1 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4 Add mode to zero_extract.
5 (sign bit tests peepholes): (Ditto.).
7 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
9 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10 Instructions in comments with SSE3.
11 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
22 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
23 (bdesc_sse_args): Renamed to ...
24 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
25 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
26 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
28 (bdesc_1arg): Moved to ...
30 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
31 Instructions in comments with SSE3.
32 (ix86_expand_sse_operands_builtin): Renamed to ...
33 (ix86_expand_args_builtin): This. Updated.
34 (ix86_expand_unop1_builtin): Update comments.
35 (ix86_expand_builtin): Updated.
37 2008-04-29 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/36078
40 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
41 Update virtual SSA form after cleaning up the CFG.
43 2008-04-29 Richard Guenther <rguenther@suse.de>
46 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
48 2008-04-29 Richard Guenther <rguenther@suse.de>
50 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
51 (compute_may_aliases): Do not call finalize_ref_all_pointers.
52 (compute_flow_insensitive_aliasing): Do not treat
53 PTR_IS_REF_ALL pointers special.
54 (get_smt_for): Likewise.
55 (may_alias_p): Re-structure.
56 (is_escape_site): A ref-all pointer conversion is not an escape site.
57 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
58 PTR_IS_REF_ALL pointers special.
59 * tree-ssa-structalias.h (struct alias_info): Remove
60 ref_all_symbol_mem_tag field.
61 (PTR_IS_REF_ALL): Remove.
63 2008-04-29 Richard Guenther <rguenther@suse.de>
66 * fold-const.c (extract_muldiv_1): In combining division constants
67 make sure to never overflow.
69 2008-04-29 Nick Clifton <nickc@redhat.com>
71 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
73 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
76 * optc-gen.awk: Work around HP-UX/IA awk bug.
78 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
80 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
83 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
87 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
88 Change operand 1 predicate to nonimmediate_operand.
90 2008-04-28 Jakub Jelinek <jakub@redhat.com>
93 * dwarf2out.c (struct die_struct): Mark as chain_circular through
95 * gengtype.c (walk_type, write_func_for_structure): Handle
97 * doc/gty.texi: Document chain_circular.
99 2008-04-28 Richard Guenther <rguenther@suse.de>
101 PR tree-optimization/36066
102 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
105 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md
109 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
110 Use match_scratch instead of match_operand for operands 3 and 4.
112 2008-04-27 Richard Guenther <rguenther@suse.de>
114 PR tree-optimization/18754
115 PR tree-optimization/34223
116 * tree-pass.h (pass_complete_unrolli): Declare.
117 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
118 loop size before and after unconditionally of UL_NO_GROWTH in effect.
119 Rewrite loop into loop closed SSA form if it is not already.
120 (tree_unroll_loops_completely): Re-structure to iterate over
121 innermost loops with intermediate CFG cleanups.
122 Unroll outermost loops only if requested or the code does not grow
124 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
126 (tree_vectorize): Instead do so here.
127 (tree_complete_unroll): Also unroll outermost loops.
128 (tree_complete_unroll_inner): New function.
129 (gate_tree_complete_unroll_inner): Likewise.
130 (pass_complete_unrolli): New pass.
131 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
132 uses outside of the loop.
133 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
134 form if it is available.
135 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
136 * passes.c (init_optimization_passes): Schedule complete inner
137 loop unrolling pass before the first CCP pass after final inlining.
139 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
141 * targhooks.h (default_emutls_var_fields,
142 default_emutls_var_init): Declare.
143 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
144 * target.h (struct gcc_target): Add struct emutls member.
145 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
146 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
147 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
148 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
149 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
150 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
151 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
152 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
153 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
154 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
155 emit debug information.
156 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
157 * varasm.c: Include targhooks.h.
158 (emutls_object_section, emutls_tmpl_section): New.
159 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
160 (EMUTLS_SEPARATOR): New.
162 (get_emutls_object_name): New.
163 (default_emutls_var_fields): New, broken out of ...
164 (get_emutls_object_type): ... here. Adjust to use target hooks.
165 (get_emutls_init_templ_addr): Adjust to use target hooks.
166 (emutls_decl): Adjust to use target hooks.
167 (emutls_finish): Likewise.
168 (default_emutls_var_init): New, broken out of ...
169 (assemble_variable): ... here. Adjust to use target hooks.
170 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
172 * c-common.c (handle_section_attribute): Prevent overriding
173 sections for emulated tls with special sections.
174 * config/i386/i386.c (x86_64_elf_select_section): Add
175 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
176 (x86_64_elf_unique_section): Likewise.
177 * config/vxworks.c: Include tree.h.
178 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
179 (vxworks_override_options): Set TLS scheme.
180 * doc/tm.texi (Emulated TLS): New node.
182 2008-04-26 Simon Baldwin <simonb@google.com>
185 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
186 with propagated string constants.
188 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
191 constraint for operand 2 when operand 0 is memory operand.
192 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
193 operand 0 is memory operand.
194 (fix_trunc<mode>_i387_with_temp): Ditto.
195 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
196 operand 2 when operand 1 is memory operand.
197 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
198 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
199 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
200 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
201 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
202 operands 2,3 and 4 when operand 1 is memory operand.
203 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
205 (fistdi2_floor_with_temp): Ditto.
206 (fist<mode>2_floor_with_temp): Ditto.
207 (fistdi2_ceil_with_temp): Ditto.
208 (fist<mode>2_ceil_with_temp): Ditto.
209 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
211 2008-04-26 David Daney <ddaney@avtrex.com>
213 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
215 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
216 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
217 UNSPEC_UPDATE_GOT_VERSION): Renumber.
218 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
219 (compare_and_swap_12): New insn.
220 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
221 * config/mips/mips.c (mips_force_binary): New function.
222 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
223 (mips_expand_compare_and_swap_12): New function.
224 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
226 2008-04-25 Jan Hubicka <jh@suse.cz>
229 * cfgexpand.c (pass_expand): Turn into RTL pass.
230 * passes.c (execute_one_pass): Do pass typechecking after execution.
231 * tree-pass.h (pass_expand): Turn into RTL pass.
233 * function.h (struct rtl_data): Move here fields
234 accesses_prior_frames, calls_eh_return, saves_all_registers,
235 has_nonlocal_goto, has_asm_statement, is_thunk,
236 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
237 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
238 arg_pointer_save_area_init from struct function; turn into bool.
239 (struct function): Move
240 calls_eh_return, saves_all_registers, has_nonlocal_goto,
241 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
242 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
243 tail_call_emit, arg_pointer_save_area_init
244 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
245 (current_function_returns_struct, current_function_returns_pcc_struct,
246 current_function_calls_setjmp, current_function_calls_alloca,
247 current_function_accesses_prior_frames,
248 current_function_calls_eh_return, current_function_is_thunk,
249 current_function_stdarg, current_function_profile,
250 current_function_limit_stack, current_function_uses_pic_offset_table,
251 current_function_uses_const_pool, current_function_has_nonlocal_label,
252 current_function_saves_all_registers,
253 current_function_has_nonlocal_goto,
254 current_function_has_asm_statement): Remove accesor macros.
255 * ra-conflict.c (global_conflicts): Update.
256 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
257 (suitable_for_tail_call_opt_p): Update.
258 * builtins.c (expand_builtin_return_addr): Update.
259 (expand_builtin_setjmp_setup): Update.
260 (expand_builtin_nonlocal_goto): Update.
261 * final.c (final_start_function): Update.
262 (profile_function): Update.
263 (leaf_function_p): Update.
264 (only_leaf_regs_used): Update.
265 * df-scan.c (df_get_exit_block_use_set): Update.
266 * dojump.c (clear_pending_stack_adjust): Update.
267 * tree-stdarg.c (gate_optimize_stdarg): Update.
268 * gimple-low.c (lower_function_body): Update.
269 * global.c (compute_regsets): Update.
270 (global_alloc): Update.
271 * dwarf2out.c (dwarf2out_begin_prologue): Update.
272 * expr.c (expand_assignment): Update.
273 * dse.c (dse_step0): Update.
275 * c-decl.c (store_parm_decls): Update.
276 * local-alloc.c (combine_regs): Update.
277 (find_free_reg): Update.
278 * function.c (assign_parms_augmented_arg_list): Update.
279 (assign_parm_find_data_types): Update.
280 (assign_parms): Update.
281 (allocate_struct_function): Update.
282 (expand_function_start): Update.
283 (expand_function_end): Update.
284 (get_arg_pointer_save_area): Update.
285 (thread_prologue_and_epilogue_insns): Update.
286 (rest_of_match_asm_constraints): Update.
287 * stor-layout.c (variable_size): Update.
288 * gcse.c (gcse_main): Update.
289 (bypass_jumps): Update.
290 * gimplify.c (gimplify_function_tree): Update.
291 * calls.c (emit_call_1): Update.
292 (expand_call): Update.
293 * bt-load.c (compute_defs_uses_and_gen): Update.
294 * except.c (sjlj_assign_call_site_values): Update.
295 (sjlj_emit_function_enter): Update.
296 (can_throw_external): Update.
297 (set_nothrow_function_flags): Update.
298 (expand_builtin_unwind_init): Update.
299 (expand_eh_return): Update.
300 (convert_to_eh_region_ranges): Update.
301 (output_function_exception_table): Update.
302 * emit-rtl.c (gen_tmp_stack_mem): Update.
303 * cfgexpand.c (expand_used_vars): Update.
304 (tree_expand_cfg): Update.
305 * cfgcleanup.c (rest_of_handle_jump): Update.
306 * explow.c (allocate_dynamic_stack_space): Update.
307 * varasm.c (assemble_start_function): Update.
308 (force_const_mem): Update.
309 (mark_constant_pool): Update.
310 * tree-optimize.c (tree_rest_of_compilation): Update.
311 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
312 * tree-cfg.c (notice_special_calls): Update.
313 (is_ctrl_altering_stmt): Update.
314 (tree_can_make_abnormal_goto): Update.
315 (tree_purge_dead_abnormal_call_edges): Update.
316 * config/alpha/predicates.md: Update.
317 * config/alpha/alpha.c (alpha_sa_mask): Update.
318 (alpha_sa_size): Update.
319 (alpha_does_function_need_gp): Update.
320 (alpha_expand_prologue): Update.
321 (alpha_start_function): Update.
322 (alpha_output_function_end_prologue): Update.
323 (alpha_expand_epilogue): Update.
324 * config/frv/frv.c (frv_stack_info): Update.
325 (frv_expand_epilogue): Update.
326 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
327 (s390_register_info): Update.
328 (s390_frame_info): Update.
329 (s390_init_frame_layout): Update.
330 (s390_can_eliminate): Update.
332 * config/spu/spu.c (spu_split_immediate): Update.
333 (need_to_save_reg): Update.
334 (spu_expand_prologue): Update.
335 (spu_expand_epilogue): Update.
336 * config/sparc/sparc.md: Update.
337 * config/sparc/sparc.c (eligible_for_return_delay): Update.
338 (sparc_tls_got): Update.
339 (legitimize_pic_address): Update.
340 (sparc_emit_call_insn): Update.
341 (sparc_expand_prologue): Update.
342 (output_return): Update.
343 (print_operand): Update.
344 (sparc_function_ok_for_sibcall): Update.
345 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
346 * config/m32r/m32r.md: Update.
347 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
348 (m32r_compute_frame_size): Update.
349 (m32r_expand_prologue): Update.
350 (m32r_expand_epilogue): Update.
351 (m32r_legitimize_pic_address): Update.
352 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
353 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
354 * config/i386/i386.c (ix86_frame_pointer_required): Update.
356 (ix86_save_reg): Update.
357 (ix86_compute_frame_layout): Update.
358 (ix86_expand_prologue): Update.
359 (ix86_expand_epilogue): Update.
360 * config/sh/sh.c (output_stack_adjust): Update.
361 (calc_live_regs): Update.
362 (sh5_schedule_saves): Update.
363 (sh_expand_prologue): Update.
364 (sh_expand_epilogue): Update.
365 (sh_setup_incoming_varargs): Update.
366 (sh_allocate_initial_value): Update.
367 (sh_get_pr_initial_val): Update.
368 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
369 * config/sh/sh.md (label:): Update.
370 * config/avr/avr.c (out_movhi_mr_r): Update.
371 * config/crx/crx.h (enum): Update.
372 * config/xtensa/xtensa.h (along): Update.
373 * config/stormy16/stormy16.c Update.
374 (xstormy16_compute_stack_layout): Update.
375 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
376 (fr30_expand_prologue): Update.
377 * config/cris/cris.c (cris_conditional_register_usage): Update.
378 (cris_reg_saved_in_regsave_area): Update.
379 (cris_initial_frame_pointer_offset): Update.
380 (cris_simple_epilogue): Update.
381 (cris_expand_prologue): Update.
382 (cris_expand_epilogue): Update.
383 (cris_expand_pic_call_address): Update.
384 (cris_asm_output_symbol_ref): Update.
385 (cris_asm_output_label_ref): Update.
386 * config/cris/cris.md Update.
387 * config/iq2000/iq2000.c (compute_frame_size): Update.
388 (iq2000_expand_epilogue): Update.
389 * config/mt/mt.h (save_direction): Update.
390 * config/mn10300/mn10300.c (mn10300_function_value): Update.
391 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
392 (ia64_secondary_reload_class): Update.
393 * config/m68k/m68k.c (m68k_save_reg): Update.
394 (m68k_expand_prologue): Update.
395 (m68k_expand_epilogue): Update.
396 (legitimize_pic_address): Update.
397 * config/rs6000/rs6000.c (rs6000_got_register): Update.
398 (first_reg_to_save): Update.
399 (first_altivec_reg_to_save): Update.
400 (compute_vrsave_mask): Update.
401 (compute_save_world_info): Update.
402 (rs6000_stack_info): Update.
403 (spe_func_has_64bit_regs_p): Update.
404 (rs6000_ra_ever_killed): Update.
405 (rs6000_emit_eh_reg_restore): Update.
406 (rs6000_emit_allocate_stack): Update.
407 (rs6000_emit_prologue): Update.
408 (rs6000_emit_epilogue): Update.
409 (rs6000_output_function_epilogue): Update.
410 (output_profile_hook): Update.
411 (rs6000_elf_declare_function_name): Update.
412 * config/rs6000/rs6000.h (rs6000_args): Update.
413 * config/rs6000/rs6000.md: Update.
414 * config/mcore/mcore.c (mcore_expand_prolog): Update.
415 * config/arc/arc.c (arc_output_function_epilogue): Update.
416 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
417 * config/darwin.c (machopic_function_base_name): Update.
418 * config/score/score3.c (score3_compute_frame_size): Update.
421 (score3_epilogue): Update.
422 * config/score/score7.c (score7_compute_frame_size): Update.
423 (score7_prologue): Update.
424 (score7_epilogue): Update.
425 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
426 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
427 * config/arm/arm.c (use_return_insn): Update.
428 (require_pic_register): Update.
429 (arm_load_pic_register): Update.
430 (arm_compute_save_reg0_reg12_mask): Update.
431 (arm_compute_save_reg_mask): Update.
432 (thumb1_compute_save_reg_mask): Update.
433 (output_return_instruction): Update.
434 (arm_output_function_prologue): Update.
435 (arm_output_epilogue): Update.
436 (arm_get_frame_offsets): Update.
437 (arm_expand_prologue): Update.
438 (thumb_pushpop): Update.
439 (thumb_exit): Update.
440 (thumb1_expand_prologue): Update.
441 (thumb1_expand_epilogue): Update.
442 (arm_unwind_emit): Update.
443 (arm_output_fn_unwind): Update.
444 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
445 * config/arm/arm.md: Update.
446 * config/pa/pa.md: Update.
447 * config/pa/pa.c (legitimize_pic_address): Update.
448 (compute_frame_size): Update.
449 (hppa_expand_prologue): Update.
450 (hppa_expand_epilogue): Update.
451 (borx_reg_operand): Update.
452 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
453 (HARD_REGNO_RENAME_OK): Update.
454 * config/mips/mips.c (mips_global_pointer): Update.
455 (mips_save_reg_p): Update.
456 (mips_compute_frame_info): Update.
457 (mips_frame_pointer_required): Update.
458 (mips_expand_prologue): Update.
459 (mips_expand_epilogue): Update.
460 (mips_can_use_return_insn): Update.
461 (mips_reorg_process_insns): Update.
462 * config/v850/v850.c (compute_register_save_size): Update.
463 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
464 * config/mmix/mmix.c (along): Update.
465 (mmix_expand_epilogue): Update.
466 * config/bfin/bfin.c (legitimize_pic_address): Update.
467 (must_save_p): Update.
468 (stack_frame_needed_p): Update.
469 (add_to_reg): Update.
470 (bfin_expand_prologue): Update.
471 * stmt.c (expand_asm_operands): Update.
472 * reload1.c (reload): Update.
473 (init_elim_table): Update.
475 2008-04-25 Bob Wilson <bob.wilson@acm.org>
477 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
479 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
483 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
484 (mov<mode>): Removed.
485 (*movv4sf_internal): Likewise.
486 (*movv2df_internal): Likewise.
488 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
490 * config.gcc (crx-*-elf): Remove deprecation.
492 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
494 * config/i386/cygming-crtend.c (register_frame_ctor): Register
495 __gcc_deregister_frame with atexit.
496 (deregister_frame_dtor): Remove.
498 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
499 Nathan Sidwell <nathan@codesourcery.com>
501 * config/rs6000/rs6000.opt (mspe): Remove Var property.
503 * config/rs6000/rs6000.h (rs6000_spe): Declare.
504 (rs6000_isel): Likewise.
505 * config/rs6000/rs6000.c (rs6000_spe): New variable.
506 (rs6000_isel): New variable.
507 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
509 2008-04-24 Jakub Jelinek <jakub@redhat.com>
512 * c-common.c (handle_vector_size_attribute): Call
513 lang_hooks.types.reconstruct_complex_type instead of
514 reconstruct_complex_type.
515 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
516 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
517 * langhooks.h (struct lang_hooks_for_types): Add
518 reconstruct_complex_type hook.
519 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
520 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
522 2008-04-24 Richard Guenther <rguenther@suse.de>
524 * c-common.h (check_builtin_function_arguments): Declare.
525 * c-common.c (validate_nargs): New function.
526 (check_builtin_function_arguments): Likewise.
527 * c-typeck.c (build_function_call): Call
528 check_builtin_function_arguments.
529 * builtins.c (fold_builtin_classify): Remove error reporting code.
530 (fold_builtin_unordered_cmp): Likewise.
531 (fold_builtin_1): Likewise.
532 (fold_builtin_n): Likewise.
534 2008-04-24 Jakub Jelinek <jakub@redhat.com>
536 PR tree-optimization/36008
537 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
538 the original op1, rather than delta by step.
540 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
541 Sebastian Pop <sebastian.pop@amd.com>
543 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
544 eliminate_local_variables_stmt, eliminate_local_variables,
545 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
546 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
547 of code delimited by two edges in the CFG.
548 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
549 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
550 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
551 the case of parallelisation of reductions.
552 (expr_invariant_in_region_p): New.
554 * tree-flow.h (gather_blocks_in_sese_region): Declared.
555 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
557 2008-04-24 Ira Rosen <irar@il.ibm.com>
558 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/36034
561 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
562 incapable of dealing with loads with gaps.
564 2008-04-24 Rafael Espindola <espindola@google.com>
566 * tree-flow.h (vrp_evaluate_conditional): Change signature.
567 * tree-ssa-propagate.c (fold_predicate_in): Update call to
568 vrp_evaluate_conditional.
569 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
570 (vrp_evaluate_conditional): Split the cond argument.
571 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
572 (simplify_stmt_for_jump_threading): Update call to
573 vrp_evaluate_conditional.
575 2008-04-24 Ira Rosen <irar@il.ibm.com>
577 PR tree-optimization/35982
578 * tree-vect-analyze.c (vect_check_interleaving): Check that the
579 interleaved data-refs are of the same type.
581 2008-04-24 Danny Smith <dannysmith@users.net>
583 * c-format.c (check_format_info_main): Use strncmp rather than a
584 magic prefix to handle multichar length specs.
585 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
586 Don't prefix "I64" and "I32" with '\0'.
588 2008-04-24 Jakub Jelinek <jakub@redhat.com>
591 * config/i386/i386.c (init_cumulative_args): Don't pass anything
592 in registers for -m32 only if stdarg_p (fntype).
594 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
596 PR rtl-optimization/36006
597 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
598 temp to op0 in order to avoid invalid rtx sharing.
600 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
602 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
603 check TREE_INVARIANT.
604 * tree-gimple.c (is_gimple_address): New.
605 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
606 * tree-gimple.h (is_gimple_address): New.
607 * tree.h (decl_address_invariant_p): New.
608 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
609 (build_string): Likewise.
610 (decl_address_invariant_p): New, from is_gimple_invariant_address.
611 (tree_invariant_p_1): Likewise.
613 (tree_invariant_p): New.
614 (skip_simple_arithmetic): Use it.
615 (stabilize_reference_1): Use it.
616 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
618 (build1_stat): Drop code to compute TREE_INVARIANT.
619 (build2_stat): Drop code to compute TREE_INVARIANT.
620 (build3_stat): Drop code to compute TREE_INVARIANT.
621 (build4_stat): Drop code to compute TREE_INVARIANT.
622 (build5_stat): Drop code to compute TREE_INVARIANT.
623 (build7_stat): Drop code to compute TREE_INVARIANT.
624 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
625 * tree.h (struct tree_base): Remove invariant_flag.
626 (TREE_INVARIANT): Remove.
627 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
628 (fold_builtin_expect): Check TREE_CONSTANT.
629 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
630 * c-tree.h (c_expr_to_decl): Drop third parameter.
631 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
632 (build_c_cast): Don't set TREE_INVARIANT.
633 (pop_init_level): Don't set TREE_INVARIANT.
634 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
635 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
637 (gimplify_init_constructor): Don't set TREE_INVARIANT.
638 (gimplify_addr_expr): Adjust comment.
639 * tree-mudflap.c (mf_build_string):
640 * print-tree.c (print_node): Don't print TREE_INVARIANT.
641 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
642 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
643 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
644 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
645 * langhooks.h (struct lang_hooks): Drop third parameter from
648 2008-04-23 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/27799
651 PR tree-optimization/32921
652 PR tree-optimization/32624
653 * tree-ssa-structalias.c (merge_smts_into): Only merge the
654 SMTs aliases and the tag itself into the solution.
655 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
656 merge the points-to solution back into the SMT aliases.
657 (may_alias_p): Use alias_set_subset_of instead of
658 aliases_conflict_p. A pointer which points to
659 memory with alias set zero may access any variable.
661 2008-04-23 Richard Guenther <rguenther@suse.de>
663 * alias.c (alias_set_subset_of): Correctly handle asking
664 if zero is a subset of an alias set with zero child.
665 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
666 (compute_flow_insensitive_aliasing): Correctly walk all
667 pointers. Do not unnecessarily union sets.
669 2008-04-23 Richard Guenther <rguenther@suse.de>
672 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
674 2008-04-22 Tomas Bily <tbily@suse.cz>
676 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
678 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
680 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
681 * tree-ssa-structalias.c (get_constraint_for): Likewise.
682 * tree-inline.c (estimate_num_insns_1): Likewise.
683 * varasm.c (const_hash_1, compare_constant, copy_constant)
684 (compute_reloc_for_constant, output_addressed_constants): Likewise.
685 * emit-rtl.c (component_ref_for_mem_expr)
686 (set_mem_attributes_minus_bitpos): Likewise.
687 * expr.c (highest_pow2_factor, expand_expr_real_1, )
688 (is_aligning_offset): Likewise.
689 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
690 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
691 * dojump.c (do_jump): Likewise.
692 * builtins.c (get_pointer_alignment, get_memory_rtx)
693 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
694 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
696 2008-04-23 Jakub Jelinek <jakub@redhat.com>
698 PR rtl-optimization/36017
699 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
700 expanding the library call.
702 2008-04-22 Ian Lance Taylor <iant@google.com>
704 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
707 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
709 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
710 of LR/CTR moves for Power6.
712 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
715 * passes.c (init_optimization_passes): Remove
716 pass_fast_rtl_byte_dce.
718 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
722 builtin functions to generate faster code.
723 (_mm_cvtpu16_ps): Ditto.
724 (_mm_cvtpi32x2_ps): Ditto.
726 2008-04-22 Nick Clifton <nickc@redhat.com>
728 * common.opt (ftree-loop-distribution): Add Optimization
731 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
732 (frv_expand_builtin_va_start): Likewise.
734 * config/arm/arm.c (thumb_find_work_register): Fix location of
735 argument register count.
737 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
739 Support scheduling for ColdFire V1 and V3 microarchitecture.
740 Improve scheduling of multiplication instructions.
742 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
743 (mac): New instruction attribute.
744 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
745 (m68k_sched_mac): New variable.
746 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
747 Handle cfv1 and cfv3.
748 (max_insn_size): New static variable.
749 (struct _sched_ib): New type.
750 (sched_ib): New static variable.
751 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
752 to fields of 'struct _sched_ib sched_ib'. Update all uses.
753 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
755 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
756 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
757 new variables. Update.
758 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
759 Add modeling of cfv3 instruction buffer. Update.
760 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
761 * config/m68k/m68k.h (TUNE_CFV3): New macro.
762 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
763 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
764 a particular reservation applies to.
765 (type2): Reorganize attribute values. Rename alu to alu_reg,
766 alu_l to alu, move_l to omove. Join move to alu. Split mul
768 (cf_ib_*): Simplify description of instruction buffer.
769 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
770 (cf_mem): Split into cf_mem1 and cf_mem2.
771 (cf_v2_move_??): Rename to cfv12_alu_??.
772 (cf_v2_move_l_??): Rename to cfv12_omove_??.
773 (cf_v2_mul_??): Remove reservations.
774 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
775 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
776 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
778 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
779 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
780 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
781 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
782 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
783 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
784 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
785 expansions of the above reservations for instructions of sizes
788 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
790 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
792 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
794 * coverage.c: Include tree-pass.h.
795 (coverage_counter_alloc): Print da_file_name to the dump file.
797 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
799 * sbitmap.c (sbitmap_range_empty_p): New function.
800 * sbitmap.h (sbitmap_range_empty_p): New function.
801 * bitmap.h: Now includes obstack.h.
803 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
804 Kenneth Zadeck <zadeck@naturalbridge.com>
806 * dbgcnt.def (ra_byte_scan): Added.
807 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
808 when the last hit happens for a counter.
809 * timevar.def (TV_DF_BYTE_LR): New variable.
810 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
811 * passes.c (pass_fast_rtl_byte_dce): New pass.
812 * fwprop.c (update_df): Added mode to call df_ref_create.
813 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
814 DF_REF_EXTRACT_OFFSET.
815 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
816 DF_BYTE_LR_OUT, df_byte_lr): New macro.
818 (df_ref_extract): Added mode field.
819 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
820 DF_REF_EXTRACT_OFFSET.
821 (DF_REF_EXTRACT_MODE): New macro.
822 (df_byte_lr_bb_info): New structure.
823 (df_print_byte_regset, df_compute_accessed_bytes,
824 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
825 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
826 df_byte_lr_simulate_uses,
827 df_byte_lr_simulate_artificial_refs_at_top,
828 df_byte_lr_simulate_artificial_refs_at_end,
829 df_compute_accessed_bytes): New function.
830 (df_ref_create): Add parameter.
831 (df_byte_lr_get_bb_info): New inline function.
832 * df-scan.c (df_ref_record, df_uses_record,
833 df_ref_create_structure): Added mode parameter.
834 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
835 df_defs_record, df_uses_record, df_get_conditional_uses,
836 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
837 df_entry_block_defs_collect, df_exit_block_uses_collect):
838 Added mode parameter to calls to df_ref_record, df_uses_record,
839 df_ref_create_structure.
840 (df_ref_equal_p, df_ref_compare): Added test for modes.
841 (df_ref_create_structure): Added code to set mode. Renamed
842 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
843 DF_REF_EXTRACT_OFFSET.
844 * df-core.c (df_print_byte_regset): New function.
845 * df-byte-scan.c: New file.
846 * df-problems.c (df_rd_transfer_function): Removed unnecessary
847 calls to BITMAP_FREE.
848 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
849 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
850 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
851 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
852 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
853 df_byte_lr_local_compute, df_byte_lr_init,
854 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
855 df_byte_lr_transfer_function, df_byte_lr_free,
856 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
857 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
858 df_byte_lr_simulate_uses,
859 df_byte_lr_simulate_artificial_refs_at_top,
860 df_byte_lr_simulate_artificial_refs_at_end): New function.
861 * dce.c (byte_dce_process_block): New function.
862 (dce_process_block): au is now passed in rather than computed
863 locally. Changed loops that look at artificial defs to not look
864 for conditional or partial ones, because there never are any.
865 (fast_dce): Now is able to drive byte_dce_process_block or
866 dce_process_block depending on the kind of dce being done.
867 (rest_of_handle_fast_dce): Add parameter to fast_dce.
868 (rest_of_handle_fast_byte_dce): New function.
869 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
870 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
872 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
875 * gcc.h: Added fortran options that take arguments to
876 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
879 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
881 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
882 scalarization if on the LHS and not a full access.
884 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
886 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
888 2008-04-18 Rafael Espindola <espindola@google.com>
890 * tree-vrp.c (find_case_label_index): Fix the binary search.
891 (find_case_label_range): New.
892 (vrp_visit_switch_stmt): Use find_case_label_range.
893 (simplify_switch_using_ranges): Use find_case_label_range.
895 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
897 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
898 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
900 2008-04-18 Tom Tromey <tromey@redhat.com>
903 * doc/cpp.texi (Implementation-defined behavior): Mention
906 2008-04-18 Ian Lance Taylor <iant@google.com>
908 * fold-const.c (pointer_may_wrap_p): New static function.
909 (fold_comparison): Add another test for pointer overflow. Use
910 pointer_may_wrap_p to disable some false positives.
912 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
914 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
915 (fname_as_string): Match updated cpp_interpret_string prototype.
916 (fix_string_type): Support char16_t* and char32_t*.
917 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
918 derivative) nodes. Register as builtin if C++0x.
919 (c_parse_error): Support CPP_CHAR{16,32}.
920 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
921 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
922 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
923 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
924 CTI_CHAR32_ARRAY_TYPE>: New elements.
925 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
926 char32_type_node, signed_char32_type_node, char16_array_type_node,
927 char32_array_type_node): New defines.
928 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
929 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
930 (lex_string): Support CPP_STRING{16,32}, match updated
931 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
932 (lex_charconst): Support CPP_CHAR{16,32}.
933 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
934 and CPP_STRING{16,32}.
936 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
939 * aclocal.m4: Regenerate.
940 * configure: Regenerate.
942 2008-04-18 Jan Hubicka <jh@suse.cz>
944 * except.c (dw2_size_of_call_site_table,
945 sjlj_size_of_call_site_table): Use vector API for call_site_record.
947 * cgraphbuild.c (build_cgraph_edges): Update.
948 * tree-pass.h: Update comment.
949 * final.c (leaf_function_p): Update.
950 (leaf_renumber_regs): Update.
951 (rest_of_clean_state): Update.
952 * omp-low.c (expand_omp_parallel): Update.
953 * ipa-reference.c (analyze_function): Update.
954 * reorg.c (find_end_label): Update.
955 (optimize_skip): Update.
956 (fill_simple_delay_slots): Update.
957 (fill_simple_delay_slots): Update.
958 (make_return_insns): Update.
959 (dbr_schedule): Update.
960 * gimple-low.c (record_vars_into): Update.
961 * cfgbuild.c (make_edges): Update.
962 * function.c (assign_stack_local): Update.
963 (assign_parm_adjust_stack_rtl): Update.
964 (locate_and_pad_parm): Update.
965 (allocate_struct_function): Do not initialize stack_alignment_needed
966 and preferred_stack_boundary here.
967 (stack_protect_prologue): Update.
968 (stack_protect_epilogue): Update.
969 (expand_function_start): Initialize stack_alignment_needed,
970 preferred_stack_boundary and max_jumptable_ents.
971 (expand_function_end): Update.
972 (free_after_compilation): Do not NULLify epilogue_delay_list.
973 * function.h (struct rtl_data): Add stack_protect_guard,
974 stack_alignment_needed,
975 preferred_stack_boundary, epilogue_delay_list.
976 (struct function): Remove value_histograms, stack_alignment_needed,
977 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
979 unexpanded_var_list, stack_protect_guard.
980 (current_function_epilogue_delay_list): Remove.
981 * ipa-type-escape.c (analyze_function): Update.
982 * gimplify.c (pop_gimplify_context): Update comment.
983 * calls.c (expand_call): Update.
984 (emit_library_call_value_1): Update.
985 * except.c (set_nothrow_function_flags): Update.
986 * cfgexpand.c (get_decl_align_unit): Update.
987 (create_stack_guard): Update.
988 (estimated_stack_frame_size): Update.
989 (expand_used_vars): Update.
990 (tree_expand_cfg): Free histogram earliers, init expansion variables.
991 * explow.c (allocate_dynamic_stack_space): Update.
992 * tree-ssa-live.c (remove_unused_locals): Update.
993 * varasm.c (mark_constant_pool): Update.
994 * tree-inline.c (remap_decls): Update.
995 (initialize_cfun): Update.
996 (declare_return_variable): Update.
997 (inline_forbidden_p): Update.
998 (expand_call_inline): Update.
999 (declare_inline_vars): Update.
1000 (tree_function_versioning): Update.
1001 * tree-flow.h (value_histograms): New.
1002 (VALUE_HISTOGRAMS): New macro.
1003 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1005 * tree-cfg.c (set_bb_for_stmt): Update.
1006 (replace_by_duplicate_decl): Update.
1007 (move_block_to_fn): Update.
1008 (new_label_mapper): Update.
1009 (dump_function_to_file): Update.
1010 * ipa-struct-reorg.c (build_data_structure): Update.
1011 * cfgrtl.c (print_rtl_with_bb): Update.
1012 * reload1.c (reload): Update.
1014 * config/i386/i386.c (setup_incoming_varargs_64,
1015 ix86_compute_frame_layout): Update.
1016 * config/arc/arc.c (arc_output_function_epilogue): Update.
1018 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1020 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1021 for FreeBSD as well.
1022 * gthr-posix95.h: Likewise.
1024 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1026 PR rtl-optimization/35838
1027 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1028 out the byte offset of the first subreg.
1030 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1033 to split_ti instead of three separate calls with single member arrays.
1034 (subti3 splitter): Ditto.
1035 (adddi3 splitter): Ditto with split_di.
1036 (subdi3 splitter): Ditto.
1037 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1038 two separate calls with single member arrays. Swap match_dup
1039 operands 1 and 2 to better fit into the array.
1040 (negdi2 splitter): Ditto with split_di.
1041 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1042 two separate calls with single member arrays. Swap match_dup operands
1043 6 and 7 to better fit into the array.
1045 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1047 * config/i386/i386.c (sse_builtin_type): New.
1048 (bdesc_sse_args): Likewise.
1049 (bdesc_sse_3arg): Removed.
1050 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1051 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1052 IX86_BUILTIN_ROUNDPS.
1053 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1054 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1055 IX86_BUILTIN_ROUNDPS.
1056 (ix86_expand_sse_4_operands_builtin): Removed.
1057 (ix86_expand_sse_operands_builtin): New.
1058 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1059 and CODE_FOR_sse4_1_roundps.
1060 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1061 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1063 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1066 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1067 regs before frame pop when needed. If use_backchain_to_restore_sp
1068 then load backchain into a temp reg to restore vr and vrsave. Add
1069 code to restore vr after frame pop if possible.
1071 2008-04-17 Richard Guenther <rguenther@suse.de>
1073 * tree-vn.c (expressions_equal_p): Do not check type
1074 equality or compatibility before calling operand_equal_p.
1075 * fold-const.c (operand_equal_p): Check equivalence of
1076 integer constants before bailing out due to signedness or
1077 precision differences.
1078 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1079 spurious differences in type qualification. Ignore types
1080 for COMPONENT_REFs at all.
1082 2008-04-17 Christian Bruel <christian.bruel@st.com>
1084 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1085 msw_skip comparison.
1087 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1090 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1093 PR tree-optimization/35899
1094 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1095 rather than TREE_OPERAND.
1097 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1101 temporary registers. Change operand predicate to general_operand.
1102 (remainderxf3): Ditto.
1104 2008-04-16 Richard Guenther <rguenther@suse.de>
1106 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1107 * tree-affine.c (aff_combination_expand): Look through some
1110 2008-04-15 Doug Kwan <dougkwan@google.com>
1112 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1114 * tree-pretty-print.c (dump_generic_node): Ditto.
1115 * final.c (output_addr_const): Ditto.
1116 * dwarf2out.c (output_cfi): Ditto.
1117 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1118 * print-rtl.c (print_rtx): Ditto.
1119 * print-tree.c (print_node_brief, print_node): Ditto.
1120 * c-common.c (match_case_to_enum_1): Ditto.
1121 * sched-vis.c (print_value): Ditto.
1122 * config/i386/i386.c (print_operand): Cast to long unsigned int
1125 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1126 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1127 MS Windows VirtualProtect function.
1129 2008-04-15 Jan Hubicka <jh@suse.cz>
1131 * gengtype.c (write_root): Param_is argument is OK.
1132 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1133 * function.h: Include varray.h
1134 (rtl_eh): New stucture based on except.c one.
1135 (call_site_record): New forward declaration and vector type.
1136 * calls.c (emit_call_1): Do not call
1137 note_current_region_may_contain_throw.
1138 * except.c (eh_status): Remove cur_region, try_region since they are
1140 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1141 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1142 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1143 Remove call_site_data_used, call_site_data_size.
1144 Turn call_site_record into vector in function.h.
1145 (note_current_region_may_contain_throw): Remove.
1146 (get_exception_pointer, get_exception_filter): Do not take struct
1147 function argument; update.
1148 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1149 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1150 build_post_landing_pads, dw2_build_landing_pads,
1151 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1152 sjlj_emit_function_enter, sjlj_emit_function_enter,
1153 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1154 sjlj_build_landing_pads, finish_eh_generation,
1155 remove_exception_handler_label, remove_eh_handler,
1156 maybe_remove_eh_handler, add_reachable_handler,
1157 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1158 add_action_record, collect_one_action_chain, add_call_site,
1159 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1160 sjlj_output_call_site_table, output_function_exception_table,
1161 * except.h (note_current_region_may_contain_throw): Remove
1162 (get_exception_pointer, get_exception_filter): Do not take struct
1164 * Makefile.in (GTFILES): Put varargs before struct function.
1166 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1168 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1169 punt for STRING_CST.
1170 (get_constraint_for): Deal with STRING_CST here instead.
1172 2008-04-15 Richard Guenther <rguenther@suse.de>
1174 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1175 statements in a basic-block with a backward walk. Do not
1176 substitute into dead statements but instead remove those.
1178 2008-04-15 Richard Guenther <rguenther@suse.de>
1180 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1181 to zero, thus disable creation of SFTs.
1183 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1185 * tree-predcom.c (suitable_reference_p): Return false if the
1186 reference can throw.
1188 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1191 * c-decl.c (finish_decl): If extern or static var has variable
1192 size, set TREE_TYPE (decl) to error_mark_node.
1194 2008-04-15 Rafael Espindola <espindola@google.com>
1196 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1199 2008-04-15 Richard Guenther <rguenther@suse.de>
1201 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1202 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1203 (visit_reference_op_load): Do walk vuse-vdef chains on
1204 vn_reference_lookup.
1205 (visit_reference_op_store): But do not here.
1206 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1207 vn_reference_lookup.
1208 (vn_lookup_with_vuses): But do so here.
1210 2008-04-14 Ian Lance Taylor <iant@google.com>
1212 * fold-const.c (fold_overflow_warning): Remove assertion.
1214 2008-04-15 Ben Elliston <bje@au.ibm.com>
1216 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1217 temp1 local variables.
1219 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1222 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1223 ".text.unlikely" section as executable.
1225 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1227 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1228 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1229 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1230 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1231 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1232 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1233 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1235 2008-04-14 Ian Lance Taylor <iant@google.com>
1237 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1238 * fold-const.c (fold_comparison): If appropriate, test
1239 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1240 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1241 reassociating a pointer type.
1242 * doc/invoke.texi (Optimize Options): Document that
1243 -fstrict-overflow applies to pointer wraparound.
1245 2008-04-13 Jan Hubicka <jh@suse.cz>
1247 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1249 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1251 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1252 we are going to "save the world".
1254 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1256 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1257 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1258 operand 0 constraint, not "=".
1260 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1262 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1264 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1266 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1267 of size of positions_needed * CHAR_BIT.
1269 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1272 * dse.c (store_info): Change positions_needed to unsigned
1274 (lowpart_bitmask): New.
1275 (record_store): Cast to unsigned HOST_WIDE_INT for
1276 positions_needed. Assert width <= size of positions_needed *
1277 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1278 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1279 lowpart_bitmask to set mask.
1281 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1283 * config/bfin/constraints.md: New file.
1284 * config/bfin/bfin.md: Include it.
1285 (adddi3): Use satisfies_constraint functions instead of the old macros.
1286 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1287 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1288 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1289 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1290 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1291 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1292 EXTRA_CONSTRAINT): Delete.
1293 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1294 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1296 * config/bfin/bfin.c: Include "tm-constrs.h".
1297 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1298 Use satisfies_constraint functions instead of the old macros.
1299 * doc/md.texi (Blackfin Constraints): Update file name reference.
1301 2008-04-11 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/35869
1304 * tree-vrp.c (execute_vrp): Move switch statement update after
1305 jump threading. Schedule another cfg cleanup run.
1307 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1310 * attribs.c (decl_attributes): Return early on errorneous node.
1312 2008-04-10 Oleg Ryjkov <olegr@google.com>
1314 * tree.h (struct tree_base): Added a new flag default_def_flag.
1315 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1317 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1319 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1321 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1324 * pa.md: Define mode iterator P. Define mode attribute dwc.
1325 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1326 (icacheflush): Likewise.
1327 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1328 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1330 2008-04-11 Ben Elliston <bje@au.ibm.com>
1332 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1334 2008-04-10 Rafael Espindola <espindola@google.com>
1336 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1337 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1338 (extract_range_from_expr): The same.
1340 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1342 * config/mips/mips.md (GPR2): New mode iterator.
1344 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1345 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1346 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1347 Rewrite these to take two modes, the mode of comparison and the
1348 mode of the destination.
1349 * config/mips/mips.c (mips_expand_scc): Instead of having
1350 paradoxical subreg as destination, expand "narrowing" scc if mode
1351 of comparison is SI and target is requested in DI mode.
1352 (mips_emit_int_order_test): Update comment. Make mode of
1353 comparison match CMP0 rather than TARGET. When creating inverse
1354 target use mode of TARGET.
1356 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1358 * gcov-dump.c (tag_summary): Only print summaries for the first
1359 GCOV_COUNTERS_SUMMABLE counters.
1361 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/i386.md (absneg): New code iterator.
1364 (absnegprefix): New code attribute.
1365 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1366 patterns using absneg code iterator.
1367 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1368 using absneg code iterator.
1369 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1370 *neg<mode>2 patterns using absneg code iterator.
1371 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1372 *negextendsfdf2 patterns using absneg code iterator.
1373 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1374 *negextendsfxf2 patterns using absneg code iterator.
1375 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1376 *negextendsfdf2 patterns using absneg code iterator.
1377 * config/i386/sse.md (<code><mode>2): Macroize expander from
1378 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1380 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1382 * config/s390/s390.h: Remove the remains of the recent search
1383 & replace action of current_function_outgoing_args_size.
1385 2008-04-10 Ira Rosen <irar@il.ibm.com>
1387 PR tree-optimization/35821
1388 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1389 NEW_STMT_LIST is not NULL.
1391 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1394 * toplev.c (process_options): Remove -ffunction-sections debugging
1397 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1399 PR middle-end/PR28690
1400 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1401 than gen_rtx_fmt_ee to perform more canonicalizations.
1403 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1408 2008-04-09 Richard Guenther <rguenther@suse.de>
1410 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1411 (dump_function_to_file): Dump function arguments with types.
1413 2008-04-08 Richard Guenther <rguenther@suse.de>
1415 * fold-const.c (fold_widened_comparison): Do not allow
1416 sign-changes that change the result.
1418 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1421 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1422 kinds of indirect references.
1424 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1426 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1427 GNU Fortran language string.
1429 2008-04-08 Rafael Espindola <espindola@google.com>
1431 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1432 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1433 * tree.h (tree_call_nonnegative_warnv_p): New.
1435 2008-04-08 Jan Hubicka <jh@suse.cz>
1437 * function.c (free_after_compilation): Clear out regno_reg_rtx
1440 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1443 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1445 PR middle-end/PR28690
1446 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1447 same precedence as REG_POINTER and MEM_POINTER operands.
1449 2008-04-08 Richard Guenther <rguenther@suse.de>
1452 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1453 for adding index to base.
1455 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1457 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1458 (MINGW_ENABLE_EXECUTE_STACK): New.
1459 (IN_LIBGCC2): For libgcc include windows.h file for
1460 function declarations.
1462 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1464 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1465 and tem2 if tem1 is not a REG or MULT.
1467 2008-04-08 Jan Hubicka <jh@suse.cz>
1469 * function.h (incomming_args): Break out of struct function.
1470 (function_subsections): Break out of struct function.
1471 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1472 return_rtx and hard_reg_initial_vals from struct function.
1473 Kill inl_max_label_num.
1474 (current_function_pops_args, current_function_args_info,
1475 current_function_args_size, current_function_args_size,
1476 current_function_pretend_args_size,
1477 current_function_outgoing_args_size,
1478 current_function_internal_arg_pointer, current_function_return_rtx):
1479 Kill compatibility accestor macros.
1480 * builtins.c (expand_builtin_apply_args_1): Update.
1481 (expand_builtin_next_arg): Update.
1482 * df-scan.c (df_get_call_refs): Update.
1483 * dbxout.c (dbxout_function_end): Update.
1484 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1485 (output_line_info): Update.
1486 (secname_for_decl): Update.
1487 (dwarf2out_var_location): Update.
1488 * function.c (free_after_compilation): Update.
1489 (assign_parm_find_stack_rtl): Update.
1490 (assign_parms): Update.
1491 (expand_dummy_function_end): Update.
1492 (expand_function_end): Update.
1493 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1494 (expand_call): Update.
1495 (emit_library_call_value_1): Update.
1496 (store_one_arg): Update.
1497 * varasm.c (initialize_cold_section_name): Update.
1498 (unlikely_text_section): Update.
1499 (unlikely_text_section_p): Update.
1500 (assemble_start_function): Update.
1501 (assemble_end_function): Update.
1502 (default_section_type_flags): Update.
1503 (switch_to_section): Update.
1504 * integrate.c (set_decl_abstract_flags): Update.
1505 (get_hard_reg_initial_val): Update.
1506 (has_hard_reg_initial_val): Update.
1507 (allocate_initial_values): Update.
1508 * resource.c (init_resource_info): Update.
1509 * config/alpha/alpha.c (NUM_ARGS): Update.
1510 (direct_return): Update.
1511 (alpha_va_start): Update.
1512 (alpha_sa_size): Update.
1513 (alpha_initial_elimination_offset): Update.
1514 (alpha_expand_prologue): Update.
1515 (alpha_start_function): Update.
1516 (alpha_expand_epilogue): Update.
1517 (unicosmk_initial_elimination_offset):
1518 * config/alpha/alpha.md (call expander): Update.
1519 * config/s390/s390.c (s390_register_info): Update.
1520 (s390_register_info): Update.
1521 (s390_frame_info): Update.
1522 (s390_initial_elimination_offset): Update.
1523 (s390_build_builtin_va_list): Update.
1524 (s390_va_start): Update.
1525 * config/spu/spu.c (direct_return): Update.
1526 (spu_expand_prologue): Update.
1527 (spu_initial_elimination_offset): Update.
1528 (spu_build_builtin_va_list): Update.
1529 (spu_va_start): Update.
1530 * config/sparc/sparc.c (sparc_init_modes): Update.
1531 (sparc_compute_frame_size): Update.
1532 (function_value): Update.
1533 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1534 * config/i386/i386.md (return expander): Update.
1535 * config/i386/i386.c (ix86_va_start): Update.
1536 (ix86_can_use_return_insn_p): Update.
1537 (ix86_compute_frame_layout): Update.
1538 (ix86_expand_epilogue): Update.
1539 * config/sh/sh.c (output_stack_adjust): Update.
1540 (calc_live_regs): Update.
1541 (sh_expand_prologue): Update.
1542 (sh_builtin_saveregs): Update.
1543 (sh_va_start): Update.
1544 (initial_elimination_offset): Update.
1545 (sh_allocate_initial_value): Update.
1546 (sh_function_ok_for_sibcall): Update.
1547 (sh_get_pr_initial_val): Update.
1548 * config/sh/sh.md (return expander): Update.
1549 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1550 * config/crx/crx.c (crx_compute_frame): UPdate.
1551 (crx_initial_elimination_offset): UPdate.
1552 * config/xtensa/xtensa.c (compute_frame_size): Update
1553 (xtensa_builtin_saveregs): Update.
1554 (xtensa_va_start): Update.
1555 (order_regs_for_local_alloc): Update.
1556 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1557 (xstormy16_expand_builtin_va_start): Update.
1558 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1559 * config/m68hc11/m68hc11.md (return expanders): Update.
1560 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1561 (expand_epilogue): Update.
1562 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1563 (cris_simple_epilogue): Update.
1564 (cris_expand_prologue): Update.
1565 (cris_expand_epilogue): Update.
1566 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1567 (compute_frame_size): Update.
1568 * config/mt/mt.c (mt_compute_frame_size): Update.
1569 * config/mn10300/mn10300.c (expand_prologue): Update.
1570 (expand_epilogue): Update.
1571 (initial_offset): Update.
1572 (mn10300_builtin_saveregs):
1573 * config/mn10300/mn10300.md (return expander): Update.
1574 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1575 (ia64_initial_elimination_offset): Update.
1576 (ia64_initial_elimination_offset): Update.
1577 (ia64_expand_prologue): Update.
1578 * config/m68k/m68k.md (return expander): Update.
1579 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1580 (rs6000_stack_info): Update.
1581 * config/mcore/mcore.c (layout_mcore_frame): Update.
1582 (mcore_expand_prolog): Update.
1583 * config/arc/arc.c (arc_compute_frame_size): Update.
1584 * config/score/score3.c (score3_compute_frame_size): Update.
1585 * config/score/score7.c (score7_compute_frame_size): Update.
1586 * config/arm/arm.c (use_return_insn): Update.
1587 (thumb_find_work_register): Update.
1588 (arm_compute_save_reg_mask): Update.
1589 (arm_output_function_prologue): Update.
1590 (arm_output_epilogue): Update.
1591 (arm_size_return_regs): Update.
1592 (arm_get_frame_offsets): Update.
1593 (arm_expand_prologue): Update.
1594 (thumb_exit): Update.
1595 (thumb_unexpanded_epilogue): Update.
1596 (thumb1_output_function_prologue): Update.
1597 * config/pa/pa.md (return expander): Update.
1598 * config/pa/pa.c (compute_frame_size): Update.
1599 (hppa_builtin_saveregs): Update.
1600 * config/mips/mips.c (mips_va_start): Update.
1601 (mips16_build_function_stub): Update.
1602 (mips_compute_frame_info): Update.
1603 (mips_restore_gp): Update.
1604 (mips_output_function_prologue): Update.
1605 (mips_expand_prologue): Update.
1606 * config/v850/v850.c (compute_frame_size): Update.
1607 (expand_prologue): * config/mmix/mmix.c (along): update.
1608 (mmix_initial_elimination_offset): update.
1609 (mmix_reorg): update.
1610 (mmix_use_simple_return): update.
1611 (mmix_expand_prologue): update.
1612 (mmix_expand_epilogue): Update.
1613 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1614 (emit_link_insn): Update.
1616 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1618 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1619 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1621 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1624 2008-04-07 Jan Hubicka <jh@suse.cz>
1626 * function.h (rtl): Rename to x_rtl.
1628 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1629 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1630 used_temp_slots avail_temp_slots, temp_slot_level,
1631 nonlocal_goto_handler_labels): Update accesstors.
1632 (rtl): New global variable.
1633 (struct function): Move some fileds to rtl_data.
1634 (get_arg_pointer_save_area): Update prototype.
1635 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1636 get_arg_pointer_save_area.
1637 * expr.c (init_expr): Update
1638 * function.c (get_frame_size): Update
1639 (assign_stack_local): Update
1640 (expand_function_end): Update.
1641 (get_art_pointer_save_area): Update
1643 * emit-rtl.c (rtl): Declare.
1644 (regno_reg_rtx): Declare.
1645 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1647 (gen_reg_rtx): Update.
1648 * varasm.c (n_deferred_constatns): Update accestor.
1649 (init_varasm_status): Do not allocate varasm_status.
1650 (force_const_mem, get_pool_size, output_constant_pool): Update.
1651 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1652 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1653 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1654 * sparc/sparc.h (INIT_EXPANDERS): Update.
1655 * ia64/ia64.h (INIT_EXPANDERS): Update.
1657 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1659 * reload.c (push_secondary_reload): Add missing break to for loop.
1661 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1663 PR middle-end/PR28690
1664 * rtlanal.c: Update copyright years.
1665 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1666 as REG_POINTER and MEM_POINTER operands.
1667 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1668 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1669 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1670 * gcse.c: Update copyright years.
1671 (pre_delete): Call gen_reg_rtx_and_attrs.
1672 (hoist_code): Likewise.
1673 (build_store_vectors): Likewise.
1674 (delete_store): Likewise.
1675 * loop-invariant.c (move_invariant_reg): Likewise.
1676 Update copyright years.
1678 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1681 control string instead of quoted.
1683 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1685 * doc/rtl.texi: Rewrite of subreg section.
1687 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1690 * config/i386/i386.c (legitimize_pic_address): Add treating
1691 of dllimport SYM_REF's.
1692 (legitimize_dllimport_symbol): Add prototype.
1694 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1696 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1697 reference in constructor with non self-referential type.
1699 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1701 Removal of Return with Depressed Stack Pointer support
1702 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1703 (ECF_SP_DEPRESSED): Likewise.
1704 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1705 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1706 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1707 (expand_call): Do not test ECF_SP_DEPRESSED.
1708 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1709 * function.c (keep_stack_depressed): Delete.
1710 (handle_epilogue_set): Likewise.
1711 (update_epilogue_consts): Likewise.
1712 (emit_equiv_load): Likewise.
1713 (thread_prologue_and_epilogue_insns): Remove support for Return with
1714 Depressed Stack Pointer.
1715 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1717 2008-04-06 Richard Guenther <rguenther@suse.de>
1719 PR tree-optimization/35400
1720 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1721 information from SSA_NAMEs.
1723 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1725 * config/avr/avr.h (avr_mega_p): Remove declaration.
1726 (AVR_MEGA): Remove macro.
1727 * config/avr/avr.c (avr_mega_p): Remove variable.
1728 (avr_override_options): Remove inicializion of avr_mega_p.
1729 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1730 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1731 (avr_jump_mode): (Ditto.).
1732 (avr_output_progmem_section_asm_op): (Ditto.).
1733 (avr_asm_init_sections): (Ditto.).
1734 (avr_asm_init_sections): (Ditto.).
1735 (avr_rtx_costs): (Ditto.).
1736 * config/avr/avr.md: (Ditto.).
1737 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1740 2008-04-06 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/35842
1743 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1744 is_gimple_invariant_address.
1746 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1748 * gcc.c (default_compilers): Sync Fortran extensions list with
1749 that in fortran/lang-specs.h.
1750 * doc/invoke.texi: Likewise.
1751 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1752 * dwarf2out.c (gen_compile_unit_die): Likewise.
1754 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1756 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1758 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1761 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1762 attribute is used for nested functions.
1764 2008-04-05 Jan Hubicka <jh@suse.cz>
1766 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1768 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1770 (dump_files): Update.
1771 (enable_rtl_dump_file): Do not accept letter argument.
1772 * tree-pass.h (dump_file_info): Remove letter argument.
1773 * toplev.c (decode_d_option): Update -da handling.
1774 * toplev.h (enable_rtl_dump_file): Update prototype.
1775 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1776 it out based on pass type.
1777 (register_dump_files_1): Likewise.
1778 (init_optimization_passes): Update register_one_dump_file calls.
1779 (execute_one_pass): Sanity check that IPA passes are called at IPA
1780 level and RTL passes at RTL level.
1781 (execute_pass_list): IPA pass can not be after or subpass of
1783 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1784 disallov RTL subpasses of IPA subpasses.
1786 2008-04-05 Ben Elliston <bje@au.ibm.com>
1788 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1789 builtins that return exactly once and do not throw. Cache call to
1792 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1794 PR rtl-optimization/34916
1796 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1797 between instruction pairs.
1799 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1801 * doc/invoke.texi: Document -mbitops for SH.
1802 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1803 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1804 * config/sh/sh.c (print_operand): Add %t operand code.
1805 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1806 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1807 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1808 (extendqihi2): Likewise.
1809 (movqi_i): Likewise.
1810 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1811 (extv): Use bld instruction for SH2A if possible.
1813 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1814 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1815 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1816 (bset.b, bclr.b): Define peepholes.
1817 * config/sh/sh.opt (mbitops): New option.
1819 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1822 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1823 and view convert expression.
1825 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1828 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1830 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1832 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1834 * config/i386/cpuid.h (bit_AES): New.
1835 (bit_PCLMUL): Likewise.
1837 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1838 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1839 SSE2 if AES or PCLMUL is enabled.
1840 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1841 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1842 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1843 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1844 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1845 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1846 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1847 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1848 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1849 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1850 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1851 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1852 __builtin_ia32_aeskeygenassist128 and
1853 __builtin_ia32_pclmulqdq128.
1854 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1855 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1856 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1858 * config/i386/i386.h (TARGET_AES): New.
1859 (TARGET_PCLMUL): Likewise.
1860 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1862 * config/i386/i386.md (UNSPEC_AESENC): New.
1863 (UNSPEC_AESENCLAST): Likewise.
1864 (UNSPEC_AESDEC): Likewise.
1865 (UNSPEC_AESDECLAST): Likewise.
1866 (UNSPEC_AESIMC): Likewise.
1867 (UNSPEC_AESKEYGENASSIST): Likewise.
1868 (UNSPEC_PCLMUL): Likewise.
1870 * config/i386/i386.opt (maes): New.
1871 (mpclmul): Likewise.
1873 * config/i386/sse.md (aesenc): New pattern.
1874 (aesenclast): Likewise.
1876 (aesdeclast): Likewise.
1878 (aeskeygenassist): Likewise.
1879 (pclmulqdq): Likewise.
1881 * config/i386/wmmintrin.h: New.
1883 * doc/extend.texi: Document AES and PCLMUL built-in function.
1885 * doc/invoke.texi: Document -maes and -mpclmul.
1887 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1889 * function.c (free_after_parsing): Replace with
1890 cxx_push_function_context from C++ front-end.
1891 (allocate_struct_function): Don't call langhook.
1892 * langhooks.h (struct lang_hooks_for_functions): Delete.
1893 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1895 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1896 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1897 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1898 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1899 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1900 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1901 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1903 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1904 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1906 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1909 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1912 2008-04-04 Richard Guenther <rguenther@suse.de>
1915 * fold-const.c (optimize_minmax_comparison): Use the correct
1916 type for the constant in the simplified comparison.
1918 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1920 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1921 Pass L2 size as "--param l2-cache-size" to the compiler.
1922 (decode_l2_cache): New function to decode L2 cache parameters using
1923 0x8000006 extended cpuid function.
1924 (detect_caches_amd): Determine parameters of L2 cache using
1925 decode_l2_caches function.
1926 (decode_caches_intel): Decode L2 cache parameters.
1927 (detect_caches_intel): Determine L2 cache parameters using
1928 decode_caches_intel and decode_l2_caches functions.
1930 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1932 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1933 secondary input reload for subword loads from the constant pool.
1935 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1938 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1939 constants of the appropriate size for runtime calculations.
1942 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1943 decimal-float literal constant zero.
1945 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1948 * c-parser.c (c_parser_omp_atomic): Call
1949 default_function_array_conversion on the RHS.
1952 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1953 call is_variable_sized if decl has incomplete type.
1955 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1957 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1959 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1961 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1963 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1964 (sgt<u>): Merge sgt and sgtu into new expander.
1965 (sgt, sgtu): Remove expanders.
1966 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1967 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1968 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1969 *sgtu_<mode>_mips16 into new pattern.
1970 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1971 (sge<u>): Merge sge and sgeu into new expander.
1972 (sge, sgeu): Remove expanders.
1973 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1975 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1976 (slt<u>): Merge slt and sltu into new expander.
1977 (slt, sltu): Remove expanders.
1978 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1979 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1980 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1981 *sltu_<mode>_mips16 into new pattern.
1982 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1983 (sle<u>): Merge sle and sleu into new expander.
1984 (sle, sleu): Remove expanders.
1985 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1986 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1987 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1988 *sleu_<mode>_mips16 into new pattern.
1989 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1991 2008-04-03 Jan Hubicka <jh@suse.cz>
1993 PR tree-optimization/35795
1994 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1995 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1996 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1997 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1998 * score/score3.c (score3_output_mi_thunk): Likewise.
1999 * score/score7.c (score7_output_mi_thunk): Likewise.
2000 * mips/mips.c (mips_output_mi_thunk): Likewise.
2002 2008-04-03 Richard Guenther <rguenther@suse.de>
2004 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2005 conversions. Simplify code.
2007 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2009 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2011 2008-04-03 Tom Tromey <tromey@redhat.com>
2012 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2014 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2015 * config/bfin/t-bfin-linux (generated_files): Add
2016 linux-sysroot-suffix.h.
2017 * doc/install.texi (Prerequisites): Require make 3.80.
2018 * doc/sourcebuild.texi (Front End Directory): Document new
2020 * Makefile.in (generated_files): New variable.
2021 (ALL_HOST_OBJS): New variable.
2022 ($(ALL_HOST_OBJS)): New target.
2024 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2026 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2027 (remap_block): Call id->transform_lang_insert_block instead
2029 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2030 Set id.transform_lang_insert_block to NULL.
2031 (clone_body): Move to cp/optimize.c
2032 * tree-inline.h (struct copy_body_data): Change
2033 transform_lang_insert_block to function pointer.
2034 (copy_generic_body, copy_decl_no_change): Export.
2035 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2036 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2037 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2039 * c-tree.h (insert_block): Kill.
2040 * c-decl.c (insert_block): Kill.
2042 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2044 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2045 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2046 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2048 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2049 argument, call {push,pop}_function_context from here.
2050 * c-parser.c: Use c_{push,pop}_function_context.
2052 * function.c (push_function_context_to): Move meat ...
2053 (push_function_context): ... here. Simplify.
2054 * function.c (pop_function_context_from): Move meat ...
2055 (pop_function_context): ... here. Simplify.
2056 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2058 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2059 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2060 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2061 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2063 2008-04-03 Ben Elliston <bje@au.ibm.com>
2065 * expmed.c (extract_force_align_mem_bit_field): Remove.
2067 2008-04-03 Richard Guenther <rguenther@suse.de>
2070 * expr.h (try_casesi): Adjust prototype.
2071 * expr.c (try_casesi): Take fallback label as extra parameter.
2072 Use that for gen_casesi if default_label is NULL.
2073 * stmt.c (expand_case): Pass fallback label to try_casesi,
2074 make sure to fill gaps with a fallback label if default_label
2077 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2080 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2082 2008-04-03 Ben Elliston <bje@au.ibm.com>
2084 * expmed.c (extract_split_bit_field): Remove if (0) code.
2085 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2086 (do_ds_constraint): Likewise.
2088 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2090 * doc/cppopts.texi (-dU): Document.
2091 * c-common.h (flag_dump_macros): Update comment.
2092 * c-opts.c (handle_OPT_d): Handle -dU.
2093 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2094 dump_queued_macros, cb_used_define, cb_used_undef): New.
2095 (init_pp_output): Handle -dU.
2096 (cb_line_change): Call dump_queued_macros.
2097 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2099 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2101 * config/avr/predicates.md (io_address_operand): New predicate.
2102 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2103 * config/avr/avr.c (avr_io_address_p): Remove function.
2104 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2105 'avr_io_address_p' function.
2106 (out_movhi_r_mr): (Ditto.).
2107 (out_movqi_mr_r): (Ditto.).
2108 (out_movhi_mr_r): (Ditto.).
2109 (avr_address_cost): (Ditto.).
2111 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2114 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2115 in 32bit mode when XMM registers are available to avoid store
2117 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2118 corresponding post-reload splitters.
2120 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2122 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2123 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2124 __builtin_ia32_roundss.
2125 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2126 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2127 __builtin_ia32_roundss.
2128 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2129 IX86_BUILTIN_SHUFPD here.
2131 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2133 * config/i386/i386.md (plogic): New.
2134 (plogicprefix): Likewise.
2136 * config/i386/mmx.md (mmx_<code><mode>3): New.
2137 (mmx_and<mode>3): Removed.
2138 (mmx_ior<mode>3): Likewise.
2139 (mmx_xor<mode>3): Likewise.
2141 * config/i386/sse.md (<code><mode>3): New.
2142 (*<code><mode>3): Likewise.
2143 (*<code><mode>3): Likewise.
2144 (<code><mode>3): Likewise.
2145 (*sse_<code><mode>3): Likewise.
2146 (*sse2_<code><mode>3): Likewise.
2147 (<code>tf3): Likewise.
2148 (*<code>tf3): Likewise.
2149 (and<mode>3): Likewise.
2150 (*and<mode>3): Likewise.
2151 (ior<mode>3): Removed.
2152 (*ior<mode>3): Likewise.
2153 (xor<mode>3): Likewise.
2154 (*xor<mode>3): Likewise.
2155 (*and<mode>3): Likewise.
2156 (*ior<mode>3): Likewise.
2157 (*xor<mode>3): Likewise.
2158 (and<mode>3): Likewise.
2159 (*sse_and<mode>3): Likewise.
2160 (*sse2_and<mode>3): Likewise.
2162 (*andtf3): Likewise.
2163 (ior<mode>3): Likewise.
2164 (*sse_ior<mode>3): Likewise.
2165 (*sse2_ior<mode>3): Likewise.
2167 (*iortf3): Likewise.
2168 (xor<mode>3): Likewise.
2169 (*sse_xor<mode>3): Likewise.
2170 (*sse2_xor<mode>3): Likewise.
2172 (*xortf3): Likewise.
2174 2008-04-02 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/14495
2177 PR tree-optimization/34793
2178 * tree-vrp.c (struct switch_update): New structure.
2179 (to_remove_edges, to_update_switch_stmts): New VECs.
2180 (simplify_switch_using_ranges): New function. Remove not taken
2181 case labels and edges.
2182 (simplify_stmt_using_ranges): Call it.
2183 (identify_jump_threads): Mark edges we have queued for removal
2184 so we don't thread them.
2185 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2187 * tree-cfg.c (group_case_labels): Deal with missing default label.
2188 (tree_verify_flow_info): Allow missing default label.
2189 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2190 (emit_case_nodes): Likewise.
2191 (expand_case): Do not rely on the default label to be present.
2192 * expr.c (try_casesi): Deal with NULL default_label.
2193 (do_tablejump): Likewise.
2195 2008-04-02 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/14495
2198 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2199 SWITCH_EXPR here ...
2200 (vrp_visit_switch_stmt): ... but here (new function).
2201 (find_case_label_index): New helper function.
2202 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2204 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2206 * fwprop.c: Fix ISO-C99ism.
2208 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2211 * Makefile.in (objdir): Set it here.
2212 * configure.ac: Not here. Find dynamic linker characteristics.
2213 * exec-tool.in: Use them.
2214 * aclocal.m4: Regenerate.
2215 * configure: Regenerate.
2217 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2219 * expr.c (expand_var): Delete it.
2220 * expr.h (expand_var): Delete prototype.
2221 * function.c (expand_function_start): Use expand_decl instead.
2222 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2225 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2227 PR rtl-optimization/35542
2228 * fwprop.c (forward_propagate_and_simplify): Replace
2229 loc_reg_mentioned_in_p with reg_mentioned_p.
2231 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2233 PR rtl-optimization/35281
2234 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2235 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2236 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2237 (varying_mem_p): Move above propagate_rtx.
2238 (all_uses_available_at): Do not check MEMs.
2240 2008-04-02 Rafael Espindola <espindola@google.com>
2242 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2243 (register_edge_assert_for_2): Split the cond argument.
2244 (register_edge_assert_for_1): Adjust for the change in
2245 register_edge_assert_for_2.
2246 (register_edge_assert_for): Split the cond argument.
2247 (find_switch_asserts): Adjust for the change in
2248 register_edge_assert_for.
2250 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2252 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2253 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2254 offsets for 64-bit mingw.
2255 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2256 abi for x86_64-pc-mingw.
2258 2008-04-02 Richard Guenther <rguenther@suse.de>
2260 * tree-vrp.c (extract_range_from_assert): Make sure to not
2261 produce range min/max with TREE_OVERFOW set.
2262 If merging a anti-range and a range keep the anti-range if
2263 the range covers all values of the type.
2264 (register_edge_assert_for_2): Only allow sign-changing
2265 conversions in detecting canonical range checks. Also
2266 register an assert for the unsigned name if useful.
2268 PR tree-optimization/35787
2269 * tree-vrp.c (vrp_val_max): New function.
2270 (vrp_val_min): Likewise.
2271 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2272 (vrp_val_is_min): Likewise.
2273 (supports_overflow_infinity): Use vrp_val_{min,max}.
2274 (negative_overflow_infinity): Likewise.
2275 (positive_overflow_infinity): Likewise.
2276 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2277 (is_positive_overflow_infinity): Likewise.
2278 (is_overflow_infinity): Likewise.
2279 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2280 vrp_val_is_{min,max}.
2281 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2282 to ranges if possible. Avoid empty ranges.
2284 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2287 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2288 the expression is a function address.
2290 2008-04-01 George Helffrich <george@gcc.gnu.org>
2292 PR fortran/35154, fortran/23057
2293 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2294 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2295 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2296 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2298 (dbxout_syms): Check for COMMON-based symbol and wrap in
2299 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2300 in bracket for efficiency.
2302 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2303 using DW_TAG_common_block + member offset.
2304 (add_pubname_string): New function.
2305 (dw_expand_expr): New function to find block name and offset for
2307 (common_check): New function to check whether symbol in Fortran COMMON.
2308 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2310 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2313 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2315 2008-04-02 Ben Elliston <bje@au.ibm.com>
2317 * config/v850/v850.md (casesi): Remove if (0) code.
2318 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2319 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2321 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/i386.md (rex64suffix): New mode attribute.
2324 (floathi<mode>2): Disable expander for SSE math.
2325 (*floathi<mode>2_1): New insn insn_and_split pattern.
2326 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2327 corresponding post-reload splitters.
2328 (*floathi<mode>2_i387): New macroized insn pattern.
2329 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2330 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2331 insn_and_split pattern.
2332 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2333 New macroized instruction patterns and corresponding post-reload
2335 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2336 and corresponding post-reload splitters.
2337 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2338 New macroized instruction patterns.
2339 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2340 macroized instruction patterns and corresponding post-reload splitters.
2341 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2342 corresponding post-reload splitters.
2343 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2344 New macroized instruction patterns.
2345 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2346 corresponding post-reload splitters.
2347 (*floatsi<mode>2_i387): New macroized instruction patterns.
2349 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/i386.md (smaxmin): New.
2352 (umaxmin): Likewise.
2353 (maxminiprefix): Likewise.
2354 (maxminfprefix): Likewise.
2355 (<code><mode>3): Likewise.
2356 (smin<mode>3): Removed.
2357 (smax<mode>3): Likewise.
2359 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2360 (mmx_<code>v4hi3): Likewise.
2361 (mmx_<code>v8qi3): Likewise.
2362 (mmx_smaxv2sf3): Removed.
2363 (mmx_sminv2sf3): Likewise.
2364 (mmx_umaxv8qi3): Likewise.
2365 (mmx_smaxv4hi3): Likewise.
2366 (mmx_uminv8qi3): Likewise.
2367 (mmx_sminv4hi3): Likewise.
2369 * config/i386/sse.md (<addsub><mode>3): New.
2370 (*<addsub><mode>3): Likewise.
2371 (<sse>_vm<addsub><mode>3): Likewise.
2372 (<maxmin><mode>3): Likewise.
2373 (*<maxmin><mode>3_finite): Likewise.
2374 (*<maxmin><mode>3): Likewise.
2375 (<sse>_vm<maxmin><mode>3): Likewise.
2376 (sse3_h<addsub>v4sf3): Likewise.
2377 (sse3_h<addsub>v2df3): Likewise.
2378 (<maxmin>v16qi3): Likewise.
2379 (*<maxmin>v16qi3): Likewise.
2380 (<maxmin>v8hi3): Likewise.
2381 (*<maxmin>v8hi3): Likewise.
2382 (*sse4_1_<maxmin><mode>3): Likewise.
2383 (*sse4_1_<maxmin><mode>3): Likewise.
2384 (add<mode>3): Removed.
2385 (*add<mode>3): Likewise.
2386 (<sse>_vmadd<mode>3): Likewise.
2387 (sub<mode>3): Likewise.
2388 (*sub<mode>3): Likewise.
2389 (<sse>_vmsub<mode>3): Likewise.
2390 (smin<mode>3): Likewise.
2391 (*smin<mode>3_finite): Likewise.
2392 (*smin<mode>3): Likewise.
2393 (<sse>_vmsmin<mode>3): Likewise.
2394 (smax<mode>3): Likewise.
2395 (*smax<mode>3_finite): Likewise.
2396 (*smax<mode>3): Likewise.
2397 (<sse>_vmsmax<mode>3): Likewise.
2398 (sse3_haddv4sf3): Likewise.
2399 (sse3_haddv2df3): Likewise.
2400 (sse3_hsubv4sf3): Likewise.
2401 (sse3_hsubv2df3): Likewise.
2402 (umaxv16qi3): Likewise.
2403 (*umaxv16qi3): Likewise.
2404 (smaxv8hi3): Likewise.
2405 (*smaxv8hi3): Likewise.
2406 (*sse4_1_smax<mode>3): Likewise.
2407 (*sse4_1_umax<mode>3): Likewise.
2408 (uminv16qi3): Likewise.
2409 (*uminv16qi3): Likewise.
2410 (sminv8hi3): Likewise.
2411 (*sminv8hi3): Likewise.
2412 (*sse4_1_smin<mode>3): Likewise.
2413 (*sse4_1_umin<mode>3): Likewise.
2415 2008-04-01 Rafael Espindola <espindola@google.com>
2417 * tree-cfg.c (verify_expr): remove in_phi.
2418 (verify_stmt): Don't call walk_tree with verify_expr. Use
2419 is_gimple_min_invariant instead of is_gimple_val.
2421 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2423 * doc/include/gpl_v3.texi: Update for manpage generation.
2424 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2426 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2427 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2428 gpl_v3.texi instead of gpl.texi.
2431 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2434 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2436 2008-04-01 Rafael Espindola <espindola@google.com>
2438 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2439 (extract_code_and_val_from_cond): Use
2440 extract_code_and_val_from_cond_with_ops.
2442 2008-04-01 Jan Hubicka <jh@suse.cz>
2444 * function.c (free_after_compilation): Free epilogue_delay_list.
2445 (prepare_function_start): Assert that previous compilation was freed.
2447 2008-04-01 Jan Hubicka <jh@suse.cz>
2448 Jim Wilson <wilson@tuliptree.org>
2449 Andreas Tobler <andreast@gcc.gnu.org>
2452 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2453 rtl.emit instead cfun->emit.
2454 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2455 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2457 2008-04-01 Ben Elliston <bje@au.ibm.com>
2459 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2461 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2463 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2465 (fprofile-use): Add var flag_profile_use
2466 * coverage.c (coverage_begin_output): Do not open a gcno file for
2467 output only if -ftest-coverage is set.
2468 Do not add getpwd() to gcda file path.
2469 (build_gcov_info): Check the new flag
2470 flag_profile_datafile_relative_path.
2471 (coverage_init): Use profile_data_prefix.
2472 Read profile counter only if flag_profile_use is set.
2473 * opts.c (common_handle_option): New option fprofile-use=,
2474 fprofile-dir=, fprofile-generate=.
2475 * toplev.c (profile_data_prefix): New variable definition.
2476 * toplev.h (profile_data_prefix): New declaration.
2477 * doc/invoke.tex (Option Summary, Optimization Options):
2480 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2482 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2483 use tmp consistently.
2486 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2487 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2488 UNSPEC_FR_RECIP_APPROX_RES.
2489 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2491 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2494 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2496 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2499 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2500 element of the vector via a pointer.
2502 2008-03-31 Ian Lance Taylor <iant@google.com>
2504 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2506 2008-03-31 Jan Hubicka <jh@suse.cz>
2508 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2509 get_arg_pointer_save_area.
2510 * expr.c (init_expr): Just clear out rtl.expr.
2511 * function.c (free_after_compilation): Clear out whole RTL structure.
2512 (get_func_frame_size): Merge into ...
2513 (get_frame_size): ... this one.
2514 (assign_stack_local_1): Merge into ...
2515 (assign_stack_local): ... this one.
2516 (expand_function_end): Update call of get_arg_pointer_save_area.
2517 (get_art_pointer_save_area): Remove cfun argument.
2518 * function.h (emit_status): regno_pointer_align does not need length
2519 attribute. Move x_regno_reg_rtx to ...
2520 (regno_reg_rtx): ... new global array.
2521 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2522 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2523 apply_args_value, forced_labels, stack_pointer_delta):
2525 (struct varasm_status): Move here from varasm.c
2526 (struct rtl_data): New. Move here some fields from struct function.
2527 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2528 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2529 used_temp_slots avail_temp_slots, temp_slot_level,
2530 nonlocal_goto_handler_labels): Update accesstors.
2531 (rtl): New global variable.
2532 (struct function): Move some fileds to rtl_data.
2533 (get_arg_pointer_save_area): Update prototype.
2534 * emit-rtl.c (rtl): Declare.
2535 (regno_reg_rtx): Declare.
2536 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2538 (gen_reg_rtx): Update.
2539 (init_virtual_regs): Do not tate emit_status argument.
2540 (init_emit): Do not allocate emit.
2541 * varasm.c (varasm_statuc): Move to function.h.
2542 (n_deferred_constatns): Update accestor.
2543 (init_varasm_status): Do not allocate varasm_status.
2544 (force_const_mem, get_pool_size, output_constant_pool): Update.
2545 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2546 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2548 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2550 PR rtl-optimization/35729
2551 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2554 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2558 load/store if memory is unaligned.
2559 (*movti_rex64): Likewise.
2561 * config/i386/predicates.md (misaligned_operand): New.
2563 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2566 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2569 2008-03-31 Jan Beulich <jbeulich@novell.com>
2571 * config/ia64/constraints.md: Add 'j' constraint.
2572 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2573 (movdi_internal): Likewise.
2575 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2578 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2580 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2583 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2584 proper error message for the third argument on blendpd and
2587 * config/i386/sse.md (blendbits): New.
2588 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2590 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2592 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2594 2008-03-30 Richard Guenther <rguenther@suse.de>
2597 * fold-const.c (fold_sign_changed_comparison): Do leave
2598 conversions to base-types alone.
2600 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2602 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2603 the link register if one altivec register is be saved.
2605 2008-03-30 Ben Elliston <bje@au.ibm.com>
2607 * final.c (final_scan_insn): Remove if (0) code.
2609 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2611 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2613 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2615 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2616 of V4SFmode to ix86_binary_operator_ok.
2618 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.c (override_options): Initialize
2621 ix86_veclib_handler to ix86_veclibabi_svml when
2622 -mveclibabi=svml is used.
2623 (ix86_veclibabi_svml): New function for SVML ABI style
2624 vectorization support.
2625 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2627 2008-03-28 Rafael Espindola <espindola@google.com>
2629 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2630 (tree_binary_nonnegative_warnv_p): Make it public.
2631 (tree_single_nonnegative_warnv_p): Make it public.
2632 (tree_invalid_nonnegative_warnv_p): Make it public.
2633 (tree_unary_nonzero_warnv_p): Make it public.
2634 (tree_binary_nonzero_warnv_p): Make it public
2635 (tree_single_nonzero_warnv_p): Make it public.
2636 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2637 (extract_range_from_binary_expr): Split the expr argument.
2638 (extract_range_from_unary_expr): Split the expr argument.
2639 (extract_range_from_comparison): Split the expr argument.
2640 (extract_range_from_expr): Use the new aux functions.
2641 (vrp_evaluate_conditional_warnv): Use
2642 vrp_evaluate_conditional_warnv_with_ops.
2643 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2644 (tree_binary_nonzero_warnv_p): Declare.
2645 (tree_single_nonzero_warnv_p): Declare.
2646 (tree_expr_nonzero_warnv_p): Declare.
2647 (tree_unary_nonnegative_warnv_p): Declare.
2648 (tree_binary_nonnegative_warnv_p): Declare.
2649 (tree_single_nonnegative_warnv_p): Declare.
2650 (tree_invalid_nonnegative_warnv_p): Declare.
2652 2008-03-28 Richard Guenther <rguenther@suse.de>
2654 PR tree-optimization/30317
2655 PR tree-optimization/30911
2656 PR tree-optimization/34793
2657 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2658 (struct assert_locus_d): New member EXPR.
2659 (register_new_assert_for): Add EXPR parameter to support
2660 ASSERT_EXPR <name, expr OP limit>.
2661 (register_edge_assert_for_1): Adjust callers.
2662 (find_assert_locations): Likewise.
2663 (process_assert_insertions_for): Build condition from expression.
2664 (extract_range_from_assert): Handle ASSERT_EXPRs
2665 of the form ASSERT_EXPR <name, expr OP limit>.
2666 (register_edge_assert_for_2): New helper registering
2667 asserts for comparisons. Recognize range tests of the form
2668 (unsigned)i - CST1 OP CST2.
2669 (register_edge_assert_for_1): Use it.
2670 (register_edge_assert_for): Likewise.
2671 (needs_overflow_infinity): Integer sub-types
2672 do not need overflow infinities.
2673 (vrp_val_is_max): The extreme values of integer sub-types
2674 are those of the base type.
2675 (vrp_val_is_min): Likewise.
2676 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2679 2008-03-28 Nick Clifton <nickc@redhat.com>
2682 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2683 Return GENERAL_REGS for stack adjustment reloads.
2685 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2688 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2689 const_vector when all the vectors are constant.
2691 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2693 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2695 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2696 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2698 (s<code>_sf): Use new scc_sf attribute for opcode names.
2700 2008-03-27 Tom Tromey <tromey@redhat.com>
2702 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2703 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2704 config/spu/t-spu-elf, config/i386/t-interix,
2705 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2706 config/i386/x-darwin, config/i386/x-mingw32,
2707 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2708 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2709 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2710 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2711 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2712 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2713 config/score/t-score-elf, config/arm/t-strongarm-pe,
2714 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2715 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2716 Revert automatic dependency patch.
2718 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2721 * config/i386/i386.c (ix86_function_arg_boundary): Align
2722 decimal floating point to its natural boundary.
2724 2008-03-27 Richard Guenther <rguenther@suse.de>
2727 * fold-const.c (fold_comparison): Restrict distinct decl
2728 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2729 solely rely on operand_equal_p.
2731 2008-03-27 Richard Guenther <rguenther@suse.de>
2734 * c-common.c (handle_weak_attribute): Reject combination of
2737 2008-03-27 Richard Guenther <rguenther@suse.de>
2739 PR tree-optimization/32810
2740 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2741 conversions from DECL_INITIAL.
2742 (fold_const_aggregate_ref): Likewise from constructor elements.
2744 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2746 * tree-affine.h (aff_combination_expand): Declare.
2747 (get_inner_reference_aff): Likewise.
2748 * tree-affine.c (aff_combination_expand): Split out from
2749 tree_to_aff_combination_expand.
2750 (get_inner_reference_aff): New function.
2751 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2752 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2753 (struct lim_aux_data): sm_done field removed.
2754 (mem_ref_loc_p, mem_ref_locs_p): New types.
2755 (struct mem_ref): Added id, stored, accesses_in_loop,
2756 indep_loop, dep_loop, indep_ref, dep_ref fields.
2757 Removed is_stored, locs and next fields.
2758 (memory_accesses): New variable.
2759 (movement_possibility): Do not allow moving statements
2760 that store to memory.
2761 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2763 (determine_max_movement): For statements with memory references,
2764 find the outermost loop in that the reference is independent.
2765 (move_computations_stmt): Mark the virtual operands for renaming.
2766 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2767 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2768 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2769 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2770 create_vop_ref_mapping, analyze_memory_references,
2771 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2772 get_all_locs_in_loop, ref_always_accessed_p,
2773 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2774 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2775 store_motion_loop, store_motion): New functions.
2776 (struct vop_to_refs_elt): New type.
2777 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2778 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2779 (schedule_sm): Replaced by...
2780 (execute_sm): ... this.
2781 (determine_lsm_ref, hoist_memory_references,
2782 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2783 find_more_ref_vops, free_mem_ref, free_mem_refs,
2784 determine_lsm_loop, determine_lsm): Removed.
2785 (tree_ssa_lim_finalize): Free data structures used by store motion.
2786 (tree_ssa_lim): Call analyze_memory_references. Use
2787 store_motion instead of determine_lsm.
2789 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2791 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2792 rename tmake_file to m68hc11/t-m68hc11.
2793 (mcore): Set inhibit_libc to true.
2794 * config.host (alpha*-dec-*vms*): Set extra_programs.
2795 (interix3*): Don't use host_xmake_file.
2796 * configure.ac: Let config.gcc override inhibit_libc.
2797 * configure: Regenerate.
2799 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2800 * config/t-openbsd-thread: Remove commented out lines.
2802 * config/x-interix: Remove.
2804 * config/m68hc11/t-m68hc11-gas: Rename to...
2805 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2807 * config/mcore/t-mcore: Remove T_CFLAGS.
2808 * config/mcore/t-mcore-pe: Likewise.
2810 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2812 * configure.ac: Replace custom __GNU_SOURCE test with
2813 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2814 * aclocal.m4: Regenerate.
2815 * configure: Regenerate.
2816 * config.in: Regenerate.
2818 2008-03-27 Richard Guenther <rguenther@suse.de>
2820 * fold-const.c (target.h): Include.
2821 (fold_comparison): Fold comparison of addresses of decls
2822 that bind locally or of constants. Consolidate address folding code.
2823 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2824 results from fold_binary_to_constant.
2825 (compare_values_warnv): Likewise.
2827 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2830 * fold-const.c (fold_truthop): Check for integeral types when folding
2831 a == 0 && b == 0 and a != 0 || b != 0 .
2833 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2835 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2837 2008-03-26 Andreas Schwab <schwab@suse.de>
2839 * doc/invoke.texi: Fix use of @item vs. @itemx.
2841 2008-03-26 Tom Tromey <tromey@redhat.com>
2843 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2844 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2845 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2846 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2847 build/genconstants.o, build/genemit.o, build/genextract.o,
2848 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2849 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2852 2008-03-26 Richard Guenther <rguenther@suse.de>
2855 2008-03-26 Richard Guenther <rguenther@suse.de>
2857 * fold-const.c (target.h): Include.
2858 (fold_comparison): Fold comparison of addresses of two decls
2859 that bind locally. Consolidate address folding code.
2861 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2863 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2864 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2865 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2866 dconstsqrt2, dconstthird, dconste and/or dconst10.
2867 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2868 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2869 dconstsqrt2, dconste): Delete.
2870 (init_emit_once): Likewise. Simplify initializing dconstm1.
2872 * real.c (get_real_const): New.
2873 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2874 dconstsqrt2, dconste): Delete.
2875 (real_value_const, get_real_const): New.
2877 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2881 * config/i386/i386.c (ix86_function_arg_boundary): Check
2882 BIGGEST_ALIGNMENT instead of 128.
2883 (setup_incoming_varargs_64): Likewise.
2885 2008-03-26 Tom Tromey <tromey@redhat.com>
2887 * Makefile.in (DEPFILES): Add missing '/'.
2889 2008-03-26 Richard Guenther <rguenther@suse.de>
2891 * fold-const.c (target.h): Include.
2892 (fold_comparison): Fold comparison of addresses of two decls
2893 that bind locally. Consolidate address folding code.
2895 2008-03-26 Nick Clifton <nickc@redhat.com>
2898 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2899 not allow INT+INT as a legitimate addressing mode.
2901 2008-03-26 Richard Guenther <rguenther@suse.de>
2903 * tree-flow.h (widen_bitfield): Remove declaration.
2904 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2905 (widen_bitfield): Remove function.
2906 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2909 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2912 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2915 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2917 PR rtl-optimization/35232
2918 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2919 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2920 reg_reloaded_call_part_clobbered here.
2921 (reload_regs_reach_end_p): New function.
2922 (reload_reg_rtx_for_input): New variable.
2923 (reload_reg_rtx_for_output): Likewise.
2924 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2925 when reassigning a pseudo register. Load reloadreg from
2926 reload_reg_rtx_for_input, moving the mode and register
2928 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2929 instead of the original when deciding whether an input reload
2930 would be a no-op or whether an output reload can be deleted.
2931 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2932 when setting up new_spill_reg_store. Load it from
2933 reload_reg_rtx_for_output, moving the mode and register
2935 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2936 instead of the original when deciding whether an output reload
2937 would be a no-op. Do the same when modifying insn notes.
2938 Use rtx_equal_p instead of == to compare the registers.
2939 (inherit_piecemeal_p): Take a mode and two register numbers
2941 (emit_reload_insns): Clear new_spill_reg_store for every hard
2942 register in the reload register. Remove spill registers
2943 from reg_reloaded_valid before considering whether to record
2944 inheritance information for them. Use reload_reg_rtx_for_output
2945 instead of reg_rtx when recording output reloads. Use
2946 reload_reg_rtx_for_input instead of reg_rtx when recording
2947 input reloads. Set or clear reg_reloaded_call_part_clobbered
2948 at the same time as setting reg_reloaded_valid.
2949 (delete_output_reload): Add a new_reload_reg parameter and use it
2950 instead of rld[j].reg_rtx.
2951 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2954 2008-03-25 Tom Tromey <tromey@redhat.com>
2956 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2957 (build/genattr.o): Likewise.
2958 (build/genattrtab.o): Likewise.
2959 (build/gencodes.o): Likewise.
2960 (build/genconfig.o): Likewise.
2961 (build/genconstants.o): Likewise.
2962 (build/genemit.o): Likewise.
2963 (build/genextract.o): Likewise.
2964 (build/genflags.o): Likewise.
2966 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2968 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2969 instead of size_int for integer types.
2970 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2971 to match type of MINUS_EXPR.
2973 2008-03-25 Tom Tromey <tromey@redhat.com>
2975 * configure: Rebuilt.
2976 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2979 2008-03-25 Tom Tromey <tromey@redhat.com>
2981 * config/x-solaris (host-solaris.o): Update.
2982 * config/x-linux (host-linux.o): Update.
2983 * config/x-hpux (host-hpux.o): Update.
2984 * config/x-darwin (host-darwin.o): Update.
2985 * config/v850/t-v850e (v850-c.o): Update.
2986 * config/v850/t-v850 (v850-c.o): Update.
2987 * config/t-vxworks (vxworks.o): Update.
2988 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2989 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2990 * config/spu/t-spu-elf (spu-c.o): Update.
2992 * config/sh/t-symbian (sh-c.o): Update.
2993 (symbian.o): Update.
2994 * config/sh/t-sh (sh-c.o): Update.
2995 * config/score/t-score-elf (score7.o, score3.o): Update.
2996 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2997 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2998 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2999 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3001 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3002 * config/m32c/t-m32c (m32c-pragma.o): Update.
3003 * config/ia64/t-ia64 (ia64-c.o): Update.
3004 * config/i386/x-mingw32 (host-mingw32.o): Update.
3005 * config/i386/x-i386 (driver-i386.o): Update.
3006 * config/i386/x-darwin (host-i386-darwin.o): Update.
3007 * config/i386/x-cygwin (host-cygwin.o): Update.
3008 * config/i386/t-nwld (nwld.o): Update.
3009 * config/i386/t-netware (netware.o): Update.
3010 * config/i386/t-interix (winnt.o): Update.
3011 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3012 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3013 msformat-c.o): Update.
3014 * config/bfin/t-bfin-linux (generated_files): Add
3015 linux-sysroot-suffix.h.
3016 * config/arm/t-wince-pe (pe.o): Update.
3017 * config/arm/t-strongarm-pe (pe.o): Update.
3018 * config/arm/t-pe (pe.o): Update.
3019 * config/arm/t-arm (arm-c.o): Update.
3020 * doc/install.texi (Prerequisites): Require make 3.80.
3021 * Makefile.in: Remove .o targets.
3022 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3023 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3024 (simple_generated_h, simple_generated_c): Move earlier.
3025 (generated_files): New variable.
3026 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3027 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3028 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3029 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3030 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3031 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3032 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3033 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3034 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3035 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3036 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3037 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3039 (COMPILE.base, COMPILE): New variables.
3040 (%.o): New pattern rule.
3041 (ALL_HOST_OBJS): New variable.
3042 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3043 (dummy-checksum.o, cc1-checksum.o): Remove.
3044 (DRIVER_SHLIB): New variable.
3045 (DRIVER_DEFINES): Use it.
3046 (gencondmd.c): Move out of build/.
3047 (s-conditions): Update.
3048 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3049 (ALL_BUILD_OBJS): Likewise.
3050 (build/%.o): Use BUILDCOMPILE.
3051 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3052 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3053 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3054 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3055 build/genconfig.o, build/genconstants.o, build/genemit.o,
3056 build/genextract.o, build/genflags.o, build/genmddeps.o,
3057 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3058 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3059 build/gen-protos.o, build/scan.o, build/fix-header.o,
3060 build/scan-decls.o): Simplify.
3061 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3062 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3063 prefix.o, toplev.o): Reduce to variable setting.
3064 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3065 ($(out_object_file), gcc-options.o): New targets.
3066 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3067 * configure: Rebuilt.
3068 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3069 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3071 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3073 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3074 complain when we hit an error, return ERROR_MARK_NODE.
3076 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3078 * config/sh/constraints.md (Pso, Psz): New constraints.
3079 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3080 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3082 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3084 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3085 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3087 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3089 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3090 (prefetch_sh2a): New.
3092 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3093 Naveen.H.S <naveen.hs@kpitcummins.com>
3095 * config/sh/constraints.md (I28): New constraint.
3096 * config/sh/sh.c (broken_move): Add support for movi20s.
3097 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3099 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3100 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3101 Naveen.H.S <naveen.hs@kpitcummins.com>
3103 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3104 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3105 (print_operand): Handle resbank in %@ operand code.
3106 (sh_encode_section_info): New.
3107 (push_regs): Add conditions for resbank.
3108 (sh_expand_epilogue): Likewise.
3109 (sh_insert_attributes): Likewise.
3110 (sh_attribute_table): Likewise.
3111 (sh_handle_resbank_handler_attribute): New.
3112 (sh2a_handle_function_vector_handler_attribute): New.
3113 (sh2a_is_function_vector_call): New.
3114 (sh2a_get_function_vector_number): New.
3115 (sh2a_function_vector_p): New.
3116 (sh_cfun_resbank_handler_p): New.
3117 * config/sh/sh.md (calli): Emit jsr/n if possible.
3118 (calli_tbr_rel): New.
3119 (calli_pcrel): Emit jsr/n if possible.
3120 (return_i): Emit rts/n if possible.
3121 (call_valuei_tbr_rel): New.
3122 (call_valuei_pcrel): Add condition for SH2A target.
3123 (call_value): Likewise.
3124 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3125 (sh2a_get_function_vector_number): Likewise.
3126 (sh2a_is_function_vector_call): Likewise.
3127 * doc/extend.texi: Document TBR relative addressing of SH2A.
3128 (resbank): Add description for SH2A.
3130 2008-03-24 Richard Guenther <rguenther@suse.de>
3133 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3134 pointer assignments change conversions according to middle-end rules.
3135 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3136 * configure.ac: Include type checking in yes.
3137 * configure: Regenerate.
3139 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3141 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3142 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3144 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3146 * gthr-vxworks.h (UNUSED): Define.
3148 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3150 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3152 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3154 * doc/extend.texi (Function Attributes): Add missing comma in the
3155 example of the "alloc_size" attribute.
3157 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3160 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3162 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3165 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3168 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3169 of the underlying type of a MS bitfield layout to the natural
3170 alignment of the type.
3172 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3175 to their natural alignment to avoid store forwarding stalls.
3177 2008-03-22 Richard Guenther <rguenther@suse.de>
3179 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3180 For PHI nodes verify the address is invariant.
3181 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3182 (get_symbol_constant_value): Use is_gimple_min_invariant.
3183 (maybe_fold_stmt_indirect): Likewise.
3185 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3187 PR rtl-optimization/33927
3188 * Makefile.in (dse.o): Depend on $(TM_P_H).
3189 * expr.h (extract_low_bits): Declare.
3190 * expmed.c (extract_low_bits): New function.
3191 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3192 * dse.c: Include tm_p.h.
3193 (find_shift_sequence): Remove the read_reg argument and return the
3194 read value. Emit the instructions instead of returning them.
3195 Iterate on new_mode rather than calculating it each time.
3196 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3197 source to NEW_MODE and extract_low_bits to convert the shifted
3199 (replace_read): Allow the load and store to have different mode
3200 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3201 or extraction instructions before trying the replacement. Update
3202 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3204 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3207 to their natural alignment to avoid store forwarding stalls.
3209 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3212 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3213 encouraging but not allowing gprs for input;
3214 change the input constraint to !f#r.
3215 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3217 change the output constraint to !f#r.
3219 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3223 corresponding post-reload splitters.
3224 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3225 when x87 FP math is selected.
3226 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3227 New function prototype.
3228 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3229 unreachable function to ease macroization of insn patterns.
3231 2008-03-21 Martin Jambor <mjambor@suse.cz>
3233 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3234 reference dumps if ddr is NULL or dependence is unknown.
3236 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3238 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3239 unsigned extension into account.
3240 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3241 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3242 Do computations on a scratch register.
3244 2008-03-21 Richard Guenther <rguenther@suse.de>
3246 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3247 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3248 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3249 * tree-ssa-dom.c (record_equality): Likewise.
3250 * tree-inline.c (copy_body_r): Likewise.
3251 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3254 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3256 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3257 as 'delete_unused' argument.
3259 2008-03-20 Richard Guenther <rguenther@suse.de>
3261 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3262 special casing of constant qualifiers.
3263 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3264 care about them in general.
3265 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3266 regardless of their type.
3267 (fold_stmt_r): Forcefully fold *& if we end up with that.
3269 2008-03-20 Paul Brook <paul@codesourcery.com>
3271 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3272 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3274 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3276 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3277 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3279 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3281 * common.opt (Wmudflap): New option.
3282 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3283 (mx_register_decls): Likewise.
3284 (mudflap_finish_file): Likewise.
3285 * doc/invoke.texi: Document -Wno-mudflap.
3287 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3289 * c-format.c (replace_format_name_to_system_name): New.
3291 (convert_format_name_to_system_name): New.
3292 (decode_format_attr): Add use of convert_format_name_to_system_name.
3293 (format_types_orig): Add gnu_ prefix to names.
3294 (check_format_info_main): Special treating of \0 escaped names for
3295 supporting multi-character format specifiers as I32, I64.
3296 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3297 (gnu_target_overrides_format_attributes): New.
3298 * c-format.h: Add structure target_ovr_attr to hold
3299 system specific formatter names.
3300 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3301 msformat-c.o file to c_target_objs and cxx_target_objs.
3302 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3303 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3304 (TARGET_N_FORMAT_TYPES): New.
3305 * config/i386/msformat-c.c: New.
3306 * config/i386/t-cygming: Add build rule for msformat-c.o.
3307 * doc/extend.texi: Add new format names gnu_* and ms_* and
3309 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3311 2008-03-20 Ira Rosen <irar@il.ibm.com>
3313 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3314 optimizations turned on under -O3.
3315 (ftree-vectorize): Add that the flag is turned on with -O3.
3317 2008-03-20 Ben Elliston <bje@au.ibm.com>
3319 * regmove.c (try_auto_increment): Fix spelling error in comment.
3320 * final.c (final_scan_insn): Likewise.
3322 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3326 allocator preferences for "y" and "r" class registers.
3327 ("*mov<mode>_internal"): Ditto.
3328 ("*movv2sf_internal_rex64"): Ditto.
3329 ("*movv2sf_internal"): Ditto.
3331 2008-03-19 Michael Matz <matz@suse.de>
3334 * calls.c (expand_call): Check overlap of arguments with call
3335 address for sibcalls.
3337 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3340 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3341 of the underlying type of a MS bitfield layout to the natural
3342 alignment of the type.
3344 2008-03-19 Jan Hubicka <jh@suse.cz>
3347 * toplev.c (decode_d_option): Handle all CPP flags.
3348 * tree-vrp.c: Update tree_pass descriptors.
3349 * regrename.c: Update tree_pass descriptors.
3350 * fwprop.c: Update tree_pass descriptors.
3351 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3352 * tree-into-ssa.c: Update tree_pass descriptors.
3353 * tree-dump.c: Update tree_pass descriptors.
3354 * tree-complex.c: Update tree_pass descriptors.
3355 * tree-dump.h: Update tree_pass descriptors.
3356 * see.c: Update tree_pass descriptors.
3357 * cgraphbuild.c: Update tree_pass descriptors.
3358 * tracer.c: Update tree_pass descriptors.
3359 * tree-loop-distribution.c: Update tree_pass descriptors.
3360 * cgraph.c: Update tree_pass descriptors.
3361 * postreload-gcse.c: Update tree_pass descriptors.
3362 * postreload.c: Update tree_pass descriptors.
3363 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3364 * tree-tailcall.c: Update tree_pass descriptors.
3365 * tree-pass.h (tree_opt_pass): Rename to ...
3366 (opt_pass) ... this one; add "type" field and remove letter field.
3367 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3368 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3369 all_lowering_passes): Update declaration.
3370 * ipa-cp.c: Update tree_pass descriptors.
3371 * final.c: Update tree_pass descriptors.
3372 * omp-low.c: Update tree_pass descriptors.
3373 * tree-ssa-dse.c: Update tree_pass descriptors.
3374 * ipa-reference.c: Update tree_pass descriptors.
3375 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3376 * auto-inc-dec.c: Update tree_pass descriptors.
3377 * reorg.c: Update tree_pass descriptors.
3378 * cgraphunit.c: Update tree_pass descriptors.
3379 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3380 * tree-ssa-ccp.c: Update tree_pass descriptors.
3381 * df-core.c: Update tree_pass descriptors.
3382 * mode-switching.c: Update tree_pass descriptors.
3383 * tree-nomudflap.c: Update tree_pass descriptors.
3384 * modulo-sched.c: Update tree_pass descriptors.
3385 * ipa-pure-const.c: Update tree_pass descriptors.
3386 * cse.c: Update tree_pass descriptors.
3387 * web.c: Update tree_pass descriptors.
3388 * tree-stdarg.c: Update tree_pass descriptors.
3389 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3390 * tree-ssa-dom.c: Update tree_pass descriptors.
3391 * tree-nrv.c: Update tree_pass descriptors.
3392 * tree-ssa-alias.c: Update tree_pass descriptors.
3393 * loop-init.c: Update tree_pass descriptors.
3394 * gimple-low.c: Update tree_pass descriptors.
3395 * ipa-inline.c: Update tree_pass descriptors.
3396 * tree-ssa-sink.c: Update tree_pass descriptors.
3397 * global.c: Update tree_pass descriptors.
3398 * ifcvt.c: Update tree_pass descriptors.
3399 * jump.c: Update tree_pass descriptors.
3400 * predict.c: Update tree_pass descriptors.
3401 * tree-ssa-loop.c: Update tree_pass descriptors.
3402 * recog.c: Update tree_pass descriptors.
3403 * dse.c: Update tree_pass descriptors.
3404 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3405 * tree-eh.c: Update tree_pass descriptors.
3406 * regmove.c: Update tree_pass descriptors.
3408 * function.c: Update tree_pass descriptors.
3409 * tree-vectorizer.c: Update tree_pass descriptors.
3410 * gcse.c: Update tree_pass descriptors.
3411 * ipa-type-escape.c: Update tree_pass descriptors.
3412 * tree-if-conv.c: Update tree_pass descriptors.
3413 * init-regs.c: Update tree_pass descriptors.
3414 * ipa.c: Update tree_pass descriptors.
3415 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3416 * rtl-factoring.c: Update tree_pass descriptors.
3417 * lower-subreg.c: Update tree_pass descriptors.
3418 * bt-load.c: Update tree_pass descriptors.
3419 * tree-dfa.c: Update tree_pass descriptors.
3420 * except.c: Update tree_pass descriptors.
3421 * emit-rtl.c: Update tree_pass descriptors.
3422 * cfgexpand.c: Update tree_pass descriptors.
3423 * tree-cfgcleanup.c: Update tree_pass descriptors.
3424 * cfgcleanup.c: Update tree_pass descriptors.
3425 * tree-ssa-pre.c: Update tree_pass descriptors.
3426 * tree-sra.c: Update tree_pass descriptors.
3427 * tree-mudflap.c: Update tree_pass descriptors.
3428 * tree-ssa-copy.c: Update tree_pass descriptors.
3429 * cfglayout.c: Update tree_pass descriptors.
3430 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3431 * tree-ssa-dce.c: Update tree_pass descriptors.
3432 * tree-ssa.c: Update tree_pass descriptors.
3433 * regclass.c: Update tree_pass descriptors.
3434 * integrate.c: Update tree_pass descriptors.
3435 * tree-optimize.c: Update tree_pass descriptors.
3436 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3437 * tree-object-size.c: Update tree_pass descriptors.
3438 * combine.c: Update tree_pass descriptors.
3439 * tree-outof-ssa.c: Update tree_pass descriptors.
3440 * bb-reorder.c: Update tree_pass descriptors.
3441 * stack-ptr-mod.c: Update tree_pass descriptors.
3442 * var-tracking.c: Update tree_pass descriptors.
3443 * tree-profile.c: Update tree_pass descriptors.
3444 * tree-vect-generic.c: Update tree_pass descriptors.
3445 * reg-stack.c: Update tree_pass descriptors.
3446 * sched-rgn.c: Update tree_pass descriptors.
3447 * tree-ssa-structalias.c: Update tree_pass descriptors.
3448 * tree-cfg.c: Update tree_pass descriptors.
3449 * passes.c (current_pass): Update declaration.
3450 (finish_optimization_passes): Update.
3451 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3452 (register_one_dump_file, register_dump_files_1, next_pass_1):
3454 (init_optimization_passes): Update handling of new types.
3455 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3456 * ipa-struct-reorg.c: Update tree_pass descriptors.
3457 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3458 * combine-stack-adj.c: Update tree_pass descriptors.
3459 * cfgrtl.c: Update tree_pass descriptors.
3460 * dce.c: Update tree_pass descriptors.
3461 * tree-ssanames.c: Update tree_pass descriptors.
3463 2008-03-19 Richard Guenther <rguenther@suse.de>
3466 * tree-ssa.c (walk_data): New structure.
3467 (warn_uninitialized_var): If not always_executed warn with "maybe"
3469 (execute_early_warn_uninitialized): Compute post-dominators.
3470 Initialize always_executed before processing each basic block.
3472 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3475 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3476 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3478 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3480 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3482 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3484 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3486 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3487 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3488 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3489 target after ignore has been set, and move there also the commputation
3490 of subtarget and original_target.
3491 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3492 (LANG_HOOKS_INITIALIZER): Remove it.
3493 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3495 2008-03-18 Richard Guenther <rguenther@suse.de>
3497 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3498 found an expression with constants, note that in the VN for the lhs.
3499 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3500 fold them to constants if possible. Run cleanup_cfg if done so.
3501 (execute_pre): Return todo.
3503 (execute_fre): Likewise.
3504 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3506 (get_prop_source_stmt): Look through pointer conversions.
3508 2008-03-18 Jan Hubicka <jh@suse.cz>
3510 * tree-pretty-print.c: Include predict.h.
3511 (dump_generic_node): Dump predictor.
3512 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3513 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3514 * gimple-low.c (lower_stmt): Likewise.
3515 * expr.c (expand_expr_real): Likewise.
3516 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3518 (build_predict_expr, build_predict_expr): New.
3519 * predict.h (predictor_name, build_predict_expr): Update.
3520 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3521 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3522 * predict.def (PRED_CONTINUE): Update hitrate.
3523 * tree.def (PREDICT_EXPR): Define.
3524 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3525 do not handle BIND_EXPR.
3526 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3527 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3528 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3531 2008-03-18 Michael Matz <matz@suse.de>
3533 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3535 2008-03-18 Richard Guenther <rguenther@suse.de>
3537 * tree-gimple.h (is_gimple_invariant_address): Declare.
3538 (is_gimple_constant): Likewise.
3539 * tree-gimple.c (is_gimple_constant): New function.
3540 (is_gimple_invariant_address): Likewise.
3541 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3542 and is_gimple_invariant_address.
3543 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3545 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3546 an addressable base.
3548 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3551 * gimplify.c (gimplify_expr): Gimplify second operand of
3554 2008-03-17 Richard Guenther <rguenther@suse.de>
3556 PR tree-optimization/19637
3557 * fold-const.c (fold_unary): Remove restrictions of removing
3558 intermediate pointer-conversions (P2)(P1)P0.
3559 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3560 conversion to void pointer.
3561 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3563 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3566 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3567 emulated thread local variables.
3569 2008-03-16 Richard Guenther <rguenther@suse.de>
3572 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3573 expand TREE_INVARIANT operations that are not gimple invariant.
3575 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3577 * doc/extend.texi (Alignment): Say that the ABI controls
3578 the __alignof__ for non-strict-alignment targets rather
3579 than being a recommendation.
3581 2008-03-15 Paul Brook <paul@codesourcery.com>
3583 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3585 (arm_output_fn_unwind): Mark functions that can not be unwound.
3587 2008-03-15 Paul Brook <paul@codesourcery.com>
3589 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3590 extension instructions.
3592 2008-03-15 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3595 and fold constant aggregate refs.
3596 (fold_const_aggregate_ref): Handle string constants
3597 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3598 (evaluate_stmt): Simplify now that ccp_fold folds constant
3601 2008-03-15 Paul Brook <paul@codesourcery.com>
3603 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3604 (extzv): Use gen_extzv_t2.
3605 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3607 2008-03-15 Richard Guenther <rguenther@suse.de>
3609 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3610 (fold_const_aggregate_ref): Likewise.
3611 (get_value): Return NULL if we don't have any values.
3612 (ccp_finalize): Set const_val to NULL after freeing it.
3613 * tree-flow.h (get_symbol_constant_value): Declare.
3614 (fold_const_aggregate_ref): Likewise.
3615 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3617 2008-03-15 Richard Guenther <rguenther@suse.de>
3620 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3621 to not produce negative array indices if not allowed. Add
3622 parameter to indicate that.
3623 (maybe_fold_offset_to_component_ref): Allow negative array
3624 indices only for the first member of a structure.
3625 (maybe_fold_offset_to_reference): Allow negative array indices.
3626 (maybe_fold_stmt_addition): Likewise.
3628 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3629 Anatoly Sokolov <aesok@post.ru>
3631 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3632 (avr_arch): Add ARCH_AVR6.
3633 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3634 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3635 instead of fixed value 2.
3636 (print_operand_address): Use gs() asm specifier instead of pm().
3637 (avr_assemble_integer): (Ditto.).
3638 (avr_output_addr_vec_elt): (Ditto.).
3639 (print_operand): Handle "!" code.
3640 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3641 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3642 (AVR_HAVE_EIJMP_EICALL): Define.
3643 (AVR_3_BYTE_PC): Redefine.
3644 (AVR_2_BYTE_PC): (Ditto.).
3645 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3646 (LINK_SPEC): Add atmega2560 and atmega2561.
3647 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3649 * config/avr/avr.md (call_insn): Use eicall instead of icall
3650 for 3 byte PC devices.
3651 (call_value_insn): (Ditto.).
3652 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3653 (indirect_jump): Use only for for 2 byte PC devices.
3654 (*tablejump): (Ditto.).
3655 (*indirect_jump_avr6): Add insn.
3656 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3657 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3658 instead of ijmp for 3 byte PC devices.
3659 (__tablejump2__): (Ditto.).
3660 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3661 (MULITLIB_DIRNAMES): (Ditto.).
3662 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3664 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3667 "sse2_umulsidi3". Use V1DI mode for operand 0.
3668 ("mmx_psadbw"): Use V1DI mode for operand 0.
3669 * config/i386/i386-modes.def (V1SI): New vector mode.
3670 * config/i386/i386.c (struct builtin_description)
3671 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3672 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3673 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3674 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3675 v1di_ftype_v8qi_v8qi type.
3676 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3678 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3679 __builtin_ia32_pmuludq]: Fix the mode of return value.
3681 2008-03-15 Richard Guenther <rguenther@suse.de>
3684 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3687 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3689 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3690 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3691 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3692 unless TARGET_SERIALIZE_VOLATILE is enabled.
3693 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3694 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3695 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3697 2008-03-14 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/34172
3700 * tree-flow.h (refs_may_alias_p): Declare.
3701 (get_single_def_stmt): Likewise.
3702 (get_single_def_stmt_from_phi): Likewise.
3703 (get_single_def_stmt_with_phi): Likewise.
3704 * tree-dfa.c (refs_may_alias_p): New function.
3705 (get_single_def_stmt): Likewise.
3706 (get_single_def_stmt_from_phi): Likewise.
3707 (get_single_def_stmt_with_phi): Likewise.
3708 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3709 (vn_reference_lookup_1): New helper function.
3710 (vn_reference_lookup): Walk the virtual use-def chain to
3711 continue searching for a match if the def does not alias the
3712 reference we are looking for.
3714 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3716 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3717 archive and Perzl. Update The Written Word listing.
3719 2008-03-14 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/34043
3722 PR tree-optimization/33989
3723 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3725 (bitmap_find_leader): Use extra argument to verify dominance
3726 relationship inside a basic-block.
3727 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3728 (find_leader_in_sets): Adjust.
3729 (create_component_ref_by_pieces): Take extra argument for
3730 dominance check, handle lookup failures.
3731 (find_or_generate_expression): Likewise.
3732 (create_expression_by_pieces): Likewise.
3733 (insert_into_preds_of_block): Adjust.
3734 (create_value_expr_from): If asked for, verify all operands
3735 are in the blocks AVAIL_OUT set.
3736 (make_values_for_stmt): Check for SSA_NAMEs that are life
3737 over an abnormal edge.
3738 (compute_avail): Remove such check.
3739 (do_SCCVN_insertion): New function.
3740 (eliminate): If we do not find a leader suitable for replacement
3741 insert a replacement expression from SCCVN if available.
3742 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3743 (struct vn_ssa_aux): Add needs_insertion flag.
3744 * tree-ssa-sccvn.c (may_insert): New global flag.
3745 (copy_reference_ops_from_ref): Value-number union member access
3746 based on its size, not type and member if insertion is allowed.
3747 (visit_reference_op_load): For a weak match from union type
3748 punning lookup a view-converted value and insert a SSA_NAME
3749 for that value if that is not found.
3750 (visit_use): Make dumps shorter. Do not disallow value numbering
3751 SSA_NAMEs that are life over an abnormal edge to constants.
3752 (free_scc_vn): Release inserted SSA_NAMEs.
3753 (run_scc_vn): New flag to specify whether insertion is allowed.
3754 Process SSA_NAMEs in forward order.
3755 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3756 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3757 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3758 pointer type to/from integral types that do not change the
3759 precision to regular conversions.
3761 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3763 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3764 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3765 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3766 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3767 input arguments and the mode of return value. Built-in functions
3768 that operate on whole 64-bit MMX register now use V1DI mode.
3770 2008-03-13 Alon Dayan <alond@il.ibm.com>
3771 Olga Golovanevsky <olga@il.ibm.com>
3773 PR tree-optimization/35041
3774 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3775 to locate the right position in a statement.
3777 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/xmmintrin.h: Change all static inline functions to
3782 extern inline and add __gnu_inline__ attribute.
3783 * config/i386/bmintrin.h: Ditto.
3784 * config/i386/smmintrin.h: Ditto.
3785 * config/i386/tmmintrin.h: Ditto.
3786 * config/i386/mmintrin-common.h: Ditto.
3787 * config/i386/ammintrin.h: Ditto.
3788 * config/i386/emmintrin.h: Ditto.
3789 * config/i386/pmmintrin.h: Ditto.
3790 * config/i386/mmintrin.h: Ditto.
3791 * config/i386/mm3dnow.h: Ditto.
3793 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3796 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3797 (lower_omp_2): New function.
3798 (lower_omp_1, lower_omp): Rewritten.
3800 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3803 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3804 with the phrase "Microsoft Windows compilers".
3805 (Push/Pop Macro Pragmas): New subsection. Document
3806 #pragma push_macro and pragma pop_macro.
3808 2008-03-12 Paul Brook <paul@codesourcery.com>
3810 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3812 2008-03-12 Paul Brook <paul@codesourcery.com>
3814 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3815 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3816 (thumb2_addsi_shortim): Rename ...
3817 (thumb2_addsi_short): ... to this. Allow register operands.
3818 (thumb2_subsi_short): New pattern.
3819 (thumb2_one_cmplsi2_short,
3820 thumb2_negsi2_short): New patterns and peepholes.
3822 2008-03-12 Paul Brook <paul@codesourcery.com>
3824 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3826 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (int_cond): New code iterator.
3830 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3831 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3832 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3833 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3834 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3835 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3836 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3837 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3839 2008-03-12 Paul Brook <paul@codesourcery.com>
3841 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3842 instead of {arm,thumb}_compute_save_reg_mask.
3843 (output_return_instruction): Ditto.
3844 (thumb_unexpanded_epilogue): Ditto.
3845 (thumb1_expand_prologue): Ditto.
3846 (thumb1_output_function_prologue): Ditto.
3847 (arm_set_return_address): Ditto.
3848 (thumb_set_return_address): Ditto.
3849 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3850 regs to achieve stack alignment.
3851 (thumb1_compute_save_reg_mask): Fix compiler warning.
3852 (arm_output_epilogue): Use offsets->saved_regs_mask.
3853 Adjust stack pointer by poping call clobered registers.
3854 (arm_expand_prologue): Use offsets->saved_regs_mask.
3855 Adjust stack pointer by pushing extra registers.
3856 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3858 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3861 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3862 conversion to the operands of a multiplication.
3864 2008-03-12 Richard Guenther <rguenther@suse.de>
3866 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3867 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3868 * timevar.def (TV_TREE_PHIPROP): Add.
3869 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3870 pass description. Use TV_TREE_PHIPROP.
3871 * tree-ssa-forwprop.c: Remove phiprop code.
3873 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3876 * omp-low.c (maybe_lookup_decl): Constify first argument.
3877 (use_pointer_for_field): Change last argument from bool to
3878 omp_context *. Disallow shared copy-in/out in nested
3879 parallel if decl is shared in outer parallel too.
3880 (build_outer_var_ref, scan_sharing_clauses,
3881 lower_rec_input_clauses, lower_copyprivate_clauses,
3882 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3884 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3885 Ira Rosen <irar@il.ibm.com>
3887 * tree-vectorizer.c (free_stmt_vec_info): New function.
3888 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3889 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3890 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3891 * tree-vect-transform.c (vectorizable_conversion): Free
3892 vec_oprnds0 if it was allocated.
3893 (vect_permute_store_chain): Remove unused VECs.
3894 (vectorizable_store): Free VECs that are allocated in the..
3896 (vect_transform_strided_load, vectorizable_load): Likewise.
3897 (vect_remove_stores): Simplify the code.
3898 (vect_transform_loop): Move code to vect_remove_stores().
3899 Call vect_remove_stores() and free_stmt_vec_info().
3901 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3903 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3904 TARGET_HPUX. Revise comment.
3905 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3906 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3907 Use sr4 variant of `be' instruction when not generating PIC code.
3908 (attr_length_call): Adjust for above change.
3910 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3912 * ipa-reference.c (static_execute): Remove module_statics_const and
3913 associated setting code.
3915 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3918 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3919 predicate for operand 1.
3920 (paritysi2_cmp): Use register_operand predicate for operand 2.
3921 Use earlyclobber modifier for operand 1. Remove support for
3923 (paritydi2_cmp): Use register_operand predicate for operand 3.
3924 Use earlyclobber modifier for operand 1. Remove support for
3927 2008-03-11 Paul Brook <paul@codesourcery.com>
3928 Vladimir Prus <vladimir@codesourcery.com>
3930 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3931 (arm_compute_save_reg0_reg12_mask): Always
3932 check if register 11 must be saved. Always safe hard frame pointer
3933 when frame_pointer_needeed.
3934 (arm_compute_save_reg_mask): Save IP and PC
3935 only with apcs frames.
3936 (arm_output_epilogue): Adjust Thumb2 codepath to
3937 be also invoked and work for ARM non-apcs frames.
3938 (arm_expand_prologue): Don't bother saving IP
3939 for non-apcs frame, since it's not clobbered by
3940 prologue code. Implement non-apcs frame
3943 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3945 PR rtl-optimization/35281
3946 * expr.c (convert_move): Use a new pseudo for the intermediate
3947 from_mode->word_mode result.
3949 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3951 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3952 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3953 * toplev.c (compile_file): Don't call it.
3955 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3958 * expr.c (store_expr): Call emit_block_move if the mode
3959 of "temp" RTX is BLKmode.
3961 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3962 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/31358
3965 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3966 the step with a NULL_TREE.
3967 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3968 to sizetype if type is a pointer type.
3969 (add_candidate_1): Don't convert the base and step to
3970 the generic type if the orginal type is a pointer type.
3971 (add_iv_value_candidates): Use sizetype for the step
3972 if type is a pointer type.
3973 (cand_value_at): Likewise.
3974 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3976 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3977 Don't convert the tem affine to the type.
3978 (add_elt_to_tree): Use sizetype for the step if a pointer.
3979 Use POINTER_PLUS_EXPR for pointers.
3980 (aff_combination_to_tree): Use sizetype for the step if a
3983 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3985 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3986 Remove commutativity hint.
3988 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3992 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3993 errorneous type. Check that v is a VAR_DECL.
3996 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3998 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4000 PR tree-optimization/35494
4001 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4002 may be overriden at link and run time.
4004 2008-03-10 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/34677
4007 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4008 (poolify_tree): Likewise.
4009 (modify_expr_template): Likewise.
4010 (poolify_modify_stmt): Likewise.
4011 (insert_fake_stores): Handle all component-ref style stores
4012 in addition to INDIRECT_REF. Also handle complex types.
4013 Do not poolify the inserted load.
4014 (realify_fake_stores): Do not rebuild the tree but only
4015 make it a SSA_NAME copy.
4016 (init_pre): Remove initialzation of modify_expr_template.
4017 Do not allocate modify_expr_node_pool.
4018 (fini_pre): Do not free modify_expr_node_pool.
4020 2008-03-10 Paul Brook <paul@codesourcery.com>
4022 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4025 2008-03-10 Paul Brook <paul@codesourcery.com>
4026 Mark Shinwell <shinwell@codesourcery.com>
4028 * config/arm/cortex-r4.md: New.
4029 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4031 * config/arm/arm.md: Include cortex-r4.md.
4032 (insn): Add smmls, sdiv and udiv values.
4033 (generic_sched): Don't use generic scheduling for Cortex-R4.
4034 (arm_issue_rate): New function.
4035 (TARGET_SCHED_ISSUE_RATE): Define.
4037 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4039 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4041 2008-03-10 Richard Guenther <rguenther@suse.de>
4043 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4044 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4046 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4048 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4049 Set default to true.
4051 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4053 * c.opt (Wsynth): Deprecate.
4054 * doc/invoke.texi (Option Summary, Warning Options): Document
4055 -Wno-format-contains-nul.
4057 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4060 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4061 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4063 2008-03-09 Ira Rosen <irar@il.ibm.com>
4065 * config/rs6000/rs6000.c (builtin_description): Rename vector
4066 left shift operations.
4067 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4068 (altivec_vsl<VI_char>): Rename to ...
4069 (ashl<mode>3): ... new name.
4070 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4072 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4074 2008-03-08 Richard Guenther <rguenther@suse.de>
4076 * coverage.h (tree_coverage_counter_addr): Declare.
4077 * coverage.c (tree_coverage_counter_addr): New function.
4078 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4080 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4081 (tree_gen_one_value_profiler): Likewise.
4082 (tree_gen_ic_profiler): Likewise.
4083 (tree_gen_average_profiler): Likewise.
4084 (tree_gen_ior_profiler): Likewise.
4086 2008-03-08 Richard Guenther <rguenther@suse.de>
4088 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4089 (vn_binary_op_insert): Likewise.
4090 (vn_unary_op_lookup): Likewise.
4091 (vn_unary_op_insert): Likewise.
4092 (vn_nary_op_lookup): Declare.
4093 (vn_nary_op_insert): Likewise.
4094 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4095 and binary hashes, use a single obstack for unary_op_pool
4097 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4098 a single struct vn_nary_op_s. Store tree code length and
4099 a variable number of operands.
4100 (struct vn_reference_op_struct): Remove unused op2.
4101 (vn_reference_op_eq): Do not compare op2.
4102 (vn_reference_op_compute_hash): Do not compute hash of op2.
4103 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4104 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4105 with vn_nary_op_compute_hash.
4106 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4107 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4109 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4111 (visit_unary_op): Call nary functions.
4112 (visit_binary_op): Likewise.
4113 (process_scc): Adjust for struct vn_tables_s changes.
4114 (allocate_vn_table): Likewise.
4115 (free_vn_table): Likewise.
4116 * tree-vn.c (vn_add): Call nary functions.
4117 (vn_lookup): Likewise.
4119 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4122 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4123 wdst back after sync_compare_and_swapqhi_internal.
4125 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4128 * config/i386/i386-modes.def (V1DI): New vector mode.
4129 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4130 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4131 (MMXMODE248): Ditto.
4132 (MMXMODE): Add V1DI mode.
4133 (mmxvecsize): Change DI mode to V1DI mode.
4134 ("mov<mode>): Use MMXMODEI8 mode iterator.
4135 ("*mov<mode>_internal_rex64"): Ditto.
4136 ("*mov<mode>_internal"): Ditto.
4137 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4138 ("mmx_sub<mode>3"): Ditto.
4139 ("mmx_adddi3"): Remove insn pattern.
4140 ("mmx_subdi3"): Ditto.
4141 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4142 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4143 ("mmx_ashl<mode>3"): Ditto.
4144 ("mmx_lshrdi3"): Remove insn pattern.
4145 ("mmx_ashldi3"): Ditto.
4146 * config/i386/i386.c (classify_argument): Handle V1DImode.
4147 (function_arg_advance_32): Ditto.
4148 (function_arg_32): Ditto.
4149 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4150 mmx_addv1di3 insn pattern.
4151 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4152 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4153 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4154 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4155 Remove definitions of built-in functions.
4156 (V1DI_type_node): New node.
4157 (v1di_ftype_v1di_int): Ditto.
4158 (v1di_ftype_v1di_v1di): Ditto.
4159 (v2si_ftype_v2si_si): Ditto.
4160 (v4hi_ftype_v4hi_di): Remove node.
4161 (v2si_ftype_v2si_di): Ditto.
4162 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4163 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4164 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4165 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4166 Add new builtins using def_builtin_const.
4167 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4168 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4169 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4170 * config/i386/mmintrin.h (__v1di): New typedef.
4171 (_mm_add_si64): Cast arguments to __v1di type.
4172 (_mm_sub_si64): Ditto.
4173 (_mm_sll_pi16): Cast __count to __v4hi type.
4174 (_mm_sll_pi32): Cast __count to __v2si type.
4175 (_mm_sll_si64): Cast arguments to __v1di type.
4176 (_mm_srl_pi16): Cast __count to __v4hi type.
4177 (_mm_srl_pi32): Cast __count to __v2si type.
4178 (_mm_srl_si64): Cast arguments to __v1di type.
4179 (_mm_sra_pi16): Cast __count to __v4hi type.
4180 (_mm_sra_pi32): Cast __count to __v2si type.
4181 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4182 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4183 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4184 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4185 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4186 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4187 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4188 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4189 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4190 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4191 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4192 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4194 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4196 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4198 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4201 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4202 reg+const addressing for Altivec modes. Don't generate reg+reg
4203 addressing for TFmode or TDmode quantities.
4205 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4207 * c-common.c (vector_types_convertible_p): Call langhook
4208 instead of comptypes.
4210 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4213 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4214 integral and scalar float variables which have a
4217 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4219 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4220 dwarf_register_span hook when emitting unwind information for
4221 register-to-memory saves.
4222 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4223 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4225 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4227 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4228 for the same VAR_DECL.
4230 2008-03-06 Tom Tromey <tromey@redhat.com>
4233 * doc/standards.texi (Standards): Don't mention treelang.
4234 * doc/invoke.texi (Overall Options): Don't mention treelang.
4235 * doc/install.texi (Prerequisites): Don't mention bison or
4237 (Configuration): Don't mention treelang.
4238 (Building): Likewise.
4239 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4241 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4243 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4244 word-extractions out of a multi-word object.
4246 2008-03-06 Richard Guenther <rguenther@suse.de>
4248 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4249 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4250 result type and precision.
4251 * expr.c (get_inner_reference): Set unsignedp based on the result
4252 type of BIT_FIELD_REF.
4253 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4254 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4255 (try_instantiate_multiple_fields): Likewise. Use the correct type
4257 (sra_build_assignment): Likewise.
4258 (sra_build_elt_assignment): Likewise.
4259 (sra_explode_bitfield_assignment): Likewise.
4260 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4261 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4262 set BIT_FIELD_REF_UNSIGNED.
4263 (vectorizable_load): Likewise.
4265 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4267 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4270 2008-03-06 Richard Guenther <rguenther@suse.de>
4272 * alias.c (struct alias_set_entry): Move has_zero_child field
4273 to pack with alias_set.
4275 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4280 2008-03-05 Ian Lance Taylor <iant@google.com>
4282 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4284 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4286 * fwprop.c (update_df): Support width and offset parameters of
4288 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4289 global_conflicts): Change DF_REF_EXTRACT to either
4290 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4291 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4292 * df-scan.c (df_ref_record, df_defs_record,
4293 df_ref_create_structure, df_def_record_1, df_uses_record,
4294 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4295 df_bb_refs_collect, df_entry_block_defs_collect,
4296 df_exit_block_uses_collect): Support new width and offset fields.
4297 (ref_extract_pool): New storage pool.
4298 (df_free_ref): New function.
4299 (df_reg_chain_unlink, df_free_collection_rec,
4300 df_sort_and_compress_refs): Call df_free_ref.
4301 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4303 (df_ref_create_structure): Allocate df_ref_extract if offset and
4304 width fields are used.
4305 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4306 (df_uses_record): Get offset and width from ZERO_EXTRACT
4308 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4309 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4310 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4311 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4312 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4313 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4314 (df_ref_extract): New structure.
4315 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4316 (df_ref_create): Add width and offset parameters.
4318 2008-03-05 Richard Guenther <rguenther@suse.de>
4320 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4321 Use ranges_overlap_p.
4322 (offset_overlaps_with_access): Rename
4323 to ranges_overlap_p and move ...
4324 * tree-flow-inline.h (ranges_overlap_p): ... here.
4326 * tree.h (get_inner_reference, handled_component_p): Update
4329 * tree.h (record_component_aliases, get_alias_set,
4330 alias_sets_conflict_p, alias_sets_must_conflict_p,
4331 objects_must_conflict_p): Move declarations ...
4332 * alias.h (record_component_aliases, get_alias_set,
4333 alias_sets_conflict_p, alias_sets_must_conflict_p,
4334 objects_must_conflict_p): ... here.
4335 Include coretypes.h.
4336 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4338 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4340 * cfg.c: Include tree-flow.h.
4341 (remove_edge_raw): Call redirect_edge_var_map_clear.
4342 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4343 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4344 (redirect_edge_var_map_result): New.
4345 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4346 PENDING_STMT use with redirect_edge_var_map_*.
4347 * tree-ssa.c (edge_var_maps): New definition.
4348 (redirect_edge_var_map_add): New.
4349 (redirect_edge_var_map_clear): New.
4350 (redirect_edge_var_map_dup): New.
4351 (redirect_edge_var_map_vector): New.
4352 (redirect_edge_var_map_destroy): New.
4353 (ssa_redirect_edge): Replace PENDING_STMT use with
4354 redirect_edge_var_map_*.
4355 (flush_pending_stmts): Same.
4356 (delete_tree_ssa): Destroy edge var map.
4357 * tree-flow.h (struct _edge_var_map): New.
4358 Define edge_var_map vector type.
4359 Declare redirect_edge_var_map_* prototypes.
4360 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4361 * tree-cfg.c (reinstall_phi_args): Replace
4362 PENDING_STMT use with redirect_edge_var_map_*.
4364 2008-03-05 Richard Guenther <rguenther@suse.de>
4366 PR tree-optimization/35472
4367 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4368 whose single use_stmt has a overlapping set of loaded and
4369 stored symbols as that use_stmt might be a noop assignment then.
4371 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4373 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4375 2008-03-05 Richard Guenther <rguenther@suse.de>
4378 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4379 should be constants.
4380 * tree-cfg.c (verify_expr): Verify it.
4381 * fold-const.c (fold_truthop): Remove code generating
4382 BIT_FIELD_REFs of structure bases.
4383 (fold_binary): Likewise.
4384 (fold_ternary): Position and size of BIT_FIELD_REFs are
4385 always host integers.
4386 (make_bit_field_ref): Remove.
4387 (optimize_bit_field_compare): Remove.
4388 (all_ones_mask_p): Remove.
4390 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4393 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4394 (split_block_and_df_analyze): New. Split basic block and rebuild
4396 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4398 (split_pattern_seq): Likewise.
4399 (erase_matching_seqs): Likewise.
4400 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4402 2008-03-04 Geoff Keating <geoffk@apple.com>
4404 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4405 declaration and code.
4406 (tree_invalid_nonnegative_warnv_p): Likewise.
4408 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4410 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4411 examples. Truncate option-names then causing overfull hbox.
4413 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4416 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4418 * configure: Rebuilt.
4420 2008-03-04 Rafael Espindola <espindola@google.com>
4422 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4423 (tree_unary_nonnegative_warnv_p): New.
4424 (tree_binary_nonnegative_warnv_p): New.
4425 (tree_single_nonnegative_warnv_p): New.
4426 (tree_invalid_nonnegative_warnv_p): New.
4427 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4429 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4432 * opts.c (handle_option): Postpone 'unknown option' errors only for
4435 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4438 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4441 2008-03-04 Rafael Espindola <espindola@google.com>
4443 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4444 (tree_binary_nonzero_warnv_p): New.
4445 (tree_single_nonzero_warnv_p): New.
4446 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4448 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4451 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4452 transformations for modes that have signed zeros.
4453 * ifcvt.c (noce_try_abs): Ditto.
4455 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4457 * config/i386/i386.c (override_options): Force
4458 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4460 2008-03-04 Jan Hubicka <jh@suse.cz>
4463 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4466 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4468 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4469 label to probe the stack.
4471 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4473 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4474 (__gthr_win32_mutex_destroy): Declare.
4475 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4476 __gthr_win32_mutex_destroy.
4477 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4479 2008-03-03 Jan Hubicka <jh@suse.cz>
4482 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4483 aggressive on inlining cold calls.
4485 2008-03-03 Richard Guenther <rguenther@suse.de>
4487 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4488 struct copies into the expression table.
4489 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4490 (try_to_simplify): Likewise.
4491 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4492 integral and pointer arguments which do not change the
4493 precision to NOP_EXPRs.
4494 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4495 VIEW_CONVERT_EXPR case.
4497 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4499 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4500 defined in a loop at depth 0 is invariant.
4501 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4502 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4503 be called at loop depth 0.
4505 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4508 * gcc.c (process_command): Update copyright notice dates.
4509 * gcov.c (print_version): Likewise.
4510 * gcov-dump.c (print_version): Likewise.
4511 * mips-tfile.c (main): Likewise.
4512 * mips-tdump.c (main): Likewise.
4514 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4517 * c-common.c (flag_permissive): Delete.
4518 (constant_expression_warnings): Check flags first.
4519 (constant_expression_error): New.
4520 * c-common.h (flag_permissive): Delete.
4521 (constant_expression_error): Declare.
4522 * flags.h (flag_permissive): Declare. Update description.
4523 * diagnostic.c (pedwarn): Update.
4525 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4526 (permissive_error_kind): New.
4527 * toplev.c (flag_permissive): Define. Update description.
4528 * toplev.h (permissive_error_kind): Declare.
4529 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4530 (pedwarn_c90): Use pedantic_warning_kind.
4531 * c-opts.c (c_common_post_options): flag_permissive does not affect
4532 flag_pedantic_errors.
4534 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4536 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4537 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4538 __absvsi2, __absvDI2): Use unsigned arithmetic.
4540 2008-03-02 Andi Kleen <ak@suse.de>
4541 Richard Guenther <rguenther@suse.de>
4543 * struct-equiv.c: Remove file.
4544 * cfg_cleanup.c (condjump_equiv_p): Remove.
4545 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4546 (struct-equiv.o): Remove rule.
4547 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4548 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4549 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4551 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4553 * ifcvt.c (noce_process_if_block): Try to handle only the then
4554 block if the else block exists but isn't suitable.
4556 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4559 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4560 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4561 regression from previous patch.
4563 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4566 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4568 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4569 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4570 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4571 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4572 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4573 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4574 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4575 (__gthread_mutex_destroy_function): Rename to
4576 __gthread_mutex_destroy.
4577 * gthr-dce.h (__gthread_mutex_destroy): Call
4578 pthread_mutex_destroy.
4579 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4580 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4581 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4583 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4585 * df-scan.c (df_ref_chain_change_bb): Simplify.
4586 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4587 set_block_for_insn if there's any change.
4588 * df.h ((df_insn_change_bb): Fix prototype.
4589 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4590 df_insn_change_bb, don't call set_block_for_insn.
4591 * emit-rtl.c (reorder_insns): Likewise.
4592 * haifa-sched.c (move_insn): Likewise.
4594 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4596 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4598 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4600 * tree-flow-inline.h (next_readonly_imm_use): Return
4601 NULL_USE_OPERAND_P after the end.
4603 2008-03-01 Richard Guenther <rguenther@suse.de>
4605 PR tree-optimization/35411
4606 * tree-sra.c (sra_build_assignment): Split conversion to
4607 final type to a separate statement if we are not assigning
4610 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4612 * fold-const.c (fold_convertible_p): Correct the logic to follow
4613 that in fold_convert().
4615 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4618 * tree-inline.c (build_duplicate_type): When we make a
4619 duplicate type, make it unique in the canonical types system.
4621 2008-02-29 Tom Tromey <tromey@redhat.com>
4623 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4624 input_file_stack_history, input_file_stack_restored): Remove.
4625 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4626 * input.h (struct file_stack): Remove.
4627 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4628 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4630 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4632 (diagnostic_last_module_changed): Add 'map' argument.
4633 (diagnostic_set_last_function): Likewise.
4634 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4635 line map, not input_file_stack.
4636 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4638 2008-02-29 Paul Brook <paul@codesourcery.com>
4640 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4642 2008-02-29 Paul Brook <paul@codesourcery.com>
4644 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4646 2008-02-29 Richard Guenther <rguenther@suse.de>
4648 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4650 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4651 value for comparing for a store match.
4652 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4653 (try_to_simplify): Do not do a full-blown reference lookup.
4655 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4657 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4658 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4660 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4662 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4664 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4665 strides against cache sizes.
4667 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4669 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4672 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4674 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4675 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4676 is smaller than the original promoted value.
4677 (simplify_subreg): If OP is a SUBREG, try to preserve its
4678 SUBREG_PROMOTED_VAR_P information.
4680 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4682 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4683 (VN_INFO_GET): Allocate new objects on the obstack.
4684 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4685 for rpo_numbers_temp, for consistency.
4686 (free_scc_vn): Free the obstack.
4688 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4690 * doc/invoke.texi: Document -ftree-loop-distribution.
4691 * tree-loop-distribution.c: New.
4692 * tree-pass.h (pass_loop_distribution): New.
4693 * graphds.h (struct graph): Add htab_t indices.
4694 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4695 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4696 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4697 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4698 * tree-data-ref.c (debug_data_dependence_relations): New.
4699 (dump_data_dependence_relation): Also print data references.
4700 (free_data_ref): Extern.
4701 (same_access_functions): Moved...
4702 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4703 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4704 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4705 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4706 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4707 (stmts_from_loop): Skip LABEL_EXPR.
4708 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4710 (build_rdg): Initialize rdg->indices htab.
4711 (free_rdg, stores_from_loop, ref_base_address,
4712 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4713 have_similar_memory_accesses_1, ref_base_address_1,
4714 remove_similar_memory_refs): New.
4715 * tree-data-ref.h: Depend on tree-chrec.h.
4716 (debug_data_dependence_relations, free_data_ref): Declared.
4717 (same_access_functions): ... here.
4718 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4720 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4721 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4722 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4723 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4724 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4725 rdg_vertex_for_stmt): Declared.
4726 (struct rdg_edge): Add level.
4728 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4729 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4731 (rdg_has_similar_memory_accesses): New.
4732 * tree-vect-analyze.c: Remove unused static decls.
4733 * lambda.h (dependence_level): New.
4734 * common.opt (ftree-loop-distribution): New.
4735 * tree-flow.h (mark_virtual_ops_in_bb,
4736 slpeel_tree_duplicate_loop_to_edge_cfg,
4737 rename_variables_in_loop): Declared.
4738 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4739 (OBJS-common): Add tree-loop-distribution.o.
4740 (tree-loop-distribution.o): New rule.
4741 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4742 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4743 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4745 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4748 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4749 other than structures and unions.
4751 2008-02-28 Richard Guenther <rguenther@suse.de>
4754 2008-02-26 Richard Guenther <rguenther@suse.de>
4756 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4757 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4758 (lookup_decl_from_uid): Declare.
4759 (remove_decl_from_map): Likewise.
4760 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4761 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4762 (decl_for_uid_map): New global hashtable mapping DECL_UID
4764 (init_ttree): Allocate it.
4765 (insert_decl_to_uid_decl_map): New helper function.
4766 (make_node_stat): Insert new decls into the map.
4767 (copy_node_stat): Likewise.
4768 (lookup_decl_from_uid): New function.
4769 (remove_decl_from_map): Likewise.
4770 (print_decl_for_uid_map_statistics): New helper.
4771 (dump_tree_statistics): Call it.
4773 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4774 (referenced_var_iterator): Adjust.
4775 (FOR_EACH_REFERENCED_VAR): Adjust.
4776 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4777 (num_referenced_vars): Adjust.
4778 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4779 (first_referenced_var): Remove.
4780 (end_referenced_vars_p): Likewise.
4781 (next_referenced_var): Likewise.
4782 (referenced_var_iterator_set): New helper function.
4783 * tree-dfa.c (referenced_var_lookup): Adjust.
4784 (referenced_var_check_and_insert): Likewise.
4785 (remove_referenced_var): Likewise.
4786 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4787 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4788 (verify_call_clobbering): Likewise.
4789 (verify_memory_partitions): Likewise.
4790 (init_tree_ssa): Allocate bitmap instead of hashtable for
4792 (delete_tree_ssa): Adjust.
4793 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4794 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4795 (compute_tag_properties): Likewise.
4796 (set_initial_properties): Likewise.
4797 (find_partition_for): Likewise.
4798 (update_reference_counts): Likewise.
4799 (dump_may_aliases_for): Likewise.
4800 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4801 (add_call_clobber_ops): Likewise.
4802 (add_call_read_ops): Likewise.
4803 (get_asm_expr_operands): Likewise.
4804 * tree-into-ssa.c (dump_decl_set): Likewise.
4805 (update_ssa): Likewise.
4806 * tree-sra.c (scan_function): Likewise.
4807 (decide_instantiations): Likewise.
4808 (scalarize_parms): Likewise.
4809 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4810 (dsa_named_for): Likewise.
4811 * tree-ssa-structalias.c (update_alias_info): Likewise.
4812 (merge_smts_into): Likewise.
4814 2008-02-27 David Daney <ddaney@avtrex.com>
4817 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4818 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4819 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4820 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4821 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4823 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4826 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4827 (BUILT_IN_NEXTTOWARD): Remove.
4828 (BUILT_IN_NEXTTOWARDF): Ditto.
4829 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4830 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4832 2008-02-27 Tom Tromey <tromey@redhat.com>
4834 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4835 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4837 2008-02-27 Jan Beulich <jbeulich@novell.com>
4839 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4840 update the respective field on newdecl.
4842 2008-02-27 Revital Eres <eres@il.ibm.com>
4844 PR rtl-optimization/34999
4845 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4846 crossing edges that ends with a call insn.
4847 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4848 call insn and clear the EDGE_CROSSING flag of the crossing edge
4849 when fixing fallthru edges.
4851 2008-02-27 Richard Guenther <rguenther@suse.de>
4854 * fold-const.c (fold_unary): Return the correct argument,
4855 converted to the result type.
4857 2008-02-27 Richard Guenther <rguenther@suse.de>
4860 * expr.c (expand_expr_real_1): Assert on rotates that operate
4862 * fold-const.c (fold_binary): Use the types precision, not the
4863 bitsize of the mode if folding rotate expressions. Build rotates
4864 only for full modes.
4866 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4868 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4870 * c-pragma.c (pragma_ns_name): New typedef.
4871 (registered_pp_pragmas): New variable.
4872 (c_pp_lookup_pragma): New function.
4873 (c_register_pragma_1): If flag_preprocess_only, do nothing
4874 for non-expanded pragmas, for expanded ones push pragma's
4875 namespace and name into registered_pp_pragmas vector.
4876 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4877 flag_preprocess_only, don't register GCC pch_preprocess
4878 pragma if flag_preprocess_only.
4879 * c-opts.c (c_common_init): Call init_pragma even if
4880 flag_preprocess_only.
4881 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4882 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4883 cpp_register_pragma if flag_preprocess_only.
4885 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4888 * c-parser.c (c_parser_translation_unit): Warn for empty
4889 translation unit, not empty source file.
4891 2008-02-26 Paul Brook <paul@codesourcery.com>
4893 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4894 operand for Thumb-2.
4895 * config/arm/arm.h (reg_class): Add CORE_REGS.
4896 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4897 (BASE_REG_CLASS): Use CORE_REGS.
4898 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4899 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4900 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4901 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4902 ARM_REGNO_OK_FOR_INDEX_P.
4903 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4904 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4905 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4906 (ldm/stm peepholes): Ditto.
4907 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4908 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4909 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4910 * config/arm/constraints.md: Enable "k" constraint on ARM.
4912 2008-02-27 Ben Elliston <bje@au.ibm.com>
4914 * config/rs6000/rs6000.c: Annotate cache line size field in all
4915 instances of struct processor_costs.
4917 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4919 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4920 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4921 jump_bypass): New counters.
4922 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4923 * dce.c (gate_ud_dce): Same.
4924 (gate_fast_dce): Same.
4925 * dse.c (gate_dse1): New function.
4926 (gate_dse2): New function.
4927 (gate_dse): Merge results of new gate functions.
4928 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4929 (gate_handle_jump_bypass): Add dbg_cnt.
4930 (gate_handle_gcse): Add dbg_cnt.
4931 * ifcvt.c (gate_handle_if_conversion): Same.
4932 (gate_handle_if_after_combine): Same.
4933 (gate_handle_if_after_reload): Same.
4934 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4936 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4938 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4940 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4942 2008-02-26 Jason Merrill <jason@redhat.com>
4945 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4946 alone if it's the naming decl for the type's main variant.
4948 2008-02-26 Tom Tromey <tromey@redhat.com>
4950 * system.h (USE_MAPPED_LOCATION): Poison.
4951 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4952 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4953 (make_goto_expr_edges): Likewise.
4954 (remove_bb): Likewise.
4955 (execute_warn_function_return): Likewise.
4956 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4958 * c-common.c (fname_decl): Remove old location code.
4959 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4961 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4963 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4964 (gen_rtx_ASM_INPUT): Likewise.
4965 (gen_rtx_ASM_INPUT_loc): Likewise.
4966 (get_rtx_asm_OPERANDS): Remove.
4967 * cfglayout.c (insn_locators_alloc): Remove old location code.
4968 (set_curr_insn_source_location): Likewise.
4969 (curr_insn_locator): Likewise.
4970 * print-tree.c (print_node): Remove old location code.
4971 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4972 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4973 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4974 location_from_locus.
4975 (construct_exit_block): Remove old location code.
4976 * emit-rtl.c (force_next_line_note): Remove old location code.
4977 * profile.c (branch_prob): Remove old location code.
4978 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4979 LOC_LINE): Remove old-location variants.
4980 * langhooks.c (lhd_print_error_function): Remove old location
4982 * configure, config.in: Rebuilt.
4983 * configure.ac (--enable-mapped-location): Remove.
4984 * c-decl.c (c_init_decl_processing): Remove old location code.
4985 (finish_function): Likewise.
4986 * recog.c (decode_asm_operands): Remove old location code.
4987 * c-pch.c (c_common_read_pch): Remove old location code.
4988 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4990 * gimple-low.c (lower_function_body): Remove old location code.
4991 * toplev.c (unknown_location): Remove.
4992 (push_srcloc): Remove old-location variant.
4993 (process_options): Remove old location code.
4994 (lang_dependent_init): Likewise.
4995 * input.h (UNKNOWN_LOCATION): Move definition.
4996 (location_t): Undeprecate.
4997 (source_locus): Remove.
4998 (location_from_locus): Remove.
4999 (struct location_s): Remove.
5000 Remove all old-location code.
5001 (input_line, input_filename): Remove.
5002 * final.c (final_scan_insn): Remove old location code.
5003 * diagnostic.c (diagnostic_build_prefix): Remove
5004 USE_MAPPED_LOCATION test.
5005 * tree.h (gimple_stmt) <locus>: Now a location_t.
5006 (tree_exp) <locus>: Likewise.
5007 (DECL_IS_BUILTIN): Remove old-location variant.
5008 (annotate_with_file_line, annotate_with_locus): Likewise.
5009 (expr_locus, set_expr_locus): Update.
5010 * tree.c (build1_stat): Remove old location code.
5011 (last_annotated_node): Remove.
5012 (annotate_with_file_line): Remove old-location variant.
5013 (annotate_with_locus): Likewise.
5014 (expr_location): Remove old location code.
5015 (set_expr_location): Likewise.
5016 (expr_has_location): Likewise.
5017 (expr_locus): Likewise.
5018 (set_expr_locus): Likewise.
5019 (expr_filename): Don't use location_from_locus.
5020 (expr_lineno): Likewise.
5021 * rtl-error.c (location_for_asm): Remove old location code.
5022 * c-lex.c (cb_line_change): Remove old location code.
5023 (fe_file_change): Likewise.
5024 (cb_def_pragma): Likewise.
5025 (c_lex_with_flags): Likewise.
5026 * gengtype.c (do_typedef): Don't special-case location types.
5027 (define_location_structures): Remove.
5028 (main): Don't call define_location_structures.
5029 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5032 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5035 * builtins.def (BUILT_IN_STDARG_START): Remove.
5036 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5037 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5038 * tree-inline.c (inline_forbidden_p_1): Likewise.
5040 2008-02-26 Richard Guenther <rguenther@suse.de>
5042 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5043 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5044 (lookup_decl_from_uid): Declare.
5045 (remove_decl_from_map): Likewise.
5046 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5047 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5048 (decl_for_uid_map): New global hashtable mapping DECL_UID
5050 (init_ttree): Allocate it.
5051 (insert_decl_to_uid_decl_map): New helper function.
5052 (make_node_stat): Insert new decls into the map.
5053 (copy_node_stat): Likewise.
5054 (lookup_decl_from_uid): New function.
5055 (remove_decl_from_map): Likewise.
5056 (print_decl_for_uid_map_statistics): New helper.
5057 (dump_tree_statistics): Call it.
5059 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5060 (referenced_var_iterator): Adjust.
5061 (FOR_EACH_REFERENCED_VAR): Adjust.
5062 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5063 (num_referenced_vars): Adjust.
5064 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5065 (first_referenced_var): Remove.
5066 (end_referenced_vars_p): Likewise.
5067 (next_referenced_var): Likewise.
5068 (referenced_var_iterator_set): New helper function.
5069 * tree-dfa.c (referenced_var_lookup): Adjust.
5070 (referenced_var_check_and_insert): Likewise.
5071 (remove_referenced_var): Likewise.
5072 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5073 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5074 (verify_call_clobbering): Likewise.
5075 (verify_memory_partitions): Likewise.
5076 (init_tree_ssa): Allocate bitmap instead of hashtable for
5078 (delete_tree_ssa): Adjust.
5079 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5080 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5081 (compute_tag_properties): Likewise.
5082 (set_initial_properties): Likewise.
5083 (find_partition_for): Likewise.
5084 (update_reference_counts): Likewise.
5085 (dump_may_aliases_for): Likewise.
5086 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5087 (add_call_clobber_ops): Likewise.
5088 (add_call_read_ops): Likewise.
5089 (get_asm_expr_operands): Likewise.
5090 * tree-into-ssa.c (dump_decl_set): Likewise.
5091 (update_ssa): Likewise.
5092 * tree-sra.c (scan_function): Likewise.
5093 (decide_instantiations): Likewise.
5094 (scalarize_parms): Likewise.
5095 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5096 (dsa_named_for): Likewise.
5097 * tree-ssa-structalias.c (update_alias_info): Likewise.
5098 (merge_smts_into): Likewise.
5100 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5103 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5104 * c-opts.c (c_common_handle_option): Wall enables
5105 Wvolatile-register-var.
5106 * common.opt: Move Wvolatile-register-var to...
5109 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5111 * common.opt (Wlarger-than=): New.
5112 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5114 * opts.c (common_handle_option): Handle -Wlarger-than=.
5115 * optc-gen.awk: Likewise.
5116 * opth-gen.awk: Likewise.
5117 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5118 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5120 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5122 * c-common.c (match_case_to_enum_1): Add appropriate
5123 OPT_W* parameter to warning.
5124 (c_do_switch_warnings): Likewise.
5125 * c-typeck.c (warning_init): Add one more parameter following
5127 (push_init_level): Update call to warning_init.
5128 (pop_init_level): Likewise.
5129 (add_pending_init): Likewise.
5130 (output_init_element: Likewise.
5132 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5135 * toplev.c (toplev_main): If there are warnings or error, print
5136 errors for ignored options.
5137 * opts.c (ignored_options): New static variable.
5138 (postpone_unknown_option_error): New.
5139 (print_ignored_options): New.
5140 (handle_option): Postpone errors for unknown -Wno-* options.
5141 * opts.h (print_ignored_options): Declare.
5143 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5145 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5148 2008-02-25 Richard Guenther <rguenther@suse.de>
5151 2008-02-25 Richard Guenther <rguenther@suse.de>
5153 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5154 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5155 (lookup_decl_from_uid): Declare.
5156 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5157 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5158 (decl_for_uid_map): New global hashtable mapping DECL_UID
5160 (init_ttree): Allocate it.
5161 (insert_decl_to_uid_decl_map): New helper function.
5162 (make_node_stat): Insert new decls into the map.
5163 (copy_node_stat): Likewise.
5164 (lookup_decl_from_uid): New function.
5165 (print_decl_for_uid_map_statistics): New helper.
5166 (dump_tree_statistics): Call it.
5168 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5169 (referenced_var_iterator): Adjust.
5170 (FOR_EACH_REFERENCED_VAR): Adjust.
5171 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5172 (num_referenced_vars): Adjust.
5173 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5174 (first_referenced_var): Remove.
5175 (end_referenced_vars_p): Likewise.
5176 (next_referenced_var): Likewise.
5177 (referenced_var_iterator_set): New helper function.
5178 * tree-dfa.c (referenced_var_lookup): Adjust.
5179 (referenced_var_check_and_insert): Likewise.
5180 (remove_referenced_var): Likewise.
5181 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5182 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5183 (verify_call_clobbering): Likewise.
5184 (verify_memory_partitions): Likewise.
5185 (init_tree_ssa): Allocate bitmap instead of hashtable for
5187 (delete_tree_ssa): Adjust.
5188 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5190 (compute_tag_properties): Likewise.
5191 (set_initial_properties): Likewise.
5192 (find_partition_for): Likewise.
5193 (update_reference_counts): Likewise.
5194 (dump_may_aliases_for): Likewise.
5195 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5196 (add_call_clobber_ops): Likewise.
5197 (add_call_read_ops): Likewise.
5198 (get_asm_expr_operands): Likewise.
5199 * tree-into-ssa.c (dump_decl_set): Likewise.
5200 (update_ssa): Likewise.
5201 * tree-sra.c (scan_function): Likewise.
5202 (decide_instantiations): Likewise.
5203 (scalarize_parms): Likewise.
5204 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5205 (dsa_named_for): Likewise.
5206 * tree-ssa-structalias.c (update_alias_info): Likewise.
5207 (merge_smts_into): Likewise.
5209 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5212 * doc/invoke.texi (-fcx-limited-range): Document new option.
5213 * toplev.c (process_options): Handle -fcx-fortran-rules.
5214 * common.opt: Add documentation for -fcx-fortran-rules.
5216 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5219 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5220 actual behaviour and C99.
5222 2008-02-26 Ben Elliston <bje@au.ibm.com>
5224 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5225 (ASM_CPU_POWER6_SPEC): Likewise.
5226 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5227 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5228 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5230 2008-02-25 Richard Guenther <rguenther@suse.de>
5232 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5233 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5234 (lookup_decl_from_uid): Declare.
5235 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5236 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5237 (decl_for_uid_map): New global hashtable mapping DECL_UID
5239 (init_ttree): Allocate it.
5240 (insert_decl_to_uid_decl_map): New helper function.
5241 (make_node_stat): Insert new decls into the map.
5242 (copy_node_stat): Likewise.
5243 (lookup_decl_from_uid): New function.
5244 (print_decl_for_uid_map_statistics): New helper.
5245 (dump_tree_statistics): Call it.
5247 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5248 (referenced_var_iterator): Adjust.
5249 (FOR_EACH_REFERENCED_VAR): Adjust.
5250 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5251 (num_referenced_vars): Adjust.
5252 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5253 (first_referenced_var): Remove.
5254 (end_referenced_vars_p): Likewise.
5255 (next_referenced_var): Likewise.
5256 (referenced_var_iterator_set): New helper function.
5257 * tree-dfa.c (referenced_var_lookup): Adjust.
5258 (referenced_var_check_and_insert): Likewise.
5259 (remove_referenced_var): Likewise.
5260 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5261 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5262 (verify_call_clobbering): Likewise.
5263 (verify_memory_partitions): Likewise.
5264 (init_tree_ssa): Allocate bitmap instead of hashtable for
5266 (delete_tree_ssa): Adjust.
5267 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5268 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5269 (compute_tag_properties): Likewise.
5270 (set_initial_properties): Likewise.
5271 (find_partition_for): Likewise.
5272 (update_reference_counts): Likewise.
5273 (dump_may_aliases_for): Likewise.
5274 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5275 (add_call_clobber_ops): Likewise.
5276 (add_call_read_ops): Likewise.
5277 (get_asm_expr_operands): Likewise.
5278 * tree-into-ssa.c (dump_decl_set): Likewise.
5279 (update_ssa): Likewise.
5280 * tree-sra.c (scan_function): Likewise.
5281 (decide_instantiations): Likewise.
5282 (scalarize_parms): Likewise.
5283 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5284 (dsa_named_for): Likewise.
5285 * tree-ssa-structalias.c (update_alias_info): Likewise.
5286 (merge_smts_into): Likewise.
5288 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5291 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5292 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5293 * alias.h (nonoverlapping_memrefs_p): Likewise.
5295 2008-02-25 Jan Beulich <jbeulich@novell.com>
5297 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5298 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5299 __emultls_get_address, __emultls_register_common,
5300 __floatundi?f, and _Unwind_GetIPInfo.
5301 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5302 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5303 (gen_regparm_prefix): Likewise.
5304 (i386_nlm_encode_section_info): Sync with
5305 config/i386/winnt.c:i386_pe_encode_section_info().
5306 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5307 i386_nlm_mangle_decl_assembler_name): New.
5308 (netware_override_options): New.
5309 * config/i386/netware.h (netware_override_options): Declare.
5310 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5311 (i386_nlm_mangle_decl_assembler_name): Declare.
5312 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5314 2008-02-25 Ben Elliston <bje@au.ibm.com>
5317 * c-decl.c (grokdeclarator): Remove unused local variables
5318 `typedef_type' and `type_as_written'.
5320 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5321 unused local variable `has_hot_blocks'.
5322 (fix_crossing_conditional_branches): Remove unused local variable
5325 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5328 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5329 using DEF_C99_BUILTIN.
5330 (BUILT_IN_NANF): Ditto.
5331 (BUILT_IN_NANL): Ditto.
5333 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5334 Revital Eres <eres@il.ibm.com>
5336 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5337 regarding the order of two dependent insns in the same row.
5339 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5341 * stor-layout.c (layout_decl): Do not bump the alignment of a
5342 bit-field to more than byte alignment if it is packed.
5344 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5346 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5349 2008-02-24 Diego Novillo <dnovillo@google.com>
5351 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5354 * tree-vrp.c (vrp_evaluate_conditional): With
5355 -Wtype-limits, emit a warning when comparing against a
5356 constant outside the natural range of OP0's type.
5357 * c.opt (Wtype-limits): Move ...
5358 * common.opt (Wtype-limits): ... here.
5360 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5362 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5363 * config/rs6000/e300c2c3.md: New file.
5364 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5366 (rs6000_override_options): Add e300c2 and e300c3 cases to
5367 processor_target_table. Do not allow usage of Altivec or Spe
5368 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5369 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5370 * config/rs6000/rs6000.h (processor_type): Add
5371 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5372 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5373 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5374 and ppce300c3. Include e300c2c3.md.
5376 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5378 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5379 instead of TARGET_STRICT_ALIGN.
5381 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5383 * explow.c (memory_address): Assert that the generated address is
5386 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5389 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5390 * config/darwin-ppc-ldouble-patch.def: New file.
5391 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5392 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5393 SUBTARGET_INIT_BUILTINS if defined.
5394 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5397 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5400 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5401 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5403 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5406 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5407 file" warning condtional on -Winvalid-PCH.
5409 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5411 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5413 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5418 prevent reload from using MMX registers.
5419 (*mov<mode>_internal): Ditto.
5420 (*movv2sf_internal_rex64): Ditto.
5421 (*movv2sf_internal): Ditto.
5423 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5425 PR documentation/31569
5426 * doc/install.texi2html: Use makeinfo --no-number-sections.
5428 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5430 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5431 ensure that we can address an entire entity > 8 bytes. Don't
5432 generate reg+reg addressing for such data.
5434 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5436 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5437 strings when optimizing for size, unless the target cares about
5440 2008-02-22 Tom Tromey <tromey@redhat.com>
5442 * regclass.c (current_pass): Remove declaration.
5444 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5446 * config/avr/libgcc.S (__RAMPZ__): Define.
5447 (__do_copy_data): Add for devices with 128KB code memory.
5449 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5451 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5453 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5455 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5457 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5460 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5463 * c-typeck.c (build_binary_op): Warn about floating point
5464 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5466 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5469 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5470 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5472 (rs6000_override_options): Set altivec_abi as default, not override,
5473 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5474 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5475 is used; use new member spe_abi.
5476 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5477 spe_abi and altivec_abi.
5479 2008-02-22 Tomas Bily <tbily@suse.cz>
5481 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5483 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5486 * config.build (build_file_translate): Set to `CMD //c' only if
5488 * Makefile.in (build_file_translate): Improve comment.
5490 2008-02-21 Jan Hubicka <jh@suse.cz>
5492 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5493 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5494 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5496 2008-02-21 Michael Matz <matz@suse.de>
5499 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5501 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5503 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5504 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5506 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5507 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5508 SSE_VEC_FLOAT_MODE_P as insn constraint.
5509 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5510 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5511 sse4a_movntdf using MODEF mode iterator.
5512 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5513 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5514 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5515 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5516 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5517 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5518 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5520 2008-02-21 Richard Guenther <rguenther@suse.de>
5522 * tree.def (PAREN_EXPR): New tree code.
5523 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5525 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5526 * expr.c (expand_expr_real_1): Likewise.
5527 * tree-inline.c (estimate_num_insns_1): Likewise.
5528 * tree-complex.c (expand_complex_move): Likewise.
5529 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5532 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5535 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5537 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5540 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5542 * config/sh/sh.c (find_barrier): Don't go past
5543 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5545 2008-02-20 DJ Delorie <dj@redhat.com>
5547 * config/h8300/h8300.md (insv): Force source operand to be a register.
5549 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5550 as a jump, not as a plain insn.
5552 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5554 * doc/invoke.texi (Warning Options): Add new option
5555 -Wframe-larger-than=.
5556 (-Wframe-larger-than): Document.
5558 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5559 Add declarations for new option variables.
5561 * final.c (final_start_function): Check the frame size
5562 before emission and issue a Wframe-larger-than warning.
5564 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5565 Add definitions for new option variables.
5566 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5568 * common.opt (Wframe-larger-than=): New option.
5570 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5572 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5573 (<sse>_div<mode>3): Ditto.
5574 (<sse>_vmdiv<mode>3): Ditto.
5575 (<sse>_vmsqrt<mode>2): Ditto.
5576 (*smax<mode>3): Ditto.
5577 (sse5_frcz<mode>2): Ditto.
5578 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5581 2008-02-20 Richard Guenther <rguenther@suse.de>
5584 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5585 be happy with INTEGRAL_TYPE_P.
5587 2008-02-20 Richard Guenther <rguenther@suse.de>
5589 * fold-const.c (split_tree): Associate floatig-point expressions
5590 if flag_associative_math is set.
5592 2008-02-20 Richard Guenther <rguenther@suse.de>
5594 * tree.h (fold_real_zero_addition_p): Declare.
5595 * fold-const.c (fold_real_zero_addition_p): Export.
5596 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5597 floating-point operations with zero and one.
5599 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5601 * doc/install.texi: Correct references to CFLAGS, replacing them
5602 with BOOT_CFLAGS. Document flags used during bootstrap for
5605 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5607 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5608 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5609 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5611 (smin<mode>3): Ditto from similar patterns.
5612 (smax<mode>3): Ditto.
5613 (*ieee_smin<mode>3): Ditto.
5614 (*ieee_smax<mode>3): Ditto.
5615 * config/i386/sse.md (sse): New mode attribute.
5616 (mov<mode>): Macroize expander from movv4sf and movv2df using
5617 SSEMODEF2P mode iterator.
5618 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5619 SSE_VEC_FLOAT_MODE_P as insn constraint.
5620 (storent<mode>): Ditto.
5621 (storent<mode>): Macroize expander from storentsf and storentdf using
5622 MODEF mode iterator.
5623 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5624 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5625 (abs<mode>2): Ditto from similar patterns.
5626 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5627 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5628 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5629 (<sse>_vmsqrt<mode>2): Ditto.
5630 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5631 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5632 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5633 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5634 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5635 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5636 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5638 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5639 iterator and SSE_FLOAT_MODE_P as insn constraint.
5640 (<sse>_ucomi): Ditto from similar patterns.
5641 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5642 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5643 SSE_VEC_FLOAT_MODE_P as insn constraint.
5644 (vcond<mode>): Ditto from similar patterns.
5645 (and<mode>3, *and<mode>3): Ditto.
5646 (<sse>_nand<mode>3): Ditto.
5647 (ior<mode>3, *ior<mode>3): Ditto.
5648 (xor<mode>3, *xor<mode>3): Ditto.
5649 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5650 iterator and SSE_FLOAT_MODE_P as insn constraint.
5651 (*nand<mode>3): Ditto from similar patterns.
5652 (*ior<mode>3): Ditto.
5653 (*xor<mode>3): Ditto.
5655 2008-02-20 Ira Rosen <irar@il.ibm.com>
5657 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5658 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5659 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5661 2008-02-19 Jan Hubicka <jh@suse.cz>
5663 * predict.c (tree_bb_level_predictions): Remove variable next
5664 mistakely introduced by previous commit.
5666 2008-02-19 Jan Hubicka <jh@suse.cz>
5668 * predict.c (predict_paths_leading_to): Rewrite.
5669 (predict_paths_for_bb): New.
5670 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5672 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5675 * Makefile.in (build_file_translate): New.
5676 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5677 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5678 * configure.ac (build_file_translate): Substitute it.
5679 * configure: Regenerate.
5681 2008-02-19 Jan Hubicka <jh@suse.cz>
5683 PR rtl-optimization/34408
5684 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5687 2008-02-19 Jan Hubicka <jh@suse.cz>
5690 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5693 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5696 * config/i386/i386-modes.def: Revert the last DI alignment
5697 change until Ada people can look into it.
5699 2008-02-19 Nick Clifton <nickc@redhat.com>
5701 * opts.c (print_specific_help): Fix typo in --help text.
5703 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5706 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5707 32-bit inline asm without asm alternatives for host GCC < 3.0.
5709 2008-02-19 Richard Guenther <rguenther@suse.de>
5711 PR tree-optimization/34989
5712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5713 Allow propagation to INDIRECT_REF if we can simplify only.
5715 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5717 * c-common.c (warn_for_collisions_1): Use appropriate option when
5720 2008-02-19 Nick Clifton <nickc@redhat.com>
5723 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5724 (handle_options): Fix indentation.
5725 (print_filtered_help): If no language-specific options were
5726 displayed tell the user how to list all the options supported by
5727 the language's front-end.
5728 (print_specific_help): Fix indentation and remove duplicate line.
5729 (common_handle_option): Handle the -v option.
5730 For --help enable the display of undocumented options if the -v
5731 switch has been included on the command line.
5732 For --help= check for overlaps in the arguments between the option
5733 classes and the language names and issue a warning when they
5734 cannot be disambiguated.
5735 * c.opt (v): Pass on to the common option handler.
5737 2008-02-19 Revital Eres <eres@il.ibm.com>
5739 * modulo-sched.c (sms_schedule): Change dump message when
5740 create_ddg function fails.
5741 (try_scheduling_node_in_cycle): Rename row to cycle.
5742 (print_partial_schedule): Rename CYCLE to ROW.
5744 2008-02-19 Christian Bruel <christian.bruel@st.com>
5745 Zdenek Dvorak <ook@ucw.cz>
5747 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5749 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5752 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5753 (*x86_movdicc_0_m1_se): Ditto.
5755 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5757 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5758 (CMPtype): Define as __gcc_CMPtype.
5759 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5760 (CMPtype): Define as __gcc_CMPtype.
5762 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5764 Support valgrind 3.3 for --enable-checking=valgrind.
5765 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5767 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5768 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5769 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5770 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5771 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5772 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5773 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5775 * ggc-zone.c: Similar.
5776 * ggc-page.c: Similar.
5778 2008-02-19 Paul Brook <paul@codesourcery.com>
5781 * config/arm/ieee754-df.S: Fix do_it typo.
5782 * config/arm/ieee754-sf.S: Fix do_it typo.
5784 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5787 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5788 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5789 (OPTION_MASK_ISA_SSE_SET): Likewise.
5790 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5791 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5792 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5793 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5794 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5795 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5796 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5797 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5798 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5799 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5800 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5801 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5802 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5803 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5804 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5805 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5806 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5807 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5808 (OPTION_MASK_ISA_SSE4): Removed.
5809 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5810 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5811 (override_options): Don't turn on implied SSE/MMX bits in
5814 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5816 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5819 2008-02-18 Joey Ye <joey.ye@intel.com>
5822 * tree-nested.c (insert_field_into_struct): Set type alignment
5823 to field alignment if the former is less than the latter.
5825 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5827 * BASE-VER: Set to 4.4.0.
5829 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5831 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5832 * doc/cfg.texi: Likewise.
5833 * doc/extend.texi: Likewise.
5834 * doc/gty.texi: Likewise.
5835 * doc/invoke.texi: Likewise.
5836 * doc/loop.texi: Likewise.
5837 * doc/md.texi: Likewise.
5838 * doc/passes.texi: Likewise.
5839 * doc/rtl.texi: Likewise.
5840 * doc/sourcebuild.texi: Likewise.
5841 * doc/tm.texi: Likewise.
5842 * doc/tree-ssa.texi: Likewise.
5844 2008-02-17 Richard Guenther <rguenther@suse.de>
5847 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5848 without default definition.
5850 2008-02-17 Richard Guenther <rguenther@suse.de>
5852 PR tree-optimization/35231
5853 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5856 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5859 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5860 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5861 libgcc_cmp_return mode.
5863 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5866 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5868 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5870 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5873 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5875 * doc/c-tree.texi: Use `@.' where appropriate.
5876 * doc/extend.texi: Likewise.
5877 * doc/install.texi: Likewise.
5878 * doc/invoke.texi: Likewise.
5879 * doc/loop.texi: Likewise.
5880 * doc/makefile.texi: Likewise.
5881 * doc/md.texi: Likewise.
5882 * doc/passes.texi: Likewise.
5883 * doc/standards.texi: Likewise.
5884 * doc/tm.texi: Likewise.
5886 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5889 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5891 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5892 rather than in entry_bb.
5894 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5896 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5897 libgcc_cmp_return mode.
5899 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5902 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5903 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5905 2008-02-15 Richard Guenther <rguenther@suse.de>
5906 Zdenek Dvorak <ook@ucw.cz>
5908 PR tree-optimization/35164
5909 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5910 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5911 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5912 Only propagate addresses which do not have abnormal SSA_NAMEs
5915 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5918 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5920 2008-02-15 Jan Hubicka <jh@suse.cz>
5923 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5925 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5928 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5929 when calculating alignment_pad.
5931 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5933 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5934 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5935 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5936 and STACK_BOUNDARY define.
5938 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5940 PR preprocessor/35061
5941 * c-pragma.c (handle_pragma_pop_macro): Check that
5942 pushed_macro_table has been allocated.
5944 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5947 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5948 (force_gimple_operand): Likewise.
5949 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5950 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5951 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5952 (find_interesting_uses_address): Check addressability and alignment
5953 of the base expression only after substituting bases of IVs into it.
5955 2008-02-14 Michael Matz <matz@suse.de>
5958 * function.c (instantiate_virtual_regs_in_insn): Reload address
5959 before falling back to reloading the whole operand.
5961 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5963 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5964 before the first section switch note.
5966 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5968 * doc/bugreport.texi: Update copyright years.
5969 * doc/c-tree.texi: Likewise.
5970 * doc/cfg.texi: Likewise.
5971 * doc/cpp.texi: Likewise.
5972 * doc/cppinternals.texi: Likewise.
5973 * doc/fragments.texi: Likewise.
5974 * doc/frontends.texi: Likewise.
5975 * doc/gcc.texi: Likewise.
5976 * doc/gty.texi: Likewise.
5977 * doc/hostconfig.texi: Likewise.
5978 * doc/implement-c.texi: Likewise.
5979 * doc/libgcc.texi: Likewise.
5980 * doc/loop.texi: Likewise.
5981 * doc/makefile.texi: Likewise.
5982 * doc/options.texi: Likewise.
5983 * doc/passes.texi: Likewise.
5984 * doc/rtl.texi: Likewise.
5985 * doc/sourcebuild.texi: Likewise.
5986 * doc/standards.texi: Likewise.
5987 * doc/tree-ssa.texi: Likewise.
5988 * doc/trouble.texi: Likewise.
5990 * doc/extend.texi: Use @: or add comma where appropriate.
5991 * doc/invoke.texi: Likewise.
5992 * doc/tm.texi: Likewise.
5994 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5997 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6000 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6002 * doc/md.texi (clz, ctz): Add reference.
6003 * doc/rtl.texi (clz, ctz): Likewise.
6005 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6008 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6011 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6013 * config/s390/s390.c (struct constant_pool): New field
6014 emit_pool_after added.
6015 (s390_mainpool_start): Set the emit_pool_after flag according
6016 to the section switch notes.
6017 (s390_mainpool_finish): Consider emit_pool_after when emitting
6018 the literal pool at the end of the function.
6019 (s390_chunkify_start): Force literal pool splits at section
6022 2008-02-13 Michael Matz <matz@suse.de>
6025 * var-tracking.c (clobber_variable_part): Correctly traverse the
6028 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6031 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6032 Add -fdump-ipa-inline.
6033 * tree-dump.c (dump_files): Remove tree-inlined dump.
6034 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6036 2008-02-12 Richard Guenther <rguenther@suse.de>
6038 PR tree-optimization/35171
6039 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6042 2008-02-12 Richard Guenther <rguenther@suse.de>
6045 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6046 value-preserving mode. Disallow final truncation.
6048 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6051 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6052 code from here to...
6053 (force_gimple_operand): ...here.
6055 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6058 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6059 non-compatible pointers.
6060 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6061 different FIELD_DECLs, try harder by comparing field offsets, sizes
6065 * function.c (match_asm_constraints_1): Don't replace the same input
6068 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6070 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6071 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6072 (expand_epilogue): Restore RAMPZ register.
6073 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6075 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6077 * config/i386/cygwin.asm: (__alloca): Correct calling
6078 convention and alignment.
6079 (__chkstk): Force 8 byte stack alignment.
6081 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6082 Richard Guenther <rguenther@suse.de>
6084 PR tree-optimization/33992
6085 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6086 the zero we compare against.
6088 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6091 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6092 to CloseHandle after unlocking to prevent accumulation of handle
6095 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6098 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6099 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6100 and update LABEL_NUSES during and after reload.
6102 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6105 * combine.c (simplify_if_then_else): Make sure the comparison is
6106 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6108 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6111 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6112 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6113 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6114 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6115 * tree.h (get_type_static_bounds): Likewise.
6117 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6119 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6120 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6121 Make -Wfoo language annotations match what the compiler outputs.
6123 2008-02-08 Sa Liu <saliu@de.ibm.com>
6125 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6126 intrinsics spu_convts, spu_convtu, spu_convtf.
6128 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6130 * doc/extend.texi (Function Attributes) <noinline>: Mention
6131 asm ("") as method to keep calls.
6133 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6136 * doc/options.texi (Options): Replace references to opts.sh with
6138 * opts-common.c: Likewise.
6139 * optc-gen.awk: Likewise.
6141 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6143 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6145 2008-02-07 Richard Henderson <rth@redhat.com>
6148 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6149 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6152 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6154 PR tree-optimization/35085
6155 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6156 for operand entry oe2 in addition to operand entry oe3 in order to
6157 expose more opportunities for vectorizer sum reduction.
6159 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6162 * Makefile.in (LIBS): Remove $(GMPLIBS).
6163 (cc1-dummy, cc1): Add $(GMPLIBS).
6165 2008-02-06 Jan Hubicka <jh@suse.cz>
6168 * i386.md (moddf_integer): Do not produce partial memory stalls for
6169 targets where it hurts.
6171 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6174 * optabs.c (expand_float): Do not check for decimal modes when
6175 expanding unsigned integer through signed conversion.
6177 2008-02-06 Nick Clifton <nickc@redhat.com>
6179 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6180 inside the clobber with a match_operand and duplicated operand
6181 number in the constraint.
6182 (ineqbranchsi): Delete redundant comment.
6184 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6186 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6187 builtin_define ("__USE_INIT_FINI__").
6188 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6190 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6192 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6194 PR documentation/30330
6195 * doc/invoke.texi (C++ Dialect Options)
6196 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6197 For each warning option -Wfoo that allows -Wno-foo, ensure both
6198 -Wfoo and -Wno-foo are listed in the option index. Fix index
6199 entry of -Wswitch-default, index -Wnormalized= including the
6200 `=', and -Wlarger-than-@var{len} including @var{len}.
6202 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6204 * config/i386/i386.md (floatunssisf2): Use
6205 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6206 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6207 Macroize expander using MODEF mode iterator.
6209 2008-02-05 Diego Novillo <dnovillo@google.com>
6211 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6214 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6216 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6219 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6221 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6224 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6225 to indicate if a message should be generated.
6226 (init_cumulative_args): Updated.
6227 (function_value_32): Likewise.
6229 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6231 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6233 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6236 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6237 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6239 2008-02-04 Diego Novillo <dnovillo@google.com>
6241 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6244 * tree-vrp.c (vrp_evaluate_conditional): With
6245 -Wtype-limits, emit a warning when comparing against a
6246 constant outside the natural range of OP0's type.
6248 2008-02-04 Richard Guenther <rguenther@suse.de>
6251 * expr.c (count_type_elements): Give for unions instead of
6254 2008-02-04 Richard Guenther <rguenther@suse.de>
6257 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6258 to TYPE_DOMAINs base type instead of using bitsizetype here.
6260 2008-02-03 Jason Merrill <jason@redhat.com>
6262 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6264 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6267 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6268 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6269 (RS/6000 and PowerPC Options): Fix typos and markup.
6270 * doc/passes.texi (Tree-SSA passes): Likewise.
6272 2008-02-02 Michael Matz <matz@suse.de>
6275 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6276 from record_last_reg_set_info.
6277 (record_last_reg_set_info): Take an RTX argument, iterate over all
6278 constituent hardregs.
6279 (record_last_set_info, record_opr_changes): Change calls to
6280 new signature or to record_last_reg_set_info_regno.
6282 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6284 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6286 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6288 PR rtl-optimization/34773
6289 * reg-notes.def (EQUAL): Mention significance of combination of
6290 REG_EQUAL and REG_RETVAL.
6291 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6292 insn that has a REG_RETVAL.
6294 2008-02-01 Roger Sayle <roger@eyesopen.com>
6297 * configure.ac (--enable-fixed-point): Disable unless explicitly
6299 * configure: Regenerate.
6301 2008-02-01 Richard Guenther <rguenther@suse.de>
6304 * invoke.texi (-finline-limit): Remove no longer true parts
6305 of the documentation. Note that there is no default value.
6307 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6308 Mark Mitchell <mark@codesourcery.com>
6309 Ben Elliston <bje@au.ibm.com>
6312 * doc/extend.texi (Other Builtins): Document.
6314 2008-01-31 Tom Browder <tom.browder@gmail.com>
6316 * doc/c-tree.texi (Types): Fix grammar.
6317 (Expression trees): Ditto.
6318 * doc/passes.texi (Tree-SSA passes): Ditto.
6320 * doc/configterms.texi (Configure Terms): Fix typo.
6321 * doc/cpp.texi (Common Predefined Macros): Ditto.
6322 * doc/md.texi (Machine Constraints): Ditto.
6324 * doc/makefile.texi (Makefile): Add comma.
6326 2008-01-31 Tom Browder <tom.browder@gmail.com>
6327 Gerald Pfeifer <gerald@pfeifer.com>
6329 * doc/sourcebuild.texi (Front End): Remove references to CVS
6330 and CVSROOT/modules.
6331 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6332 (Back End): Remove reference to CVS.
6334 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6337 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6339 (mips16_gp_pseudo_reg): ...here.
6340 * config/mips/mips.md (load_const_gp): Replace with...
6341 (load_const_gp_<mode>): ...this :P-based insn.
6343 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6345 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6346 options. Minor fixes.
6347 (-std): Move reference to standards closer to where language
6348 standards are first mentioned.
6350 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6352 PR rtl-optimization/34995
6353 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6354 parameter and return a bool. If the rtx parameter is nonnull,
6355 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6356 (find_reloads): Update call accordingly. Pass the new operand
6357 if it needed no address reloads, otherwise pass null.
6359 2008-01-30 Richard Henderson <rth@redhat.com>
6362 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6363 for unbounded arrays.
6365 2008-01-30 Silvius Rus <rus@google.com>
6367 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6369 2008-01-30 Jan Hubicka <jh@suse.cz>
6372 * i386.c (init_cumulative_args): Use real function declaration when
6375 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6377 PR rtl-optimization/34998
6378 * global.c (build_insn_chain): Treat non-subreg_lowpart
6379 SUBREGs of pseudos as clobbering all the words covered by the
6380 SUBREG, not just all the bytes.
6381 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6382 original df_ref rather than an extract parameter.
6383 (global_conflicts): Update call accordingly.
6385 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6387 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6388 the overflow check to make it easier to read.
6389 (__fixtfdi): Change the type of the ll member in union
6390 long_double to UDItype_x.
6392 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6395 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6396 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6397 * tree-inline.c (fold_marked_statements): Call
6398 cgraph_update_edges_for_call_stmt if folding a call statement.
6399 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6400 debug_generic_stmt calls, reset it back afterwards.
6403 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6405 * c-typeck.c (build_external_ref): Don't pedwarn about
6406 static vars in current function's scope.
6408 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6410 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6412 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6415 * ipa-struct-reorg.c: Fix spelling.
6416 * params.def: Ditto.
6418 2008-01-29 Richard Guenther <rguenther@suse.de>
6421 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6423 * tree-inline.c (remap_type): Increment remapping_type_depth
6424 around remapping types.
6425 (copy_body_r): Only add referenced variables if they are referenced
6426 from code, not types.
6428 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6439 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6440 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6442 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6445 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6446 pointer for tiny stack.
6448 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6450 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6452 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6454 * config/vx-common.h: Fix typo in comment.
6456 2008-01-28 Ian Lance Taylor <iant@google.com>
6460 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6461 coalesce pointers if they have different DECL_NO_TBAA_P values.
6462 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6463 between variables with different DECL_NO_TBAA_P values.
6465 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6468 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6469 are not legitimate small data references on SPE targets.
6471 2008-01-28 David Daney <ddaney@avtrex.com>
6473 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6475 2008-01-28 David Daney <ddaney@avtrex.com>
6477 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6479 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6481 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6482 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6483 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6484 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6485 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6486 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6487 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6488 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6490 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6492 * basic-block.h (condjump_equiv_p): Fix comment.
6494 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6496 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6497 print_generic_stmt_indented): Fix comment.
6499 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6501 * configure.ac (__stack_chk_fail): Add detecion for availability
6502 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6503 * configure: Regenerate.
6505 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6508 * final.c (output_addr_const): Handle TRUNCATE.
6510 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6513 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6514 (zero_cost, infinite_cost): New constants.
6515 (struct cost_pair): Change type of cost to comp_cost.
6516 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6517 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6519 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6520 split_address_cost, ptr_difference_cost, difference_cost,
6521 get_computation_cost_at, get_computation_cost,
6522 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6523 determine_use_iv_cost_condition, determine_use_iv_costs,
6524 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6525 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6526 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6527 Change type of cost to comp_cost.
6528 (determine_iv_cost): Increase cost of non-original ivs, instead
6529 of decreasing the cost of original ones.
6530 (get_address_cost): Indicate the complexity of the addressing mode
6532 (try_add_cand_for): Prefer using ivs not specific to some object.
6533 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6535 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6536 Janis Johnson <janis187@us.ibm.com>
6539 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6540 (TARGET_INSTANTIATE_DECLS): Likewise.
6541 * target.h (expand_to_rtl_hook): New target hook.
6542 (instantiate_decls): Likewise.
6543 * function.c (instantiate_decl): Make non-static. Rename to...
6544 (instantiate_decl_rtl): ... this.
6545 (instantiate_expr): Use instantiate_decl_rtl.
6546 (instantiate_decls_1): Likewise.
6547 (instantiate_decls): Likewise.
6548 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6549 * function.h (instantiate_decl_rtl): Add prototype.
6550 * cfgexpand.c (target.h): New include.
6551 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6552 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6553 (TARGET_INSTANTIATE_DECLS): Likewise.
6554 (TARGET_INITIALIZER): New target hooks added.
6555 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6557 * config/rs6000/rs6000.c (tree-flow.h): New include.
6558 (machine_function): Add sdmode_stack_slot field.
6559 (rs6000_alloc_sdmode_stack_slot): New function.
6560 (rs6000_instantiate_decls): Likewise.
6561 (rs6000_secondary_memory_needed_rtx): Likewise.
6562 (rs6000_check_sdmode): Likewise.
6563 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6564 (TARGET_INSTANTIATE_DECLS): Likewise.
6565 (rs6000_hard_regno_mode_ok): Allow SDmode.
6566 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6567 (rs6000_emit_move): Handle SDmode.
6568 (function_arg_advance): Likewise.
6569 (function_arg): Likewise.
6570 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6571 SDmode var args for 32-bit compiles.
6572 (rs6000_secondary_reload_class): Handle SDmode.
6573 (rs6000_output_function_epilogue): Likewise.
6574 (rs6000_function_value): Simplify if statement.
6575 (rs6000_libcall_value): Likewise.
6576 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6577 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6578 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6579 (movsd_hardfloat): New define_insn.
6580 (movsd_softfloat): Likewise.
6581 (movsd_store): Likewise.
6582 (movsd_load): Likewise.
6583 (extendsddd2): Likewise.
6584 (extendsdtd2): Likewise.
6585 (truncddsd2): Likewise.
6586 (movdd_hardfloat64): Fixup comment.
6587 (UNSPEC_MOVSD_LOAD): New constant.
6588 (UNSPEC_MOVSD_STORE): Likewise.
6590 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6593 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6595 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6596 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6597 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6600 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6603 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6604 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6605 __LONGDOUBLE128 too.
6606 * config/rs6000/aix61.h: New file.
6608 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6610 PR rtl-optimization/34959
6611 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6612 popcount and parity rtxes the same mode as their operand.
6613 Truncate or extend the result to the return value's mode
6616 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6619 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6620 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6621 to GOT_VERSION_REGNUM.
6622 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6623 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6624 * config/mips/mips.c (mips_emit_call_insn): New function.
6625 (mips_call_tls_get_addr): Call mips_expand_call directly.
6626 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6628 (mips16_build_call_stub): Likewise. Return the call insn or null.
6629 (mips_expand_call): Update the call to mips16_build_call_stub
6630 accordingly and a remove redundant condition. Assert that MIPS16
6631 stubs do not use lazy binding. Use mips_emit_call_insn and return
6633 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6635 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6636 (mips_avoid_hazard): Remove hazard_set handling.
6637 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6638 (UNSPEC_RESTORE_GP): ...this.
6639 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6640 (FAKE_CALL_REGNO): Rename to...
6641 (GOT_VERSION_REGNUM): ...this.
6642 (type): Add "ghost" value. Add an associated insn reservation.
6643 (hazard_set): Remove.
6644 (exception_receiver): Rename to...
6645 (restore_gp): ...this and update the unspec identifier accordingly.
6646 (exception_receiver, nonlocal_got_receiver): New expanders.
6647 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6648 FAKE_CALL_REGNO. Remove hazard_set attribute.
6649 (set_got_version, update_got_version): New patterns.
6651 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6654 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6656 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6659 * doc/install.texi2html: Generate gcc-vers.texi.
6661 2008-01-25 DJ Delorie <dj@redhat.com>
6663 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6665 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6667 * config/c4x: Remove directory.
6668 * config.gcc (crx-*, mt-*): Mark obsolete.
6669 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6670 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6671 sh-*-rtemscoff*): Remove cases.
6672 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6673 * real.c (encode_c4x_single, decode_c4x_single,
6674 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6675 c4x_extended_format): Remove.
6676 * real.h (c4x_single_format, c4x_extended_format): Remove.
6677 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6679 (Pragmas): Remove comment about c4x pragmas.
6680 * doc/install.texi (c4x): Remove target-specific instructions.
6681 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6682 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6683 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6684 refer to C4x source files as examples.
6685 (C4X_FLOAT_FORMAT): Remove documentation.
6687 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6689 * config/bfin/bfin.c (override_options): Reorder tests so that
6690 flag_pic gets enabled for -msep-data.
6692 2008-01-25 Richard Guenther <rguenther@suse.de>
6695 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6696 to its bitfield precision if required.
6698 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6701 * tree-nested.c (walk_omp_for): New function.
6702 (convert_nonlocal_reference, convert_local_reference): Call
6703 walk_omp_for on OMP_FOR.
6704 (convert_call_expr): Call walk_body on OMP_FOR's
6705 OMP_FOR_PRE_INIT_BODY.
6707 2008-01-25 Richard Guenther <rguenther@suse.de>
6709 PR tree-optimization/34966
6710 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6711 default defs and PHI_NODEs we have to insert after the
6714 2008-01-24 Nick Clifton <nickc@redhat.com>
6716 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6717 Provide a default definition.
6718 (LIBGCC2_UNITS_PER_WORD): Likewise.
6720 * config/stormy16/stormy16.c: Include df.h for the prototype
6721 for df_regs_ever_live_p.
6722 (xstormy16_expand_builtin_va_start): Convert the stack offset
6723 into a component_ref and then use POINTER_PLUS_EXPR to add it
6724 to the incoming_virtual_args_rtx.
6725 (xstormy16_gimplify_va_arg_expr): Rename to
6726 xstormy16_gimplify_va_arg_expr.
6727 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6728 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6729 xstormy16_gimplify_va_arg_expr.
6730 Fix up some formatting issues.
6732 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6733 Move to predicates.md.
6734 (xs_hi_general_operand): Likewise.
6735 (xs_hi_nonmemory_operand): Likewise.
6736 * config/stormy16/predicates.md:
6737 (xstormy16_carry_plus_operand): New predicate.
6738 (xs_hi_general_operand): New predicate.
6739 (xs_hi_nonmemory_operand): New predicate.
6740 * config/stormy16/stormy16-protos.h:
6741 (xstormy16_carry_plus_operand): Delete prototype.
6742 (xs_hi_general_operand): Likewise.
6743 (xs_hi_nonmemory_operand): Likewise.
6745 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6746 modifiers as they are no longer needed and they can trigger
6747 reload spill failures.
6749 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6750 with a match_operand in order to help reload.
6752 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6753 constraint with 'e' for the 8th alternative as this version of
6754 the mov.w instruction only accepts the lower 8 registers.
6756 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6759 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6760 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6763 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6766 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6768 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6770 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6772 (remove_structure): Update allocations list before removing structure.
6774 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6776 * ipa-struct-reorg.c (is_safe_cond_expr,
6777 create_new_stmts_for_cond_expr): Use integer_zerop function,
6778 that recognize not only zero-pointer, but zero-integer too.
6780 2008-01-25 Ben Elliston <bje@au.ibm.com>
6783 * fixproto: Escape "." in sed expression that strips leading "./".
6785 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6788 * gcc.c (SWITCH_OK): Removed.
6789 (SWITCH_LIVE): Changed to bit.
6790 (SWITCH_FALSE): Likewise.
6791 (SWITCH_IGNORE): Likewise.
6792 (switchstr): Change live_cond to unsigned int.
6793 (process_command): Replace SWITCH_OK with 0.
6794 (do_self_spec): Likewise.
6795 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6796 (give_switch): Likewise.
6797 (used_arg): Likewise.
6798 (do_spec_1): Set the SWITCH_IGNORE bit.
6799 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6800 bits. Set the SWITCH_LIVE bit.
6802 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6804 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6806 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6808 PR tree-optimization/34472
6809 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6810 parameter to a "bool *" and set *DATA to false if there is
6811 an unsafe access. Do not delete the structure here.
6812 (check_cond_exprs): Delete it here instead.
6813 (check_cond_exprs, exclude_cold_structs): Do not increase
6814 I when removing a structure.
6816 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6819 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6820 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6822 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6825 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6826 a fixed vector for stack.
6828 2008-01-24 Ben Elliston <bje@au.ibm.com>
6831 * doc/gcc.texi (Software development): Add a direntry for g++.
6833 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6835 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6836 stale and straggling -fforce-addr comments above.
6838 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6840 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6841 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6843 2008-01-23 Michael Matz <matz@suse.de>
6846 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6849 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6851 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6854 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6856 * config/avr/avr.c (avr_current_arch): New variable.
6857 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6858 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6859 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6860 (avr_override_options): Init 'avr_current_arch'.
6861 (base_arch_s): Move from here...
6862 * config/avr/avr.h (base_arch_s): ... here. Add new members
6863 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6864 'mega' to 'have_jmp_call'.
6865 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6866 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6868 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6870 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6871 MULTILIB_MATCHES): (Ditto.).
6873 2008-01-23 Richard Guenther <rguenther@suse.de>
6876 * cgraphunit.c (cgraph_reset_node): Always mark the node
6877 not reachable if it is not queued already.
6879 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6881 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6882 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6883 (cputype_selected): New static variable.
6884 (bfin_handle_option): Set it if -mcpu is used.
6885 (override_option): Select default set of workarounds if no cpu type
6886 selected on the command line.
6887 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6889 From Michael Frysinger <michael.frysinger@analog.com>
6890 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6891 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6893 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6894 for bf547, bf523, bf524, and bf526.
6895 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6897 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6898 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6899 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6900 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6901 * doc/invoke.texi (Blackfin Options): Document that
6902 -mcpu now accept bf547, bf523, bf524, and bf526.
6904 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6906 PR rtl-optimization/34628
6907 * combine.c (try_combine): Stop and undo after the first combination
6908 if an autoincrement side-effect on the first insn has effectively
6911 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6914 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6915 Offset addresses are not valid for Altivec or paired float modes.
6917 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6920 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6921 if DECL_INITIAL (decl) is error_mark_node.
6924 * c-common.c (handle_vector_size_attribute): Only allow
6925 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6926 the same way as pointer, array etc. types.
6927 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6930 * tree.c (build_type_attribute_qual_variant): Call
6931 build_qualified_type if attributes are equal, but quals are not.
6933 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6936 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6937 * flags.h (warn_strict_aliasing): Remove.
6938 (warn_strict_overflow): Remove.
6939 * opts.c (warn_strict_aliasing): Remove.
6940 (warn_strict_overflow): Remove.
6941 * c-opts.c (c_common_handle_option): -Wall only sets
6942 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6943 (c_common_post_options): Give default values to -Wstrict-aliasing
6944 and -Wstrict-overflow if they are uninitialized.
6945 * common.opt (Wstrict-aliasing): Specify Var and Init.
6946 (Wstrict-overflow): Likewise.
6948 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6950 PR rtl-optimization/26854
6951 PR rtl-optimization/34400
6952 PR rtl-optimization/34884
6953 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6955 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6956 (df_rd_bb_info.expanded_lr_out): Deleted
6957 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6958 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6959 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6960 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6961 Removed code to allocate, initialize or free expanded_lr_out.
6962 (df_rd_bb_local_compute_process_def): Restructured to make more
6964 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6965 sets if the sets are being trimmed.
6967 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6970 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6971 (as_vers): Likewise.
6972 * configure: Regenerated.
6974 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6977 * tree-pass.h (pass_build_alias): New pass.
6978 * tree-ssa-alias.c (gate_build_alias): New.
6979 (pass_build_alias): New.
6980 * passes.c (init_optimization_passes): Add pass_build_alias after
6981 pass_create_structure_vars.
6983 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6985 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6986 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6987 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6988 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6989 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6990 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6991 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6992 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6993 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6994 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6995 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6996 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6997 * config/s390/s390.md (FP_ALL): New mode iterator.
6998 (_d): New mode attribute.
6999 ("*signbit<mode>2>"): Changed mode of first operand.
7000 ("isinf<mode>2"): Changed mode of first operand.
7001 ("*TDC_insn"): Adaptation for DFP modes.
7003 2008-01-22 Ben Elliston <bje@au.ibm.com>
7005 * tree.c (check_qualified_type): Improve function description.
7007 2008-01-21 Jason Merrill <jason@redhat.com>
7010 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7011 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7014 2008-01-21 DJ Delorie <dj@redhat.com>
7016 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7019 2008-01-21 Richard Guenther <rguenther@suse.de>
7022 * tree-cfg.c (verify_expr): Allow all invariant expressions
7023 instead of just constant class ones as reference argument.
7024 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7025 like any other constant.
7026 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7028 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7030 * regmove.c (fixup_match_1): Update call crossed frequencies.
7032 2008-01-21 Richard Guenther <rguenther@suse.de>
7035 * tree-inline.c (setup_one_parameter): Deal with mismatched
7036 types using a VIEW_CONVERT_EXPR.
7038 2008-01-21 Alon Dayan <alond@il.ibm.com>
7039 Olga Golovanevsky <olga@il.ibm.com>
7041 PR tree-optimization/34701
7042 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7043 when the structure size is not a power of 2.
7045 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7047 * doc/install.texi: Add doc for --enable-checking=df.
7049 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7051 PR rtl-optimization/34808
7052 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7054 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7056 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7059 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7061 PR rtl-optimization/26854
7062 PR rtl-optimization/34400
7063 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7065 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7066 (df_rd_bb_info.expanded_lr_out): New.
7067 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7068 * loop_iv.c (iv_analysis_loop_init): Ditto.
7069 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7070 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7071 Added code to allocate, initialize or free expanded_lr_out.
7072 (df_rd_bb_local_compute_process_def): Restructured to make
7073 more understandable.
7074 (df_rd_confluence_n): Add code to do nothing with fake edges and
7075 code to no apply invalidate_by_call sets if the sets are being trimmed.
7076 (df_lr_local_finalize): Renamed to df_lr_finalize.
7077 (df_live_local_finalize): Renamed to df_live_finalize.
7079 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7082 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7083 deciding whether to use reciprocal instructions.
7085 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7087 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7088 dwarf2out_note_section_used if cold_text_section is NULL.
7090 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7092 PR gcov-profile/34610
7093 * tree-cfg.c (make_edges): Mark both outgoing edges from
7094 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7095 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7096 from OMP_FOR and OMP_CONTINUE outgoing edges.
7098 * tree-profile.c (tree_profiling): Return early if
7099 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7101 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7102 from cfun to child_cfun.
7103 * function.h (struct function): Add after_tree_profile bit.
7105 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7107 * config/avr/avr.S (_exit): Disable interrupt.
7109 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7110 Steven Bosscher <stevenb.gcc@gmail.com>
7112 PR rtl-optimization/26854
7113 PR rtl-optimization/34400
7114 * df-problems.c (df_live_scratch): New scratch bitmap.
7115 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7116 (df_live_reset): Clear the proper bitmaps.
7117 (df_live_bb_local_compute): Only process the artificial defs once
7118 since the order is not important.
7119 (df_live_init): Init the df_live sets only with the variables
7120 found live by df_lr.
7121 (df_live_transfer_function): Use the df_lr sets to prune the
7122 df_live sets as they are being computed.
7123 (df_live_free): Free df_live_scratch.
7125 2008-01-18 Ian Lance Taylor <iant@google.com>
7127 * common.opt: Add fmerge-debug-strings.
7128 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7129 flag_merge_debug_strings rather than flag_merge_constants.
7130 * doc/invoke.texi (Option Summary): Mention
7131 -fmerge-debug-strings.
7132 (Debugging Options): Document -fmerge-debug-strings.
7134 2008-01-18 Ian Lance Taylor <iant@google.com>
7137 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7138 (struct tree_function_decl): Add new field operator_new_flag.
7139 * tree-inline.c (expand_call_inline): When inlining a call to
7140 operator new, force the return value to go into a variable, and
7141 set DECL_NO_TBAA_P on that variable.
7142 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7144 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7147 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7148 DWARF2_DEBUGGING_INFO.
7149 (dwarf2out_note_section_used): Ditto. Add prototype.
7150 (have_multiple_function_sections, text_section_used,
7151 cold_text_section_used, *cold_text_sections): Move declarations
7154 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7156 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7157 field and add signal_ra.
7158 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7159 assignments to frame state pc. Move end of stack check after
7160 MD_FALLBACK_FRAME_STATE_FOR.
7161 (uw_update_context_1): Use frame state signal_regs if set, instead
7162 of checking signal_frame flag.
7163 (uw_update_context): Use frame state signal_ra if set.
7164 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7165 * config/xtensa/linux-unwind.h: New file.
7167 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7169 * modulo-sched.c (get_sched_window): Fix comment typo.
7171 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7173 PR tree-optimization/34648
7174 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7176 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7178 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7179 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7181 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7183 PR rtl-optimization/34400
7184 * df-core.c (df_worklist_dataflow_overeager,
7185 df_worklist_dataflow_doublequeue): New functions.
7186 (df_worklist_dataflow): Two different worklist solvers.
7187 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7190 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7193 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7194 and ftree-parallelize-loops.
7196 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7198 PR rtl-optimization/34826
7199 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7201 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7203 * global.c (find_reg): Mark the eh regs as used if necessary.
7204 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7205 * ra.h (struct allocno): no_eh_reg field added. Changed
7206 no_stack_reg type to bitfield.
7208 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7210 * tree.c (substitute_in_expr): Add missing 'break'.
7212 2008-01-17 Richard Guenther <rguenther@suse.de>
7214 PR tree-optimization/34825
7215 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7216 x / x as division to handle.
7218 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7220 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7221 "-pthread" is specified.
7222 * pa-hpux11.h (LIB_SPEC): Likewise.
7224 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7225 Peter Bergner <bergner@vnet.ibm.com>
7227 PR rtl-optimization/33796
7228 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7230 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7232 PR libgfortran/34699
7233 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7235 * pa-hpux10.h (LINK_SPEC): Likewise.
7236 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7238 2008-01-16 Richard Guenther <rguenther@suse.de>
7241 * fold-const.c (fold_convert_const_int_from_int): Do not
7242 set overflow if that occured only because of a sign extension
7243 change when converting from/to a sizetype with the same
7244 precision and signedness.
7246 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7249 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7250 location address to the correct place. Update copyright year.
7252 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7254 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7255 no dependences in the dependence_relations vector.
7257 2008-01-16 Jan Hubicka <jh@suse.cz>
7259 PR rtl-optimization/31396
7260 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7261 * cfg.c (dump_reg_info): Print it.
7262 * regs.h (struct reg_info_t): add freq_calls_crossed.
7263 (REG_FREQ_CALLS_CROSSED): New macro.
7264 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7265 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7266 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7267 regmove_optimize): Update call crossed frequencies.
7268 * local-alloc.c (struct qty): Add freq_calls_crossed.
7269 (alloc_qty): Copute freq_calls_crossed.
7270 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7271 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7272 * ra.h (struct allocno): Add freq_calls_crossed.
7274 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7276 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7277 libgomp when compiling with ftree-parallelize-loops.
7278 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7280 2008-01-16 Richard Guenther <rguenther@suse.de>
7282 PR tree-optimization/34769
7283 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7284 * tree.c (int_cst_value): Instead make this function more
7285 permissive in what it accepts as valid input. Document this
7286 function always sign-extends the value.
7288 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7289 Richard Guenther <rguenther@suse.de>
7292 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7293 (gimple_fold_indirect_ref_rhs): ... this.
7294 (gimple_fold_indirect_ref): New function with foldings
7295 that preserve lvalueness.
7296 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7297 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7298 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7299 to fold an INDIRECT_REF, fall back to the old use of
7300 fold_indirect_ref_1.
7302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7304 * tree-data-ref.c (subscript_dependence_tester_1): Call
7305 free_conflict_function.
7306 (compute_self_dependence): Same.
7308 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7311 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7312 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7314 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7315 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7316 for DWARF2_UNWIND_INFO targets.
7318 2008-01-16 Richard Guenther <rguenther@suse.de>
7321 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7322 type qualifiers for function types.
7324 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7326 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7327 loop_iterator li from previous commit.
7329 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7331 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7333 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7335 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7336 (parallelize_loops): Don't parallelize irreducible components.
7338 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7341 * c-opts (c_common_post_options): Do not enable CPP
7342 flag_pedantic_errors by default.
7344 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7346 PR rtl-optimization/31944
7347 * cse.c (remove_pseudo_from_table): New function.
7348 (merge_equiv_classes): Use above function to remove pseudo-registers.
7349 (invalidate): Likewise.
7351 2008-01-13 Richard Guenther <rguenther@suse.de>
7354 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7355 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7357 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7359 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7360 validate_change to unshare the source of the PC set.
7362 2008-01-12 Jan Hubicka <jh@suse.cz>
7365 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7366 references above array bounds. This might trigger bounds checks for
7369 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7371 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7372 new_replaceable_dependencies.
7374 2008-01-12 Doug Kwan <dougkwan@google.com>
7376 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7377 instead of OPT_Wreturn_type in warning due to ignored return type
7379 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7380 options included in -Wextra.
7381 * c.opt: New option -Wignored_qualifiers.
7382 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7383 -Wignore_qualifiers.
7384 (-Wignored-qualifiers): Document.
7385 (-Wreturn-type): Remove description of functionality now handled
7386 by -Wignored-qualifiers.
7388 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7391 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7392 NOP_EXPR if it is between integral types with the same precision.
7394 2008-01-12 Jan Hubicka <jh@suse.cz>
7397 * invoke.texi (max-inline-recursive-depth): Fix default value.
7399 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7401 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7404 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7406 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7408 2008-01-11 James E. Wilson <wilson@specifix.com>
7411 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7413 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7415 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7416 save/restore frame pointer register and don't use 'call-prologues'
7417 optimization in function with "OS_task" attribute.
7419 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7422 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7423 when copying to memory.
7425 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7427 PR rtl-optimization/30905
7428 * cfgcleanup.c: Include dce.h
7429 (crossjumps_occured): New global variable.
7430 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7431 If something changed, set crossjumps_occured to true.
7432 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7433 Don't add/remove fake edges to exit here...
7434 (cleanup_cfg): ...but do it here, when crossjumping.
7435 Run a fast DCE when successful crossjumps occured in the latest
7436 iteration of try_optimize_cfg.
7438 2008-01-11 Richard Guenther <rguenther@suse.de>
7440 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7441 (struct vn_unary_op_s): Likewise.
7442 (vn_reference_insert): Free old reference on hash collision.
7444 2008-01-10 Raksit Ashok <raksit@google.com>
7446 PR rtl-optimization/27971
7447 * combine.c (find_split_point): Split PLUS expressions which are
7448 inside a MEM rtx, and whose first operand is complex.
7450 2008-01-10 DJ Delorie <dj@redhat.com>
7452 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7453 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7454 (m32c_hard_regno_ok): Call the underlying function.
7456 2008-01-10 Richard Guenther <rguenther@suse.de>
7459 * tree-cfg.c (tree_merge_blocks): Do not go through the
7460 full-blown folding and stmt updating path if we just deal
7461 with virtual operands.
7462 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7463 test for abnormal SSA_NAMEs.
7465 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7468 * reload.c (push_reload): Add assertions. All constants from
7469 reg_equiv_constant should have been used for replacing the respective
7471 (find_reloads_address): Invoke find_reloads_address_part for
7472 constant taken from the reg_equiv_constant array.
7474 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7476 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7477 field (valnum) the first in the struct. Replace bools with
7480 2008-01-10 Richard Guenther <rguenther@suse.de>
7482 PR tree-optimization/34651
7483 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7484 types and ordering for masking and converting.
7486 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7488 PR tree-optimization/34017
7489 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7490 also for PHI_NODE expressions.
7492 2008-01-09 Jan Hubicka <jh@suse.cz>
7494 PR tree-optimization/34708
7495 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7496 based on number of case labels.
7497 (init_inline_once): Remove switch_cost.
7498 * tree-inline.h (eni_weights_d): Remove switch_cost.
7500 2008-01-09 Richard Guenther <rguenther@suse.de>
7501 Andrew Pinski <andrew_pinski@playstation.sony.com>
7504 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7505 temporary if an rvalue is ok or an lvalue is not required.
7507 2008-01-09 Richard Guenther <rguenther@suse.de>
7510 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7513 2008-01-09 Richard Guenther <rguenther@suse.de>
7516 * tree.c (host_integerp): Check for sizetype only if the
7517 type is an integer type.
7519 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7522 * opts.c (decode_options): Disable inlining of functions called
7523 once if not in unit-at-a-time mode.
7525 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7527 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7529 2008-01-08 Richard Guenther <rguenther@suse.de>
7532 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7533 out early if the result will be unused.
7535 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7540 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7541 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7544 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7546 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7547 for vectorization tuned.
7549 2008-01-08 Richard Guenther <rguenther@suse.de>
7551 PR tree-optimization/34683
7552 * tree-ssa-operands.c (operand_build_cmp): Export.
7553 * tree-ssa-operands.h (operand_build_cmp): Declare.
7554 * tree-vn.c (vuses_compare): Remove.
7555 (sort_vuses): Use operand_build_cmp.
7556 (sort_vuses_heap): Likewise.
7557 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7558 to re-use old VEC if available. Do not sort already sorted VUSEs.
7559 (vdefs_to_vec): Do not sort already sorted VDEFs.
7561 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7564 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7566 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7569 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7570 limitations of reciprocal sequences on x86 targets.
7572 2008-01-08 Richard Guenther <rguenther@suse.de>
7574 PR tree-optimization/34683
7575 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7577 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7580 * config/darwin.c (darwin_mergeable_string_section): Don't use
7581 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7583 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7587 negxf2. Macroize expander using X87MODEF mode iterator. Change
7588 predicates of op0 and op1 to register_operand.
7589 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7590 expander using X87MODEF mode iterator. Change predicates of
7591 op0 and op1 to register_operand.
7592 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7593 corresponding patterns and macroize using MODEF macro. Change
7594 predicates of op0 and op1 to register_operand and remove
7595 "m" constraint. Disparage "r" alternative with "!".
7596 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7597 macroize using X87MODEF macro. Change predicates of op0 and op1
7598 to register_operand and remove "m" constraint. Disparage "r"
7599 alternative with "!".
7600 (absneg splitter with memory operands): Remove.
7601 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7602 patterns and macroize using X87MODEF mode iterator.
7603 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7604 Change predicate of op1 to register_operand.
7605 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7606 for memory operands.
7608 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7610 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7612 2008-01-07 Richard Guenther <rguenther@suse.de>
7614 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7617 2008-01-07 Richard Guenther <rguenther@suse.de>
7619 PR tree-optimization/34683
7620 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7621 VOPs of the needed size to save memory. Use VEC_quick_push
7622 to save compile-time.
7623 (vdefs_to_vec): Likewise.
7625 2008-01-07 Sa Liu <saliu@de.ibm.com>
7627 * config/spu/spu.md (divdf3): Genetate inline code for double
7628 division. The implementation doesn't handle INF or NAN, therefore it
7629 only applies when -ffinite-math-only is given.
7631 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7634 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7635 * doc/cpp.texi ([Common Predefined Macros]): Document.
7637 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7639 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7640 order to use commutative addition instead of subtraction.
7642 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7643 Mircea Namolaru <namolaru@il.ibm.com>
7644 Vladimir Yanovsky <yanov@il.ibm.com>
7645 Revital Eres <eres@il.ibm.com>
7647 PR tree-optimization/34263
7648 * tree-outof-ssa.c (process_single_block_loop_latch,
7649 contains_tree_r): New functions.
7650 (analyze_edges_for_bb): Call process_single_block_loop_latch
7651 function to empty single-basic-block latch block if possible.
7653 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7655 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7657 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7659 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7661 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7663 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7665 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7667 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7669 PR tree-optimization/34618
7670 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7673 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7676 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7677 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7678 Update copyright year.
7680 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7681 Update copyright year.
7682 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7685 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7687 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7688 edge does not point to current bb before changing need_assert.
7690 2008-01-04 Richard Guenther <rguenther@suse.de>
7693 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7694 for verifying purposes if they are is_gimple_min_invariant.
7696 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7698 PR tree-optimization/34448
7699 PR tree-optimization/34465
7700 * gimplify.c (gimplify_init_constructor): Add new parameter
7701 notify_temp_creation. Use it.
7702 (gimplify_modify_expr_rhs): Take volatiles into account when
7703 optimizing constructors.
7704 Do not optimize constructors if gimplify_init_constructor will dump to
7706 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7707 * gcc.c-torture/compile/pr34448.c: New.
7709 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7711 PR gcov-profile/34609
7712 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7713 return_slot if result is TREE_ADDRESSABLE.
7715 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7717 * config/mips/mips.md (sqrt_condition): Tweak comment.
7718 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7720 2008-01-03 Tom Tromey <tromey@redhat.com>
7723 * c-common.c (c_type_hash): Handle VLAs.
7725 2008-01-03 Jan Hubicka <jh@suse.cz>
7727 PR tree-optimization/31081
7728 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7729 0 when inlining and not inlining to first basic block.
7730 (remap_decl): When var is initialized to 0, don't set default_def.
7731 (expand_call_inline): Set entry_bb.
7732 * tree-inline.h (copy_body_data): Add entry_bb.
7734 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7737 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7740 PR tree-optimization/29484
7741 * tree-inline.c (inline_forbidden_p_2): New function.
7742 (inline_forbidden_p): Disallow inlining if some static var
7743 has an address of a local LABEL_DECL in its initializer.
7744 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7747 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7749 PR tree-optimization/34635
7750 * tree-data-ref.c (add_other_self_distances): Make sure that the
7751 evolution step is constant.
7753 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7756 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7758 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7760 * tree-sra.c (scalarize_init): Insert the generate_element_init
7761 statements after the generate_element_zero statements.
7763 2008-01-02 Richard Guenther <rguenther@suse.de>
7767 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7768 for very large number of operands instead of ICEing.
7770 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7773 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7774 while stack probing.
7776 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7778 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7781 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7784 * tree-mudflap.c (mx_register_decls): Guard warning by
7785 !DECL_ARTIFICIAL check.
7787 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7789 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7790 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7791 sse5_perm<mode>): Fix constraints.