
1696 * c-decl.c: All calls to pedwarn changed.
1697 * c-typeck.c: All calls to pedwarn changed.
1698 * c-common.c: All calls to pedwarn changed.
1699 * c-parser.c: All calls to pedwarn changed.
1701 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1702 Karthik Kumar <karthikkumar@gmail.com>
1704 * attribs.c (file scope): Include c-common.h.
1705 (decl_attributes): Add support for #pragma GCC optimize and
1708 * targhooks.c (default_can_inline_p): New function that is the
1709 default for the TARGET_CAN_INLINE_P target hook.
1711 * targhooks.h (default_can_inline_p): Add declaration.
1713 * tree.c (cl_optimization_node): New static tree for building
1714 OPTIMIZATION_NODE tree.
1715 (cl_target_option_node): New static tree for building
1716 TARGET_OPTION_NODE tree.
1717 (cl_option_hash_table): New hash table for hashing
1718 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1719 (cl_option_hash_hash): New function to provide the hash value for
1720 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1721 (cl_option_hash_eq): New function to provide an equality test for
1722 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1723 (tree_code_size): Add support for OPTIMIZATION_NODE and
1724 TARGET_OPTION_NODE trees.
1725 (tree_code_structure): Add support for OPTIMIZATION_NODE and
1726 TARGET_OPTION_NODE trees.
1727 (build_optimization_node): Build a tree that has all of the
1728 current optimization options.
1729 (build_target_option_node): Build a tree that has the target
1730 options that might be changed on a per function basis.
1732 * tree.h (file scope): Include options.h.
1733 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
1734 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1735 (TREE_OPTIMIZATION): Ditto.
1736 (TREE_TARGET_SPECIFIC): Ditto.
1737 (struct tree_function_decl): Add fields for remembering the
1738 current optimization options and target specific options.
1739 (struct tree_optimization_option): New tree variant that remembers
1740 the optimization options.
1741 (struct tree_target_option): New tree variant that remembers the
1742 target specific flags that might change for compiling a particular
1744 (union tree_node): Include tree_optimization_option and
1745 tree_target_option fields.
1746 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
1747 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
1748 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
1749 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
1750 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
1751 optimization and target options.
1752 (optimization_default_node): New macro to refer to global_trees
1754 (optimization_current_node): Ditto.
1755 (optimization_cold_node): Ditto.
1756 (optimization_hot_node): Ditto.
1757 (target_option_default_node): Ditto.
1758 (target_option_current_node): Ditto.
1759 (current_option_pragma): Ditto.
1760 (current_optimize_pragma): Ditto.
1762 * target.h (struct gcc_target): Add valid_option_attribute_p,
1763 target_option_save, target_option_restore, target_option_print,
1764 target_option_pragma_parse, and can_inline_p hooks.
1766 * toplev.h (parse_optimize_options): Add declaration.
1767 (fast_math_flags_struct_set_p): Ditto.
1769 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
1770 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
1773 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
1774 tree_can_inline_p hook to see if one function can inline another.
1775 (cgraph_decide_inlining): Ditto.
1776 (cgraph_decide_inlining_incrementally): Ditto.
1778 * opts.c (decode_options): Add support for running multiple times
1779 to allow functions with different target or optimization options
1780 than was specified on the command line.
1781 (fast_math_flags_struct_set_p): New function that is similar to
1782 fast_math_flags_set_p, except it uses the values in the
1783 cl_optimization structure instead of global variables.
1785 * optc-gen.awk: Add support for TargetSave to allow a back end to
1786 declare new fields that need to be saved when using function
1787 specific options. Include flags.h and target.h in the options.c
1788 source. Add support for Save to indicate which options can be set
1789 for individual functions. Generate cl_optimize_save,
1790 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
1791 cl_target_option_restore, cl_target_option_print functions to
1792 allow functions to use different optimization or target options.
1794 * opt-functions.awk (var_type_struct): Return the type used for
1795 storing the field in a structure.
1797 * opth-gen.awk: Add support for TargetSave to allow a back end to
1798 declare new fields that need to be saved when using function
1799 specific options. Add support for Save to indicate which options
1800 can be set for individual functions. Only generate one extern for
1801 Mask fields. Generate cl_optimization and cl_target_option
1802 structures to remember optimization and target options.
1804 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
1805 collecting new tree nodes.
1806 (TS_TARGET_OPTION): Ditto.
1808 * c-decl.c (merge_decls): Merge function specific target and
1809 optimization options.
1811 * function.c (invoke_set_current_function_hook): If the function
1812 uses different optimization options, change the global variables
1815 * coretypes.h (struct cl_optimization): Add forward reference.
1816 (struct cl_target_option): Ditto.
1818 * c-pragma.c (option_stack): New static vector to remember the
1819 current #pragma GCC option stack.
1820 (handle_pragma_option): New function to support #pragma GCC option
1821 to change target options.
1822 (optimize_stack): New static vector to remember the current
1823 #pragma GCC optimize stack.
1824 (handle_pragma_optimize): New function to support #pragma GCC
1825 optimize to change optimization options.
1826 (init_pragma): Add support for #pragma GCC optimize and #pragma
1829 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
1830 optimization options.
1831 (TARGET_OPTION_NODE): New tree code for remembering certain target
1834 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
1835 TARGET_OPTION_NODE trees.
1837 * common.opt (-O): Add Optimization flag.
1839 (-fmath-errno): Ditto.
1840 (-falign-functions): Add UInteger flag to make sure flag gets full
1841 int in cl_optimization structure.
1842 (-falign-jumps): Ditto.
1843 (-falign-labels): Ditto.
1844 (-falign-loops): Ditto.
1845 (-fsched-stalled-insns): Ditto.
1846 (-fsched-stalled-insns-dep): Ditto.
1848 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
1850 (TARGET_OPTION_SAVE): Ditto.
1851 (TARGET_OPTION_RESTORE): Ditto.
1852 (TARGET_OPTION_PRINT): Ditto.
1853 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1854 (TARGET_CAN_INLINE_P): Ditto.
1855 (TARGET_INITIALIZER): Add new hooks.
1857 * tree-inline.c (tree_can_inline_p): New function to determine
1858 whether one function can inline another. Check if the functions
1859 use compatible optimization options, and also call the backend
1862 * tree-inline.h (tree_can_inline_p): Add declaration.
1864 * c-common.c (c_common_attribute): Add support for option and
1865 optimize attributes.
1866 (handle_option_attribute): Add support for the option attribute to
1867 allow the user to specify different target options for compiling a
1869 (handle_optimize_attribute): Add support for the optimize
1870 attribute to allow the user to specify different optimization
1871 options for compiling a specific function.
1872 (handle_hot_attribute): Turn on -O3 optimization for this one
1873 function if it isn't the default optimization level.
1874 (handle_cold_attribute): Turn on -Os optimization for this one
1875 function if it insn't the default optimization.
1876 (const_char_p): New const char * typedef.
1877 (optimize_args): New static vector to remember the optimization
1879 (parse_optimize_options): New function to set up the optimization
1880 arguments from either the optimize attribute or #pragma GCC optimize.
1882 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
1883 (builtin_define_std): Ditto.
1885 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
1886 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
1887 (x86_64-*-*): Ditto.
1889 * Makefile.in (TREE_H): Add options.h.
1890 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
1892 * doc/extend.texi (option attribute): Document new attribute.
1893 (optimize attribute): Ditto.
1894 (hot attribute): Document hot attribute sets -O3.
1895 (cold attribute): Document cold attribute sets -Os.
1896 (#pragma GCC option): Document new pragma.
1897 (#pragma GCC optimize): Ditto.
1899 * doc/options.texi (TargetSave): Document TargetSave syntax.
1900 (UInteger): Document UInteger must be used for certain flags.
1901 (Save): Document Save option to create target specific options
1902 that can be saved/restored on a function specific context.
1904 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
1905 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1907 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
1908 (TARGET_OPTION_SAVE): Ditto.
1909 (TARGET_OPTION_RESTORE): Ditto.
1910 (TARGET_OPTION_PRINT): Ditto.
1911 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1912 (TARGET_CAN_INLINE_P): Ditto.
1914 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
1916 (-mfpmath=both): Ditto.
1918 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1919 Karthik Kumar <karthikkumar@gmail.com>
1921 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
1922 (TARGET_POPCNT): Ditto.
1923 (TARGET_SAHF): Ditto.
1924 (TARGET_AES): Ditto.
1925 (TARGET_PCLMUL): Ditto.
1926 (TARGET_CMPXCHG16B): Ditto.
1927 (TARGET_RECIP): Move switch into target_flags.
1928 (TARGET_FUSED_MADD): Ditto.
1929 (ix86_arch_features): Make an unsigned char type.
1930 (ix86_tune_features): Ditto.
1931 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
1932 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
1933 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
1935 * config/i386/i386.opt (arch): New TargetSave field to define
1936 fields that need to be saved for function specific option support.
1939 (branch_cost): Ditto.
1940 (ix86_isa_flags_explicit): Ditto.
1941 (tune_defaulted): Ditto.
1942 (arch_specified): Ditto.
1943 (-m128-long-double): Add Save flag to save option for target
1944 specific option support.
1946 (-maccumulate-outgoing-args): Ditto.
1947 (-malign-double): Ditto.
1948 (-malign-stringops): Ditto.
1949 (-mfancy-math-387): Ditto.
1950 (-mhard-float): Ditto.
1952 (-minline-all-stringops): Ditto.
1953 (-minline-stringops-dynamically): Ditto.
1954 (-mms-bitfields): Ditto.
1955 (-mno-align-stringops): Ditto.
1956 (-mno-fancy-math-387): Ditto.
1957 (-mno-push-args): Ditto.
1958 (-mno-red-zone): Ditto.
1959 (-mpush-args): Ditto.
1960 (-mred-zone): Ditto.
1962 (-msseregparm): Ditto.
1963 (-mstack-arg-probe): Ditto.
1978 (-mrecip): Move flag into target_flags.
1980 (-mno-fused-madd): Ditto.
1981 (-mfused-madd): Ditto.
1982 (-mabm): Move flag into ix86_isa_flags.
1989 * config/i386/i386-c.c: New file for #pragma support.
1990 (ix86_target_macros_internal): New function to #define or #undef
1991 target macros based when the user uses the #pragma GCC option to
1992 change target options.
1993 (ix86_pragma_option_parse): New function to add #pragma GCC option
1995 (ix86_target_macros): Move defining the target macros here from
1996 TARGET_CPU_CPP_BUILTINS in i386.h.
1997 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1998 defined, initialize any subtarget #pragmas.
2000 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2001 REGISTER_TARGET_PRAGMAS.
2003 * config/i386/t-i386: New file for x86 dependencies.
2004 (i386.o): Make dependencies mirror the include files used.
2005 (i386-c.o): New file, add dependencies.
2007 * config/i386/i386-protos.h (override_options): Add bool argument.
2008 (ix86_valid_option_attribute_tree): Add declaration.
2009 (ix86_target_macros): Ditto.
2010 (ix86_register_macros): Ditto.
2012 * config/i386/i386.c (ix86_tune_features): Move initialization of
2013 the target masks to initial_ix86_tune_features to allow functions
2014 to have different target options. Make type unsigned char,
2015 instead of unsigned int.
2016 (initial_ix86_tune_features): New static vector to hold processor
2017 masks for the tune variables.
2018 (ix86_arch_features): Move initialization of the target masks to
2019 initial_ix86_arch_features to allow functions to have different
2020 target options. Make type unsigned char, instead of unsigned int.
2021 (initial_ix86_arch_features): New static vector to hold processor
2022 masks for the arch variables.
2023 (enum ix86_function_specific_strings): New enum to describe the
2024 string options used for attribute((option(...))).
2025 (ix86_target_string): New function to return a string that
2026 describes the target options.
2027 (ix86_debug_options): New function to print the current options in
2029 (ix86_function_specific_save): New function hook to save the
2030 function specific global variables in the cl_target_option structure.
2031 (ix86_function_specific_restore): New function hook to restore the
2032 function specific variables from the cl_target_option structure to
2033 the global variables.
2034 (ix86_function_specific_print): New function hook to print the
2035 target specific options in the cl_target_option structure.
2036 (ix86_valid_option_attribute_p): New function hook to validate
2037 attribute((option(...))) arguments.
2038 (ix86_valid_option_attribute_tree): New function that is common
2039 code between attribute((option(...))) and #pragma GCC option
2040 support that parses the options and returns a tree holding the options.
2041 (ix86_valid_option_attribute_inner_p): New helper function for
2042 ix86_valid_option_attribute_tree.
2043 (ix86_can_inline_p): New function hook to decide if one function
2044 can inline another on a target specific basis.
2045 (ix86_set_current_function); New function hook to switch target
2046 options if the user used attribute((option(...))) or #pragma GCC
2048 (ix86_tune_defaulted): Move to static file scope from
2050 (ix86_arch_specified): Ditto.
2051 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2053 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2054 (OPTION_MASK_ISA_ABM_SET): Ditto.
2055 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2056 (OPTION_MASK_ISA_CX16_SET): Ditto.
2057 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2058 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2059 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2060 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2061 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2062 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2063 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2064 (struct ptt): Move to static file scope from override_options.
2065 (processor_target_table): Ditto.
2067 (ix86_handle_option): Add support for options that are now isa options.
2068 (override_options): Add support for declaring functions that
2069 support different target options than were specified on the
2070 command line. Move struct ptt, processor_target_table, cpu_names,
2071 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2072 Add bool argument. Fix up error messages so the appropriate error
2073 is given for either command line or attribute.
2074 (ix86_previous_fndecl): New static to remember previous function
2075 declaration to see if we need to change target options.
2076 (ix86_builtins_isa): New array to record the ISA of each builtin
2078 (def_builtin): Always create the builtin function, even if the
2079 current ISA doesn't support it.
2080 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2081 tests for those builtins.
2082 (ix86_init_builtins): Remove TARGET_MMX test for calling
2083 ix86_init_mmx_sse_builtins.
2084 (ix86_expand_builtin): If the current ISA doesn't support a given
2085 builtin, signal an error.
2086 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2087 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2088 (TARGET_OPTION_SAVE): Ditto.
2089 (TARGET_OPTION_RESTORE): Ditto.
2090 (TARGET_OPTION_PRINT): Ditto.
2091 (TARGET_CAN_INLINE_P): Ditto.
2093 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2095 * c-typeck.c (build_external_ref): Don't call assemble_external.
2096 * final.c (output_operand): Call assemble_external.
2098 2008-07-21 DJ Delorie <dj@redhat.com>
2100 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2101 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2103 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2105 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2106 original insn and splitter contents into ...
2107 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2108 flag_unsafe_math_optimizations. Add dummy scratch register.
2109 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2110 !flag_unsafe_math_optimizations. Returns number with next
2111 highest magnitude if this is still less or equal to the true
2112 quotient in magnitude.
2114 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2116 * Makefile.in: Replace toplev.h with TOPLEV_H.
2117 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2118 * c-lex.c (fe_file_change): Don't set in_system_header.
2119 * c-parser.c (c_token): Remove in_system_header.
2120 (c_lex_one_token): Don't set in_system_header.
2121 (c_parser_set_source_position_from_token): Don't set in_system_header.
2122 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2125 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2126 * flags.h (in_system_header): Remove.
2127 * function.c (saved_in_system_header): Remove.
2128 (push_cfun): Don't set in_system_header.
2129 (pop_cfun): Don't set in_system_header.
2130 (push_struct_function): Don't set in_system_header.
2131 * input.h (expanded_location): Add sysp.
2132 (in_system_header_at): New.
2133 (in_system_header): New.
2134 * toplev.c (in_system_header): Remove.
2135 * toplev.h: Include input.h
2137 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2138 * tree-ssa.c (warn_uninit): Call warning_at.
2139 (warn_uninitialized_var): Update calls to warn_uninit.
2140 (warn_uninitialized_phi): Update calls to warn_uninit.
2141 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2142 (expand_location): Initialize xloc.sysp.
2143 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2144 (tree_decl_with_vis): Remove in_system_header_flag.
2146 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2149 * recog.c (asm_operand_ok): Change the order of the extra
2150 memory constraint checks.
2152 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2155 * tree-switch-conversion.c (build_one_array): Call
2156 varpool_mark_needed_node and varpool_finalize_decl
2157 instead of assemble_variable.
2159 2008-07-19 Jan Hubicka <jh@suse.cz>
2161 * cgraph.c (cgraph_add_new_function): Do early local passes.
2162 * tree-nrv.c (gate_pass_return_slot): New gate.
2163 (pass_nrv): Add the gate.
2164 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2166 (coalesce_ssa_name): Coalesce SSA names.
2167 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2168 not optimizing so unused user vars remains visible.
2169 * common.opt (flag_tree_ter): Always enable by default.
2170 * tree-ssa-ter.c: Include flags.h
2171 (is_replaceable_p): Check that locations match; when aliasing is missing
2172 be conservative about loads.
2173 * tree-optimize.c (gate_init_datastructures): Remove.
2174 (pass_init_datastructures): New.
2175 * passes.c: Reorder passes so we always go into SSA.
2177 2008-07-19 Jan Hubicka <jh@suse.cz>
2179 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2180 * doc/invoke.texi (--combine): Likewise.
2181 (-finline-functions-called-once): Update levels when enabled.
2182 (-funit-at-a-time): Document new behaviour.
2183 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2184 -fno-section-anchors when disabled explicitly.
2185 (inline params): They are not ignored now.
2186 (precompiled headers): Remove unit-at-a-time as being incompatible.
2187 * opts.c (decode_options): Handle unit-at-a-time as alias;
2188 imply -fno-section-anchors when toplevel reorder is disabled
2190 * common.opt (ftoplevel-reorder): Set default value to 2.
2191 (funit-at-a-time): Set default value to 1.
2192 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2195 2008-07-19 Jan Hubicka <jh@suse.cz>
2197 * builtins.c (expand_builtin_int_roundingfn,
2198 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2201 2008-07-19 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2205 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2206 * tree-ssa-pre.c (get_expr_value_id): For newly created
2207 constant value-ids make sure to add the expression to its
2210 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2213 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2214 return value of the builtin is ignored.
2216 2008-07-19 Olivier Hainque <hainque@adacore.com>
2218 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2219 bits, a C conformant malloc implementation has to provide.
2220 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2222 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2226 * reload.c (find_reloads_subreg_address): Only reload address if
2227 reloaded == 0, not for reloaded != 1.
2230 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2231 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2232 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2233 m32c_legitimize_reload_address.
2235 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2236 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2237 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2239 2008-07-19 Olivier Hainque <hainque@adacore.com>
2241 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2242 argument, saying whether nested array are to be collapsed
2243 into a single array type DIE with multiple subscripts.
2244 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2245 issues, centralize the nested array types collapsing control and
2246 disable the transformation for Ada.
2248 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2253 (x86_64_shift_adj_2): New expander.
2254 (x86_64_shift_adj_3): Ditto.
2255 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2256 to split TImode operands.
2257 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2258 (ix86_split_lshr): Ditto.
2260 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2262 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2263 and __CHAR32_TYPE__.
2264 * c-typeck.c (digest_init): Support char16_t and char32_t.
2265 (set_nonincremental_init_from_string): Idem.
2267 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2270 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2271 PREFERRED_STACK_BOUNDARY.
2272 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2274 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2277 * function.c (locate_and_pad_parm): Cap boundary earlier.
2279 2008-07-17 Julian Brown <julian@codesourcery.com>
2281 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
2282 no-op for targets which don't use DLLs.
2284 2008-07-17 Martin Jambor <mjambor@suse.cz>
2286 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
2287 that nodes are relevant by examining the node->analyzed flag.
2288 (ipcp_init_stage): Check which nodes are relevant, assert that the
2289 relevant ones are also required.
2290 (ipcp_propagate_stage): Check on the side arrays are properly
2292 (ipcp_print_all_jump_functions): Make sure not to touch any node
2293 that is not analyzed or an edge that does not have a corresponding
2294 entry in the on-the-side vectors.
2295 (ipcp_function_scale_print): Likewise.
2296 (ipcp_update_callgraph): Check that the node is relevant.
2297 (ipcp_insert_stage): Check that the node is relevant. Check there is
2298 an info for every node and edge.
2299 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
2300 (ipa_print_all_tree_maps): Likewise and a new variable info.
2301 (ipa_print_all_params_modified): Likewise.
2302 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2304 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
2307 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2309 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
2311 PR rtl-optimization/36753
2312 * fwprop.c (use_killed_between): Don't shortcut
2313 single-definition global registers.
2315 2008-07-16 Jan Hubicka <jh@suse.cz>
2317 * cgraph.h (varpool_empty_needed_queue): Declare.
2318 * cgraphunit.c (output_in_order): Mark all variables as needed;
2320 * varpool.c (varpool_assemble_node): Update debug queue.
2321 (varpool_assemble_pending_decls): Don't do it here.
2322 (varpool_empty_needed_queue): New function.
2324 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2326 * recog.c (peephole2_optimize): Fix formatting.
2328 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2330 * c-pch.c (get_ident): Avoid C++ keywords.
2331 * combine-stack-adj.c (single_set_for_csa): Likewise.
2332 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
2333 output_asm_insn): Likewise.
2334 * reload.c (push_secondary_reload, find_reusable_reload,
2335 push_reload, combine_reloads, find_reloads,
2336 debug_reload_to_stream): Likewise.
2337 * reload.h (struct reload): Likewise.
2338 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
2339 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
2340 emit_output_reload_insns): Likewise.
2341 * targhooks.c (default_secondary_reload): Likewise.
2342 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2344 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2346 * recog.c (validate_change_1, validate_change,
2347 validate_unshare_change, validate_replace_rtx_1, struct
2348 funny_match, constrain_operands, peephole2_optimize): Avoid C++
2350 * reload.c (push_secondary_reload, secondary_reload_class,
2351 scratch_reload_class, find_valid_class, find_reusable_reload,
2352 push_reload, find_dummy_reload, find_reloads_address_1,
2353 find_reloads_address_part, find_equiv_reg): Likewise.
2354 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
2355 choose_reload_regs): Likewise.
2356 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
2358 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2359 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2360 * sched-rgn.c (concat_INSN_LIST): Likewise.
2361 * stor-layout.c (mode_for_size, mode_for_size_tree,
2362 smallest_mode_for_size): Likewise.
2364 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2366 * cfg.c (dump_reg_info): Avoid C++ keywords.
2367 * dwarf2asm.c (dw2_force_const_mem,
2368 dw2_asm_output_encoded_addr_rtx): Likewise.
2369 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
2370 * expmed.c (expand_shift): Likewise.
2371 * global.c (find_reg): Likewise.
2372 * graph.c (draw_edge): Likewise.
2373 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
2374 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2375 widen_clz, widen_bswap, expand_parity, expand_unop,
2376 emit_cmp_and_jump_insn_1): Likewise.
2377 * postreload.c (reload_cse_simplify_operands): Likewise.
2378 * ra.h (add_neighbor): Likewise.
2379 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2380 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2381 record_reg_classes, copy_cost, record_address_regs,
2382 invalid_mode_change_p): Likewise.
2383 * regrename.c (regrename_optimize, scan_rtx_reg,
2384 dump_def_use_chain, find_oldest_value_reg,
2385 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2387 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2389 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2390 MASK_POWERPC64 for power4 in previous commit.
2392 2008-07-16 Olivier Hainque <hainque@adacore.com>
2394 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2395 instead of bare conversion to cast const-ness away.
2397 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2399 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2400 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2401 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2402 (TARGET_FUNCTION_VALUE): Define.
2404 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2406 * config/rs6000/rs6000.c (processor_target_table): Add
2407 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2409 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2412 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2413 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2414 m32c_legitimize_reload_address.
2416 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2418 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2419 DECL_IN_SYSTEM_HEADER in sync.
2421 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2423 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2424 * tree-ssa-pre.c (pre_expr_eq): Ditto
2425 (get_constant_for_value_id): Take a type as an argument.
2426 (fully_constant_expression): Pass in type.
2427 (find_or_generate_expression): Short circuit constant case.
2428 (create_expression_by_pieces): Remove special casing of
2430 (do_regular_insertion): Short circuit constant case.
2431 (do_partial_partial_insertion): Ditto.
2433 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2436 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2438 2008-07-15 Bob Wilson <bob.wilson@acm.org>
2440 * config/xtensa/libgcc-xtensa.ver: New file.
2441 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2443 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2445 * df-problems.c (df_set_note): Avoid C++ keywords.
2446 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
2447 * dse.c (record_store, remove_useless_values): Likewise.
2448 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
2449 gen_reg_rtx_offset, operand_subword, change_address_1,
2450 change_address, adjust_address_1, offset_address,
2451 widen_memory_access, emit_copy_of_insn_after): Likewise.
2452 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
2453 * fwprop.c (should_replace_address, propagate_rtx_1,
2454 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
2456 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
2457 gcse_emit_move_after, update_ld_motion_stores): Likewise.
2458 * lcm.c (compute_insert_delete, pre_edge_lcm,
2459 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
2460 * lower-subreg.c (resolve_reg_notes): Likewise.
2461 * mode-switching.c (optimize_mode_switching): Likewise.
2463 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2465 * bt-load.c (add_btr_def, migrate_btr_def,
2466 branch_target_load_optimize): Avoid C++ keywords.
2467 * caller-save.c (insert_restore, insert_save, insert_one_insn):
2469 * combine.c (subst, simplify_set, make_extraction,
2470 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
2471 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
2472 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
2474 2008-07-15 Richard Guenther <rguenther@suse.de>
2477 * c-common.c (strict_aliasing_warning): Do not warn for
2478 TYPE_REF_CAN_ALIAS_ALL pointers.
2479 (c_common_get_alias_set): may_alias types are not special.
2480 * tree.c (build_pointer_type_for_mode): Look up the may_alias
2481 attribute and set can_ref_all accordingly.
2482 (build_reference_type_for_mode): Likewise.
2483 * doc/extend.texi (may_alias): Clarify.
2485 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2488 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2489 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2491 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2494 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
2495 gcc_assert, instead call output_operand_lossage.
2497 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
2499 * builtins.c (std_canonical_va_list): Treat structure based
2502 2008-07-15 Ben Elliston <bje@au.ibm.com>
2504 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
2506 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
2508 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
2511 2008-07-14 Jan Hubicka <jh@suse.cz>
2513 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
2514 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
2515 fix predicates and constraints.
2516 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
2517 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
2519 2008-07-14 Doug Kwan <dougkwan@google.com>
2521 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
2522 additional option file arm/eabi.opt.
2523 * config/arm/eabi.h (File): New configuration file for EABI targets.
2524 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
2525 SUBSUBTARGET_EXTRA_SPECS.
2526 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
2527 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
2528 from STARTFILE_SPEC so that it can be referenced in an override.
2529 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
2530 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
2531 can be referenced in an override.
2532 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
2533 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
2534 so that it can be referenced in an override.
2535 (LINK_SPEC): Use BPABI_LINK_SPEC.
2536 * config/arm/eabi.opt (File): New.
2538 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2540 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
2541 (FIXED_VALUE_H): New variable.
2542 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
2543 input.h, fixed-value.h.
2544 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
2545 (BASIC_BLOCK_H): Use $(BITMAP_H).
2546 (FUNCTION_H): Add varray.h.
2547 (IPA_REFERENCE_H): Use $(BITMAP_H).
2548 (CGRAPH_H): Add $(BASIC_BLOCK_H).
2549 (DF_H): Use $(BITMAP_H).
2550 (GGC_H): Add statistics.h.
2552 (INSN_ATTR_H): Use it.
2553 (SYSTEM_H): Add safe-ctype.h, filenames.h.
2555 (SYMTAB_H): Add $(OBSTACK_H).
2556 (CPP_INTERNAL_H): New.
2557 (TREE_DUMP_H): Add tree-pass.h.
2558 (TREE_FLOW_H): Use $(BITMAP_H)
2559 (PRETTY_PRINT_H): Use $(INPUT_H).
2560 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
2563 (many object files): Fix lots of header dependencies throughout.
2565 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2567 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
2569 (s-gtyp-input): Use them to write tmp-gi.list.
2570 (echo_to_gi.list): Remove.
2572 2008-07-14 Richard Guenther <rguenther@suse.de>
2574 * tree-ssa-sccvn.c (pre_info): Remove.
2575 (switch_to_PRE_table): Likewise.
2576 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
2577 (set_hashtable_value_ids): Do not create value-ids for the
2579 (run_scc_vn): Remove double test. Remove bogus special-case
2580 in value-number printing.
2581 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
2582 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
2584 * tree-flow-inline.h (get_value_handle): Remove.
2585 * tree-flow.h (get_value_handle): Remove.
2587 2008-07-14 Martin Jambor <mjambor@suse.cz>
2589 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
2590 in which we generate arithmetics is not a subrange.
2592 2008-07-14 Martin Jambor <mjambor@suse.cz>
2594 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
2596 2008-07-14 Richard Guenther <rguenther@suse.de>
2598 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
2600 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
2603 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
2604 reload for symbol refs moved to r0 with -fPIC.
2605 (legitimize_pic_address): Use the target register as temporary
2607 (emit_symbolic_move): Adjust comment.
2608 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
2611 2008-07-14 Ben Elliston <bje@au.ibm.com>
2613 * c-common.h (C_CPP_HASHNODE): New macro.
2614 * coretypes.h (struct cpp_token): Forward declare.
2615 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2616 the context-sensitive keyword method.
2617 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
2618 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
2619 expand_bool_pixel): New.
2620 (altivec_categorize_keyword): New function.
2621 (init_vector_keywords): New function.
2622 (rs6000_macro_to_expand): Likewise.
2623 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
2624 compiling an ISO C dialect.
2626 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
2628 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
2629 (create_expression_by_pieces): Fix typo.
2630 (do_regular_insertion): Use debug counter here too.
2632 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
2635 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
2636 CONST_OK_FOR_LETTER_P. All port-local users changed.
2637 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
2638 implement Kp matching power-of-two.
2639 (CONSTRAINT_LEN): Define to match.
2640 * config/cris/cris.md: Replace all use of constraint K with Kc.
2641 ("*btst*): Use Kp for operand 0 of last alternative.
2643 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2646 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
2649 2008-07-13 Jan Hubicka <jh@suse.cz>
2651 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
2654 2008-07-13 Richard Guenther <rguenther@suse.de>
2657 * langhooks.c (lhd_print_error_function): Deal with recursive
2660 2008-07-12 Jan Hubicka <jh@suse.cz>
2662 * cgraph.c (assembler_name_hash): New static var.
2663 (hash_node_by_assembler_name, eq_assembler_name): New.
2664 (cgraph_node_for_asm): Use hashtable.
2665 (cgraph_remove_node): Maintain hashtable.
2666 (change_decl_assembler_name): Sanity check that names are not changing
2667 after aliasing was processed.
2668 * cgraph.h (varpoon_node): Add next GGC marker.
2669 * tree.c (decl_assembler_name_equal): Constify.
2670 (decl_assembler_name_hash): New.
2671 * tree.h (decl_assembler_name_equal): Constify.
2672 (decl_assembler_name_hash): Update.
2674 2008-07-12 David Daney <ddaney@avtrex.com>
2676 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2679 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
2681 * doc/md.texi: Document the MIPS "v" constraint.
2682 * config/mips/mips.h (reg_class): Revert last change.
2683 (REG_CLASS_NAMES): Likewise.
2684 (REG_CLASS_CONTENTS): Likewise.
2685 * config/mips/mips.c (mips_regno_to_class): Likewise.
2686 * config/mips/constraints.md (v): Likewise, but add documentation.
2687 Add a comment to say that this constraint should not be used in
2690 2008-07-11 DJ Delorie <dj@redhat.com>
2692 * config/h8300/h8300.md (length): Fix branch offset limit.
2694 2008-07-11 Anatoly Sokolov <aesok@post.ru>
2696 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
2697 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
2698 (avr_hard_regno_scratch_ok): New function.
2699 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2700 * config/avr/avr.md (all peepholes that request a scratch register):
2701 Remove avr_peep2_scratch_safe use.
2703 2008-07-11 Tom Tromey <tromey@redhat.com>
2704 Ian Lance Taylor <iant@google.com>
2706 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
2707 (struct c_common_resword): Define.
2708 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
2709 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
2710 (c_common_reswords, num_c_common_reswords): Declare.
2711 * c-common.c (c_common_reswords): New global const array.
2712 (num_c_common_reswords): New const int.
2713 * c-parser.c (struct resword, reswords): Don't define.
2714 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
2715 (c_parse_init): Clarify mask code. Use c_common_reswords rather
2716 than reswords. If warning about C++ keywords, give them a special
2718 (c_lex_one_token): Warn about C++ keywords. Call
2719 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
2720 (c_parser_external_declaration): Look for RID_xxx rather than
2721 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
2722 (c_parser_statement_after_labels): Likewise.
2723 (c_parser_objc_class_instance_variables): Likewise.
2724 (c_parser_objc_class_declaration): Likewise.
2725 (c_parser_objc_try_catch_statement): Likewise.
2726 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
2727 (declspecs_add_type): Likewise.
2729 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
2731 * ggc-page.c (alloc_page):
2732 Substituting xmalloc, xcalloc with
2733 XNEWVEC and XCNEWVAR macros which add the
2736 2008-07-11 Richard Guenther <rguenther@suse.de>
2738 PR tree-optimization/36765
2739 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
2740 aliases from HEAP vars to SMTs.
2742 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2744 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
2745 * configure.ac (loose_warn): Move -Wc++-compat from here...
2746 (strict_warn): ...to here.
2747 * configure: Regenerate.
2749 2008-07-10 Joseph Myers <joseph@codesourcery.com>
2751 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
2752 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
2753 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
2754 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
2755 excluding more specific h8300-*-* and sh-*-* targets.
2757 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
2759 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
2761 (execute_pre): Call loop_optimizer_finalize in early exit.
2763 2008-07-10 Jakub Jelinek <jakub@redhat.com>
2766 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
2767 uids in the bitmap, not just VAR_DECL uids.
2769 PR rtl-optimization/36419
2770 * combine-stack-adj.c (adjust_frame_related_expr): New function.
2771 (combine_stack_adjustments_for_block): Call it if needed. Delete
2773 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
2774 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
2775 prologue sp adjustment.
2777 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
2780 * opts.c (print_ignored_options): Report postponed diagnostics for
2781 unknown -Wno-* options as warnings, not errors.
2782 (postpone_unknown_option_error): Renamed to...
2783 (postpone_unknown_option_warning): ... this.
2785 2008-07-09 Doug Kwan <dougkwan@google.com>
2788 2008-07-08 Doug Kwan <dougkwan@google.com>
2790 * config/arm/arm.opt (mandroid): New option.
2791 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2792 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2794 (CC1PLUS_SPEC): Same.
2796 (STARTFILE_SPEC): Same.
2797 (ENDFILE_SPEC): Same.
2798 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2801 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
2804 * config/mips/mips.h (reg_class): Remove V1_REG.
2805 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2806 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
2808 (mips_get_tp): New function.
2809 (mips_legitimize_tls_address): Use it.
2810 * config/mips/constraints.md (v): Delete.
2811 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
2812 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
2813 After reload, split into a move and ...
2814 (*tls_get_tp_<mode>_split): ...this new instruction.
2816 2008-07-09 David Daney <ddaney@avtrex.com>
2818 * config/mips/driver-native.c: Include coretypes.h and tm.h.
2820 2008-07-09 Jakub Jelinek <jakub@redhat.com>
2822 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
2823 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
2825 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
2826 htab_delete should be called. Don't free c.
2827 (lookup_tmp_var): Create temp_htab lazily.
2828 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
2829 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
2831 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
2832 lower_omp_ordered, lower_omp_critical, lower_omp_for,
2833 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
2834 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
2835 * tree-sra.c (generate_element_init): Likewise.
2836 * tree-mudflap.c (execute_mudflap_function_ops,
2837 execute_mudflap_function_decls): Likewise.
2838 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
2839 * tree-gimple.h (struct gimplify_ctx): New type.
2840 (push_gimplify_context): Adjust prototype.
2842 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
2844 * tree-ssa-pre.c (phi_translate_1): Update placement of
2847 2008-07-09 Anatoly Sokolov <aesok@post.ru>
2849 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
2850 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
2851 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
2852 * targhooks.c (default_hard_regno_scratch_ok): New function.
2853 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
2854 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
2855 * recog.c: Include "target.h".
2856 (peep2_find_free_register): Add check for global regs. Add target
2858 * Makefile.in (recog.o): Depend on target.h.
2860 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
2862 * config/sh/sh.c (sh_canonical_va_list_type): New.
2863 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
2865 2008-07-09 Raksit Ashok <raksit@google.com>
2867 * doc/invoke.texi (Option Summary): Mention new option
2868 -Wdisallowed-function-list=...
2869 (Warning Options): Document -Wdisallowed-function-list=...
2870 * common.opt (Wdisallowed-function-list=): New flag.
2871 * flags.h (warn_disallowed_functions): External definition of new
2872 boolean warning flag.
2873 (warn_if_disallowed_function_p): Declare new function.
2874 * opts.c (warning_disallowed_functions): New static variable.
2875 (warn_disallowed_functions): New boolean warning flag.
2876 (warn_if_disallowed_function_p): New function.
2877 (add_comma_separated_to_vector): Rename
2878 add_instrument_functions_exclude_list to this.
2879 (common_handle_option): Handle new option. Rename calls to
2880 add_instrument_functions_exclude_list into calls to
2881 add_comma_separated_to_vector.
2882 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
2883 based on flag warn_disallowed_functions.
2885 2008-07-09 Christian Bruel <christian.bruel@st.com>
2887 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
2888 instead of get_attr_length.
2890 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
2894 * genemit.c (gen_insn): Likewise.
2895 * gengtype.c (note_def_vec): Likewise.
2896 * gengtype.h (note_def_vec): Likewise.
2897 * genoutput.c (struct data, output_insn_data, process_template,
2898 gen_expand, gen_split, note_constraint): Likewise.
2899 * genrecog.c (new_decision, add_to_sequence, factor_tests,
2900 make_insn_sequence): Likewise.
2901 * gensupport.c (record_insn_name): Likewise.
2903 2008-07-08 Doug Kwan <dougkwan@google.com>
2905 * config/arm/arm.opt (mandroid): New option.
2906 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2907 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2909 (CC1PLUS_SPEC): Same.
2911 (STARTFILE_SPEC): Same.
2912 (ENDFILE_SPEC): Same.
2913 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2916 2008-07-08 Raksit Ashok <raksit@google.com>
2918 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
2919 (set_storage_via_setmem): Fix expected_align parameter.
2920 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
2921 missing from the list.
2922 * doc/md.texi (movmem): Explicitly state that expected alignment is
2923 to be expressed in bytes.
2924 (setmem): Explicitly state that expected alignment is to be expressed
2927 2008-07-08 Joseph Myers <joseph@codesourcery.com>
2929 * reload.c (find_reloads_subreg_address): Do not require validity
2930 of address in original mode before reloading address.
2932 2008-07-07 Tianwei Sheng <tianweis@google.com>
2934 * df-core.c (df_remove_problem): Adjust the access to avoid out of
2935 bounds array access.
2937 2008-07-08 Jakub Jelinek <jakub@redhat.com>
2939 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2941 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
2943 Fix PR tree-optimization/23455
2944 Fix PR tree-optimization/35286
2945 Fix PR tree-optimization/35287
2946 * Makefile.in (OBJS-common): Remove tree-vn.o.
2947 (tree-vn.o): Remove.
2948 * dbgcnt.def: Add treepre_insert debug counter.
2949 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2950 (debug_value_expressions): Ditto.
2951 (print_value_expressions): Ditto.
2952 * tree-pretty-print.c (dump_generic_node): Updated for
2953 VALUE_HANDLE removal.
2954 * tree-ssa-dom.c (record_equality): Ditto.
2955 (cprop_operand): Ditto.
2956 (lookup_avail_expr): Ditto.
2957 * tree-ssa-threadedge.c
2958 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2959 (simplify_control_stmt_condition): Ditto.
2960 * tree.c (tree_code_size): Ditto.
2961 (tree_node_structure): Ditto.
2962 (iterative_hash_expr): Ditto.
2964 * tree.h (VALUE_HANDLE_ID): Ditto.
2965 (VALUE_HANDLE_EXPR_SET): Ditto.
2966 (struct tree_value_handle): Ditto.
2967 (union tree_node): Ditto.
2968 * treestruct.def: Ditto.
2969 * tree-vn.c: Removed.
2970 * tree-ssa-pre.c: Rewritten entirely.
2971 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2972 (constant_value_ids): Ditto.
2973 (vn_nary_op_t): Moved to header.
2975 (vn_reference_op_t): Ditto
2976 (vn_reference_t): Ditto.
2977 (next_value_id): New variable.
2978 (VN_INFO): Add an assert.
2979 (vn_constant_eq): New function.
2980 (vn_constant_hash): Ditto.
2981 (get_or_alloc_constant_value_id): Ditto.
2982 (value_id_constant_p): Ditto.
2983 (vn_reference_compute_hash): De-staticify.
2984 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2985 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2986 (valueize_refs): Update opcode if it changes from ssa name to constant.
2987 (vn_reference_lookup_1): Add new argument.
2988 (vn_reference_lookup): Ditto.
2989 (vn_reference_lookup_pieces): New function.
2990 (vn_reference_insert): Add return type. Modify to deal with value ids.
2991 (vn_reference_insert_pieces): New function.
2992 (vn_nary_op_compute_hash): De-staticify.
2993 (vn_nary_op_eq): Ditto.
2994 (vn_nary_op_lookup_pieces): New function.
2995 (vn_nary_op_lookup): Add new argument.
2996 (vn_nary_op_insert_pieces): New function.
2997 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2998 (vn_phi_insert): Ditto.
2999 (visit_unary_op): Update for callee changes.
3000 (visit_binary_op): Ditto.
3001 (visit_reference_op_load): Ditto.
3002 (visit_reference_op_store): Ditto.
3003 (init_scc_vn): Init next_value_id, constant_to_value_id and
3005 (free_scc_vn): Free them.
3006 (set_hashtable_value_ids): New function.
3007 (run_scc_vn): Use it.
3008 (get_max_value_id): New function.
3009 (get_next_value_id): Ditto.
3010 (expressions_equal_p): Moved from tree-vn.c
3011 (sort_vuses): Ditto.
3012 (sort_vuses_heap): Ditto.
3013 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3015 * tree.c (iterative_hash_hashval_t): Made non-static
3016 * tree.h (iterative_hash_hashval_t): Declare it.
3018 2008-07-08 Martin Jambor <mjambor@suse.cz>
3020 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3021 instead of ipa_create_node_params.
3022 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3023 ipa_check_create_edge_args, free them with
3024 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3026 * ipa-prop.c: Include flags.h and tree-inline.h.
3027 (ipa_node_params_vector): New variable.
3028 (ipa_edge_args_vector): New variable.
3029 (edge_removal_hook_holder): New variable.
3030 (node_removal_hook_holder): New variable.
3031 (edge_duplication_hook_holder): New variable.
3032 (node_duplication_hook_holder): New variable.
3033 (ipa_detect_param_modifications): Check for presence of modified flags.
3034 (ipa_compute_jump_functions): Check for presence of jump functions.
3035 (ipa_free_edge_args_substructures): New function.
3036 (ipa_create_node_params): Removed.
3037 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3038 (ipa_free_node_params_substructures): New function.
3039 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3041 (ipa_edge_removal_hook): New function.
3042 (ipa_node_removal_hook): New function.
3043 (duplicate_array): New function.
3044 (ipa_edge_duplication_hook): New function.
3045 (ipa_node_duplication_hook): New function.
3046 (ipa_register_cgraph_hooks): New function.
3047 (ipa_unregister_cgraph_hooks): New function.
3048 (free_all_ipa_structures_after_ipa_cp): New function.
3050 * ipa-prop.h: Include vec.h.
3051 (ipa_node_params_t): New typedef with vector types for it.
3052 (ipa_edge_args_t): New typedef with vector types for it.
3053 (IPA_NODE_REF): Changed to access an on-the-side vector.
3054 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3055 (ipa_check_create_node_params): New function.
3056 (ipa_check_create_edge_args): New function.
3058 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3061 2008-07-07 Tom Tromey <tromey@redhat.com>
3063 * configure, config.in: Rebuilt.
3064 * configure.ac: Don't check for scandir or alphasort.
3066 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3068 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3069 types immediately after creating them.
3071 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3073 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3075 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3077 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3078 dump_constraint_graph.
3079 (dump_constraint_edge): New function.
3080 (dump_constraint_graph): New function.
3081 (debug_constraint_graph): New function.
3082 (dump_constraint): Removed useless comparison.
3083 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3084 (dump_constraint_graph): Declare.
3085 (debug_constraint_graph): Declare.
3086 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3088 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3090 * config/i386/i386.c (is_va_list_char_pointer): New.
3091 (ix86_va_start): Replace compare with ms_va_list_type_node
3092 by is_va_list_char_pointer.
3093 (ix86_gimplify_va_arg): Likewise.
3095 2008-07-07 Martin Jambor <mjambor@suse.cz>
3097 * cgraph.c (cgraph_edge_max_uid): New variable.
3098 (struct cgraph_edge_hook_list): New type.
3099 (struct cgraph_node_hook_list): New type.
3100 (struct cgraph_2edge_hook_list): New type.
3101 (struct cgraph_2node_hook_list): New type.
3102 (first_cgraph_edge_removal_hook): New variable.
3103 (first_cgraph_node_removal_hook): New variable.
3104 (first_cgraph_edge_duplicated_hook): New variable.
3105 (first_cgraph_node_duplicated_hook): New variable.
3106 (cgraph_add_edge_removal_hook): New function.
3107 (cgraph_remove_edge_removal_hook): New function.
3108 (cgraph_call_edge_removal_hooks): New function.
3109 (cgraph_add_node_removal_hook): New function.
3110 (cgraph_remove_node_removal_hook): New function.
3111 (cgraph_call_node_removal_hooks): New function.
3112 (cgraph_add_edge_duplication_hook): New function.
3113 (cgraph_remove_edge_duplication_hook): New function.
3114 (cgraph_call_edge_duplication_hooks): New function.
3115 (cgraph_add_node_duplication_hook): New function.
3116 (cgraph_remove_node_duplication_hook): New function.
3117 (cgraph_call_node_duplication_hooks): New function.
3118 (cgraph_create_edge): Assign to edge uid.
3119 (cgraph_remove_edge): Call edge removal hooks.
3120 (cgraph_node_remove_callees): Call edge removal hooks.
3121 (cgraph_node_remove_callers): Call edge removal hooks.
3122 (cgraph_remove_node): Call node removal hooks.
3123 (cgraph_clone_edge): Call edge duplication hooks.
3124 (cgraph_clone_node): Call node duplication hooks.
3126 * cgraph.h (cgraph_edge): New field uid.
3127 (cgraph_edge_hook): New type.
3128 (cgraph_node_hook): New type.
3129 (cgraph_2edge_hook): New type.
3130 (cgraph_2node_hook): New type.
3132 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3134 * config.in: Regenerate.
3136 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3138 * gcc.c (print_sysroot): New.
3139 (option_map, display_help, process_command): Handle the
3140 -print-sysroot option.
3141 (main): Print the sysroot if requested.
3142 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3144 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3147 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3149 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3151 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3152 (assign_parm_setup_block_p): Also check mode of entry_parm.
3154 2008-07-07 Richard Guenther <rguenther@suse.de>
3156 * tree-ssa-structalias.h (set_used_smts): Remove.
3157 * tree-ssa-structalias.c (used_smts): Likewise.
3158 (set_used_smts): Likewise.
3159 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3160 call to set_used_smts.
3162 2008-07-07 Richard Guenther <rguenther@suse.de>
3164 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3165 (new_var_info): Set it to false.
3166 (solution_set_add): Correctly handle pointers outside a var and
3168 (type_safe): Treat variables with is_full_var properly.
3169 (do_sd_constraint): Likewise.
3170 (do_ds_constraint): Likewise.
3171 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3172 (get_constraint_for_ptr_offset): New function.
3173 (get_constraint_for_component_ref): For addresses at least include
3174 the last field of the variable. Handle is_full_vars properly.
3175 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3176 (handle_ptr_arith): Remove.
3177 (find_func_aliases): Simplify assignment handling.
3178 (create_function_info_for): For parameter and result varinfos set
3180 (create_variable_info_for): Set is_full_var flag whenever we
3181 just created a single varinfo for a decl.
3182 (init_alias_vars): Initialize use_field_sensitive from
3183 max-fields-for-field-sensitive parameter.
3185 2008-07-07 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/36713
3188 * tree-flow-inline.h (is_call_used): New function.
3189 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3190 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3191 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3193 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3195 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3197 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3199 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3201 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3202 Nathan Sidwell <nathan@codesourcery.com>
3204 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3205 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3207 * config/m68k/t-linux: New.
3208 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3211 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3213 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3214 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3217 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * gcc.c (execute): Fix -Wc++-compat warning.
3221 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3224 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3225 constant for little endian.
3227 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3229 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3230 mips_base_mips16 instead of TARGET_MIPS16.
3231 (mips_base_mips16): Declare.
3232 * config/mips/mips.c (mips_base_mips16): Make global.
3233 (was_mips16_p): Remove GTY marker.
3234 (was_mips16_pch_p): New variable.
3235 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3236 (mips_override_options): Force to non-MIPS16 mode initially.
3237 Do not complain about MIPS16 PIC incompatibilities here.
3238 Only allow -mgpopt if -mexplicit-relocs is in force for
3241 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3243 * configure.ac: Check for caddr_t, define to char * if not defined.
3244 * configure: Regenerate.
3245 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3246 (mmap_gt_pch_use_address): Likewise.
3247 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3249 2008-07-06 Richard Guenther <rguenther@suse.de>
3251 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3252 (new_var_info): Deal with it.
3253 (solution_set_add): Likewise.
3254 (bitpos_of_field): Make signed, fix.
3255 (struct fieldoff): Remove type and decl fields. Make size field
3256 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3258 (fieldoff_compare): Deal with it.
3259 (push_fields_onto_fieldstack): Remove has_union argument, glob
3260 adjacent non-pointer fields together.
3261 (create_function_info_for): Do not set has_union.
3262 (create_variable_info_for): Simplify.
3264 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3266 * config.gcc (extra_headers): Add cross-stdarg.h for target
3267 x86_64-*-* and i?86-*-*.
3268 * config/i386/cross-stdarg.h: New.
3269 * builtins.c (std_fn_abi_va_list): New.
3270 (std_canonical_va_list_type): New.
3271 (stabilize_va_list): Replace va_list_type_node use by
3272 mtarget.canonical_va_list_type.
3273 (gimplify_va_arg_expr): Likewise.
3274 (expand_builtin_va_copy): Replace va_list_type_node use by
3275 mtarget.fn_abi_va_list.
3276 * tree-sra.c (is_va_list_type): New helper.
3277 (decl_can_be_decomposed_p): Replace
3278 va_list_type_node use by is_va_list_type.
3279 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3280 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3281 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
3282 * config/i386/i386-protos.h (ix86_get_valist_type): New.
3283 (ix86_enum_va_list): New.
3284 * config/i386/i386.c (sysv_va_list_type_node): New.
3285 (ms_va_list_type_node): New.
3286 (ix86_function_type_abi): Remove sorry.
3287 (ix86_build_builtin_va_list_abi): New.
3288 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
3290 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
3291 (ix86_init_builtins_va_builtins_abi): New.
3292 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
3294 (ix86_handle_abi_attribute): New.
3295 (attribute_spec): Add sysv_abi and ms_abi.
3296 (ix86_fn_abi_va_list): New.
3297 (ix86_canonical_va_list_type): New.
3298 (ix86_enum_va_list): New.
3299 (TARGET_FN_ABI_VA_LIST): New.
3300 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3301 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
3302 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
3303 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3304 (TARGET_ENUM_VA_LIST): New.
3305 * expr.h (std_fn_abi_va_list): New.
3306 (std_canonical_va_list_type): New.
3307 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
3308 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3309 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
3310 TARGET_CANONICAL_VA_LIST_TYPE.
3311 * target.h (struct gcc_target): Add fn_abi_va_list hook
3312 and canonical_va_list_type hook.
3314 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3316 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
3317 integral and pointer types.
3319 2008-07-04 Roger Sayle <roger@eyesopen.com>
3321 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
3322 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
3324 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
3327 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
3329 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3331 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
3332 build_gimple_modify_stmt.
3333 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
3334 gimple operand. Use fold_build* instead of build*.
3336 2008-07-04 Richard Guenther <rguenther@suse.de>
3338 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
3339 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
3340 properly to compute the reachability set if we do field-sensitive PTA.
3341 * invoke.texi (max-fields-for-field-sensitive): Document default.
3342 * opts.c (decode_options): Set max-fields-for-field-sensitive to
3343 100 for optimize >= 2.
3345 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3347 * ggc-zone.c (lookup_page_table_if_allocated,
3348 set_page_table_entry, zone_find_object_size, alloc_small_page,
3349 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
3350 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
3351 -Wc++-compat and/or -Wcast-qual warnings.
3353 2008-07-04 Alan Modra <amodra@bigpond.net.au>
3356 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
3357 pic_offset_table_rtx to be marked as used here.
3358 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
3359 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
3360 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
3361 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
3364 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3366 * alloc-pool.c (hash_descriptor, eq_descriptor,
3367 alloc_pool_descriptor): Fix -Wc++-compat warnings.
3368 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
3370 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
3371 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
3372 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
3373 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3376 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3378 * tree-flow.h (loop_only_exit_p): Declare.
3379 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3380 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3381 the number of iterations if it is constant. Otherwise, if this is the
3382 only possible exit of the loop, use the conservative estimate on the
3383 number of iterations of the entire loop if available.
3385 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3387 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3388 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3389 Add synchronization functions.
3390 * config/sync.c: New file.
3391 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3392 (LIBGCC_SYNC_CFLAGS): Likewise.
3394 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3397 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3398 (*pushtf_sse): New insn pattern.
3399 (pushtf splitters): New splitters.
3401 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3404 * predict.c (build_predict_expr): Use void_type_node for the tree
3405 type, instead of NULL_TREE.
3407 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3409 * config/i386/i386.c (contains_aligned_value_p): Return true
3411 (ix86_data_alignment): Align TCmode to 128bits.
3412 (ix86_local_alignment): Likewise.
3414 2008-07-03 Andrew Haley <aph@redhat.com>
3417 * vec.h (VEC_TA): New.
3418 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3419 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3420 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3421 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3422 (C_COMMON_FIXED_TYPES): Remove first arg.
3423 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3424 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3425 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3426 not to use empty macro arguments.
3428 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3430 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3431 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3432 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3433 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3434 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3435 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3436 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3437 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
3438 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
3439 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3440 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3441 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3442 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
3443 config/rs6000/e500crtres64gpr.asm,
3444 config/rs6000/e500crtres64gprctr.asm,
3445 config/rs6000/e500crtrest32gpr.asm,
3446 config/rs6000/e500crtrest64gpr.asm,
3447 config/rs6000/e500crtresx32gpr.asm,
3448 config/rs6000/e500crtresx64gpr.asm,
3449 config/rs6000/e500crtsav32gpr.asm,
3450 config/rs6000/e500crtsav64gpr.asm,
3451 config/rs6000/e500crtsav64gprctr.asm,
3452 config/rs6000/e500crtsavg32gpr.asm,
3453 config/rs6000/e500crtsavg64gpr.asm,
3454 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
3455 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
3456 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
3457 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
3458 config/sparc/sol2-cn.asm: Remove .file directives.
3460 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
3462 * resource.c (mark_referenced_resources): Look inside
3463 UNSPEC_VOLATILEs and ASM_INPUTs.
3465 2008-07-02 Ian Lance Taylor <iant@google.com>
3467 * rtlanal.c (add_reg_note): New function.
3468 * rtl.h (add_reg_note): Declare.
3469 * auto-inc-dec.c (attempt_change): Use add_reg_note.
3470 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
3471 * builtins.c (expand_builtin_longjmp): Likewise.
3472 (expand_builtin_nonlocal_goto): Likewise.
3473 * calls.c (emit_call_1, expand_call): Likewise.
3474 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3475 * cfglayout.c (fixup_reorder_chain): Likewise.
3476 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3477 (commit_one_edge_insertion): Likewise.
3478 * combine.c (move_deaths, distribute_notes): Likewise.
3479 * df-problems.c (df_set_note): Likewise.
3480 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
3481 (set_unique_reg_note): Likewise.
3482 (emit_copy_of_insn_after): Likewise.
3483 * expr.c (expand_expr_real): Likewise.
3484 * gcse.c (add_label_notes): Likewise.
3485 * haifa-sched.c (create_check_block_twin): Likewise.
3486 * jump.c (mark_jump_label_1): Likewise.
3487 * loop-doloop.c (add_test, doloop_modify): Likewise.
3488 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3489 * lower-subreg.c (move_eh_region_note): Likewise.
3490 * optabs.c (emit_libcall_block): Likewise.
3491 * predict.c (predict_insn): Likewise.
3492 (combine_predictions_for_insn): Likewise.
3493 * recog.c (peephole2_optimize): Likewise.
3494 * regmove.c (try_auto_increment): Likewise.
3495 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
3496 * reload.c (find_reloads): Likewise.
3497 * reload1.c (fixup_eh_region_note): Likewise.
3498 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
3499 * reorg.c (delete_prior_computation): Likewise.
3500 (delete_computation, dbr_schedule): Likewise.
3501 * config/pa/pa.c (legitimize_pic_address): Likewise.
3502 * config/sh/sh.c (sh_reorg): Likewise.
3504 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3507 * config/libgcc-glibc.ver: Add %exclude.
3508 * config/m32r/libgcc-glibc.ver: Likwise.
3509 * config/s390/libgcc-glibc.ver: Likwise.
3510 * config/sh/libgcc-glibc.ver: Likwise.
3511 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
3513 * config/i386/libgcc-glibc.ver: New.
3515 * config/i386/libgcc-x86_64-glibc.ver: Removed.
3517 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3519 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
3520 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
3521 i[34567]86-*-linux*, x86_64-*-linux*. Add
3522 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
3523 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
3524 x86_64-*-linux*. Add i386/t-linux to tmake_file for
3525 i[34567]86-*-linux*, x86_64-*-linux*.
3527 * libgcc-std.ver: Add empty GCC_4.4.0.
3529 * mkmap-symver.awk: Support multiple versions per symbol.
3531 * config/i386/i386.c (ix86_init_builtins): Always define
3532 __builtin_fabsq and __builtin_copysignq with fallbacks.
3533 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
3534 and __builtin_copysignq if SSE2 isn't available.
3536 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
3537 (LIBGCC2_TF_CEXT): Likwise.
3540 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
3542 * config/i386/sfp-machine.h: Moved to libgcc.
3544 * config/i386/sfp-machine.h: New.
3545 * config/i386/t-linux: Likwise.
3547 * config/i386/t-darwin: Remove softfp_wrap_start and
3549 * config/i386/t-darwin64: Likewise.
3551 * config/i386/t-fprules-softfp64: Renamed to ...
3552 * config/i386/t-fprules-softfp: This.
3554 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
3555 and softfp_wrap_end.
3557 2008-07-02 Jason Merrill <jason@redhat.com>
3559 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
3561 * tree.c (ctor_to_list): New fn.
3562 * tree.h: Declare it.
3563 (CONSTRUCTOR_ELT): New macro.
3564 (CONSTRUCTOR_NELTS): New macro.
3566 2008-07-02 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-structalias.c (struct variable_info): Reorder
3569 to fill padding on 64bit hosts. Make collapsed_to an int.
3570 (get_varinfo_fc): Deal with that.
3571 (new_var_info): Likewise.
3572 (collapse_rest_of_var): Likewise.
3574 2008-07-02 Joshua Sumali <jsumali@redhat.com>
3576 * doc/install.texi (--enable-java-home): Document.
3577 (--enable-aot-compile-rpm): Likewise.
3578 (--with-arch-directory): Likewise.
3579 (--with-os-directory): Likewise.
3580 (--with-origin-name): Likewise.
3581 (--with-arch-suffix): Likewise.
3582 (--with-jvm-root-dir): Likewise.
3583 (--with-jvm-jar-dir): Likewise.
3584 (--with-python-dir): Likewise.
3586 2008-07-02 Richard Guenther <rguenther@suse.de>
3588 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
3589 from decls explicitly. Merge operand checking from tuples.
3591 2008-07-02 Martin Jambor <mjambor@suse.cz>
3593 * tree-switch-conversion.c: Included timevar.h which I forgot before.
3595 2008-07-02 Martin Jambor <mjambor@suse.cz>
3597 * tree-switch-conversion.c: Included timevar.h
3598 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
3600 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
3602 2008-07-02 Martin Jambor <mjambor@suse.cz>
3604 * tree-switch-conversion.c: Corrected various comments and
3606 (build_constructors): Fixed minor formatting mistakes.
3608 * invoke.texi (Optimize Options): Corrected the
3609 switch-conversion-max-branch-ratio parameter.
3611 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
3613 * final.c (asm_insn_count): Return zero for an empty asm body.
3615 2008-07-02 Richard Guenther <rguenther@suse.de>
3617 * bitmap.h (bitmap_set_bit): Return bool.
3618 (bitmap_clear_bit): Likewise.
3619 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
3620 write to the bitmap if it would.
3621 (bitmap_clear_bit): Likewise.
3622 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
3623 bitmap_set_bit return value.
3624 (add_pred_graph_edge): Likewise.
3625 (add_graph_edge): Likewise.
3626 (do_sd_constraint): Likewise.
3627 (do_ds_constraint): Likewise.
3629 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3631 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
3632 Fix -Wc++-compat and/or -Wcast-qual warnings.
3633 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
3634 gen_regparm_prefix): Likewise.
3635 * vmsdbgout.c (write_modbeg, lookup_filename,
3636 vmsdbgout_source_line, vmsdbgout_init): Likewise.
3638 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
3640 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
3641 defaults.h definition apply.
3643 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3645 * function.c (assign_parm_remove_parallels): New.
3646 (assign_parm_setup_block_p): Do not return true for non-BLKmode
3648 (assign_parm_setup_block): Do not handle them.
3649 (assign_parm_setup_reg, assign_parm_setup_stack): Call
3650 assign_parm_remove_parallels.
3652 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3654 * c-typeck.c (convert_for_assignment): Use
3655 vector_targets_convertible_p.
3656 * c-common.c (vector_targets_convertible_p): New.
3657 * c-common.h (vector_targets_convertible_p): New prototype.
3658 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
3659 opaque_p_V2SI_type_node.
3661 2008-07-01 Steve Ellcey <sje@cup.hp.com>
3663 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
3666 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
3668 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
3669 TFmode constants via two element DImode vector for hosts with
3670 HOST_BITS_PER_WIDE_INT < 64.
3671 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
3672 also for HOST_BITS_PER_WIDE_INT < 64.
3674 2008-07-01 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/36666
3677 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
3678 (get_constraint_exp_from_ssa_var): Split into ...
3679 (get_constraint_exp_for_temp): ... this ...
3680 (get_constraint_for_ssa_var): ... and that.
3681 Return constraint expressions for all touched sub-fields
3682 if the results address is not taken.
3683 (process_constraint): Remove assertion that aggregate
3684 assignments do not happen at this place.
3685 (get_constraint_for_component_ref): Add address_p argument.
3686 Return constraint expressions for all touched sub-fields
3687 if the results address is not taken.
3688 (do_deref): Use get_constraint_exp_for_temp.
3689 (get_constraint_for_1): Rename from ...
3690 (get_constraint_for): ... this. Add the old function as wrapper.
3691 (do_structure_copy): Use get_constraint_for_1.
3693 2008-07-01 Martin Jambor <mjambor@suse.cz>
3695 * Makefile.in (tree-switch-conversion.o): Add.
3696 (OBJS-common): Add tree-swtch-conversion.o.
3697 * passes.c (init_optimization_passes): Add pass_convert_switch.
3698 * tree-pass.h: (pass_convert_switch): Add.
3699 * tree-switch-conversion.c: New file.
3700 * gcc.dg/tree-ssa/cswtch.c: New testcase.
3701 * common.opt (ftree-cswtch): New option.
3702 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3703 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3704 * opts.c (decode_options): Set flag_tree_switch_conversion when
3705 optimization level is >= 2.
3706 * doc/invoke.texi (Optimize Options): Added description of
3707 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
3709 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3711 * config/darwin-driver.c (darwin_default_min_version): Fix
3712 -Wc++-compat warnings.
3714 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
3716 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
3719 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3721 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
3723 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3725 PR rtl-optimization/34744
3726 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
3727 (df_scan_free_internal): Free data structures not
3728 allocated in storage pools.
3729 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
3730 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
3731 df_scan_free_mws_vec.
3732 * dse.c (dse_step6): Free offset_map_p and offset_map_n
3735 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
3737 * config/i386/i386.c (contains_aligned_value_p): Return true
3739 (ix86_function_arg_boundary): Return its natural boundary
3741 (return_in_memory_32): Don't check TDmode.
3742 (ix86_split_to_parts): Support splitting into 4 parts and
3743 support TFmode for 32bit target.
3744 (ix86_split_long_move): Support splitting into 4 parts.
3745 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
3747 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
3748 (ix86_init_builtins): Here.
3749 (ix86_scalar_mode_supported_p): Always return true for TFmode.
3750 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
3751 'q' and 'w', respectively.
3753 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
3755 (movtf_internal): Likewise.
3756 (<code>tf2): Likewise.
3757 (*absnegtf2_sse): Likewise.
3758 (copysign<mode>3): Likewise.
3759 (copysign<mode>3_const): Likewise.
3760 (copysign<mode>3_var): Likewise.
3761 (define_split UNSPEC_COPYSIGN): Likewise.
3762 * config/i386/sse.md (*nandtf3): Likewise.
3763 (<code>tf3): Likewise.
3764 (*<code>tf3): Likewise.
3766 2008-06-30 Joey Ye <joey.ye@intel.com>
3767 H.J. Lu <hongjiu.lu@intel.com>
3769 * global.c (compute_regsets): Set frame_pointer_needed here.
3770 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
3772 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3774 * doc/install.texi (specific): Expand Windows build notes.
3776 2008-06-30 Ira Rosen <irar@il.ibm.com>
3778 PR tree-optimization/36648
3779 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
3780 number of prolog iterations by step. Fix the comment.
3782 2008-06-30 Richard Guenther <rguenther@suse.de>
3785 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
3786 handle calls from ECF_MALLOC functions.
3787 (handle_pure_call): ECF_MALLOC functions do not return
3789 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
3791 2008-06-29 Andreas Schwab <schwab@suse.de>
3793 * config/m68k/m68k.c (print_operand): Always print a float
3795 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
3796 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
3799 * config/rs6000/x-linux64: Remove never used file.
3801 2008-06-29 Richard Guenther <rguenther@suse.de>
3803 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
3805 (struct alias_info): Move ...
3806 * tree-ssa-alias.c: ... here.
3807 (update_alias_info): Declare.
3808 (compute_may_aliases): Call it.
3809 (update_alias_info): New function.
3810 * tree-ssa-structalias.c (update_alias_info): Move ...
3811 * tree-ssa-alias.c (update_alias_info_1): ... here.
3812 * tree-ssa-structalias.c (process_constraint_1): Remove
3813 unused from_call argument. Rename to ...
3814 (process_constraint): ... this. Delete old wrapper.
3815 (make_constraint_to): Adjust callers.
3816 (handle_const_call): Likewise.
3817 (handle_pure_call): Likewise.
3818 (init_base_vars): Likewise.
3819 (handle_lhs_call): Likewise. Remove unnecessary constraint.
3820 (find_func_aliases): We don't need structure copies for
3822 (make_constraint_from_anything): Remove.
3823 (create_variable_info_for): For globals make constraints
3824 from escaped, not from anything.
3825 (compute_points_to_sets): Do not call update_alias_info.
3826 (ipa_pta_execute): Use make_constraint_from.
3828 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3830 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
3831 (bitmap.o-warn, dominance.o-warn): New.
3832 * configure.ac (cxx_compat_warn): Delete.
3833 (loose_warn): Add -Wcast-qual and -Wc++-compat.
3834 * system.h: Remove #pragma diagnostic for -Wcast-qual and
3836 * configure: Regenerate.
3838 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
3841 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3843 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
3844 * df-scan.c (df_notes_rescan): Likewise.
3845 * ggc-page.c (set_page_table_entry): Likewise.
3846 * intl.c (gcc_gettext_width): Likewise.
3847 * varasm.c (get_unnamed_section, get_noswitch_section,
3848 get_section): Likewise.
3850 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
3852 * regrename.c (build_def_use): Don't copy RTX.
3854 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
3856 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
3857 (Type Attributes): Fix nesting of @table and @subsection. Adjust
3858 punctuation. Use @ref instead of @xref.
3859 (Function Names): Remove stray @display/@end display.
3860 (C++ Attributes): Use @ref instead of @xref.
3861 (Deprecated Features): Fix punctuation around @xref.
3862 (Backwards Compatibility): Likewise.
3863 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
3865 2008-06-28 Joseph Myers <joseph@codesourcery.com>
3867 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
3868 constants for E500 double.
3870 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3872 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
3873 element type of const_vector.
3875 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
3877 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
3878 Remove FLAGS_REG clobber from expander pattern.
3879 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
3880 (anddi3, andsi3, andhi3, andqi3): Ditto.
3881 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
3882 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
3883 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
3884 (ashlsi3, ashlhi3, ashlqi3): Ditto.
3885 (ashrsi3, ashrhi3, ashrqi3): Ditto.
3886 (lshrsi3, lshrhi3, lshrqi3): Ditto.
3887 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
3888 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
3890 2008-06-28 Richard Guenther <rguenther@suse.de>
3892 * tree-ssa-structalias.c (callused_id, var_callused,
3893 callused_tree): Add.
3894 (handle_pure_call): New function.
3895 (find_func_aliases): Call it.
3896 (find_what_p_points_to): Handle the call-used set.
3897 (clobber_what_escaped): Likewise.
3898 (compute_call_used_vars): New function.
3899 (init_base_vars): Init the call-used variable.
3900 (do_sd_constraint): Do not propagate the solution from CALLUSED
3901 but use CALLUSED as a placeholder.
3902 (solve_graph): Likewise.
3903 * tree-flow-inline.h (gimple_call_used_vars): New function.
3904 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
3905 (compute_call_used_vars): Declare.
3906 * tree-ssa-alias.c (set_initial_properties): Call
3907 compute_call_used_vars.
3908 (reset_alias_info): Clear call-used variables.
3909 (add_call_clobber_ops): Assert we are not called for const/pure
3910 functions. Remove handling of them.
3911 (add_call_read_ops): Handle pure functions by adding the
3912 call-used set of variables as VUSEs.
3913 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
3914 (delete_tree_ssa): Free it.
3915 * tree-dfa.c (remove_referenced_var): Clear the var from the
3918 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
3920 * tree.c (build_varargs_function_type_list): New.
3921 (build_function_type_list_1): New.
3922 (build_function_type_list): Use build_function_type_list_1.
3923 * tree.h (build_varargs_function_type_list): New.
3925 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3928 * config/spu/spu.c (spu_builtin_splats): Do not generate
3929 invalid CONST_VECTOR expressions.
3930 (spu_expand_vector_init): Likewise.
3932 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
3934 * optabs.c (libfunc_decls): New variable.
3935 (libfunc_decl_hash, libfunc_decl_eq): New functions.
3936 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
3937 for the same function twice.
3939 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
3942 ix86_expand_binary_operator directly.
3943 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3945 (*ashrti3_1): Ditto.
3946 (*lshrti3_1): Ditto.
3947 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3948 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3949 using only one splitter. Conditionaly execute splitter before or
3950 after peephole2 pass.
3951 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3952 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3953 Use only one alternative in asm template.
3954 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3956 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3957 "J" operand constraint for operand 2.
3958 (*ashldi3_cconly_rex64): Ditto.
3959 (*ashrdi3_cmp_rex64): Ditto.
3960 (*ashrdi3_cconly_rex64): Ditto.
3961 (*lshrdi3_cmp_rex64): Ditto.
3962 (*lshrdi3_cconly_rex64): Ditto.
3963 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3964 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3965 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3968 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3970 * gimplify.c (omp_is_private): Don't return true if decl is not
3971 already private on #pragma omp for or #pragma omp parallel for.
3974 * tree-cfg.c (struct move_stmt_d): Replace block field with
3975 orig_block and new_block fields.
3976 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3977 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3978 (move_block_to_fn): Replace vars_map and new_label_map arguments
3979 with struct move_stmt_d pointer.
3980 (replace_block_vars_by_duplicates): New function.
3981 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3982 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3983 all subblocks of ORIG_BLOCK to the new function. Call
3984 replace_block_vars_by_duplicates.
3985 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3986 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3987 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3988 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3989 (expand_omp): Temporarily set input_location to the location of
3990 region's controlling stmt.
3991 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3992 BIND_EXPR, push ctx->block_vars and gimplification vars into
3993 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3995 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3996 there are any BLOCK_VARS.
3997 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3998 OMP_PARALLEL or OMP_TASK stmt.
3999 (lower_omp): Save and restore input_location around the lower_omp_1
4002 2008-06-27 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/36400
4005 PR tree-optimization/36373
4006 PR tree-optimization/36344
4007 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4008 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4009 (update_alias_info): Remove call clobbering code.
4010 (make_constraint_to): New helper function.
4011 (make_escape_constraint): Likewise.
4012 (handle_rhs_call): Use it on all pointer containing arguments.
4013 Also mark the static chain escaped.
4014 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4015 instead of ANYTHING.
4016 (make_constraint_from): New helper split out from ...
4017 (make_constraint_from_anything): ... here.
4018 (find_func_aliases): Add constraints for escape sites.
4019 (intra_create_variable_infos): Make constraints from NONLOCAL
4021 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4023 (clobber_what_p_points_to): Remove.
4024 (clobber_what_escaped): New function.
4025 (init_base_vars): Init NONLOCAL and ESCAPED.
4026 (do_sd_constraint): Do not propagate the solution from ESCAPED
4027 but use ESCAPED as a placeholder.
4028 (solve_graph): Likewise.
4029 * tree-flow.h (clobber_what_p_points_to): Remove.
4030 (clobber_what_escaped): Declare.
4031 * tree-ssa-alias.c (set_initial_properties): Call it.
4032 Remove code clobbering escaped pointers.
4034 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4036 * function.c (allocate_struct_function): Only allocate a unique
4037 funcdef_no if the decl is nonzero.
4039 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4041 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4042 * config/mips/mips.c (mips_split_const_insns): New function.
4043 * config/mips/mips.md (move_type): New attribute.
4044 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4045 (dword_mode): New attribute.
4046 (type): Avoid long line. Map "move_type"s to "type"s,
4047 choosing "multi" for doubleword moves if appropriate.
4048 Swap MTC/MFC comments to match their declaration order.
4049 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4050 "type" is "branch" or "jal" is "direct".
4051 (length): Handle "extended_mips16" first. Make the default
4052 "0" for "ghost" instructions. Set the length from "move_type".
4053 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4054 of "type", with "sll0" for the register alternative. Remove the
4055 "extended_mips16" attribute.
4056 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4057 of "type", with "shift_shift" for the register alternative.
4058 Remove the "length" attribute.
4059 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4060 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4061 of "type", with "andi" for the register alternative.
4062 (*zero_extendqihi2): Likewise.
4063 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4064 of "andi" instead of a "type" of "arith".
4065 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4067 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4068 (mov_<store>r, *mov<mode>_ra): Likewise.
4069 (extendsidi2): Use "move_type" instead of "type", with "move"
4070 for the register alternative.
4071 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4072 of "type", with "signext" for the register alternative.
4073 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4074 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4075 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4076 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4077 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4078 (unnamed branch insn): Likewise.
4079 (*movdi_gp32_fp64): Fold into...
4080 (*movdi_32bit): ...here.
4081 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4082 (*movdf_hardfloat): ...this new pattern.
4083 (*movdf_softfloat): Remove redundant FPR alternatives.
4084 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4085 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4086 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4087 the "move" attribute.
4088 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4089 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4090 and "store" for COP loads and stores.
4091 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4092 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4093 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4094 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4095 (*movtf_mips16, *movv2sf): Likewise.
4096 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4097 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4098 (mfhc1<mode>): Use "move_type" instead of "move".
4099 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4100 (loadgp_blockage): Remove the "length" attribute.
4101 (blockage, set_got_version, update_got_version): Likewise.
4102 (call_internal): Remove the "extended_mips16" attribute.
4103 (call_value_internal, call_value_multiple_internal): Likewise.
4104 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4106 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4107 the "length" attribute.
4109 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4111 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4112 -Wcast-qual warnings.
4113 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4114 handle_pragma_pop_macro): Likewise.
4115 * collect2.c (resolve_lib_name): Likewise.
4116 * config/arc/arc.c (arc_init): Likewise.
4117 * config/arm/arm.c (neon_builtin_compare,
4118 locate_neon_builtin_icode): Likewise.
4119 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4120 * config/bfin/bfin.c (bfin_init_machine_status,
4121 bfin_optimize_loop): Likewise.
4122 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4123 * config/cris/cris.c (cris_init_expanders): Likewise.
4124 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4125 * config/darwin.c (machopic_indirection_eq,
4126 machopic_indirection_name, machopic_output_indirection): Likewise.
4127 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4128 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4129 frv_optimize_membar): Likewise.
4130 * config/i386/cygwin.h (mingw_scan,
4131 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4132 * config/i386/cygwin1.c (mingw_scan): Likewise.
4133 * config/i386/i386.c (machopic_output_stub): Likewise.
4134 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4135 i386_pe_unique_section): Likewise.
4136 * config/ia64/ia64.c (ia64_init_machine_status,
4137 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4139 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4140 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4141 * config/m68k/m68k.c (m68k_handle_option,
4142 m68k_sched_md_init_global): Likewise.
4143 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4144 mcore_unique_section): Likewise.
4145 * config/mips/mips.c (mips_block_move_straight,
4146 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4148 * config/mmix/mmix.c (mmix_init_machine_status,
4149 mmix_encode_section_info): Likewise.
4150 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4151 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4152 print_operand_address, output_toc, redefine_groups,
4153 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4154 * config/s390/s390.c (s390_init_machine_status): Likewise.
4155 * config/score/score.c (score_block_move_straight,
4156 score_block_move_loop_body): Likewise.
4157 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4158 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4159 * emit-rtl.c (find_auto_inc): Likewise.
4160 * gcc.c (translate_options, process_command): Likewise.
4161 * reorg.c (dbr_schedule): Likewise.
4162 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4163 * xcoffout.c (xcoffout_declare_function): Likewise.
4165 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4167 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4168 ipa-pta working again.
4170 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4172 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4175 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4177 * config.gcc (powerpc*-*-*): Add new core e500mc.
4178 * config/rs6000/e500mc.md: New file.
4179 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4181 (rs6000_override_options): Add e500mc case to
4182 processor_target_table. Altivec and Spe options not allowed
4183 with e500mc. Add isel instruction to e500mc by
4184 default. Initialize rs6000_cost for e500mc.
4185 (rs6000_issue_rate): Set issue rate for e500mc.
4186 * config/rs6000/rs6000.h (processor_type): Add
4187 PROCESSOR_PPCE500MC.
4188 (ASM_CPU_SPEC): Add e500mc.
4189 Set TARGET_ISEL to rs6000_isel.
4190 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4191 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4192 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4194 * doc/invoke.texi: Add e500mc to list of cpus.
4196 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4199 * c-lex.c (lex_charconst): Initialize unsignedp.
4201 2008-06-27 Olivier Hainque <hainque@adacore.com>
4203 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4204 documented assumptions.
4206 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4208 * dwarf2out.c: Remove trailing white spaces. Break long line
4211 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4213 * libfuncs.h (LTI_synchronize): New libfunc_index.
4214 (synchronize_libfunc): Declare.
4215 * builtins.c (expand_builtin_synchronize): Consider using
4216 synchronize_libfunc before falling back on an asm blockage.
4217 * config/mips/mips.c: Include libfuncs.h
4218 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4220 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4222 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4223 parameter. Copy stack_reg to r11 where appropriate.
4224 (no_global_regs_above): Add gpr parameter.
4225 (rs6000_stack_info): Only add padding for SPE save area if we
4226 are saving SPE GPRs and CR.
4227 (saveres_routine_syms): New variable.
4228 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4230 (rs6000_savres_routine_sym): New function.
4231 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4233 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4234 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4235 Tweak FPR out-of-line saving.
4236 (rs6000_make_savres_rtx): New function.
4237 (rs6000_use_multiple_p): New function.
4238 (rs6000_savres_strategy): New function.
4239 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4240 out-of-line if appropriate.
4241 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4242 if we are optimizing for size.
4243 (GP_SAVE_INLINE): Define.
4244 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4245 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4246 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4247 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4248 (*save_fpregs_<mode>): Add use of r11.
4249 (*restore_gpregs_<mode>): New insn.
4250 (*return_and_restore_gpregs_<mode>): New insn.
4251 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4253 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4254 (*restore_gpregs_spe): New insn.
4255 (*return_and_restore_gpregs_spe): New insn.
4256 * config/rs6000/predicates.md (save_world_operation): Fix check.
4258 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4260 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4261 this point, so assert that.
4263 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4265 * cfganal.c: Include vec.h and vecprim.h.
4266 (compute_idf): Import from...
4267 * tree-into-ssa (compute_idf): ...here.
4268 * basic-block.h (compute_idf): Export.
4270 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4272 * c-decl.c (merge_decls): Use !current_function_decl to check for
4273 extern declaration of C99 inline function being at file scope.
4275 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4277 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4279 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 * alias.c (record_alias_subset, init_alias_analysis): Fix
4282 -Wc++-compat and/or -Wcast-qual warnings.
4283 * attribs.c (lookup_attribute_spec): Likewise.
4284 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
4285 copy_bb, connect_traces,
4286 find_rarely_executed_basic_blocks_and_cr): Likewise.
4287 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
4288 note_btr_set, migrate_btr_defs): Likewise.
4289 * builtins.c (result_vector, expand_builtin_memcpy,
4290 expand_builtin_mempcpy_args, expand_builtin_strncpy,
4291 builtin_memset_read_str, expand_builtin_printf,
4292 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
4294 * caller-save.c (mark_set_regs): Likewise.
4295 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4296 * cgraph.c (cgraph_edge): Likewise.
4297 * combine.c (likely_spilled_retval_1): Likewise.
4298 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
4299 htab_counts_entry_del, get_coverage_counts): Likewise.
4300 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
4301 new_cselib_val): Likewise.
4302 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
4303 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
4305 * df-core.c (df_compact_blocks): Likewise.
4306 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
4307 * df-scan.c (df_grow_reg_info, df_ref_create,
4308 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
4309 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
4310 df_record_entry_block_defs, df_record_exit_block_uses,
4311 df_bb_verify): Likewise.
4312 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
4313 DF_REF_EXTRACT_MODE_CONST): New.
4314 * dominance.c (get_immediate_dominator, get_dominated_by,
4315 nearest_common_dominator, root_of_dom_tree,
4316 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
4317 -Wc++-compat and/or -Wcast-qual warnings.
4318 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
4319 record_store, replace_read, check_mem_read_rtx, scan_insn,
4320 dse_step1, dse_record_singleton_alias_set): Likewise.
4321 * dwarf2asm.c (dw2_force_const_mem): Likewise.
4323 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4325 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4326 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
4327 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
4328 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
4329 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
4330 add_ranges_num, add_ranges_by_labels, file_info_cmp,
4331 file_name_acquire, output_file_names, add_const_value_attribute,
4332 premark_used_types_helper, file_table_eq, file_table_hash,
4333 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
4334 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
4335 -Wcast-qual warnings.
4336 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
4337 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
4338 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
4339 gen_reg_rtx, start_sequence, init_emit): Likewise.
4340 * et-forest.c (et_new_occ, et_new_tree): Likewise.
4341 * except.c (init_eh_for_function, gen_eh_region,
4342 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
4343 arh_to_landing_pad, arh_to_label, add_action_record,
4344 add_call_site, switch_to_exception_section): Likewise.
4345 * expmed.c (synth_mult): Likewise.
4346 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
4347 store_expr): Likewise.
4348 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
4350 * function.c (assign_stack_temp_for_type,
4351 allocate_struct_function, match_asm_constraints_1): Likewise.
4352 * gcov-io.c (gcov_allocate): Likewise.
4353 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
4354 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
4355 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
4356 record_one_set, insert_expr_in_table, insert_set_in_table,
4357 dump_hash_table, compute_hash_table_work, alloc_hash_table,
4358 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
4359 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
4360 -Wcast-qual warnings.
4362 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4364 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
4365 -Wcast-qual warnings.
4366 * gcc.c (process_command): Likewise.
4367 * genattrtab.c (oballoc): Use XOBNEW.
4368 (oballocvec): Define.
4369 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
4370 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
4371 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
4372 -Wc++-compat and/or -Wcast-qual warnings.
4373 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
4374 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4375 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4376 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4377 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4378 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4379 add_excls, process_presence_absence_names,
4380 process_presence_absence_patterns, add_presence_absence,
4381 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4382 get_free_state, add_arc, get_free_automata_list_el,
4383 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4384 transform_3, cache_presence, create_ainsns, create_automata,
4385 create_state_ainsn_table, dfa_insn_code_enlarge,
4386 output_trans_func, output_min_issue_delay_func,
4387 output_dead_lock_func, output_reset_func,
4388 output_get_cpu_unit_code_func, output_dfa_start_func,
4389 expand_automata): Likewise.
4390 * genextract.c (gen_insn): Likewise.
4391 * gengtype-lex.l: Likewise.
4392 * gengtype.c (read_input_list, adjust_field_type,
4393 process_gc_options): Likewise.
4394 * genoutput.c (note_constraint): Likewise.
4395 * genpreds.c (mangle, add_constraint): Likewise.
4396 * genrecog.c (process_define_predicate, new_decision,
4397 add_to_sequence): Likewise.
4398 * gensupport.c (record_insn_name): Likewise.
4400 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * config/i386/driver-i386.c (detect_caches_amd,
4403 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4404 and/or -Wcast-qual warnings.
4405 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4406 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4407 gt_pch_save): Likewise.
4408 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4409 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4410 * global.c (compute_regsets): Likewise.
4411 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4412 finish_graph_dump_file): Likewise.
4413 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4414 unlink_bb_notes): Likewise.
4415 * integrate.c (get_hard_reg_initial_val): Likewise.
4416 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4417 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4418 * local-alloc.c (update_equiv_regs): Likewise.
4419 * loop-invariant.c (check_invariant_table_size,
4420 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4422 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4423 altered_reg_used, mark_altered): Likewise.
4424 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4425 insert_var_expansion_initialization,
4426 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4427 release_var_copies): Likewise.
4428 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4429 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4430 analyze_accesses_for_phi_node, check_var_notmodified_p,
4431 check_allocation_function, find_sites_in_func,
4432 record_all_accesses_in_func, transform_access_sites,
4433 transform_allocation_sites): Likewise.
4434 * omp-low.c (new_omp_region, create_omp_child_function_name,
4435 check_omp_nesting_restrictions, check_combined_parallel,
4436 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4437 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
4438 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4439 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
4441 * opts-common.c (prune_options): Likewise.
4442 * opts.c (add_input_filename, print_filtered_help,
4443 get_option_state): Likewise.
4444 * params.c (add_params): Likewise.
4445 * passes.c (set_pass_for_id, next_pass_1,
4446 do_per_function_toporder, pass_fini_dump_file): Likewise.
4447 * postreload.c (reload_cse_simplify_operands): Likewise.
4448 * predict.c (tree_predicted_by_p, tree_predict_edge,
4449 clear_bb_predictions, combine_predictions_for_bb): Likewise.
4451 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4453 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
4455 * recog.c (check_asm_operands, validate_change_1): Likewise.
4456 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
4457 subst_asm_stack_regs): Likewise.
4458 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
4459 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
4460 * regmove.c (reg_is_remote_constant_p): Likewise.
4461 * regrename.c (regrename_optimize, scan_rtx_reg,
4462 kill_clobbered_value, kill_set_value, kill_autoinc_value):
4464 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
4465 regstat_compute_calls_crossed): Likewise.
4466 * reload1.c (init_reload, new_insn_chain,
4467 has_nonexceptional_receiver, reload, copy_reloads,
4468 calculate_needs_all_insns, init_elim_table): Likewise.
4469 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
4470 * rtl.c (shallow_copy_rtx_stat): Likewise.
4471 * rtlanal.c (parms_set): Likewise.
4472 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
4473 sbitmap_resize, sbitmap_vector_alloc): Likewise.
4474 * sched-ebb.c (earliest_block_with_similiar_load,
4475 add_deps_for_risky_insns): Likewise.
4476 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
4477 schedule_region): Likewise.
4478 * see.c (eq_descriptor_pre_extension,
4479 hash_descriptor_pre_extension, hash_del_pre_extension,
4480 eq_descriptor_properties, hash_descriptor_properties,
4481 hash_del_properties, see_seek_pre_extension_expr,
4482 see_initialize_data_structures, see_print_register_properties,
4483 see_print_pre_extension_expr, see_delete_merged_def_extension,
4484 see_delete_unmerged_def_extension, see_emit_use_extension,
4485 see_pre_delete_extension, see_map_extension, see_commit_changes,
4486 see_analyze_merged_def_local_prop,
4487 see_analyze_merged_def_local_prop,
4488 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
4489 see_set_prop_merged_def, see_set_prop_unmerged_def,
4490 see_set_prop_unmerged_use, see_print_one_extension,
4491 see_merge_one_use_extension, see_merge_one_def_extension,
4492 see_store_reference_and_extension, see_update_uses_relevancy,
4493 see_update_defs_relevancy): Likewise.
4494 * statistics.c (hash_statistics_hash, hash_statistics_eq,
4495 hash_statistics_free, curr_statistics_hash): Likewise.
4496 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
4497 expand_asm_operands, expand_return, case_bit_test_cmp,
4498 expand_case): Likewise.
4499 * stor-layout.c (start_record_layout): Likewise.
4500 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
4501 gt_pch_save_stringpool): Likewise.
4502 * tree-data-ref.c (hash_stmt_vertex_info,
4503 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
4504 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
4506 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
4509 * config/i386/i386.md : Change constraints of HImode and QImode
4510 immediate operands from "i" to "n". Change SImode "ni" constraint to
4511 "i" and SImode "rmi" constraint to "g". Remove all constraints
4512 from const0_operand and const1_operand predicated operands.
4513 (i): Change QImode and HImode attribute from "i" to "n".
4514 (*subqi_2): Change HImode operands to QImode.
4517 2008-06-25 Olivier Hainque <hainque@adacore.com>
4519 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
4522 2008-06-25 Richard Guenther <rguenther@suse.de>
4524 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
4525 not overflow the result type.
4527 2008-06-25 Richard Guenther <rguenther@suse.de>
4529 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
4530 (vn_lookup): Likewise.
4532 2008-06-25 Richard Guenther <rguenther@suse.de>
4534 PR tree-optimization/35518
4535 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
4536 * tree-sra.c (instantiate_element): Use fold_build3 to build
4538 (try_instantiate_multiple_fields): Likewise.
4540 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4542 * config/rs6000/rs6000.md: Change all string instruction's clobber to
4545 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4547 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
4548 use_backchain_to_restore_sp to true
4549 if the offset of the link register save area would go over the 32k - 1
4550 offset limit of the load
4553 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
4555 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
4556 anchor for the type-punning blurb. Cross-reference "Structures
4557 unions enumerations and bit-fields implementation". Provide a
4558 cast-through-pointer example. Make final sentence self-contained.
4559 * doc/implement-c.texi (Structures unions enumerations and
4560 bit-fields implementation): Cross-reference the type-punning blurb
4561 in the -fstrict-aliasing documentation.
4563 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4566 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
4567 the memory instead of the memory itself for the save area.
4569 2008-06-24 Olivier Hainque <hainque@adacore.com>
4570 Nicolas Roche <roche@adacore.com>
4572 * gengtype.c (srcdir_len): size_t instead of int.
4573 (get_file_realbasename): New function. For F a filename, the real
4574 basename of F, with all the path components stripped.
4575 (get_file_srcdir_relative_path): New function. For F a filename, the
4576 relative path to F from $(srcdir).
4577 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
4578 get_file_realbasename. Adjust the head comment.
4579 (get_prefix_langdir_index): New function. For F a filename, return the
4580 lang_dir_names[] relative index of the language directory that is
4582 (get_file_langdir): For F a filename, return the name of the language
4583 directory where F is located.
4584 (get_file_gtfilename): New function. The gt- output file name for an
4586 (get_output_file_with_visibility): Replace in-line computations with
4587 uses of get_file_gtfilename and get_prefix_langdir_index.
4588 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
4590 2008-06-24 Jakub Jelinek <jakub@redhat.com>
4592 PR tree-optimization/36504
4593 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
4594 references without base address.
4596 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4599 * calls.c (expand_call): Increase alignment for recursive functions.
4601 2008-06-23 Anatoly Sokolov <aesok@post.ru>
4603 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
4604 (TARGET_FUNCTION_VALUE): New define.
4605 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
4606 * config/avr/avr.h (FUNCTION_VALUE): Remove.
4608 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
4611 (fmod<mode>3): Ditto.
4612 (remainderxf3): Ditto.
4613 (remainder<mode>3): Ditto.
4615 2008-06-23 Jakub Jelinek <jakub@redhat.com>
4618 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
4619 REG is a hard register.
4621 PR tree-optimization/36508
4622 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
4623 499, don't check it at all in release compilers.
4625 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4627 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
4628 together with SSE_TARGET_MATH to disable insn pattern.
4629 (*fop_<MODEF:mode>_2_i387): Ditto.
4630 (*fop_<MODEF:mode>_3_i387): Ditto.
4632 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
4634 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
4636 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4639 * gimplify.c (gimplify_asm_expr): Check the return code of
4640 parse_output_constraint call, set function return and is_inout
4643 2008-06-22 Ian Lance Taylor <iant@google.com>
4645 * c-lex.c (narrowest_unsigned_type): Change itk to int.
4646 (narrowest_signed_type): Likewise.
4647 * c-typeck.c (c_common_type): Change local variable mclass to enum
4649 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
4650 tcc_comparison, not the tree code itself.
4651 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
4652 (c_expand_expr): Cast modifier to enum expand_modifier.
4653 * c-common.h (C_RID_CODE): Add casts.
4654 (C_SET_RID_CODE): Define.
4655 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
4656 (c_lex_one_token): Add cast to avoid warning.
4657 (c_parser_objc_type_name): Rename local typename to type_name.
4658 (check_no_duplicate_clause): Change code parameter to enum
4660 (c_parser_omp_var_list_parens): Change kind parameter to enum
4662 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
4663 c_parser_omp_list_var_parens.
4664 (c_parser_omp_threadprivate): Likewise.
4665 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
4666 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
4667 * c-format.c (NO_FMT): Define.
4668 (printf_length_specs): Use NO_FMT.
4669 (asm_fprintf_length_specs): Likewise.
4670 (gcc_diag_length_specs): Likewise.
4671 (scanf_length_specs): Likewise.
4672 (strfmon_length_specs): Likewise.
4673 (gcc_gfc_length_specs): Likewise.
4674 (printf_flag_specs): Change 0 to STD_C89.
4675 (asm_fprintf_flag_specs): Likewise.
4676 (gcc_diag_flag_specs): Likewise.
4677 (gcc_cxxdiag_flag_specs): Likewise.
4678 (scanf_flag_specs): Likewise.
4679 (strftime_flag_specs): Likewise.
4680 (strfmon_flag_specs): Likewise.
4681 (print_char_table): Likewise.
4682 (asm_fprintf_char_table): Likewise.
4683 (gcc_diag_char_table): Likewise.
4684 (gcc_tdiag_char_table): Likewise.
4685 (gcc_cdiag_char_table): Likewise.
4686 (gcc_cxxdiag_char_table): Likewise.
4687 (gcc_gfc_char_table): Likewise.
4688 (scan_char_table): Likewise.
4689 (time_char_table): Likewis.
4690 (monetary_char_table): Likewise.
4691 * c-format.h (BADLEN): Likewise.
4693 2008-06-21 Ian Lance Taylor <iant@google.com>
4695 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
4696 Define END_OF_BASE_TREE_CODES around inclusion.
4697 * tree.c (tree_code_type): New global array.
4698 (tree_code_length, tree_code_name): Likewise.
4699 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
4701 (all-tree.def, s-alltree): New targets.
4702 (gencheck.h, s-gencheck): Remove.
4703 (tree.o): Depend upon all-tree.def.
4704 (build/gencheck.o): Remove gencheck.h dependency.
4705 (mostlyclean): Don't remove gencheck.h.
4706 * c-common.h (enum c_tree_code): Remove.
4707 * c-lang.c (tree_code_type): Remove.
4708 (tree_code_length, tree_code_name): Remove.
4709 * gencheck.c (tree_codes): Include all-tree.def, rather than
4710 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
4712 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
4714 * cp/cp-tree.h (enum cplus_tree_code): Remove.
4715 (operator_name_info): Size to MAX_TREE_CODES.
4716 (assignment_operator_name_info): Likewise.
4717 * cp/cp-lang.c (tree_code_type): Remove.
4718 (tree_code_length, tree_code_name): Remove.
4719 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
4720 (assignment_operator_name_info): Likewise.
4721 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
4723 * cp/mangle.c (write_expression): Likewise.
4724 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
4725 * fortran/f95-lang.c (tree_code_type): Remove.
4726 (tree_code_length, tree_code_name): Remove.
4727 * java/java-tree.h (enum java_tree_code): Remove.
4728 * java/lang.c (tree_code_type): Remove.
4729 (tree_code_length, tree_code_name): Remove.
4730 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
4731 * objc/objc-act.h (enum objc_tree_code): Remove.
4732 * objc/objc-lang.c (tree_code_type): Remove.
4733 (tree_code_length, tree_code_name): Remove.
4734 * objcp/objcp-lang.c (tree_code_type): Remove.
4735 (tree_code_length, tree_code_name): Remove.
4736 * ada/ada-tree.h (enum gnat_tree_code): Remove.
4737 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
4738 * ada/misc.c (tree_code_type): Remove.
4739 (tree_code_length, tree_code_name): Remove.
4741 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
4743 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
4744 the grand_bitmap_obstack.
4746 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4748 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
4749 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
4750 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
4751 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
4752 move_stmt_r, new_label_mapper): Likewise.
4753 * tree-complex.c (cvc_lookup): Likewise.
4754 * tree-dfa.c (create_function_ann): Likewise.
4755 * tree-dump.c (dump_register): Likewise.
4756 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
4757 find_phi_replacement_condition): Likewise.
4758 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
4759 tree_function_versioning): Likewise.
4760 * tree-into-ssa.c (cmp_dfsnum): Likewise.
4761 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
4762 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
4763 get_nonlocal_debug_decl, convert_nonlocal_reference,
4764 convert_nonlocal_omp_clauses, get_local_debug_decl,
4765 convert_local_reference, convert_local_omp_clauses,
4766 convert_nl_goto_reference, convert_nl_goto_receiver,
4767 convert_tramp_reference, convert_call_expr): Likewise.
4768 * tree-outof-ssa.c (contains_tree_r): Likewise.
4769 * tree-parloops.c (reduction_phi, initialize_reductions,
4770 eliminate_local_variables_1, add_field_for_reduction,
4771 add_field_for_name, create_phi_for_local_result,
4772 create_call_for_reduction_1, create_loads_for_reductions,
4773 create_stores_for_reduction, create_loads_and_stores_for_name):
4775 * tree-phinodes.c (allocate_phi_node): Likewise.
4776 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
4777 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
4778 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
4779 * tree-ssa-coalesce.c (compare_pairs): Likewise.
4780 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
4781 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
4782 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
4783 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4784 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
4785 vn_nary_op_insert): Likewise.
4786 * tree-ssa.c (redirect_edge_var_map_add,
4787 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
4788 * tree-vectorizer.c (vectorize_loops): Likewise.
4789 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
4790 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
4791 tree_cons_stat, build1_stat, build_variant_type_copy,
4792 decl_init_priority_lookup, decl_fini_priority_lookup,
4793 decl_priority_info, decl_restrict_base_lookup,
4794 decl_restrict_base_insert, decl_debug_expr_lookup,
4795 decl_debug_expr_insert, decl_value_expr_lookup,
4796 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
4797 type_hash_add, get_file_function_name, tree_check_failed,
4798 tree_not_check_failed, tree_range_check_failed,
4799 omp_clause_range_check_failed, build_omp_clause,
4800 build_vl_exp_stat): Likewise.
4801 * value-prof.c (gimple_histogram_value,
4802 gimple_duplicate_stmt_histograms): Likewise.
4803 * var-tracking.c (attrs_list_insert, attrs_list_copy,
4804 unshare_variable, variable_union_info_cmp_pos, variable_union,
4805 dataflow_set_different_1, dataflow_set_different_2,
4806 vt_find_locations, variable_was_changed, set_variable_part,
4807 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
4808 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
4809 section_entry_hash, object_block_entry_eq,
4810 object_block_entry_hash, create_block_symbol,
4811 initialize_cold_section_name, default_function_rodata_section,
4812 strip_reg_name, set_user_assembler_name, const_desc_eq,
4813 build_constant_desc, output_constant_def, lookup_constant_def,
4814 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
4815 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
4816 default_internal_label): Likewise.
4817 * varray.c (varray_init, varray_grow): Likewise.
4818 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
4820 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
4822 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
4823 operators for "test" insn. Macroize insn using SWI mode macro.
4824 (*jcc_fused_2): Ditto.
4825 (*jcc_fused_3): Macroize insn using SWI mode macro.
4826 (*jcc_fused_4): Ditto.
4828 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
4830 * tree-ssa-pre.c: Fix typo in comment.
4831 (init_antic, fini_antic): Add explicit funtions for
4832 initializing and deinitializing ANTIC and AVAIL sets.
4833 (create_expression_by_pieces): Fix typo in comment.
4834 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
4835 (execute_pre): Eventually dump details about ANTIC_IN.
4837 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4839 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
4840 * gcc.c (translate_options, init_spec, store_arg, read_specs,
4841 add_to_obstack, file_at_path, find_a_file, execute,
4842 add_preprocessor_option, add_assembler_option, add_linker_option,
4843 process_command, insert_wrapper, do_option_spec, do_self_spec,
4844 spec_path, do_spec_1, is_directory, main, used_arg,
4845 getenv_spec_function): Likewise.
4846 * tlink.c (symbol_hash_lookup, file_hash_lookup,
4847 demangled_hash_lookup, symbol_push, file_push, frob_extension):
4850 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4852 * doc/rtl.texi: Updated subreg section.
4854 2008-06-19 Jakub Jelinek <jakub@redhat.com>
4857 * cgraphunit.c (cgraph_process_new_functions): Don't clear
4858 node->needed and node->reachable.
4859 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
4860 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
4861 (expand_task_call): Don't call expand_task_copyfn.
4862 (expand_task_copyfn): Renamed to...
4863 (finalize_task_copyfn): ... this.
4865 2008-06-19 Jan Hubicka <jh@suse.cz>
4867 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
4868 clobbering framepointer.
4870 2008-06-19 Jan Hubicka <jh@suse.cz>
4872 * tree-optimize.c (execute_early_local_optimizations): Set
4873 cgraph_state only at first invocation.
4875 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4877 * system.h (-Wc++-compat): Activate as a warning, no an error.
4879 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4881 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
4882 instead of "#" in insn asm template.
4883 (*jcc_fused_2): Ditto.
4885 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4887 * config/i386/i386.h (ix86_tune_indices)
4888 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
4889 (TARGET_FUSE_CMP_AND_BRANCH): New define.
4890 * config/i386/i386.md (*jcc_fused_1): New insn pattern
4891 (*jcc_fused_2): Ditto.
4892 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
4893 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
4894 (print operand): Handle 'E' and 'e' code.
4896 2008-06-19 Anatoly Sokolov <aesok@post.ru>
4898 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
4899 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4900 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4902 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
4904 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
4906 (cgraph_expand_function): Use local copy of decl.
4907 (cgraph_expand_all_functions): Remove redundant initialization of
4909 (cgraph_optimize): Reword internal_error message.
4911 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
4913 * arm-protos.h (arm_return_in_memory): Remove public
4914 arm_return_in_memory() prototype.
4915 * arm.c (arm_return_in_memory): Add static prototype, add target
4916 hook macro, change definition and comments.
4917 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
4919 2008-06-19 Ben Elliston <bje@au.ibm.com>
4921 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
4922 real.c: Remove references to IEEE 754R.
4923 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
4924 * doc/libgcc.texi (Decimal float library routines): Likewise.
4926 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4928 * targhooks.h (struct gcc_target): New member unwind_word_mode.
4929 (default_unwind_word_mode): Add prototype.
4930 * targhooks.c (default_unwind_word_mode): New function.
4931 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
4932 instead of word_mode.
4933 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
4934 (TARGET_INITIALIZER): Use it.
4936 * c-common.c (handle_mode_attribute): Support "unwind_word"
4938 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
4940 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
4941 word_mode to access SjLj_Function_Context member "data".
4942 (sjlj_emit_dispatch_table): Likewise. Also, perform type
4943 conversion from targetm.eh_return_filter_mode () to
4944 targetm.unwind_word_mode () if they differ.
4946 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4947 (BT_FN_UNWINDWORD_PTR): New function type.
4948 (BT_FN_WORD_PTR): Remove.
4949 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4950 * except.c (expand_builtin_extend_pointer): Convert pointer to
4951 targetm.unwind_word_mode () instead of word_mode.
4953 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4954 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4955 (spu_unwind_word_mode): New function.
4956 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4957 (TARGET_UNWIND_WORD_MODE): Define.
4958 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4960 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4962 * config/spu/spu.c (reg_align): Remove.
4963 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4964 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4965 (spu_split_store): Likewise.
4967 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4969 * gcc/tree-vn.c: Fix typo in comment.
4971 2008-06-18 Jan Hubicka <jh@suse.cz>
4973 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4974 toplevel reorder too.
4976 2008-06-18 Jan Hubicka <jh@suse.cz>
4978 * c-opts.c (c_common_post_options): PCH is not compatible with
4980 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4981 -fno-toplevel-reorder by default now.
4983 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4985 PR documentation/30739
4986 * doc/install.texi (Prerequisites): Document dependency on awk.
4988 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4989 Ian Lance Taylor <iant@google.com>
4991 PR rtl-optimization/35604
4992 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4993 only want to change jump destinations, not eventual label comparisons.
4995 2008-06-16 Jan Hubicka <jh@suse.cz>
4997 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4999 (cgraph_analyze_function): Likewise.
5001 2008-06-16 Jan Hubicka <jh@suse.cz>
5003 * cgraph.h (cgraph_mark_if_needed): New function.
5004 * cgraphunit.c (cgraph_mark_if_needed): New function.
5005 * c-decl.c (duplicate_decl): Use it.
5007 2008-06-16 Jan Hubicka <jh@suse.cz>
5009 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5012 2008-06-16 Jan Hubicka <jh@suse.cz>
5014 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5016 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5017 Kazu Hirata <kazu@codesourcery.com>
5018 Maxim Kuvyrkov <maxim@codesourcery.com
5020 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5021 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5022 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5023 EXTRA_SPEC_FUNCTIONS.
5024 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5025 (DRIVER_SELF_SPECS): Adjust.
5026 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5027 * config/mips/st.h, config/mips/t-st: New.
5028 * config/mips/driver-native.c, config/mips/x-native: New.
5029 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5032 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5034 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5036 (ISA_HAS_FP_CONDMOVE): New macro.
5037 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5038 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5039 (ISA_HAS_NMADD3_NMSUB3): New macro.
5040 * config/mips/mips.c (mips_rtx_costs): Update.
5041 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5042 compiling for ST Loongson 2E/2F.
5043 (madd<mode>): Rename to madd4<mode>. Update.
5044 (madd3<mode>): New pattern.
5045 (msub<mode>): Rename to msub4<mode>. Update.
5046 (msub3<mode>): New pattern.
5047 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5048 (nmadd3<mode>): New pattern.
5049 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5050 (nmadd3<mode>_fastmath): New pattern.
5051 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5052 (nmsub3<mode>): New pattern.
5053 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5054 (nmsub3<mode>_fastmath): New pattern.
5055 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5057 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5059 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5060 (DF_REF_INSN_INFO): New.
5061 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5062 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5063 with a NULL DF_REF_INSN_INFO.
5064 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5066 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5067 DF_INSN_INFO_EQ_USES): New.
5068 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5069 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5070 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5071 * df-core.c: Update comment for above changes.
5072 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5073 DF_INSN_UID_* macros.
5074 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5075 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5076 insn rtx. Update all callers.
5077 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5078 df_ref_create_structure, df_insn_refs_collect): Likewise.
5079 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5080 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5081 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5082 macros to access the insn refs.
5083 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5084 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5085 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5086 for accessing the refs.
5087 (try_fwprop_subst): Likewise.
5088 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5089 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5090 for accessing the refs.
5091 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5092 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5093 to look at the insn refs.
5094 (record_uses): Likewise.
5095 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5097 (mark_artificial_uses): Don't mark_insn for artificial refs.
5098 (mark_reg_rependencies): Likewise.
5100 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5102 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5104 * configure: Regenerate.
5106 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5108 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5110 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5112 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5114 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5116 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5118 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5120 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5121 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5122 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5124 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5126 * tree-ssa-sccvn.c: Fix format of comments.
5128 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5130 * cgraph.c: Remove unneeded forward declarations of eq_node()
5133 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5135 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5137 (see_update_relevancy): Likewise.
5138 * fwprop.c (try_fwprop_subst): Likewise.
5139 * rtlanal.c (noop_move_p): Likewise.
5140 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5141 notes to non-existing libcall blocks.
5142 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5144 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5145 (dead_libcall_p): Remove.
5146 (delete_trivially_dead_insns): Don't use it.
5147 * web.c (union_defs): Remove comment about keeping nops.
5148 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5149 (compute_hash_table_work): Don't track libcall notes.
5150 (do_local_cprop): Don't take libcall pointers. Don't update
5152 (adjust_libcall_notes): Deleted.
5153 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5154 ever have existed in the first place).
5155 (replace_store_insn): Don't try to remove libcall notes.
5156 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5157 (resolve_reg_notes): Don't call them.
5158 (resolve_simple_move): Likewise.
5159 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5160 Don't remove REG_RETVAL notes.
5161 * emit-rtl.c (try_split): Don't update libcall notes.
5162 (emit_copy_of_insn_after): Dito.
5163 * cselib.c (cselib_current_insn_in_libcall): Remove.
5164 (cselib_process_insn): Don't set/clear it.
5165 (new_elt_loc_list): Don't record it.
5166 (cselib_init): Don't initialize it.
5167 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5168 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5170 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5171 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5172 (init_deps): Don't initialize it.
5173 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5174 * combine.c (delete_noop_moves): Don't update libcall notes.
5175 (can_combine_p): Remove now pointless #if 0 block.
5176 (try_combine): Remove another obsolete #if 0 block.
5177 (distribute_notes): Don't distribute libcall notes.
5178 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5179 * dce.c (libcall_dead_p): Remove.
5180 (delete_unmarked_insns): Don't handle libcall blocks.
5181 (preserve_libcall_for_dce): Remove.
5182 (prescan_insns_for_dce): Don't special-case libcall block insns.
5183 * reload1 (reload): Don't handle libcall notes.
5184 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5187 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5189 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5190 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5191 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5193 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5195 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5196 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5197 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5199 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5201 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5203 2008-06-16 Ira Rosen <irar@il.ibm.com>
5205 PR tree-optimization/36493
5206 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5207 the arguments list. Use VECTYPE to create vector pointer.
5208 (vectorizable_store): Fail if accesses through a pointer to vectype
5209 do not alias the original memory reference operands.
5210 Call vect_create_data_ref_ptr without the removed argument.
5211 (vectorizable_load): Likewise.
5212 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5215 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5218 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5221 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5223 * config/mips/loongson2ef.md: New file.
5224 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5225 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5226 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5227 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5228 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5230 (loongson2ef.md): New include.
5231 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5232 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5233 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5234 (loongson_gt_<mode>, loongson_extract_halfword)
5235 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5236 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5237 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5238 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5239 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5240 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5241 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5242 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5243 (vec_interleave_low<mode>): Define type attribute.
5244 * config/mips/mips.c (mips_ls2): New static variable.
5245 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5246 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5247 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5248 Implement target scheduling hooks.
5249 (mips_multipass_dfa_lookahead): Update to handle tuning for
5251 (mips_sched_init): Initialize data for Loongson scheduling.
5252 (mips_ls2_variable_issue): New static function.
5253 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5255 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5256 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5257 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5258 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5259 Handle ST Loongson 2E/2F cores.
5260 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5262 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5264 * omp-low.c (extract_omp_for_data): Fix comment typo.
5267 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5269 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5270 FIXME note about gcc/config.guess.
5271 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5272 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5273 * doc/cppopts.texi: Likewise.
5274 * doc/extend.texi: Likewise.
5275 * doc/gcc.texi: Likewise.
5276 * doc/gccint.texi: Likewise.
5277 * doc/gcov.texi: Likewise.
5278 * doc/gty.texi: Likewise.
5279 * doc/hostconfig.texi: Likewise.
5280 * doc/install.texi: Likewise.
5281 * doc/invoke.texi: Likewise.
5282 * doc/loop.texi: Likewise.
5283 * doc/makefile.texi: Likewise.
5284 * doc/md.texi: Likewise.
5285 * doc/passes.texi: Likewise.
5286 * doc/tm.texi: Likewise.
5287 * doc/tree-ssa.texi: Likewise.
5288 * doc/trouble.texi: Likewise.
5290 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
5291 Nathan Sidwell <nathan@codesourcery.com>
5292 Maxim Kuvyrkov <maxim@codesourcery.com>
5293 Richard Sandiford <rdsandiford@googlemail.com>
5295 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
5296 * config/mips/mips-protos.h (mips_expand_vector_init): New.
5297 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
5299 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
5300 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
5301 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
5303 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
5304 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
5305 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
5306 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
5307 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
5308 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
5309 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
5310 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
5311 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
5312 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
5313 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
5314 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
5315 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
5316 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
5317 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
5318 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
5319 (mips_builtins): Add Loongson builtins.
5320 (mips_loongson_2ef_bdesc): New.
5321 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
5322 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
5323 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
5324 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
5326 (mips_expand_vector_init): New.
5327 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
5328 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
5330 * config/mips/mips.md: Add unspec numbers for Loongson
5331 builtins. Include loongson.md.
5332 (MOVE64): Include Loongson vector modes.
5333 (SPLITF): Include Loongson vector modes.
5334 (HALFMODE): Handle Loongson vector modes.
5335 * config/mips/loongson.md: New.
5336 * config/mips/loongson.h: New.
5337 * config.gcc: Add loongson.h header for mips*-*-* targets.
5338 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
5340 2008-06-14 Joseph Myers <joseph@codesourcery.com>
5342 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
5343 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5344 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
5345 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
5346 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
5347 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
5348 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
5349 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
5350 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
5351 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
5352 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
5353 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
5354 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
5355 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
5356 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
5357 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
5358 Remove use_fixproto=yes.
5359 (ia64*-*-hpux*): Remove comment about using fixproto.
5360 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
5362 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5364 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
5366 * configure: Regenerate.
5368 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
5371 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
5372 before evaluating it.
5374 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5377 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5378 nested inline functions.
5379 (start_decl, start_function): Don't invert DECL_EXTERNAL
5380 for nested inline functions.
5382 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5384 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5385 splits that must be made for correctness.
5387 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5389 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5390 (AVAIL_NON_MIPS16): Likewise.
5391 (mips_builtin_description): Replace target_flags with a predicate.
5392 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5393 (dspr2_32): New availability predicates.
5394 (MIPS_BUILTIN): New macro.
5395 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5396 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5397 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5398 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5399 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5400 (mips_dsp_32only_bdesc): Merge into...
5401 (mips_builtins): ...this new array.
5402 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5403 (mips_init_builtins): Update after above changes.
5404 (mips_expand_builtin_1): Merge into...
5405 (mips_expand_builtin): ...here and update after above changes.
5407 2008-06-12 Paul Brook <paul@codesourcery.com>
5409 * longlong.h (__arm__): Define count_leading_zeros.
5410 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5411 (clzsi2, clzdi2): New functions.
5412 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5413 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5414 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5415 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5416 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5417 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5418 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5419 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5420 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5421 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5423 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5425 * config/m68k/m68k.c (m68k_tune_flags): New.
5426 (override_options): Compute m68k_tune_flags.
5427 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5428 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5430 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5433 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5435 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5437 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
5438 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
5440 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5442 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
5443 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
5445 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5448 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
5451 2008-06-12 Richard Guenther <rguenther@suse.de>
5453 PR tree-optimization/36345
5454 * tree-flow.h (struct ptr_info_def): Align escape_mask,
5455 add memory_tag_needed flag.
5456 (may_alias_p): Declare.
5457 * tree-ssa-alias.c (may_alias_p): Export.
5458 (set_initial_properties): Use memory_tag_needed flag.
5459 (update_reference_counts): Likewise.
5460 (reset_alias_info): Reset memory_tag_needed flag.
5461 (create_name_tags): Check memory_tag_needed flag.
5462 (dump_points_to_info_for): Dump it.
5463 * tree-ssa-structalias.c (struct variable_info): Remove
5464 directly_dereferenced flag.
5465 (new_var_info): Do not initialize it.
5466 (process_constraint_1): Do not set it.
5467 (update_alias_info): Set is_dereferenced flag.
5468 (set_uids_in_ptset): Use may_alias_p.
5469 (set_used_smts): Check memory_tag_needed flag.
5470 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
5471 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
5472 memory_tag_needed flag.
5473 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
5476 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
5478 * config/i386/i386.c (ix86_compute_frame_layout): Disable
5479 red zone for w64 abi.
5480 (ix86_expand_prologue): Likewise.
5481 (ix86_force_to_memory): Likewise.
5482 (ix86_free_from_memory): Likewise.
5484 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
5487 * config/rs6000/rs6000.c (rs6000_override_options): Set
5488 rs6000_isel conditionally to the absence of comand line override.
5489 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5490 Remove duplicate rs6000_isel setting.
5491 * config/rs6000/eabispe.h: Ditto.
5493 2008-06-11 Richard Guenther <rguenther@suse.de>
5495 * alias.c (get_alias_set): Use the element alias-set for arrays.
5496 (record_component_aliases): For arrays and vectors do nothing.
5497 * c-common.c (strict_aliasing_warning): Handle the cases
5498 of alias set zero explicitly.
5499 * Makefile.in (dfp.o-warn): Add -Wno-error.
5501 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5503 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
5505 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
5506 tune_32 tune_64 to supported_defaults. Allow values not
5507 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
5508 x86_64. Do not override cpu_32 or cpu_64 values from target name.
5509 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
5510 with_cpu_64 to generic for 64-bit-supporting configurations, not
5511 with_cpu. Remove FIXMEs.
5512 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
5513 --with-arch-64, --with-tune-32, --with-tune-64): Document.
5514 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
5515 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
5516 arch_32 and arch_64.
5518 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
5519 Olivier Hainque <hainque@adacore.com>
5521 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
5522 Use DECL_SIZE_UNIT to retrieve the size of the field.
5524 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5526 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
5527 with function calls after declarations. Lay out
5528 neon_float_type_node before further use.
5530 2008-06-11 Richard Guenther <rguenther@suse.de>
5532 * tree-flow.h (may_point_to_global_var): Declare.
5533 * tree-ssa-alias.c (may_point_to_global_var): New function.
5534 * tree-ssa-sink.c (is_hidden_global_store): Use it.
5536 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
5538 * configure.ac: Teach that fido supports .debug_line.
5539 * configure: Regenerate.
5541 2008-06-10 Tom Tromey <tromey@redhat.com>
5543 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
5546 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5548 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
5549 (encode_decimal64, decode_decimal64, encode_decimal128,
5550 decode_decimal128): Reverse order of 32-bit parts of value if host
5551 and target endianness differ.
5553 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
5555 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
5556 Avoid division by 0.
5557 (tree_mod_pow2_value_transform): Likewise.
5558 (tree_ic_transform): Likewise.
5559 (tree_stringops_transform): Likewise.
5560 (tree_mod_subtract_transform): Likewise.
5561 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
5562 (copy_edges_for_bb): Likewise.
5563 (initialize_cfun): Likewise.
5565 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5567 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
5568 nonmemory_operand. Add "N" operand constraint.
5570 (*jcc_btdi_mask_rex64): New instruction and split pattern.
5571 (*jcc_btsi_mask): Ditto.
5572 (*jcc_btsi_mask_1): Ditto.
5574 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5576 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
5577 TYPE_CANONICAL for copied element type.
5579 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5582 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
5583 Add m_CORE2 and m_GENERIC.
5584 * config/i386/predicates.md (bt_comparison_operator): New predicate.
5585 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
5587 (*jcc_btdi_rex64): New instruction and split pattern.
5589 (*jcc_btsi_1): Ditto.
5590 (*btsq): Fix Intel asm dialect operand order.
5594 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
5597 * simplify-rtx.c (simplify_subreg): Add check for shift count
5600 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
5602 * doc/md.texi: Synchronize with later constraints.md change.
5603 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
5604 with a C implementation.
5605 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
5607 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
5608 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
5609 when moving to and from MD_REGNUM.
5610 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
5611 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
5612 Handle byte and halfword moves.
5613 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
5615 * config/mips/constraints.md (h): Turn into NO_REGS.
5616 (l, x): Update documentation.
5617 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
5618 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
5619 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
5620 (HILO): New mode iterator.
5622 (any_div): New code iterator.
5623 (u): Extend code attribute to div and udiv.
5624 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
5625 d_operand in the splitters. Remove redundant CONST_INT checks.
5626 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
5627 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
5628 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
5629 accordingly, using normal moves instead of unspecs to move LO into
5630 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
5631 (<u>mulsidi3): Handle expansion in C code.
5632 (<u>mulsidi3_32bit_internal): Rename to...
5633 (<u>mulsidi3_32bit): ...this.
5634 (<u>mulsidi3_32bit_r4000): Fix insn separator.
5635 (*<u>mulsidi3_64bit): Rename to...
5636 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
5637 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
5638 to set LO and HI to the multiplication result. Use a normal move
5639 for MFLO and an unspec for MFHI.
5640 (*<u>mulsidi3_64bit_parts): Replace with...
5641 (<u>mulsidi3_64bit_hilo): ...this new instruction.
5642 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
5643 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
5644 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
5645 instead of HI. Split the instruction into a separate multiplication
5646 and MFHI if !TARGET_FIX_R4000.
5647 (<su>muldi3_highpart): Likewise.
5648 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
5649 and the "=h" clobber.
5650 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
5651 (<u>mulditi3): New expander.
5652 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
5653 (madsi): Remove "=h" clobber.
5654 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
5655 Force the modulus result to be a GPR and split the instruction into
5656 a division followed by an MFHI after reload.
5657 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
5658 (*lea_high64): Use d_operand in the define_peephole2. Likewise
5659 the MIPS16 HIGH define_split.
5660 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
5661 of acc<->gpr moves to "multi".
5662 (*movdi_64bit): Replace the single "x" alternative with
5663 alternatives for moving into and out of "a".
5664 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
5665 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
5666 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
5667 Use d_operand in the splitters. Remove redundant CONST_INT checks.
5668 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
5669 (movti): New expander.
5670 (*movti, *movti_mips16): New insns.
5671 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
5672 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
5673 (mthi<GPR:mode>_<HILO:mode>): Likewise.
5674 * config/mips/predicates.md (fpr_operand): Delete.
5675 (d_operand): New predicate.
5677 2008-06-09 Michael Meissner <michael.meissner@amd.com>
5679 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
5680 failure on some Bourne shells.
5681 (x86_64-*-*): Ditto.
5683 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
5685 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
5687 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5689 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
5690 (sparc-sun-solaris2*): Likewise.
5692 2008-06-09 Arnaud Charlet <charlet@adacore.com
5694 * doc/install.texi: Update requirements to build the Ada compiler.
5696 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
5698 * df-scan.c (struct df_scan_problem_data): Remove the
5699 mw_link_pool alloc pool.
5700 (df_scan_free_internal): Don't free it.
5701 (df_scan_alloc): Don't allocate it.
5702 * df.h (struct df_link): Update comment.
5704 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
5706 * except.h: Correct checks for when SJLJ exceptions must be used.
5708 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5710 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
5713 2008-06-08 Joseph Myers <joseph@codesourcery.com>
5715 PR tree-optimization/36218
5716 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
5717 configure for the build system.
5718 (BUILD_LDFLAGS): Define.
5719 * configure: Regenerate.
5720 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
5722 2008-07-08 Anatoly Sokolov <aesok@post.ru>
5725 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
5726 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
5727 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
5729 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
5731 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
5733 2008-06-07 Joseph Myers <joseph@codesourcery.com>
5735 * config.gcc (Obsolete configurations): Remove list of
5737 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
5738 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
5739 targets matched by those patterns.
5740 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
5741 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
5742 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
5743 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
5744 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5745 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
5746 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
5747 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
5748 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
5749 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
5750 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
5751 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
5752 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
5753 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
5754 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
5755 Make code for Solaris 7 and greater unconditional for Solaris.
5756 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
5757 Remove --with-* handling.
5758 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
5759 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
5760 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
5761 LINK_OS_WINDISS_SPEC): Remove.
5762 * config/rs6000/sysv4.opt (mwindiss): Remove.
5763 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
5764 * configure: Regenerate.
5765 * doc/cpp.texi: Don't mention BeOS.
5766 * doc/extend.texi (interrupt): Don't mention MS1.
5767 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
5768 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
5769 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
5770 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
5771 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
5773 * doc/invoke.texi (MT Options): Remove.
5774 (-mwindiss): Remove.
5775 (CRIS Options): Remove cris-axis-aout references.
5776 (HPPA Options): Don't mention hppa1.1-*-pro.
5777 * doc/md.texi: (MorphoTech family): Remove.
5778 * libgcc2.c: Don't handle UWIN.
5779 * config/alpha/t-unicosmk: Remove.
5780 * config/alpha/unicosmk.h: Remove.
5781 * config/arm/kaos-arm.h: Remove.
5782 * config/arm/kaos-strongarm.h: Remove.
5783 * config/arm/strongarm-coff.h: Remove.
5784 * config/arm/strongarm-elf.h: Remove.
5785 * config/arm/strongarm-pe.h: Remove.
5786 * config/arm/t-strongarm-pe: Remove.
5787 * config/arm/t-xscale-coff: Remove.
5788 * config/arm/t-xscale-elf: Remove.
5789 * config/arm/xscale-coff.h: Remove.
5790 * config/arm/xscale-elf.h: Remove.
5791 * config/chorus.h: Remove.
5792 * config/cris/aout.h: Remove.
5793 * config/cris/aout.opt: Remove.
5794 * config/cris/t-aout: Remove.
5795 * config/i386/beos-elf.h: Remove.
5796 * config/i386/kaos-i386.h: Remove.
5797 * config/i386/ptx4-i.h: Remove.
5798 * config/i386/sco5.h: Remove.
5799 * config/i386/sco5.opt: Remove.
5800 * config/i386/sysv4-cpp.h: Remove.
5801 * config/i386/sysv5.h: Remove.
5802 * config/i386/t-beos: Remove.
5803 * config/i386/t-sco5: Remove.
5804 * config/i386/t-uwin: Remove.
5805 * config/i386/uwin.asm: Remove.
5806 * config/i386/uwin.h: Remove.
5807 * config/kaos.h: Remove.
5808 * config/mips/windiss.h: Remove.
5809 * config/mt: Remove directory.
5810 * config/pa/pa-osf.h: Remove.
5811 * config/pa/pa-pro-end.h: Remove.
5812 * config/pa/t-pro: Remove.
5813 * config/ptx4.h: Remove.
5814 * config/rs6000/beos.h: Remove.
5815 * config/rs6000/kaos-ppc.h: Remove.
5816 * config/rs6000/t-beos: Remove.
5817 * config/rs6000/windiss.h: Remove.
5818 * config/sh/kaos-sh.h: Remove.
5819 * config/sol2-6.h: Remove.
5820 * config/sparc/sol26-sld.h: Remove.
5821 * config/sparc/sysv4-only.h: Remove.
5822 * config/vax/bsd.h: Remove.
5823 * config/vax/t-memfuncs: Remove.
5824 * config/vax/ultrix.h: Remove.
5825 * config/vax/vaxv.h: Remove.
5826 * config/windiss.h: Remove.
5828 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5830 PR rtl-optimization/36438
5831 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
5832 for vector shifts with constant scalar shift operands.
5834 2008-06-06 Sandip Matte <sandip@rmicorp.com>
5836 * doc/invoke.texi: Document -march=xlr.
5837 * config/mips/xlr.md: New file.
5838 * config/mips/mips.md: Include it.
5840 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
5841 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
5842 (mips_rtx_cost_data): Likewise.
5844 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
5846 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
5847 PRE_INC and PRE_DEC cases.
5849 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5851 PR rtl-optimization/36419
5852 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
5853 the emitting jump insn.
5856 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
5857 is not bool, boolify the whole *expr_p and convert to the desired type.
5859 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5861 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
5862 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
5863 Add omp_private_outer_ref hook, add another argument to
5864 omp_clause_default_ctor hook.
5865 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
5866 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
5867 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
5868 hook_tree_tree_tree_tree_null.
5869 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
5870 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
5871 * hooks.c (hook_tree_tree_tree_tree_null): New function.
5872 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
5873 * tree.def (OMP_TASK): New tree code.
5874 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
5875 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
5876 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
5877 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
5878 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
5879 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
5880 OMP_CLAUSE_COLLAPSE_EXPR): Define.
5881 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5882 (OMP_DIRECTIVE_P): Add OMP_TASK.
5883 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
5884 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
5885 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
5886 and OMP_CLAUSE_UNTIED entries.
5887 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
5889 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5890 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
5891 * tree-pretty-print.c (dump_omp_clause): Handle
5892 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
5893 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5894 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
5895 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
5896 warning about unsigned iterators. Change decl/init/cond/incr
5897 arguments to TREE_VECs, check arguments for all collapsed loops.
5898 (c_finish_omp_taskwait): New function.
5899 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
5901 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
5902 default_function_array_conversion on init. Add par_clauses argument.
5903 If decl is present in parallel's lastprivate clause, change it to
5904 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
5905 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
5906 collapse count in clauses.
5907 (c_parser_omp_for, c_parser_omp_parallel): Adjust
5908 c_parser_omp_for_loop callers.
5909 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
5910 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
5911 (c_parser_omp_clause_name): Handle collapse and untied clauses.
5912 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
5914 (c_parser_omp_clause_schedule): Handle schedule(auto).
5915 Include correct location in the error message.
5916 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
5917 and PRAGMA_OMP_CLAUSE_UNTIED.
5918 (OMP_TASK_CLAUSE_MASK): Define.
5919 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
5920 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
5921 * tree-nested.c (convert_nonlocal_omp_clauses,
5922 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
5923 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
5924 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5925 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
5927 (conver_nonlocal_reference, convert_local_reference,
5928 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
5929 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
5930 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
5931 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
5932 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
5933 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
5934 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
5935 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
5936 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5938 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
5939 * c-common.h (c_finish_omp_taskwait): New prototype.
5940 * gimple-low.c (lower_stmt): Handle OMP_TASK.
5941 * tree-parloops.c (create_parallel_loop): Create 1 entry
5942 vectors for OMP_FOR_{INIT,COND,INCR}.
5943 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5944 (make_edges): Handle OMP_TASK.
5945 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5946 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5947 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5948 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5949 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5950 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5951 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5952 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5953 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5954 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5955 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5956 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5957 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5958 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5959 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5960 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5961 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5962 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5963 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5964 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5965 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5966 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5967 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5968 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5969 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5970 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5971 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5972 original iterator is present in lastprivate clause or if
5973 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5974 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5975 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5976 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5977 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5978 if it is set, lookup var in outer contexts too. Handle
5979 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5980 to be implicitly determined firstprivate for task regions.
5981 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5982 if it is set, lookup var in outer contexts too. Set
5983 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5984 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5985 OMP_CLAUSE_UNTIED. Take region_type as last argument
5986 instead of in_parallel and in_combined_parallel.
5987 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5989 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5990 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5991 (new_omp_context): Set default_kind to
5992 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5993 (omp_region_type): New enum.
5994 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5995 fields, add region_type.
5996 (new_omp_context): Take region_type as argument instead of is_parallel
5997 and is_combined_parallel.
5998 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5999 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6000 ctx->is_combined_parallel checks.
6001 (gimplify_omp_task): New function.
6002 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6004 * omp-low.c (extract_omp_for_data): Use schedule(static)
6005 for schedule(auto). Handle pointer and unsigned iterators.
6006 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6007 Add loops argument. Extract data for collapsed OMP_FOR loops.
6008 (expand_parallel_call): Assert sched_kind isn't auto,
6009 map runtime schedule to index 3.
6010 (struct omp_for_data_loop): New type.
6011 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6012 Add loop, loops, collapse and iter_type fields.
6013 (workshare_safe_to_combine_p): Disallow combined for if
6014 iter_type is unsigned long long. Don't combine collapse > 1 loops
6015 unless all bounds and steps are constant. Adjust extract_omp_for_data
6017 (expand_omp_for_generic): Handle pointer, unsigned and long long
6018 iterators. Handle collapsed OMP_FOR loops. Adjust
6019 for struct omp_for_data changes. If libgomp function doesn't return
6020 boolean_type_node, add comparison of the return value with 0.
6021 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6022 pointer, unsigned and long long iterators. Adjust for struct
6023 omp_for_data changes.
6024 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6025 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6026 unsigned long long. Allocate loops array, pass it to
6027 extract_omp_for_data. For collapse > 1 loops use always
6028 expand_omp_for_generic.
6029 (omp_context): Add sfield_map and srecord_type fields.
6030 (is_task_ctx, lookup_sfield): New functions.
6031 (use_pointer_for_field): Use is_task_ctx helper. Change first
6032 argument's type from const_tree to tree. Clarify comment.
6033 In OMP_TASK disallow copy-in/out sharing.
6034 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6035 (install_var_field): Add mask argument. Populate both record_type
6036 and srecord_type if needed.
6037 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6039 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6040 and DECL_FIELD_OFFSET.
6041 (scan_sharing_clauses): Adjust install_var_field callers. For
6042 firstprivate clauses on explicit tasks allocate the var by value in
6043 record_type unconditionally, rather than by reference.
6044 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6045 Use is_taskreg_ctx instead of is_parallel_ctx.
6046 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6047 (create_omp_child_function_name): Add task_copy argument, use
6048 *_omp_cpyfn* names if it is true.
6049 (create_omp_child_function): Add task_copy argument, if true create
6050 *_omp_cpyfn* helper function.
6051 (scan_omp_parallel): Adjust create_omp_child_function callers.
6052 Rename parallel_nesting_level to taskreg_nesting_level.
6053 (scan_omp_task): New function.
6054 (lower_rec_input_clauses): Don't run constructors for firstprivate
6055 explicit task vars which are initialized by *_omp_cpyfn*.
6056 Pass outer var ref to omp_clause_default_ctor hook if
6057 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6058 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6059 OMP_CLAUSE_REDUCTION_INIT.
6060 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6061 avoid duplicate setting of fields. Handle
6062 OMP_CLAUSE_PRIVATE_OUTER_REF.
6063 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6064 copy-out if TREE_READONLY, only copy-in.
6065 (expand_task_copyfn): New function.
6066 (expand_task_call): New function.
6067 (struct omp_taskcopy_context): New type.
6068 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6070 (lower_omp_parallel): Rename to...
6071 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6072 Call create_task_copyfn if srecord_type is needed. Adjust
6074 (task_shared_vars): New variable.
6075 (check_omp_nesting_restrictions): Warn if work-sharing,
6076 barrier, master or ordered region is closely nested inside OMP_TASK.
6077 Add warnings for barrier if closely nested inside of work-sharing,
6078 ordered, or master region.
6079 (scan_omp_1): Call check_omp_nesting_restrictions even for
6080 GOMP_barrier calls. Rename parallel_nesting_level to
6081 taskreg_nesting_level. Handle OMP_TASK.
6082 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6083 work-sharing construct, continue looking for them on parent parallel
6085 (lower_omp_for_lastprivate): Add lastprivate clauses
6086 to the beginning of dlist rather than end. Adjust for struct
6087 omp_for_data changes.
6088 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6089 not after it. Handle collapsed OMP_FOR loops, adjust for
6090 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6091 (get_ws_args_for): Adjust extract_omp_for_data caller.
6092 (scan_omp_for): Handle collapsed OMP_FOR
6093 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6094 (lower_omp_single_simple): If libgomp function doesn't return
6095 boolean_type_node, add comparison of the return value with 0.
6096 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6097 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6098 (parallel_nesting_level): Rename to...
6099 (taskreg_nesting_level): ... this.
6100 (is_taskreg_ctx): New function.
6101 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6103 (execute_lower_omp): Rename parallel_nesting_level to
6104 taskreg_nesting_level.
6105 (expand_omp_parallel): Rename to...
6106 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6107 Call omp_task_call for OMP_TASK regions.
6108 (expand_omp): Adjust caller, handle OMP_TASK.
6109 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6111 * bitmap.c (bitmap_default_obstack_depth): New variable.
6112 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6113 if argument is NULL and bitmap_default_obstack is already initialized.
6114 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6116 * matrix-reorg.c (matrix_reorg): Likewise.
6118 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6120 * config/i386/i386.md (*indirect_jump): Macroize using P
6121 mode iterator. Remove !TARGET_64BIT from insn constraints.
6122 (*tablejump_1): Ditto.
6123 (*indirect_jump_rex64): Remove insn pattern.
6124 (*tablejump_1_rex64): Ditto.
6125 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6126 and eh_return_si insn patterns.
6128 2008-06-06 Richard Guenther <rguenther@suse.de>
6130 * tree-ssa-structalias.c (merge_smts_into): Remove.
6131 (find_what_p_points_to): Do not bother to compute the
6132 points-to set for pt_anything pointers.
6133 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6134 for pt_anything pointers is ok.
6136 2008-06-06 Jan Hubicka <jh@suse.cz>
6138 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6140 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6142 * cgraph.c: Fix typos in comments.
6143 (cgraph_availability_names): Fix string typo.
6144 * fold-const.c: Fix typos in comments.
6145 (fold_binary): Fix typo in warning.
6146 * genautomata.c: Fix typos in comments.
6147 (check_presence_pattern_sets): Fix typo in local variable.
6148 (output_description): Fix typo in output.
6149 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6150 * hwint.h: Likewise.
6151 * matrix-reorg.c (check_allocation_function): Likewise.
6152 * omega.c (smooth_weird_equations): Likewise.
6153 * auto-inc-dec.c: Fix typos in comments.
6154 * bb-reorder.c: Likewise.
6155 * builtins.c: Likewise.
6156 * c-common.c: Likewise.
6157 * c-cppbuiltin.c: Likewise.
6158 * c-parser.c: Likewise.
6159 * c-pretty-print.c: Likewise.
6160 * cfgcleanup.c: Likewise.
6161 * cfgexpand.c: Likewise.
6162 * cfghooks.c: Likewise.
6163 * cfglayout.c: Likewise.
6164 * cfgloopmanip.c: Likewise.
6165 * cgraphunit.c: Likewise.
6166 * coverage.c: Likewise.
6167 * dbxout.c: Likewise.
6168 * df-byte-scan.c: Likewise.
6169 * df-core.c: Likewise.
6170 * df-problems.c: Likewise.
6171 * df-scan.c: Likewise.
6173 * dominance.c: Likewise.
6174 * domwalk.c: Likewise.
6176 * dwarf2out.c: Likewise.
6177 * emit-rtl.c: Likewise.
6178 * et-forest.c: Likewise.
6179 * function.c: Likewise.
6180 * function.h: Likewise.
6182 * gcov-io.c: Likewise.
6185 * genattrtab.c: Likewise.
6186 * ggc-page.c: Likewise.
6187 * gimplify.c: Likewise.
6188 * gthr-lynx.h: Likewise.
6189 * haifa-sched.c: Likewise.
6190 * ipa-cp.c: Likewise.
6191 * ipa-inline.c: Likewise.
6192 * ipa-prop.h: Likewise.
6193 * ipa-pure-const.c: Likewise.
6194 * ipa-struct-reorg.c: Likewise.
6195 * ipa-struct-reorg.h: Likewise.
6196 * ipa-type-escape.c: Likewise.
6198 * loop-doloop.c: Likewise.
6199 * mips-tfile.c: Likewise.
6200 * mkmap-flat.awk: Likewise.
6201 * mkmap-symver.awk: Likewise.
6202 * modulo-sched.c: Likewise.
6203 * omp-low.c: Likewise.
6204 * optabs.c: Likewise.
6205 * optabs.h: Likewise.
6207 * passes.c: Likewise.
6208 * postreload-gcse.c: Likewise.
6209 * postreload.c: Likewise.
6210 * predict.c: Likewise.
6211 * pretty-print.h: Likewise.
6212 * profile.c: Likewise.
6213 * protoize.c: Likewise.
6214 * ra-conflict.c: Likewise.
6216 * recog.c: Likewise.
6217 * regclass.c: Likewise.
6219 * reload.c: Likewise.
6220 * rtl-error.c: Likewise.
6221 * rtlanal.c: Likewise.
6223 * sched-rgn.c: Likewise.
6226 * target.h: Likewise.
6227 * tree-dfa.c: Likewise.
6228 * tree-eh.c: Likewise.
6229 * tree-flow-inline.h: Likewise.
6230 * tree-inline.c: Likewise.
6231 * tree-into-ssa.c: Likewise.
6232 * tree-loop-distribution.c: Likewise.
6233 * tree-nested.c: Likewise.
6234 * tree-parloops.c: Likewise.
6235 * tree-pass.h: Likewise.
6236 * tree-pretty-print.c: Likewise.
6237 * tree-profile.c: Likewise.
6238 * tree-scalar-evolution.c: Likewise.
6239 * tree-sra.c: Likewise.
6240 * tree-ssa-alias-warnings.c: Likewise.
6241 * tree-ssa-ccp.c: Likewise.
6242 * tree-ssa-coalesce.c: Likewise.
6243 * tree-ssa-dom.c: Likewise.
6244 * tree-ssa-dse.c: Likewise.
6245 * tree-ssa-forwprop.c: Likewise.
6246 * tree-ssa-live.c: Likewise.
6247 * tree-ssa-live.h: Likewise.
6248 * tree-ssa-loop-im.c: Likewise.
6249 * tree-ssa-loop-ivopts.c: Likewise.
6250 * tree-ssa-loop-niter.c: Likewise.
6251 * tree-ssa-loop-prefetch.c: Likewise.
6252 * tree-ssa-phiopt.c: Likewise.
6253 * tree-ssa-phiprop.c: Likewise.
6254 * tree-ssa-sccvn.c: Likewise.
6255 * tree-ssa-ter.c: Likewise.
6256 * tree-ssa-threadupdate.c: Likewise.
6257 * tree-ssa.c: Likewise.
6258 * tree-vect-analyze.c: Likewise.
6259 * tree-vect-transform.c: Likewise.
6260 * tree-vectorizer.c: Likewise.
6261 * tree-vn.c: Likewise.
6262 * tree-vrp.c: Likewise.
6264 * tree.def: Likewise.
6266 * unwind-dw2-fde.c: Likewise.
6267 * unwind.inc: Likewise.
6268 * value-prof.c: Likewise.
6269 * vmsdbgout.c: Likewise.
6271 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6273 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6274 always place FP constants in the TOC for TARGET_POWERPC64.
6275 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6277 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6279 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6280 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
6281 enable for TARGET_E500_DOUBLE.
6282 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
6283 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
6284 floating-point modes like integer modes for E500 double.
6285 (rs6000_legitimate_offset_address_p): Likewise.
6286 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
6287 addressing for DDmode for E500 double.
6288 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
6289 modes as using 64-bits of registers for E500 double.
6290 (spe_build_register_parallel): Do not handle DDmode or TDmode.
6291 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
6292 specially for E500 double.
6293 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
6294 TDmode for E500 double.
6295 (rs6000_gimplify_va_arg): Only handle SDmode in registers
6296 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
6297 (rs6000_split_multireg_move): Do not handle TDmode specially for
6299 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
6300 using 64-bit registers for E500 double.
6301 (emit_frame_save): Do not handle DDmode specially for E500 double.
6302 (gen_frame_mem_offset): Likewise.
6303 (rs6000_function_value): Do not call spe_build_register_parallel
6304 for DDmode or TDmode.
6305 (rs6000_libcall_value): Likewise.
6306 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
6307 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
6310 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
6312 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
6315 2008-06-04 Junjie Gu <jgu@tensilica.com>
6317 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
6318 comparison for frame pointers.
6320 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6323 * config/avr/avr.h (PUSH_ROUNDING): Remove.
6325 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6328 * builtins.c (expand_builtin_signbit): Don't take lowpart when
6329 register is already smaller or equal to required mode.
6331 2008-06-04 Xinliang David Li <davidxl@google.com>
6333 * tree-call-cdce.c: New file.
6334 (cond_dead_built_in_calls): New static variable.
6335 (input_domain): New struct.
6336 (check_pow): New function.
6337 (check_builtin_call): Ditto.
6338 (check_target_format): Ditto.
6339 (is_call_dce_candidate): Ditto.
6340 (gen_one_condition): Ditto.
6341 (gen_conditions_for_domain): Ditto.
6342 (get_domain): Ditto.
6343 (gen_conditions_for_pow_cst_base): Ditto.
6344 (gen_conditions_for_pow_int_base): Ditto.
6345 (gen_conditions_for_pow): Ditto.
6346 (get_no_error_domain): Ditto.
6347 (gen_shrink_wrap_conditions): Ditto.
6348 (shrink_wrap_one_built_in_call): Ditto.
6349 (shink_wrap_conditional_dead_built_in_calls): Ditto.
6350 (tree_call_cdce): Ditto.
6351 (gate_call_cdce): Ditto.
6352 (pass_call_cdce): New gimple pass.
6353 * passes.c: (init_optimization_passes): New pass.
6354 * tree-pass.h: New pass declaration.
6355 * opts.c (decode_options): New flag setting.
6356 * common.opt: Add -ftree-builtin-call-dce flag.
6357 * Makefile.in: Add new source file.
6358 * tempvar.def: New tv_id.
6359 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
6361 2008-06-04 Richard Guenther <rguenther@suse.de>
6363 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
6364 (is_call_clobbered): Always check var_ann->call_clobbered.
6365 (mark_call_clobbered): Always set var_ann->call_clobbered.
6366 (clear_call_clobbered): Always clear var_ann->call_clobbered.
6367 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
6368 (reset_alias_info): Clear call clobbering info on MTAGs and
6370 (set_pt_anything): Set pt_global_mem.
6371 (create_tag_raw): Adjust comment.
6372 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
6374 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6375 Maxim Kuvyrkov <maxim@codesourcery.com>
6377 * config/m68k/m68k.opt (mxgot): New option.
6378 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6379 (m68k_output_addr_const_extra): New.
6380 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6381 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6382 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6383 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6385 2008-06-04 Richard Guenther <rguenther@suse.de>
6387 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6388 negative or non-representable offsets.
6390 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6392 * config/i386/i386.c (ix86_gen_leave): New.
6393 (ix86_gen_pop1): Likewise.
6394 (ix86_gen_add3): Likewise.
6395 (ix86_gen_sub3): Likewise.
6396 (ix86_gen_sub3_carry): Likewise.
6397 (ix86_gen_one_cmpl2): Likewise.
6398 (ix86_gen_monitor): Likewise.
6399 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6400 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6401 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6402 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6403 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6404 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6405 (ix86_expand_epilogue): Updated.
6406 (print_operand): Handle integer register operand for 'z'.
6407 (ix86_expand_strlensi_unroll_1): Likewise.
6408 (ix86_expand_strlen): Likewise.
6409 (ix86_expand_builtin): Likewise.
6410 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6411 mov{q}/mov{l} and add{q}/add{l}.
6413 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6415 * config/i386/i386.md (P): New mode iterator.
6416 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6417 using P mode iterator.
6418 (DFmode push_operand splitter): Ditto.
6419 (XFmode push_operand splitter): Ditto.
6420 (DFmode float_extend SFmode push_operand splitter): Ditto.
6421 (XFmode float_extend SFmode push_operand splitter): Do not generate
6422 SImode pushes for 64bit target. Macroize Dimode and SImode
6423 pushes using P mode iterator.
6424 (XFmode float_extend DFmode push_operand splitter): Ditto.
6426 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6428 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6429 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6430 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6432 (ix86_call_abi_override): Remove check for call_used_regs.
6434 2008-06-03 Richard Guenther <rguenther@suse.de>
6436 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6437 for the lhs of calls if the return type contains pointers.
6439 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6441 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
6442 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
6443 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
6444 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
6445 of cfun and DEFAULT_ABI to deceide abi mode.
6447 (REG_PARM_STACK_SPACE): Removed.
6448 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
6449 (STACK_BOUNDARY): Use default target to deceide stack boundary.
6450 * config/i386/i386-protos.h (ix86_cfun_abi): New.
6451 (ix86_function_abi): Likewise.
6452 (ix86_function_type_abi): Likewise.
6453 (ix86_call_abi_override): Likewise.
6454 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
6455 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
6456 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
6457 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
6459 (X86_64_REGPARM_MAX): New.
6460 (X86_64_SSE_REGPARM_MAX): New.
6461 (X64_REGPARM_MAX): New.
6462 (X64_SSE_REGPARM_MAX): New.
6463 (X86_32_REGPARM_MAX): New.
6464 (X86_32_SSE_REGPARM_MAX): New.
6465 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
6466 (ix86_function_regparm): Handle user calling abi.
6467 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
6468 by DEFAULT_ABI versus SYSV_ABI check.
6469 (ix86_reg_parm_stack_space): New.
6470 (ix86_function_type_abi): New.
6471 (ix86_call_abi_override): New.
6472 (ix86_function_abi): New.
6473 (ix86_cfun_abi): New.
6474 (init_cumulative_args): Call abi specific initialization.
6475 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
6476 (function_arg_64): Extend SSE_REGPARM_MAX check.
6477 (function_arg (): Remove TARGET_64BIT_MS_ABI.
6478 (ix86_pass_by_reference): Likewise.
6479 (ix86_function_value_regno_p): Likewise.
6480 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
6481 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
6482 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
6483 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
6484 (setup_incoming_varargs_64): Adjust regparm for call abi.
6485 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
6486 (ix86_va_start): Likewise.
6487 (ix86_gimplify_va_arg): Likewise.
6488 (ix86_expand_prologue): Likewise.
6489 (output_pic_addr_const): Likewise.
6490 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
6491 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
6492 (x86_output_mi_thunk): Likewise.
6493 (x86_function_profiler): Likewise.
6494 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
6495 (SYSV_ABI, MS_ABI): New constants.
6497 (init_regs): Add prototype of function in regclass.c file.
6498 (OVERRIDE_ABI_FORMAT): New.
6499 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
6500 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
6501 (OUTGOING_REG_PARM_STACK_SPACE): New.
6502 (ix86_reg_parm_stack_space): New prototype.
6503 (CUMULATIVE_ARGS): Add call_abi member.
6504 (machine_function): Add call_abi member.
6505 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
6506 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
6508 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
6511 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
6512 (avr_builtin_setjmp_frame_value): New function.
6513 * config/avr/avr.md (nonlocal_goto_receiver): Define.
6514 (nonlocal_goto): Define.
6516 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
6518 * config/mips/mips.c (mips_emit_loadgp): Return early if
6519 there is nothing do to, otherwise emit a blockage if
6520 !TARGET_EXPLICIT_RELOCS || crtl->profile.
6521 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
6523 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6525 * configure.ac: Drop unneeded backslash ending up in config.in.
6526 * acinclude.m4: Likewise.
6527 * config.in: Regenerate.
6529 2008-05-26 Jan Hubicka <jh@suse.cz>
6531 * predict.c (maybe_hot_frequency_p): Break out of...
6532 (maybe_hot_bb_p): ... here.
6533 (maybe_hot_edge_p): New.
6534 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
6535 * basic-block.h (maybe_hot_edge_p): Declare.
6537 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6539 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
6540 (*cmpfp_<mode>_cc): Ditto.
6541 (*fp_jcc_8<mode>_387): Ditto.
6542 (*fop_<MODEF:mode>_2_i387): Ditto.
6543 (*fop_<MODEF:mode>_3_i387): Ditto.
6544 (*fop_xf_2_i387): Ditto.
6545 (*fop_xf_3_i387): Ditto.
6547 2008-06-02 Tomas Bily <tbily@suse.cz>
6549 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
6551 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6553 * config/mips/mips.c (mips_valid_offset_p): New function.
6554 (mips_valid_lo_sum_p): Likewise.
6555 (mips_classify_address): Use them.
6556 (mips_force_address): New function.
6557 (mips_legitimize_address): Use it.
6558 * config/mips/mips.md (MOVE128): New mode iterator.
6559 (movtf): Require TARGET_64BIT. Remove empty strings.
6560 (*movtf_internal): Rename to...
6561 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
6562 of "R" and use {,fp}{load,store} attributes instead of "multi".
6563 Use a separate define_split.
6564 (*movtf_mips16): New pattern.
6566 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6568 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
6569 * config/mips/mips.c (mips_expand_before_return): New function.
6570 (mips_expand_epilogue): Call it.
6571 * config/mips/mips.md (return): Turn into a define_expand.
6572 (*return): New insn.
6574 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6576 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
6577 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
6578 functions. Do not emit uses and clobbers of CONCATs; individually
6579 use and clobber their operands.
6580 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
6581 gen_clobber, emit_use and gen_use.
6582 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
6583 (expand_builtin_return): Likewise.
6584 * cfgbuild.c (count_basic_blocks): Likewise.
6585 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
6586 * explow.c (emit_stack_restore): Likewise.
6587 * expmed.c (extract_bit_field_1): Likewise.
6588 * expr.c (convert_move, emit_move_complex_parts): Likewise.
6589 (emit_move_multi_word, store_constructor): Likewise.
6590 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
6591 (thread_prologue_and_epilogue_insns): Likewise.
6592 * lower-subreg.c (resolve_simple_move): Likewise.
6593 * optabs.c (widen_operand, expand_binop): Likewise.
6594 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
6595 * reload.c (find_reloads): Likewise.
6596 * reload1.c (eliminate_regs_in_insn): Likewise.
6597 * stmt.c (expand_nl_goto_receiver): Likewise.
6598 * config/alpha/alpha.md (builtin_longjmp): Likewise.
6599 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6600 * config/arm/arm.c (arm_load_pic_register): Likewise.
6601 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
6602 * config/arm/arm.md (untyped_return): Likewise.
6603 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
6604 * config/avr/avr.c (expand_prologue): Likewise.
6605 * config/bfin/bfin.c (do_unlink): Likewise.
6606 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
6607 * config/cris/cris.c (cris_expand_prologue): Likewise.
6608 * config/darwin.c (machopic_indirect_data_reference): Likewise.
6609 (machopic_legitimize_pic_address): Likewise.
6610 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
6611 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
6612 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
6613 (ix86_expand_convert_uns_didf_sse): Likewise.
6614 (ix86_expand_vector_init_general): Likewise.
6615 * config/ia64/ia64.md (eh_epilogue): Likewise.
6616 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
6617 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
6618 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
6619 (config/iq2000/iq2000.c): Likewise.
6620 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6621 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
6622 (builtin_longjmp): Likewise.
6623 * config/mn10300/mn10300.md (call, call_value): Likewise.
6624 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
6625 * config/pdp11/pdp11.md (abshi2): Likewise.
6626 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6627 * config/s390/s390.c (s390_emit_prologue): Likewise.
6628 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
6629 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
6630 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
6631 * config/sh/sh.c (prepare_move_operands): Likewise.
6632 (output_stack_adjust, sh_expand_epilogue): Likewise.
6633 (sh_set_return_address, sh_expand_t_scc): Likewise.
6634 * config/sparc/sparc.c (load_pic_register): Likewise.
6635 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
6636 * config/spu/spu.c (spu_expand_epilogue): Likewise.
6637 * config/v850/v850.c (expand_epilogue): Likewise.
6639 2008-05-31 Anatoly Sokolov <aesok@post.ru>
6641 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
6642 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
6643 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
6644 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
6645 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
6646 stack pointer register.
6647 (output_movhi): Remove code for interrupt specific writing to the
6648 stack pointer register.
6650 2008-05-31 Richard Guenther <rguenther@suse.de>
6652 PR tree-optimization/34244
6653 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
6654 (tree_expr_nonzero_warnv_p): Likewise.
6655 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6656 ssa_name_nonnegative_p.
6657 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
6658 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
6659 not tree_expr_nonzero_warnv_p.
6661 PR tree-optimization/36262
6663 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
6665 PR tree-optimization/34244
6666 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
6667 (record_numbers_of_iterations): New function.
6668 (execute_vrp): Cache the numbers of iterations of loops.
6669 * tree-scalar-evolution.c (scev_reset_except_niters):
6671 (scev_reset): Use scev_reset_except_niters.
6672 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
6674 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
6676 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6677 __WORKAROUND_RETS when appropriate.
6679 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6681 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
6682 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
6684 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
6685 *fop_df_comm_sse insn patterns using MODEF mode iterator.
6686 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
6687 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
6688 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
6689 *fop_df_1_mixed insn patterns using MODEF mode iterator.
6690 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
6691 *fop_df_1_sse insn patterns using MODEF mode iterator.
6692 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
6693 *fop_df_1_i387 insn patterns using MODEF mode iterator.
6694 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
6695 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
6696 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
6697 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
6698 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
6699 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
6700 (*fop_xf_4_i387): Use <MODE> for mode attribute.
6701 (*fop_xf_5_i387): Ditto.
6702 (*fop_xf_6_i387): Ditto.
6704 2008-05-30 Richard Guenther <rguenther@suse.de>
6706 * builtins.c (build_string_literal): Avoid generating
6707 a non-gimple_val result.
6709 2008-05-30 DJ Delorie <dj@redhat.com>
6711 * exec-tool.in: Use an environment variable (private) instead of a
6712 file (shared) as a semaphore, so as to not break parallel builds.
6714 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6716 * optabs.c (maybe_encapsulate_block): Remove.
6717 (emit_libcall_block): Adjust accordingly.
6718 * optabs.h (maybe_encapsulate_block): Remove prototype.
6720 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
6721 Don't use maybe_encapsulate_block.
6723 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6725 * config/rs6000/rs6000.c (rs6000_legitimize_address,
6726 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
6727 rtx is a SYMBOL_REF before calling get_pool_constant.
6729 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
6731 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
6733 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
6735 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
6736 rather than OS names to choose INO_T_EQ definition.
6737 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
6738 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
6740 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
6743 * config/darwin-f.c: New.
6744 * config/t-darwin: Added rule to build darwin-f.o.
6745 * config.gcc: Defined new variable, fortran_target_objs.
6746 (*-*-darwin*): Set fortran_target_objs.
6747 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
6748 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
6749 * configure: Regenerated.
6751 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
6754 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
6755 canonical type if needed.
6757 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
6759 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
6761 2008-05-29 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/36343
6764 PR tree-optimization/36346
6765 PR tree-optimization/36347
6766 * tree-flow.h (clobber_what_p_points_to): Declare.
6767 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
6768 pointed-to variable is dereferenced is irrelevant to whether
6769 the pointer can access the pointed-to variable.
6770 (clobber_what_p_points_to): New function.
6771 * tree-ssa-alias.c (set_initial_properties): Use it.
6772 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
6773 call clobber check for NMTs.
6775 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6777 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
6778 for printing gcov_type.
6780 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6782 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
6783 and the eh region information.
6784 * value-prof.c (gimple_move_stmt_histograms): New function.
6785 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
6787 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
6789 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
6791 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6793 * value-prof.c (tree_ic_transform): Print counts.
6794 * tree-profile.c (tree_gen_ic_func_profiler):
6795 Clear __gcov_indreict_call_callee variable to avoid misattribution
6798 2008-05-28 Rafael Espindola <espindola@google.com>
6800 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
6803 2008-05-28 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/36339
6806 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
6807 and clobbering code out of the loop.
6809 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6811 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
6814 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
6815 s390_contiguous_bitmask_p, s390_symref_operand_p,
6816 s390_check_symref_alignment, s390_reload_larl_operand,
6817 s390_reload_symref_address): New functions.
6818 (s390_branch_condition_mnemonic): Support compare and branch
6820 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
6821 and 'W' constraints.
6822 (s390_secondary_reload): Add secondary reloads for unaligned
6823 symbol refs or symbol refs to floating point or QI/TI mode
6825 (legitimate_address_p): Accept symbol references as addresses.
6826 (s390_expand_insv): Use rotate and insert selected bits
6827 instruction for insv when building for z10.
6828 (print_operand_address): Handle symbol ref addresses.
6829 (print_operand): Output modifier 'c' added for signed byte values.
6830 (s390_encode_section_info): Mark symbol refs with
6831 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
6833 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
6834 (length attribute): RRF, RRR have 4 byte length.
6835 (FPALL, INTALL): New mode iterators added.
6836 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
6837 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
6838 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
6839 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
6840 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
6841 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
6842 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
6843 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
6845 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
6846 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
6847 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
6848 reload<INTALL:mode><P:mode>_toreg_z10,
6849 reload<FPALL:mode><P:mode>_tomem_z10,
6850 reload<FPALL:mode><P:mode>_toreg_z10,
6851 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
6852 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
6853 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
6854 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
6856 (movmem, clrmem, cmpmem): New splitters added.
6858 * config/s390/predicates.md (larl_operand): Use
6859 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
6860 SYMBOL_REF_ALIGN1_P.
6861 (s390_signed_integer_comparison,
6862 s390_unsigned_integer_comparison): New predicates.
6864 * config/s390/s390-protos.h (s390_check_symref_alignment,
6865 s390_contiguous_bitmask_p, s390_reload_larl_operand,
6866 s390_reload_symref_address,
6867 s390_compare_and_branch_condition_mask): Prototypes added.
6869 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
6870 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
6871 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
6873 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6875 * config/s390/s390.c (z10_cost): New cost function for z10.
6876 (s390_handle_arch_option, override_options): Support -march=z10 switch.
6877 (s390_issue_rate): Adjust issue rate for z10.
6878 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
6879 (processor_flags): Add PF_Z10.
6880 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
6881 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
6882 * gcc/config.gcc: Add z10.
6884 2008-05-28 Richard Guenther <rguenther@suse.de>
6886 PR tree-optimization/36291
6887 * tree-flow. h (struct gimple_df): Remove var_anns member.
6888 * tree-flow-inline.h (gimple_var_anns): Remove.
6889 (var_ann): Simplify.
6890 * tree-dfa.c (create_var_ann): Simplify.
6891 (remove_referenced_var): Clear alias info from var_anns of globals.
6892 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
6893 (delete_tree_ssa): Clear alias info from var_anns of globals.
6894 Do not free var_anns.
6895 (var_ann_eq): Remove.
6896 (var_ann_hash): Likewise.
6898 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
6900 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
6901 and loongson2f entries.
6902 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
6903 * config/mips/mips.h (processor_type): Add Loongson-2E
6904 and Loongson-2F entries.
6905 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
6906 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
6907 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
6908 * doc/invoke.texi (MIPS Options): Document loongson2e
6909 and loongson2f processor names.
6911 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6915 * config/i386/i386.c (ix86_function_arg_boundary): Use
6916 alignment of canonical type.
6917 (ix86_expand_vector_move): Check unaligned memory access for
6920 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6922 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
6923 Moved to the front of file.
6925 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
6926 H.J. Lu <hongjiu.lu@intel.com>
6928 * dwarf2out.c (current_fde): New.
6930 (lookup_cfa:): Likewise.
6931 (dwarf2out_end_epilogue): Likewise.
6932 (dwarf2out_note_section_used): Likewise.
6934 2008-05-27 Michael Matz <matz@suse.de>
6937 * c.opt (Wenum-compare): New warning option.
6938 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
6940 2008-05-27 Michael Matz <matz@suse.de>
6943 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6945 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6946 into memory as tail calls.
6948 2008-05-27 Richard Guenther <rguenther@suse.de>
6950 PR tree-optimization/36339
6951 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6952 pointers cause all addressable variables to be call clobbered.
6954 2008-05-27 Richard Guenther <rguenther@suse.de>
6956 PR tree-optimization/36245
6957 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6959 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6961 * config/s390/s390.md: Replace all occurences of the 'm'
6962 constraint with 'RT'.
6964 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6966 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6968 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6970 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6971 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6972 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6974 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6976 * reload.c: (find_reloads): Skip alternatives according to the
6977 "enabled" attribute. Constify the constraint variable.
6978 * recog.c (get_attr_enabled): Add default implementation.
6979 (extract_insn): Set the alternative_enabled_p array
6980 in the recog_data struct.
6981 (preprocess_constraints, constrain_operands): Skip
6982 alternatives according to the "enabled" attribute
6983 * recog.h (struct recog_data): New field alternative_enabled_p.
6984 (skip_alternative): New inline function.
6985 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6986 (record_reg_classes): Skip alternative according to the
6987 "enabled" attribute.
6989 * doc/md.texi: Add documention for the "enabled" attribute.
6991 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6993 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6994 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6995 constraint with TARGET_MEM_CONSTRAINT.
6996 * recog.c (asm_operand_ok, preprocess_constraints,
6997 constrain_operands): Likewise.
6998 * regclass.c (record_reg_classes): Likewise.
6999 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7000 * reload1.c (maybe_fix_stack_asms): Likewise.
7001 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7002 * recog.h: Adjust comment.
7003 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7004 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7005 * doc/md.texi: Add a note to description of 'm' constraint.
7006 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7008 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7010 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7011 that the bitfield is of integral type before testing its precision.
7013 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7014 Sa Liu <saliu@de.ibm.com>
7016 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7017 __modti3, __udivti3, __umodti3 and __udivmodti4.
7018 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7019 that implement TImode mul and div functions.
7020 * config/spu/multi3.c: New. Implement __multi3.
7021 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7022 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7025 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7027 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7028 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7029 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7030 tls_sysv_suffix): New mode and mode attribute iterators.
7031 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7032 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7033 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7034 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7035 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7038 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7040 PR tree-optimization/36329
7041 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7042 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7043 * cgraphbuild.c (initialize_inline_failed): Use the latter
7044 macro in lieu of the former.
7045 * ipa-inline.c (cgraph_mark_inline): Likewise.
7046 (cgraph_decide_inlining_of_small_function): Likewise.
7047 (cgraph_decide_inlining): Likewise.
7048 (cgraph_decide_inlining_incrementally): Likewise.
7050 2008-05-26 Tristan Gingold <gingold@adacore.com>
7051 Anatoly Sokolov <aesok@post.ru>
7053 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7054 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7055 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7056 optimization for 'avr6' architecture.
7058 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7061 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7063 2008-05-26 Richard Guenther <rguenther@suse.de>
7065 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7066 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7068 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7071 * caller-save.c (insert_restore): Verify alignment of spill space.
7072 (insert_save): Likewise.
7073 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7074 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7075 (STACK_SLOT_ALIGNMENT): Likewise.
7076 * function.c (LOCAL_ALIGNMENT): Removed.
7077 (get_stack_local_alignment): New.
7078 (assign_stack_local): Use it. Set alignment on stack slot.
7079 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7080 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7081 (STACK_SLOT_ALIGNMENT): New.
7082 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7083 stack slot in XFmode.
7085 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7087 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7090 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7091 argument operand in rax isn't removed.
7093 2008-05-26 Richard Guenther <rguenther@suse.de>
7096 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7097 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7099 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7102 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7104 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7106 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7107 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7109 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7111 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7112 build a trampoline if we don't want one.
7113 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7114 return zero for nested functions if we don't want a trampoline.
7116 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7118 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7120 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7123 * c.opt: Removed undocumented option '-lang-fortran'.
7124 * c-common.h: Removed global variable 'lang_fortran'.
7125 * c-opts.c (c_common_handle_option): Removed code to handle
7126 option '-lang-fortran'. Updated includes.
7127 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7128 definition of '__GFORTRAN__'.
7129 (define__GNUC__): Reimplemented to use BASEVER and
7130 cpp_define_formatted.
7131 (builtin_define_with_value_n): Removed.
7132 * c-incpath.h: Renamed to ...
7133 * incpath.h: ... this.
7134 * c-incpath.c: Renamed to ...
7135 * incpath.c: ... this. Updated includes.
7136 * fix-header.c: Updated includes.
7137 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7138 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7139 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7141 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7143 * tree.h: Update the table of flags used on tree nodes.
7144 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7145 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7146 (FORCED_LABEL): Add access check.
7147 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7148 (ASM_INPUT_P): Likewise.
7149 (ASM_VOLATILE_P): Likewise.
7150 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7151 (OMP_SECTION_LAST): Access private_flag directly.
7152 (OMP_RETURN_NOWAIT): Likewise.
7153 (OMP_PARALLEL_COMBINED): Likewise.
7154 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7155 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7156 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7157 deprecated_flag directly.
7159 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7161 * final.c (frame_pointer_needed): Removed.
7162 * flags.h (frame_pointer_needed): Likewise.
7164 * function.h (rtl_data): Add frame_pointer_needed.
7165 (frame_pointer_needed): New.
7167 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7169 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7171 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7173 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7176 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7178 * c-common.c (strip_array_types): Move function to..
7180 (get_inner_array_type): Delete.
7181 * c-common.h (strip_array_types): Move declaration to..
7183 (get_inner_array_type): Delete.
7184 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7185 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7186 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7187 * config/pa/pa.c (emit_move_sequence): Likewise.
7189 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7191 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7194 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7196 * function.c: Include target hook for nonlocal_goto frame value.
7198 2008-05-24 Richard Guenther <rguenther@suse.de>
7200 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7201 variable can be only accessed through a pointer or a union.
7203 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7205 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7206 * doc/extend.texi: Likewise.
7208 2008-05-23 DJ Delorie <dj@redhat.com>
7210 * config/m32c/jump.md (untyped_call): Add.
7212 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7214 (m32c_address_cost): Detail costs for indirect offsets.
7216 2008-05-23 Rafael Espindola <espindola@google.com>
7218 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7219 if a node is a SUBREG.
7220 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7223 2008-05-23 Paul Brook <paul@codesourcery.com>
7224 Carlos O'Donell <carlos@codesourcery.com>
7226 * doc/extend.texi: Clarify use of __attribute__((naked)).
7227 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7228 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7229 * function.c (use_register_for_decl): Use
7230 targetm.calls.allocate_stack_slots_for_args.
7231 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7232 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7233 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7235 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7237 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7239 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7241 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7242 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7243 is only rounded once.
7245 2008-05-23 Richard Guenther <rguenther@suse.de>
7247 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7249 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7250 Jakub Jelinek <jakub@redhat.com>
7253 * configure.ac: Handle --enable-cld.
7254 * configure: Regenerated.
7255 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7256 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7257 (ix86_current_function_needs_cld): New define.
7258 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7259 (cld): New isns pattern.
7260 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7261 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7262 * config/i386/i386.opt (mcld): New option.
7263 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7264 TARGET_CLD and ix86_current_function_needs_cld.
7265 (override_options): Use -mcld by default for 32-bit code if
7268 * doc/install.texi (Options specification): Document --enable-cld.
7269 * doc/invoke.texi (Machine Dependent Options)
7270 [i386 and x86-64 Options]: Add -mcld option.
7271 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7273 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7274 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7275 (return_in_memory_64): Likewise.
7276 (return_in_memory_ms_64): Likewise.
7278 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7280 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
7281 * builtins.c (fold_builtin_fpclassify): New.
7282 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
7283 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7284 * c-common.c (handle_type_generic_attribute): Adjust to accept
7285 fixed arguments before an elipsis.
7286 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
7287 * doc/extend.texi: Document __builtin_fpclassify.
7289 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
7291 * omp-low.c (gate_expand_omp_ssa): Remove.
7292 (pass_expand_omp_ssa): Remove.
7293 (gate_expand_omp): Do not check for flag_openmp_ssa.
7294 * common.opt (-fopenmp-ssa): Remove.
7295 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
7297 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
7299 * config/sh/sh.opt (mfixed-range): New option.
7300 * config/sh/sh-protos.h (sh_fix_range): Declare.
7301 * config/sh/sh.c (sh_fix_range): New function.
7302 * config/sh/sh.h (sh_fixed_range_str): Declare.
7303 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
7305 * doc/invoke.texi (SH Options): Document -mfixed-range.
7307 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
7309 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
7310 it before the redeclaration.
7312 2008-05-22 Anatoly Sokolov <aesok@post.ru>
7314 * config/avr/avr.c (get_sequence_length): Add new function.
7315 (expand_prologue, expand_epilogue): Remove duplicate code.
7317 2008-05-22 Rafael Espindola <espindola@google.com>
7319 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
7322 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
7324 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
7325 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
7327 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
7328 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
7329 (vect_update_misalignment_for_peel): Likewise.
7330 (vector_alignment_reachable_p): Likewise.
7331 * tree-vect-transform.c (vectorizable_load): Likewise.
7332 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7333 (get_vectype_for_scalar_type): Pass mode of scalar_type
7334 to UNITS_PER_SIMD_WORD.
7336 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
7337 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7338 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7339 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7340 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7342 2008-05-22 Ira Rosen <irar@il.ibm.com>
7344 PR tree-optimization/36293
7345 * tree-vect-transform.c (vect_transform_strided_load): Don't check
7346 if the first load must be skipped because of a gap.
7348 2008-05-22 Richard Guenther <rguenther@suse.de>
7350 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
7351 more cases of offset disambiguation that is possible if
7352 strict-aliasing rules apply.
7353 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
7354 for basic offset and type-based disambiguation.
7356 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7358 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
7359 ix86_expand_vector_set on V16QImode for SSE4.1.
7361 2008-05-21 Tom Tromey <tromey@redhat.com>
7363 * c.opt (Wimport): Mark as undocumented.
7364 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
7366 (Warning Options): Likewise.
7367 * doc/cppopts.texi: Don't mention -Wimport.
7369 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7371 PR tree-optimization/36287
7372 PR tree-optimization/36286
7373 * lambda-code.c (build_access_matrix): Do not use the loop->num
7374 for computing the number of induction variables: use the loop depth
7377 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7380 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7381 option -f(no-)leading-underscore.
7383 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7385 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7386 GET_MODE_NUNITS (mode).
7388 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7390 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7391 (-mmulhw): Add 464 to description.
7392 (-mdlmzb): Likewise.
7393 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7394 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7396 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7397 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7398 * config/rs6000/rs6000.md: Update comments for 464.
7400 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7402 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7404 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7406 * config/i386/sse.md (vec_extractv4sf): Removed.
7407 (vec_extractv2df): Likewise.
7408 (vec_extractv2di): Likewise.
7409 (vec_extractv4si): Likewise.
7410 (vec_extractv8hi): Likewise.
7411 (vec_extractv16qi): Likewise.
7412 (vec_extract<mode>): New.
7414 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7416 * config/i386/sse.md (vec_setv4sf): Removed.
7417 (vec_setv2df): Likewise.
7418 (vec_setv2di): Likewise.
7419 (vec_setv4si): Likewise.
7420 (vec_setv8hi): Likewise.
7421 (vec_setv16qi): Likewise.
7422 (vec_set<mode>): New.
7424 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7426 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7427 goto for vec_concat and vec_interleave.
7429 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7431 * config/i386/sse.md (vec_initv4sf): Removed.
7432 (vec_initv2df): Likewise.
7433 (vec_initv2di): Likewise.
7434 (vec_initv4si): Likewise.
7435 (vec_initv8hi): Likewise.
7436 (vec_initv16qi): Likewise.
7437 (vec_init<mode>): New.
7439 2008-05-21 Joseph Myers <joseph@codesourcery.com>
7441 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
7443 2008-05-21 Tom Tromey <tromey@redhat.com>
7445 * ggc-zone.c (lookup_page_table_if_allocated): New function.
7446 (zone_find_object_offset): Likewise.
7447 (gt_ggc_m_S): Likewise.
7448 (highest_bit): Likewise.
7449 * ggc-page.c (gt_ggc_m_S): New function.
7450 * stringpool.c (string_stack): Remove.
7451 (init_stringpool): Update.
7452 (ggc_alloc_string): Use ggc_alloc.
7453 (maybe_delete_ident): New function.
7454 (ggc_purge_stringpool): Likewise.
7455 (gt_ggc_m_S): Remove.
7456 * ggc-common.c (ggc_protect_identifiers): New global.
7457 (ggc_mark_roots): Call ggc_purge_stringpool. Use
7458 ggc_protect_identifiers.
7459 * ggc.h (ggc_protect_identifiers): Declare.
7460 (gt_ggc_m_S): Update.
7461 (ggc_purge_stringpool): Declare.
7462 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
7463 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
7465 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
7467 2008-05-21 David S. Miller <davem@davemloft.net>
7469 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
7472 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
7474 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
7477 2008-05-20 David Daney <ddaney@avtrex.com>
7479 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
7480 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
7481 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7482 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7483 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
7484 (atomic_hiqi_op): New define_code_iterator.
7485 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
7486 mips_expand_compare_and_swap_12.
7487 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
7488 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
7489 (sync_<optab><mode>, sync_old_<optab><mode>,
7490 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7491 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
7492 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
7493 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
7494 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
7495 (test_and_set_12): New insn.
7496 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
7497 sync_new_<optab><mode>, sync_old_nand<mode>,
7498 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
7499 clobber to operand 0 for SI and DI mode insns.
7500 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
7501 mips_gen_fn_4): New typedefs.
7502 (mips_gen_fn_ptrs): Define new union type.
7503 (mips_expand_compare_and_swap_12): Remove declaration.
7504 (mips_expand_atomic_qihi): Declare function.
7505 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
7506 (mips_expand_atomic_qihi): ... this. Use new generator function
7508 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
7509 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
7510 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
7511 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
7512 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
7513 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
7514 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
7515 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
7516 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
7517 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
7520 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
7522 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
7525 2008-05-20 Anatoly Sokolov <aesok@post.ru>
7527 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
7528 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
7529 (avr_attribute_table): Add 'OS_main' function attribute.
7530 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
7531 functions with 'OS_main' attribute.
7533 2008-05-20 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/35204
7536 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
7537 helper, split out from ...
7538 (DFS): ... here. Make the DFS walk non-recursive.
7540 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7541 Jan Sjodin <jan.sjodin@amd.com>
7543 PR tree-optimization/36181
7544 * tree-parloops.c (loop_has_vector_phi_nodes): New.
7545 (parallelize_loops): Don't parallelize when the loop has vector
7548 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7549 Sebastian Pop <sebastian.pop@amd.com>
7551 * tree-loop-linear.c (gather_interchange_stats): Look in the access
7552 matrix, and never look at the tree representation of the memory
7554 (linear_transform_loops): Computes parameters and access matrices.
7555 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
7557 (access_matrix_get_index_for_parameter): New.
7558 * tree-data-ref.h (struct access_matrix): New.
7559 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
7560 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
7561 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
7562 am_vector_index_for_loop): New.
7563 (struct data_reference): Add field access_matrix.
7564 (DR_ACCESS_MATRIX): New.
7565 (compute_data_dependences_for_loop): Update declaration.
7566 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
7567 * lambda.h (lambda_vector_vec_p): Declared.
7568 * lambda-code.c: Depend on pointer-set.h.
7569 (lambda_collect_parameters_from_af, lambda_collect_parameters,
7570 av_for_af_base, av_for_af, build_access_matrix,
7571 lambda_compute_access_matrices): New.
7572 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
7574 2008-05-20 Joseph Myers <joseph@codesourcery.com>
7576 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
7579 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7580 Sebastian Pop <sebastian.pop@amd.com>
7582 PR tree-optimization/36206
7583 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
7585 (instantiate_scev_1): Rename flags to fold_conversions.
7586 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
7587 outeside instantiation_loop.
7588 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
7589 (evolution_function_is_affine_or_constant_p): Removed.
7590 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
7592 (analyze_siv_subscript): Pass in the loop nest number.
7593 Call evolution_function_is_affine_in_loop instead of
7594 evolution_function_is_affine_p.
7595 (analyze_overlapping_iterations): Pass in the loop nest number.
7597 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7598 Sebastian Pop <sebastian.pop@amd.com>
7600 PR tree-optimization/36206
7601 * tree-chrec.h (chrec_fold_op): New.
7602 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
7605 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
7607 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
7609 (remove_duplicates): Do not set inode on non-inode systems.
7612 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
7614 * config.gcc (tm_file): Update comments about relative pathnames.
7616 2008-05-20 Richard Guenther <rguenther@suse.de>
7618 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
7619 * tree-ssa-sccvn.c (process_scc): Likewise.
7620 * tree-ssa-sink.c (execute_sink_code): Likewise.
7621 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
7622 * tree-vrp.c (process_assert_insertions): Likewise.
7623 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7624 (perform_tree_ssa_dce): Likewise.
7625 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7626 (dump_dominator_optimization_stats): Likewise.
7627 * tree-vectorizer.c (vectorize_loops): Likewise.
7629 2008-05-20 Richard Guenther <rguenther@suse.de>
7631 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
7633 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
7635 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
7636 (ix86_i386elf_return_in_memory): Likewise.
7637 (ix86_i386interix_return_in_memory): Likewise.
7638 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
7639 (SUBTARGET_RETURN_IN_MEMORY): New.
7640 * config/i386/i386elf.h: Likewise.
7641 * config/i386/ptx4-i.h: Likewise.
7642 * config/i386/sol2-10.h: Likewise.
7643 * config/i386/sysv4.h: Likewise.
7644 * config/i386/vx-common.h: Likewise.
7645 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
7646 * config/i386/i386.c (ix86_return_in_memory): Made static and
7647 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
7648 (ix86_i386elf_return_in_memory): Removed.
7649 (ix86_i386interix_return_in_memory): Removed.
7650 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
7651 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
7653 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
7655 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
7657 2008-05-19 Xinliang David Li <davidxl@google.com>
7659 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
7661 * common.opt: Ditto.
7662 * doc/invoke.texi: Ditto.
7664 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
7666 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
7667 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
7669 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7671 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
7672 sizes of operand array from 8/4 to 4/2.
7673 (ix86_expand_vector_init_general): Change size of operand array
7674 from 32 to 16. Remove op0, op1 and half_mode.
7676 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7678 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
7679 (ix86_expand_vector_init_interleave): Likewise.
7680 (ix86_expand_vector_init_general): Use them. Assert
7681 word_mode == SImode when n_words == 4.
7683 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
7685 * config/i386/i386.c (ix86_secondary_reload): New static function.
7686 (TARGET_SECONDARY_RELOAD): New define.
7687 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7688 * config/i386/i386.md (reload_outqi): Remove.
7690 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7693 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
7694 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
7695 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
7696 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
7697 (fold_builtin_1): Likewise.
7698 * builtins.def (BUILT_IN_ISINF_SIGN): New.
7699 c-common.c (check_builtin_function_arguments): Handle
7700 BUILT_IN_ISINF_SIGN.
7701 * doc/extend.texi: Document __builtin_isinf_sign.
7702 * fold-const.c (operand_equal_p): Handle COND_EXPR.
7704 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
7706 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
7707 EH cleanup at the end of the pass, search for those that have been
7708 turned into forwarder blocks and do the cleanup on their successor.
7710 2008-05-18 Richard Guenther <rguenther@suse.de>
7712 * tree-cfg.c (verify_gimple_expr): Allow conversions from
7713 pointers to sizetype and vice versa.
7715 2008-05-18 Xinliang David Li <davidxl@google.com>
7717 * gcc/tree-ssa-dce.c: Coding style fix.
7718 (check_pow): Documentation comment.
7719 (check_log): Documenation comment. Coding style fix.
7720 (is_unnecessary_except_errno_call): Ditto.
7721 (gen_conditions_for_pow): Ditto.
7722 (gen_conditions_for_log): Ditto.
7723 (gen_shrink_wrap_conditions): Ditto.
7724 (shrink_wrap_one_built_in_calls): Ditto.
7725 * gcc/doc/invoke.texi: Better documentation string.
7726 * ChangeLog: Fix wrong change log entries from
7727 May 17 checkin on function call DCE.
7729 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
7731 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
7733 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7735 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
7736 * df-problems.c (simulation routines): Fixed block comment to
7737 properly say how to add forwards scanning functions.
7739 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7741 * tree-inline.c (setup_one_parameter): Remove dead code.
7743 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7745 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
7746 a BIT_AND_EXPR only for an INTEGER_TYPE.
7748 2008-05-17 Xinliang David Li <davidxl@google.com>
7750 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
7751 (check_pow, check_log, is_unnecessary_except_errno_call): New
7752 functions to check for eliminating math functions that are pure
7753 except for setting errno.
7754 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
7755 general condition expressions for shrink-wrapping pow/log calls.
7756 (gen_shrink_wrap_conditions): Ditto.
7757 (shrink_wrap_one_built_in_call): Ditto.
7758 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
7759 (mark_operand_necessary): If debugging, output if OP is necessary.
7760 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
7762 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
7764 * gcc/common.opt: New user flag -ftree-builtin-dce.
7765 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
7767 2008-05-16 David S. Miller <davem@davemloft.net>
7769 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
7770 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7772 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
7777 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7779 * ifcvt.c (dead_or_predicable): Rename
7780 df_simulate_one_insn_backwards to df_simulate_one_insn.
7781 * recog.c (peephole2_optimize): Ditto.
7782 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
7784 * df.h: Rename df_simulate_one_insn_backwards to
7785 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
7786 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
7787 scanning of defs and uses.
7788 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
7789 (df_simulate_one_insn_forwards): Removed.
7791 2008-05-16 Doug Kwan <dougkwan@google.com>
7793 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
7795 (real_from_string): Handle NaNs and Inf as approriate.
7797 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7799 * doc/gty.texi (Source Files Containing Type Information): Note
7800 that headers should appear first in the gtfiles list.
7802 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7804 * tree.def (COND_EXEC): Properly documented this code.
7806 2008-05-16 Diego Novillo <dnovillo@google.com>
7808 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
7809 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
7812 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7814 * tree-ssa-dse (max_stmt_uid): Removed.
7815 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
7816 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
7817 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7818 * function.h (cfun.last_stmt_uid): New field.
7819 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
7820 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
7822 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
7823 (create_stmt_ann): Initialize the ann->uid field.
7824 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
7826 * tree-flow.h (renumber_gimple_stmt_uids): New function.
7828 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7830 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
7831 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
7832 (init_empty_tree_cfg): Call it.
7834 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7836 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
7839 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7841 * doc/invoke.text (-fdump-tree-*-verbose): New option.
7842 * tree-dump.c (dump_options): New verbose option.
7843 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7845 * tree-pass.h (TDF_VERBOSE): New dump flag.
7846 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
7847 (tree-flow.h): Added include.
7848 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
7850 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
7852 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
7854 From Jie Zhang <jie.zhang@analog.com>
7855 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7856 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
7857 mcpu=bf561-none and mcpu=bf561-0.2.
7858 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7859 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7860 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7861 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7862 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
7863 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
7864 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
7866 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
7867 (cputype_selected): Remove.
7868 (bfin_handle_option): Don't use cputype_selected.
7869 (override_options): When no mcpu option, enable all workarounds.
7870 Don't use bfin_workarounds.
7871 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
7873 (DEFAULT_CPU_TYPE): Don't define.
7875 2008-05-16 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
7878 on deletion of the last stmt.
7880 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7882 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
7883 V8HImode for SSE2 and V16QImode for SSE4.1.
7885 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7887 * cgraph.h (compute_inline_parameters): Made public.
7888 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
7889 variable_generate_summary, function_write_summary,
7890 variable_write_summary, variable_read_summary. Added generate_summary,
7891 write_summary, read_summary.
7892 * cgraphunit.c (cgraph_process_new_functions): Changed call from
7893 pass_ipa_inline.function_generate_summary, to
7894 compute_inline_parameters.
7895 * ipa-inline.c (compute_inline_parameters): Made public and added
7897 (compute_inline_parameters_for_current): New function.
7898 (pass_inline_param): Now calls compute_inline_parameters_for_current.
7899 (inline_generate_summary): Removed parameter and made to loop over
7901 (pass_ipa_inline): Updated for new IPA_PASS structure.
7902 * passes.c (execute_ipa_summary_passes): Now is called once per
7903 pass rather than once per node*pass.
7905 2008-05-15 Anatoly Sokolov <aesok@post.ru>
7907 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
7908 avr_have_mul_p, avr_asm_only_p): Remove variables.
7909 (avr_override_options): Remove initialization of removed variables.
7910 (avr_file_start): Convert removed variables to fields of
7911 'struct base_arch_s *avr_current_arch'.
7912 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
7913 (AVR_HAVE_MUL): (Ditto.).
7914 (AVR_HAVE_MOVW): (Ditto.).
7915 (AVR_HAVE_LPMX): (Ditto.).
7916 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
7917 avr_asm_only_p): Remove declaration.
7919 2008-05-15 Diego Novillo <dnovillo@google.com>
7921 * config/arm/arm.c (arm_return_in_memory): Fix return type.
7922 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
7924 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
7927 * combine.c (check_conversion): Rename back to check_promoted_subreg.
7928 Don't call record_truncated_value from here.
7929 (record_truncated_value): Turn it into a for_each_rtx callback.
7930 (record_truncated_values): New function.
7931 (combine_instructions): Call note_uses with record_truncated_values.
7932 Change name of check_conversion to check_promoted_subreg.
7934 2008-05-15 Janis Johnson <janis187@us.ibm.com>
7936 * doc/sourcebuild.texi: Document support for torture tests.
7938 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7940 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
7941 to alternative 4 of operand 2.
7943 2008-05-15 Richard Guenther <rguenther@suse.de>
7945 * tree-pass.h (current_pass): Declare.
7946 (get_pass_for_id): Likewise.
7947 * passes.c (passes_by_id, passes_by_id_size): New globals.
7948 (set_pass_for_id): New function.
7949 (get_pass_for_id): Likewise.
7950 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7951 (execute_function_todo): Flush per function statistics.
7952 * toplev.c (compile_file): Init statistics.
7953 (general_init): Do early statistics initialization.
7954 (finalize): Finish statistics.
7955 * statistics.h (statistics_early_init): Declare.
7956 (statistics_init): Likewise.
7957 (statistics_fini): Likewise.
7958 (statistics_fini_pass): Likewise.
7959 (statistics_counter_event): Likewise.
7960 (statistics_histogram_event): Likewise.
7961 * statistics.c: New file.
7962 * Makefile.in (OBJS-common): Add statistics.o.
7963 (statistics.o): Add dependencies.
7964 * doc/invoke.texi (-fdump-statistics): Document.
7966 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7968 (execute_pre): Use statistics_counter_event.
7969 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7970 (substitute_and_fold): Increment it. Use statistics_counter_event.
7972 2008-05-15 Diego Novillo <dnovillo@google.com>
7974 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7976 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7977 * tree-ssa-alias.c (new_type_alias): Remove references to
7978 sub-variables from comment.
7979 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7981 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7983 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7984 attribute to 1 only for insertps alternative.
7986 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7988 * config/bfin/bfin.md (loadbytes): New pattern.
7989 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7990 (bfin_init_builtins): Initialize it.
7991 (bdesc_1arg): Add it.
7993 2008-05-15 Sa Liu <saliu@de.ibm.com>
7995 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7996 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7997 * testsuite/lib/target-supports.exp: Add
7998 check_effective_target_fortran_integer_16.
8000 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8002 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8003 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8004 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8005 (TARGET_RETURN_IN_MEMORY): Define.
8007 2008-05-15 Richard Guenther <rguenther@suse.de>
8010 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8011 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8012 represent unmodifiable vars.
8014 2008-05-15 Richard Guenther <rguenther@suse.de>
8016 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8017 INDIRECT_REF and TARGET_MEM_REF.
8018 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8021 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8022 H.J. Lu <hongjiu.lu@intel.com>
8024 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8025 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8026 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8027 insn alternatives. Add missing alternatives.
8028 (*vec_concatv2di_rex64_sse4_1): Likewise.
8029 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8030 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8033 2008-05-15 Richard Guenther <rguenther@suse.de>
8035 PR tree-optimization/36009
8036 PR tree-optimization/36204
8037 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8038 (determine_invariantness_stmt): Record the loop a store is
8040 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8043 2008-05-15 Richard Guenther <rguenther@suse.de>
8045 PR tree-optimization/34330
8046 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8047 through the pointer will alias the SMT.
8049 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8051 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8053 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8055 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8057 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8058 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8060 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8061 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8062 (vashl_optab): New optab for vector/vector shifts.
8063 (vashr_optab): Ditto.
8064 (vlshr_optab): Ditto.
8065 (vrotl_optab): Ditto.
8066 (vrotr_optab): Ditto.
8067 (optab_subtype): New enum for optab_for_tree_code call.
8068 (optab_for_tree_code): Add enum optab_subtype argument.
8070 * optabs.c (optab_for_tree_code): Take an additional argument to
8071 distinguish between a vector shift by a scalar and vector shift by
8072 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8073 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8074 vector shift by a vector.
8075 (expand_widen_pattern_expr): Pass additional argument to
8076 optab_for_tree_code.
8078 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8079 vrotl_optab, vrotr_optab.
8081 * expr.c (expand_expr_real_1): Update calls to
8082 optab_for_tree_code to distinguish between vector shifted by a
8083 scalar and vector shifted by a vector.
8084 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8085 (supportable_narrowing_operation): Ditto.
8086 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8087 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8088 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8089 (vect_create_epilog_for_reduction): Ditto.
8090 (vectorizable_reduction): Ditto.
8091 (vectorizable_operation): Ditto.
8092 (vect_strided_store_supported): Ditto.
8093 (vect_strided_load_supported): Ditto.
8094 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8095 * expmed.c (expand_shift): Ditto.
8097 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8099 (ashr@var{m}3): Ditto.
8100 (vashl@var{m}3): Document new vector/vector shift standard name.
8101 (vashr@var{m}3): Ditto.
8102 (vlshr@var{m}3): Ditto.
8103 (vrotl@var{m}3): Ditto.
8104 (vrotr@var{m}3): Ditto.
8106 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8107 (PPERM_INVERT): Ditto.
8108 (PPERM_REVERSE): Ditto.
8109 (PPERM_REV_INV): Ditto.
8110 (PPERM_ZERO): Ditto.
8111 (PPERM_ONES): Ditto.
8112 (PPERM_SIGN): Ditto.
8113 (PPERM_INV_SIGN): Ditto.
8114 (PPERM_SRC1): Ditto.
8115 (PPERM_SRC2): Ditto.
8117 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8118 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8119 allows a memory operand to be the value being added, and split it
8120 to improve vectorization.
8121 (sse5_pmacsdqh_mem): Ditto.
8122 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8123 (sse5_mulv2div2di3_high): Ditto.
8124 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8125 (vec_pack_trunc_v4si): Ditto.
8126 (vec_pack_trunc_v2di): Ditto.
8127 (sse5_pcmov_<mode>): Remove code that tried to use use
8128 andps/andnps instead of pcmov.
8129 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8130 pmacsdqh instructions.
8131 (vec_widen_smult_lo_v4si): Ditto.
8133 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8134 (PPERM_INVERT): Ditto.
8135 (PPERM_REVERSE): Ditto.
8136 (PPERM_REV_INV): Ditto.
8137 (PPERM_ZERO): Ditto.
8138 (PPERM_ONES): Ditto.
8139 (PPERM_SIGN): Ditto.
8140 (PPERM_INV_SIGN): Ditto.
8141 (PPERM_SRC1): Ditto.
8142 (PPERM_SRC2): Ditto.
8143 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8145 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8147 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8148 says ignore whether the last reference is a memory operand.
8150 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8151 Paolo Bonzini <bonzini at gnu dot org>
8153 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8156 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8157 (vlshr<mode>3): Rename from vlshr<mode>3.
8158 (vashr<mode>3): Rename from vashr<mode>3.
8159 (mulv4sf3): Change the names of vector shift patterns.
8163 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8166 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8191 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8192 (floatunssidf2_internal): Change vector/vector shift names.
8193 (floatunsdidf2_internal): Ditto.
8200 (vashl<mode>3): Rename from ashl<mode>3.
8201 (vashr<mode>3): Rename from ashr<mode>3.
8202 (vlshr<mode>3): Rename from lshr<mode>3.
8203 (vrotl<mode>3): Rename from rotl<mode>3.
8205 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8208 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8209 multiply gives the wrong value when doing widening multiplies.
8210 (vec_widen_smult_lo_v4si): Ditto.
8212 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8214 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8215 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8216 emit_library_call_value.
8217 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8218 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8219 * calls.c (initialize_argument_information, precompute_arguments,
8220 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8221 (precompute_arguments): Removed flags parameter.
8222 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8224 2008-05-14 Richard Guenther <rguenther@suse.de>
8226 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8227 Make sure to register the store if the use is a PHI_NODE.
8229 2008-05-14 Olivier Hainque <hainque@adacore.com>
8231 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8232 memory if the component is to be referenced in BLKmode according
8233 to get_inner_reference.
8235 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8237 * calls.c (emit_library_call_value_1): Restore code clearing
8238 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8240 2008-05-14 Olivier Hainque <hainque@adacore.com>
8241 Nicolas Roche <roche@adacore.com>
8243 * configure.ac: Add support for a "gcc_subdir" variable in
8244 config-lang.in, to denote a subdirectory where the language/GCC
8245 integration files are to be found.
8246 * configure: Regenerate.
8248 2008-05-14 Ira Rosen <irar@il.ibm.com>
8250 PR tree-optimization/36098
8251 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8252 value for the first load in the group in case of a gap.
8253 (vect_build_slp_tree): Check that there are no gaps in loads.
8255 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8257 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8258 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8259 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8260 emit_insn and remove unneeded code to construct extra args.
8261 (emit_no_conflict_block): Removed.
8262 * optabls.h: (emit_no_conflict_block): Removed.
8263 * cse.c (cse_extended_basic_block): Remove search for
8264 REG_NO_CONFLICT note.
8265 * global.c: Removed incorrect comment added in revision 117.
8266 * expr.c (convert_move): Change call to emit_no_conflict_block to
8268 * recog.c: Change comments so that they do not mention
8270 * local_alloc.c (combine_regs): Removed last parameter.
8271 (no_conflict_p): Removed.
8272 (block_alloc): Removed note, no_conflict_combined_regno and set
8273 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8274 (combine_regs): Removed already_dead and code to look for
8275 REG_NO_CONFLICT notes.
8276 * lower_subreg (remove_retval_note): Removed code to look for
8277 REG_NO_CONFLICT block.
8278 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8279 (resolve_clobber): Remove code to process libcalls that have
8280 REG_NO_CONFLICT notes.
8281 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
8283 * combine.c (can_combine_p, distribute_notes): Removed
8284 REG_NO_CONFLICT case.
8285 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
8287 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
8288 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
8290 * reg-notes.def (NO_CONFLICT): Removed.
8292 2008-05-14 David S. Miller <davem@davemloft.net>
8294 * config/sparc/sparc.c (sparc_profile_hook): If
8295 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
8296 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
8297 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8299 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
8301 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
8303 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8306 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
8307 and op1 expansion before vector concat to have less live pseudos.
8309 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
8311 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8312 ix86_expand_vector_set if supported.
8314 2008-05-13 Diego Novillo <dnovillo@google.com>
8315 Kenneth Zadeck <zadeck@naturalbridge.com>
8317 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
8319 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
8320 phinodes_print_statistics, init_ssanames, fini_ssanames,
8321 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
8322 release_ssa_name, release_defs, replace_ssa_name_symbol,
8323 ssanames_print_statistics): Move ...
8324 * tree-flow.h: ... here.
8325 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
8326 Use FN instead of cfun.
8327 (make_ssa_name_fn): Rename from make_ssa_name.
8328 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
8329 * tree-flow-inline.h (make_ssa_name): Move from
8330 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
8331 * omp-low.c (expand_omp_parallel):
8332 * tree-flow-inline.h (redirect_edge_var_map_result):
8333 * tree-ssa.c (init_tree_ssa): Add argument FN.
8334 Use it instead of cfun. Update all users.
8336 2008-05-13 Tom Tromey <tromey@redhat.com>
8338 PR preprocessor/22168:
8339 * doc/cpp.texi (Top): Update menu.
8340 (Alternatives to Wrapper #ifndef): New node.
8341 (Other Directives): Document deprecation.
8342 (Obsolete Features): Remove menu.
8343 (Assertions): Merge node into Obsolete Features.
8344 (Obsolete once-only headers): Move earlier; rename to Alternatives
8346 * doc/cppopts.texi: Update.
8347 * c.opt (Wdeprecated): Enable for C and ObjC.
8348 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
8349 (C++ Dialect Options): Move -Wno-deprecated from here to...
8350 (Warning Options): ... here.
8352 2008-05-13 Richard Guenther <rguenther@suse.de>
8355 * fold-const.c (fold_sign_changed_comparison): Do not allow
8356 changes in pointer-ness.
8358 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8361 * config/sh/sh.c (sh_expand_prologue): Don't clear
8362 RTX_FRAME_RELATED_P for push insns.
8364 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
8366 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
8368 2008-05-12 Anatoly Sokolov <aesok@post.ru>
8370 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8371 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
8372 Use 'machine->is_leaf' instead of 'leaf_func_p'.
8374 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8376 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8377 (*vec_concatv4sf_sse): This.
8378 (*sse2_concatv2si): Renamed to ...
8379 (*vec_concatv2si_sse2): This.
8380 (*sse1_concatv2si): Renamed to ...
8381 (*vec_concatv2si_sse): This.
8382 (*vec_concatv2di_rex): Renamed to ...
8383 (*vec_concatv2di_rex64): This.
8384 (*vec_concatv2si_sse4_1): New.
8385 (*vec_concatv2di_rex64_sse4_1): Likewise.
8387 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8389 PR rtl-optimization/36111
8390 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8391 that was created for swappable operands.
8393 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8396 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8397 * configure.ac: Add call to ACX_PROG_GNAT.
8399 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8401 * optc-gen.awk: Fix comment typo.
8403 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8405 * pretty-print.c (pp_integer_with_precision): Use
8406 HOST_LONG_LONG_FORMAT.
8408 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8410 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8412 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8414 * config/i386/i386.c (bdesc_ptest): Removed.
8415 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8416 (bdesc_args): Add __builtin_ia32_ptestz128,
8417 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8418 (ix86_init_mmx_sse_builtins): Updated.
8419 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8420 (ix86_expand_builtin): Updated.
8422 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8424 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8425 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8427 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8429 * value-prof.c (interesting_stringop_to_profile): Do not
8430 return early for BUILT_IN_MEMPCPY.
8432 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8434 * calls.c (expand_call): Don't use callgraph to increase
8435 preferred_stack_boundary.
8437 * cgraph.h (cgraph_rtl_info): Use unsigned on
8438 preferred_incoming_stack_boundary.
8440 * final.c (rest_of_clean_state): Use unsigned on
8441 preferred_stack_boundary.
8443 2008-05-09 Tom Tromey <tromey@redhat.com>
8445 PR preprocessor/22231:
8446 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
8449 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
8451 PR tree-optimization/36129
8452 * tree-ssa-ccp.c: Include value-prof.h.
8453 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
8454 built-in function was folded to a constant.
8455 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
8457 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
8458 Sebastian Pop <sebastian.pop@amd.com>
8460 * tree-scalar-evolution.c: Document instantiate_scev.
8461 (instantiate_parameters_1): Renamed instantiate_scev_1.
8462 Don't use the same loop for instantiation_loop and evolution_loop.
8463 (instantiate_scev): New.
8464 (instantiate_parameters): Moved...
8465 (resolve_mixers): Update call to instantiate_scev_1 to pass the
8466 same loop twice. Maintains the semantics for this function.
8467 * tree-scalar-evolution.h (instantiate_scev): Declare.
8468 (instantiate_parameters): ...here. Now static inline.
8469 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
8470 instead of resolve_mixers.
8472 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8474 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
8476 2008-05-09 Tomas Bily <tbily@suse.cz>
8478 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
8479 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
8480 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8481 * c-common.c (c_common_truthvalue_conversion): Likewise.
8482 * tree-object-size.c (compute_object_offset): Likewise.
8483 * tree-inline.c (estimate_num_insns_1): Likewise.
8484 * varasm.c (const_hash_1, compare_constant, copy_constant)
8485 (compute_reloc_for_constant, output_addressed_constants)
8486 (initializer_constant_valid_p): Likewise.
8487 * c-omp.c (check_omp_for_incr_expr): Likewise.
8488 * gimplify.c (gimplify_expr): Likewise.
8489 * c-typeck.c (c_finish_return): Likewise.
8490 * tree-vectorizer.c (supportable_widening_operation)
8491 (supportable_narrowing_operation): Likewise.
8492 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
8493 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
8494 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8495 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
8496 (descr_info_loc): Likewise.
8497 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8498 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
8499 (fold_unary): Likewise.
8500 * builtins.c (get_pointer_alignment): Likewise.
8501 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
8502 (instantiate_parameters_1): Likewise.
8503 * tree.c (expr_align, stabilize_reference): Likewise.
8504 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
8505 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8506 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
8507 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8508 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
8509 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
8511 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
8512 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
8513 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8514 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
8515 (forward_propagate_comparison)
8516 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8517 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
8518 * emit-rtl.c (component_ref_for_mem_expr)
8519 (set_mem_attributes_minus_bitpos): Likewise.
8520 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8521 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
8523 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
8524 (build_function_call, pointer_diff, build_compound_expr)
8525 (c_finish_return): Likewise.
8526 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
8527 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
8529 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
8530 * expr.c (is_aligning_offset): Likewise.
8531 * tree-ssa-alias.c (is_escape_site): Likewise.
8532 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
8533 (check_all_va_list_escapes): Likewise.
8534 * tree-ssa-loop-ivopts.c (determine_base_object)
8535 (determine_common_wider_type): Likewise.
8536 * dojump.c (do_jump): Likewise.
8537 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
8538 * tree-gimple.c (is_gimple_cast): Likewise.
8539 * fold-const.c (decode_field_reference, )
8540 (fold_sign_changed_comparison, fold_unary, fold_comparison)
8541 (fold_binary): Likewise.
8542 * tree-ssa-alias-warnings.c (find_alias_site_helper)
8543 (already_warned_in_frontend_p): Likewise.
8544 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
8545 * tree.c (really_constant_p, get_unwidened): Likewise.
8546 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8547 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8548 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
8550 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
8552 (CONVERT_EXPR_P): Define.
8553 (CASE_CONVERT): Define.
8555 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8558 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
8559 (delete_unmarked_insns): When deleting a call, call
8560 delete_unreachable_blocks.
8561 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8562 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
8564 2008-05-08 Richard Guenther <rguenther@suse.de>
8566 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
8567 (-ftree-salias): Likewise.
8568 (salias-max-implicit-fields): Remove param documentation.
8569 (salias-max-array-elements): Likewise.
8570 * tree-pass.h (pass_create_structure_vars): Remove.
8571 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8572 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8573 * tree-ssa-alias.c (create_structure_vars): Remove.
8574 (gate_structure_vars): Likewise.
8575 (pass_create_structure_vars): Likewise.
8576 (gate_build_alias): Likewise.
8577 (pass_build_alias): Adjust to run always and dump the function.
8578 * common.opt (ftree-salias): Hide.
8579 * passes.c (init_optimization_passes): Remove
8580 pass_create_structure_vars, adjust comment.
8581 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8582 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8583 * opts.c (decode_options): Do not set flag_tree_salias.
8584 (common_handle_option): Add OPT_ftree_salias to the backward
8585 compatibility section.
8587 2008-05-08 Richard Guenther <rguenther@suse.de>
8589 * tree-flow-inline.h (var_can_have_subvars): Move ...
8590 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
8591 * tree-flow.h (var_can_have_subvars): Remove.
8592 (push_fields_onto_fieldstack): Remove.
8593 (sort_fieldstack): Likewise.
8594 (struct fieldoff): Move ...
8595 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
8596 alias_set and base_for_components fields.
8597 (sort_fieldstack): Make static.
8598 (push_fields_onto_fieldstack): Likewise. Remove code that
8599 handles anything but RECORD_TYPEs. Remove alias_set and
8600 base_for_components handling.
8601 (create_variable_info_for): Adjust.
8603 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
8605 * common.opt (Wframe-larger-than=): Shorten the help message
8607 * doc/invoke.texi (Wframe-larger-than=): Add more description.
8609 2008-05-08 Rafael Espindola <espindola@google.com>
8611 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
8613 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
8614 trap and that both operands are gimple values.
8615 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
8616 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
8619 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8621 * read-rtl.c (join_c_conditions): Return the first string if the
8622 two strings are equal.
8624 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8626 * gensupport.h (pred_data): Add a "num_codes" field.
8627 (add_predicate_code): Declare.
8628 * gensupport.c (add_predicate_code): New function.
8629 (std_pred_table): Add an "allows_const_p" field.
8630 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
8631 Remove the (incomplete) list of such codes from the codes field.
8632 (init_predicate_table): Use add_predicate_code. Add all
8633 RTX_CONST_OBJs if allows_const_p is true.
8634 * genrecog.c (process_define_predicate): Use add_predicate_code.
8636 2008-05-08 David Daney <ddaney@avtrex.com>
8637 Richard Sandiford <rsandifo@nildram.co.uk>
8639 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
8640 special case of constant zero operands.
8641 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
8642 old and new values. Special case constant zero values.
8643 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
8645 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
8646 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
8648 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
8651 * simplify-rtx.c (simplify_plus_minus): Create CONST of
8652 similar RTX_CONST_OBJ before CONST_INT.
8654 2008-05-08 Steve Ellcey <sje@cup.hp.com>
8656 * stmt.c (expand_stack_restore): Change sa mode if needed.
8658 2008-05-08 Richard Guenther <rguenther@suse.de>
8660 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
8661 return type to bool.
8662 (ix86_sol10_return_in_memory): Likewise.
8663 (ix86_i386elf_return_in_memory): Likewise.
8664 (ix86_i386interix_return_in_memory): Likewise.
8665 * config/i386/i386.c (ix86_return_in_memory): Likewise.
8666 (ix86_sol10_return_in_memory): Likewise.
8667 (ix86_i386elf_return_in_memory): Likewise.
8668 (ix86_i386interix_return_in_memory): Likewise.
8670 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8673 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
8675 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
8676 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
8679 2008-05-08 Richard Guenther <rguenther@suse.de>
8681 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
8682 * tree-data-ref.h (struct dr_alias): Remove subvars field.
8683 (DR_SUBVARS): Remove.
8684 * tree-dfa.c (dump_subvars_for): Remove.
8685 (debug_subvars_for): Likewise.
8686 (dump_variable): Do not dump subvars.
8687 (remove_referenced_var): Do not remove subvars.
8688 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
8689 (lookup_subvars_for_var): Remove.
8690 (get_subvars_for_var): Likewise.
8691 (get_subvars_at): Likewise.
8692 (get_first_overlapping_subvar): Likewise.
8693 (overlap_subvar): Likewise.
8694 * tree-flow.h (subvar_t): Remove.
8695 (struct var_ann_d): Remove subvars field.
8696 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
8697 argument. Remove special handling of SFTs.
8698 (compute_tag_properties): Likewise.
8699 (set_initial_properties): Likewise.
8700 (compute_call_clobbered): Likewise.
8701 (count_mem_refs): Likewise.
8702 (compute_memory_partitions): Likewise.
8703 (compute_flow_insensitive_aliasing): Likewise.
8704 (setup_pointers_and_addressables): Likewise.
8705 (new_type_alias): Likewise.
8706 (struct used_part): Remove.
8707 (used_portions): Likewise.
8708 (struct used_part_map): Likewise.
8709 (used_part_map_eq): Likewise.
8710 (used_part_map_hash): Likewise.
8711 (free_used_part_map): Likewise.
8712 (up_lookup): Likewise.
8713 (up_insert): Likewise.
8714 (get_or_create_used_part_for): Likewise.
8715 (create_sft): Likewise.
8716 (create_overlap_variables_for): Likewise.
8717 (find_used_portions): Likewise.
8718 (create_structure_vars): Likewise.
8719 * tree.def (STRUCT_FIELD_TAG): Remove.
8720 * tree.h (MTAG_P): Adjust.
8721 (struct tree_memory_tag): Remove base_for_components and
8722 unpartitionable flags.
8723 (struct tree_struct_field_tag): Remove.
8724 (SFT_PARENT_VAR): Likewise.
8725 (SFT_OFFSET): Likewise.
8726 (SFT_SIZE): Likewise.
8727 (SFT_NONADDRESSABLE_P): Likewise.
8728 (SFT_ALIAS_SET): Likewise.
8729 (SFT_UNPARTITIONABLE_P): Likewise.
8730 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
8731 (union tree_node): Remove sft field.
8732 * alias.c (get_alias_set): Remove special handling of SFTs.
8733 * print-tree.c (print_node): Remove handling of SFTs.
8734 * tree-dump.c (dequeue_and_dump): Likewise.
8735 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
8736 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
8737 * tree-predcom.c (set_alias_info): Do not set subvars.
8738 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
8739 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
8740 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
8741 (add_vars_for_offset): Remove.
8742 (add_virtual_operand): Remove special handling of SFTs.
8743 (add_call_clobber_ops): Likewise.
8744 (add_call_read_ops): Likewise.
8745 (get_asm_expr_operands): Likewise.
8746 (get_modify_stmt_operands): Likewise.
8747 (get_expr_operands): Likewise.
8748 (add_to_addressable_set): Likewise.
8749 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
8750 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8751 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
8752 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
8753 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
8754 (tree_node_structure): Likewise.
8755 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
8757 (find_what_p_points_to): Likewise.
8759 2008-05-08 Sa Liu <saliu@de.ibm.com>
8761 * config/spu/spu.md: Fixed subti3 pattern.
8763 2008-05-08 Richard Guenther <rguenther@suse.de>
8766 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8767 sure to create a representative for trailing arrays for PTA.
8769 2008-05-08 Richard Guenther <rguenther@suse.de>
8772 * fold-const.c (operand_equal_p): Two objects which types
8773 differ in pointerness are not equal.
8775 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8777 * calls.c (compute_argument_block_size): Add argument tree fndecl.
8778 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
8779 (emit_library_call_value_1): Add new variable fndecl initialized by
8780 NULL_TREE. It should be the decl type of orgfun, but this information
8781 seems not to be available here, so it uses the default calling abi.
8782 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
8783 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
8784 by TARGET_RETURN_IN_MEMORY.
8785 * config/i386/i386-interix.h: Likewise.
8786 * config/i386/i386.h: Likewise.
8787 * config/i386/i386elf.h: Likewise.
8788 * config/i386/ptx4-i.h: Likewise.
8789 * config/i386/sol2-10.h: Likewise.
8790 * config/i386/sysv4.h: Likewise.
8791 * config/i386/vx-common.h: Likewise.
8792 * config/cris/cris.h: Removed #if 0 clause.
8793 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
8794 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
8796 (ix86_sol10_return_in_memory): Likewise.
8797 (ix86_i386elf_return_in_memory): New.
8798 (ix86_i386interix_return_in_memory): New.
8799 * config/mt/mt-protos.h (mt_return_in_memory): New.
8800 * config/mt/mt.c: Likewise.
8801 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8802 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
8803 * config/bfin/bfin.h: Likewise.
8804 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
8806 * config/bfin/bfin.c: Likewise.
8807 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8808 * config/alpha/unicosmk.h: Likewise.
8809 * config/i386/cygming.h: Likewise.
8810 * config/iq2000/iq2000.h: Likewise.
8811 * config/mips/mips.h: Likewise.
8812 * config/mn10300/mn10300.h: Likewise.
8813 * config/rs6000/rs6000.h: Likewise.
8814 * config/score/score.h: Likewise.
8815 * config/spu/spu.h: Likewise.
8816 * config/v850/v850.h: Likewise.
8817 * defaults.h: Likewise.
8818 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
8819 * expr.c (emit_block_move): Adjust use of
8820 OUTGOING_REG_PARM_STACK_SPACE.
8821 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
8822 OUTGOING_REG_PARM_STACK_SPACE.
8823 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
8825 2008-05-08 Jakub Jelinek <jakub@redhat.com>
8827 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
8828 on OMP_RETURN for OMP_FOR.
8831 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8832 (fortran_common): New function.
8833 (gen_variable_die): Call fortran_common instead of common_check,
8834 adjust for it returning tree instead of rtx. Formatting.
8836 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8840 * see.c (see_copy_insn): Copy new pure const attributes for new call.
8841 * c-decl.c (merge_decls): Ditto.
8842 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
8843 to RTL_CONST_OR_PURE_CALL_P.
8844 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
8845 Initialized DECL_LOOPING_CONST_PURE.
8846 (process_call_operands): Set tree_side_effects properly.
8847 * tree.h (TREE_READONLY_DECL_P): Removed.
8848 (DECL_IS_PURE): Renamed to DECL_PURE_P.
8849 (DECL_LOOPING_OR_CONST_P): New macro.
8850 (struct tree_function_decl): Added looping_const_or_pure_p.
8852 (ECF_LOOPING_OR_CONST_P): New macro.
8853 * rtlanal.c (pure_const_p): Removed.
8854 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
8855 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
8856 to RTL_CONST_CALL_P.
8857 * ipa-pure-const.c (pure_const_state_e): Added looping field.
8858 (check_decl, check_tree, check_call, scan_function): Initialize
8860 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
8861 (static_execute): Set looping true for recursive functions.
8862 Undo setting state to IPA_NEITHER for recursive functions.
8864 * ifcvt.c (noce_can_store_speculate_p): Changed
8865 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
8866 RTL_CONST_OR_PURE_CALL_P.
8867 * dse.c (scan_insn): Ditto.
8868 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
8869 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
8870 RTL_CONST_OR_PURE_CALL_P.
8871 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
8872 pure_call_p to RTL_CONST_CALL_P.
8873 * gimplify.c (gimplify_call_expr): Clear side effects for
8874 non-looping pure and constant calls.
8875 * calls.c (emit_call_1): Set rtl flags from ecf flags.
8876 (flags_from_decl_or_type): Set ecf flags from decl flags.
8877 (initialize_argument_information): Turn off
8878 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
8879 Change const to pure if callee_copies is true rather than just
8881 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
8882 way of marking pure calls.
8883 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
8884 Remove hack that was supposed to fix pr7335 and remove old
8885 way of marking pure calls.
8886 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
8887 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
8888 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
8889 RTL_CONST_OR_PURE_CALL_P.
8890 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
8891 * loop-invariant.c (find_exits, find_invariant_bb): Changed
8892 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
8893 * sched-deps.c (schedule_analyze): Ditto.
8894 * rtl.h (struct rtx_def): Use call field, unchanging field, and
8895 return_val field of calls to represent pure and const function info.
8896 (CONST_OR_PURE_CALL_P): Deleted macro.
8897 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8898 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
8899 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
8901 * tree-optimize.c (execute_fixup_cfg): Added test for
8902 ECF_LOOPING_CONST_OR_PURE.
8903 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
8905 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
8906 effects for looping pure or const calls.
8907 (verify_gimple_expr): Added verification code.
8908 * config/alpha/alpha.c (alpha_legitimize_address,
8909 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
8911 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
8912 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
8913 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
8914 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
8915 RTL_CONST_OR_PURE_CALL_P.
8916 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
8917 and const calls to be deleted.
8919 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8922 * config/i386/mmx.md (mmx_subv2sf3): New expander.
8923 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
8924 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
8925 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8926 to handle nonimmediate operands.
8927 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
8928 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
8929 to handle nonimmediate operands.
8930 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
8931 (mmx_pmulhrwv4hi3): New expander. Use
8932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8933 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
8934 (sse2_umulv1siv1di3): New expander. Use
8935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8936 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
8937 (mmx_eq<mode>3): New expander. Use
8938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8939 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
8940 (mmx_uavgv8qi3): New expander. Use
8941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8942 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
8943 (mmx_uavgv4hi3): New expander. Use
8944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8946 * config/i386/sse.md
8947 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8948 to handle nonimmediate operands.
8949 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8950 to handle nonimmediate operands.
8951 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8952 to handle nonimmediate operands.
8953 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8954 to handle nonimmediate operands.
8955 (sse2_unpckhpd_exp): New expander. Use
8956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8957 (sse2_unpcklpd_exp): New expander. Use
8958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8959 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8960 to handle nonimmediate operands.
8961 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8962 to handle nonimmediate operands.
8963 (*sse2_<plusminus_insn><mode>3): Rename from
8964 sse2_<plusminus_insn><mode>3 insn pattern.
8965 (sse2_<plusminus_insn><mode>3): New expander. Use
8966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8967 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8968 (sse2_umulv2siv2di3): New expander. Use
8969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8970 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8971 (sse4_1_mulv2siv2di3): New expander. Use
8972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8973 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8974 (sse2_pmaddwd): New expander. Use
8975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8976 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8977 (sse2_eq<mode>3): New expander. Use
8978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8979 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8980 (sse4_1_eqv2di3): New expander. Use
8981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8982 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8983 (sse2_uavgv16qi3): New expander. Use
8984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8985 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8986 (sse2_uavgv16qi3): New expander. Use
8987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8988 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8989 (sse2_uavgv8hi3): New expander. Use
8990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8991 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8992 (ssse3_pmulhrswv8hi3): New expander. Use
8993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8994 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8995 (ssse3_pmulhrswv4hi3): New expander. Use
8996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8998 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8999 (<sse>_vmmul<mode>3): Ditto.
9000 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9002 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9003 (ssse3_pmaddubsw): Ditto.
9005 * config/i386/i386.c (struct_builtin_description)
9006 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9007 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9008 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9009 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9010 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9011 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9012 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9013 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9014 (ix86_fixup_binary_operands): Assert that src1
9015 and src2 must have the same mode when swapped.
9016 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9017 and ix86_binary_operator_ok. Do not force operands in registers
9020 2008-05-07 Jan Hubicka <jh@suse.cz>
9022 * cgraph.c (dump_cgraph_node): Update.
9023 * cgraph.h (cgraph_local_info): Break out inline summary.
9024 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9026 * ipa-inline (inline_summary): New accestor function.
9027 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9028 cgraph_decide_inlining, compute_inline_parameters): Update.
9029 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9031 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9033 Cleanup ColdFire scheduling support and add V4 pipeline model.
9035 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9036 (define_attr cpu): Add cfv4 value.
9037 (define_attr type, define_attr type1): Merge into a single 'type'
9038 attribute. Update all uses.
9039 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9040 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9042 (define_attr opx_mem, define_attr opy_mem): Remove.
9043 (define_attr op_mem): Clean up, update comment.
9044 (define_attr size): Use specific values instead of general int.
9045 (define_attr guess, define_attr split): Remove. Update all uses.
9046 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9047 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9048 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9049 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9050 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9051 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9052 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9053 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9054 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9055 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9056 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9057 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9058 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9059 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9060 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9061 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9062 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9063 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9064 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9065 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9066 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9067 Update or set attributes.
9068 (stack_tie): New fake instruction.
9070 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9071 (m68k_sched_attr_size): Update declaration.
9072 (m68k_sched_attr_type2): Remove.
9073 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9074 Declare new bypass predicates.
9076 * config/m68k/m68k.c (m68k_sched_issue_rate,
9077 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9079 (TARGET_SCHED_ISSUE_RATE,
9080 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9081 (override_options): Handle scheduling for ColdFire V4 core.
9082 (m68k_expand_prologue): Emit stack_tie.
9083 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9084 'OP_TYPE_FPN'. Update all uses.
9085 (sched_guess_p): Remove.
9086 (sched_address_type): Handle symbolic addresses.
9087 (sched_get_operand): New static function.
9088 (sched_operand_type): Merge into sched_attr_op_type.
9089 (sched_attr_op_type): Handle FP registers, handle quick constants,
9091 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9092 (m68k_sched_attr_size): Update. Move logic to ...
9093 (sched_get_attr_size_int): New static function.
9094 (sched_get_opxy_mem_type): New static function.
9095 (m68k_sched_attr_op_mem): Update.
9096 (m68k_sched_attr_type2): Remove.
9097 (sched_cfv4_bypass_data): New static variable.
9098 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9099 (m68k_sched_issue_rate): Implement scheduler hook.
9100 (struct _sched_ib: enabled_p): New field.
9101 (m68k_sched_variable_issue): Update. Handle V4.
9102 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9103 sched_dump_class_func_t, sched_dump_split_class,
9104 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9105 sched_dump_dfa_class, m68k_sched_dump): Remove.
9106 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9108 (m68k_sched_init_global): Remove statisctics dumping, introduce
9109 sanity check that all instructions have pipeline reservations. Handle
9111 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9112 Handle ColdFire V4 core.
9113 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9114 New static functions.
9115 (m68k_sched_address_bypass_p): New bypass predicate.
9116 (sched_get_indexed_address_scale): New static function.
9117 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9119 * cf.md: Update comments.
9120 (define_attr type2): Remove. Use 'type' attribute instead.
9122 (cf_ib): Rename to cfv123_ib. Update all uses.
9123 (cf_oep): Rename to cfv123_oep. Update all uses.
9124 (cf_chr): Rename to cfv123_chr. Update all uses.
9125 (cf_mem): Rename to cfv123_mem. Update all uses.
9126 (cf_mac): Move to more appropriate place.
9127 (cfv123_guess): New automaton and cpu_unit.
9128 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9129 Update uses of 'size' attribute. Handle before reload scheduling.
9130 (cfv123_guess): New dummy reservation for unhandled instructions.
9131 (cfv4_*): Pipeline description of ColdFire V4 core.
9132 (ignore): New reservation to handle 'ignore' type.
9134 2008-05-07 Ian Lance Taylor <iant@google.com>
9137 * gimplify.c (find_single_pointer_decl_1): Don't look through
9139 (find_single_pointer_decl): Adjust comments.
9141 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9144 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9145 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9148 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9149 integral type rather than floating point, then VIEW_CONVERT_EXPR
9150 to the floating point type.
9152 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9154 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9155 TFmode op0 to register.
9157 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9159 * c-decl.c (grokdeclarator): Comment typo.
9161 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9163 * tree-flow.h: Remove prototype for computed_goto_p.
9164 * tree-cfg.c (computed_goto_p): Make static.
9166 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9169 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9170 (contains_aligned_value_p): This. Handle _Decimal128.
9171 (ix86_function_arg_boundary): Only align _Decimal128 to its
9172 natural boundary and handle it properly.
9174 2008-05-06 Martin Jambor <mjambor@suse.cz>
9176 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9177 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9178 (ipcp_method_set_orig_node): Removed.
9179 (ipcp_cval_get_cvalue_type): Removed.
9180 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9181 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9182 (ipcp_cval_set_cvalue_type): Removed.
9183 (ipcp_cval_get_cvalue): Removed.
9184 (ipcp_cval_set_cvalue): Removed.
9185 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9186 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9187 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9188 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9189 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9190 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9191 (ipcp_get_ith_lattice): Changed parameters.
9192 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9193 (ipcp_lattice_from_jfunc): Changed parameters.
9194 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9195 (ipcp_method_cval_print): Added temporary variable info.
9196 (ipcp_redirect): Removed already unused local variable caller.
9197 (ipcp_redirect): New temporary variable orig_callee_info
9198 (ipcp_redirect): Removed newly unused local variable callee.
9199 (ipcp_redirect): Removed (a bit confusing) local variable type.
9200 (ipcp_insert_stage): Added local variable info.
9201 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9203 (ipcp_formal_create): Removed.
9204 (ipcp_method_cval_set): Removed.
9205 (ipcp_propagate_stage): Renamed lattice variables.
9206 (ipcp_method_cval_set_cvalue_type): Removed.
9207 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9208 (ipcp_print_all_lattices): Changed printed strings to refer to
9209 lattices rather than cvals.
9210 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9211 (ipcp_propagate_const): Changed formal parameters.
9212 (build_const_val): Changed formal parameters.
9213 (ipcp_insert_stage): Removed useless variable cvalue
9214 (build_const_val): Changed formal parameters.
9215 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9216 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9217 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9218 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9219 (ipcp_print_func_profile_counts): Changed string from "method" to
9221 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9222 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9223 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9224 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9225 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9226 (ipcp_lat_is_const): Changed parameters and made inline.
9227 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9228 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9229 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9230 the predicate condition directly
9231 (ipcp_propagate_stage): Added local variable args. Removed local
9232 variable callee. (Both are mere code simplifications.)
9233 (ipcp_method_dont_insert_const): Renamed to
9234 ipcp_node_not_modifiable_p.
9235 (ipcp_node_not_modifiable_p): Made inline.
9236 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9237 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9238 (ipcp_print_all_lattices): Removed variable cvalue
9239 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9242 2008-05-06 Olivier Hainque <hainque@adacore.com>
9244 * tree-sra.c (try_instantiate_multiple_fields): Early return
9245 if field has POINTER_TYPE.
9247 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9249 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9250 by using 'q' specifier for instruction.
9251 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9253 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9255 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9256 Change mode of zero_extract from QImode to HImode.
9257 (sign bit tests peepholes): (Ditto.).
9259 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9261 * config/i386/mmx.md: Remove double backslashes from asm templates.
9262 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9263 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9264 to handle nonimmediate operands.
9265 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9266 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9267 to handle nonimmediate operands.
9268 (*mmx_<code>v2sf3_finite): New insn pattern.
9269 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9270 (mmx_<code>v2sf3): New expander. Use
9271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9272 (mmx_<plusminus_insn><mode>3): New expander. Use
9273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9274 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9275 (mmx_add<mode>3): Removed.
9276 (mmx_ssadd<mode>3): Ditto.
9277 (mmx_usadd<mode>3): Ditto.
9278 (mmx_sub<mode>3): Ditto.
9279 (mmx_sssub<mode>3): Ditto.
9280 (mmx_ussub<mode>3): Ditto.
9281 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
9282 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
9283 to handle nonimmediate operands.
9284 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
9286 (mmx_smulv4hi3_highpart): New expander. Use
9287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9288 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
9290 (mmx_umulv4hi3_highpart): New expander. Use
9291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9292 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
9293 (mmx_<code>v4hi3): New expander. Use
9294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9295 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
9296 (mmx_<code>v8qi3): New expander. Use
9297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9298 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
9299 (mmx_<code><mode>3): New expander. Use
9300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9302 2008-05-05 Jan Hubicka <jh@suse.cz>
9304 PR tree-optimization/36118
9305 * passes.c (pass_init_dump_file): Fix dump header.
9307 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
9311 VCE for function decls.
9313 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9315 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
9317 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9319 * config/i386/i386.md (sat_plusminus): New.
9320 (plusminus_insn): Likewise.
9321 (plusminus_mnemonic): Likewise.
9323 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
9324 (*<addsub><mode>3_cc_overflow): Renamed to ...
9325 (*<plusminus_insn><mode>3_cc_overflow): This.
9326 (*<addsub>si3_zext_cc_overflow): Renamed to ...
9327 (*<plusminus_insn>si3_zext_cc_overflow): This.
9329 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
9330 (<plusminus_insn><mode>3): This.
9331 (*<addsub><mode>3): Renamed to ...
9332 (*<plusminus_insn><mode>3): This.
9333 (<sse>_vm<addsub><mode>3): Renamed to ...
9334 (<sse>_vm<plusminus_insn><mode>3): This.
9335 (sse3_h<addsub>v4sf3): Renamed to ...
9336 (sse3_h<plusminus_insn>v4sf3): This.
9337 (sse3_h<addsub>v2df3): Renamed to ...
9338 (sse3_h<plusminus_insn>v2df3): This.
9339 (<plusminus_insn><mode>3): New.
9340 (*<plusminus_insn><mode>3): Likewise.
9341 (sse2_<plusminus_insn><mode>3): Likewise.
9342 (add<mode>): Removed.
9343 (*add<mode>3): Likewise.
9344 (sse2_ssadd<mode>3): Likewise.
9345 (sse2_usadd<mode>3): Likewise.
9346 (sub<mode>3): Likewise.
9347 (*sub<mode>3): Likewise.
9348 (sse2_sssub<mode>3): Likewise.
9349 (sse2_ussub<mode>3): Likewise.
9351 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
9353 * gthr-single.h: Add in required interface elements as per gthr.h.
9354 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
9355 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
9356 Generalize UNUSED macro.
9357 (__gthread_once): Add.
9358 (__gthread_key_create): Add.
9359 (__gthread_key_delete): Add.
9360 (__gthread_getspecific): Add.
9361 (__gthread_setspecific): Add.
9363 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
9365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
9366 the same size types for the indirect reference on the rhs, then
9369 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9371 * config/i386/i386.md
9372 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
9373 one insn template instead of template series.
9374 (*xordi_1_rex64): Ditto.
9375 (*xordi_2_rex64): Ditto.
9377 2008-05-05 Ira Rosen <irar@il.ibm.com>
9379 PR tree-optimization/36119
9380 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9383 2008-06-04 Jan Hubicka <jh@suse.cz>
9385 tree-optimization/36100
9386 * tree-pass.h (pass_O0_always_inline): Declare.
9387 * ipa-inline.c (inline_transform): Remove dead code.
9388 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9389 pass_O0_always_inline): New.
9390 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9392 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9394 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9395 mnemonic in this_param move for TARGET_64BIT.
9397 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9399 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9400 (*strmovsi_rex_1): Ditto.
9401 (*strsetsi_1): Ditto.
9402 (*strsetsi_rex_1): Ditto.
9404 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9405 adddicc expanders using SWI mode iterator.
9407 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9410 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9413 2008-05-04 David S. Miller <davem@davemloft.net>
9415 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9416 (sparc*-*-linux*): Use linux.h in tm_file.
9417 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9418 compiler defaulting to 32-bit.
9419 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9421 * config/sparc/linux.h: Remove definitions now obtained
9422 properly from linux.h
9423 * config/sparc/linux64.h: Likewise.
9424 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9425 don't want this setting for 32-bit builds in a biarch compiler.
9426 * doc/install.texi: Add sparc-linux to list of targets
9427 supporting --enable-targets=all.
9429 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9431 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9433 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9435 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9436 after V4SI_FTYPE_V8HI.
9437 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
9438 case V4SI_FTYPE_V2DF.
9440 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
9442 * doc/invoke.texi (max-flow-memory-locations): Removed.
9443 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
9445 2008-05-03 Richard Guenther <rguenther@suse.de>
9448 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
9450 2008-05-02 David S. Miller <davem@davemloft.net>
9452 * config.gcc (need_64bit_hwint): Document libcpp dependency.
9454 2008-05-02 Simon Baldwin <simonb@google.com>
9457 * c-common.h (warn_array_subscript_range): Removed.
9458 * c-common.c (warn_array_subscript_range): Ditto.
9459 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
9460 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
9462 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9464 * config/i386/i386.c (ix86_special_builtin_type): New.
9465 (bdesc_special_args): Likewise.
9466 (ix86_expand_special_args_builtin): Likewise.
9467 (ix86_init_mmx_sse_builtins): Updated.
9468 (ix86_expand_builtin): Updated.
9469 (ix86_expand_store_builtin): Removed.
9470 (ix86_expand_unop_builtin): Likewise.
9472 * config/i386/mm3dnow.h (__v2sf): Moved to ...
9473 * config/i386/mmintrin.h (__v2sf): Here.
9475 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
9477 (_mm_loadl_pi): Likewise.
9478 (_mm_storeh_pi): Replace __v2si with __v2sf.
9479 (_mm_storel_pi): Likewise.
9481 * doc/extend.texi: Correct __builtin_ia32_loadhps,
9482 __builtin_ia32_loadlps, __builtin_ia32_storehps,
9483 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
9484 __builtin_ia32_loadlpd.
9486 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9488 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
9489 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
9490 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
9491 (ix86_init_mmx_sse_builtins): Updated.
9492 (ix86_expand_args_builtin): Likewise.
9493 (ix86_expand_builtin): Likewise.
9494 (ix86_expand_unop1_builtin): Renamed to ...
9495 (ix86_expand_unop_vec_merge_builtin): This.
9497 2008-05-01 Jan Hubicka <jh@suse.cz>
9500 * ipa-inline.c (inline_generate_summary): Make static.
9501 (inline_transform): Do not call inlining at -O0; make static.
9502 * passes.c (execute_todo): Add sanity check.
9503 (execute_one_ipa_transform_pass): Execute proper flags.
9505 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
9507 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
9508 (DECL_NONADDRESSABLE_P): Likewise.
9509 * alias.c (record_component_aliases): Fix comment.
9511 2008-05-01 Simon Baldwin <simonb@google.com>
9513 * c-common.h (warn_array_subscript_range): New function.
9514 * c-common.c (warn_array_subscript_range): Ditto.
9515 * tree-vrp.c (check_array_ref): Corrected code to agree with
9516 comment, ignoring only arrays of size 0 or size 1.
9517 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
9519 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9521 * config/i386/i386.c (ix86_builtin_type): Replace
9522 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
9523 (bdesc_args): Updated.
9524 (ix86_init_mmx_sse_builtins): Likewise.
9525 (ix86_expand_args_builtin): Likewise.
9527 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
9530 * doc/extend.texi: Correct __builtin_ia32_palignr.
9532 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9535 * config/i386/i386.c (bdesc_crc32): Removed.
9536 (ix86_expand_crc32): Likewise.
9537 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
9538 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
9539 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
9540 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
9541 UINT_FTYPE_UINT_UCHAR.
9542 (bdesc_args): Updated. Add crc32 builtins.
9543 (ix86_init_mmx_sse_builtins): Updated.
9544 (ix86_expand_args_builtin): Updated to support subreg.
9546 * doc/extend.texi: Correct __builtin_ia32_crc32di.
9548 2008-05-01 Jan Hubicka <jh@suse.cz>
9550 * tree-pass.h (opt_pass): Add IPA_PASS.
9551 (varpool_node, cgraph_node): Forward declare.
9552 (ipa_opt_pass): Define.
9553 (pass_ipa_inline): Turn into ipa_opt_pass.
9554 (pass_apply_inline): Remove.
9555 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
9556 (apply_inline): Turn into ....
9557 (inline_transform): ... this one.
9558 (inline_generate_summary): New function.
9559 (pass_apply_inline): Remove.
9560 * function.h (ipa_opt_pass): Forward declare structure; typedef;
9562 (struct function): Add ipa_transforms_to_apply.
9563 * passes.c (register_one_dump_file): Work on IPA_PASS.
9564 (init_optimization_passes): Remove pass_inline_parameters and
9566 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
9567 (execute_one_pass) ... here; apply transforms when possible.
9568 (add_ipa_transform_pass, execute_ipa_summary_asses,
9569 execute_one_ipa_transform_pass): New.
9570 (execute_ipa_pass_list): Update for IPA_PASS type.
9572 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9574 * config/i386/i386.c (ix86_builtin_type): Add
9575 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
9576 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
9577 (bdesc_args): Add SSE4a builtins.
9578 (ix86_init_mmx_sse_builtins): Updated.
9579 (ix86_expand_args_builtin): Likewise.
9580 (ix86_expand_builtin): Likewise.
9582 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9584 * config/i386/i386.c (ix86_builtin_type): Add
9585 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
9586 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
9587 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
9588 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
9589 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
9590 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
9591 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
9592 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
9593 and DI_FTYPE_DI_DI_INT.
9594 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
9595 (ix86_init_mmx_sse_builtins): Updated.
9596 (ix86_expand_args_builtin): Likewise.
9597 (ix86_expand_builtin): Likewise.
9598 (ix86_expand_binop_imm_builtin): Removed.
9600 * doc/extend.texi: Correct __builtin_ia32_palignr128.
9602 2008-04-30 Richard Guenther <rguenther@suse.de>
9604 PR tree-optimization/32921
9605 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
9607 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
9609 * config/arm/arm.c (arm_unwind_emit): Use
9610 crtl->all_throwers_are_sibcalls instead of
9611 cfun->all_throwers_are_sibcalls.
9612 (arm_output_fn_unwind): Likewise.
9613 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
9614 instead of cfun->uses_pic_offset_table.
9615 (frv_expand_prologue): Likewise.
9616 (frv_frame_pointer_required): Likewise.
9617 (frv_expand_fdpic_call): Likewise.
9618 (frv_emit_movsi): Likewise.
9619 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
9620 cfun->returns_pcc_struct instead of
9621 current_function_returns_pcc_struct.
9622 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
9623 instead of cfun->calls_eh_return.
9624 (m32c_pushm_popm): Likewise.
9625 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
9626 "extern" declaration.
9628 2008-04-30 Richard Guenther <rguenther@suse.de>
9630 PR tree-optimization/21636
9631 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
9633 (evaluate_stmt): Print the likely value.
9634 (ccp_visit_stmt): Avoid excessive vertical spacing.
9636 2008-04-30 Rafael Espindola <espindola@google.com>
9638 * builtins.c (fold_call_expr): Return realret.
9639 * tree-ssa-threadedge.c
9640 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9641 __builtin_object_size.
9643 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
9645 * gcc.c (wrapper_string): New variable.
9646 (insert_wrapper): New function.
9647 (execute): New option -wrapper.
9648 * doc/invoke.texi (Overall Options): New driver option -wrapper.
9650 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
9652 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
9653 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
9654 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
9656 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
9657 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
9658 config/rs6000/e500crtres64gprctr.asm,
9659 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
9660 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
9661 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
9662 config/rs6000/e500crtsav64gprctr.asm,
9663 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
9664 config/rs6000/e500crtsavg64gprctr.asm: New files.
9665 * config/rs6000/t-ppccomm: Add build rules for new files.
9666 (LIB2FUNCS_STATIC_EXTRA): Add new files.
9667 * config/rs6000/t-netbsd: Add build rules for new files.
9668 (LIB2FUNCS_STATIC_EXTRA): New variable.
9669 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
9670 (CRTSAVRES_DEFAULT_SPEC): Likewise.
9671 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
9673 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
9675 * config/i386/i386.c (ix86_builtin_type): Add
9676 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
9677 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
9678 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
9679 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
9680 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
9681 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
9682 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
9683 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
9684 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
9685 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
9686 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
9687 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
9688 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
9689 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
9690 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
9691 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
9692 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
9693 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
9694 V1DI_FTYPE_V2SI_V2SI.
9695 (bdesc_2arg): Moved to ...
9697 (ix86_init_mmx_sse_builtins): Updated.
9698 (ix86_expand_args_builtin): Updated. Take a pointer
9699 to const struct builtin_description. Handle comparison
9701 (ix86_expand_sse_compare): Take a new argument for swapping operands.
9702 (ix86_expand_builtin): Updated.
9704 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
9705 (ssse3_pmaddubsw128): This.
9706 (ssse3_pmaddubswv4hi3): Renamed to ...
9707 (ssse3_pmaddubsw): This.
9709 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
9710 (__builtin_ia32_packssdw128): Likewise.
9711 (__builtin_ia32_packuswb128): Likewise.
9712 (__builtin_ia32_pmaddubsw): Likewise.
9713 (__builtin_ia32_pmaddubsw128): Likewise.
9715 2008-04-30 Richard Guenther <rguenther@suse.de>
9717 PR tree-optimization/14847
9718 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
9719 (recognize_bits_test): Use it.
9720 (recognize_single_bit_test): Likewise.
9722 2008-04-30 Martin Jambor <mjambor@suse.cz>
9724 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
9725 instead of setting number of formal parameters to zero.
9726 (ipcp_init_stage): Do not set the number of actual parameters to zero
9728 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
9729 which are called with variable number of arguments.
9730 (ipcp_insert_stage): Explicitely skipping all nodes which are
9731 called with variable number of arguments.
9732 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
9733 number of parameters.
9735 * ipa-prop.h (struct ipa_node_params): Added flag
9736 called_with_var_arguments
9737 (ipa_set_param_count): Added. Changed sole setter to use it.
9738 (ipa_get_param_count): Added. All readers of param_count
9739 converted to use it instead.
9740 (ipa_set_called_with_variable_arg): Added.
9741 (ipa_is_called_with_var_arguments): Added.
9742 (ipa_get_ith_param): Added. All readers of param_decls converted
9744 (ipa_set_cs_argument_count): Added, sole writer to argument_count
9746 (ipa_get_cs_argument_count): Added, all readers of argument_count
9748 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
9751 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
9752 (struct ipcp_lattice): Renamed cval_type to type
9753 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
9755 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
9756 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
9757 (ipcp_insert_stage): Changed the type of variable cvalue to tree
9758 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
9759 (build_const_val): Changed the type of parameter cvalue to tree
9760 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
9761 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
9763 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
9766 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
9767 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
9768 (ipa_add_method): Renamed to ipa_push_func_to_list
9769 (ipa_remove_method): Renamed to ipa_pop_func_from_list
9770 (ipa_callsite_param_count): Removed.
9771 (ipa_callsite_param_count_set): Removed.
9772 (ipa_callsite_param): Removed.
9773 (ipa_callsite_callee): Removed.
9774 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
9775 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
9776 (ipa_method_formal_count): Removed.
9777 (ipa_method_formal_count_set): Removed.
9778 (ipa_method_get_tree): Removed.
9779 (ipa_method_tree_map_create): Removed.
9780 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
9781 (ipa_create_param_decls_array): Creates the array itself
9782 (ipa_create_param_decls_array): Temporary variable info instead of
9784 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
9785 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
9786 (get_type): Removed.
9787 (ipa_jf_get_info_type): Removed.
9788 (ipa_node_create): Renamed to ipa_create_node_params
9789 (ipa_free): Renamed to ipa_free_all_node_params
9790 (ipa_nodes_create): Renamed to ipa_create_all_node_params
9791 (ipa_edges_create): Renamed to ipa_create_all_edge_args
9792 (ipa_edges_free): Renamed to ipa_free_all_edge_args
9793 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
9794 (ipa_free_all_node_params): Deallocation to jump_functions moved to
9795 ipa_free_all_edge_args
9796 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
9797 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
9798 (ipa_create_methodlist_node): Removed.
9799 (ipa_methodlist_method): Removed.
9800 (ipa_methodlist_method_set): Removed.
9801 (ipa_methodlist_next_method): Removed.
9802 (ipa_methodlist_next_method_set): Removed.
9803 (ipa_method_is_modified): Removed.
9804 (ipa_method_modify_create): Removed.
9805 (ipa_method_modify_init): Temporary variable info instead of a few
9807 (ipa_detect_param_modifications): Temporary variable info instead of
9809 (ipa_compute_jump_functions): Temporary variable info instead of
9811 (ipa_method_modify_set): Removed.
9812 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
9813 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
9814 than craph_node as the first parameter.
9815 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
9816 (ipa_method_modify_init): Removed.
9817 (ipa_compute_jump_functions): Added a temp variable instead of
9818 repeatadly dereferencing the cgraph_edge.aux pointer
9819 (ipa_callsite_param_set_type): Removed.
9820 (ipa_compute_jump_functions): i renamed to index and moved to
9822 (ipa_callsite_param_set_info_type_formal): Removed.
9823 (ipa_callsite_param_set_info_type): Removed.
9824 (ipa_callsite_param_map_create): Removed.
9825 (ipa_callsite_tree): Removed.
9826 (ipa_callsite_caller): Removed.
9827 (ipa_pop_func_from_list): return_method removed to return_func
9829 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
9830 prefixed all values with IPA_. Changed all users.
9831 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
9832 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
9833 and FORMAL_IPATYPE IPA_PASS_THROUGH.
9834 (union parameter_info): Renamed to jump_func_value.
9835 (union jump_func_value): Renamed value to constant
9836 (struct ipa_jump_func): Renamed info_type to value
9837 (struct ipa_node): Renamed to ipa_node_params
9838 (struct ipa_node_params): Renamed ipa_arg_num to param_count
9839 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
9840 (struct ipa_node_params): Renamed ipa_mod to modified_flags
9841 (struct ipa_edge): Renamed to ipa_edge_args
9842 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
9843 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
9844 (struct ipa_methodlist): Renamed to ipa_func_list
9845 (struct ipa_func_list): method_p renamed to node, next_method
9847 (ipa_methodlist_p): Removed, switched all users to struct pointer
9848 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
9850 2008-04-30 Alan Modra <amodra@bigpond.net.au>
9852 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
9853 (rs6000_emit_epilogue): Use backchain to restore only when we
9854 have a large frame. Make use of frame pointer to restore if we
9855 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
9857 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
9859 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9860 Add mode to zero_extract.
9861 (sign bit tests peepholes): (Ditto.).
9863 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
9865 * config/i386/i386.c (ix86_builtins): Replace Prescott New
9866 Instructions in comments with SSE3.
9867 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
9868 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
9869 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
9870 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
9871 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
9872 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
9873 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
9874 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
9875 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
9876 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
9877 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
9878 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
9879 (bdesc_sse_args): Renamed to ...
9880 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
9881 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
9882 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
9884 (bdesc_1arg): Moved to ...
9886 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
9887 Instructions in comments with SSE3.
9888 (ix86_expand_sse_operands_builtin): Renamed to ...
9889 (ix86_expand_args_builtin): This. Updated.
9890 (ix86_expand_unop1_builtin): Update comments.
9891 (ix86_expand_builtin): Updated.
9893 2008-04-29 Richard Guenther <rguenther@suse.de>
9895 PR tree-optimization/36078
9896 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
9897 Update virtual SSA form after cleaning up the CFG.
9899 2008-04-29 Richard Guenther <rguenther@suse.de>
9902 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
9904 2008-04-29 Richard Guenther <rguenther@suse.de>
9906 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
9907 (compute_may_aliases): Do not call finalize_ref_all_pointers.
9908 (compute_flow_insensitive_aliasing): Do not treat
9909 PTR_IS_REF_ALL pointers special.
9910 (get_smt_for): Likewise.
9911 (may_alias_p): Re-structure.
9912 (is_escape_site): A ref-all pointer conversion is not an escape site.
9913 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
9914 PTR_IS_REF_ALL pointers special.
9915 * tree-ssa-structalias.h (struct alias_info): Remove
9916 ref_all_symbol_mem_tag field.
9917 (PTR_IS_REF_ALL): Remove.
9919 2008-04-29 Richard Guenther <rguenther@suse.de>
9922 * fold-const.c (extract_muldiv_1): In combining division constants
9923 make sure to never overflow.
9925 2008-04-29 Nick Clifton <nickc@redhat.com>
9927 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
9929 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9932 * optc-gen.awk: Work around HP-UX/IA awk bug.
9934 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
9936 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
9939 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/i386.md
9943 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
9944 Change operand 1 predicate to nonimmediate_operand.
9946 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9949 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9951 * gengtype.c (walk_type, write_func_for_structure): Handle
9953 * doc/gty.texi: Document chain_circular.
9955 2008-04-28 Richard Guenther <rguenther@suse.de>
9957 PR tree-optimization/36066
9958 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9961 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9964 * config/i386/i386.md
9965 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9966 Use match_scratch instead of match_operand for operands 3 and 4.
9968 2008-04-27 Richard Guenther <rguenther@suse.de>
9970 PR tree-optimization/18754
9971 PR tree-optimization/34223
9972 * tree-pass.h (pass_complete_unrolli): Declare.
9973 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9974 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9975 Rewrite loop into loop closed SSA form if it is not already.
9976 (tree_unroll_loops_completely): Re-structure to iterate over
9977 innermost loops with intermediate CFG cleanups.
9978 Unroll outermost loops only if requested or the code does not grow
9980 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9981 loops are available.
9982 (tree_vectorize): Instead do so here.
9983 (tree_complete_unroll): Also unroll outermost loops.
9984 (tree_complete_unroll_inner): New function.
9985 (gate_tree_complete_unroll_inner): Likewise.
9986 (pass_complete_unrolli): New pass.
9987 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9988 uses outside of the loop.
9989 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9990 form if it is available.
9991 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9992 * passes.c (init_optimization_passes): Schedule complete inner
9993 loop unrolling pass before the first CCP pass after final inlining.
9995 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9997 * targhooks.h (default_emutls_var_fields,
9998 default_emutls_var_init): Declare.
9999 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10000 * target.h (struct gcc_target): Add struct emutls member.
10001 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10002 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10003 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10004 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10005 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10006 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10007 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10008 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10009 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10010 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10011 emit debug information.
10012 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10013 * varasm.c: Include targhooks.h.
10014 (emutls_object_section, emutls_tmpl_section): New.
10015 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10016 (EMUTLS_SEPARATOR): New.
10017 (prefix_name): New.
10018 (get_emutls_object_name): New.
10019 (default_emutls_var_fields): New, broken out of ...
10020 (get_emutls_object_type): ... here. Adjust to use target hooks.
10021 (get_emutls_init_templ_addr): Adjust to use target hooks.
10022 (emutls_decl): Adjust to use target hooks.
10023 (emutls_finish): Likewise.
10024 (default_emutls_var_init): New, broken out of ...
10025 (assemble_variable): ... here. Adjust to use target hooks.
10026 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10027 SECCAT_EMUTLS_TMPL.
10028 * c-common.c (handle_section_attribute): Prevent overriding
10029 sections for emulated tls with special sections.
10030 * config/i386/i386.c (x86_64_elf_select_section): Add
10031 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10032 (x86_64_elf_unique_section): Likewise.
10033 * config/vxworks.c: Include tree.h.
10034 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10035 (vxworks_override_options): Set TLS scheme.
10036 * doc/tm.texi (Emulated TLS): New node.
10038 2008-04-26 Simon Baldwin <simonb@google.com>
10041 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10042 with propagated string constants.
10044 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10046 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10047 constraint for operand 2 when operand 0 is memory operand.
10048 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10049 operand 0 is memory operand.
10050 (fix_trunc<mode>_i387_with_temp): Ditto.
10051 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10052 operand 2 when operand 1 is memory operand.
10053 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10054 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10055 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10056 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10057 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10058 operands 2,3 and 4 when operand 1 is memory operand.
10059 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10061 (fistdi2_floor_with_temp): Ditto.
10062 (fist<mode>2_floor_with_temp): Ditto.
10063 (fistdi2_ceil_with_temp): Ditto.
10064 (fist<mode>2_ceil_with_temp): Ditto.
10065 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10067 2008-04-26 David Daney <ddaney@avtrex.com>
10069 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10071 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10072 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10073 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10074 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10075 (compare_and_swap_12): New insn.
10076 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10077 * config/mips/mips.c (mips_force_binary): New function.
10078 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10079 (mips_expand_compare_and_swap_12): New function.
10080 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10082 2008-04-25 Jan Hubicka <jh@suse.cz>
10085 * cfgexpand.c (pass_expand): Turn into RTL pass.
10086 * passes.c (execute_one_pass): Do pass typechecking after execution.
10087 * tree-pass.h (pass_expand): Turn into RTL pass.
10089 * function.h (struct rtl_data): Move here fields
10090 accesses_prior_frames, calls_eh_return, saves_all_registers,
10091 has_nonlocal_goto, has_asm_statement, is_thunk,
10092 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10093 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10094 arg_pointer_save_area_init from struct function; turn into bool.
10095 (struct function): Move
10096 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10097 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10098 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10099 tail_call_emit, arg_pointer_save_area_init
10100 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10101 (current_function_returns_struct, current_function_returns_pcc_struct,
10102 current_function_calls_setjmp, current_function_calls_alloca,
10103 current_function_accesses_prior_frames,
10104 current_function_calls_eh_return, current_function_is_thunk,
10105 current_function_stdarg, current_function_profile,
10106 current_function_limit_stack, current_function_uses_pic_offset_table,
10107 current_function_uses_const_pool, current_function_has_nonlocal_label,
10108 current_function_saves_all_registers,
10109 current_function_has_nonlocal_goto,
10110 current_function_has_asm_statement): Remove accesor macros.
10111 * ra-conflict.c (global_conflicts): Update.
10112 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10113 (suitable_for_tail_call_opt_p): Update.
10114 * builtins.c (expand_builtin_return_addr): Update.
10115 (expand_builtin_setjmp_setup): Update.
10116 (expand_builtin_nonlocal_goto): Update.
10117 * final.c (final_start_function): Update.
10118 (profile_function): Update.
10119 (leaf_function_p): Update.
10120 (only_leaf_regs_used): Update.
10121 * df-scan.c (df_get_exit_block_use_set): Update.
10122 * dojump.c (clear_pending_stack_adjust): Update.
10123 * tree-stdarg.c (gate_optimize_stdarg): Update.
10124 * gimple-low.c (lower_function_body): Update.
10125 * global.c (compute_regsets): Update.
10126 (global_alloc): Update.
10127 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10128 * expr.c (expand_assignment): Update.
10129 * dse.c (dse_step0): Update.
10130 (dse_step1): Update.
10131 * c-decl.c (store_parm_decls): Update.
10132 * local-alloc.c (combine_regs): Update.
10133 (find_free_reg): Update.
10134 * function.c (assign_parms_augmented_arg_list): Update.
10135 (assign_parm_find_data_types): Update.
10136 (assign_parms): Update.
10137 (allocate_struct_function): Update.
10138 (expand_function_start): Update.
10139 (expand_function_end): Update.
10140 (get_arg_pointer_save_area): Update.
10141 (thread_prologue_and_epilogue_insns): Update.
10142 (rest_of_match_asm_constraints): Update.
10143 * stor-layout.c (variable_size): Update.
10144 * gcse.c (gcse_main): Update.
10145 (bypass_jumps): Update.
10146 * gimplify.c (gimplify_function_tree): Update.
10147 * calls.c (emit_call_1): Update.
10148 (expand_call): Update.
10149 * bt-load.c (compute_defs_uses_and_gen): Update.
10150 * except.c (sjlj_assign_call_site_values): Update.
10151 (sjlj_emit_function_enter): Update.
10152 (can_throw_external): Update.
10153 (set_nothrow_function_flags): Update.
10154 (expand_builtin_unwind_init): Update.
10155 (expand_eh_return): Update.
10156 (convert_to_eh_region_ranges): Update.
10157 (output_function_exception_table): Update.
10158 * emit-rtl.c (gen_tmp_stack_mem): Update.
10159 * cfgexpand.c (expand_used_vars): Update.
10160 (tree_expand_cfg): Update.
10161 * cfgcleanup.c (rest_of_handle_jump): Update.
10162 * explow.c (allocate_dynamic_stack_space): Update.
10163 * varasm.c (assemble_start_function): Update.
10164 (force_const_mem): Update.
10165 (mark_constant_pool): Update.
10166 * tree-optimize.c (tree_rest_of_compilation): Update.
10167 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10168 * tree-cfg.c (notice_special_calls): Update.
10169 (is_ctrl_altering_stmt): Update.
10170 (tree_can_make_abnormal_goto): Update.
10171 (tree_purge_dead_abnormal_call_edges): Update.
10172 * config/alpha/predicates.md: Update.
10173 * config/alpha/alpha.c (alpha_sa_mask): Update.
10174 (alpha_sa_size): Update.
10175 (alpha_does_function_need_gp): Update.
10176 (alpha_expand_prologue): Update.
10177 (alpha_start_function): Update.
10178 (alpha_output_function_end_prologue): Update.
10179 (alpha_expand_epilogue): Update.
10180 * config/frv/frv.c (frv_stack_info): Update.
10181 (frv_expand_epilogue): Update.
10182 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10183 (s390_register_info): Update.
10184 (s390_frame_info): Update.
10185 (s390_init_frame_layout): Update.
10186 (s390_can_eliminate): Update.
10187 (save_gprs): Update.
10188 * config/spu/spu.c (spu_split_immediate): Update.
10189 (need_to_save_reg): Update.
10190 (spu_expand_prologue): Update.
10191 (spu_expand_epilogue): Update.
10192 * config/sparc/sparc.md: Update.
10193 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10194 (sparc_tls_got): Update.
10195 (legitimize_pic_address): Update.
10196 (sparc_emit_call_insn): Update.
10197 (sparc_expand_prologue): Update.
10198 (output_return): Update.
10199 (print_operand): Update.
10200 (sparc_function_ok_for_sibcall): Update.
10201 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10202 * config/m32r/m32r.md: Update.
10203 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10204 (m32r_compute_frame_size): Update.
10205 (m32r_expand_prologue): Update.
10206 (m32r_expand_epilogue): Update.
10207 (m32r_legitimize_pic_address): Update.
10208 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10209 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10210 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10211 (gen_push): Update.
10212 (ix86_save_reg): Update.
10213 (ix86_compute_frame_layout): Update.
10214 (ix86_expand_prologue): Update.
10215 (ix86_expand_epilogue): Update.
10216 * config/sh/sh.c (output_stack_adjust): Update.
10217 (calc_live_regs): Update.
10218 (sh5_schedule_saves): Update.
10219 (sh_expand_prologue): Update.
10220 (sh_expand_epilogue): Update.
10221 (sh_setup_incoming_varargs): Update.
10222 (sh_allocate_initial_value): Update.
10223 (sh_get_pr_initial_val): Update.
10224 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10225 * config/sh/sh.md (label:): Update.
10226 * config/avr/avr.c (out_movhi_mr_r): Update.
10227 * config/crx/crx.h (enum): Update.
10228 * config/xtensa/xtensa.h (along): Update.
10229 * config/stormy16/stormy16.c Update.
10230 (xstormy16_compute_stack_layout): Update.
10231 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10232 (fr30_expand_prologue): Update.
10233 * config/cris/cris.c (cris_conditional_register_usage): Update.
10234 (cris_reg_saved_in_regsave_area): Update.
10235 (cris_initial_frame_pointer_offset): Update.
10236 (cris_simple_epilogue): Update.
10237 (cris_expand_prologue): Update.
10238 (cris_expand_epilogue): Update.
10239 (cris_expand_pic_call_address): Update.
10240 (cris_asm_output_symbol_ref): Update.
10241 (cris_asm_output_label_ref): Update.
10242 * config/cris/cris.md Update.
10243 * config/iq2000/iq2000.c (compute_frame_size): Update.
10244 (iq2000_expand_epilogue): Update.
10245 * config/mt/mt.h (save_direction): Update.
10246 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10247 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10248 (ia64_secondary_reload_class): Update.
10249 * config/m68k/m68k.c (m68k_save_reg): Update.
10250 (m68k_expand_prologue): Update.
10251 (m68k_expand_epilogue): Update.
10252 (legitimize_pic_address): Update.
10253 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10254 (first_reg_to_save): Update.
10255 (first_altivec_reg_to_save): Update.
10256 (compute_vrsave_mask): Update.
10257 (compute_save_world_info): Update.
10258 (rs6000_stack_info): Update.
10259 (spe_func_has_64bit_regs_p): Update.
10260 (rs6000_ra_ever_killed): Update.
10261 (rs6000_emit_eh_reg_restore): Update.
10262 (rs6000_emit_allocate_stack): Update.
10263 (rs6000_emit_prologue): Update.
10264 (rs6000_emit_epilogue): Update.
10265 (rs6000_output_function_epilogue): Update.
10266 (output_profile_hook): Update.
10267 (rs6000_elf_declare_function_name): Update.
10268 * config/rs6000/rs6000.h (rs6000_args): Update.
10269 * config/rs6000/rs6000.md: Update.
10270 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10271 * config/arc/arc.c (arc_output_function_epilogue): Update.
10272 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10273 * config/darwin.c (machopic_function_base_name): Update.
10274 * config/score/score3.c (score3_compute_frame_size): Update.
10277 (score3_epilogue): Update.
10278 * config/score/score7.c (score7_compute_frame_size): Update.
10279 (score7_prologue): Update.
10280 (score7_epilogue): Update.
10281 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
10282 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10283 * config/arm/arm.c (use_return_insn): Update.
10284 (require_pic_register): Update.
10285 (arm_load_pic_register): Update.
10286 (arm_compute_save_reg0_reg12_mask): Update.
10287 (arm_compute_save_reg_mask): Update.
10288 (thumb1_compute_save_reg_mask): Update.
10289 (output_return_instruction): Update.
10290 (arm_output_function_prologue): Update.
10291 (arm_output_epilogue): Update.
10292 (arm_get_frame_offsets): Update.
10293 (arm_expand_prologue): Update.
10294 (thumb_pushpop): Update.
10295 (thumb_exit): Update.
10296 (thumb1_expand_prologue): Update.
10297 (thumb1_expand_epilogue): Update.
10298 (arm_unwind_emit): Update.
10299 (arm_output_fn_unwind): Update.
10300 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
10301 * config/arm/arm.md: Update.
10302 * config/pa/pa.md: Update.
10303 * config/pa/pa.c (legitimize_pic_address): Update.
10304 (compute_frame_size): Update.
10305 (hppa_expand_prologue): Update.
10306 (hppa_expand_epilogue): Update.
10307 (borx_reg_operand): Update.
10308 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
10309 (HARD_REGNO_RENAME_OK): Update.
10310 * config/mips/mips.c (mips_global_pointer): Update.
10311 (mips_save_reg_p): Update.
10312 (mips_compute_frame_info): Update.
10313 (mips_frame_pointer_required): Update.
10314 (mips_expand_prologue): Update.
10315 (mips_expand_epilogue): Update.
10316 (mips_can_use_return_insn): Update.
10317 (mips_reorg_process_insns): Update.
10318 * config/v850/v850.c (compute_register_save_size): Update.
10319 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
10320 * config/mmix/mmix.c (along): Update.
10321 (mmix_expand_epilogue): Update.
10322 * config/bfin/bfin.c (legitimize_pic_address): Update.
10323 (must_save_p): Update.
10324 (stack_frame_needed_p): Update.
10325 (add_to_reg): Update.
10326 (bfin_expand_prologue): Update.
10327 * stmt.c (expand_asm_operands): Update.
10328 * reload1.c (reload): Update.
10329 (init_elim_table): Update.
10331 2008-04-25 Bob Wilson <bob.wilson@acm.org>
10333 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
10335 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
10337 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
10338 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
10339 (mov<mode>): Removed.
10340 (*movv4sf_internal): Likewise.
10341 (*movv2df_internal): Likewise.
10343 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
10345 * config.gcc (crx-*-elf): Remove deprecation.
10347 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
10349 * config/i386/cygming-crtend.c (register_frame_ctor): Register
10350 __gcc_deregister_frame with atexit.
10351 (deregister_frame_dtor): Remove.
10353 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
10354 Nathan Sidwell <nathan@codesourcery.com>
10356 * config/rs6000/rs6000.opt (mspe): Remove Var property.
10358 * config/rs6000/rs6000.h (rs6000_spe): Declare.
10359 (rs6000_isel): Likewise.
10360 * config/rs6000/rs6000.c (rs6000_spe): New variable.
10361 (rs6000_isel): New variable.
10362 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
10364 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10367 * c-common.c (handle_vector_size_attribute): Call
10368 lang_hooks.types.reconstruct_complex_type instead of
10369 reconstruct_complex_type.
10370 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
10371 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
10372 * langhooks.h (struct lang_hooks_for_types): Add
10373 reconstruct_complex_type hook.
10374 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10375 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10377 2008-04-24 Richard Guenther <rguenther@suse.de>
10379 * c-common.h (check_builtin_function_arguments): Declare.
10380 * c-common.c (validate_nargs): New function.
10381 (check_builtin_function_arguments): Likewise.
10382 * c-typeck.c (build_function_call): Call
10383 check_builtin_function_arguments.
10384 * builtins.c (fold_builtin_classify): Remove error reporting code.
10385 (fold_builtin_unordered_cmp): Likewise.
10386 (fold_builtin_1): Likewise.
10387 (fold_builtin_n): Likewise.
10389 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10391 PR tree-optimization/36008
10392 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10393 the original op1, rather than delta by step.
10395 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10396 Sebastian Pop <sebastian.pop@amd.com>
10398 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10399 eliminate_local_variables_stmt, eliminate_local_variables,
10400 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10401 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10402 of code delimited by two edges in the CFG.
10403 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10404 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10405 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10406 the case of parallelisation of reductions.
10407 (expr_invariant_in_region_p): New.
10409 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10410 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10412 2008-04-24 Ira Rosen <irar@il.ibm.com>
10413 Richard Guenther <rguenther@suse.de>
10415 PR tree-optimization/36034
10416 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10417 incapable of dealing with loads with gaps.
10419 2008-04-24 Rafael Espindola <espindola@google.com>
10421 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10422 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10423 vrp_evaluate_conditional.
10424 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10425 (vrp_evaluate_conditional): Split the cond argument.
10426 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10427 (simplify_stmt_for_jump_threading): Update call to
10428 vrp_evaluate_conditional.
10430 2008-04-24 Ira Rosen <irar@il.ibm.com>
10432 PR tree-optimization/35982
10433 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10434 interleaved data-refs are of the same type.
10436 2008-04-24 Danny Smith <dannysmith@users.net>
10438 * c-format.c (check_format_info_main): Use strncmp rather than a
10439 magic prefix to handle multichar length specs.
10440 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
10441 Don't prefix "I64" and "I32" with '\0'.
10443 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10446 * config/i386/i386.c (init_cumulative_args): Don't pass anything
10447 in registers for -m32 only if stdarg_p (fntype).
10449 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
10451 PR rtl-optimization/36006
10452 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
10453 temp to op0 in order to avoid invalid rtx sharing.
10455 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10457 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
10458 check TREE_INVARIANT.
10459 * tree-gimple.c (is_gimple_address): New.
10460 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
10461 * tree-gimple.h (is_gimple_address): New.
10462 * tree.h (decl_address_invariant_p): New.
10463 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
10464 (build_string): Likewise.
10465 (decl_address_invariant_p): New, from is_gimple_invariant_address.
10466 (tree_invariant_p_1): Likewise.
10467 (save_expr): Use it.
10468 (tree_invariant_p): New.
10469 (skip_simple_arithmetic): Use it.
10470 (stabilize_reference_1): Use it.
10471 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
10473 (build1_stat): Drop code to compute TREE_INVARIANT.
10474 (build2_stat): Drop code to compute TREE_INVARIANT.
10475 (build3_stat): Drop code to compute TREE_INVARIANT.
10476 (build4_stat): Drop code to compute TREE_INVARIANT.
10477 (build5_stat): Drop code to compute TREE_INVARIANT.
10478 (build7_stat): Drop code to compute TREE_INVARIANT.
10479 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
10480 * tree.h (struct tree_base): Remove invariant_flag.
10481 (TREE_INVARIANT): Remove.
10482 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
10483 (fold_builtin_expect): Check TREE_CONSTANT.
10484 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
10485 * c-tree.h (c_expr_to_decl): Drop third parameter.
10486 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
10487 (build_c_cast): Don't set TREE_INVARIANT.
10488 (pop_init_level): Don't set TREE_INVARIANT.
10489 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
10490 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
10492 (gimplify_init_constructor): Don't set TREE_INVARIANT.
10493 (gimplify_addr_expr): Adjust comment.
10494 * tree-mudflap.c (mf_build_string):
10495 * print-tree.c (print_node): Don't print TREE_INVARIANT.
10496 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
10497 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
10498 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
10499 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
10500 * langhooks.h (struct lang_hooks): Drop third parameter from
10503 2008-04-23 Richard Guenther <rguenther@suse.de>
10505 PR tree-optimization/27799
10506 PR tree-optimization/32921
10507 PR tree-optimization/32624
10508 * tree-ssa-structalias.c (merge_smts_into): Only merge the
10509 SMTs aliases and the tag itself into the solution.
10510 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
10511 merge the points-to solution back into the SMT aliases.
10512 (may_alias_p): Use alias_set_subset_of instead of
10513 aliases_conflict_p. A pointer which points to
10514 memory with alias set zero may access any variable.
10516 2008-04-23 Richard Guenther <rguenther@suse.de>
10518 * alias.c (alias_set_subset_of): Correctly handle asking
10519 if zero is a subset of an alias set with zero child.
10520 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
10521 (compute_flow_insensitive_aliasing): Correctly walk all
10522 pointers. Do not unnecessarily union sets.
10524 2008-04-23 Richard Guenther <rguenther@suse.de>
10526 PR middle-end/36021
10527 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
10529 2008-04-22 Tomas Bily <tbily@suse.cz>
10531 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
10533 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
10535 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10536 * tree-ssa-structalias.c (get_constraint_for): Likewise.
10537 * tree-inline.c (estimate_num_insns_1): Likewise.
10538 * varasm.c (const_hash_1, compare_constant, copy_constant)
10539 (compute_reloc_for_constant, output_addressed_constants): Likewise.
10540 * emit-rtl.c (component_ref_for_mem_expr)
10541 (set_mem_attributes_minus_bitpos): Likewise.
10542 * expr.c (highest_pow2_factor, expand_expr_real_1, )
10543 (is_aligning_offset): Likewise.
10544 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
10545 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10546 * dojump.c (do_jump): Likewise.
10547 * builtins.c (get_pointer_alignment, get_memory_rtx)
10548 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
10549 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
10551 2008-04-23 Jakub Jelinek <jakub@redhat.com>
10553 PR rtl-optimization/36017
10554 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
10555 expanding the library call.
10557 2008-04-22 Ian Lance Taylor <iant@google.com>
10559 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
10560 than size_in_bytes.
10562 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
10564 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
10565 of LR/CTR moves for Power6.
10567 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10569 PR middle-end/36003
10570 * passes.c (init_optimization_passes): Remove
10571 pass_fast_rtl_byte_dce.
10573 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
10577 builtin functions to generate faster code.
10578 (_mm_cvtpu16_ps): Ditto.
10579 (_mm_cvtpi32x2_ps): Ditto.
10581 2008-04-22 Nick Clifton <nickc@redhat.com>
10583 * common.opt (ftree-loop-distribution): Add Optimization
10586 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
10587 (frv_expand_builtin_va_start): Likewise.
10589 * config/arm/arm.c (thumb_find_work_register): Fix location of
10590 argument register count.
10592 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10594 Support scheduling for ColdFire V1 and V3 microarchitecture.
10595 Improve scheduling of multiplication instructions.
10597 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
10598 (mac): New instruction attribute.
10599 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
10600 (m68k_sched_mac): New variable.
10601 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
10602 Handle cfv1 and cfv3.
10603 (max_insn_size): New static variable.
10604 (struct _sched_ib): New type.
10605 (sched_ib): New static variable.
10606 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
10607 to fields of 'struct _sched_ib sched_ib'. Update all uses.
10608 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
10610 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
10611 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
10612 new variables. Update.
10613 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10614 Add modeling of cfv3 instruction buffer. Update.
10615 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
10616 * config/m68k/m68k.h (TUNE_CFV3): New macro.
10617 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
10618 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
10619 a particular reservation applies to.
10620 (type2): Reorganize attribute values. Rename alu to alu_reg,
10621 alu_l to alu, move_l to omove. Join move to alu. Split mul
10622 to mul_l and mul_w.
10623 (cf_ib_*): Simplify description of instruction buffer.
10624 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
10625 (cf_mem): Split into cf_mem1 and cf_mem2.
10626 (cf_v2_move_??): Rename to cfv12_alu_??.
10627 (cf_v2_move_l_??): Rename to cfv12_omove_??.
10628 (cf_v2_mul_??): Remove reservations.
10629 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
10630 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
10631 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
10633 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
10634 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
10635 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
10636 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
10637 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
10638 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
10639 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
10640 expansions of the above reservations for instructions of sizes
10643 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10645 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
10647 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
10649 * coverage.c: Include tree-pass.h.
10650 (coverage_counter_alloc): Print da_file_name to the dump file.
10652 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10654 * sbitmap.c (sbitmap_range_empty_p): New function.
10655 * sbitmap.h (sbitmap_range_empty_p): New function.
10656 * bitmap.h: Now includes obstack.h.
10658 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
10659 Kenneth Zadeck <zadeck@naturalbridge.com>
10661 * dbgcnt.def (ra_byte_scan): Added.
10662 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
10663 when the last hit happens for a counter.
10664 * timevar.def (TV_DF_BYTE_LR): New variable.
10665 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
10666 * passes.c (pass_fast_rtl_byte_dce): New pass.
10667 * fwprop.c (update_df): Added mode to call df_ref_create.
10668 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10669 DF_REF_EXTRACT_OFFSET.
10670 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
10671 DF_BYTE_LR_OUT, df_byte_lr): New macro.
10673 (df_ref_extract): Added mode field.
10674 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
10675 DF_REF_EXTRACT_OFFSET.
10676 (DF_REF_EXTRACT_MODE): New macro.
10677 (df_byte_lr_bb_info): New structure.
10678 (df_print_byte_regset, df_compute_accessed_bytes,
10679 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
10680 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
10681 df_byte_lr_simulate_uses,
10682 df_byte_lr_simulate_artificial_refs_at_top,
10683 df_byte_lr_simulate_artificial_refs_at_end,
10684 df_compute_accessed_bytes): New function.
10685 (df_ref_create): Add parameter.
10686 (df_byte_lr_get_bb_info): New inline function.
10687 * df-scan.c (df_ref_record, df_uses_record,
10688 df_ref_create_structure): Added mode parameter.
10689 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
10690 df_defs_record, df_uses_record, df_get_conditional_uses,
10691 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
10692 df_entry_block_defs_collect, df_exit_block_uses_collect):
10693 Added mode parameter to calls to df_ref_record, df_uses_record,
10694 df_ref_create_structure.
10695 (df_ref_equal_p, df_ref_compare): Added test for modes.
10696 (df_ref_create_structure): Added code to set mode. Renamed
10697 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10698 DF_REF_EXTRACT_OFFSET.
10699 * df-core.c (df_print_byte_regset): New function.
10700 * df-byte-scan.c: New file.
10701 * df-problems.c (df_rd_transfer_function): Removed unnecessary
10702 calls to BITMAP_FREE.
10703 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
10704 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
10705 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
10706 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
10707 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
10708 df_byte_lr_local_compute, df_byte_lr_init,
10709 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
10710 df_byte_lr_transfer_function, df_byte_lr_free,
10711 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
10712 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
10713 df_byte_lr_simulate_uses,
10714 df_byte_lr_simulate_artificial_refs_at_top,
10715 df_byte_lr_simulate_artificial_refs_at_end): New function.
10716 * dce.c (byte_dce_process_block): New function.
10717 (dce_process_block): au is now passed in rather than computed
10718 locally. Changed loops that look at artificial defs to not look
10719 for conditional or partial ones, because there never are any.
10720 (fast_dce): Now is able to drive byte_dce_process_block or
10721 dce_process_block depending on the kind of dce being done.
10722 (rest_of_handle_fast_dce): Add parameter to fast_dce.
10723 (rest_of_handle_fast_byte_dce): New function.
10724 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
10725 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
10727 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
10730 * gcc.h: Added fortran options that take arguments to
10731 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
10734 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
10736 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
10737 scalarization if on the LHS and not a full access.
10739 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10741 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
10743 2008-04-18 Rafael Espindola <espindola@google.com>
10745 * tree-vrp.c (find_case_label_index): Fix the binary search.
10746 (find_case_label_range): New.
10747 (vrp_visit_switch_stmt): Use find_case_label_range.
10748 (simplify_switch_using_ranges): Use find_case_label_range.
10750 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
10752 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
10753 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
10755 2008-04-18 Tom Tromey <tromey@redhat.com>
10758 * doc/cpp.texi (Implementation-defined behavior): Mention
10761 2008-04-18 Ian Lance Taylor <iant@google.com>
10763 * fold-const.c (pointer_may_wrap_p): New static function.
10764 (fold_comparison): Add another test for pointer overflow. Use
10765 pointer_may_wrap_p to disable some false positives.
10767 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
10769 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
10770 (fname_as_string): Match updated cpp_interpret_string prototype.
10771 (fix_string_type): Support char16_t* and char32_t*.
10772 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
10773 derivative) nodes. Register as builtin if C++0x.
10774 (c_parse_error): Support CPP_CHAR{16,32}.
10775 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
10776 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
10777 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
10778 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
10779 CTI_CHAR32_ARRAY_TYPE>: New elements.
10780 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
10781 char32_type_node, signed_char32_type_node, char16_array_type_node,
10782 char32_array_type_node): New defines.
10783 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
10784 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
10785 (lex_string): Support CPP_STRING{16,32}, match updated
10786 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
10787 (lex_charconst): Support CPP_CHAR{16,32}.
10788 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
10789 and CPP_STRING{16,32}.
10791 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
10794 * aclocal.m4: Regenerate.
10795 * configure: Regenerate.
10797 2008-04-18 Jan Hubicka <jh@suse.cz>
10799 * except.c (dw2_size_of_call_site_table,
10800 sjlj_size_of_call_site_table): Use vector API for call_site_record.
10802 * cgraphbuild.c (build_cgraph_edges): Update.
10803 * tree-pass.h: Update comment.
10804 * final.c (leaf_function_p): Update.
10805 (leaf_renumber_regs): Update.
10806 (rest_of_clean_state): Update.
10807 * omp-low.c (expand_omp_parallel): Update.
10808 * ipa-reference.c (analyze_function): Update.
10809 * reorg.c (find_end_label): Update.
10810 (optimize_skip): Update.
10811 (fill_simple_delay_slots): Update.
10812 (fill_simple_delay_slots): Update.
10813 (make_return_insns): Update.
10814 (dbr_schedule): Update.
10815 * gimple-low.c (record_vars_into): Update.
10816 * cfgbuild.c (make_edges): Update.
10817 * function.c (assign_stack_local): Update.
10818 (assign_parm_adjust_stack_rtl): Update.
10819 (locate_and_pad_parm): Update.
10820 (allocate_struct_function): Do not initialize stack_alignment_needed
10821 and preferred_stack_boundary here.
10822 (stack_protect_prologue): Update.
10823 (stack_protect_epilogue): Update.
10824 (expand_function_start): Initialize stack_alignment_needed,
10825 preferred_stack_boundary and max_jumptable_ents.
10826 (expand_function_end): Update.
10827 (free_after_compilation): Do not NULLify epilogue_delay_list.
10828 * function.h (struct rtl_data): Add stack_protect_guard,
10829 stack_alignment_needed,
10830 preferred_stack_boundary, epilogue_delay_list.
10831 (struct function): Remove value_histograms, stack_alignment_needed,
10832 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
10834 unexpanded_var_list, stack_protect_guard.
10835 (current_function_epilogue_delay_list): Remove.
10836 * ipa-type-escape.c (analyze_function): Update.
10837 * gimplify.c (pop_gimplify_context): Update comment.
10838 * calls.c (expand_call): Update.
10839 (emit_library_call_value_1): Update.
10840 * except.c (set_nothrow_function_flags): Update.
10841 * cfgexpand.c (get_decl_align_unit): Update.
10842 (create_stack_guard): Update.
10843 (estimated_stack_frame_size): Update.
10844 (expand_used_vars): Update.
10845 (tree_expand_cfg): Free histogram earliers, init expansion variables.
10846 * explow.c (allocate_dynamic_stack_space): Update.
10847 * tree-ssa-live.c (remove_unused_locals): Update.
10848 * varasm.c (mark_constant_pool): Update.
10849 * tree-inline.c (remap_decls): Update.
10850 (initialize_cfun): Update.
10851 (declare_return_variable): Update.
10852 (inline_forbidden_p): Update.
10853 (expand_call_inline): Update.
10854 (declare_inline_vars): Update.
10855 (tree_function_versioning): Update.
10856 * tree-flow.h (value_histograms): New.
10857 (VALUE_HISTOGRAMS): New macro.
10858 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
10860 * tree-cfg.c (set_bb_for_stmt): Update.
10861 (replace_by_duplicate_decl): Update.
10862 (move_block_to_fn): Update.
10863 (new_label_mapper): Update.
10864 (dump_function_to_file): Update.
10865 * ipa-struct-reorg.c (build_data_structure): Update.
10866 * cfgrtl.c (print_rtl_with_bb): Update.
10867 * reload1.c (reload): Update.
10869 * config/i386/i386.c (setup_incoming_varargs_64,
10870 ix86_compute_frame_layout): Update.
10871 * config/arc/arc.c (arc_output_function_epilogue): Update.
10873 2008-04-18 Marius Strobl <marius@FreeBSD.org>
10875 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
10876 for FreeBSD as well.
10877 * gthr-posix95.h: Likewise.
10879 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
10881 PR rtl-optimization/35838
10882 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
10883 out the byte offset of the first subreg.
10885 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
10887 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
10888 to split_ti instead of three separate calls with single member arrays.
10889 (subti3 splitter): Ditto.
10890 (adddi3 splitter): Ditto with split_di.
10891 (subdi3 splitter): Ditto.
10892 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
10893 two separate calls with single member arrays. Swap match_dup
10894 operands 1 and 2 to better fit into the array.
10895 (negdi2 splitter): Ditto with split_di.
10896 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
10897 two separate calls with single member arrays. Swap match_dup operands
10898 6 and 7 to better fit into the array.
10900 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
10902 * config/i386/i386.c (sse_builtin_type): New.
10903 (bdesc_sse_args): Likewise.
10904 (bdesc_sse_3arg): Removed.
10905 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10906 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
10907 IX86_BUILTIN_ROUNDPS.
10908 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
10909 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
10910 IX86_BUILTIN_ROUNDPS.
10911 (ix86_expand_sse_4_operands_builtin): Removed.
10912 (ix86_expand_sse_operands_builtin): New.
10913 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
10914 and CODE_FOR_sse4_1_roundps.
10915 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10916 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
10918 2008-04-17 Alan Modra <amodra@bigpond.net.au>
10921 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
10922 regs before frame pop when needed. If use_backchain_to_restore_sp
10923 then load backchain into a temp reg to restore vr and vrsave. Add
10924 code to restore vr after frame pop if possible.
10926 2008-04-17 Richard Guenther <rguenther@suse.de>
10928 * tree-vn.c (expressions_equal_p): Do not check type
10929 equality or compatibility before calling operand_equal_p.
10930 * fold-const.c (operand_equal_p): Check equivalence of
10931 integer constants before bailing out due to signedness or
10932 precision differences.
10933 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
10934 spurious differences in type qualification. Ignore types
10935 for COMPONENT_REFs at all.
10937 2008-04-17 Christian Bruel <christian.bruel@st.com>
10939 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
10940 msw_skip comparison.
10942 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10945 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10948 PR tree-optimization/35899
10949 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10950 rather than TREE_OPERAND.
10952 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10955 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10956 temporary registers. Change operand predicate to general_operand.
10957 (remainderxf3): Ditto.
10959 2008-04-16 Richard Guenther <rguenther@suse.de>
10961 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10962 * tree-affine.c (aff_combination_expand): Look through some
10965 2008-04-15 Doug Kwan <dougkwan@google.com>
10967 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10969 * tree-pretty-print.c (dump_generic_node): Ditto.
10970 * final.c (output_addr_const): Ditto.
10971 * dwarf2out.c (output_cfi): Ditto.
10972 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10973 * print-rtl.c (print_rtx): Ditto.
10974 * print-tree.c (print_node_brief, print_node): Ditto.
10975 * c-common.c (match_case_to_enum_1): Ditto.
10976 * sched-vis.c (print_value): Ditto.
10977 * config/i386/i386.c (print_operand): Cast to long unsigned int
10980 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10981 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10982 MS Windows VirtualProtect function.
10984 2008-04-15 Jan Hubicka <jh@suse.cz>
10986 * gengtype.c (write_root): Param_is argument is OK.
10987 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10988 * function.h: Include varray.h
10989 (rtl_eh): New stucture based on except.c one.
10990 (call_site_record): New forward declaration and vector type.
10991 * calls.c (emit_call_1): Do not call
10992 note_current_region_may_contain_throw.
10993 * except.c (eh_status): Remove cur_region, try_region since they are
10995 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10996 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10997 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10998 Remove call_site_data_used, call_site_data_size.
10999 Turn call_site_record into vector in function.h.
11000 (note_current_region_may_contain_throw): Remove.
11001 (get_exception_pointer, get_exception_filter): Do not take struct
11002 function argument; update.
11003 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11004 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11005 build_post_landing_pads, dw2_build_landing_pads,
11006 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11007 sjlj_emit_function_enter, sjlj_emit_function_enter,
11008 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11009 sjlj_build_landing_pads, finish_eh_generation,
11010 remove_exception_handler_label, remove_eh_handler,
11011 maybe_remove_eh_handler, add_reachable_handler,
11012 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11013 add_action_record, collect_one_action_chain, add_call_site,
11014 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11015 sjlj_output_call_site_table, output_function_exception_table,
11016 * except.h (note_current_region_may_contain_throw): Remove
11017 (get_exception_pointer, get_exception_filter): Do not take struct
11019 * Makefile.in (GTFILES): Put varargs before struct function.
11021 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11023 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11024 punt for STRING_CST.
11025 (get_constraint_for): Deal with STRING_CST here instead.
11027 2008-04-15 Richard Guenther <rguenther@suse.de>
11029 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11030 statements in a basic-block with a backward walk. Do not
11031 substitute into dead statements but instead remove those.
11033 2008-04-15 Richard Guenther <rguenther@suse.de>
11035 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11036 to zero, thus disable creation of SFTs.
11038 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11040 * tree-predcom.c (suitable_reference_p): Return false if the
11041 reference can throw.
11043 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11046 * c-decl.c (finish_decl): If extern or static var has variable
11047 size, set TREE_TYPE (decl) to error_mark_node.
11049 2008-04-15 Rafael Espindola <espindola@google.com>
11051 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11054 2008-04-15 Richard Guenther <rguenther@suse.de>
11056 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11057 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11058 (visit_reference_op_load): Do walk vuse-vdef chains on
11059 vn_reference_lookup.
11060 (visit_reference_op_store): But do not here.
11061 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11062 vn_reference_lookup.
11063 (vn_lookup_with_vuses): But do so here.
11065 2008-04-14 Ian Lance Taylor <iant@google.com>
11067 * fold-const.c (fold_overflow_warning): Remove assertion.
11069 2008-04-15 Ben Elliston <bje@au.ibm.com>
11071 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11072 temp1 local variables.
11074 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11077 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11078 ".text.unlikely" section as executable.
11080 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11082 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11083 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11084 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11085 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11086 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11087 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11088 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11090 2008-04-14 Ian Lance Taylor <iant@google.com>
11092 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11093 * fold-const.c (fold_comparison): If appropriate, test
11094 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11095 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11096 reassociating a pointer type.
11097 * doc/invoke.texi (Optimize Options): Document that
11098 -fstrict-overflow applies to pointer wraparound.
11100 2008-04-13 Jan Hubicka <jh@suse.cz>
11102 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11104 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11106 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11107 we are going to "save the world".
11109 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11111 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11112 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11113 operand 0 constraint, not "=".
11115 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11117 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11119 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11121 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11122 of size of positions_needed * CHAR_BIT.
11124 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11126 PR middle-end/35897
11127 * dse.c (store_info): Change positions_needed to unsigned
11129 (lowpart_bitmask): New.
11130 (record_store): Cast to unsigned HOST_WIDE_INT for
11131 positions_needed. Assert width <= size of positions_needed *
11132 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11133 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11134 lowpart_bitmask to set mask.
11136 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11138 * config/bfin/constraints.md: New file.
11139 * config/bfin/bfin.md: Include it.
11140 (adddi3): Use satisfies_constraint functions instead of the old macros.
11141 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11142 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11143 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11144 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11145 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11146 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11147 EXTRA_CONSTRAINT): Delete.
11148 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11149 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11151 * config/bfin/bfin.c: Include "tm-constrs.h".
11152 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11153 Use satisfies_constraint functions instead of the old macros.
11154 * doc/md.texi (Blackfin Constraints): Update file name reference.
11156 2008-04-11 Richard Guenther <rguenther@suse.de>
11158 PR tree-optimization/35869
11159 * tree-vrp.c (execute_vrp): Move switch statement update after
11160 jump threading. Schedule another cfg cleanup run.
11162 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11165 * attribs.c (decl_attributes): Return early on errorneous node.
11167 2008-04-10 Oleg Ryjkov <olegr@google.com>
11169 * tree.h (struct tree_base): Added a new flag default_def_flag.
11170 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11172 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11174 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11176 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11179 * pa.md: Define mode iterator P. Define mode attribute dwc.
11180 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11181 (icacheflush): Likewise.
11182 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11183 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11185 2008-04-11 Ben Elliston <bje@au.ibm.com>
11187 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11189 2008-04-10 Rafael Espindola <espindola@google.com>
11191 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11192 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11193 (extract_range_from_expr): The same.
11195 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11197 * config/mips/mips.md (GPR2): New mode iterator.
11198 (seq): Add comment.
11199 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11200 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11201 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11202 Rewrite these to take two modes, the mode of comparison and the
11203 mode of the destination.
11204 * config/mips/mips.c (mips_expand_scc): Instead of having
11205 paradoxical subreg as destination, expand "narrowing" scc if mode
11206 of comparison is SI and target is requested in DI mode.
11207 (mips_emit_int_order_test): Update comment. Make mode of
11208 comparison match CMP0 rather than TARGET. When creating inverse
11209 target use mode of TARGET.
11211 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11213 * gcov-dump.c (tag_summary): Only print summaries for the first
11214 GCOV_COUNTERS_SUMMABLE counters.
11216 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11218 * config/i386/i386.md (absneg): New code iterator.
11219 (absnegprefix): New code attribute.
11220 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11221 patterns using absneg code iterator.
11222 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11223 using absneg code iterator.
11224 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11225 *neg<mode>2 patterns using absneg code iterator.
11226 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11227 *negextendsfdf2 patterns using absneg code iterator.
11228 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11229 *negextendsfxf2 patterns using absneg code iterator.
11230 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11231 *negextendsfdf2 patterns using absneg code iterator.
11232 * config/i386/sse.md (<code><mode>2): Macroize expander from
11233 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11235 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11237 * config/s390/s390.h: Remove the remains of the recent search
11238 & replace action of current_function_outgoing_args_size.
11240 2008-04-10 Ira Rosen <irar@il.ibm.com>
11242 PR tree-optimization/35821
11243 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11244 NEW_STMT_LIST is not NULL.
11246 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11249 * toplev.c (process_options): Remove -ffunction-sections debugging
11252 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11254 PR middle-end/PR28690
11255 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11256 than gen_rtx_fmt_ee to perform more canonicalizations.
11258 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11261 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11263 2008-04-09 Richard Guenther <rguenther@suse.de>
11265 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11266 (dump_function_to_file): Dump function arguments with types.
11268 2008-04-08 Richard Guenther <rguenther@suse.de>
11270 * fold-const.c (fold_widened_comparison): Do not allow
11271 sign-changes that change the result.
11273 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11276 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11277 kinds of indirect references.
11279 2008-04-08 David Edelsohn <edelsohn@gnu.org>
11281 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
11282 GNU Fortran language string.
11284 2008-04-08 Rafael Espindola <espindola@google.com>
11286 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
11287 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
11288 * tree.h (tree_call_nonnegative_warnv_p): New.
11290 2008-04-08 Jan Hubicka <jh@suse.cz>
11292 * function.c (free_after_compilation): Clear out regno_reg_rtx
11295 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
11298 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11300 PR middle-end/PR28690
11301 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
11302 same precedence as REG_POINTER and MEM_POINTER operands.
11304 2008-04-08 Richard Guenther <rguenther@suse.de>
11306 PR middle-end/35834
11307 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
11308 for adding index to base.
11310 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
11312 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
11313 (MINGW_ENABLE_EXECUTE_STACK): New.
11314 (IN_LIBGCC2): For libgcc include windows.h file for
11315 function declarations.
11317 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
11319 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11320 and tem2 if tem1 is not a REG or MULT.
11322 2008-04-08 Jan Hubicka <jh@suse.cz>
11324 * function.h (incomming_args): Break out of struct function.
11325 (function_subsections): Break out of struct function.
11326 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11327 return_rtx and hard_reg_initial_vals from struct function.
11328 Kill inl_max_label_num.
11329 (current_function_pops_args, current_function_args_info,
11330 current_function_args_size, current_function_args_size,
11331 current_function_pretend_args_size,
11332 current_function_outgoing_args_size,
11333 current_function_internal_arg_pointer, current_function_return_rtx):
11334 Kill compatibility accestor macros.
11335 * builtins.c (expand_builtin_apply_args_1): Update.
11336 (expand_builtin_next_arg): Update.
11337 * df-scan.c (df_get_call_refs): Update.
11338 * dbxout.c (dbxout_function_end): Update.
11339 * dwarf2out.c (dwarf2out_switch_text_section): Update.
11340 (output_line_info): Update.
11341 (secname_for_decl): Update.
11342 (dwarf2out_var_location): Update.
11343 * function.c (free_after_compilation): Update.
11344 (assign_parm_find_stack_rtl): Update.
11345 (assign_parms): Update.
11346 (expand_dummy_function_end): Update.
11347 (expand_function_end): Update.
11348 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
11349 (expand_call): Update.
11350 (emit_library_call_value_1): Update.
11351 (store_one_arg): Update.
11352 * varasm.c (initialize_cold_section_name): Update.
11353 (unlikely_text_section): Update.
11354 (unlikely_text_section_p): Update.
11355 (assemble_start_function): Update.
11356 (assemble_end_function): Update.
11357 (default_section_type_flags): Update.
11358 (switch_to_section): Update.
11359 * integrate.c (set_decl_abstract_flags): Update.
11360 (get_hard_reg_initial_val): Update.
11361 (has_hard_reg_initial_val): Update.
11362 (allocate_initial_values): Update.
11363 * resource.c (init_resource_info): Update.
11364 * config/alpha/alpha.c (NUM_ARGS): Update.
11365 (direct_return): Update.
11366 (alpha_va_start): Update.
11367 (alpha_sa_size): Update.
11368 (alpha_initial_elimination_offset): Update.
11369 (alpha_expand_prologue): Update.
11370 (alpha_start_function): Update.
11371 (alpha_expand_epilogue): Update.
11372 (unicosmk_initial_elimination_offset):
11373 * config/alpha/alpha.md (call expander): Update.
11374 * config/s390/s390.c (s390_register_info): Update.
11375 (s390_register_info): Update.
11376 (s390_frame_info): Update.
11377 (s390_initial_elimination_offset): Update.
11378 (s390_build_builtin_va_list): Update.
11379 (s390_va_start): Update.
11380 * config/spu/spu.c (direct_return): Update.
11381 (spu_expand_prologue): Update.
11382 (spu_initial_elimination_offset): Update.
11383 (spu_build_builtin_va_list): Update.
11384 (spu_va_start): Update.
11385 * config/sparc/sparc.c (sparc_init_modes): Update.
11386 (sparc_compute_frame_size): Update.
11387 (function_value): Update.
11388 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11389 * config/i386/i386.md (return expander): Update.
11390 * config/i386/i386.c (ix86_va_start): Update.
11391 (ix86_can_use_return_insn_p): Update.
11392 (ix86_compute_frame_layout): Update.
11393 (ix86_expand_epilogue): Update.
11394 * config/sh/sh.c (output_stack_adjust): Update.
11395 (calc_live_regs): Update.
11396 (sh_expand_prologue): Update.
11397 (sh_builtin_saveregs): Update.
11398 (sh_va_start): Update.
11399 (initial_elimination_offset): Update.
11400 (sh_allocate_initial_value): Update.
11401 (sh_function_ok_for_sibcall): Update.
11402 (sh_get_pr_initial_val): Update.
11403 * config/sh/sh.md (return expander): Update.
11404 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11405 * config/crx/crx.c (crx_compute_frame): UPdate.
11406 (crx_initial_elimination_offset): UPdate.
11407 * config/xtensa/xtensa.c (compute_frame_size): Update
11408 (xtensa_builtin_saveregs): Update.
11409 (xtensa_va_start): Update.
11410 (order_regs_for_local_alloc): Update.
11411 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11412 (xstormy16_expand_builtin_va_start): Update.
11413 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11414 * config/m68hc11/m68hc11.md (return expanders): Update.
11415 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11416 (expand_epilogue): Update.
11417 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11418 (cris_simple_epilogue): Update.
11419 (cris_expand_prologue): Update.
11420 (cris_expand_epilogue): Update.
11421 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11422 (compute_frame_size): Update.
11423 * config/mt/mt.c (mt_compute_frame_size): Update.
11424 * config/mn10300/mn10300.c (expand_prologue): Update.
11425 (expand_epilogue): Update.
11426 (initial_offset): Update.
11427 (mn10300_builtin_saveregs):
11428 * config/mn10300/mn10300.md (return expander): Update.
11429 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11430 (ia64_initial_elimination_offset): Update.
11431 (ia64_initial_elimination_offset): Update.
11432 (ia64_expand_prologue): Update.
11433 * config/m68k/m68k.md (return expander): Update.
11434 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11435 (rs6000_stack_info): Update.
11436 * config/mcore/mcore.c (layout_mcore_frame): Update.
11437 (mcore_expand_prolog): Update.
11438 * config/arc/arc.c (arc_compute_frame_size): Update.
11439 * config/score/score3.c (score3_compute_frame_size): Update.
11440 * config/score/score7.c (score7_compute_frame_size): Update.
11441 * config/arm/arm.c (use_return_insn): Update.
11442 (thumb_find_work_register): Update.
11443 (arm_compute_save_reg_mask): Update.
11444 (arm_output_function_prologue): Update.
11445 (arm_output_epilogue): Update.
11446 (arm_size_return_regs): Update.
11447 (arm_get_frame_offsets): Update.
11448 (arm_expand_prologue): Update.
11449 (thumb_exit): Update.
11450 (thumb_unexpanded_epilogue): Update.
11451 (thumb1_output_function_prologue): Update.
11452 * config/pa/pa.md (return expander): Update.
11453 * config/pa/pa.c (compute_frame_size): Update.
11454 (hppa_builtin_saveregs): Update.
11455 * config/mips/mips.c (mips_va_start): Update.
11456 (mips16_build_function_stub): Update.
11457 (mips_compute_frame_info): Update.
11458 (mips_restore_gp): Update.
11459 (mips_output_function_prologue): Update.
11460 (mips_expand_prologue): Update.
11461 * config/v850/v850.c (compute_frame_size): Update.
11462 (expand_prologue): * config/mmix/mmix.c (along): update.
11463 (mmix_initial_elimination_offset): update.
11464 (mmix_reorg): update.
11465 (mmix_use_simple_return): update.
11466 (mmix_expand_prologue): update.
11467 (mmix_expand_epilogue): Update.
11468 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
11469 (emit_link_insn): Update.
11471 2008-04-08 Anatoly Sokolov <aesok@post.ru>
11473 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
11474 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
11476 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
11479 2008-04-07 Jan Hubicka <jh@suse.cz>
11481 * function.h (rtl): Rename to x_rtl.
11482 (crtl): New define.
11483 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11484 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11485 used_temp_slots avail_temp_slots, temp_slot_level,
11486 nonlocal_goto_handler_labels): Update accesstors.
11487 (rtl): New global variable.
11488 (struct function): Move some fileds to rtl_data.
11489 (get_arg_pointer_save_area): Update prototype.
11490 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11491 get_arg_pointer_save_area.
11492 * expr.c (init_expr): Update
11493 * function.c (get_frame_size): Update
11494 (assign_stack_local): Update
11495 (expand_function_end): Update.
11496 (get_art_pointer_save_area): Update
11498 * emit-rtl.c (rtl): Declare.
11499 (regno_reg_rtx): Declare.
11500 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11502 (gen_reg_rtx): Update.
11503 * varasm.c (n_deferred_constatns): Update accestor.
11504 (init_varasm_status): Do not allocate varasm_status.
11505 (force_const_mem, get_pool_size, output_constant_pool): Update.
11506 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11507 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11508 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
11509 * sparc/sparc.h (INIT_EXPANDERS): Update.
11510 * ia64/ia64.h (INIT_EXPANDERS): Update.
11512 2008-04-07 James E. Wilson <wilson@tuliptree.org>
11514 * reload.c (push_secondary_reload): Add missing break to for loop.
11516 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11518 PR middle-end/PR28690
11519 * rtlanal.c: Update copyright years.
11520 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
11521 as REG_POINTER and MEM_POINTER operands.
11522 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
11523 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
11524 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
11525 * gcse.c: Update copyright years.
11526 (pre_delete): Call gen_reg_rtx_and_attrs.
11527 (hoist_code): Likewise.
11528 (build_store_vectors): Likewise.
11529 (delete_store): Likewise.
11530 * loop-invariant.c (move_invariant_reg): Likewise.
11531 Update copyright years.
11533 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
11535 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
11536 control string instead of quoted.
11538 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11540 * doc/rtl.texi: Rewrite of subreg section.
11542 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
11545 * config/i386/i386.c (legitimize_pic_address): Add treating
11546 of dllimport SYM_REF's.
11547 (legitimize_dllimport_symbol): Add prototype.
11549 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11551 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
11552 reference in constructor with non self-referential type.
11554 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11556 Removal of Return with Depressed Stack Pointer support
11557 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
11558 (ECF_SP_DEPRESSED): Likewise.
11559 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
11560 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
11561 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11562 (expand_call): Do not test ECF_SP_DEPRESSED.
11563 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11564 * function.c (keep_stack_depressed): Delete.
11565 (handle_epilogue_set): Likewise.
11566 (update_epilogue_consts): Likewise.
11567 (emit_equiv_load): Likewise.
11568 (thread_prologue_and_epilogue_insns): Remove support for Return with
11569 Depressed Stack Pointer.
11570 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11572 2008-04-06 Richard Guenther <rguenther@suse.de>
11574 PR tree-optimization/35400
11575 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
11576 information from SSA_NAMEs.
11578 2008-04-06 Anatoly Sokolov <aesok@post.ru>
11580 * config/avr/avr.h (avr_mega_p): Remove declaration.
11581 (AVR_MEGA): Remove macro.
11582 * config/avr/avr.c (avr_mega_p): Remove variable.
11583 (avr_override_options): Remove inicializion of avr_mega_p.
11584 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11585 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11586 (avr_jump_mode): (Ditto.).
11587 (avr_output_progmem_section_asm_op): (Ditto.).
11588 (avr_asm_init_sections): (Ditto.).
11589 (avr_asm_init_sections): (Ditto.).
11590 (avr_rtx_costs): (Ditto.).
11591 * config/avr/avr.md: (Ditto.).
11592 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
11595 2008-04-06 Richard Guenther <rguenther@suse.de>
11597 PR tree-optimization/35842
11598 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
11599 is_gimple_invariant_address.
11601 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11603 * gcc.c (default_compilers): Sync Fortran extensions list with
11604 that in fortran/lang-specs.h.
11605 * doc/invoke.texi: Likewise.
11606 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
11607 * dwarf2out.c (gen_compile_unit_die): Likewise.
11609 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
11611 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
11613 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
11616 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
11617 attribute is used for nested functions.
11619 2008-04-05 Jan Hubicka <jh@suse.cz>
11621 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
11623 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
11625 (dump_files): Update.
11626 (enable_rtl_dump_file): Do not accept letter argument.
11627 * tree-pass.h (dump_file_info): Remove letter argument.
11628 * toplev.c (decode_d_option): Update -da handling.
11629 * toplev.h (enable_rtl_dump_file): Update prototype.
11630 * passes.c (register_one_dump_file): Do not accept IPA argument; work
11631 it out based on pass type.
11632 (register_dump_files_1): Likewise.
11633 (init_optimization_passes): Update register_one_dump_file calls.
11634 (execute_one_pass): Sanity check that IPA passes are called at IPA
11635 level and RTL passes at RTL level.
11636 (execute_pass_list): IPA pass can not be after or subpass of
11638 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
11639 disallov RTL subpasses of IPA subpasses.
11641 2008-04-05 Ben Elliston <bje@au.ibm.com>
11643 * tree-cfg.c (need_fake_edge_p): Return false for calls to
11644 builtins that return exactly once and do not throw. Cache call to
11647 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
11649 PR rtl-optimization/34916
11650 PR middle-end/35519
11651 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
11652 between instruction pairs.
11654 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
11656 * doc/invoke.texi: Document -mbitops for SH.
11657 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
11658 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
11659 * config/sh/sh.c (print_operand): Add %t operand code.
11660 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
11661 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
11662 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
11663 (extendqihi2): Likewise.
11664 (movqi_i): Likewise.
11665 (insv): Use bset, bclr and bst instructions for SH2A if possible.
11666 (extv): Use bld instruction for SH2A if possible.
11668 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
11669 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
11670 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
11671 (bset.b, bclr.b): Define peepholes.
11672 * config/sh/sh.opt (mbitops): New option.
11674 2008-04-04 Janis Johnson <janis187@us.ibm.com>
11677 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
11678 and view convert expression.
11680 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11683 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11685 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
11687 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
11689 * config/i386/cpuid.h (bit_AES): New.
11690 (bit_PCLMUL): Likewise.
11692 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
11693 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
11694 SSE2 if AES or PCLMUL is enabled.
11695 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
11696 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11697 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
11698 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
11699 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
11700 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
11701 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11702 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
11703 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
11704 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
11705 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
11706 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
11707 __builtin_ia32_aeskeygenassist128 and
11708 __builtin_ia32_pclmulqdq128.
11709 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
11710 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
11711 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
11713 * config/i386/i386.h (TARGET_AES): New.
11714 (TARGET_PCLMUL): Likewise.
11715 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
11717 * config/i386/i386.md (UNSPEC_AESENC): New.
11718 (UNSPEC_AESENCLAST): Likewise.
11719 (UNSPEC_AESDEC): Likewise.
11720 (UNSPEC_AESDECLAST): Likewise.
11721 (UNSPEC_AESIMC): Likewise.
11722 (UNSPEC_AESKEYGENASSIST): Likewise.
11723 (UNSPEC_PCLMUL): Likewise.
11725 * config/i386/i386.opt (maes): New.
11726 (mpclmul): Likewise.
11728 * config/i386/sse.md (aesenc): New pattern.
11729 (aesenclast): Likewise.
11730 (aesdec): Likewise.
11731 (aesdeclast): Likewise.
11732 (aesimc): Likewise.
11733 (aeskeygenassist): Likewise.
11734 (pclmulqdq): Likewise.
11736 * config/i386/wmmintrin.h: New.
11738 * doc/extend.texi: Document AES and PCLMUL built-in function.
11740 * doc/invoke.texi: Document -maes and -mpclmul.
11742 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
11744 * function.c (free_after_parsing): Replace with
11745 cxx_push_function_context from C++ front-end.
11746 (allocate_struct_function): Don't call langhook.
11747 * langhooks.h (struct lang_hooks_for_functions): Delete.
11748 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
11750 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
11751 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11752 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
11753 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
11754 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
11755 remove LANG_HOOKS_FUNCTION_INITIALIZER.
11756 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
11758 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
11759 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
11761 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11764 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
11767 2008-04-04 Richard Guenther <rguenther@suse.de>
11769 PR middle-end/35823
11770 * fold-const.c (optimize_minmax_comparison): Use the correct
11771 type for the constant in the simplified comparison.
11773 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
11775 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
11776 Pass L2 size as "--param l2-cache-size" to the compiler.
11777 (decode_l2_cache): New function to decode L2 cache parameters using
11778 0x8000006 extended cpuid function.
11779 (detect_caches_amd): Determine parameters of L2 cache using
11780 decode_l2_caches function.
11781 (decode_caches_intel): Decode L2 cache parameters.
11782 (detect_caches_intel): Determine L2 cache parameters using
11783 decode_caches_intel and decode_l2_caches functions.
11785 2008-04-03 Bob Wilson <bob.wilson@acm.org>
11787 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
11788 secondary input reload for subword loads from the constant pool.
11790 2008-04-03 Janis Johnson <janis187@us.ibm.com>
11793 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
11794 constants of the appropriate size for runtime calculations.
11797 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
11798 decimal-float literal constant zero.
11800 2008-04-03 Jakub Jelinek <jakub@redhat.com>
11803 * c-parser.c (c_parser_omp_atomic): Call
11804 default_function_array_conversion on the RHS.
11806 PR middle-end/35818
11807 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
11808 call is_variable_sized if decl has incomplete type.
11810 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
11812 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
11814 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
11816 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
11818 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
11819 (sgt<u>): Merge sgt and sgtu into new expander.
11820 (sgt, sgtu): Remove expanders.
11821 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
11822 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
11823 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
11824 *sgtu_<mode>_mips16 into new pattern.
11825 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
11826 (sge<u>): Merge sge and sgeu into new expander.
11827 (sge, sgeu): Remove expanders.
11828 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
11830 (*sge_<mode>, second *sge_<mode>): Remove patterns.
11831 (slt<u>): Merge slt and sltu into new expander.
11832 (slt, sltu): Remove expanders.
11833 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
11834 (*slt_<mode>, *sltu_<mode>): Remove patterns.
11835 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
11836 *sltu_<mode>_mips16 into new pattern.
11837 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
11838 (sle<u>): Merge sle and sleu into new expander.
11839 (sle, sleu): Remove expanders.
11840 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
11841 (*sle_<mode>, *sleu_<mode>): Remove patterns.
11842 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
11843 *sleu_<mode>_mips16 into new pattern.
11844 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
11846 2008-04-03 Jan Hubicka <jh@suse.cz>
11848 PR tree-optimization/35795
11849 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
11850 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11851 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11852 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11853 * score/score3.c (score3_output_mi_thunk): Likewise.
11854 * score/score7.c (score7_output_mi_thunk): Likewise.
11855 * mips/mips.c (mips_output_mi_thunk): Likewise.
11857 2008-04-03 Richard Guenther <rguenther@suse.de>
11859 * tree-vrp.c (extract_range_from_unary_expr): Handle all
11860 conversions. Simplify code.
11862 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
11864 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
11866 2008-04-03 Tom Tromey <tromey@redhat.com>
11867 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11869 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11870 * config/bfin/t-bfin-linux (generated_files): Add
11871 linux-sysroot-suffix.h.
11872 * doc/install.texi (Prerequisites): Require make 3.80.
11873 * doc/sourcebuild.texi (Front End Directory): Document new
11875 * Makefile.in (generated_files): New variable.
11876 (ALL_HOST_OBJS): New variable.
11877 ($(ALL_HOST_OBJS)): New target.
11879 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11881 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
11882 (remap_block): Call id->transform_lang_insert_block instead
11884 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
11885 Set id.transform_lang_insert_block to NULL.
11886 (clone_body): Move to cp/optimize.c
11887 * tree-inline.h (struct copy_body_data): Change
11888 transform_lang_insert_block to function pointer.
11889 (copy_generic_body, copy_decl_no_change): Export.
11890 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
11891 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
11892 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
11894 * c-tree.h (insert_block): Kill.
11895 * c-decl.c (insert_block): Kill.
11897 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11899 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11900 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11901 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
11903 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
11904 argument, call {push,pop}_function_context from here.
11905 * c-parser.c: Use c_{push,pop}_function_context.
11907 * function.c (push_function_context_to): Move meat ...
11908 (push_function_context): ... here. Simplify.
11909 * function.c (pop_function_context_from): Move meat ...
11910 (pop_function_context): ... here. Simplify.
11911 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
11913 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11914 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11915 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
11916 * tree.h (push_function_context_to, pop_function_context_from): Remove.
11918 2008-04-03 Ben Elliston <bje@au.ibm.com>
11920 * expmed.c (extract_force_align_mem_bit_field): Remove.
11922 2008-04-03 Richard Guenther <rguenther@suse.de>
11924 PR middle-end/35800
11925 * expr.h (try_casesi): Adjust prototype.
11926 * expr.c (try_casesi): Take fallback label as extra parameter.
11927 Use that for gen_casesi if default_label is NULL.
11928 * stmt.c (expand_case): Pass fallback label to try_casesi,
11929 make sure to fill gaps with a fallback label if default_label
11932 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
11935 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
11937 2008-04-03 Ben Elliston <bje@au.ibm.com>
11939 * expmed.c (extract_split_bit_field): Remove if (0) code.
11940 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
11941 (do_ds_constraint): Likewise.
11943 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11945 * doc/cppopts.texi (-dU): Document.
11946 * c-common.h (flag_dump_macros): Update comment.
11947 * c-opts.c (handle_OPT_d): Handle -dU.
11948 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11949 dump_queued_macros, cb_used_define, cb_used_undef): New.
11950 (init_pp_output): Handle -dU.
11951 (cb_line_change): Call dump_queued_macros.
11952 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11954 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11956 * config/avr/predicates.md (io_address_operand): New predicate.
11957 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11958 * config/avr/avr.c (avr_io_address_p): Remove function.
11959 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11960 'avr_io_address_p' function.
11961 (out_movhi_r_mr): (Ditto.).
11962 (out_movqi_mr_r): (Ditto.).
11963 (out_movhi_mr_r): (Ditto.).
11964 (avr_address_cost): (Ditto.).
11966 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11968 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11969 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11970 in 32bit mode when XMM registers are available to avoid store
11972 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11973 corresponding post-reload splitters.
11975 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11977 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11978 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11979 __builtin_ia32_roundss.
11980 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11981 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11982 __builtin_ia32_roundss.
11983 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11984 IX86_BUILTIN_SHUFPD here.
11986 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11988 * config/i386/i386.md (plogic): New.
11989 (plogicprefix): Likewise.
11991 * config/i386/mmx.md (mmx_<code><mode>3): New.
11992 (mmx_and<mode>3): Removed.
11993 (mmx_ior<mode>3): Likewise.
11994 (mmx_xor<mode>3): Likewise.
11996 * config/i386/sse.md (<code><mode>3): New.
11997 (*<code><mode>3): Likewise.
11998 (*<code><mode>3): Likewise.
11999 (<code><mode>3): Likewise.
12000 (*sse_<code><mode>3): Likewise.
12001 (*sse2_<code><mode>3): Likewise.
12002 (<code>tf3): Likewise.
12003 (*<code>tf3): Likewise.
12004 (and<mode>3): Likewise.
12005 (*and<mode>3): Likewise.
12006 (ior<mode>3): Removed.
12007 (*ior<mode>3): Likewise.
12008 (xor<mode>3): Likewise.
12009 (*xor<mode>3): Likewise.
12010 (*and<mode>3): Likewise.
12011 (*ior<mode>3): Likewise.
12012 (*xor<mode>3): Likewise.
12013 (and<mode>3): Likewise.
12014 (*sse_and<mode>3): Likewise.
12015 (*sse2_and<mode>3): Likewise.
12016 (andtf3): Likewise.
12017 (*andtf3): Likewise.
12018 (ior<mode>3): Likewise.
12019 (*sse_ior<mode>3): Likewise.
12020 (*sse2_ior<mode>3): Likewise.
12021 (iortf3): Likewise.
12022 (*iortf3): Likewise.
12023 (xor<mode>3): Likewise.
12024 (*sse_xor<mode>3): Likewise.
12025 (*sse2_xor<mode>3): Likewise.
12026 (xortf3): Likewise.
12027 (*xortf3): Likewise.
12029 2008-04-02 Richard Guenther <rguenther@suse.de>
12031 PR tree-optimization/14495
12032 PR tree-optimization/34793
12033 * tree-vrp.c (struct switch_update): New structure.
12034 (to_remove_edges, to_update_switch_stmts): New VECs.
12035 (simplify_switch_using_ranges): New function. Remove not taken
12036 case labels and edges.
12037 (simplify_stmt_using_ranges): Call it.
12038 (identify_jump_threads): Mark edges we have queued for removal
12039 so we don't thread them.
12040 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12042 * tree-cfg.c (group_case_labels): Deal with missing default label.
12043 (tree_verify_flow_info): Allow missing default label.
12044 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12045 (emit_case_nodes): Likewise.
12046 (expand_case): Do not rely on the default label to be present.
12047 * expr.c (try_casesi): Deal with NULL default_label.
12048 (do_tablejump): Likewise.
12050 2008-04-02 Richard Guenther <rguenther@suse.de>
12052 PR tree-optimization/14495
12053 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12054 SWITCH_EXPR here ...
12055 (vrp_visit_switch_stmt): ... but here (new function).
12056 (find_case_label_index): New helper function.
12057 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12059 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12061 * fwprop.c: Fix ISO-C99ism.
12063 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12066 * Makefile.in (objdir): Set it here.
12067 * configure.ac: Not here. Find dynamic linker characteristics.
12068 * exec-tool.in: Use them.
12069 * aclocal.m4: Regenerate.
12070 * configure: Regenerate.
12072 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12074 * expr.c (expand_var): Delete it.
12075 * expr.h (expand_var): Delete prototype.
12076 * function.c (expand_function_start): Use expand_decl instead.
12077 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12080 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12082 PR rtl-optimization/35542
12083 * fwprop.c (forward_propagate_and_simplify): Replace
12084 loc_reg_mentioned_in_p with reg_mentioned_p.
12086 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12088 PR rtl-optimization/35281
12089 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12090 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12091 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12092 (varying_mem_p): Move above propagate_rtx.
12093 (all_uses_available_at): Do not check MEMs.
12095 2008-04-02 Rafael Espindola <espindola@google.com>
12097 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12098 (register_edge_assert_for_2): Split the cond argument.
12099 (register_edge_assert_for_1): Adjust for the change in
12100 register_edge_assert_for_2.
12101 (register_edge_assert_for): Split the cond argument.
12102 (find_switch_asserts): Adjust for the change in
12103 register_edge_assert_for.
12105 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12107 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12108 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12109 offsets for 64-bit mingw.
12110 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12111 abi for x86_64-pc-mingw.
12113 2008-04-02 Richard Guenther <rguenther@suse.de>
12115 * tree-vrp.c (extract_range_from_assert): Make sure to not
12116 produce range min/max with TREE_OVERFOW set.
12117 If merging a anti-range and a range keep the anti-range if
12118 the range covers all values of the type.
12119 (register_edge_assert_for_2): Only allow sign-changing
12120 conversions in detecting canonical range checks. Also
12121 register an assert for the unsigned name if useful.
12123 PR tree-optimization/35787
12124 * tree-vrp.c (vrp_val_max): New function.
12125 (vrp_val_min): Likewise.
12126 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12127 (vrp_val_is_min): Likewise.
12128 (supports_overflow_infinity): Use vrp_val_{min,max}.
12129 (negative_overflow_infinity): Likewise.
12130 (positive_overflow_infinity): Likewise.
12131 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12132 (is_positive_overflow_infinity): Likewise.
12133 (is_overflow_infinity): Likewise.
12134 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12135 vrp_val_is_{min,max}.
12136 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12137 to ranges if possible. Avoid empty ranges.
12139 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12141 PR middle-end/35705
12142 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12143 the expression is a function address.
12145 2008-04-01 George Helffrich <george@gcc.gnu.org>
12147 PR fortran/35154, fortran/23057
12148 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12149 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12150 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12151 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12153 (dbxout_syms): Check for COMMON-based symbol and wrap in
12154 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12155 in bracket for efficiency.
12157 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12158 using DW_TAG_common_block + member offset.
12159 (add_pubname_string): New function.
12160 (dw_expand_expr): New function to find block name and offset for
12162 (common_check): New function to check whether symbol in Fortran COMMON.
12163 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12165 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12168 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12170 2008-04-02 Ben Elliston <bje@au.ibm.com>
12172 * config/v850/v850.md (casesi): Remove if (0) code.
12173 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12174 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12176 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12178 * config/i386/i386.md (rex64suffix): New mode attribute.
12179 (floathi<mode>2): Disable expander for SSE math.
12180 (*floathi<mode>2_1): New insn insn_and_split pattern.
12181 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12182 corresponding post-reload splitters.
12183 (*floathi<mode>2_i387): New macroized insn pattern.
12184 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12185 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12186 insn_and_split pattern.
12187 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12188 New macroized instruction patterns and corresponding post-reload
12190 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12191 and corresponding post-reload splitters.
12192 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12193 New macroized instruction patterns.
12194 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12195 macroized instruction patterns and corresponding post-reload splitters.
12196 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12197 corresponding post-reload splitters.
12198 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12199 New macroized instruction patterns.
12200 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12201 corresponding post-reload splitters.
12202 (*floatsi<mode>2_i387): New macroized instruction patterns.
12204 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12206 * config/i386/i386.md (smaxmin): New.
12207 (umaxmin): Likewise.
12208 (maxminiprefix): Likewise.
12209 (maxminfprefix): Likewise.
12210 (<code><mode>3): Likewise.
12211 (smin<mode>3): Removed.
12212 (smax<mode>3): Likewise.
12214 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12215 (mmx_<code>v4hi3): Likewise.
12216 (mmx_<code>v8qi3): Likewise.
12217 (mmx_smaxv2sf3): Removed.
12218 (mmx_sminv2sf3): Likewise.
12219 (mmx_umaxv8qi3): Likewise.
12220 (mmx_smaxv4hi3): Likewise.
12221 (mmx_uminv8qi3): Likewise.
12222 (mmx_sminv4hi3): Likewise.
12224 * config/i386/sse.md (<addsub><mode>3): New.
12225 (*<addsub><mode>3): Likewise.
12226 (<sse>_vm<addsub><mode>3): Likewise.
12227 (<maxmin><mode>3): Likewise.
12228 (*<maxmin><mode>3_finite): Likewise.
12229 (*<maxmin><mode>3): Likewise.
12230 (<sse>_vm<maxmin><mode>3): Likewise.
12231 (sse3_h<addsub>v4sf3): Likewise.
12232 (sse3_h<addsub>v2df3): Likewise.
12233 (<maxmin>v16qi3): Likewise.
12234 (*<maxmin>v16qi3): Likewise.
12235 (<maxmin>v8hi3): Likewise.
12236 (*<maxmin>v8hi3): Likewise.
12237 (*sse4_1_<maxmin><mode>3): Likewise.
12238 (*sse4_1_<maxmin><mode>3): Likewise.
12239 (add<mode>3): Removed.
12240 (*add<mode>3): Likewise.
12241 (<sse>_vmadd<mode>3): Likewise.
12242 (sub<mode>3): Likewise.
12243 (*sub<mode>3): Likewise.
12244 (<sse>_vmsub<mode>3): Likewise.
12245 (smin<mode>3): Likewise.
12246 (*smin<mode>3_finite): Likewise.
12247 (*smin<mode>3): Likewise.
12248 (<sse>_vmsmin<mode>3): Likewise.
12249 (smax<mode>3): Likewise.
12250 (*smax<mode>3_finite): Likewise.
12251 (*smax<mode>3): Likewise.
12252 (<sse>_vmsmax<mode>3): Likewise.
12253 (sse3_haddv4sf3): Likewise.
12254 (sse3_haddv2df3): Likewise.
12255 (sse3_hsubv4sf3): Likewise.
12256 (sse3_hsubv2df3): Likewise.
12257 (umaxv16qi3): Likewise.
12258 (*umaxv16qi3): Likewise.
12259 (smaxv8hi3): Likewise.
12260 (*smaxv8hi3): Likewise.
12261 (*sse4_1_smax<mode>3): Likewise.
12262 (*sse4_1_umax<mode>3): Likewise.
12263 (uminv16qi3): Likewise.
12264 (*uminv16qi3): Likewise.
12265 (sminv8hi3): Likewise.
12266 (*sminv8hi3): Likewise.
12267 (*sse4_1_smin<mode>3): Likewise.
12268 (*sse4_1_umin<mode>3): Likewise.
12270 2008-04-01 Rafael Espindola <espindola@google.com>
12272 * tree-cfg.c (verify_expr): remove in_phi.
12273 (verify_stmt): Don't call walk_tree with verify_expr. Use
12274 is_gimple_min_invariant instead of is_gimple_val.
12276 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12278 * doc/include/gpl_v3.texi: Update for manpage generation.
12279 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
12281 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
12282 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
12283 gpl_v3.texi instead of gpl.texi.
12286 2008-04-01 Jakub Jelinek <jakub@redhat.com>
12289 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
12291 2008-04-01 Rafael Espindola <espindola@google.com>
12293 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
12294 (extract_code_and_val_from_cond): Use
12295 extract_code_and_val_from_cond_with_ops.
12297 2008-04-01 Jan Hubicka <jh@suse.cz>
12299 * function.c (free_after_compilation): Free epilogue_delay_list.
12300 (prepare_function_start): Assert that previous compilation was freed.
12302 2008-04-01 Jan Hubicka <jh@suse.cz>
12303 Jim Wilson <wilson@tuliptree.org>
12304 Andreas Tobler <andreast@gcc.gnu.org>
12306 PR middle-end/35781
12307 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12308 rtl.emit instead cfun->emit.
12309 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
12310 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
12312 2008-04-01 Ben Elliston <bje@au.ibm.com>
12314 * doc/c-tree.texi (Function Basics): Fix grammatical error.
12316 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
12318 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
12320 (fprofile-use): Add var flag_profile_use
12321 * coverage.c (coverage_begin_output): Do not open a gcno file for
12322 output only if -ftest-coverage is set.
12323 Do not add getpwd() to gcda file path.
12324 (build_gcov_info): Check the new flag
12325 flag_profile_datafile_relative_path.
12326 (coverage_init): Use profile_data_prefix.
12327 Read profile counter only if flag_profile_use is set.
12328 * opts.c (common_handle_option): New option fprofile-use=,
12329 fprofile-dir=, fprofile-generate=.
12330 * toplev.c (profile_data_prefix): New variable definition.
12331 * toplev.h (profile_data_prefix): New declaration.
12332 * doc/invoke.tex (Option Summary, Optimization Options):
12335 2008-03-31 James E. Wilson <wilson@tuliptree.org>
12337 * varasm.c (output_constant_pool_1): In LABEL_REF check,
12338 use tmp consistently.
12341 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
12342 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12343 UNSPEC_FR_RECIP_APPROX_RES.
12344 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
12346 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
12349 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
12351 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12353 PR middle-end/30186
12354 * fold-const.c (fold_indirect_ref_1): Support accessing non first
12355 element of the vector via a pointer.
12357 2008-03-31 Ian Lance Taylor <iant@google.com>
12359 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
12361 2008-03-31 Jan Hubicka <jh@suse.cz>
12363 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12364 get_arg_pointer_save_area.
12365 * expr.c (init_expr): Just clear out rtl.expr.
12366 * function.c (free_after_compilation): Clear out whole RTL structure.
12367 (get_func_frame_size): Merge into ...
12368 (get_frame_size): ... this one.
12369 (assign_stack_local_1): Merge into ...
12370 (assign_stack_local): ... this one.
12371 (expand_function_end): Update call of get_arg_pointer_save_area.
12372 (get_art_pointer_save_area): Remove cfun argument.
12373 * function.h (emit_status): regno_pointer_align does not need length
12374 attribute. Move x_regno_reg_rtx to ...
12375 (regno_reg_rtx): ... new global array.
12376 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12377 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12378 apply_args_value, forced_labels, stack_pointer_delta):
12380 (struct varasm_status): Move here from varasm.c
12381 (struct rtl_data): New. Move here some fields from struct function.
12382 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12383 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12384 used_temp_slots avail_temp_slots, temp_slot_level,
12385 nonlocal_goto_handler_labels): Update accesstors.
12386 (rtl): New global variable.
12387 (struct function): Move some fileds to rtl_data.
12388 (get_arg_pointer_save_area): Update prototype.
12389 * emit-rtl.c (rtl): Declare.
12390 (regno_reg_rtx): Declare.
12391 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12393 (gen_reg_rtx): Update.
12394 (init_virtual_regs): Do not tate emit_status argument.
12395 (init_emit): Do not allocate emit.
12396 * varasm.c (varasm_statuc): Move to function.h.
12397 (n_deferred_constatns): Update accestor.
12398 (init_varasm_status): Do not allocate varasm_status.
12399 (force_const_mem, get_pool_size, output_constant_pool): Update.
12400 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12401 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12403 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12405 PR rtl-optimization/35729
12406 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12409 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12412 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12413 load/store if memory is unaligned.
12414 (*movti_rex64): Likewise.
12416 * config/i386/predicates.md (misaligned_operand): New.
12418 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12421 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12424 2008-03-31 Jan Beulich <jbeulich@novell.com>
12426 * config/ia64/constraints.md: Add 'j' constraint.
12427 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12428 (movdi_internal): Likewise.
12430 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12433 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12435 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
12438 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
12439 proper error message for the third argument on blendpd and
12442 * config/i386/sse.md (blendbits): New.
12443 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
12445 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
12447 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
12449 2008-03-30 Richard Guenther <rguenther@suse.de>
12451 PR middle-end/31023
12452 * fold-const.c (fold_sign_changed_comparison): Do leave
12453 conversions to base-types alone.
12455 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12457 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
12458 the link register if one altivec register is be saved.
12460 2008-03-30 Ben Elliston <bje@au.ibm.com>
12462 * final.c (final_scan_insn): Remove if (0) code.
12464 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
12466 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
12468 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
12470 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
12471 of V4SFmode to ix86_binary_operator_ok.
12473 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
12475 * config/i386/i386.c (override_options): Initialize
12476 ix86_veclib_handler to ix86_veclibabi_svml when
12477 -mveclibabi=svml is used.
12478 (ix86_veclibabi_svml): New function for SVML ABI style
12479 vectorization support.
12480 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
12482 2008-03-28 Rafael Espindola <espindola@google.com>
12484 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
12485 (tree_binary_nonnegative_warnv_p): Make it public.
12486 (tree_single_nonnegative_warnv_p): Make it public.
12487 (tree_invalid_nonnegative_warnv_p): Make it public.
12488 (tree_unary_nonzero_warnv_p): Make it public.
12489 (tree_binary_nonzero_warnv_p): Make it public
12490 (tree_single_nonzero_warnv_p): Make it public.
12491 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
12492 (extract_range_from_binary_expr): Split the expr argument.
12493 (extract_range_from_unary_expr): Split the expr argument.
12494 (extract_range_from_comparison): Split the expr argument.
12495 (extract_range_from_expr): Use the new aux functions.
12496 (vrp_evaluate_conditional_warnv): Use
12497 vrp_evaluate_conditional_warnv_with_ops.
12498 * tree.h (tree_unary_nonzero_warnv_p): Declare.
12499 (tree_binary_nonzero_warnv_p): Declare.
12500 (tree_single_nonzero_warnv_p): Declare.
12501 (tree_expr_nonzero_warnv_p): Declare.
12502 (tree_unary_nonnegative_warnv_p): Declare.
12503 (tree_binary_nonnegative_warnv_p): Declare.
12504 (tree_single_nonnegative_warnv_p): Declare.
12505 (tree_invalid_nonnegative_warnv_p): Declare.
12507 2008-03-28 Richard Guenther <rguenther@suse.de>
12509 PR tree-optimization/30317
12510 PR tree-optimization/30911
12511 PR tree-optimization/34793
12512 * tree-vrp.c (set_and_canonicalize_value_range): New function.
12513 (struct assert_locus_d): New member EXPR.
12514 (register_new_assert_for): Add EXPR parameter to support
12515 ASSERT_EXPR <name, expr OP limit>.
12516 (register_edge_assert_for_1): Adjust callers.
12517 (find_assert_locations): Likewise.
12518 (process_assert_insertions_for): Build condition from expression.
12519 (extract_range_from_assert): Handle ASSERT_EXPRs
12520 of the form ASSERT_EXPR <name, expr OP limit>.
12521 (register_edge_assert_for_2): New helper registering
12522 asserts for comparisons. Recognize range tests of the form
12523 (unsigned)i - CST1 OP CST2.
12524 (register_edge_assert_for_1): Use it.
12525 (register_edge_assert_for): Likewise.
12526 (needs_overflow_infinity): Integer sub-types
12527 do not need overflow infinities.
12528 (vrp_val_is_max): The extreme values of integer sub-types
12529 are those of the base type.
12530 (vrp_val_is_min): Likewise.
12531 * tree.def (ASSERT_EXPR): Document extra allowed conditional
12534 2008-03-28 Nick Clifton <nickc@redhat.com>
12537 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
12538 Return GENERAL_REGS for stack adjustment reloads.
12540 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12543 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
12544 const_vector when all the vectors are constant.
12546 2008-03-27 Bob Wilson <bob.wilson@acm.org>
12548 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
12550 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
12551 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
12553 (s<code>_sf): Use new scc_sf attribute for opcode names.
12555 2008-03-27 Tom Tromey <tromey@redhat.com>
12557 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
12558 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
12559 config/spu/t-spu-elf, config/i386/t-interix,
12560 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
12561 config/i386/x-darwin, config/i386/x-mingw32,
12562 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
12563 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
12564 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
12565 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
12566 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
12567 config/rs6000/x-darwin, config/rs6000/t-rs6000,
12568 config/score/t-score-elf, config/arm/t-strongarm-pe,
12569 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
12570 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
12571 Revert automatic dependency patch.
12573 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
12576 * config/i386/i386.c (ix86_function_arg_boundary): Align
12577 decimal floating point to its natural boundary.
12579 2008-03-27 Richard Guenther <rguenther@suse.de>
12581 PR middle-end/35716
12582 * fold-const.c (fold_comparison): Restrict distinct decl
12583 comparison folding to VAR_DECLs and PARM_DECLs. Do not
12584 solely rely on operand_equal_p.
12586 2008-03-27 Richard Guenther <rguenther@suse.de>
12589 * c-common.c (handle_weak_attribute): Reject combination of
12592 2008-03-27 Richard Guenther <rguenther@suse.de>
12594 PR tree-optimization/32810
12595 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
12596 conversions from DECL_INITIAL.
12597 (fold_const_aggregate_ref): Likewise from constructor elements.
12599 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
12601 * tree-affine.h (aff_combination_expand): Declare.
12602 (get_inner_reference_aff): Likewise.
12603 * tree-affine.c (aff_combination_expand): Split out from
12604 tree_to_aff_combination_expand.
12605 (get_inner_reference_aff): New function.
12606 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
12607 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
12608 (struct lim_aux_data): sm_done field removed.
12609 (mem_ref_loc_p, mem_ref_locs_p): New types.
12610 (struct mem_ref): Added id, stored, accesses_in_loop,
12611 indep_loop, dep_loop, indep_ref, dep_ref fields.
12612 Removed is_stored, locs and next fields.
12613 (memory_accesses): New variable.
12614 (movement_possibility): Do not allow moving statements
12615 that store to memory.
12616 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
12618 (determine_max_movement): For statements with memory references,
12619 find the outermost loop in that the reference is independent.
12620 (move_computations_stmt): Mark the virtual operands for renaming.
12621 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
12622 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
12623 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
12624 add_vop_ref_mapping, create_vop_ref_mapping_loop,
12625 create_vop_ref_mapping, analyze_memory_references,
12626 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
12627 get_all_locs_in_loop, ref_always_accessed_p,
12628 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
12629 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
12630 store_motion_loop, store_motion): New functions.
12631 (struct vop_to_refs_elt): New type.
12632 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
12633 memref_hash, memref_eq, hoist_memory_references): Rewritten.
12634 (schedule_sm): Replaced by...
12635 (execute_sm): ... this.
12636 (determine_lsm_ref, hoist_memory_references,
12637 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
12638 find_more_ref_vops, free_mem_ref, free_mem_refs,
12639 determine_lsm_loop, determine_lsm): Removed.
12640 (tree_ssa_lim_finalize): Free data structures used by store motion.
12641 (tree_ssa_lim): Call analyze_memory_references. Use
12642 store_motion instead of determine_lsm.
12644 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12646 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
12647 rename tmake_file to m68hc11/t-m68hc11.
12648 (mcore): Set inhibit_libc to true.
12649 * config.host (alpha*-dec-*vms*): Set extra_programs.
12650 (interix3*): Don't use host_xmake_file.
12651 * configure.ac: Let config.gcc override inhibit_libc.
12652 * configure: Regenerate.
12654 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
12655 * config/t-openbsd-thread: Remove commented out lines.
12657 * config/x-interix: Remove.
12659 * config/m68hc11/t-m68hc11-gas: Rename to...
12660 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
12662 * config/mcore/t-mcore: Remove T_CFLAGS.
12663 * config/mcore/t-mcore-pe: Likewise.
12665 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12667 * configure.ac: Replace custom __GNU_SOURCE test with
12668 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
12669 * aclocal.m4: Regenerate.
12670 * configure: Regenerate.
12671 * config.in: Regenerate.
12673 2008-03-27 Richard Guenther <rguenther@suse.de>
12675 * fold-const.c (target.h): Include.
12676 (fold_comparison): Fold comparison of addresses of decls
12677 that bind locally or of constants. Consolidate address folding code.
12678 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
12679 results from fold_binary_to_constant.
12680 (compare_values_warnv): Likewise.
12682 2008-03-27 Andrew Pinski <pinskia@gmail.com>
12684 PR middle-end/35429
12685 * fold-const.c (fold_truthop): Check for integeral types when folding
12686 a == 0 && b == 0 and a != 0 || b != 0 .
12688 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
12690 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
12692 2008-03-26 Andreas Schwab <schwab@suse.de>
12694 * doc/invoke.texi: Fix use of @item vs. @itemx.
12696 2008-03-26 Tom Tromey <tromey@redhat.com>
12698 * Makefile.in (build/gensupport.o, build/print-rtl.o,
12699 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
12700 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
12701 build/gencodes.o, build/genconditions.o, build/genconfig.o,
12702 build/genconstants.o, build/genemit.o, build/genextract.o,
12703 build/genflags.o, build/genmddeps.o, build/genopinit.o,
12704 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
12707 2008-03-26 Richard Guenther <rguenther@suse.de>
12710 2008-03-26 Richard Guenther <rguenther@suse.de>
12712 * fold-const.c (target.h): Include.
12713 (fold_comparison): Fold comparison of addresses of two decls
12714 that bind locally. Consolidate address folding code.
12716 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12718 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
12719 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
12720 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
12721 dconstsqrt2, dconstthird, dconste and/or dconst10.
12722 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
12723 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
12724 dconstsqrt2, dconste): Delete.
12725 (init_emit_once): Likewise. Simplify initializing dconstm1.
12727 * real.c (get_real_const): New.
12728 * real.h (dconst3, dconst10, dconstm2, dconstthird,
12729 dconstsqrt2, dconste): Delete.
12730 (real_value_const, get_real_const): New.
12732 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
12734 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
12736 * config/i386/i386.c (ix86_function_arg_boundary): Check
12737 BIGGEST_ALIGNMENT instead of 128.
12738 (setup_incoming_varargs_64): Likewise.
12740 2008-03-26 Tom Tromey <tromey@redhat.com>
12742 * Makefile.in (DEPFILES): Add missing '/'.
12744 2008-03-26 Richard Guenther <rguenther@suse.de>
12746 * fold-const.c (target.h): Include.
12747 (fold_comparison): Fold comparison of addresses of two decls
12748 that bind locally. Consolidate address folding code.
12750 2008-03-26 Nick Clifton <nickc@redhat.com>
12753 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
12754 not allow INT+INT as a legitimate addressing mode.
12756 2008-03-26 Richard Guenther <rguenther@suse.de>
12758 * tree-flow.h (widen_bitfield): Remove declaration.
12759 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
12760 (widen_bitfield): Remove function.
12761 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
12764 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12767 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
12770 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
12772 PR rtl-optimization/35232
12773 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
12774 (forget_old_reloads_1, forget_marked_reloads): Don't clear
12775 reg_reloaded_call_part_clobbered here.
12776 (reload_regs_reach_end_p): New function.
12777 (reload_reg_rtx_for_input): New variable.
12778 (reload_reg_rtx_for_output): Likewise.
12779 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
12780 when reassigning a pseudo register. Load reloadreg from
12781 reload_reg_rtx_for_input, moving the mode and register
12783 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
12784 instead of the original when deciding whether an input reload
12785 would be a no-op or whether an output reload can be deleted.
12786 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
12787 when setting up new_spill_reg_store. Load it from
12788 reload_reg_rtx_for_output, moving the mode and register
12790 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
12791 instead of the original when deciding whether an output reload
12792 would be a no-op. Do the same when modifying insn notes.
12793 Use rtx_equal_p instead of == to compare the registers.
12794 (inherit_piecemeal_p): Take a mode and two register numbers
12796 (emit_reload_insns): Clear new_spill_reg_store for every hard
12797 register in the reload register. Remove spill registers
12798 from reg_reloaded_valid before considering whether to record
12799 inheritance information for them. Use reload_reg_rtx_for_output
12800 instead of reg_rtx when recording output reloads. Use
12801 reload_reg_rtx_for_input instead of reg_rtx when recording
12802 input reloads. Set or clear reg_reloaded_call_part_clobbered
12803 at the same time as setting reg_reloaded_valid.
12804 (delete_output_reload): Add a new_reload_reg parameter and use it
12805 instead of rld[j].reg_rtx.
12806 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
12809 2008-03-25 Tom Tromey <tromey@redhat.com>
12811 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
12812 (build/genattr.o): Likewise.
12813 (build/genattrtab.o): Likewise.
12814 (build/gencodes.o): Likewise.
12815 (build/genconfig.o): Likewise.
12816 (build/genconstants.o): Likewise.
12817 (build/genemit.o): Likewise.
12818 (build/genextract.o): Likewise.
12819 (build/genflags.o): Likewise.
12821 2008-03-25 Bob Wilson <bob.wilson@acm.org>
12823 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
12824 instead of size_int for integer types.
12825 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
12826 to match type of MINUS_EXPR.
12828 2008-03-25 Tom Tromey <tromey@redhat.com>
12830 * configure: Rebuilt.
12831 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
12834 2008-03-25 Tom Tromey <tromey@redhat.com>
12836 * config/x-solaris (host-solaris.o): Update.
12837 * config/x-linux (host-linux.o): Update.
12838 * config/x-hpux (host-hpux.o): Update.
12839 * config/x-darwin (host-darwin.o): Update.
12840 * config/v850/t-v850e (v850-c.o): Update.
12841 * config/v850/t-v850 (v850-c.o): Update.
12842 * config/t-vxworks (vxworks.o): Update.
12843 * config/t-sol2 (sol2-c.o, sol2.o): Update.
12844 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
12845 * config/spu/t-spu-elf (spu-c.o): Update.
12847 * config/sh/t-symbian (sh-c.o): Update.
12848 (symbian.o): Update.
12849 * config/sh/t-sh (sh-c.o): Update.
12850 * config/score/t-score-elf (score7.o, score3.o): Update.
12851 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
12852 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
12853 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
12854 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
12855 (rs6000.o): Remove.
12856 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12857 * config/m32c/t-m32c (m32c-pragma.o): Update.
12858 * config/ia64/t-ia64 (ia64-c.o): Update.
12859 * config/i386/x-mingw32 (host-mingw32.o): Update.
12860 * config/i386/x-i386 (driver-i386.o): Update.
12861 * config/i386/x-darwin (host-i386-darwin.o): Update.
12862 * config/i386/x-cygwin (host-cygwin.o): Update.
12863 * config/i386/t-nwld (nwld.o): Update.
12864 * config/i386/t-netware (netware.o): Update.
12865 * config/i386/t-interix (winnt.o): Update.
12866 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
12867 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
12868 msformat-c.o): Update.
12869 * config/bfin/t-bfin-linux (generated_files): Add
12870 linux-sysroot-suffix.h.
12871 * config/arm/t-wince-pe (pe.o): Update.
12872 * config/arm/t-strongarm-pe (pe.o): Update.
12873 * config/arm/t-pe (pe.o): Update.
12874 * config/arm/t-arm (arm-c.o): Update.
12875 * doc/install.texi (Prerequisites): Require make 3.80.
12876 * Makefile.in: Remove .o targets.
12877 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
12878 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
12879 (simple_generated_h, simple_generated_c): Move earlier.
12880 (generated_files): New variable.
12881 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
12882 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
12883 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
12884 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
12885 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
12886 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
12887 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
12888 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
12889 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
12890 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
12891 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
12892 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
12894 (COMPILE.base, COMPILE): New variables.
12895 (%.o): New pattern rule.
12896 (ALL_HOST_OBJS): New variable.
12897 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
12898 (dummy-checksum.o, cc1-checksum.o): Remove.
12899 (DRIVER_SHLIB): New variable.
12900 (DRIVER_DEFINES): Use it.
12901 (gencondmd.c): Move out of build/.
12902 (s-conditions): Update.
12903 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
12904 (ALL_BUILD_OBJS): Likewise.
12905 (build/%.o): Use BUILDCOMPILE.
12906 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
12907 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
12908 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
12909 build/gencheck.o, build/gencodes.o, build/genconditions.o,
12910 build/genconfig.o, build/genconstants.o, build/genemit.o,
12911 build/genextract.o, build/genflags.o, build/genmddeps.o,
12912 build/genopinit.o, build/genoutput.o, build/genpeep.o,
12913 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
12914 build/gen-protos.o, build/scan.o, build/fix-header.o,
12915 build/scan-decls.o): Simplify.
12916 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
12917 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
12918 prefix.o, toplev.o): Reduce to variable setting.
12919 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
12920 ($(out_object_file), gcc-options.o): New targets.
12921 ($(ALL_HOST_OBJS)): New target. Include dependency files.
12922 * configure: Rebuilt.
12923 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
12924 * doc/sourcebuild.texi (Front End Directory): Document new variable.
12926 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
12928 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
12929 complain when we hit an error, return ERROR_MARK_NODE.
12931 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12933 * config/sh/constraints.md (Pso, Psz): New constraints.
12934 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
12935 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
12937 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12939 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
12940 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
12942 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12944 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12945 (prefetch_sh2a): New.
12947 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12948 Naveen.H.S <naveen.hs@kpitcummins.com>
12950 * config/sh/constraints.md (I28): New constraint.
12951 * config/sh/sh.c (broken_move): Add support for movi20s.
12952 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12954 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12955 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12956 Naveen.H.S <naveen.hs@kpitcummins.com>
12958 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12959 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12960 (print_operand): Handle resbank in %@ operand code.
12961 (sh_encode_section_info): New.
12962 (push_regs): Add conditions for resbank.
12963 (sh_expand_epilogue): Likewise.
12964 (sh_insert_attributes): Likewise.
12965 (sh_attribute_table): Likewise.
12966 (sh_handle_resbank_handler_attribute): New.
12967 (sh2a_handle_function_vector_handler_attribute): New.
12968 (sh2a_is_function_vector_call): New.
12969 (sh2a_get_function_vector_number): New.
12970 (sh2a_function_vector_p): New.
12971 (sh_cfun_resbank_handler_p): New.
12972 * config/sh/sh.md (calli): Emit jsr/n if possible.
12973 (calli_tbr_rel): New.
12974 (calli_pcrel): Emit jsr/n if possible.
12975 (return_i): Emit rts/n if possible.
12976 (call_valuei_tbr_rel): New.
12977 (call_valuei_pcrel): Add condition for SH2A target.
12978 (call_value): Likewise.
12979 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12980 (sh2a_get_function_vector_number): Likewise.
12981 (sh2a_is_function_vector_call): Likewise.
12982 * doc/extend.texi: Document TBR relative addressing of SH2A.
12983 (resbank): Add description for SH2A.
12985 2008-03-24 Richard Guenther <rguenther@suse.de>
12988 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12989 pointer assignments change conversions according to middle-end rules.
12990 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12991 * configure.ac: Include type checking in yes.
12992 * configure: Regenerate.
12994 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12996 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12997 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12999 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13001 * gthr-vxworks.h (UNUSED): Define.
13003 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13005 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13007 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13009 * doc/extend.texi (Function Attributes): Add missing comma in the
13010 example of the "alloc_size" attribute.
13012 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13015 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13017 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13020 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13023 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13024 of the underlying type of a MS bitfield layout to the natural
13025 alignment of the type.
13027 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13029 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13030 to their natural alignment to avoid store forwarding stalls.
13032 2008-03-22 Richard Guenther <rguenther@suse.de>
13034 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13035 For PHI nodes verify the address is invariant.
13036 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13037 (get_symbol_constant_value): Use is_gimple_min_invariant.
13038 (maybe_fold_stmt_indirect): Likewise.
13040 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13042 PR rtl-optimization/33927
13043 * Makefile.in (dse.o): Depend on $(TM_P_H).
13044 * expr.h (extract_low_bits): Declare.
13045 * expmed.c (extract_low_bits): New function.
13046 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13047 * dse.c: Include tm_p.h.
13048 (find_shift_sequence): Remove the read_reg argument and return the
13049 read value. Emit the instructions instead of returning them.
13050 Iterate on new_mode rather than calculating it each time.
13051 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13052 source to NEW_MODE and extract_low_bits to convert the shifted
13053 value to READ_MODE.
13054 (replace_read): Allow the load and store to have different mode
13055 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13056 or extraction instructions before trying the replacement. Update
13057 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13059 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13061 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13062 to their natural alignment to avoid store forwarding stalls.
13064 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13067 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13068 encouraging but not allowing gprs for input;
13069 change the input constraint to !f#r.
13070 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13072 change the output constraint to !f#r.
13074 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13077 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13078 corresponding post-reload splitters.
13079 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13080 when x87 FP math is selected.
13081 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13082 New function prototype.
13083 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13084 unreachable function to ease macroization of insn patterns.
13086 2008-03-21 Martin Jambor <mjambor@suse.cz>
13088 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13089 reference dumps if ddr is NULL or dependence is unknown.
13091 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13093 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13094 unsigned extension into account.
13095 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13096 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13097 Do computations on a scratch register.
13099 2008-03-21 Richard Guenther <rguenther@suse.de>
13101 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13102 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13103 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13104 * tree-ssa-dom.c (record_equality): Likewise.
13105 * tree-inline.c (copy_body_r): Likewise.
13106 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13109 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13111 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13112 as 'delete_unused' argument.
13114 2008-03-20 Richard Guenther <rguenther@suse.de>
13116 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13117 special casing of constant qualifiers.
13118 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13119 care about them in general.
13120 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13121 regardless of their type.
13122 (fold_stmt_r): Forcefully fold *& if we end up with that.
13124 2008-03-20 Paul Brook <paul@codesourcery.com>
13126 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13127 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13129 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13131 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13132 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13134 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13136 * common.opt (Wmudflap): New option.
13137 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13138 (mx_register_decls): Likewise.
13139 (mudflap_finish_file): Likewise.
13140 * doc/invoke.texi: Document -Wno-mudflap.
13142 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13144 * c-format.c (replace_format_name_to_system_name): New.
13145 (cmp_attribs): New.
13146 (convert_format_name_to_system_name): New.
13147 (decode_format_attr): Add use of convert_format_name_to_system_name.
13148 (format_types_orig): Add gnu_ prefix to names.
13149 (check_format_info_main): Special treating of \0 escaped names for
13150 supporting multi-character format specifiers as I32, I64.
13151 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13152 (gnu_target_overrides_format_attributes): New.
13153 * c-format.h: Add structure target_ovr_attr to hold
13154 system specific formatter names.
13155 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13156 msformat-c.o file to c_target_objs and cxx_target_objs.
13157 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13158 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13159 (TARGET_N_FORMAT_TYPES): New.
13160 * config/i386/msformat-c.c: New.
13161 * config/i386/t-cygming: Add build rule for msformat-c.o.
13162 * doc/extend.texi: Add new format names gnu_* and ms_* and
13164 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13166 2008-03-20 Ira Rosen <irar@il.ibm.com>
13168 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13169 optimizations turned on under -O3.
13170 (ftree-vectorize): Add that the flag is turned on with -O3.
13172 2008-03-20 Ben Elliston <bje@au.ibm.com>
13174 * regmove.c (try_auto_increment): Fix spelling error in comment.
13175 * final.c (final_scan_insn): Likewise.
13177 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13180 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13181 allocator preferences for "y" and "r" class registers.
13182 ("*mov<mode>_internal"): Ditto.
13183 ("*movv2sf_internal_rex64"): Ditto.
13184 ("*movv2sf_internal"): Ditto.
13186 2008-03-19 Michael Matz <matz@suse.de>
13188 PR middle-end/35616
13189 * calls.c (expand_call): Check overlap of arguments with call
13190 address for sibcalls.
13192 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13195 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13196 of the underlying type of a MS bitfield layout to the natural
13197 alignment of the type.
13199 2008-03-19 Jan Hubicka <jh@suse.cz>
13202 * toplev.c (decode_d_option): Handle all CPP flags.
13203 * tree-vrp.c: Update tree_pass descriptors.
13204 * regrename.c: Update tree_pass descriptors.
13205 * fwprop.c: Update tree_pass descriptors.
13206 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13207 * tree-into-ssa.c: Update tree_pass descriptors.
13208 * tree-dump.c: Update tree_pass descriptors.
13209 * tree-complex.c: Update tree_pass descriptors.
13210 * tree-dump.h: Update tree_pass descriptors.
13211 * see.c: Update tree_pass descriptors.
13212 * cgraphbuild.c: Update tree_pass descriptors.
13213 * tracer.c: Update tree_pass descriptors.
13214 * tree-loop-distribution.c: Update tree_pass descriptors.
13215 * cgraph.c: Update tree_pass descriptors.
13216 * postreload-gcse.c: Update tree_pass descriptors.
13217 * postreload.c: Update tree_pass descriptors.
13218 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13219 * tree-tailcall.c: Update tree_pass descriptors.
13220 * tree-pass.h (tree_opt_pass): Rename to ...
13221 (opt_pass) ... this one; add "type" field and remove letter field.
13222 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13223 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13224 all_lowering_passes): Update declaration.
13225 * ipa-cp.c: Update tree_pass descriptors.
13226 * final.c: Update tree_pass descriptors.
13227 * omp-low.c: Update tree_pass descriptors.
13228 * tree-ssa-dse.c: Update tree_pass descriptors.
13229 * ipa-reference.c: Update tree_pass descriptors.
13230 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13231 * auto-inc-dec.c: Update tree_pass descriptors.
13232 * reorg.c: Update tree_pass descriptors.
13233 * cgraphunit.c: Update tree_pass descriptors.
13234 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13235 * tree-ssa-ccp.c: Update tree_pass descriptors.
13236 * df-core.c: Update tree_pass descriptors.
13237 * mode-switching.c: Update tree_pass descriptors.
13238 * tree-nomudflap.c: Update tree_pass descriptors.
13239 * modulo-sched.c: Update tree_pass descriptors.
13240 * ipa-pure-const.c: Update tree_pass descriptors.
13241 * cse.c: Update tree_pass descriptors.
13242 * web.c: Update tree_pass descriptors.
13243 * tree-stdarg.c: Update tree_pass descriptors.
13244 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13245 * tree-ssa-dom.c: Update tree_pass descriptors.
13246 * tree-nrv.c: Update tree_pass descriptors.
13247 * tree-ssa-alias.c: Update tree_pass descriptors.
13248 * loop-init.c: Update tree_pass descriptors.
13249 * gimple-low.c: Update tree_pass descriptors.
13250 * ipa-inline.c: Update tree_pass descriptors.
13251 * tree-ssa-sink.c: Update tree_pass descriptors.
13252 * global.c: Update tree_pass descriptors.
13253 * ifcvt.c: Update tree_pass descriptors.
13254 * jump.c: Update tree_pass descriptors.
13255 * predict.c: Update tree_pass descriptors.
13256 * tree-ssa-loop.c: Update tree_pass descriptors.
13257 * recog.c: Update tree_pass descriptors.
13258 * dse.c: Update tree_pass descriptors.
13259 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13260 * tree-eh.c: Update tree_pass descriptors.
13261 * regmove.c: Update tree_pass descriptors.
13263 * function.c: Update tree_pass descriptors.
13264 * tree-vectorizer.c: Update tree_pass descriptors.
13265 * gcse.c: Update tree_pass descriptors.
13266 * ipa-type-escape.c: Update tree_pass descriptors.
13267 * tree-if-conv.c: Update tree_pass descriptors.
13268 * init-regs.c: Update tree_pass descriptors.
13269 * ipa.c: Update tree_pass descriptors.
13270 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13271 * rtl-factoring.c: Update tree_pass descriptors.
13272 * lower-subreg.c: Update tree_pass descriptors.
13273 * bt-load.c: Update tree_pass descriptors.
13274 * tree-dfa.c: Update tree_pass descriptors.
13275 * except.c: Update tree_pass descriptors.
13276 * emit-rtl.c: Update tree_pass descriptors.
13277 * cfgexpand.c: Update tree_pass descriptors.
13278 * tree-cfgcleanup.c: Update tree_pass descriptors.
13279 * cfgcleanup.c: Update tree_pass descriptors.
13280 * tree-ssa-pre.c: Update tree_pass descriptors.
13281 * tree-sra.c: Update tree_pass descriptors.
13282 * tree-mudflap.c: Update tree_pass descriptors.
13283 * tree-ssa-copy.c: Update tree_pass descriptors.
13284 * cfglayout.c: Update tree_pass descriptors.
13285 * tree-ssa-forwprop.c: Update tree_pass descriptors.
13286 * tree-ssa-dce.c: Update tree_pass descriptors.
13287 * tree-ssa.c: Update tree_pass descriptors.
13288 * regclass.c: Update tree_pass descriptors.
13289 * integrate.c: Update tree_pass descriptors.
13290 * tree-optimize.c: Update tree_pass descriptors.
13291 * tree-ssa-phiprop.c: Update tree_pass descriptors.
13292 * tree-object-size.c: Update tree_pass descriptors.
13293 * combine.c: Update tree_pass descriptors.
13294 * tree-outof-ssa.c: Update tree_pass descriptors.
13295 * bb-reorder.c: Update tree_pass descriptors.
13296 * stack-ptr-mod.c: Update tree_pass descriptors.
13297 * var-tracking.c: Update tree_pass descriptors.
13298 * tree-profile.c: Update tree_pass descriptors.
13299 * tree-vect-generic.c: Update tree_pass descriptors.
13300 * reg-stack.c: Update tree_pass descriptors.
13301 * sched-rgn.c: Update tree_pass descriptors.
13302 * tree-ssa-structalias.c: Update tree_pass descriptors.
13303 * tree-cfg.c: Update tree_pass descriptors.
13304 * passes.c (current_pass): Update declaration.
13305 (finish_optimization_passes): Update.
13306 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
13307 (register_one_dump_file, register_dump_files_1, next_pass_1):
13309 (init_optimization_passes): Update handling of new types.
13310 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
13311 * ipa-struct-reorg.c: Update tree_pass descriptors.
13312 * tree-ssa-reassoc.c: Update tree_pass descriptors.
13313 * combine-stack-adj.c: Update tree_pass descriptors.
13314 * cfgrtl.c: Update tree_pass descriptors.
13315 * dce.c: Update tree_pass descriptors.
13316 * tree-ssanames.c: Update tree_pass descriptors.
13318 2008-03-19 Richard Guenther <rguenther@suse.de>
13320 PR middle-end/35609
13321 * tree-ssa.c (walk_data): New structure.
13322 (warn_uninitialized_var): If not always_executed warn with "maybe"
13324 (execute_early_warn_uninitialized): Compute post-dominators.
13325 Initialize always_executed before processing each basic block.
13327 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13330 * config/i386/i386.c (x86_this_parameter): Calculate correct location
13331 of "this" pointer when "regparm = N" or "fastcall" is in effect.
13333 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13335 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
13337 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13339 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
13341 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
13342 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
13343 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
13344 target after ignore has been set, and move there also the commputation
13345 of subtarget and original_target.
13346 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
13347 (LANG_HOOKS_INITIALIZER): Remove it.
13348 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
13350 2008-03-18 Richard Guenther <rguenther@suse.de>
13352 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
13353 found an expression with constants, note that in the VN for the lhs.
13354 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
13355 fold them to constants if possible. Run cleanup_cfg if done so.
13356 (execute_pre): Return todo.
13357 (do_pre): Likewise.
13358 (execute_fre): Likewise.
13359 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
13361 (get_prop_source_stmt): Look through pointer conversions.
13363 2008-03-18 Jan Hubicka <jh@suse.cz>
13365 * tree-pretty-print.c: Include predict.h.
13366 (dump_generic_node): Dump predictor.
13367 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
13368 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
13369 * gimple-low.c (lower_stmt): Likewise.
13370 * expr.c (expand_expr_real): Likewise.
13371 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
13373 (build_predict_expr, build_predict_expr): New.
13374 * predict.h (predictor_name, build_predict_expr): Update.
13375 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13376 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13377 * predict.def (PRED_CONTINUE): Update hitrate.
13378 * tree.def (PREDICT_EXPR): Define.
13379 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13380 do not handle BIND_EXPR.
13381 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13382 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13383 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13386 2008-03-18 Michael Matz <matz@suse.de>
13388 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13390 2008-03-18 Richard Guenther <rguenther@suse.de>
13392 * tree-gimple.h (is_gimple_invariant_address): Declare.
13393 (is_gimple_constant): Likewise.
13394 * tree-gimple.c (is_gimple_constant): New function.
13395 (is_gimple_invariant_address): Likewise.
13396 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13397 and is_gimple_invariant_address.
13398 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13400 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13401 an addressable base.
13403 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13405 PR middle-end/35611
13406 * gimplify.c (gimplify_expr): Gimplify second operand of
13409 2008-03-17 Richard Guenther <rguenther@suse.de>
13411 PR tree-optimization/19637
13412 * fold-const.c (fold_unary): Remove restrictions of removing
13413 intermediate pointer-conversions (P2)(P1)P0.
13414 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13415 conversion to void pointer.
13416 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13418 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13421 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13422 emulated thread local variables.
13424 2008-03-16 Richard Guenther <rguenther@suse.de>
13426 PR middle-end/35607
13427 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13428 expand TREE_INVARIANT operations that are not gimple invariant.
13430 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13432 * doc/extend.texi (Alignment): Say that the ABI controls
13433 the __alignof__ for non-strict-alignment targets rather
13434 than being a recommendation.
13436 2008-03-15 Paul Brook <paul@codesourcery.com>
13438 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
13440 (arm_output_fn_unwind): Mark functions that can not be unwound.
13442 2008-03-15 Paul Brook <paul@codesourcery.com>
13444 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
13445 extension instructions.
13447 2008-03-15 Richard Guenther <rguenther@suse.de>
13449 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
13450 and fold constant aggregate refs.
13451 (fold_const_aggregate_ref): Handle string constants
13452 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
13453 (evaluate_stmt): Simplify now that ccp_fold folds constant
13456 2008-03-15 Paul Brook <paul@codesourcery.com>
13458 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
13459 (extzv): Use gen_extzv_t2.
13460 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
13462 2008-03-15 Richard Guenther <rguenther@suse.de>
13464 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
13465 (fold_const_aggregate_ref): Likewise.
13466 (get_value): Return NULL if we don't have any values.
13467 (ccp_finalize): Set const_val to NULL after freeing it.
13468 * tree-flow.h (get_symbol_constant_value): Declare.
13469 (fold_const_aggregate_ref): Likewise.
13470 * tree-ssa-sccvn.c (try_to_simplify): Use them.
13472 2008-03-15 Richard Guenther <rguenther@suse.de>
13474 PR middle-end/35593
13475 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
13476 to not produce negative array indices if not allowed. Add
13477 parameter to indicate that.
13478 (maybe_fold_offset_to_component_ref): Allow negative array
13479 indices only for the first member of a structure.
13480 (maybe_fold_offset_to_reference): Allow negative array indices.
13481 (maybe_fold_stmt_addition): Likewise.
13483 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
13484 Anatoly Sokolov <aesok@post.ru>
13486 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
13487 (avr_arch): Add ARCH_AVR6.
13488 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
13489 (initial_elimination_offset): Initialize and use 'avr_pc_size'
13490 instead of fixed value 2.
13491 (print_operand_address): Use gs() asm specifier instead of pm().
13492 (avr_assemble_integer): (Ditto.).
13493 (avr_output_addr_vec_elt): (Ditto.).
13494 (print_operand): Handle "!" code.
13495 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
13496 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
13497 (AVR_HAVE_EIJMP_EICALL): Define.
13498 (AVR_3_BYTE_PC): Redefine.
13499 (AVR_2_BYTE_PC): (Ditto.).
13500 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
13501 (LINK_SPEC): Add atmega2560 and atmega2561.
13502 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
13504 * config/avr/avr.md (call_insn): Use eicall instead of icall
13505 for 3 byte PC devices.
13506 (call_value_insn): (Ditto.).
13507 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
13508 (indirect_jump): Use only for for 2 byte PC devices.
13509 (*tablejump): (Ditto.).
13510 (*indirect_jump_avr6): Add insn.
13511 (*tablejump_rjmp): Don't use for 3 byte PC devices.
13512 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
13513 instead of ijmp for 3 byte PC devices.
13514 (__tablejump2__): (Ditto.).
13515 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
13516 (MULITLIB_DIRNAMES): (Ditto.).
13517 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
13519 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
13521 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
13522 "sse2_umulsidi3". Use V1DI mode for operand 0.
13523 ("mmx_psadbw"): Use V1DI mode for operand 0.
13524 * config/i386/i386-modes.def (V1SI): New vector mode.
13525 * config/i386/i386.c (struct builtin_description)
13526 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
13527 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
13528 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
13529 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
13530 v1di_ftype_v8qi_v8qi type.
13531 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
13533 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
13534 __builtin_ia32_pmuludq]: Fix the mode of return value.
13536 2008-03-15 Richard Guenther <rguenther@suse.de>
13538 PR middle-end/35595
13539 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
13542 2008-03-14 Bob Wilson <bob.wilson@acm.org>
13544 * doc/invoke.texi (Option Summary, Xtensa Options): Document
13545 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
13546 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
13547 unless TARGET_SERIALIZE_VOLATILE is enabled.
13548 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
13549 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
13550 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
13552 2008-03-14 Richard Guenther <rguenther@suse.de>
13554 PR tree-optimization/34172
13555 * tree-flow.h (refs_may_alias_p): Declare.
13556 (get_single_def_stmt): Likewise.
13557 (get_single_def_stmt_from_phi): Likewise.
13558 (get_single_def_stmt_with_phi): Likewise.
13559 * tree-dfa.c (refs_may_alias_p): New function.
13560 (get_single_def_stmt): Likewise.
13561 (get_single_def_stmt_from_phi): Likewise.
13562 (get_single_def_stmt_with_phi): Likewise.
13563 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
13564 (vn_reference_lookup_1): New helper function.
13565 (vn_reference_lookup): Walk the virtual use-def chain to
13566 continue searching for a match if the def does not alias the
13567 reference we are looking for.
13569 2008-03-14 David Edelsohn <edelsohn@gnu.org>
13571 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
13572 archive and Perzl. Update The Written Word listing.
13574 2008-03-14 Richard Guenther <rguenther@suse.de>
13576 PR tree-optimization/34043
13577 PR tree-optimization/33989
13578 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
13580 (bitmap_find_leader): Use extra argument to verify dominance
13581 relationship inside a basic-block.
13582 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
13583 (find_leader_in_sets): Adjust.
13584 (create_component_ref_by_pieces): Take extra argument for
13585 dominance check, handle lookup failures.
13586 (find_or_generate_expression): Likewise.
13587 (create_expression_by_pieces): Likewise.
13588 (insert_into_preds_of_block): Adjust.
13589 (create_value_expr_from): If asked for, verify all operands
13590 are in the blocks AVAIL_OUT set.
13591 (make_values_for_stmt): Check for SSA_NAMEs that are life
13592 over an abnormal edge.
13593 (compute_avail): Remove such check.
13594 (do_SCCVN_insertion): New function.
13595 (eliminate): If we do not find a leader suitable for replacement
13596 insert a replacement expression from SCCVN if available.
13597 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
13598 (struct vn_ssa_aux): Add needs_insertion flag.
13599 * tree-ssa-sccvn.c (may_insert): New global flag.
13600 (copy_reference_ops_from_ref): Value-number union member access
13601 based on its size, not type and member if insertion is allowed.
13602 (visit_reference_op_load): For a weak match from union type
13603 punning lookup a view-converted value and insert a SSA_NAME
13604 for that value if that is not found.
13605 (visit_use): Make dumps shorter. Do not disallow value numbering
13606 SSA_NAMEs that are life over an abnormal edge to constants.
13607 (free_scc_vn): Release inserted SSA_NAMEs.
13608 (run_scc_vn): New flag to specify whether insertion is allowed.
13609 Process SSA_NAMEs in forward order.
13610 * tree-ssa-loop-im.c (for_each_index): Handle invariant
13611 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
13612 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
13613 pointer type to/from integral types that do not change the
13614 precision to regular conversions.
13616 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13618 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13619 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13620 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
13621 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
13622 input arguments and the mode of return value. Built-in functions
13623 that operate on whole 64-bit MMX register now use V1DI mode.
13625 2008-03-13 Alon Dayan <alond@il.ibm.com>
13626 Olga Golovanevsky <olga@il.ibm.com>
13628 PR tree-optimization/35041
13629 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
13630 to locate the right position in a statement.
13632 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13636 * config/i386/xmmintrin.h: Change all static inline functions to
13637 extern inline and add __gnu_inline__ attribute.
13638 * config/i386/bmintrin.h: Ditto.
13639 * config/i386/smmintrin.h: Ditto.
13640 * config/i386/tmmintrin.h: Ditto.
13641 * config/i386/mmintrin-common.h: Ditto.
13642 * config/i386/ammintrin.h: Ditto.
13643 * config/i386/emmintrin.h: Ditto.
13644 * config/i386/pmmintrin.h: Ditto.
13645 * config/i386/mmintrin.h: Ditto.
13646 * config/i386/mm3dnow.h: Ditto.
13648 2008-03-13 Jakub Jelinek <jakub@redhat.com>
13650 PR middle-end/35185
13651 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
13652 (lower_omp_2): New function.
13653 (lower_omp_1, lower_omp): Rewritten.
13655 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
13658 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
13659 with the phrase "Microsoft Windows compilers".
13660 (Push/Pop Macro Pragmas): New subsection. Document
13661 #pragma push_macro and pragma pop_macro.
13663 2008-03-12 Paul Brook <paul@codesourcery.com>
13665 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
13667 2008-03-12 Paul Brook <paul@codesourcery.com>
13669 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
13670 (thumb2_alusi3_short): Exclude PLUS and MINUS.
13671 (thumb2_addsi_shortim): Rename ...
13672 (thumb2_addsi_short): ... to this. Allow register operands.
13673 (thumb2_subsi_short): New pattern.
13674 (thumb2_one_cmplsi2_short,
13675 thumb2_negsi2_short): New patterns and peepholes.
13677 2008-03-12 Paul Brook <paul@codesourcery.com>
13679 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
13681 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.md (int_cond): New code iterator.
13685 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
13686 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
13687 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
13688 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
13689 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
13690 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
13691 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
13692 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
13694 2008-03-12 Paul Brook <paul@codesourcery.com>
13696 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
13697 instead of {arm,thumb}_compute_save_reg_mask.
13698 (output_return_instruction): Ditto.
13699 (thumb_unexpanded_epilogue): Ditto.
13700 (thumb1_expand_prologue): Ditto.
13701 (thumb1_output_function_prologue): Ditto.
13702 (arm_set_return_address): Ditto.
13703 (thumb_set_return_address): Ditto.
13704 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
13705 regs to achieve stack alignment.
13706 (thumb1_compute_save_reg_mask): Fix compiler warning.
13707 (arm_output_epilogue): Use offsets->saved_regs_mask.
13708 Adjust stack pointer by poping call clobered registers.
13709 (arm_expand_prologue): Use offsets->saved_regs_mask.
13710 Adjust stack pointer by pushing extra registers.
13711 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
13713 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
13716 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
13717 conversion to the operands of a multiplication.
13719 2008-03-12 Richard Guenther <rguenther@suse.de>
13721 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
13722 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
13723 * timevar.def (TV_TREE_PHIPROP): Add.
13724 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
13725 pass description. Use TV_TREE_PHIPROP.
13726 * tree-ssa-forwprop.c: Remove phiprop code.
13728 2008-03-12 Jakub Jelinek <jakub@redhat.com>
13730 PR middle-end/35549
13731 * omp-low.c (maybe_lookup_decl): Constify first argument.
13732 (use_pointer_for_field): Change last argument from bool to
13733 omp_context *. Disallow shared copy-in/out in nested
13734 parallel if decl is shared in outer parallel too.
13735 (build_outer_var_ref, scan_sharing_clauses,
13736 lower_rec_input_clauses, lower_copyprivate_clauses,
13737 lower_send_clauses, lower_send_shared_vars): Adjust callers.
13739 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
13740 Ira Rosen <irar@il.ibm.com>
13742 * tree-vectorizer.c (free_stmt_vec_info): New function.
13743 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
13744 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
13745 * tree-vectorizer.h (free_stmt_vec_info): Declare.
13746 * tree-vect-transform.c (vectorizable_conversion): Free
13747 vec_oprnds0 if it was allocated.
13748 (vect_permute_store_chain): Remove unused VECs.
13749 (vectorizable_store): Free VECs that are allocated in the..
13751 (vect_transform_strided_load, vectorizable_load): Likewise.
13752 (vect_remove_stores): Simplify the code.
13753 (vect_transform_loop): Move code to vect_remove_stores().
13754 Call vect_remove_stores() and free_stmt_vec_info().
13756 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13758 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
13759 TARGET_HPUX. Revise comment.
13760 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
13761 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
13762 Use sr4 variant of `be' instruction when not generating PIC code.
13763 (attr_length_call): Adjust for above change.
13765 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13767 * ipa-reference.c (static_execute): Remove module_statics_const and
13768 associated setting code.
13770 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13773 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
13774 predicate for operand 1.
13775 (paritysi2_cmp): Use register_operand predicate for operand 2.
13776 Use earlyclobber modifier for operand 1. Remove support for
13778 (paritydi2_cmp): Use register_operand predicate for operand 3.
13779 Use earlyclobber modifier for operand 1. Remove support for
13782 2008-03-11 Paul Brook <paul@codesourcery.com>
13783 Vladimir Prus <vladimir@codesourcery.com>
13785 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
13786 (arm_compute_save_reg0_reg12_mask): Always
13787 check if register 11 must be saved. Always safe hard frame pointer
13788 when frame_pointer_needeed.
13789 (arm_compute_save_reg_mask): Save IP and PC
13790 only with apcs frames.
13791 (arm_output_epilogue): Adjust Thumb2 codepath to
13792 be also invoked and work for ARM non-apcs frames.
13793 (arm_expand_prologue): Don't bother saving IP
13794 for non-apcs frame, since it's not clobbered by
13795 prologue code. Implement non-apcs frame
13798 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13800 PR rtl-optimization/35281
13801 * expr.c (convert_move): Use a new pseudo for the intermediate
13802 from_mode->word_mode result.
13804 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13806 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
13807 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
13808 * toplev.c (compile_file): Don't call it.
13810 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13812 PR middle-end/35526
13813 * expr.c (store_expr): Call emit_block_move if the mode
13814 of "temp" RTX is BLKmode.
13816 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13817 Richard Guenther <rguenther@suse.de>
13819 PR tree-optimization/31358
13820 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
13821 the step with a NULL_TREE.
13822 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
13823 to sizetype if type is a pointer type.
13824 (add_candidate_1): Don't convert the base and step to
13825 the generic type if the orginal type is a pointer type.
13826 (add_iv_value_candidates): Use sizetype for the step
13827 if type is a pointer type.
13828 (cand_value_at): Likewise.
13829 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
13831 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
13832 Don't convert the tem affine to the type.
13833 (add_elt_to_tree): Use sizetype for the step if a pointer.
13834 Use POINTER_PLUS_EXPR for pointers.
13835 (aff_combination_to_tree): Use sizetype for the step if a
13838 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
13840 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
13841 Remove commutativity hint.
13843 2008-03-10 Jakub Jelinek <jakub@redhat.com>
13847 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
13848 errorneous type. Check that v is a VAR_DECL.
13850 PR middle-end/35099
13851 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
13853 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
13855 PR tree-optimization/35494
13856 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
13857 may be overriden at link and run time.
13859 2008-03-10 Richard Guenther <rguenther@suse.de>
13861 PR tree-optimization/34677
13862 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
13863 (poolify_tree): Likewise.
13864 (modify_expr_template): Likewise.
13865 (poolify_modify_stmt): Likewise.
13866 (insert_fake_stores): Handle all component-ref style stores
13867 in addition to INDIRECT_REF. Also handle complex types.
13868 Do not poolify the inserted load.
13869 (realify_fake_stores): Do not rebuild the tree but only
13870 make it a SSA_NAME copy.
13871 (init_pre): Remove initialzation of modify_expr_template.
13872 Do not allocate modify_expr_node_pool.
13873 (fini_pre): Do not free modify_expr_node_pool.
13875 2008-03-10 Paul Brook <paul@codesourcery.com>
13877 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
13878 to avoid conflicts.
13880 2008-03-10 Paul Brook <paul@codesourcery.com>
13881 Mark Shinwell <shinwell@codesourcery.com>
13883 * config/arm/cortex-r4.md: New.
13884 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
13886 * config/arm/arm.md: Include cortex-r4.md.
13887 (insn): Add smmls, sdiv and udiv values.
13888 (generic_sched): Don't use generic scheduling for Cortex-R4.
13889 (arm_issue_rate): New function.
13890 (TARGET_SCHED_ISSUE_RATE): Define.
13892 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
13894 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
13896 2008-03-10 Richard Guenther <rguenther@suse.de>
13898 * tree-ssa-pre.c (get_sccvn_value): Simplify.
13899 (compute_avail): Do not add stmt uses to AVAIL_OUT.
13901 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
13903 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13904 Set default to true.
13906 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13908 * c.opt (Wsynth): Deprecate.
13909 * doc/invoke.texi (Option Summary, Warning Options): Document
13910 -Wno-format-contains-nul.
13912 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
13915 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
13916 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
13918 2008-03-09 Ira Rosen <irar@il.ibm.com>
13920 * config/rs6000/rs6000.c (builtin_description): Rename vector
13921 left shift operations.
13922 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
13923 (altivec_vsl<VI_char>): Rename to ...
13924 (ashl<mode>3): ... new name.
13925 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
13927 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
13929 2008-03-08 Richard Guenther <rguenther@suse.de>
13931 * coverage.h (tree_coverage_counter_addr): Declare.
13932 * coverage.c (tree_coverage_counter_addr): New function.
13933 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
13934 before using again.
13935 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
13936 (tree_gen_one_value_profiler): Likewise.
13937 (tree_gen_ic_profiler): Likewise.
13938 (tree_gen_average_profiler): Likewise.
13939 (tree_gen_ior_profiler): Likewise.
13941 2008-03-08 Richard Guenther <rguenther@suse.de>
13943 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
13944 (vn_binary_op_insert): Likewise.
13945 (vn_unary_op_lookup): Likewise.
13946 (vn_unary_op_insert): Likewise.
13947 (vn_nary_op_lookup): Declare.
13948 (vn_nary_op_insert): Likewise.
13949 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13950 and binary hashes, use a single obstack for unary_op_pool
13951 and binary_op_pool.
13952 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13953 a single struct vn_nary_op_s. Store tree code length and
13954 a variable number of operands.
13955 (struct vn_reference_op_struct): Remove unused op2.
13956 (vn_reference_op_eq): Do not compare op2.
13957 (vn_reference_op_compute_hash): Do not compute hash of op2.
13958 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13959 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13960 with vn_nary_op_compute_hash.
13961 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13962 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13964 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13966 (visit_unary_op): Call nary functions.
13967 (visit_binary_op): Likewise.
13968 (process_scc): Adjust for struct vn_tables_s changes.
13969 (allocate_vn_table): Likewise.
13970 (free_vn_table): Likewise.
13971 * tree-vn.c (vn_add): Call nary functions.
13972 (vn_lookup): Likewise.
13974 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13977 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13978 wdst back after sync_compare_and_swapqhi_internal.
13980 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13983 * config/i386/i386-modes.def (V1DI): New vector mode.
13984 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13985 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13986 (MMXMODE248): Ditto.
13987 (MMXMODE): Add V1DI mode.
13988 (mmxvecsize): Change DI mode to V1DI mode.
13989 ("mov<mode>): Use MMXMODEI8 mode iterator.
13990 ("*mov<mode>_internal_rex64"): Ditto.
13991 ("*mov<mode>_internal"): Ditto.
13992 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13993 ("mmx_sub<mode>3"): Ditto.
13994 ("mmx_adddi3"): Remove insn pattern.
13995 ("mmx_subdi3"): Ditto.
13996 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13997 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13998 ("mmx_ashl<mode>3"): Ditto.
13999 ("mmx_lshrdi3"): Remove insn pattern.
14000 ("mmx_ashldi3"): Ditto.
14001 * config/i386/i386.c (classify_argument): Handle V1DImode.
14002 (function_arg_advance_32): Ditto.
14003 (function_arg_32): Ditto.
14004 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14005 mmx_addv1di3 insn pattern.
14006 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14007 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14008 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14009 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14010 Remove definitions of built-in functions.
14011 (V1DI_type_node): New node.
14012 (v1di_ftype_v1di_int): Ditto.
14013 (v1di_ftype_v1di_v1di): Ditto.
14014 (v2si_ftype_v2si_si): Ditto.
14015 (v4hi_ftype_v4hi_di): Remove node.
14016 (v2si_ftype_v2si_di): Ditto.
14017 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14018 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14019 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14020 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14021 Add new builtins using def_builtin_const.
14022 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14023 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14024 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14025 * config/i386/mmintrin.h (__v1di): New typedef.
14026 (_mm_add_si64): Cast arguments to __v1di type.
14027 (_mm_sub_si64): Ditto.
14028 (_mm_sll_pi16): Cast __count to __v4hi type.
14029 (_mm_sll_pi32): Cast __count to __v2si type.
14030 (_mm_sll_si64): Cast arguments to __v1di type.
14031 (_mm_srl_pi16): Cast __count to __v4hi type.
14032 (_mm_srl_pi32): Cast __count to __v2si type.
14033 (_mm_srl_si64): Cast arguments to __v1di type.
14034 (_mm_sra_pi16): Cast __count to __v4hi type.
14035 (_mm_sra_pi32): Cast __count to __v2si type.
14036 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14037 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14038 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14039 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14040 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14041 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14042 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14043 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14044 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14045 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14046 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14047 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14049 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14051 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14053 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14057 reg+const addressing for Altivec modes. Don't generate reg+reg
14058 addressing for TFmode or TDmode quantities.
14060 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14062 * c-common.c (vector_types_convertible_p): Call langhook
14063 instead of comptypes.
14065 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14068 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14069 integral and scalar float variables which have a
14072 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14074 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14075 dwarf_register_span hook when emitting unwind information for
14076 register-to-memory saves.
14077 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14078 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14080 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14082 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14083 for the same VAR_DECL.
14085 2008-03-06 Tom Tromey <tromey@redhat.com>
14087 * treelang: Delete.
14088 * doc/standards.texi (Standards): Don't mention treelang.
14089 * doc/invoke.texi (Overall Options): Don't mention treelang.
14090 * doc/install.texi (Prerequisites): Don't mention bison or
14092 (Configuration): Don't mention treelang.
14093 (Building): Likewise.
14094 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14096 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14098 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14099 word-extractions out of a multi-word object.
14101 2008-03-06 Richard Guenther <rguenther@suse.de>
14103 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14104 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14105 result type and precision.
14106 * expr.c (get_inner_reference): Set unsignedp based on the result
14107 type of BIT_FIELD_REF.
14108 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14109 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14110 (try_instantiate_multiple_fields): Likewise. Use the correct type
14112 (sra_build_assignment): Likewise.
14113 (sra_build_elt_assignment): Likewise.
14114 (sra_explode_bitfield_assignment): Likewise.
14115 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14116 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14117 set BIT_FIELD_REF_UNSIGNED.
14118 (vectorizable_load): Likewise.
14120 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14122 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14125 2008-03-06 Richard Guenther <rguenther@suse.de>
14127 * alias.c (struct alias_set_entry): Move has_zero_child field
14128 to pack with alias_set.
14130 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14132 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14135 2008-03-05 Ian Lance Taylor <iant@google.com>
14137 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14139 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14141 * fwprop.c (update_df): Support width and offset parameters of
14143 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14144 global_conflicts): Change DF_REF_EXTRACT to either
14145 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14146 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14147 * df-scan.c (df_ref_record, df_defs_record,
14148 df_ref_create_structure, df_def_record_1, df_uses_record,
14149 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14150 df_bb_refs_collect, df_entry_block_defs_collect,
14151 df_exit_block_uses_collect): Support new width and offset fields.
14152 (ref_extract_pool): New storage pool.
14153 (df_free_ref): New function.
14154 (df_reg_chain_unlink, df_free_collection_rec,
14155 df_sort_and_compress_refs): Call df_free_ref.
14156 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14158 (df_ref_create_structure): Allocate df_ref_extract if offset and
14159 width fields are used.
14160 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14161 (df_uses_record): Get offset and width from ZERO_EXTRACT
14163 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14164 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14165 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14166 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14167 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14168 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14169 (df_ref_extract): New structure.
14170 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14171 (df_ref_create): Add width and offset parameters.
14173 2008-03-05 Richard Guenther <rguenther@suse.de>
14175 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14176 Use ranges_overlap_p.
14177 (offset_overlaps_with_access): Rename
14178 to ranges_overlap_p and move ...
14179 * tree-flow-inline.h (ranges_overlap_p): ... here.
14181 * tree.h (get_inner_reference, handled_component_p): Update
14184 * tree.h (record_component_aliases, get_alias_set,
14185 alias_sets_conflict_p, alias_sets_must_conflict_p,
14186 objects_must_conflict_p): Move declarations ...
14187 * alias.h (record_component_aliases, get_alias_set,
14188 alias_sets_conflict_p, alias_sets_must_conflict_p,
14189 objects_must_conflict_p): ... here.
14190 Include coretypes.h.
14191 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14193 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14195 * cfg.c: Include tree-flow.h.
14196 (remove_edge_raw): Call redirect_edge_var_map_clear.
14197 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14198 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14199 (redirect_edge_var_map_result): New.
14200 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14201 PENDING_STMT use with redirect_edge_var_map_*.
14202 * tree-ssa.c (edge_var_maps): New definition.
14203 (redirect_edge_var_map_add): New.
14204 (redirect_edge_var_map_clear): New.
14205 (redirect_edge_var_map_dup): New.
14206 (redirect_edge_var_map_vector): New.
14207 (redirect_edge_var_map_destroy): New.
14208 (ssa_redirect_edge): Replace PENDING_STMT use with
14209 redirect_edge_var_map_*.
14210 (flush_pending_stmts): Same.
14211 (delete_tree_ssa): Destroy edge var map.
14212 * tree-flow.h (struct _edge_var_map): New.
14213 Define edge_var_map vector type.
14214 Declare redirect_edge_var_map_* prototypes.
14215 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14216 * tree-cfg.c (reinstall_phi_args): Replace
14217 PENDING_STMT use with redirect_edge_var_map_*.
14219 2008-03-05 Richard Guenther <rguenther@suse.de>
14221 PR tree-optimization/35472
14222 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14223 whose single use_stmt has a overlapping set of loaded and
14224 stored symbols as that use_stmt might be a noop assignment then.
14226 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14228 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14230 2008-03-05 Richard Guenther <rguenther@suse.de>
14233 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14234 should be constants.
14235 * tree-cfg.c (verify_expr): Verify it.
14236 * fold-const.c (fold_truthop): Remove code generating
14237 BIT_FIELD_REFs of structure bases.
14238 (fold_binary): Likewise.
14239 (fold_ternary): Position and size of BIT_FIELD_REFs are
14240 always host integers.
14241 (make_bit_field_ref): Remove.
14242 (optimize_bit_field_compare): Remove.
14243 (all_ones_mask_p): Remove.
14245 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14248 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14249 (split_block_and_df_analyze): New. Split basic block and rebuild
14251 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14253 (split_pattern_seq): Likewise.
14254 (erase_matching_seqs): Likewise.
14255 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14257 2008-03-04 Geoff Keating <geoffk@apple.com>
14259 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14260 declaration and code.
14261 (tree_invalid_nonnegative_warnv_p): Likewise.
14263 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14265 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14266 examples. Truncate option-names then causing overfull hbox.
14268 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14271 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14273 * configure: Rebuilt.
14275 2008-03-04 Rafael Espindola <espindola@google.com>
14277 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14278 (tree_unary_nonnegative_warnv_p): New.
14279 (tree_binary_nonnegative_warnv_p): New.
14280 (tree_single_nonnegative_warnv_p): New.
14281 (tree_invalid_nonnegative_warnv_p): New.
14282 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
14284 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14287 * opts.c (handle_option): Postpone 'unknown option' errors only for
14290 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
14293 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
14296 2008-03-04 Rafael Espindola <espindola@google.com>
14298 * fold-const.c (tree_unary_nonzero_warnv_p): New.
14299 (tree_binary_nonzero_warnv_p): New.
14300 (tree_single_nonzero_warnv_p): New.
14301 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
14303 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
14305 PR middle-end/35456
14306 * fold-const.c (fold_cond_expr_with_comparison): Prevent
14307 transformations for modes that have signed zeros.
14308 * ifcvt.c (noce_try_abs): Ditto.
14310 2008-03-04 Joseph Myers <joseph@codesourcery.com>
14312 * config/i386/i386.c (override_options): Force
14313 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
14315 2008-03-04 Jan Hubicka <jh@suse.cz>
14318 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
14321 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14323 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
14324 label to probe the stack.
14326 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14328 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
14329 (__gthr_win32_mutex_destroy): Declare.
14330 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
14331 __gthr_win32_mutex_destroy.
14332 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
14334 2008-03-03 Jan Hubicka <jh@suse.cz>
14337 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
14338 aggressive on inlining cold calls.
14340 2008-03-03 Richard Guenther <rguenther@suse.de>
14342 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
14343 struct copies into the expression table.
14344 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
14345 (try_to_simplify): Likewise.
14346 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
14347 integral and pointer arguments which do not change the
14348 precision to NOP_EXPRs.
14349 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
14350 VIEW_CONVERT_EXPR case.
14352 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
14354 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
14355 defined in a loop at depth 0 is invariant.
14356 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14357 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
14358 be called at loop depth 0.
14360 2008-03-02 Jakub Jelinek <jakub@redhat.com>
14363 * gcc.c (process_command): Update copyright notice dates.
14364 * gcov.c (print_version): Likewise.
14365 * gcov-dump.c (print_version): Likewise.
14366 * mips-tfile.c (main): Likewise.
14367 * mips-tdump.c (main): Likewise.
14369 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14372 * c-common.c (flag_permissive): Delete.
14373 (constant_expression_warnings): Check flags first.
14374 (constant_expression_error): New.
14375 * c-common.h (flag_permissive): Delete.
14376 (constant_expression_error): Declare.
14377 * flags.h (flag_permissive): Declare. Update description.
14378 * diagnostic.c (pedwarn): Update.
14380 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14381 (permissive_error_kind): New.
14382 * toplev.c (flag_permissive): Define. Update description.
14383 * toplev.h (permissive_error_kind): Declare.
14384 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14385 (pedwarn_c90): Use pedantic_warning_kind.
14386 * c-opts.c (c_common_post_options): flag_permissive does not affect
14387 flag_pedantic_errors.
14389 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14391 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14392 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14393 __absvsi2, __absvDI2): Use unsigned arithmetic.
14395 2008-03-02 Andi Kleen <ak@suse.de>
14396 Richard Guenther <rguenther@suse.de>
14398 * struct-equiv.c: Remove file.
14399 * cfg_cleanup.c (condjump_equiv_p): Remove.
14400 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14401 (struct-equiv.o): Remove rule.
14402 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14403 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14404 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14406 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14408 * ifcvt.c (noce_process_if_block): Try to handle only the then
14409 block if the else block exists but isn't suitable.
14411 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14414 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14415 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14416 regression from previous patch.
14418 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14421 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14423 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14424 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14425 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14426 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14427 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14428 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14429 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14430 (__gthread_mutex_destroy_function): Rename to
14431 __gthread_mutex_destroy.
14432 * gthr-dce.h (__gthread_mutex_destroy): Call
14433 pthread_mutex_destroy.
14434 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14435 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14436 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
14438 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14440 * df-scan.c (df_ref_chain_change_bb): Simplify.
14441 (df_insn_change_bb): Add new_bb argument. Simplify. Call
14442 set_block_for_insn if there's any change.
14443 * df.h ((df_insn_change_bb): Fix prototype.
14444 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
14445 df_insn_change_bb, don't call set_block_for_insn.
14446 * emit-rtl.c (reorder_insns): Likewise.
14447 * haifa-sched.c (move_insn): Likewise.
14449 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14451 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
14453 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14455 * tree-flow-inline.h (next_readonly_imm_use): Return
14456 NULL_USE_OPERAND_P after the end.
14458 2008-03-01 Richard Guenther <rguenther@suse.de>
14460 PR tree-optimization/35411
14461 * tree-sra.c (sra_build_assignment): Split conversion to
14462 final type to a separate statement if we are not assigning
14465 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14467 * fold-const.c (fold_convertible_p): Correct the logic to follow
14468 that in fold_convert().
14470 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
14473 * tree-inline.c (build_duplicate_type): When we make a
14474 duplicate type, make it unique in the canonical types system.
14476 2008-02-29 Tom Tromey <tromey@redhat.com>
14478 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
14479 input_file_stack_history, input_file_stack_restored): Remove.
14480 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14481 * input.h (struct file_stack): Remove.
14482 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14483 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
14485 * diagnostic.h (struct diagnostic_context) <last_module>: Change
14487 (diagnostic_last_module_changed): Add 'map' argument.
14488 (diagnostic_set_last_function): Likewise.
14489 * diagnostic.c (undiagnostic_report_current_module): Iterate using
14490 line map, not input_file_stack.
14491 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
14493 2008-02-29 Paul Brook <paul@codesourcery.com>
14495 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
14497 2008-02-29 Paul Brook <paul@codesourcery.com>
14499 * config/arm/ieee754-df.S (muldf3): Use RET macros.
14501 2008-02-29 Richard Guenther <rguenther@suse.de>
14503 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
14505 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
14506 value for comparing for a store match.
14507 (simplify_unary_expression): Do nothing for SSA_NAMEs.
14508 (try_to_simplify): Do not do a full-blown reference lookup.
14510 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14512 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
14513 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14515 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
14517 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
14519 * tree-loop-linear.c (try_interchange_loops): Compare memory access
14520 strides against cache sizes.
14522 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14524 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
14527 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
14529 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
14530 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
14531 is smaller than the original promoted value.
14532 (simplify_subreg): If OP is a SUBREG, try to preserve its
14533 SUBREG_PROMOTED_VAR_P information.
14535 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
14537 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
14538 (VN_INFO_GET): Allocate new objects on the obstack.
14539 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
14540 for rpo_numbers_temp, for consistency.
14541 (free_scc_vn): Free the obstack.
14543 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
14545 * doc/invoke.texi: Document -ftree-loop-distribution.
14546 * tree-loop-distribution.c: New.
14547 * tree-pass.h (pass_loop_distribution): New.
14548 * graphds.h (struct graph): Add htab_t indices.
14549 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
14550 * tree-vectorizer.c (rename_variables_in_loop): Extern.
14551 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
14552 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
14553 * tree-data-ref.c (debug_data_dependence_relations): New.
14554 (dump_data_dependence_relation): Also print data references.
14555 (free_data_ref): Extern.
14556 (same_access_functions): Moved...
14557 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
14558 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14559 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
14560 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
14561 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
14562 (stmts_from_loop): Skip LABEL_EXPR.
14563 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
14565 (build_rdg): Initialize rdg->indices htab.
14566 (free_rdg, stores_from_loop, ref_base_address,
14567 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
14568 have_similar_memory_accesses_1, ref_base_address_1,
14569 remove_similar_memory_refs): New.
14570 * tree-data-ref.h: Depend on tree-chrec.h.
14571 (debug_data_dependence_relations, free_data_ref): Declared.
14572 (same_access_functions): ... here.
14573 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
14575 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
14576 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
14577 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
14578 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14579 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
14580 rdg_vertex_for_stmt): Declared.
14581 (struct rdg_edge): Add level.
14583 (free_rdg, stores_from_loop, remove_similar_memory_refs,
14584 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
14586 (rdg_has_similar_memory_accesses): New.
14587 * tree-vect-analyze.c: Remove unused static decls.
14588 * lambda.h (dependence_level): New.
14589 * common.opt (ftree-loop-distribution): New.
14590 * tree-flow.h (mark_virtual_ops_in_bb,
14591 slpeel_tree_duplicate_loop_to_edge_cfg,
14592 rename_variables_in_loop): Declared.
14593 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
14594 (OBJS-common): Add tree-loop-distribution.o.
14595 (tree-loop-distribution.o): New rule.
14596 * tree-cfg.c (mark_virtual_ops_in_bb): New.
14597 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
14598 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
14600 2008-02-28 Joseph Myers <joseph@codesourcery.com>
14603 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
14604 other than structures and unions.
14606 2008-02-28 Richard Guenther <rguenther@suse.de>
14609 2008-02-26 Richard Guenther <rguenther@suse.de>
14611 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14612 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14613 (lookup_decl_from_uid): Declare.
14614 (remove_decl_from_map): Likewise.
14615 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14616 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14617 (decl_for_uid_map): New global hashtable mapping DECL_UID
14619 (init_ttree): Allocate it.
14620 (insert_decl_to_uid_decl_map): New helper function.
14621 (make_node_stat): Insert new decls into the map.
14622 (copy_node_stat): Likewise.
14623 (lookup_decl_from_uid): New function.
14624 (remove_decl_from_map): Likewise.
14625 (print_decl_for_uid_map_statistics): New helper.
14626 (dump_tree_statistics): Call it.
14628 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14629 (referenced_var_iterator): Adjust.
14630 (FOR_EACH_REFERENCED_VAR): Adjust.
14631 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14632 (num_referenced_vars): Adjust.
14633 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14634 (first_referenced_var): Remove.
14635 (end_referenced_vars_p): Likewise.
14636 (next_referenced_var): Likewise.
14637 (referenced_var_iterator_set): New helper function.
14638 * tree-dfa.c (referenced_var_lookup): Adjust.
14639 (referenced_var_check_and_insert): Likewise.
14640 (remove_referenced_var): Likewise.
14641 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14642 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14643 (verify_call_clobbering): Likewise.
14644 (verify_memory_partitions): Likewise.
14645 (init_tree_ssa): Allocate bitmap instead of hashtable for
14647 (delete_tree_ssa): Adjust.
14648 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14649 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14650 (compute_tag_properties): Likewise.
14651 (set_initial_properties): Likewise.
14652 (find_partition_for): Likewise.
14653 (update_reference_counts): Likewise.
14654 (dump_may_aliases_for): Likewise.
14655 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14656 (add_call_clobber_ops): Likewise.
14657 (add_call_read_ops): Likewise.
14658 (get_asm_expr_operands): Likewise.
14659 * tree-into-ssa.c (dump_decl_set): Likewise.
14660 (update_ssa): Likewise.
14661 * tree-sra.c (scan_function): Likewise.
14662 (decide_instantiations): Likewise.
14663 (scalarize_parms): Likewise.
14664 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14665 (dsa_named_for): Likewise.
14666 * tree-ssa-structalias.c (update_alias_info): Likewise.
14667 (merge_smts_into): Likewise.
14669 2008-02-27 David Daney <ddaney@avtrex.com>
14672 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
14673 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
14674 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
14675 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
14676 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
14678 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
14681 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
14682 (BUILT_IN_NEXTTOWARD): Remove.
14683 (BUILT_IN_NEXTTOWARDF): Ditto.
14684 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
14685 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
14687 2008-02-27 Tom Tromey <tromey@redhat.com>
14689 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
14690 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
14692 2008-02-27 Jan Beulich <jbeulich@novell.com>
14694 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
14695 update the respective field on newdecl.
14697 2008-02-27 Revital Eres <eres@il.ibm.com>
14699 PR rtl-optimization/34999
14700 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
14701 crossing edges that ends with a call insn.
14702 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
14703 call insn and clear the EDGE_CROSSING flag of the crossing edge
14704 when fixing fallthru edges.
14706 2008-02-27 Richard Guenther <rguenther@suse.de>
14708 PR middle-end/35390
14709 * fold-const.c (fold_unary): Return the correct argument,
14710 converted to the result type.
14712 2008-02-27 Richard Guenther <rguenther@suse.de>
14714 PR middle-end/34971
14715 * expr.c (expand_expr_real_1): Assert on rotates that operate
14717 * fold-const.c (fold_binary): Use the types precision, not the
14718 bitsize of the mode if folding rotate expressions. Build rotates
14719 only for full modes.
14721 2008-02-27 Jakub Jelinek <jakub@redhat.com>
14723 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
14724 and CPP_PRAGMA_EOL.
14725 * c-pragma.c (pragma_ns_name): New typedef.
14726 (registered_pp_pragmas): New variable.
14727 (c_pp_lookup_pragma): New function.
14728 (c_register_pragma_1): If flag_preprocess_only, do nothing
14729 for non-expanded pragmas, for expanded ones push pragma's
14730 namespace and name into registered_pp_pragmas vector.
14731 (c_invoke_pragma_handler): Register OpenMP pragmas even when
14732 flag_preprocess_only, don't register GCC pch_preprocess
14733 pragma if flag_preprocess_only.
14734 * c-opts.c (c_common_init): Call init_pragma even if
14735 flag_preprocess_only.
14736 * c-pragma.c (c_pp_lookup_pragma): New prototype.
14737 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
14738 cpp_register_pragma if flag_preprocess_only.
14740 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14743 * c-parser.c (c_parser_translation_unit): Warn for empty
14744 translation unit, not empty source file.
14746 2008-02-26 Paul Brook <paul@codesourcery.com>
14748 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
14749 operand for Thumb-2.
14750 * config/arm/arm.h (reg_class): Add CORE_REGS.
14751 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
14752 (BASE_REG_CLASS): Use CORE_REGS.
14753 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
14754 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
14755 (REGNO_OK_FOR_INDEX_P): Exclude SP.
14756 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
14757 ARM_REGNO_OK_FOR_INDEX_P.
14758 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
14759 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
14760 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
14761 (ldm/stm peepholes): Ditto.
14762 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
14763 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
14764 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
14765 * config/arm/constraints.md: Enable "k" constraint on ARM.
14767 2008-02-27 Ben Elliston <bje@au.ibm.com>
14769 * config/rs6000/rs6000.c: Annotate cache line size field in all
14770 instances of struct processor_costs.
14772 2008-02-26 David Edelsohn <edelsohn@gnu.org>
14774 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
14775 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
14776 jump_bypass): New counters.
14777 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
14778 * dce.c (gate_ud_dce): Same.
14779 (gate_fast_dce): Same.
14780 * dse.c (gate_dse1): New function.
14781 (gate_dse2): New function.
14782 (gate_dse): Merge results of new gate functions.
14783 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
14784 (gate_handle_jump_bypass): Add dbg_cnt.
14785 (gate_handle_gcse): Add dbg_cnt.
14786 * ifcvt.c (gate_handle_if_conversion): Same.
14787 (gate_handle_if_after_combine): Same.
14788 (gate_handle_if_after_reload): Same.
14789 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
14791 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
14793 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
14795 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
14797 2008-02-26 Jason Merrill <jason@redhat.com>
14800 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
14801 alone if it's the naming decl for the type's main variant.
14803 2008-02-26 Tom Tromey <tromey@redhat.com>
14805 * system.h (USE_MAPPED_LOCATION): Poison.
14806 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
14807 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
14808 (make_goto_expr_edges): Likewise.
14809 (remove_bb): Likewise.
14810 (execute_warn_function_return): Likewise.
14811 * basic-block.h (struct edge_def) <goto_locus>: Change type to
14813 * c-common.c (fname_decl): Remove old location code.
14814 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
14816 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
14818 (ASM_INPUT_SOURCE_LOCATION): Likewise.
14819 (gen_rtx_ASM_INPUT): Likewise.
14820 (gen_rtx_ASM_INPUT_loc): Likewise.
14821 (get_rtx_asm_OPERANDS): Remove.
14822 * cfglayout.c (insn_locators_alloc): Remove old location code.
14823 (set_curr_insn_source_location): Likewise.
14824 (curr_insn_locator): Likewise.
14825 * print-tree.c (print_node): Remove old location code.
14826 * tree-mudflap.c (mf_varname_tree): Remove old location code.
14827 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
14828 * cfgexpand.c (expand_gimple_cond_expr): Don't use
14829 location_from_locus.
14830 (construct_exit_block): Remove old location code.
14831 * emit-rtl.c (force_next_line_note): Remove old location code.
14832 * profile.c (branch_prob): Remove old location code.
14833 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
14834 LOC_LINE): Remove old-location variants.
14835 * langhooks.c (lhd_print_error_function): Remove old location
14837 * configure, config.in: Rebuilt.
14838 * configure.ac (--enable-mapped-location): Remove.
14839 * c-decl.c (c_init_decl_processing): Remove old location code.
14840 (finish_function): Likewise.
14841 * recog.c (decode_asm_operands): Remove old location code.
14842 * c-pch.c (c_common_read_pch): Remove old location code.
14843 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
14845 * gimple-low.c (lower_function_body): Remove old location code.
14846 * toplev.c (unknown_location): Remove.
14847 (push_srcloc): Remove old-location variant.
14848 (process_options): Remove old location code.
14849 (lang_dependent_init): Likewise.
14850 * input.h (UNKNOWN_LOCATION): Move definition.
14851 (location_t): Undeprecate.
14852 (source_locus): Remove.
14853 (location_from_locus): Remove.
14854 (struct location_s): Remove.
14855 Remove all old-location code.
14856 (input_line, input_filename): Remove.
14857 * final.c (final_scan_insn): Remove old location code.
14858 * diagnostic.c (diagnostic_build_prefix): Remove
14859 USE_MAPPED_LOCATION test.
14860 * tree.h (gimple_stmt) <locus>: Now a location_t.
14861 (tree_exp) <locus>: Likewise.
14862 (DECL_IS_BUILTIN): Remove old-location variant.
14863 (annotate_with_file_line, annotate_with_locus): Likewise.
14864 (expr_locus, set_expr_locus): Update.
14865 * tree.c (build1_stat): Remove old location code.
14866 (last_annotated_node): Remove.
14867 (annotate_with_file_line): Remove old-location variant.
14868 (annotate_with_locus): Likewise.
14869 (expr_location): Remove old location code.
14870 (set_expr_location): Likewise.
14871 (expr_has_location): Likewise.
14872 (expr_locus): Likewise.
14873 (set_expr_locus): Likewise.
14874 (expr_filename): Don't use location_from_locus.
14875 (expr_lineno): Likewise.
14876 * rtl-error.c (location_for_asm): Remove old location code.
14877 * c-lex.c (cb_line_change): Remove old location code.
14878 (fe_file_change): Likewise.
14879 (cb_def_pragma): Likewise.
14880 (c_lex_with_flags): Likewise.
14881 * gengtype.c (do_typedef): Don't special-case location types.
14882 (define_location_structures): Remove.
14883 (main): Don't call define_location_structures.
14884 * tree-pretty-print.c (dump_implicit_edges): Remove old location
14887 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14890 * builtins.def (BUILT_IN_STDARG_START): Remove.
14891 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
14892 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14893 * tree-inline.c (inline_forbidden_p_1): Likewise.
14895 2008-02-26 Richard Guenther <rguenther@suse.de>
14897 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14898 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14899 (lookup_decl_from_uid): Declare.
14900 (remove_decl_from_map): Likewise.
14901 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14902 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14903 (decl_for_uid_map): New global hashtable mapping DECL_UID
14905 (init_ttree): Allocate it.
14906 (insert_decl_to_uid_decl_map): New helper function.
14907 (make_node_stat): Insert new decls into the map.
14908 (copy_node_stat): Likewise.
14909 (lookup_decl_from_uid): New function.
14910 (remove_decl_from_map): Likewise.
14911 (print_decl_for_uid_map_statistics): New helper.
14912 (dump_tree_statistics): Call it.
14914 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14915 (referenced_var_iterator): Adjust.
14916 (FOR_EACH_REFERENCED_VAR): Adjust.
14917 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14918 (num_referenced_vars): Adjust.
14919 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14920 (first_referenced_var): Remove.
14921 (end_referenced_vars_p): Likewise.
14922 (next_referenced_var): Likewise.
14923 (referenced_var_iterator_set): New helper function.
14924 * tree-dfa.c (referenced_var_lookup): Adjust.
14925 (referenced_var_check_and_insert): Likewise.
14926 (remove_referenced_var): Likewise.
14927 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14929 (verify_call_clobbering): Likewise.
14930 (verify_memory_partitions): Likewise.
14931 (init_tree_ssa): Allocate bitmap instead of hashtable for
14933 (delete_tree_ssa): Adjust.
14934 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14935 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14936 (compute_tag_properties): Likewise.
14937 (set_initial_properties): Likewise.
14938 (find_partition_for): Likewise.
14939 (update_reference_counts): Likewise.
14940 (dump_may_aliases_for): Likewise.
14941 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14942 (add_call_clobber_ops): Likewise.
14943 (add_call_read_ops): Likewise.
14944 (get_asm_expr_operands): Likewise.
14945 * tree-into-ssa.c (dump_decl_set): Likewise.
14946 (update_ssa): Likewise.
14947 * tree-sra.c (scan_function): Likewise.
14948 (decide_instantiations): Likewise.
14949 (scalarize_parms): Likewise.
14950 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14951 (dsa_named_for): Likewise.
14952 * tree-ssa-structalias.c (update_alias_info): Likewise.
14953 (merge_smts_into): Likewise.
14955 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14958 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14959 * c-opts.c (c_common_handle_option): Wall enables
14960 Wvolatile-register-var.
14961 * common.opt: Move Wvolatile-register-var to...
14964 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14966 * common.opt (Wlarger-than=): New.
14967 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14969 * opts.c (common_handle_option): Handle -Wlarger-than=.
14970 * optc-gen.awk: Likewise.
14971 * opth-gen.awk: Likewise.
14972 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14973 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14975 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14977 * c-common.c (match_case_to_enum_1): Add appropriate
14978 OPT_W* parameter to warning.
14979 (c_do_switch_warnings): Likewise.
14980 * c-typeck.c (warning_init): Add one more parameter following
14981 'warning' function.
14982 (push_init_level): Update call to warning_init.
14983 (pop_init_level): Likewise.
14984 (add_pending_init): Likewise.
14985 (output_init_element: Likewise.
14987 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14990 * toplev.c (toplev_main): If there are warnings or error, print
14991 errors for ignored options.
14992 * opts.c (ignored_options): New static variable.
14993 (postpone_unknown_option_error): New.
14994 (print_ignored_options): New.
14995 (handle_option): Postpone errors for unknown -Wno-* options.
14996 * opts.h (print_ignored_options): Declare.
14998 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15000 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15003 2008-02-25 Richard Guenther <rguenther@suse.de>
15006 2008-02-25 Richard Guenther <rguenther@suse.de>
15008 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15009 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15010 (lookup_decl_from_uid): Declare.
15011 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15012 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15013 (decl_for_uid_map): New global hashtable mapping DECL_UID
15015 (init_ttree): Allocate it.
15016 (insert_decl_to_uid_decl_map): New helper function.
15017 (make_node_stat): Insert new decls into the map.
15018 (copy_node_stat): Likewise.
15019 (lookup_decl_from_uid): New function.
15020 (print_decl_for_uid_map_statistics): New helper.
15021 (dump_tree_statistics): Call it.
15023 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15024 (referenced_var_iterator): Adjust.
15025 (FOR_EACH_REFERENCED_VAR): Adjust.
15026 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15027 (num_referenced_vars): Adjust.
15028 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15029 (first_referenced_var): Remove.
15030 (end_referenced_vars_p): Likewise.
15031 (next_referenced_var): Likewise.
15032 (referenced_var_iterator_set): New helper function.
15033 * tree-dfa.c (referenced_var_lookup): Adjust.
15034 (referenced_var_check_and_insert): Likewise.
15035 (remove_referenced_var): Likewise.
15036 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15037 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15038 (verify_call_clobbering): Likewise.
15039 (verify_memory_partitions): Likewise.
15040 (init_tree_ssa): Allocate bitmap instead of hashtable for
15042 (delete_tree_ssa): Adjust.
15043 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15044 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15045 (compute_tag_properties): Likewise.
15046 (set_initial_properties): Likewise.
15047 (find_partition_for): Likewise.
15048 (update_reference_counts): Likewise.
15049 (dump_may_aliases_for): Likewise.
15050 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15051 (add_call_clobber_ops): Likewise.
15052 (add_call_read_ops): Likewise.
15053 (get_asm_expr_operands): Likewise.
15054 * tree-into-ssa.c (dump_decl_set): Likewise.
15055 (update_ssa): Likewise.
15056 * tree-sra.c (scan_function): Likewise.
15057 (decide_instantiations): Likewise.
15058 (scalarize_parms): Likewise.
15059 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15060 (dsa_named_for): Likewise.
15061 * tree-ssa-structalias.c (update_alias_info): Likewise.
15062 (merge_smts_into): Likewise.
15064 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15067 * doc/invoke.texi (-fcx-limited-range): Document new option.
15068 * toplev.c (process_options): Handle -fcx-fortran-rules.
15069 * common.opt: Add documentation for -fcx-fortran-rules.
15071 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15074 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15075 actual behaviour and C99.
15077 2008-02-26 Ben Elliston <bje@au.ibm.com>
15079 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15080 (ASM_CPU_POWER6_SPEC): Likewise.
15081 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15082 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15083 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15085 2008-02-25 Richard Guenther <rguenther@suse.de>
15087 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15088 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15089 (lookup_decl_from_uid): Declare.
15090 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15091 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15092 (decl_for_uid_map): New global hashtable mapping DECL_UID
15094 (init_ttree): Allocate it.
15095 (insert_decl_to_uid_decl_map): New helper function.
15096 (make_node_stat): Insert new decls into the map.
15097 (copy_node_stat): Likewise.
15098 (lookup_decl_from_uid): New function.
15099 (print_decl_for_uid_map_statistics): New helper.
15100 (dump_tree_statistics): Call it.
15102 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15103 (referenced_var_iterator): Adjust.
15104 (FOR_EACH_REFERENCED_VAR): Adjust.
15105 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15106 (num_referenced_vars): Adjust.
15107 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15108 (first_referenced_var): Remove.
15109 (end_referenced_vars_p): Likewise.
15110 (next_referenced_var): Likewise.
15111 (referenced_var_iterator_set): New helper function.
15112 * tree-dfa.c (referenced_var_lookup): Adjust.
15113 (referenced_var_check_and_insert): Likewise.
15114 (remove_referenced_var): Likewise.
15115 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15116 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15117 (verify_call_clobbering): Likewise.
15118 (verify_memory_partitions): Likewise.
15119 (init_tree_ssa): Allocate bitmap instead of hashtable for
15121 (delete_tree_ssa): Adjust.
15122 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15123 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15124 (compute_tag_properties): Likewise.
15125 (set_initial_properties): Likewise.
15126 (find_partition_for): Likewise.
15127 (update_reference_counts): Likewise.
15128 (dump_may_aliases_for): Likewise.
15129 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15130 (add_call_clobber_ops): Likewise.
15131 (add_call_read_ops): Likewise.
15132 (get_asm_expr_operands): Likewise.
15133 * tree-into-ssa.c (dump_decl_set): Likewise.
15134 (update_ssa): Likewise.
15135 * tree-sra.c (scan_function): Likewise.
15136 (decide_instantiations): Likewise.
15137 (scalarize_parms): Likewise.
15138 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15139 (dsa_named_for): Likewise.
15140 * tree-ssa-structalias.c (update_alias_info): Likewise.
15141 (merge_smts_into): Likewise.
15143 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15146 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15147 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15148 * alias.h (nonoverlapping_memrefs_p): Likewise.
15150 2008-02-25 Jan Beulich <jbeulich@novell.com>
15152 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15153 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15154 __emultls_get_address, __emultls_register_common,
15155 __floatundi?f, and _Unwind_GetIPInfo.
15156 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15157 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15158 (gen_regparm_prefix): Likewise.
15159 (i386_nlm_encode_section_info): Sync with
15160 config/i386/winnt.c:i386_pe_encode_section_info().
15161 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15162 i386_nlm_mangle_decl_assembler_name): New.
15163 (netware_override_options): New.
15164 * config/i386/netware.h (netware_override_options): Declare.
15165 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15166 (i386_nlm_mangle_decl_assembler_name): Declare.
15167 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15169 2008-02-25 Ben Elliston <bje@au.ibm.com>
15172 * c-decl.c (grokdeclarator): Remove unused local variables
15173 `typedef_type' and `type_as_written'.
15175 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15176 unused local variable `has_hot_blocks'.
15177 (fix_crossing_conditional_branches): Remove unused local variable
15180 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15182 PR middle-end/19984
15183 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15184 using DEF_C99_BUILTIN.
15185 (BUILT_IN_NANF): Ditto.
15186 (BUILT_IN_NANL): Ditto.
15188 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15189 Revital Eres <eres@il.ibm.com>
15191 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15192 regarding the order of two dependent insns in the same row.
15194 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15196 * stor-layout.c (layout_decl): Do not bump the alignment of a
15197 bit-field to more than byte alignment if it is packed.
15199 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15201 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15204 2008-02-24 Diego Novillo <dnovillo@google.com>
15206 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15209 * tree-vrp.c (vrp_evaluate_conditional): With
15210 -Wtype-limits, emit a warning when comparing against a
15211 constant outside the natural range of OP0's type.
15212 * c.opt (Wtype-limits): Move ...
15213 * common.opt (Wtype-limits): ... here.
15215 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15217 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15218 * config/rs6000/e300c2c3.md: New file.
15219 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15221 (rs6000_override_options): Add e300c2 and e300c3 cases to
15222 processor_target_table. Do not allow usage of Altivec or Spe
15223 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15224 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15225 * config/rs6000/rs6000.h (processor_type): Add
15226 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15227 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15228 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15229 and ppce300c3. Include e300c2c3.md.
15231 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15233 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15234 instead of TARGET_STRICT_ALIGN.
15236 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15238 * explow.c (memory_address): Assert that the generated address is
15241 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15244 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15245 * config/darwin-ppc-ldouble-patch.def: New file.
15246 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15247 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15248 SUBTARGET_INIT_BUILTINS if defined.
15249 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15252 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15255 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15256 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15258 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15261 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15262 file" warning condtional on -Winvalid-PCH.
15264 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15266 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15268 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15272 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15273 prevent reload from using MMX registers.
15274 (*mov<mode>_internal): Ditto.
15275 (*movv2sf_internal_rex64): Ditto.
15276 (*movv2sf_internal): Ditto.
15278 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15280 PR documentation/31569
15281 * doc/install.texi2html: Use makeinfo --no-number-sections.
15283 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15285 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
15286 ensure that we can address an entire entity > 8 bytes. Don't
15287 generate reg+reg addressing for such data.
15289 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15291 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15292 strings when optimizing for size, unless the target cares about
15295 2008-02-22 Tom Tromey <tromey@redhat.com>
15297 * regclass.c (current_pass): Remove declaration.
15299 2008-02-22 Anatoly Sokolov <aesok@post.ru>
15301 * config/avr/libgcc.S (__RAMPZ__): Define.
15302 (__do_copy_data): Add for devices with 128KB code memory.
15304 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15306 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15308 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
15310 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
15312 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
15315 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15318 * c-typeck.c (build_binary_op): Warn about floating point
15319 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
15321 2008-02-21 Janis Johnson <janis187@us.ibm.com>
15324 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
15325 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
15327 (rs6000_override_options): Set altivec_abi as default, not override,
15328 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
15329 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
15330 is used; use new member spe_abi.
15331 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
15332 spe_abi and altivec_abi.
15334 2008-02-22 Tomas Bily <tbily@suse.cz>
15336 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
15338 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15341 * config.build (build_file_translate): Set to `CMD //c' only if
15343 * Makefile.in (build_file_translate): Improve comment.
15345 2008-02-21 Jan Hubicka <jh@suse.cz>
15347 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
15348 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
15349 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
15351 2008-02-21 Michael Matz <matz@suse.de>
15354 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
15356 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
15358 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
15359 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
15360 as insn constraint.
15361 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
15362 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
15363 SSE_VEC_FLOAT_MODE_P as insn constraint.
15364 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
15365 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
15366 sse4a_movntdf using MODEF mode iterator.
15367 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
15368 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
15369 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
15370 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
15371 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
15372 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
15373 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15375 2008-02-21 Richard Guenther <rguenther@suse.de>
15377 * tree.def (PAREN_EXPR): New tree code.
15378 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15380 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15381 * expr.c (expand_expr_real_1): Likewise.
15382 * tree-inline.c (estimate_num_insns_1): Likewise.
15383 * tree-complex.c (expand_complex_move): Likewise.
15384 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15387 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15390 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15392 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15395 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15397 * config/sh/sh.c (find_barrier): Don't go past
15398 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15400 2008-02-20 DJ Delorie <dj@redhat.com>
15402 * config/h8300/h8300.md (insv): Force source operand to be a register.
15404 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15405 as a jump, not as a plain insn.
15407 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15409 * doc/invoke.texi (Warning Options): Add new option
15410 -Wframe-larger-than=.
15411 (-Wframe-larger-than): Document.
15413 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15414 Add declarations for new option variables.
15416 * final.c (final_start_function): Check the frame size
15417 before emission and issue a Wframe-larger-than warning.
15419 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15420 Add definitions for new option variables.
15421 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15423 * common.opt (Wframe-larger-than=): New option.
15425 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15427 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15428 (<sse>_div<mode>3): Ditto.
15429 (<sse>_vmdiv<mode>3): Ditto.
15430 (<sse>_vmsqrt<mode>2): Ditto.
15431 (*smax<mode>3): Ditto.
15432 (sse5_frcz<mode>2): Ditto.
15433 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15434 as insn constraint.
15436 2008-02-20 Richard Guenther <rguenther@suse.de>
15438 PR middle-end/35265
15439 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
15440 be happy with INTEGRAL_TYPE_P.
15442 2008-02-20 Richard Guenther <rguenther@suse.de>
15444 * fold-const.c (split_tree): Associate floatig-point expressions
15445 if flag_associative_math is set.
15447 2008-02-20 Richard Guenther <rguenther@suse.de>
15449 * tree.h (fold_real_zero_addition_p): Declare.
15450 * fold-const.c (fold_real_zero_addition_p): Export.
15451 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
15452 floating-point operations with zero and one.
15454 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
15456 * doc/install.texi: Correct references to CFLAGS, replacing them
15457 with BOOT_CFLAGS. Document flags used during bootstrap for
15460 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15462 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
15463 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
15464 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
15466 (smin<mode>3): Ditto from similar patterns.
15467 (smax<mode>3): Ditto.
15468 (*ieee_smin<mode>3): Ditto.
15469 (*ieee_smax<mode>3): Ditto.
15470 * config/i386/sse.md (sse): New mode attribute.
15471 (mov<mode>): Macroize expander from movv4sf and movv2df using
15472 SSEMODEF2P mode iterator.
15473 (<sse>_movnt<mode>): Ditto from similar patterns. Use
15474 SSE_VEC_FLOAT_MODE_P as insn constraint.
15475 (storent<mode>): Ditto.
15476 (storent<mode>): Macroize expander from storentsf and storentdf using
15477 MODEF mode iterator.
15478 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
15479 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
15480 (abs<mode>2): Ditto from similar patterns.
15481 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
15482 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
15483 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
15484 (<sse>_vmsqrt<mode>2): Ditto.
15485 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
15486 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
15487 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
15488 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
15489 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
15490 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
15491 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
15493 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
15494 iterator and SSE_FLOAT_MODE_P as insn constraint.
15495 (<sse>_ucomi): Ditto from similar patterns.
15496 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
15497 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
15498 SSE_VEC_FLOAT_MODE_P as insn constraint.
15499 (vcond<mode>): Ditto from similar patterns.
15500 (and<mode>3, *and<mode>3): Ditto.
15501 (<sse>_nand<mode>3): Ditto.
15502 (ior<mode>3, *ior<mode>3): Ditto.
15503 (xor<mode>3, *xor<mode>3): Ditto.
15504 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
15505 iterator and SSE_FLOAT_MODE_P as insn constraint.
15506 (*nand<mode>3): Ditto from similar patterns.
15507 (*ior<mode>3): Ditto.
15508 (*xor<mode>3): Ditto.
15510 2008-02-20 Ira Rosen <irar@il.ibm.com>
15512 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
15513 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
15514 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
15516 2008-02-19 Jan Hubicka <jh@suse.cz>
15518 * predict.c (tree_bb_level_predictions): Remove variable next
15519 mistakely introduced by previous commit.
15521 2008-02-19 Jan Hubicka <jh@suse.cz>
15523 * predict.c (predict_paths_leading_to): Rewrite.
15524 (predict_paths_for_bb): New.
15525 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
15527 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15530 * Makefile.in (build_file_translate): New.
15531 (gcc-vers.texi): Use it for translating $(abs_srcdir).
15532 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
15533 * configure.ac (build_file_translate): Substitute it.
15534 * configure: Regenerate.
15536 2008-02-19 Jan Hubicka <jh@suse.cz>
15538 PR rtl-optimization/34408
15539 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
15542 2008-02-19 Jan Hubicka <jh@suse.cz>
15544 PR middle-end/28779
15545 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
15548 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
15551 * config/i386/i386-modes.def: Revert the last DI alignment
15552 change until Ada people can look into it.
15554 2008-02-19 Nick Clifton <nickc@redhat.com>
15556 * opts.c (print_specific_help): Fix typo in --help text.
15558 2008-02-19 Jakub Jelinek <jakub@redhat.com>
15561 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
15562 32-bit inline asm without asm alternatives for host GCC < 3.0.
15564 2008-02-19 Richard Guenther <rguenther@suse.de>
15566 PR tree-optimization/34989
15567 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
15568 Allow propagation to INDIRECT_REF if we can simplify only.
15570 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15572 * c-common.c (warn_for_collisions_1): Use appropriate option when
15575 2008-02-19 Nick Clifton <nickc@redhat.com>
15578 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
15579 (handle_options): Fix indentation.
15580 (print_filtered_help): If no language-specific options were
15581 displayed tell the user how to list all the options supported by
15582 the language's front-end.
15583 (print_specific_help): Fix indentation and remove duplicate line.
15584 (common_handle_option): Handle the -v option.
15585 For --help enable the display of undocumented options if the -v
15586 switch has been included on the command line.
15587 For --help= check for overlaps in the arguments between the option
15588 classes and the language names and issue a warning when they
15589 cannot be disambiguated.
15590 * c.opt (v): Pass on to the common option handler.
15592 2008-02-19 Revital Eres <eres@il.ibm.com>
15594 * modulo-sched.c (sms_schedule): Change dump message when
15595 create_ddg function fails.
15596 (try_scheduling_node_in_cycle): Rename row to cycle.
15597 (print_partial_schedule): Rename CYCLE to ROW.
15599 2008-02-19 Christian Bruel <christian.bruel@st.com>
15600 Zdenek Dvorak <ook@ucw.cz>
15602 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
15604 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15607 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
15608 (*x86_movdicc_0_m1_se): Ditto.
15610 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15612 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
15613 (CMPtype): Define as __gcc_CMPtype.
15614 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
15615 (CMPtype): Define as __gcc_CMPtype.
15617 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
15619 Support valgrind 3.3 for --enable-checking=valgrind.
15620 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
15622 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
15623 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
15624 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
15625 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
15626 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
15627 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
15628 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
15630 * ggc-zone.c: Similar.
15631 * ggc-page.c: Similar.
15633 2008-02-19 Paul Brook <paul@codesourcery.com>
15636 * config/arm/ieee754-df.S: Fix do_it typo.
15637 * config/arm/ieee754-sf.S: Fix do_it typo.
15639 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15642 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
15643 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
15644 (OPTION_MASK_ISA_SSE_SET): Likewise.
15645 (OPTION_MASK_ISA_SSE2_SET): Likewise.
15646 (OPTION_MASK_ISA_SSE3_SET): Likewise.
15647 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
15648 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
15649 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
15650 (OPTION_MASK_ISA_SSE4_SET): Likewise.
15651 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
15652 (OPTION_MASK_ISA_SSE5_SET): Likewise.
15653 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
15654 (OPTION_MASK_ISA_MMX_UNSET): Updated.
15655 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
15656 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15657 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15658 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15659 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15660 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15661 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15662 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
15663 (OPTION_MASK_ISA_SSE4): Removed.
15664 (ix86_handle_option): Turn on bits in ix86_isa_flags and
15665 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
15666 (override_options): Don't turn on implied SSE/MMX bits in
15669 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15671 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15674 2008-02-18 Joey Ye <joey.ye@intel.com>
15676 PR middle-end/34921
15677 * tree-nested.c (insert_field_into_struct): Set type alignment
15678 to field alignment if the former is less than the latter.
15680 2008-02-18 Jakub Jelinek <jakub@redhat.com>
15682 * BASE-VER: Set to 4.4.0.
15684 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15686 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
15687 * doc/cfg.texi: Likewise.
15688 * doc/extend.texi: Likewise.
15689 * doc/gty.texi: Likewise.
15690 * doc/invoke.texi: Likewise.
15691 * doc/loop.texi: Likewise.
15692 * doc/md.texi: Likewise.
15693 * doc/passes.texi: Likewise.
15694 * doc/rtl.texi: Likewise.
15695 * doc/sourcebuild.texi: Likewise.
15696 * doc/tm.texi: Likewise.
15697 * doc/tree-ssa.texi: Likewise.
15699 2008-02-17 Richard Guenther <rguenther@suse.de>
15701 PR middle-end/35227
15702 * tree-complex.c (init_parameter_lattice_values): Handle parameters
15703 without default definition.
15705 2008-02-17 Richard Guenther <rguenther@suse.de>
15707 PR tree-optimization/35231
15708 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
15711 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
15714 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15715 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15716 libgcc_cmp_return mode.
15718 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15721 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
15723 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
15725 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
15728 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15730 * doc/c-tree.texi: Use `@.' where appropriate.
15731 * doc/extend.texi: Likewise.
15732 * doc/install.texi: Likewise.
15733 * doc/invoke.texi: Likewise.
15734 * doc/loop.texi: Likewise.
15735 * doc/makefile.texi: Likewise.
15736 * doc/md.texi: Likewise.
15737 * doc/passes.texi: Likewise.
15738 * doc/standards.texi: Likewise.
15739 * doc/tm.texi: Likewise.
15741 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15743 PR middle-end/35196
15744 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
15746 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
15747 rather than in entry_bb.
15749 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15751 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15752 libgcc_cmp_return mode.
15754 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15756 PR middle-end/35130
15757 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
15758 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
15760 2008-02-15 Richard Guenther <rguenther@suse.de>
15761 Zdenek Dvorak <ook@ucw.cz>
15763 PR tree-optimization/35164
15764 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
15765 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
15766 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15767 Only propagate addresses which do not have abnormal SSA_NAMEs
15770 2008-02-15 Joseph Myers <joseph@codesourcery.com>
15773 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
15775 2008-02-15 Jan Hubicka <jh@suse.cz>
15777 PR middle-end/35149
15778 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
15780 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15782 PR middle-end/34621
15783 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
15784 when calculating alignment_pad.
15786 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15788 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15789 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
15790 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
15791 and STACK_BOUNDARY define.
15793 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
15795 PR preprocessor/35061
15796 * c-pragma.c (handle_pragma_pop_macro): Check that
15797 pushed_macro_table has been allocated.
15799 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
15801 PR middle-end/35136
15802 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
15803 (force_gimple_operand): Likewise.
15804 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
15805 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
15806 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
15807 (find_interesting_uses_address): Check addressability and alignment
15808 of the base expression only after substituting bases of IVs into it.
15810 2008-02-14 Michael Matz <matz@suse.de>
15813 * function.c (instantiate_virtual_regs_in_insn): Reload address
15814 before falling back to reloading the whole operand.
15816 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
15818 * config/s390/s390.c (s390_mainpool_start): Emit the pool
15819 before the first section switch note.
15821 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15823 * doc/bugreport.texi: Update copyright years.
15824 * doc/c-tree.texi: Likewise.
15825 * doc/cfg.texi: Likewise.
15826 * doc/cpp.texi: Likewise.
15827 * doc/cppinternals.texi: Likewise.
15828 * doc/fragments.texi: Likewise.
15829 * doc/frontends.texi: Likewise.
15830 * doc/gcc.texi: Likewise.
15831 * doc/gty.texi: Likewise.
15832 * doc/hostconfig.texi: Likewise.
15833 * doc/implement-c.texi: Likewise.
15834 * doc/libgcc.texi: Likewise.
15835 * doc/loop.texi: Likewise.
15836 * doc/makefile.texi: Likewise.
15837 * doc/options.texi: Likewise.
15838 * doc/passes.texi: Likewise.
15839 * doc/rtl.texi: Likewise.
15840 * doc/sourcebuild.texi: Likewise.
15841 * doc/standards.texi: Likewise.
15842 * doc/tree-ssa.texi: Likewise.
15843 * doc/trouble.texi: Likewise.
15845 * doc/extend.texi: Use @: or add comma where appropriate.
15846 * doc/invoke.texi: Likewise.
15847 * doc/tm.texi: Likewise.
15849 2008-02-14 Alan Modra <amodra@bigpond.net.au>
15852 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
15855 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
15857 * doc/md.texi (clz, ctz): Add reference.
15858 * doc/rtl.texi (clz, ctz): Likewise.
15860 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15863 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
15866 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
15868 * config/s390/s390.c (struct constant_pool): New field
15869 emit_pool_after added.
15870 (s390_mainpool_start): Set the emit_pool_after flag according
15871 to the section switch notes.
15872 (s390_mainpool_finish): Consider emit_pool_after when emitting
15873 the literal pool at the end of the function.
15874 (s390_chunkify_start): Force literal pool splits at section
15877 2008-02-13 Michael Matz <matz@suse.de>
15880 * var-tracking.c (clobber_variable_part): Correctly traverse the
15883 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15886 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
15887 Add -fdump-ipa-inline.
15888 * tree-dump.c (dump_files): Remove tree-inlined dump.
15889 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
15891 2008-02-12 Richard Guenther <rguenther@suse.de>
15893 PR tree-optimization/35171
15894 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
15897 2008-02-12 Richard Guenther <rguenther@suse.de>
15899 PR middle-end/35163
15900 * fold-const.c (fold_widened_comparison): Use get_unwidened in
15901 value-preserving mode. Disallow final truncation.
15903 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
15905 PR middle-end/35136
15906 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
15907 code from here to...
15908 (force_gimple_operand): ...here.
15910 2008-02-12 Jakub Jelinek <jakub@redhat.com>
15913 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
15914 non-compatible pointers.
15915 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
15916 different FIELD_DECLs, try harder by comparing field offsets, sizes
15919 PR inline-asm/35160
15920 * function.c (match_asm_constraints_1): Don't replace the same input
15923 2008-02-12 Anatoly Sokolov <aesok@post.ru>
15925 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
15926 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
15927 (expand_epilogue): Restore RAMPZ register.
15928 * config/avr/avr.md (RAMPZ_ADDR): New constant.
15930 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
15932 * config/i386/cygwin.asm: (__alloca): Correct calling
15933 convention and alignment.
15934 (__chkstk): Force 8 byte stack alignment.
15936 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
15937 Richard Guenther <rguenther@suse.de>
15939 PR tree-optimization/33992
15940 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
15941 the zero we compare against.
15943 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15945 PR libfortran/35063
15946 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15947 to CloseHandle after unlocking to prevent accumulation of handle
15950 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15952 PR middle_end/34150
15953 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15954 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15955 and update LABEL_NUSES during and after reload.
15957 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15959 PR middle-end/34627
15960 * combine.c (simplify_if_then_else): Make sure the comparison is
15961 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15963 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15966 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15967 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15968 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15969 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15970 * tree.h (get_type_static_bounds): Likewise.
15972 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15974 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15975 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15976 Make -Wfoo language annotations match what the compiler outputs.
15978 2008-02-08 Sa Liu <saliu@de.ibm.com>
15980 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15981 intrinsics spu_convts, spu_convtu, spu_convtf.
15983 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15985 * doc/extend.texi (Function Attributes) <noinline>: Mention
15986 asm ("") as method to keep calls.
15988 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15991 * doc/options.texi (Options): Replace references to opts.sh with
15993 * opts-common.c: Likewise.
15994 * optc-gen.awk: Likewise.
15996 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15998 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16000 2008-02-07 Richard Henderson <rth@redhat.com>
16003 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16004 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16007 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16009 PR tree-optimization/35085
16010 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16011 for operand entry oe2 in addition to operand entry oe3 in order to
16012 expose more opportunities for vectorizer sum reduction.
16014 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16017 * Makefile.in (LIBS): Remove $(GMPLIBS).
16018 (cc1-dummy, cc1): Add $(GMPLIBS).
16020 2008-02-06 Jan Hubicka <jh@suse.cz>
16023 * i386.md (moddf_integer): Do not produce partial memory stalls for
16024 targets where it hurts.
16026 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16029 * optabs.c (expand_float): Do not check for decimal modes when
16030 expanding unsigned integer through signed conversion.
16032 2008-02-06 Nick Clifton <nickc@redhat.com>
16034 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16035 inside the clobber with a match_operand and duplicated operand
16036 number in the constraint.
16037 (ineqbranchsi): Delete redundant comment.
16039 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16041 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16042 builtin_define ("__USE_INIT_FINI__").
16043 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16045 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16047 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16049 PR documentation/30330
16050 * doc/invoke.texi (C++ Dialect Options)
16051 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16052 For each warning option -Wfoo that allows -Wno-foo, ensure both
16053 -Wfoo and -Wno-foo are listed in the option index. Fix index
16054 entry of -Wswitch-default, index -Wnormalized= including the
16055 `=', and -Wlarger-than-@var{len} including @var{len}.
16057 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16059 * config/i386/i386.md (floatunssisf2): Use
16060 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16061 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16062 Macroize expander using MODEF mode iterator.
16064 2008-02-05 Diego Novillo <dnovillo@google.com>
16066 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16069 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16071 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16074 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16076 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16079 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16080 to indicate if a message should be generated.
16081 (init_cumulative_args): Updated.
16082 (function_value_32): Likewise.
16084 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16086 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16088 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16091 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16092 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16094 2008-02-04 Diego Novillo <dnovillo@google.com>
16096 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16099 * tree-vrp.c (vrp_evaluate_conditional): With
16100 -Wtype-limits, emit a warning when comparing against a
16101 constant outside the natural range of OP0's type.
16103 2008-02-04 Richard Guenther <rguenther@suse.de>
16105 PR middle-end/33631
16106 * expr.c (count_type_elements): Give for unions instead of
16109 2008-02-04 Richard Guenther <rguenther@suse.de>
16111 PR middle-end/35043
16112 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16113 to TYPE_DOMAINs base type instead of using bitsizetype here.
16115 2008-02-03 Jason Merrill <jason@redhat.com>
16117 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16119 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16122 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16123 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16124 (RS/6000 and PowerPC Options): Fix typos and markup.
16125 * doc/passes.texi (Tree-SSA passes): Likewise.
16127 2008-02-02 Michael Matz <matz@suse.de>
16130 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16131 from record_last_reg_set_info.
16132 (record_last_reg_set_info): Take an RTX argument, iterate over all
16133 constituent hardregs.
16134 (record_last_set_info, record_opr_changes): Change calls to
16135 new signature or to record_last_reg_set_info_regno.
16137 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16139 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16141 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16143 PR rtl-optimization/34773
16144 * reg-notes.def (EQUAL): Mention significance of combination of
16145 REG_EQUAL and REG_RETVAL.
16146 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16147 insn that has a REG_RETVAL.
16149 2008-02-01 Roger Sayle <roger@eyesopen.com>
16152 * configure.ac (--enable-fixed-point): Disable unless explicitly
16154 * configure: Regenerate.
16156 2008-02-01 Richard Guenther <rguenther@suse.de>
16159 * invoke.texi (-finline-limit): Remove no longer true parts
16160 of the documentation. Note that there is no default value.
16162 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16163 Mark Mitchell <mark@codesourcery.com>
16164 Ben Elliston <bje@au.ibm.com>
16167 * doc/extend.texi (Other Builtins): Document.
16169 2008-01-31 Tom Browder <tom.browder@gmail.com>
16171 * doc/c-tree.texi (Types): Fix grammar.
16172 (Expression trees): Ditto.
16173 * doc/passes.texi (Tree-SSA passes): Ditto.
16175 * doc/configterms.texi (Configure Terms): Fix typo.
16176 * doc/cpp.texi (Common Predefined Macros): Ditto.
16177 * doc/md.texi (Machine Constraints): Ditto.
16179 * doc/makefile.texi (Makefile): Add comma.
16181 2008-01-31 Tom Browder <tom.browder@gmail.com>
16182 Gerald Pfeifer <gerald@pfeifer.com>
16184 * doc/sourcebuild.texi (Front End): Remove references to CVS
16185 and CVSROOT/modules.
16186 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16187 (Back End): Remove reference to CVS.
16189 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16192 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16194 (mips16_gp_pseudo_reg): ...here.
16195 * config/mips/mips.md (load_const_gp): Replace with...
16196 (load_const_gp_<mode>): ...this :P-based insn.
16198 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16200 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16201 options. Minor fixes.
16202 (-std): Move reference to standards closer to where language
16203 standards are first mentioned.
16205 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16207 PR rtl-optimization/34995
16208 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16209 parameter and return a bool. If the rtx parameter is nonnull,
16210 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16211 (find_reloads): Update call accordingly. Pass the new operand
16212 if it needed no address reloads, otherwise pass null.
16214 2008-01-30 Richard Henderson <rth@redhat.com>
16217 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16218 for unbounded arrays.
16220 2008-01-30 Silvius Rus <rus@google.com>
16222 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16224 2008-01-30 Jan Hubicka <jh@suse.cz>
16227 * i386.c (init_cumulative_args): Use real function declaration when
16230 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16232 PR rtl-optimization/34998
16233 * global.c (build_insn_chain): Treat non-subreg_lowpart
16234 SUBREGs of pseudos as clobbering all the words covered by the
16235 SUBREG, not just all the bytes.
16236 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16237 original df_ref rather than an extract parameter.
16238 (global_conflicts): Update call accordingly.
16240 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16242 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16243 the overflow check to make it easier to read.
16244 (__fixtfdi): Change the type of the ll member in union
16245 long_double to UDItype_x.
16247 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16249 PR middle-end/34969
16250 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16251 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16252 * tree-inline.c (fold_marked_statements): Call
16253 cgraph_update_edges_for_call_stmt if folding a call statement.
16254 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16255 debug_generic_stmt calls, reset it back afterwards.
16258 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16260 * c-typeck.c (build_external_ref): Don't pedwarn about
16261 static vars in current function's scope.
16263 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16265 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16267 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16270 * ipa-struct-reorg.c: Fix spelling.
16271 * params.def: Ditto.
16273 2008-01-29 Richard Guenther <rguenther@suse.de>
16275 PR middle-end/35006
16276 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16278 * tree-inline.c (remap_type): Increment remapping_type_depth
16279 around remapping types.
16280 (copy_body_r): Only add referenced variables if they are referenced
16281 from code, not types.
16283 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
16294 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
16295 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
16297 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
16300 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
16301 pointer for tiny stack.
16303 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16305 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
16307 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16309 * config/vx-common.h: Fix typo in comment.
16311 2008-01-28 Ian Lance Taylor <iant@google.com>
16315 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16316 coalesce pointers if they have different DECL_NO_TBAA_P values.
16317 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
16318 between variables with different DECL_NO_TBAA_P values.
16320 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
16323 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
16324 are not legitimate small data references on SPE targets.
16326 2008-01-28 David Daney <ddaney@avtrex.com>
16328 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
16330 2008-01-28 David Daney <ddaney@avtrex.com>
16332 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
16334 2008-01-27 Joseph Myers <joseph@codesourcery.com>
16336 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
16337 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
16338 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
16339 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
16340 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16341 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
16342 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
16343 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
16345 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16347 * basic-block.h (condjump_equiv_p): Fix comment.
16349 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16351 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
16352 print_generic_stmt_indented): Fix comment.
16354 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16356 * configure.ac (__stack_chk_fail): Add detecion for availability
16357 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
16358 * configure: Regenerate.
16360 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
16362 PR middle-end/34688
16363 * final.c (output_addr_const): Handle TRUNCATE.
16365 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
16368 * tree-ssa-loop-ivopts.c (comp_cost): New type.
16369 (zero_cost, infinite_cost): New constants.
16370 (struct cost_pair): Change type of cost to comp_cost.
16371 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
16372 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
16374 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16375 split_address_cost, ptr_difference_cost, difference_cost,
16376 get_computation_cost_at, get_computation_cost,
16377 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16378 determine_use_iv_cost_condition, determine_use_iv_costs,
16379 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16380 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16381 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16382 Change type of cost to comp_cost.
16383 (determine_iv_cost): Increase cost of non-original ivs, instead
16384 of decreasing the cost of original ones.
16385 (get_address_cost): Indicate the complexity of the addressing mode
16387 (try_add_cand_for): Prefer using ivs not specific to some object.
16388 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16390 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16391 Janis Johnson <janis187@us.ibm.com>
16394 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16395 (TARGET_INSTANTIATE_DECLS): Likewise.
16396 * target.h (expand_to_rtl_hook): New target hook.
16397 (instantiate_decls): Likewise.
16398 * function.c (instantiate_decl): Make non-static. Rename to...
16399 (instantiate_decl_rtl): ... this.
16400 (instantiate_expr): Use instantiate_decl_rtl.
16401 (instantiate_decls_1): Likewise.
16402 (instantiate_decls): Likewise.
16403 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16404 * function.h (instantiate_decl_rtl): Add prototype.
16405 * cfgexpand.c (target.h): New include.
16406 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16407 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16408 (TARGET_INSTANTIATE_DECLS): Likewise.
16409 (TARGET_INITIALIZER): New target hooks added.
16410 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16412 * config/rs6000/rs6000.c (tree-flow.h): New include.
16413 (machine_function): Add sdmode_stack_slot field.
16414 (rs6000_alloc_sdmode_stack_slot): New function.
16415 (rs6000_instantiate_decls): Likewise.
16416 (rs6000_secondary_memory_needed_rtx): Likewise.
16417 (rs6000_check_sdmode): Likewise.
16418 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16419 (TARGET_INSTANTIATE_DECLS): Likewise.
16420 (rs6000_hard_regno_mode_ok): Allow SDmode.
16421 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16422 (rs6000_emit_move): Handle SDmode.
16423 (function_arg_advance): Likewise.
16424 (function_arg): Likewise.
16425 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16426 SDmode var args for 32-bit compiles.
16427 (rs6000_secondary_reload_class): Handle SDmode.
16428 (rs6000_output_function_epilogue): Likewise.
16429 (rs6000_function_value): Simplify if statement.
16430 (rs6000_libcall_value): Likewise.
16431 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16432 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16433 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16434 (movsd_hardfloat): New define_insn.
16435 (movsd_softfloat): Likewise.
16436 (movsd_store): Likewise.
16437 (movsd_load): Likewise.
16438 (extendsddd2): Likewise.
16439 (extendsdtd2): Likewise.
16440 (truncddsd2): Likewise.
16441 (movdd_hardfloat64): Fixup comment.
16442 (UNSPEC_MOVSD_LOAD): New constant.
16443 (UNSPEC_MOVSD_STORE): Likewise.
16445 2008-01-26 Jakub Jelinek <jakub@redhat.com>
16448 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
16450 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
16451 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
16452 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
16453 and TRUTH_XOR_EXPR.
16455 2008-01-26 David Edelsohn <edelsohn@gnu.org>
16458 * config.gcc: Separate AIX 5.3 from AIX 6.1.
16459 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16460 __LONGDOUBLE128 too.
16461 * config/rs6000/aix61.h: New file.
16463 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16465 PR rtl-optimization/34959
16466 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
16467 popcount and parity rtxes the same mode as their operand.
16468 Truncate or extend the result to the return value's mode
16471 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16474 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
16475 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
16476 to GOT_VERSION_REGNUM.
16477 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
16478 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
16479 * config/mips/mips.c (mips_emit_call_insn): New function.
16480 (mips_call_tls_get_addr): Call mips_expand_call directly.
16481 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
16483 (mips16_build_call_stub): Likewise. Return the call insn or null.
16484 (mips_expand_call): Update the call to mips16_build_call_stub
16485 accordingly and a remove redundant condition. Assert that MIPS16
16486 stubs do not use lazy binding. Use mips_emit_call_insn and return
16488 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
16490 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
16491 (mips_avoid_hazard): Remove hazard_set handling.
16492 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
16493 (UNSPEC_RESTORE_GP): ...this.
16494 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
16495 (FAKE_CALL_REGNO): Rename to...
16496 (GOT_VERSION_REGNUM): ...this.
16497 (type): Add "ghost" value. Add an associated insn reservation.
16498 (hazard_set): Remove.
16499 (exception_receiver): Rename to...
16500 (restore_gp): ...this and update the unspec identifier accordingly.
16501 (exception_receiver, nonlocal_got_receiver): New expanders.
16502 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
16503 FAKE_CALL_REGNO. Remove hazard_set attribute.
16504 (set_got_version, update_got_version): New patterns.
16506 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
16509 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
16511 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16514 * doc/install.texi2html: Generate gcc-vers.texi.
16516 2008-01-25 DJ Delorie <dj@redhat.com>
16518 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
16520 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16522 * config/c4x: Remove directory.
16523 * config.gcc (crx-*, mt-*): Mark obsolete.
16524 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
16525 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
16526 sh-*-rtemscoff*): Remove cases.
16527 * defaults.h (C4X_FLOAT_FORMAT): Remove.
16528 * real.c (encode_c4x_single, decode_c4x_single,
16529 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
16530 c4x_extended_format): Remove.
16531 * real.h (c4x_single_format, c4x_extended_format): Remove.
16532 * doc/extend.texi (interrupt, naked): Remove mention of attributes
16534 (Pragmas): Remove comment about c4x pragmas.
16535 * doc/install.texi (c4x): Remove target-specific instructions.
16536 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
16537 * doc/md.texi (Machine Constraints): Remove C4x documentation.
16538 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
16539 refer to C4x source files as examples.
16540 (C4X_FLOAT_FORMAT): Remove documentation.
16542 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
16544 * config/bfin/bfin.c (override_options): Reorder tests so that
16545 flag_pic gets enabled for -msep-data.
16547 2008-01-25 Richard Guenther <rguenther@suse.de>
16549 PR middle-end/32244
16550 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
16551 to its bitfield precision if required.
16553 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16555 PR middle-end/33880
16556 * tree-nested.c (walk_omp_for): New function.
16557 (convert_nonlocal_reference, convert_local_reference): Call
16558 walk_omp_for on OMP_FOR.
16559 (convert_call_expr): Call walk_body on OMP_FOR's
16560 OMP_FOR_PRE_INIT_BODY.
16562 2008-01-25 Richard Guenther <rguenther@suse.de>
16564 PR tree-optimization/34966
16565 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
16566 default defs and PHI_NODEs we have to insert after the
16567 defining statement.
16569 2008-01-24 Nick Clifton <nickc@redhat.com>
16571 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
16572 Provide a default definition.
16573 (LIBGCC2_UNITS_PER_WORD): Likewise.
16575 * config/stormy16/stormy16.c: Include df.h for the prototype
16576 for df_regs_ever_live_p.
16577 (xstormy16_expand_builtin_va_start): Convert the stack offset
16578 into a component_ref and then use POINTER_PLUS_EXPR to add it
16579 to the incoming_virtual_args_rtx.
16580 (xstormy16_gimplify_va_arg_expr): Rename to
16581 xstormy16_gimplify_va_arg_expr.
16582 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
16583 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
16584 xstormy16_gimplify_va_arg_expr.
16585 Fix up some formatting issues.
16587 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
16588 Move to predicates.md.
16589 (xs_hi_general_operand): Likewise.
16590 (xs_hi_nonmemory_operand): Likewise.
16591 * config/stormy16/predicates.md:
16592 (xstormy16_carry_plus_operand): New predicate.
16593 (xs_hi_general_operand): New predicate.
16594 (xs_hi_nonmemory_operand): New predicate.
16595 * config/stormy16/stormy16-protos.h:
16596 (xstormy16_carry_plus_operand): Delete prototype.
16597 (xs_hi_general_operand): Likewise.
16598 (xs_hi_nonmemory_operand): Likewise.
16600 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
16601 modifiers as they are no longer needed and they can trigger
16602 reload spill failures.
16604 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
16605 with a match_operand in order to help reload.
16607 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
16608 constraint with 'e' for the 8th alternative as this version of
16609 the mov.w instruction only accepts the lower 8 registers.
16611 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
16614 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
16615 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
16618 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16620 PR middle-end/33333
16621 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
16623 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16625 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
16627 (remove_structure): Update allocations list before removing structure.
16629 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16631 * ipa-struct-reorg.c (is_safe_cond_expr,
16632 create_new_stmts_for_cond_expr): Use integer_zerop function,
16633 that recognize not only zero-pointer, but zero-integer too.
16635 2008-01-25 Ben Elliston <bje@au.ibm.com>
16638 * fixproto: Escape "." in sed expression that strips leading "./".
16640 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
16643 * gcc.c (SWITCH_OK): Removed.
16644 (SWITCH_LIVE): Changed to bit.
16645 (SWITCH_FALSE): Likewise.
16646 (SWITCH_IGNORE): Likewise.
16647 (switchstr): Change live_cond to unsigned int.
16648 (process_command): Replace SWITCH_OK with 0.
16649 (do_self_spec): Likewise.
16650 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
16651 (give_switch): Likewise.
16652 (used_arg): Likewise.
16653 (do_spec_1): Set the SWITCH_IGNORE bit.
16654 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
16655 bits. Set the SWITCH_LIVE bit.
16657 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16659 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
16661 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
16663 PR tree-optimization/34472
16664 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
16665 parameter to a "bool *" and set *DATA to false if there is
16666 an unsafe access. Do not delete the structure here.
16667 (check_cond_exprs): Delete it here instead.
16668 (check_cond_exprs, exclude_cold_structs): Do not increase
16669 I when removing a structure.
16671 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
16674 * config/i386/i386.c (ix86_expand_vector_init): Consider only
16675 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
16677 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
16679 PR middle-end/34934
16680 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
16681 a fixed vector for stack.
16683 2008-01-24 Ben Elliston <bje@au.ibm.com>
16686 * doc/gcc.texi (Software development): Add a direntry for g++.
16688 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
16690 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
16691 stale and straggling -fforce-addr comments above.
16693 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
16695 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
16696 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
16698 2008-01-23 Michael Matz <matz@suse.de>
16701 * dwarf2out.c (force_type_die): Use modified_type_die instead of
16704 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
16706 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
16707 malloc result type.
16709 2008-01-23 Anatoly Sokolov <aesok@post.ru>
16711 * config/avr/avr.c (avr_current_arch): New variable.
16712 (avr_arch_types): Add 'avr31' and 'avr51' entries.
16713 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
16714 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
16715 (avr_override_options): Init 'avr_current_arch'.
16716 (base_arch_s): Move from here...
16717 * config/avr/avr.h (base_arch_s): ... here. Add new members
16718 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
16719 'mega' to 'have_jmp_call'.
16720 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
16721 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
16723 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
16725 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16726 MULTILIB_MATCHES): Ditto.
16728 2008-01-23 Richard Guenther <rguenther@suse.de>
16730 PR middle-end/31529
16731 * cgraphunit.c (cgraph_reset_node): Always mark the node
16732 not reachable if it is not queued already.
16734 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
16736 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
16737 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
16738 (cputype_selected): New static variable.
16739 (bfin_handle_option): Set it if -mcpu is used.
16740 (override_option): Select default set of workarounds if no cpu type
16741 selected on the command line.
16742 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
16744 From Michael Frysinger <michael.frysinger@analog.com>
16745 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
16746 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
16748 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
16749 for bf547, bf523, bf524, and bf526.
16750 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
16752 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16753 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
16754 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
16755 __ADSPBF547__ and __ADSPBF54x__ for bf547.
16756 * doc/invoke.texi (Blackfin Options): Document that
16757 -mcpu now accept bf547, bf523, bf524, and bf526.
16759 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
16761 PR rtl-optimization/34628
16762 * combine.c (try_combine): Stop and undo after the first combination
16763 if an autoincrement side-effect on the first insn has effectively
16766 2008-01-22 David Edelsohn <edelsohn@gnu.org>
16769 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
16770 Offset addresses are not valid for Altivec or paired float modes.
16772 2008-01-22 Jakub Jelinek <jakub@redhat.com>
16775 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
16776 if DECL_INITIAL (decl) is error_mark_node.
16779 * c-common.c (handle_vector_size_attribute): Only allow
16780 integral, scalar float and fixed point types. Handle OFFSET_TYPE
16781 the same way as pointer, array etc. types.
16782 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
16785 * tree.c (build_type_attribute_qual_variant): Call
16786 build_qualified_type if attributes are equal, but quals are not.
16788 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16791 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
16792 * flags.h (warn_strict_aliasing): Remove.
16793 (warn_strict_overflow): Remove.
16794 * opts.c (warn_strict_aliasing): Remove.
16795 (warn_strict_overflow): Remove.
16796 * c-opts.c (c_common_handle_option): -Wall only sets
16797 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
16798 (c_common_post_options): Give default values to -Wstrict-aliasing
16799 and -Wstrict-overflow if they are uninitialized.
16800 * common.opt (Wstrict-aliasing): Specify Var and Init.
16801 (Wstrict-overflow): Likewise.
16803 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16805 PR rtl-optimization/26854
16806 PR rtl-optimization/34400
16807 PR rtl-optimization/34884
16808 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
16810 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
16811 (df_rd_bb_info.expanded_lr_out): Deleted
16812 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
16813 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
16814 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16815 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16816 Removed code to allocate, initialize or free expanded_lr_out.
16817 (df_rd_bb_local_compute_process_def): Restructured to make more
16819 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
16820 sets if the sets are being trimmed.
16822 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
16825 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
16826 (as_vers): Likewise.
16827 * configure: Regenerated.
16829 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16831 PR middle-end/33092
16832 * tree-pass.h (pass_build_alias): New pass.
16833 * tree-ssa-alias.c (gate_build_alias): New.
16834 (pass_build_alias): New.
16835 * passes.c (init_optimization_passes): Add pass_build_alias after
16836 pass_create_structure_vars.
16838 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
16840 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
16841 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
16842 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
16843 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
16844 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
16845 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
16846 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
16847 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
16848 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
16849 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
16850 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
16851 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
16852 * config/s390/s390.md (FP_ALL): New mode iterator.
16853 (_d): New mode attribute.
16854 ("*signbit<mode>2>"): Changed mode of first operand.
16855 ("isinf<mode>2"): Changed mode of first operand.
16856 ("*TDC_insn"): Adaptation for DFP modes.
16858 2008-01-22 Ben Elliston <bje@au.ibm.com>
16860 * tree.c (check_qualified_type): Improve function description.
16862 2008-01-21 Jason Merrill <jason@redhat.com>
16865 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
16866 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
16869 2008-01-21 DJ Delorie <dj@redhat.com>
16871 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
16874 2008-01-21 Richard Guenther <rguenther@suse.de>
16876 PR middle-end/34856
16877 * tree-cfg.c (verify_expr): Allow all invariant expressions
16878 instead of just constant class ones as reference argument.
16879 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
16880 like any other constant.
16881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16883 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
16885 * regmove.c (fixup_match_1): Update call crossed frequencies.
16887 2008-01-21 Richard Guenther <rguenther@suse.de>
16890 * tree-inline.c (setup_one_parameter): Deal with mismatched
16891 types using a VIEW_CONVERT_EXPR.
16893 2008-01-21 Alon Dayan <alond@il.ibm.com>
16894 Olga Golovanevsky <olga@il.ibm.com>
16896 PR tree-optimization/34701
16897 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
16898 when the structure size is not a power of 2.
16900 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
16902 * doc/install.texi: Add doc for --enable-checking=df.
16904 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
16906 PR rtl-optimization/34808
16907 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
16909 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16911 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
16914 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16916 PR rtl-optimization/26854
16917 PR rtl-optimization/34400
16918 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
16920 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
16921 (df_rd_bb_info.expanded_lr_out): New.
16922 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
16923 * loop_iv.c (iv_analysis_loop_init): Ditto.
16924 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16925 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16926 Added code to allocate, initialize or free expanded_lr_out.
16927 (df_rd_bb_local_compute_process_def): Restructured to make
16928 more understandable.
16929 (df_rd_confluence_n): Add code to do nothing with fake edges and
16930 code to no apply invalidate_by_call sets if the sets are being trimmed.
16931 (df_lr_local_finalize): Renamed to df_lr_finalize.
16932 (df_live_local_finalize): Renamed to df_live_finalize.
16934 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16937 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
16938 deciding whether to use reciprocal instructions.
16940 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
16942 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
16943 dwarf2out_note_section_used if cold_text_section is NULL.
16945 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16947 PR gcov-profile/34610
16948 * tree-cfg.c (make_edges): Mark both outgoing edges from
16949 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16950 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16951 from OMP_FOR and OMP_CONTINUE outgoing edges.
16953 * tree-profile.c (tree_profiling): Return early if
16954 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16956 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16957 from cfun to child_cfun.
16958 * function.h (struct function): Add after_tree_profile bit.
16960 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16962 * config/avr/avr.S (_exit): Disable interrupt.
16964 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16965 Steven Bosscher <stevenb.gcc@gmail.com>
16967 PR rtl-optimization/26854
16968 PR rtl-optimization/34400
16969 * df-problems.c (df_live_scratch): New scratch bitmap.
16970 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16971 (df_live_reset): Clear the proper bitmaps.
16972 (df_live_bb_local_compute): Only process the artificial defs once
16973 since the order is not important.
16974 (df_live_init): Init the df_live sets only with the variables
16975 found live by df_lr.
16976 (df_live_transfer_function): Use the df_lr sets to prune the
16977 df_live sets as they are being computed.
16978 (df_live_free): Free df_live_scratch.
16980 2008-01-18 Ian Lance Taylor <iant@google.com>
16982 * common.opt: Add fmerge-debug-strings.
16983 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16984 flag_merge_debug_strings rather than flag_merge_constants.
16985 * doc/invoke.texi (Option Summary): Mention
16986 -fmerge-debug-strings.
16987 (Debugging Options): Document -fmerge-debug-strings.
16989 2008-01-18 Ian Lance Taylor <iant@google.com>
16992 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16993 (struct tree_function_decl): Add new field operator_new_flag.
16994 * tree-inline.c (expand_call_inline): When inlining a call to
16995 operator new, force the return value to go into a variable, and
16996 set DECL_NO_TBAA_P on that variable.
16997 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16999 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17002 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17003 DWARF2_DEBUGGING_INFO.
17004 (dwarf2out_note_section_used): Ditto. Add prototype.
17005 (have_multiple_function_sections, text_section_used,
17006 cold_text_section_used, *cold_text_sections): Move declarations
17009 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17011 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17012 field and add signal_ra.
17013 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17014 assignments to frame state pc. Move end of stack check after
17015 MD_FALLBACK_FRAME_STATE_FOR.
17016 (uw_update_context_1): Use frame state signal_regs if set, instead
17017 of checking signal_frame flag.
17018 (uw_update_context): Use frame state signal_ra if set.
17019 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17020 * config/xtensa/linux-unwind.h: New file.
17022 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17024 * modulo-sched.c (get_sched_window): Fix comment typo.
17026 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17028 PR tree-optimization/34648
17029 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17031 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17033 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17034 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17036 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17038 PR rtl-optimization/34400
17039 * df-core.c (df_worklist_dataflow_overeager,
17040 df_worklist_dataflow_doublequeue): New functions.
17041 (df_worklist_dataflow): Two different worklist solvers.
17042 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17045 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17048 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17049 and ftree-parallelize-loops.
17051 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17053 PR rtl-optimization/34826
17054 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17056 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17058 * global.c (find_reg): Mark the eh regs as used if necessary.
17059 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17060 * ra.h (struct allocno): no_eh_reg field added. Changed
17061 no_stack_reg type to bitfield.
17063 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17065 * tree.c (substitute_in_expr): Add missing 'break'.
17067 2008-01-17 Richard Guenther <rguenther@suse.de>
17069 PR tree-optimization/34825
17070 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17071 x / x as division to handle.
17073 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17075 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17076 "-pthread" is specified.
17077 * pa-hpux11.h (LIB_SPEC): Likewise.
17079 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17080 Peter Bergner <bergner@vnet.ibm.com>
17082 PR rtl-optimization/33796
17083 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17085 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17087 PR libgfortran/34699
17088 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17090 * pa-hpux10.h (LINK_SPEC): Likewise.
17091 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17093 2008-01-16 Richard Guenther <rguenther@suse.de>
17095 PR middle-end/32628
17096 * fold-const.c (fold_convert_const_int_from_int): Do not
17097 set overflow if that occured only because of a sign extension
17098 change when converting from/to a sizetype with the same
17099 precision and signedness.
17101 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17104 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17105 location address to the correct place. Update copyright year.
17107 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17109 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17110 no dependences in the dependence_relations vector.
17112 2008-01-16 Jan Hubicka <jh@suse.cz>
17114 PR rtl-optimization/31396
17115 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17116 * cfg.c (dump_reg_info): Print it.
17117 * regs.h (struct reg_info_t): add freq_calls_crossed.
17118 (REG_FREQ_CALLS_CROSSED): New macro.
17119 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17120 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17121 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17122 regmove_optimize): Update call crossed frequencies.
17123 * local-alloc.c (struct qty): Add freq_calls_crossed.
17124 (alloc_qty): Copute freq_calls_crossed.
17125 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17126 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17127 * ra.h (struct allocno): Add freq_calls_crossed.
17129 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17131 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17132 libgomp when compiling with ftree-parallelize-loops.
17133 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17135 2008-01-16 Richard Guenther <rguenther@suse.de>
17137 PR tree-optimization/34769
17138 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17139 * tree.c (int_cst_value): Instead make this function more
17140 permissive in what it accepts as valid input. Document this
17141 function always sign-extends the value.
17143 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17144 Richard Guenther <rguenther@suse.de>
17147 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17148 (gimple_fold_indirect_ref_rhs): ... this.
17149 (gimple_fold_indirect_ref): New function with foldings
17150 that preserve lvalueness.
17151 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17152 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17153 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17154 to fold an INDIRECT_REF, fall back to the old use of
17155 fold_indirect_ref_1.
17157 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17159 * tree-data-ref.c (subscript_dependence_tester_1): Call
17160 free_conflict_function.
17161 (compute_self_dependence): Same.
17163 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17166 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17167 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17169 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17170 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17171 for DWARF2_UNWIND_INFO targets.
17173 2008-01-16 Richard Guenther <rguenther@suse.de>
17176 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17177 type qualifiers for function types.
17179 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17181 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17182 loop_iterator li from previous commit.
17184 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17186 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17188 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17190 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17191 (parallelize_loops): Don't parallelize irreducible components.
17193 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17196 * c-opts (c_common_post_options): Do not enable CPP
17197 flag_pedantic_errors by default.
17199 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17201 PR rtl-optimization/31944
17202 * cse.c (remove_pseudo_from_table): New function.
17203 (merge_equiv_classes): Use above function to remove pseudo-registers.
17204 (invalidate): Likewise.
17206 2008-01-13 Richard Guenther <rguenther@suse.de>
17208 PR middle-end/34601
17209 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17210 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17212 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17214 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17215 validate_change to unshare the source of the PC set.
17217 2008-01-12 Jan Hubicka <jh@suse.cz>
17219 PR middle-end/32135
17220 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17221 references above array bounds. This might trigger bounds checks for
17222 pointers to arrays.
17224 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17226 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17227 new_replaceable_dependencies.
17229 2008-01-12 Doug Kwan <dougkwan@google.com>
17231 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17232 instead of OPT_Wreturn_type in warning due to ignored return type
17234 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17235 options included in -Wextra.
17236 * c.opt: New option -Wignored_qualifiers.
17237 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17238 -Wignore_qualifiers.
17239 (-Wignored-qualifiers): Document.
17240 (-Wreturn-type): Remove description of functionality now handled
17241 by -Wignored-qualifiers.
17243 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17246 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17247 NOP_EXPR if it is between integral types with the same precision.
17249 2008-01-12 Jan Hubicka <jh@suse.cz>
17252 * invoke.texi (max-inline-recursive-depth): Fix default value.
17254 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17256 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17259 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17261 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17263 2008-01-11 James E. Wilson <wilson@specifix.com>
17266 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17268 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17270 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17271 save/restore frame pointer register and don't use 'call-prologues'
17272 optimization in function with "OS_task" attribute.
17274 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17276 PR middle-end/31309
17277 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17278 when copying to memory.
17280 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
17282 PR rtl-optimization/30905
17283 * cfgcleanup.c: Include dce.h
17284 (crossjumps_occured): New global variable.
17285 (try_crossjump_bb): Exit loop after finding a fallthru edge.
17286 If something changed, set crossjumps_occured to true.
17287 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
17288 Don't add/remove fake edges to exit here...
17289 (cleanup_cfg): ...but do it here, when crossjumping.
17290 Run a fast DCE when successful crossjumps occured in the latest
17291 iteration of try_optimize_cfg.
17293 2008-01-11 Richard Guenther <rguenther@suse.de>
17295 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
17296 (struct vn_unary_op_s): Likewise.
17297 (vn_reference_insert): Free old reference on hash collision.
17299 2008-01-10 Raksit Ashok <raksit@google.com>
17301 PR rtl-optimization/27971
17302 * combine.c (find_split_point): Split PLUS expressions which are
17303 inside a MEM rtx, and whose first operand is complex.
17305 2008-01-10 DJ Delorie <dj@redhat.com>
17307 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
17308 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
17309 (m32c_hard_regno_ok): Call the underlying function.
17311 2008-01-10 Richard Guenther <rguenther@suse.de>
17313 PR middle-end/34683
17314 * tree-cfg.c (tree_merge_blocks): Do not go through the
17315 full-blown folding and stmt updating path if we just deal
17316 with virtual operands.
17317 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
17318 test for abnormal SSA_NAMEs.
17320 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
17322 PR middle-end/34641
17323 * reload.c (push_reload): Add assertions. All constants from
17324 reg_equiv_constant should have been used for replacing the respective
17326 (find_reloads_address): Invoke find_reloads_address_part for
17327 constant taken from the reg_equiv_constant array.
17329 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
17331 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
17332 field (valnum) the first in the struct. Replace bools with
17335 2008-01-10 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/34651
17338 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
17339 types and ordering for masking and converting.
17341 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
17343 PR tree-optimization/34017
17344 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
17345 also for PHI_NODE expressions.
17347 2008-01-09 Jan Hubicka <jh@suse.cz>
17349 PR tree-optimization/34708
17350 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
17351 based on number of case labels.
17352 (init_inline_once): Remove switch_cost.
17353 * tree-inline.h (eni_weights_d): Remove switch_cost.
17355 2008-01-09 Richard Guenther <rguenther@suse.de>
17356 Andrew Pinski <andrew_pinski@playstation.sony.com>
17358 PR middle-end/30132
17359 * gimplify.c (gimplify_cond_expr): Do not create an addressable
17360 temporary if an rvalue is ok or an lvalue is not required.
17362 2008-01-09 Richard Guenther <rguenther@suse.de>
17364 PR middle-end/34458
17365 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
17366 adjust return type.
17368 2008-01-09 Richard Guenther <rguenther@suse.de>
17370 PR middle-end/34679
17371 * tree.c (host_integerp): Check for sizetype only if the
17372 type is an integer type.
17374 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17377 * opts.c (decode_options): Disable inlining of functions called
17378 once if not in unit-at-a-time mode.
17380 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17382 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17384 2008-01-08 Richard Guenther <rguenther@suse.de>
17386 PR middle-end/31863
17387 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17388 out early if the result will be unused.
17390 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17395 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17396 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17399 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17401 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17402 for vectorization tuned.
17404 2008-01-08 Richard Guenther <rguenther@suse.de>
17406 PR tree-optimization/34683
17407 * tree-ssa-operands.c (operand_build_cmp): Export.
17408 * tree-ssa-operands.h (operand_build_cmp): Declare.
17409 * tree-vn.c (vuses_compare): Remove.
17410 (sort_vuses): Use operand_build_cmp.
17411 (sort_vuses_heap): Likewise.
17412 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17413 to re-use old VEC if available. Do not sort already sorted VUSEs.
17414 (vdefs_to_vec): Do not sort already sorted VDEFs.
17416 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17418 PR middle-end/34694
17419 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17421 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17424 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17425 limitations of reciprocal sequences on x86 targets.
17427 2008-01-08 Richard Guenther <rguenther@suse.de>
17429 PR tree-optimization/34683
17430 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17432 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17435 * config/darwin.c (darwin_mergeable_string_section): Don't use
17436 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
17438 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
17441 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
17442 negxf2. Macroize expander using X87MODEF mode iterator. Change
17443 predicates of op0 and op1 to register_operand.
17444 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
17445 expander using X87MODEF mode iterator. Change predicates of
17446 op0 and op1 to register_operand.
17447 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
17448 corresponding patterns and macroize using MODEF macro. Change
17449 predicates of op0 and op1 to register_operand and remove
17450 "m" constraint. Disparage "r" alternative with "!".
17451 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
17452 macroize using X87MODEF macro. Change predicates of op0 and op1
17453 to register_operand and remove "m" constraint. Disparage "r"
17454 alternative with "!".
17455 (absneg splitter with memory operands): Remove.
17456 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
17457 patterns and macroize using X87MODEF mode iterator.
17458 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
17459 Change predicate of op1 to register_operand.
17460 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
17461 for memory operands.
17463 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
17465 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
17467 2008-01-07 Richard Guenther <rguenther@suse.de>
17469 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
17472 2008-01-07 Richard Guenther <rguenther@suse.de>
17474 PR tree-optimization/34683
17475 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
17476 VOPs of the needed size to save memory. Use VEC_quick_push
17477 to save compile-time.
17478 (vdefs_to_vec): Likewise.
17480 2008-01-07 Sa Liu <saliu@de.ibm.com>
17482 * config/spu/spu.md (divdf3): Genetate inline code for double
17483 division. The implementation doesn't handle INF or NAN, therefore it
17484 only applies when -ffinite-math-only is given.
17486 2008-01-06 Paolo Carlini <pcarlini@suse.de>
17489 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
17490 * doc/cpp.texi ([Common Predefined Macros]): Document.
17492 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
17494 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
17495 order to use commutative addition instead of subtraction.
17497 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17498 Mircea Namolaru <namolaru@il.ibm.com>
17499 Vladimir Yanovsky <yanov@il.ibm.com>
17500 Revital Eres <eres@il.ibm.com>
17502 PR tree-optimization/34263
17503 * tree-outof-ssa.c (process_single_block_loop_latch,
17504 contains_tree_r): New functions.
17505 (analyze_edges_for_bb): Call process_single_block_loop_latch
17506 function to empty single-basic-block latch block if possible.
17508 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17510 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17512 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
17514 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17516 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
17518 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17520 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
17522 2008-01-05 Jakub Jelinek <jakub@redhat.com>
17524 PR tree-optimization/34618
17525 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
17528 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17531 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
17532 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
17533 Update copyright year.
17535 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
17536 Update copyright year.
17537 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
17540 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
17542 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
17543 edge does not point to current bb before changing need_assert.
17545 2008-01-04 Richard Guenther <rguenther@suse.de>
17547 PR middle-end/34029
17548 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
17549 for verifying purposes if they are is_gimple_min_invariant.
17551 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
17553 PR tree-optimization/34448
17554 PR tree-optimization/34465
17555 * gimplify.c (gimplify_init_constructor): Add new parameter
17556 notify_temp_creation. Use it.
17557 (gimplify_modify_expr_rhs): Take volatiles into account when
17558 optimizing constructors.
17559 Do not optimize constructors if gimplify_init_constructor will dump to
17561 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
17562 * gcc.c-torture/compile/pr34448.c: New.
17564 2008-01-04 Jakub Jelinek <jakub@redhat.com>
17566 PR gcov-profile/34609
17567 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
17568 return_slot if result is TREE_ADDRESSABLE.
17570 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
17572 * config/mips/mips.md (sqrt_condition): Tweak comment.
17573 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
17575 2008-01-03 Tom Tromey <tromey@redhat.com>
17578 * c-common.c (c_type_hash): Handle VLAs.
17580 2008-01-03 Jan Hubicka <jh@suse.cz>
17582 PR tree-optimization/31081
17583 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
17584 0 when inlining and not inlining to first basic block.
17585 (remap_decl): When var is initialized to 0, don't set default_def.
17586 (expand_call_inline): Set entry_bb.
17587 * tree-inline.h (copy_body_data): Add entry_bb.
17589 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17592 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
17595 PR tree-optimization/29484
17596 * tree-inline.c (inline_forbidden_p_2): New function.
17597 (inline_forbidden_p): Disallow inlining if some static var
17598 has an address of a local LABEL_DECL in its initializer.
17599 * doc/extend.texi (Labels as Values): Document &&foo behaviour
17602 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
17604 PR tree-optimization/34635
17605 * tree-data-ref.c (add_other_self_distances): Make sure that the
17606 evolution step is constant.
17608 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17610 PR middle-end/34608
17611 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
17613 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
17615 * tree-sra.c (scalarize_init): Insert the generate_element_init
17616 statements after the generate_element_zero statements.
17618 2008-01-02 Richard Guenther <rguenther@suse.de>
17620 PR middle-end/34093
17621 PR middle-end/31976
17622 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
17623 for very large number of operands instead of ICEing.
17625 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
17628 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
17629 while stack probing.
17631 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
17633 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
17636 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
17638 PR libmudflap/26442
17639 * tree-mudflap.c (mx_register_decls): Guard warning by
17640 !DECL_ARTIFICIAL check.
17642 2008-01-01 Jakub Jelinek <jakub@redhat.com>
17644 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
17645 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
17646 sse5_perm<mode>): Fix constraints.