1 2008-06-06 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-structalias.c (merge_smts_into): Remove.
4 (find_what_p_points_to): Do not bother to compute the
5 points-to set for pt_anything pointers.
6 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7 for pt_anything pointers is ok.
9 2008-06-06 Jan Hubicka <jh@suse.cz>
11 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15 * cgraph.c: Fix typos in comments.
16 (cgraph_availability_names): Fix string typo.
17 * fold-const.c: Fix typos in comments.
18 (fold_binary): Fix typo in warning.
19 * genautomata.c: Fix typos in comments.
20 (check_presence_pattern_sets): Fix typo in local variable.
21 (output_description): Fix typo in output.
22 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
24 * matrix-reorg.c (check_allocation_function): Likewise.
25 * omega.c (smooth_weird_equations): Likewise.
26 * auto-inc-dec.c: Fix typos in comments.
27 * bb-reorder.c: Likewise.
28 * builtins.c: Likewise.
29 * c-common.c: Likewise.
30 * c-cppbuiltin.c: Likewise.
31 * c-parser.c: Likewise.
32 * c-pretty-print.c: Likewise.
33 * cfgcleanup.c: Likewise.
34 * cfgexpand.c: Likewise.
35 * cfghooks.c: Likewise.
36 * cfglayout.c: Likewise.
37 * cfgloopmanip.c: Likewise.
38 * cgraphunit.c: Likewise.
39 * coverage.c: Likewise.
41 * df-byte-scan.c: Likewise.
42 * df-core.c: Likewise.
43 * df-problems.c: Likewise.
44 * df-scan.c: Likewise.
46 * dominance.c: Likewise.
47 * domwalk.c: Likewise.
49 * dwarf2out.c: Likewise.
50 * emit-rtl.c: Likewise.
51 * et-forest.c: Likewise.
52 * function.c: Likewise.
53 * function.h: Likewise.
55 * gcov-io.c: Likewise.
58 * genattrtab.c: Likewise.
59 * ggc-page.c: Likewise.
60 * gimplify.c: Likewise.
61 * gthr-lynx.h: Likewise.
62 * haifa-sched.c: Likewise.
64 * ipa-inline.c: Likewise.
65 * ipa-prop.h: Likewise.
66 * ipa-pure-const.c: Likewise.
67 * ipa-struct-reorg.c: Likewise.
68 * ipa-struct-reorg.h: Likewise.
69 * ipa-type-escape.c: Likewise.
71 * loop-doloop.c: Likewise.
72 * mips-tfile.c: Likewise.
73 * mkmap-flat.awk: Likewise.
74 * mkmap-symver.awk: Likewise.
75 * modulo-sched.c: Likewise.
76 * omp-low.c: Likewise.
81 * postreload-gcse.c: Likewise.
82 * postreload.c: Likewise.
83 * predict.c: Likewise.
84 * pretty-print.h: Likewise.
85 * profile.c: Likewise.
86 * protoize.c: Likewise.
87 * ra-conflict.c: Likewise.
90 * regclass.c: Likewise.
93 * rtl-error.c: Likewise.
94 * rtlanal.c: Likewise.
96 * sched-rgn.c: Likewise.
100 * tree-dfa.c: Likewise.
101 * tree-eh.c: Likewise.
102 * tree-flow-inline.h: Likewise.
103 * tree-inline.c: Likewise.
104 * tree-into-ssa.c: Likewise.
105 * tree-loop-distribution.c: Likewise.
106 * tree-nested.c: Likewise.
107 * tree-parloops.c: Likewise.
108 * tree-pass.h: Likewise.
109 * tree-pretty-print.c: Likewise.
110 * tree-profile.c: Likewise.
111 * tree-scalar-evolution.c: Likewise.
112 * tree-sra.c: Likewise.
113 * tree-ssa-alias-warnings.c: Likewise.
114 * tree-ssa-ccp.c: Likewise.
115 * tree-ssa-coalesce.c: Likewise.
116 * tree-ssa-dom.c: Likewise.
117 * tree-ssa-dse.c: Likewise.
118 * tree-ssa-forwprop.c: Likewise.
119 * tree-ssa-live.c: Likewise.
120 * tree-ssa-live.h: Likewise.
121 * tree-ssa-loop-im.c: Likewise.
122 * tree-ssa-loop-ivopts.c: Likewise.
123 * tree-ssa-loop-niter.c: Likewise.
124 * tree-ssa-loop-prefetch.c: Likewise.
125 * tree-ssa-phiopt.c: Likewise.
126 * tree-ssa-phiprop.c: Likewise.
127 * tree-ssa-sccvn.c: Likewise.
128 * tree-ssa-ter.c: Likewise.
129 * tree-ssa-threadupdate.c: Likewise.
130 * tree-ssa.c: Likewise.
131 * tree-vect-analyze.c: Likewise.
132 * tree-vect-transform.c: Likewise.
133 * tree-vectorizer.c: Likewise.
134 * tree-vn.c: Likewise.
135 * tree-vrp.c: Likewise.
137 * tree.def: Likewise.
139 * unwind-dw2-fde.c: Likewise.
140 * unwind.inc: Likewise.
141 * value-prof.c: Likewise.
142 * vmsdbgout.c: Likewise.
144 2008-06-05 David Edelsohn <edelsohn@gnu.org>
146 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
147 always place FP constants in the TOC for TARGET_POWERPC64.
148 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
150 2008-06-05 Joseph Myers <joseph@codesourcery.com>
152 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
153 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
154 enable for TARGET_E500_DOUBLE.
155 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
156 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
157 floating-point modes like integer modes for E500 double.
158 (rs6000_legitimate_offset_address_p): Likewise.
159 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
160 addressing for DDmode for E500 double.
161 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
162 modes as using 64-bits of registers for E500 double.
163 (spe_build_register_parallel): Do not handle DDmode or TDmode.
164 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
165 specially for E500 double.
166 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
167 TDmode for E500 double.
168 (rs6000_gimplify_va_arg): Only handle SDmode in registers
169 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
170 (rs6000_split_multireg_move): Do not handle TDmode specially for
172 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
173 using 64-bit registers for E500 double.
174 (emit_frame_save): Do not handle DDmode specially for E500 double.
175 (gen_frame_mem_offset): Likewise.
176 (rs6000_function_value): Do not call spe_build_register_parallel
177 for DDmode or TDmode.
178 (rs6000_libcall_value): Likewise.
179 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
180 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
183 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
185 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
188 2008-06-04 Junjie Gu <jgu@tensilica.com>
190 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
191 comparison for frame pointers.
193 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
196 * config/avr/avr.h: (PUSH_ROUNDING): Remove.
198 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
201 * builtins.c (expand_builtin_signbit): Don't take lowpart when
202 register is already smaller or equal to required mode.
204 2008-06-04 Xinliang David Li <davidxl@google.com>
206 * tree-call-cdce.c: New file.
207 (cond_dead_built_in_calls): New static variable.
208 (input_domain): New struct.
209 (check_pow): New function.
210 (check_builtin_call): Ditto.
211 (check_target_format): Ditto.
212 (is_call_dce_candidate): Ditto.
213 (gen_one_condition): Ditto.
214 (gen_conditions_for_domain): Ditto.
216 (gen_conditions_for_pow_cst_base): Ditto.
217 (gen_conditions_for_pow_int_base): Ditto.
218 (gen_conditions_for_pow): Ditto.
219 (get_no_error_domain): Ditto.
220 (gen_shrink_wrap_conditions): Ditto.
221 (shrink_wrap_one_built_in_call): Ditto.
222 (shink_wrap_conditional_dead_built_in_calls): Ditto.
223 (tree_call_cdce): Ditto.
224 (gate_call_cdce): Ditto.
225 (pass_call_cdce): New gimple pass.
226 * passes.c: (init_optimization_passes): New pass.
227 * tree-pass.h: New pass declaration.
228 * opts.c (decode_options): New flag setting.
229 * common.opt: Add -ftree-builtin-call-dce flag.
230 * Makefile.in: Add new source file.
231 * tempvar.def: New tv_id.
232 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
234 2008-06-04 Richard Guenther <rguenther@suse.de>
236 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
238 (is_call_clobbered): Always check var_ann->call_clobbered.
239 (mark_call_clobbered): Always set var_ann->call_clobbered.
240 (clear_call_clobbered): Always clear var_ann->call_clobbered.
241 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
242 (reset_alias_info): Clear call clobbering info on MTAGs and
244 (set_pt_anything): Set pt_global_mem.
245 (create_tag_raw): Adjust comment.
246 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
248 2008-06-04 Joseph Myers <joseph@codesourcery.com>
249 Maxim Kuvyrkov <maxim@codesourcery.com>
251 * config/m68k/m68k.opt (mxgot): New option.
252 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
253 (m68k_output_addr_const_extra): New.
254 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
255 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
256 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
257 * doc/invoke.texi (M680x0 Options): Document -mxgot.
259 2008-06-04 Richard Guenther <rguenther@suse.de>
261 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
262 negative or non-representable offsets.
264 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
266 * config/i386/i386.c (ix86_gen_leave): New.
267 (ix86_gen_pop1): Likewise.
268 (ix86_gen_add3): Likewise.
269 (ix86_gen_sub3): Likewise.
270 (ix86_gen_sub3_carry): Likewise.
271 (ix86_gen_one_cmpl2): Likewise.
272 (ix86_gen_monitor): Likewise.
273 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
274 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
275 ix86_gen_one_cmpl2 and ix86_gen_monitor.
276 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
277 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
278 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
279 (ix86_expand_epilogue): Updated.
280 (print_operand): Handle integer register operand for 'z'.
281 (ix86_expand_strlensi_unroll_1): Likewise.
282 (ix86_expand_strlen): Likewise.
283 (ix86_expand_builtin): Likewise.
284 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
285 mov{q}/mov{l} and add{q}/add{l}.
287 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
289 * config/i386/i386.md (P): New mode iterator.
290 (SFmode push_operand splitter): Macroize DImode and SImode pushes
291 using P mode iterator.
292 (DFmode push_operand splitter): Ditto.
293 (XFmode push_operand splitter): Ditto.
294 (DFmode float_extend SFmode push_operand splitter): Ditto.
295 (XFmode float_extend SFmode push_operand splitter): Do not generate
296 SImode pushes for 64bit target. Macroize Dimode and SImode
297 pushes using P mode iterator.
298 (XFmode float_extend DFmode push_operand splitter): Ditto.
300 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
302 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
303 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
305 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
307 (ix86_call_abi_override): Remove check for call_used_regs.
309 2008-06-03 Richard Guenther <rguenther@suse.de>
311 * tree-ssa-structalias.c (find_func_aliases): Add constraints
312 for the lhs of calls if the return type contains pointers.
314 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
316 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
317 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
318 * function.c (allocate_struct_function): Use of
320 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
321 of cfun and DEFAULT_ABI to deceide abi mode.
323 (REG_PARM_STACK_SPACE): Removed.
324 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
325 (STACK_BOUNDARY): Use default target to deceide stack boundary.
326 * config/i386/i386-protos.h (ix86_cfun_abi): New.
327 (ix86_function_abi): Likewise.
328 (ix86_function_type_abi): Likewise.
329 (ix86_call_abi_override): Likewise.
330 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
331 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
332 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
333 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
335 (X86_64_REGPARM_MAX): New.
336 (X86_64_SSE_REGPARM_MAX): New.
337 (X64_REGPARM_MAX): New.
338 (X64_SSE_REGPARM_MAX): New.
339 (X86_32_REGPARM_MAX): New.
340 (X86_32_SSE_REGPARM_MAX): New.
341 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
342 (ix86_function_regparm): Handle user calling abi.
343 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
344 by DEFAULT_ABI versus SYSV_ABI check.
345 (ix86_reg_parm_stack_space): New.
346 (ix86_function_type_abi): New.
347 (ix86_call_abi_override): New.
348 (ix86_function_abi): New.
349 (ix86_cfun_abi): New.
350 (init_cumulative_args): Call abi specific initialization.
351 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
352 (function_arg_64): Extend SSE_REGPARM_MAX check.
353 (function_arg (): Remove TARGET_64BIT_MS_ABI.
354 (ix86_pass_by_reference): Likewise.
355 (ix86_function_value_regno_p): Likewise.
356 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
357 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
358 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
359 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
360 (setup_incoming_varargs_64): Adjust regparm for call abi.
361 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
362 (ix86_va_start): Likewise.
363 (ix86_gimplify_va_arg): Likewise.
364 (ix86_expand_prologue): Likewise.
365 (output_pic_addr_const): Likewise.
366 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
367 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
368 (x86_output_mi_thunk): Likewise.
369 (x86_function_profiler): Likewise.
370 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
371 (SYSV_ABI, MS_ABI): New constants.
373 (init_regs): Add prototype of function in regclass.c file.
374 (OVERRIDE_ABI_FORMAT): New.
375 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
376 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
377 (OUTGOING_REG_PARM_STACK_SPACE): New.
378 (ix86_reg_parm_stack_space): New prototype.
379 (CUMULATIVE_ARGS): Add call_abi member.
380 (machine_function): Add call_abi member.
381 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
382 by DEFAULT_ABI compare to MS_ABI.
384 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
387 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
388 (avr_builtin_setjmp_frame_value): New function.
389 * config/avr/avr.md (nonlocal_goto_receiver): Define.
390 (nonlocal_goto): Define.
392 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
394 * config/mips/mips.c (mips_emit_loadgp): Return early if
395 there is nothing do to, otherwise emit a blockage if
396 !TARGET_EXPLICIT_RELOCS || crtl->profile.
397 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
399 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
401 * configure.ac: Drop unneeded backslash ending up in config.in.
402 * acinclude.m4: Likewise.
403 * config.in: Regenerate.
405 2008-05-26 Jan Hubicka <jh@suse.cz>
407 * predict.c (maybe_hot_frequency_p): Break out of...
408 (maybe_hot_bb_p): ... here.
409 (maybe_hot_edge_p): New.
410 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
411 * basic-block.h (maybe_hot_edge_p): Declare.
413 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
416 (*cmpfp_<mode>_cc): Ditto.
417 (*fp_jcc_8<mode>_387): Ditto.
418 (*fop_<MODEF:mode>_2_i387): Ditto.
419 (*fop_<MODEF:mode>_3_i387): Ditto.
420 (*fop_xf_2_i387): Ditto.
421 (*fop_xf_3_i387): Ditto.
423 2008-06-02 Tomas Bily <tbily@suse.cz>
425 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
427 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
429 * config/mips/mips.c (mips_valid_offset_p): New function.
430 (mips_valid_lo_sum_p): Likewise.
431 (mips_classify_address): Use them.
432 (mips_force_address): New function.
433 (mips_legitimize_address): Use it.
434 * config/mips/mips.md (MOVE128): New mode iterator.
435 (movtf): Require TARGET_64BIT. Remove empty strings.
436 (*movtf_internal): Rename to...
437 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
438 of "R" and use {,fp}{load,store} attributes instead of "multi".
439 Use a separate define_split.
440 (*movtf_mips16): New pattern.
442 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
444 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
445 * config/mips/mips.c (mips_expand_before_return): New function.
446 (mips_expand_epilogue): Call it.
447 * config/mips/mips.md (return): Turn into a define_expand.
450 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
452 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
453 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
454 functions. Do not emit uses and clobbers of CONCATs; individually
455 use and clobber their operands.
456 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
457 gen_clobber, emit_use and gen_use.
458 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
459 (expand_builtin_return): Likewise.
460 * cfgbuild.c (count_basic_blocks): Likewise.
461 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
462 * explow.c (emit_stack_restore): Likewise.
463 * expmed.c (extract_bit_field_1): Likewise.
464 * expr.c (convert_move, emit_move_complex_parts): Likewise.
465 (emit_move_multi_word, store_constructor): Likewise.
466 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
467 (thread_prologue_and_epilogue_insns): Likewise.
468 * lower-subreg.c (resolve_simple_move): Likewise.
469 * optabs.c (widen_operand, expand_binop): Likewise.
470 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
471 * reload.c (find_reloads): Likewise.
472 * reload1.c (eliminate_regs_in_insn): Likewise.
473 * stmt.c (expand_nl_goto_receiver): Likewise.
474 * config/alpha/alpha.md (builtin_longjmp): Likewise.
475 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
476 * config/arm/arm.c (arm_load_pic_register): Likewise.
477 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
478 * config/arm/arm.md (untyped_return): Likewise.
479 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
480 * config/avr/avr.c (expand_prologue): Likewise.
481 * config/bfin/bfin.c (do_unlink): Likewise.
482 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
483 * config/cris/cris.c (cris_expand_prologue): Likewise.
484 * config/darwin.c (machopic_indirect_data_reference): Likewise.
485 (machopic_legitimize_pic_address): Likewise.
486 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
487 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
488 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
489 (ix86_expand_convert_uns_didf_sse): Likewise.
490 (ix86_expand_vector_init_general): Likewise.
491 * config/ia64/ia64.md (eh_epilogue): Likewise.
492 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
493 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
494 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
495 (config/iq2000/iq2000.c): Likewise.
496 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
497 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
498 (builtin_longjmp): Likewise.
499 * config/mn10300/mn10300.md (call, call_value): Likewise.
500 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
501 * config/pdp11/pdp11.md (abshi2): Likewise.
502 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
503 * config/s390/s390.c (s390_emit_prologue): Likewise.
504 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
505 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
506 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
507 * config/sh/sh.c (prepare_move_operands): Likewise.
508 (output_stack_adjust, sh_expand_epilogue): Likewise.
509 (sh_set_return_address, sh_expand_t_scc): Likewise.
510 * config/sparc/sparc.c (load_pic_register): Likewise.
511 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
512 * config/spu/spu.c (spu_expand_epilogue): Likewise.
513 * config/v850/v850.c (expand_epilogue): Likewise.
515 2008-05-31 Anatoly Sokolov <aesok@post.ru>
517 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
518 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
519 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
520 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
521 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
522 stack pointer register.
523 (output_movhi): Remove code for interrupt specific writing to the
524 stack pointer register.
526 2008-05-31 Richard Guenther <rguenther@suse.de>
528 PR tree-optimization/34244
529 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
530 (tree_expr_nonzero_warnv_p): Likewise.
531 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
532 ssa_name_nonnegative_p.
533 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
534 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
535 not tree_expr_nonzero_warnv_p.
537 PR tree-optimization/36262
539 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
541 PR tree-optimization/34244
542 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
543 (record_numbers_of_iterations): New function.
544 (execute_vrp): Cache the numbers of iterations of loops.
545 * tree-scalar-evolution.c (scev_reset_except_niters):
547 (scev_reset): Use scev_reset_except_niters.
548 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
550 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
552 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
553 __WORKAROUND_RETS when appropriate.
555 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
557 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
558 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
560 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
561 *fop_df_comm_sse insn patterns using MODEF mode iterator.
562 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
563 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
564 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
565 *fop_df_1_mixed insn patterns using MODEF mode iterator.
566 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
567 *fop_df_1_sse insn patterns using MODEF mode iterator.
568 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
569 *fop_df_1_i387 insn patterns using MODEF mode iterator.
570 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
571 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
572 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
573 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
574 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
575 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
576 (*fop_xf_4_i387): Use <MODE> for mode attribute.
577 (*fop_xf_5_i387): Ditto.
578 (*fop_xf_6_i387): Ditto.
580 2008-05-30 Richard Guenther <rguenther@suse.de>
582 * builtins.c (build_string_literal): Avoid generating
583 a non-gimple_val result.
585 2008-05-30 DJ Delorie <dj@redhat.com>
587 * exec-tool.in: Use an environment variable (private) instead of a
588 file (shared) as a semaphore, so as to not break parallel builds.
590 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
592 * optabs.c (maybe_encapsulate_block): Remove.
593 (emit_libcall_block): Adjust accordingly.
594 * optabs.h (maybe_encapsulate_block): Remove prototype.
596 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
597 Don't use maybe_encapsulate_block.
599 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
601 * config/rs6000/rs6000.c (rs6000_legitimize_address,
602 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
603 rtx is a SYMBOL_REF before calling get_pool_constant.
605 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
607 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
609 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
611 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
612 rather than OS names to choose INO_T_EQ definition.
613 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
614 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
616 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
619 * config/darwin-f.c: New.
620 * config/t-darwin: Added rule to build darwin-f.o.
621 * config.gcc: Defined new variable, fortran_target_objs.
622 (*-*-darwin*): Set fortran_target_objs.
623 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
624 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
625 * configure: Regenerated.
627 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
630 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
631 canonical type if needed.
633 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
635 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
637 2008-05-29 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/36343
640 PR tree-optimization/36346
641 PR tree-optimization/36347
642 * tree-flow.h (clobber_what_p_points_to): Declare.
643 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
644 pointed-to variable is dereferenced is irrelevant to whether
645 the pointer can access the pointed-to variable.
646 (clobber_what_p_points_to): New function.
647 * tree-ssa-alias.c (set_initial_properties): Use it.
648 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
649 call clobber check for NMTs.
651 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
653 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
654 for printing gcov_type.
656 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
658 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
659 and the eh region information.
660 * value-prof.c (gimple_move_stmt_histograms): New function.
661 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
663 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
665 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
667 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
669 * value-prof.c (tree_ic_transform): Print counts.
670 * tree-profile.c (tree_gen_ic_func_profiler):
671 Clear __gcov_indreict_call_callee variable to avoid misattribution
674 2008-05-28 Rafael Espindola <espindola@google.com>
676 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
679 2008-05-28 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/36339
682 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
683 and clobbering code out of the loop.
685 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
687 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
690 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
691 s390_contiguous_bitmask_p, s390_symref_operand_p,
692 s390_check_symref_alignment, s390_reload_larl_operand,
693 s390_reload_symref_address): New functions.
694 (s390_branch_condition_mnemonic): Support compare and branch
696 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
698 (s390_secondary_reload): Add secondary reloads for unaligned
699 symbol refs or symbol refs to floating point or QI/TI mode
701 (legitimate_address_p): Accept symbol references as addresses.
702 (s390_expand_insv): Use rotate and insert selected bits
703 instruction for insv when building for z10.
704 (print_operand_address): Handle symbol ref addresses.
705 (print_operand): Output modifier 'c' added for signed byte values.
706 (s390_encode_section_info): Mark symbol refs with
707 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
709 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
710 (length attribute): RRF, RRR have 4 byte length.
711 (FPALL, INTALL): New mode iterators added.
712 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
713 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
714 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
715 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
716 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
717 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
718 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
719 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
721 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
722 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
723 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
724 reload<INTALL:mode><P:mode>_toreg_z10,
725 reload<FPALL:mode><P:mode>_tomem_z10,
726 reload<FPALL:mode><P:mode>_toreg_z10,
727 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
728 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
729 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
730 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
732 (movmem, clrmem, cmpmem): New splitters added.
734 * config/s390/predicates.md (larl_operand): Use
735 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
737 (s390_signed_integer_comparison,
738 s390_unsigned_integer_comparison): New predicates.
740 * config/s390/s390-protos.h (s390_check_symref_alignment,
741 s390_contiguous_bitmask_p, s390_reload_larl_operand,
742 s390_reload_symref_address,
743 s390_compare_and_branch_condition_mask): Prototypes added.
745 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
746 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
747 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
749 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
751 * config/s390/s390.c (z10_cost): New cost function for z10.
752 (s390_handle_arch_option, override_options): Support -march=z10 switch.
753 (s390_issue_rate): Adjust issue rate for z10.
754 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
755 (processor_flags): Add PF_Z10.
756 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
757 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
758 * gcc/config.gcc: Add z10.
760 2008-05-28 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/36291
763 * tree-flow. h (struct gimple_df): Remove var_anns member.
764 * tree-flow-inline.h (gimple_var_anns): Remove.
766 * tree-dfa.c (create_var_ann): Simplify.
767 (remove_referenced_var): Clear alias info from var_anns of globals.
768 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
769 (delete_tree_ssa): Clear alias info from var_anns of globals.
770 Do not free var_anns.
771 (var_ann_eq): Remove.
772 (var_ann_hash): Likewise.
774 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
776 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
777 and loongson2f entries.
778 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
779 * config/mips/mips.h (processor_type): Add Loongson-2E
780 and Loongson-2F entries.
781 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
782 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
783 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
784 * doc/invoke.texi (MIPS Options): Document loongson2e
785 and loongson2f processor names.
787 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
791 * config/i386/i386.c (ix86_function_arg_boundary): Use
792 alignment of canonical type.
793 (ix86_expand_vector_move): Check unaligned memory access for
796 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
798 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
799 Moved to the front of file.
801 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
802 H.J. Lu <hongjiu.lu@intel.com>
804 * dwarf2out.c (current_fde): New.
806 (lookup_cfa:): Likewise.
807 (dwarf2out_end_epilogue): Likewise.
808 (dwarf2out_note_section_used): Likewise.
810 2008-05-27 Michael Matz <matz@suse.de>
813 * c.opt (Wenum-compare): New warning option.
814 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
816 2008-05-27 Michael Matz <matz@suse.de>
819 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
821 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
822 into memory as tail calls.
824 2008-05-27 Richard Guenther <rguenther@suse.de>
826 PR tree-optimization/36339
827 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
828 pointers cause all addressable variables to be call clobbered.
830 2008-05-27 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/36245
833 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
835 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
837 * config/s390/s390.md: Replace all occurences of the 'm'
838 constraint with 'RT'.
840 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
842 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
844 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
846 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
847 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
848 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
850 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
852 * reload.c: (find_reloads): Skip alternatives according to the
853 "enabled" attribute. Constify the constraint variable.
854 * recog.c (get_attr_enabled): Add default implementation.
855 (extract_insn): Set the alternative_enabled_p array
856 in the recog_data struct.
857 (preprocess_constraints, constrain_operands): Skip
858 alternatives according to the "enabled" attribute
859 * recog.h (struct recog_data): New field alternative_enabled_p.
860 (skip_alternative): New inline function.
861 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
862 (record_reg_classes): Skip alternative according to the
865 * doc/md.texi: Add documention for the "enabled" attribute.
867 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
869 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
870 * postreload.c (reload_cse_simplify_operands): Replace 'm'
871 constraint with TARGET_MEM_CONSTRAINT.
872 * recog.c (asm_operand_ok, preprocess_constraints,
873 constrain_operands): Likewise.
874 * regclass.c (record_reg_classes): Likewise.
875 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
876 * reload1.c (maybe_fix_stack_asms): Likewise.
877 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
878 * recog.h: Adjust comment.
879 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
880 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
881 * doc/md.texi: Add a note to description of 'm' constraint.
882 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
884 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
886 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
887 that the bitfield is of integral type before testing its precision.
889 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
890 Sa Liu <saliu@de.ibm.com>
892 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
893 __modti3, __udivti3, __umodti3 and __udivmodti4.
894 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
895 that implement TImode mul and div functions.
896 * config/spu/multi3.c: New. Implement __multi3.
897 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
898 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
901 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
903 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
904 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
905 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
906 tls_sysv_suffix): New mode and mode attribute iterators.
907 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
908 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
909 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
910 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
911 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
914 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
916 PR tree-optimization/36329
917 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
918 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
919 * cgraphbuild.c (initialize_inline_failed): Use the latter
920 macro in lieu of the former.
921 * ipa-inline.c (cgraph_mark_inline): Likewise.
922 (cgraph_decide_inlining_of_small_function): Likewise.
923 (cgraph_decide_inlining): Likewise.
924 (cgraph_decide_inlining_incrementally): Likewise.
926 2008-05-26 Tristan Gingold <gingold@adacore.com>
927 Anatoly Sokolov <aesok@post.ru>
929 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
930 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
931 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
932 optimization for 'avr6' architecture.
934 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
937 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
939 2008-05-26 Richard Guenther <rguenther@suse.de>
941 * tree-ssa-sccvn.c (expr_has_constants): Declare.
942 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
944 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
947 * caller-save.c (insert_restore): Verify alignment of spill space.
948 (insert_save): Likewise.
949 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
950 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
951 (STACK_SLOT_ALIGNMENT): Likewise.
952 * function.c (LOCAL_ALIGNMENT): Removed.
953 (get_stack_local_alignment): New.
954 (assign_stack_local): Use it. Set alignment on stack slot.
955 (assign_stack_temp_for_type): Use get_stack_local_alignment.
956 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
957 (STACK_SLOT_ALIGNMENT): New.
958 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
959 stack slot in XFmode.
961 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
963 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
966 * config/i386/i386.md (allocate_stack_worker_64): Make sure
967 argument operand in rax isn't removed.
969 2008-05-26 Richard Guenther <rguenther@suse.de>
972 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
973 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
975 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
978 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
980 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
982 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
983 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
985 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
987 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
988 build a trampoline if we don't want one.
989 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
990 return zero for nested functions if we don't want a trampoline.
992 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
994 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
996 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
999 * c.opt: Removed undocumented option '-lang-fortran'.
1000 * c-common.h: Removed global variable 'lang_fortran'.
1001 * c-opts.c (c_common_handle_option): Removed code to handle
1002 option '-lang-fortran'. Updated includes.
1003 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1004 definition of '__GFORTRAN__'.
1005 (define__GNUC__): Reimplemented to use BASEVER and
1006 cpp_define_formatted.
1007 (builtin_define_with_value_n): Removed.
1008 * c-incpath.h: Renamed to ...
1009 * incpath.h: ... this.
1010 * c-incpath.c: Renamed to ...
1011 * incpath.c: ... this. Updated includes.
1012 * fix-header.c: Updated includes.
1013 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1014 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1015 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1017 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1019 * tree.h: Update the table of flags used on tree nodes.
1020 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1021 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1022 (FORCED_LABEL): Add access check.
1023 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1024 (ASM_INPUT_P): Likewise.
1025 (ASM_VOLATILE_P): Likewise.
1026 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1027 (OMP_SECTION_LAST): Access private_flag directly.
1028 (OMP_RETURN_NOWAIT): Likewise.
1029 (OMP_PARALLEL_COMBINED): Likewise.
1030 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1031 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1032 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1033 deprecated_flag directly.
1035 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1037 * final.c (frame_pointer_needed): Removed.
1038 * flags.h (frame_pointer_needed): Likewise.
1040 * function.h (rtl_data): Add frame_pointer_needed.
1041 (frame_pointer_needed): New.
1043 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1045 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1047 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1049 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1052 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1054 * c-common.c (strip_array_types): Move function to..
1056 (get_inner_array_type): Delete.
1057 * c-common.h (strip_array_types): Move declaration to..
1059 (get_inner_array_type): Delete.
1060 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1061 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1062 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1063 * config/pa/pa.c (emit_move_sequence): Likewise.
1065 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1067 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1070 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1072 * function.c: Include target hook for nonlocal_goto frame value.
1074 2008-05-24 Richard Guenther <rguenther@suse.de>
1076 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1077 variable can be only accessed through a pointer or a union.
1079 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1081 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1082 * doc/extend.texi: Likewise.
1084 2008-05-23 DJ Delorie <dj@redhat.com>
1086 * config/m32c/jump.md (untyped_call): Add.
1088 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1090 (m32c_address_cost): Detail costs for indirect offsets.
1092 2008-05-23 Rafael Espindola <espindola@google.com>
1094 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1095 if a node is a SUBREG.
1096 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1099 2008-05-23 Paul Brook <paul@codesourcery.com>
1100 Carlos O'Donell <carlos@codesourcery.com>
1102 * doc/extend.texi: Clarify use of __attribute__((naked)).
1103 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1104 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1105 * function.c (use_register_for_decl): Use
1106 targetm.calls.allocate_stack_slots_for_args.
1107 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1108 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1109 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1111 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1113 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1115 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1117 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1118 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1119 is only rounded once.
1121 2008-05-23 Richard Guenther <rguenther@suse.de>
1123 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1125 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1126 Jakub Jelinek <jakub@redhat.com>
1129 * configure.ac: Handle --enable-cld.
1130 * configure: Regenerated.
1131 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1132 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1133 (ix86_current_function_needs_cld): New define.
1134 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1135 (cld): New isns pattern.
1136 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1137 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1138 * config/i386/i386.opt (mcld): New option.
1139 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1140 TARGET_CLD and ix86_current_function_needs_cld.
1141 (override_options): Use -mcld by default for 32-bit code if
1144 * doc/install.texi (Options specification): Document --enable-cld.
1145 * doc/invoke.texi (Machine Dependent Options)
1146 [i386 and x86-64 Options]: Add -mcld option.
1147 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1149 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1150 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1151 (return_in_memory_64): Likewise.
1152 (return_in_memory_ms_64): Likewise.
1154 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1156 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1157 * builtins.c (fold_builtin_fpclassify): New.
1158 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1159 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1160 * c-common.c (handle_type_generic_attribute): Adjust to accept
1161 fixed arguments before an elipsis.
1162 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1163 * doc/extend.texi: Document __builtin_fpclassify.
1165 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1167 * omp-low.c (gate_expand_omp_ssa): Remove.
1168 (pass_expand_omp_ssa): Remove.
1169 (gate_expand_omp): Do not check for flag_openmp_ssa.
1170 * common.opt (-fopenmp-ssa): Remove.
1171 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1173 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1175 * config/sh/sh.opt (mfixed-range): New option.
1176 * config/sh/sh-protos.h (sh_fix_range): Declare.
1177 * config/sh/sh.c (sh_fix_range): New function.
1178 * config/sh/sh.h (sh_fixed_range_str): Declare.
1179 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1181 * doc/invoke.texi (SH Options): Document -mfixed-range.
1183 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1185 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1186 it before the redeclaration.
1188 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1190 * config/avr/avr.c (get_sequence_length): Add new function.
1191 (expand_prologue, expand_epilogue): Remove duplicate code.
1193 2008-05-22 Rafael Espindola <espindola@google.com>
1195 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1198 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1200 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1201 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1203 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1204 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1205 (vect_update_misalignment_for_peel): Likewise.
1206 (vector_alignment_reachable_p): Likewise.
1207 * tree-vect-transform.c (vectorizable_load): Likewise.
1208 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1209 (get_vectype_for_scalar_type): Pass mode of scalar_type
1210 to UNITS_PER_SIMD_WORD.
1212 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1213 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1214 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1215 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1216 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1218 2008-05-22 Ira Rosen <irar@il.ibm.com>
1220 PR tree-optimization/36293
1221 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1222 if the first load must be skipped because of a gap.
1224 2008-05-22 Richard Guenther <rguenther@suse.de>
1226 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1227 more cases of offset disambiguation that is possible if
1228 strict-aliasing rules apply.
1229 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1230 for basic offset and type-based disambiguation.
1232 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1234 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1235 ix86_expand_vector_set on V16QImode for SSE4.1.
1237 2008-05-21 Tom Tromey <tromey@redhat.com>
1239 * c.opt (Wimport): Mark as undocumented.
1240 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1242 (Warning Options): Likewise.
1243 * doc/cppopts.texi: Don't mention -Wimport.
1245 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1247 PR tree-optimization/36287
1248 PR tree-optimization/36286
1249 * lambda-code.c (build_access_matrix): Do not use the loop->num
1250 for computing the number of induction variables: use the loop depth
1253 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1256 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1257 option -f(no-)leading-underscore.
1259 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1261 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1262 GET_MODE_NUNITS (mode).
1264 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1266 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1267 (-mmulhw): Add 464 to description.
1268 (-mdlmzb): Likewise.
1269 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1270 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1272 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1273 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1274 * config/rs6000/rs6000.md: Update comments for 464.
1276 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1278 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1280 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1282 * config/i386/sse.md (vec_extractv4sf): Removed.
1283 (vec_extractv2df): Likewise.
1284 (vec_extractv2di): Likewise.
1285 (vec_extractv4si): Likewise.
1286 (vec_extractv8hi): Likewise.
1287 (vec_extractv16qi): Likewise.
1288 (vec_extract<mode>): New.
1290 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1292 * config/i386/sse.md (vec_setv4sf): Removed.
1293 (vec_setv2df): Likewise.
1294 (vec_setv2di): Likewise.
1295 (vec_setv4si): Likewise.
1296 (vec_setv8hi): Likewise.
1297 (vec_setv16qi): Likewise.
1298 (vec_set<mode>): New.
1300 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1302 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1303 goto for vec_concat and vec_interleave.
1305 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/sse.md (vec_initv4sf): Removed.
1308 (vec_initv2df): Likewise.
1309 (vec_initv2di): Likewise.
1310 (vec_initv4si): Likewise.
1311 (vec_initv8hi): Likewise.
1312 (vec_initv16qi): Likewise.
1313 (vec_init<mode>): New.
1315 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1317 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1319 2008-05-21 Tom Tromey <tromey@redhat.com>
1321 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1322 (zone_find_object_offset): Likewise.
1323 (gt_ggc_m_S): Likewise.
1324 (highest_bit): Likewise.
1325 * ggc-page.c (gt_ggc_m_S): New function.
1326 * stringpool.c (string_stack): Remove.
1327 (init_stringpool): Update.
1328 (ggc_alloc_string): Use ggc_alloc.
1329 (maybe_delete_ident): New function.
1330 (ggc_purge_stringpool): Likewise.
1331 (gt_ggc_m_S): Remove.
1332 * ggc-common.c (ggc_protect_identifiers): New global.
1333 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1334 ggc_protect_identifiers.
1335 * ggc.h (ggc_protect_identifiers): Declare.
1336 (gt_ggc_m_S): Update.
1337 (ggc_purge_stringpool): Declare.
1338 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1339 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1341 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1343 2008-05-21 David S. Miller <davem@davemloft.net>
1345 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1348 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1350 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1353 2008-05-20 David Daney <ddaney@avtrex.com>
1355 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1356 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1357 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1358 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1359 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1360 (atomic_hiqi_op): New define_code_iterator.
1361 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1362 mips_expand_compare_and_swap_12.
1363 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1364 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1365 (sync_<optab><mode>, sync_old_<optab><mode>,
1366 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1367 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1368 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1369 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1370 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1371 (test_and_set_12): New insn.
1372 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1373 sync_new_<optab><mode>, sync_old_nand<mode>,
1374 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1375 clobber to operand 0 for SI and DI mode insns.
1376 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1377 mips_gen_fn_4): New typedefs.
1378 (mips_gen_fn_ptrs): Define new union type.
1379 (mips_expand_compare_and_swap_12): Remove declaration.
1380 (mips_expand_atomic_qihi): Declare function.
1381 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1382 (mips_expand_atomic_qihi): ... this. Use new generator function
1384 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1385 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1386 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1387 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1388 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1389 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1390 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1391 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1392 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1393 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1396 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1398 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1401 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1403 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1404 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1405 (avr_attribute_table): Add 'OS_main' function attribute.
1406 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1407 functions with 'OS_main' attribute.
1409 2008-05-20 Richard Guenther <rguenther@suse.de>
1411 PR tree-optimization/35204
1412 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1413 helper, split out from ...
1414 (DFS): ... here. Make the DFS walk non-recursive.
1416 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1417 Jan Sjodin <jan.sjodin@amd.com>
1419 PR tree-optimization/36181
1420 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1421 (parallelize_loops): Don't parallelize when the loop has vector
1424 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1425 Sebastian Pop <sebastian.pop@amd.com>
1427 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1428 matrix, and never look at the tree representation of the memory
1430 (linear_transform_loops): Computes parameters and access matrices.
1431 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1433 (access_matrix_get_index_for_parameter): New.
1434 * tree-data-ref.h (struct access_matrix): New.
1435 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1436 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1437 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1438 am_vector_index_for_loop): New.
1439 (struct data_reference): Add field access_matrix.
1440 (DR_ACCESS_MATRIX): New.
1441 (compute_data_dependences_for_loop): Update declaration.
1442 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1443 * lambda.h (lambda_vector_vec_p): Declared.
1444 * lambda-code.c: Depend on pointer-set.h.
1445 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1446 av_for_af_base, av_for_af, build_access_matrix,
1447 lambda_compute_access_matrices): New.
1448 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1450 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1452 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1455 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1456 Sebastian Pop <sebastian.pop@amd.com>
1458 PR tree-optimization/36206
1459 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1461 (instantiate_scev_1): Rename flags to fold_conversions.
1462 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1463 outeside instantiation_loop.
1464 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1465 (evolution_function_is_affine_or_constant_p): Removed.
1466 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1468 (analyze_siv_subscript): Pass in the loop nest number.
1469 Call evolution_function_is_affine_in_loop instead of
1470 evolution_function_is_affine_p.
1471 (analyze_overlapping_iterations): Pass in the loop nest number.
1473 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1474 Sebastian Pop <sebastian.pop@amd.com>
1476 PR tree-optimization/36206
1477 * tree-chrec.h (chrec_fold_op): New.
1478 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1481 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1483 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1485 (remove_duplicates): Do not set inode on non-inode systems.
1488 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1490 * config.gcc (tm_file): Update comments about relative pathnames.
1492 2008-05-20 Richard Guenther <rguenther@suse.de>
1494 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1495 * tree-ssa-sccvn.c (process_scc): Likewise.
1496 * tree-ssa-sink.c (execute_sink_code): Likewise.
1497 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1498 * tree-vrp.c (process_assert_insertions): Likewise.
1499 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1500 (perform_tree_ssa_dce): Likewise.
1501 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1502 (dump_dominator_optimization_stats): Likewise.
1503 * tree-vectorizer.c (vectorize_loops): Likewise.
1505 2008-05-20 Richard Guenther <rguenther@suse.de>
1507 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1509 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1511 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1512 (ix86_i386elf_return_in_memory): Likewise.
1513 (ix86_i386interix_return_in_memory): Likewise.
1514 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1515 (SUBTARGET_RETURN_IN_MEMORY): New.
1516 * config/i386/i386elf.h: Likewise.
1517 * config/i386/ptx4-i.h: Likewise.
1518 * config/i386/sol2-10.h: Likewise.
1519 * config/i386/sysv4.h: Likewise.
1520 * config/i386/vx-common.h: Likewise.
1521 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1522 * config/i386/i386.c (ix86_return_in_memory): Made static and
1523 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1524 (ix86_i386elf_return_in_memory): Removed.
1525 (ix86_i386interix_return_in_memory): Removed.
1526 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1527 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1529 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1531 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1533 2008-05-19 Xinliang David Li <davidxl@google.com>
1535 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1537 * common.opt: Ditto.
1538 * doc/invoke.texi: Ditto.
1540 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1542 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1543 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1545 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1547 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1548 sizes of operand array from 8/4 to 4/2.
1549 (ix86_expand_vector_init_general): Change size of operand array
1550 from 32 to 16. Remove op0, op1 and half_mode.
1552 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1555 (ix86_expand_vector_init_interleave): Likewise.
1556 (ix86_expand_vector_init_general): Use them. Assert
1557 word_mode == SImode when n_words == 4.
1559 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/i386.c (ix86_secondary_reload): New static function.
1562 (TARGET_SECONDARY_RELOAD): New define.
1563 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1564 * config/i386/i386.md (reload_outqi): Remove.
1566 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1569 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1570 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1571 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1572 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1573 (fold_builtin_1): Likewise.
1574 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1575 c-common.c (check_builtin_function_arguments): Handle
1576 BUILT_IN_ISINF_SIGN.
1577 * doc/extend.texi: Document __builtin_isinf_sign.
1578 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1580 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1582 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1583 EH cleanup at the end of the pass, search for those that have been
1584 turned into forwarder blocks and do the cleanup on their successor.
1586 2008-05-18 Richard Guenther <rguenther@suse.de>
1588 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1589 pointers to sizetype and vice versa.
1591 2008-05-18 Xinliang David Li <davidxl@google.com>
1593 * gcc/tree-ssa-dce.c: Coding style fix.
1594 (check_pow): Documentation comment.
1595 (check_log): Documenation comment. Coding style fix.
1596 (is_unnecessary_except_errno_call): Ditto.
1597 (gen_conditions_for_pow): Ditto.
1598 (gen_conditions_for_log): Ditto.
1599 (gen_shrink_wrap_conditions): Ditto.
1600 (shrink_wrap_one_built_in_calls): Ditto.
1601 * gcc/doc/invoke.texi: Better documentation string.
1602 * ChangeLog: Fix wrong change log entries from
1603 May 17 checkin on function call DCE.
1605 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1607 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1609 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1611 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1612 * df-problems.c (simulation routines): Fixed block comment to
1613 properly say how to add forwards scanning functions.
1615 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1617 * tree-inline.c (setup_one_parameter): Remove dead code.
1619 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1621 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1622 a BIT_AND_EXPR only for an INTEGER_TYPE.
1624 2008-05-17 Xinliang David Li <davidxl@google.com>
1626 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1627 (check_pow, check_log, is_unnecessary_except_errno_call): New
1628 functions to check for eliminating math functions that are pure
1629 except for setting errno.
1630 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1631 general condition expressions for shrink-wrapping pow/log calls.
1632 (gen_shrink_wrap_conditions): Ditto.
1633 (shrink_wrap_one_built_in_call): Ditto.
1634 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1635 (mark_operand_necessary): If debugging, output if OP is necessary.
1636 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1638 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1640 * gcc/common.opt: New user flag -ftree-builtin-dce.
1641 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1643 2008-05-16 David S. Miller <davem@davemloft.net>
1645 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1646 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1648 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1653 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1655 * ifcvt.c (dead_or_predicable): Rename
1656 df_simulate_one_insn_backwards to df_simulate_one_insn.
1657 * recog.c (peephole2_optimize): Ditto.
1658 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1660 * df.h: Rename df_simulate_one_insn_backwards to
1661 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1662 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1663 scanning of defs and uses.
1664 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1665 (df_simulate_one_insn_forwards): Removed.
1667 2008-05-16 Doug Kwan <dougkwan@google.com>
1669 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1671 (real_from_string): Handle NaNs and Inf as approriate.
1673 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1675 * doc/gty.texi (Source Files Containing Type Information): Note
1676 that headers should appear first in the gtfiles list.
1678 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1680 * tree.def (COND_EXEC): Properly documented this code.
1682 2008-05-16 Diego Novillo <dnovillo@google.com>
1684 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1685 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1688 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1690 * tree-ssa-dse (max_stmt_uid): Removed.
1691 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1692 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1693 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1694 * function.h (cfun.last_stmt_uid): New field.
1695 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1696 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1698 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1699 (create_stmt_ann): Initialize the ann->uid field.
1700 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1702 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1704 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1706 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1707 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1708 (init_empty_tree_cfg): Call it.
1710 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1712 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1715 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1717 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1718 * tree-dump.c (dump_options): New verbose option.
1719 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1721 * tree-pass.h (TDF_VERBOSE): New dump flag.
1722 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1723 (tree-flow.h): Added include.
1724 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1726 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1728 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1730 From Jie Zhang <jie.zhang@analog.com>
1731 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1732 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1733 mcpu=bf561-none and mcpu=bf561-0.2.
1734 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1735 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1736 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1737 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1738 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1739 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1740 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1742 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1743 (cputype_selected): Remove.
1744 (bfin_handle_option): Don't use cputype_selected.
1745 (override_options): When no mcpu option, enable all workarounds.
1746 Don't use bfin_workarounds.
1747 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1749 (DEFAULT_CPU_TYPE): Don't define.
1751 2008-05-16 Richard Guenther <rguenther@suse.de>
1753 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1754 on deletion of the last stmt.
1756 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1759 V8HImode for SSE2 and V16QImode for SSE4.1.
1761 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1763 * cgraph.h (compute_inline_parameters): Made public.
1764 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1765 variable_generate_summary, function_write_summary,
1766 variable_write_summary, variable_read_summary. Added generate_summary,
1767 write_summary, read_summary.
1768 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1769 pass_ipa_inline.function_generate_summary, to
1770 compute_inline_parameters.
1771 * ipa-inline.c (compute_inline_parameters): Made public and added
1773 (compute_inline_parameters_for_current): New function.
1774 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1775 (inline_generate_summary): Removed parameter and made to loop over
1777 (pass_ipa_inline): Updated for new IPA_PASS structure.
1778 * passes.c (execute_ipa_summary_passes): Now is called once per
1779 pass rather than once per node*pass.
1781 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1783 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1784 avr_have_mul_p, avr_asm_only_p): Remove variables.
1785 (avr_override_options): Remove initialization of removed variables.
1786 (avr_file_start): Convert removed variables to fields of
1787 'struct base_arch_s *avr_current_arch'.
1788 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1789 (AVR_HAVE_MUL): (Ditto.).
1790 (AVR_HAVE_MOVW): (Ditto.).
1791 (AVR_HAVE_LPMX): (Ditto.).
1792 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1793 avr_asm_only_p): Remove declaration.
1795 2008-05-15 Diego Novillo <dnovillo@google.com>
1797 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1798 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1800 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1803 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1804 Don't call record_truncated_value from here.
1805 (record_truncated_value): Turn it into a for_each_rtx callback.
1806 (record_truncated_values): New function.
1807 (combine_instructions): Call note_uses with record_truncated_values.
1808 Change name of check_conversion to check_promoted_subreg.
1810 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1812 * doc/sourcebuild.texi: Document support for torture tests.
1814 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1817 to alternative 4 of operand 2.
1819 2008-05-15 Richard Guenther <rguenther@suse.de>
1821 * tree-pass.h (current_pass): Declare.
1822 (get_pass_for_id): Likewise.
1823 * passes.c (passes_by_id, passes_by_id_size): New globals.
1824 (set_pass_for_id): New function.
1825 (get_pass_for_id): Likewise.
1826 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1827 (execute_function_todo): Flush per function statistics.
1828 * toplev.c (compile_file): Init statistics.
1829 (general_init): Do early statistics initialization.
1830 (finalize): Finish statistics.
1831 * statistics.h (statistics_early_init): Declare.
1832 (statistics_init): Likewise.
1833 (statistics_fini): Likewise.
1834 (statistics_fini_pass): Likewise.
1835 (statistics_counter_event): Likewise.
1836 (statistics_histogram_event): Likewise.
1837 * statistics.c: New file.
1838 * Makefile.in (OBJS-common): Add statistics.o.
1839 (statistics.o): Add dependencies.
1840 * doc/invoke.texi (-fdump-statistics): Document.
1842 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1844 (execute_pre): Use statistics_counter_event.
1845 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1846 (substitute_and_fold): Increment it. Use statistics_counter_event.
1848 2008-05-15 Diego Novillo <dnovillo@google.com>
1850 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1852 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1853 * tree-ssa-alias.c (new_type_alias): Remove references to
1854 sub-variables from comment.
1855 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1857 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1859 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1860 attribute to 1 only for insertps alternative.
1862 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1864 * config/bfin/bfin.md (loadbytes): New pattern.
1865 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1866 (bfin_init_builtins): Initialize it.
1867 (bdesc_1arg): Add it.
1869 2008-05-15 Sa Liu <saliu@de.ibm.com>
1871 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1872 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1873 * testsuite/lib/target-supports.exp: Add
1874 check_effective_target_fortran_integer_16.
1876 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1878 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1879 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1880 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1881 (TARGET_RETURN_IN_MEMORY): Define.
1883 2008-05-15 Richard Guenther <rguenther@suse.de>
1886 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1887 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1888 represent unmodifiable vars.
1890 2008-05-15 Richard Guenther <rguenther@suse.de>
1892 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1893 INDIRECT_REF and TARGET_MEM_REF.
1894 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1897 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1898 H.J. Lu <hongjiu.lu@intel.com>
1900 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1901 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1902 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1903 insn alternatives. Add missing alternatives.
1904 (*vec_concatv2di_rex64_sse4_1): Likewise.
1905 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1906 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1909 2008-05-15 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/36009
1912 PR tree-optimization/36204
1913 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1914 (determine_invariantness_stmt): Record the loop a store is
1916 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1919 2008-05-15 Richard Guenther <rguenther@suse.de>
1921 PR tree-optimization/34330
1922 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1923 through the pointer will alias the SMT.
1925 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1927 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1929 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1931 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1933 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1934 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1936 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1937 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1938 (vashl_optab): New optab for vector/vector shifts.
1939 (vashr_optab): Ditto.
1940 (vlshr_optab): Ditto.
1941 (vrotl_optab): Ditto.
1942 (vrotr_optab): Ditto.
1943 (optab_subtype): New enum for optab_for_tree_code call.
1944 (optab_for_tree_code): Add enum optab_subtype argument.
1946 * optabs.c (optab_for_tree_code): Take an additional argument to
1947 distinguish between a vector shift by a scalar and vector shift by
1948 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1949 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1950 vector shift by a vector.
1951 (expand_widen_pattern_expr): Pass additional argument to
1952 optab_for_tree_code.
1954 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1955 vrotl_optab, vrotr_optab.
1957 * expr.c (expand_expr_real_1): Update calls to
1958 optab_for_tree_code to distinguish between vector shifted by a
1959 scalar and vector shifted by a vector.
1960 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1961 (supportable_narrowing_operation): Ditto.
1962 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1963 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1964 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1965 (vect_create_epilog_for_reduction): Ditto.
1966 (vectorizable_reduction): Ditto.
1967 (vectorizable_operation): Ditto.
1968 (vect_strided_store_supported): Ditto.
1969 (vect_strided_load_supported): Ditto.
1970 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1971 * expmed.c (expand_shift): Ditto.
1973 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1975 (ashr@var{m}3): Ditto.
1976 (vashl@var{m}3): Document new vector/vector shift standard name.
1977 (vashr@var{m}3): Ditto.
1978 (vlshr@var{m}3): Ditto.
1979 (vrotl@var{m}3): Ditto.
1980 (vrotr@var{m}3): Ditto.
1982 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1983 (PPERM_INVERT): Ditto.
1984 (PPERM_REVERSE): Ditto.
1985 (PPERM_REV_INV): Ditto.
1986 (PPERM_ZERO): Ditto.
1987 (PPERM_ONES): Ditto.
1988 (PPERM_SIGN): Ditto.
1989 (PPERM_INV_SIGN): Ditto.
1990 (PPERM_SRC1): Ditto.
1991 (PPERM_SRC2): Ditto.
1993 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1994 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1995 allows a memory operand to be the value being added, and split it
1996 to improve vectorization.
1997 (sse5_pmacsdqh_mem): Ditto.
1998 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1999 (sse5_mulv2div2di3_high): Ditto.
2000 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2001 (vec_pack_trunc_v4si): Ditto.
2002 (vec_pack_trunc_v2di): Ditto.
2003 (sse5_pcmov_<mode>): Remove code that tried to use use
2004 andps/andnps instead of pcmov.
2005 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2006 pmacsdqh instructions.
2007 (vec_widen_smult_lo_v4si): Ditto.
2009 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2010 (PPERM_INVERT): Ditto.
2011 (PPERM_REVERSE): Ditto.
2012 (PPERM_REV_INV): Ditto.
2013 (PPERM_ZERO): Ditto.
2014 (PPERM_ONES): Ditto.
2015 (PPERM_SIGN): Ditto.
2016 (PPERM_INV_SIGN): Ditto.
2017 (PPERM_SRC1): Ditto.
2018 (PPERM_SRC2): Ditto.
2019 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2021 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2023 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2024 says ignore whether the last reference is a memory operand.
2026 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2027 Paolo Bonzini <bonzini at gnu dot org>
2029 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2032 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2033 (vlshr<mode>3): Rename from vlshr<mode>3.
2034 (vashr<mode>3): Rename from vashr<mode>3.
2035 (mulv4sf3): Change the names of vector shift patterns.
2039 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2042 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2067 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2068 (floatunssidf2_internal): Change vector/vector shift names.
2069 (floatunsdidf2_internal): Ditto.
2076 (vashl<mode>3): Rename from ashl<mode>3.
2077 (vashr<mode>3): Rename from ashr<mode>3.
2078 (vlshr<mode>3): Rename from lshr<mode>3.
2079 (vrotl<mode>3): Rename from rotl<mode>3.
2081 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2084 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2085 multiply gives the wrong value when doing widening multiplies.
2086 (vec_widen_smult_lo_v4si): Ditto.
2088 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2090 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2091 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2092 emit_library_call_value.
2093 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2094 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2095 * calls.c (initialize_argument_information, precompute_arguments,
2096 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2097 (precompute_arguments): Removed flags parameter.
2098 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2100 2008-05-14 Richard Guenther <rguenther@suse.de>
2102 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2103 Make sure to register the store if the use is a PHI_NODE.
2105 2008-05-14 Olivier Hainque <hainque@adacore.com>
2107 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2108 memory if the component is to be referenced in BLKmode according
2109 to get_inner_reference.
2111 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2113 * calls.c (emit_library_call_value_1): Restore code clearing
2114 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2116 2008-05-14 Olivier Hainque <hainque@adacore.com>
2117 Nicolas Roche <roche@adacore.com>
2119 * configure.ac: Add support for a "gcc_subdir" variable in
2120 config-lang.in, to denote a subdirectory where the language/GCC
2121 integration files are to be found.
2122 * configure: Regenerate.
2124 2008-05-14 Ira Rosen <irar@il.ibm.com>
2126 PR tree-optimization/36098
2127 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2128 value for the first load in the group in case of a gap.
2129 (vect_build_slp_tree): Check that there are no gaps in loads.
2131 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2133 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2134 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2135 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2136 emit_insn and remove unneeded code to construct extra args.
2137 (emit_no_conflict_block): Removed.
2138 * optabls.h: (emit_no_conflict_block): Removed.
2139 * cse.c (cse_extended_basic_block): Remove search for
2140 REG_NO_CONFLICT note.
2141 * global.c: Removed incorrect comment added in revision 117.
2142 * expr.c (convert_move): Change call to emit_no_conflict_block to
2144 * recog.c: Change comments so that they do not mention
2146 * local_alloc.c (combine_regs): Removed last parameter.
2147 (no_conflict_p): Removed.
2148 (block_alloc): Removed note, no_conflict_combined_regno and set
2149 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2150 (combine_regs): Removed already_dead and code to look for
2151 REG_NO_CONFLICT notes.
2152 * lower_subreg (remove_retval_note): Removed code to look for
2153 REG_NO_CONFLICT block.
2154 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2155 (resolve_clobber): Remove code to process libcalls that have
2156 REG_NO_CONFLICT notes.
2157 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2159 * combine.c (can_combine_p, distribute_notes): Removed
2160 REG_NO_CONFLICT case.
2161 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2163 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2164 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2166 * reg-notes.def (NO_CONFLICT): Removed.
2168 2008-05-14 David S. Miller <davem@davemloft.net>
2170 * config/sparc/sparc.c (sparc_profile_hook): If
2171 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2172 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2173 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2175 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2177 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2179 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2183 and op1 expansion before vector concat to have less live pseudos.
2185 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2187 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2188 ix86_expand_vector_set if supported.
2190 2008-05-13 Diego Novillo <dnovillo@google.com>
2191 Kenneth Zadeck <zadeck@naturalbridge.com>
2193 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2195 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2196 phinodes_print_statistics, init_ssanames, fini_ssanames,
2197 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2198 release_ssa_name, release_defs, replace_ssa_name_symbol,
2199 ssanames_print_statistics): Move ...
2200 * tree-flow.h: ... here.
2201 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2202 Use FN instead of cfun.
2203 (make_ssa_name_fn): Rename from make_ssa_name.
2204 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2205 * tree-flow-inline.h (make_ssa_name): Move from
2206 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2207 * omp-low.c (expand_omp_parallel):
2208 * tree-flow-inline.h (redirect_edge_var_map_result):
2209 * tree-ssa.c (init_tree_ssa): Add argument FN.
2210 Use it instead of cfun. Update all users.
2212 2008-05-13 Tom Tromey <tromey@redhat.com>
2214 PR preprocessor/22168:
2215 * doc/cpp.texi (Top): Update menu.
2216 (Alternatives to Wrapper #ifndef): New node.
2217 (Other Directives): Document deprecation.
2218 (Obsolete Features): Remove menu.
2219 (Assertions): Merge node into Obsolete Features.
2220 (Obsolete once-only headers): Move earlier; rename to Alternatives
2222 * doc/cppopts.texi: Update.
2223 * c.opt (Wdeprecated): Enable for C and ObjC.
2224 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2225 (C++ Dialect Options): Move -Wno-deprecated from here to...
2226 (Warning Options): ... here.
2228 2008-05-13 Richard Guenther <rguenther@suse.de>
2231 * fold-const.c (fold_sign_changed_comparison): Do not allow
2232 changes in pointer-ness.
2234 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2237 * config/sh/sh.c (sh_expand_prologue): Don't clear
2238 RTX_FRAME_RELATED_P for push insns.
2240 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2242 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2244 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2246 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2247 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2248 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2250 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2252 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2253 (*vec_concatv4sf_sse): This.
2254 (*sse2_concatv2si): Renamed to ...
2255 (*vec_concatv2si_sse2): This.
2256 (*sse1_concatv2si): Renamed to ...
2257 (*vec_concatv2si_sse): This.
2258 (*vec_concatv2di_rex): Renamed to ...
2259 (*vec_concatv2di_rex64): This.
2260 (*vec_concatv2si_sse4_1): New.
2261 (*vec_concatv2di_rex64_sse4_1): Likewise.
2263 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2265 PR rtl-optimization/36111
2266 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2267 that was created for swappable operands.
2269 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2272 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2273 * configure.ac: Add call to ACX_PROG_GNAT.
2275 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2277 * optc-gen.awk: Fix comment typo.
2279 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2281 * pretty-print.c (pp_integer_with_precision): Use
2282 HOST_LONG_LONG_FORMAT.
2284 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2286 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2288 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2290 * config/i386/i386.c (bdesc_ptest): Removed.
2291 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2292 (bdesc_args): Add __builtin_ia32_ptestz128,
2293 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2294 (ix86_init_mmx_sse_builtins): Updated.
2295 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2296 (ix86_expand_builtin): Updated.
2298 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2300 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2301 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2303 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2305 * value-prof.c (interesting_stringop_to_profile): Do not
2306 return early for BUILT_IN_MEMPCPY.
2308 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2310 * calls.c (expand_call): Don't use callgraph to increase
2311 preferred_stack_boundary.
2313 * cgraph.h (cgraph_rtl_info): Use unsigned on
2314 preferred_incoming_stack_boundary.
2316 * final.c (rest_of_clean_state): Use unsigned on
2317 preferred_stack_boundary.
2319 2008-05-09 Tom Tromey <tromey@redhat.com>
2321 PR preprocessor/22231:
2322 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2325 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2327 PR tree-optimization/36129
2328 * tree-ssa-ccp.c: Include value-prof.h.
2329 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2330 built-in function was folded to a constant.
2331 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2333 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2334 Sebastian Pop <sebastian.pop@amd.com>
2336 * tree-scalar-evolution.c: Document instantiate_scev.
2337 (instantiate_parameters_1): Renamed instantiate_scev_1.
2338 Don't use the same loop for instantiation_loop and evolution_loop.
2339 (instantiate_scev): New.
2340 (instantiate_parameters): Moved...
2341 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2342 same loop twice. Maintains the semantics for this function.
2343 * tree-scalar-evolution.h (instantiate_scev): Declare.
2344 (instantiate_parameters): ...here. Now static inline.
2345 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2346 instead of resolve_mixers.
2348 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2350 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2352 2008-05-09 Tomas Bily <tbily@suse.cz>
2354 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2355 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2356 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2357 * c-common.c (c_common_truthvalue_conversion): Likewise.
2358 * tree-object-size.c (compute_object_offset): Likewise.
2359 * tree-inline.c (estimate_num_insns_1): Likewise.
2360 * varasm.c (const_hash_1, compare_constant, copy_constant)
2361 (compute_reloc_for_constant, output_addressed_constants)
2362 (initializer_constant_valid_p): Likewise.
2363 * c-omp.c (check_omp_for_incr_expr): Likewise.
2364 * gimplify.c (gimplify_expr): Likewise.
2365 * c-typeck.c (c_finish_return): Likewise.
2366 * tree-vectorizer.c (supportable_widening_operation)
2367 (supportable_narrowing_operation): Likewise.
2368 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2369 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2370 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2371 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2372 (descr_info_loc): Likewise.
2373 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2374 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2375 (fold_unary): Likewise.
2376 * builtins.c (get_pointer_alignment): Likewise.
2377 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2378 (instantiate_parameters_1): Likewise.
2379 * tree.c (expr_align, stabilize_reference): Likewise.
2380 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2381 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2382 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2383 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2384 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2385 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2387 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2388 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2389 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2390 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2391 (forward_propagate_comparison)
2392 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2393 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2394 * emit-rtl.c (component_ref_for_mem_expr)
2395 (set_mem_attributes_minus_bitpos): Likewise.
2396 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2397 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2399 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2400 (build_function_call, pointer_diff, build_compound_expr)
2401 (c_finish_return): Likewise.
2402 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2403 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2405 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2406 * expr.c (is_aligning_offset): Likewise.
2407 * tree-ssa-alias.c (is_escape_site): Likewise.
2408 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2409 (check_all_va_list_escapes): Likewise.
2410 * tree-ssa-loop-ivopts.c (determine_base_object)
2411 (determine_common_wider_type): Likewise.
2412 * dojump.c (do_jump): Likewise.
2413 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2414 * tree-gimple.c (is_gimple_cast): Likewise.
2415 * fold-const.c (decode_field_reference, )
2416 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2417 (fold_binary): Likewise.
2418 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2419 (already_warned_in_frontend_p): Likewise.
2420 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2421 * tree.c (really_constant_p, get_unwidened): Likewise.
2422 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2423 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2424 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2426 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2428 (CONVERT_EXPR_P): Define.
2429 (CASE_CONVERT): Define.
2431 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2434 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2435 (delete_unmarked_insns): When deleting a call, call
2436 delete_unreachable_blocks.
2437 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2438 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2440 2008-05-08 Richard Guenther <rguenther@suse.de>
2442 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2443 (-ftree-salias): Likewise.
2444 (salias-max-implicit-fields): Remove param documentation.
2445 (salias-max-array-elements): Likewise.
2446 * tree-pass.h (pass_create_structure_vars): Remove.
2447 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2448 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2449 * tree-ssa-alias.c (create_structure_vars): Remove.
2450 (gate_structure_vars): Likewise.
2451 (pass_create_structure_vars): Likewise.
2452 (gate_build_alias): Likewise.
2453 (pass_build_alias): Adjust to run always and dump the function.
2454 * common.opt (ftree-salias): Hide.
2455 * passes.c (init_optimization_passes): Remove
2456 pass_create_structure_vars, adjust comment.
2457 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2458 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2459 * opts.c (decode_options): Do not set flag_tree_salias.
2460 (common_handle_option): Add OPT_ftree_salias to the backward
2461 compatibility section.
2463 2008-05-08 Richard Guenther <rguenther@suse.de>
2465 * tree-flow-inline.h (var_can_have_subvars): Move ...
2466 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2467 * tree-flow.h (var_can_have_subvars): Remove.
2468 (push_fields_onto_fieldstack): Remove.
2469 (sort_fieldstack): Likewise.
2470 (struct fieldoff): Move ...
2471 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2472 alias_set and base_for_components fields.
2473 (sort_fieldstack): Make static.
2474 (push_fields_onto_fieldstack): Likewise. Remove code that
2475 handles anything but RECORD_TYPEs. Remove alias_set and
2476 base_for_components handling.
2477 (create_variable_info_for): Adjust.
2479 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2481 * common.opt (Wframe-larger-than=): Shorten the help message
2483 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2485 2008-05-08 Rafael Espindola <espindola@google.com>
2487 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2489 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2490 trap and that both operands are gimple values.
2491 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2492 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2495 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2497 * read-rtl.c (join_c_conditions): Return the first string if the
2498 two strings are equal.
2500 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2502 * gensupport.h (pred_data): Add a "num_codes" field.
2503 (add_predicate_code): Declare.
2504 * gensupport.c (add_predicate_code): New function.
2505 (std_pred_table): Add an "allows_const_p" field.
2506 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2507 Remove the (incomplete) list of such codes from the codes field.
2508 (init_predicate_table): Use add_predicate_code. Add all
2509 RTX_CONST_OBJs if allows_const_p is true.
2510 * genrecog.c (process_define_predicate): Use add_predicate_code.
2512 2008-05-08 David Daney <ddaney@avtrex.com>
2513 Richard Sandiford <rsandifo@nildram.co.uk>
2515 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2516 special case of constant zero operands.
2517 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2518 old and new values. Special case constant zero values.
2519 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2521 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2522 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2524 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2527 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2528 similar RTX_CONST_OBJ before CONST_INT.
2530 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2532 * stmt.c (expand_stack_restore): Change sa mode if needed.
2534 2008-05-08 Richard Guenther <rguenther@suse.de>
2536 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2537 return type to bool.
2538 (ix86_sol10_return_in_memory): Likewise.
2539 (ix86_i386elf_return_in_memory): Likewise.
2540 (ix86_i386interix_return_in_memory): Likewise.
2541 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2542 (ix86_sol10_return_in_memory): Likewise.
2543 (ix86_i386elf_return_in_memory): Likewise.
2544 (ix86_i386interix_return_in_memory): Likewise.
2546 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2549 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2551 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2552 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2555 2008-05-08 Richard Guenther <rguenther@suse.de>
2557 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2558 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2559 (DR_SUBVARS): Remove.
2560 * tree-dfa.c (dump_subvars_for): Remove.
2561 (debug_subvars_for): Likewise.
2562 (dump_variable): Do not dump subvars.
2563 (remove_referenced_var): Do not remove subvars.
2564 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2565 (lookup_subvars_for_var): Remove.
2566 (get_subvars_for_var): Likewise.
2567 (get_subvars_at): Likewise.
2568 (get_first_overlapping_subvar): Likewise.
2569 (overlap_subvar): Likewise.
2570 * tree-flow.h (subvar_t): Remove.
2571 (struct var_ann_d): Remove subvars field.
2572 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2573 argument. Remove special handling of SFTs.
2574 (compute_tag_properties): Likewise.
2575 (set_initial_properties): Likewise.
2576 (compute_call_clobbered): Likewise.
2577 (count_mem_refs): Likewise.
2578 (compute_memory_partitions): Likewise.
2579 (compute_flow_insensitive_aliasing): Likewise.
2580 (setup_pointers_and_addressables): Likewise.
2581 (new_type_alias): Likewise.
2582 (struct used_part): Remove.
2583 (used_portions): Likewise.
2584 (struct used_part_map): Likewise.
2585 (used_part_map_eq): Likewise.
2586 (used_part_map_hash): Likewise.
2587 (free_used_part_map): Likewise.
2588 (up_lookup): Likewise.
2589 (up_insert): Likewise.
2590 (get_or_create_used_part_for): Likewise.
2591 (create_sft): Likewise.
2592 (create_overlap_variables_for): Likewise.
2593 (find_used_portions): Likewise.
2594 (create_structure_vars): Likewise.
2595 * tree.def (STRUCT_FIELD_TAG): Remove.
2596 * tree.h (MTAG_P): Adjust.
2597 (struct tree_memory_tag): Remove base_for_components and
2598 unpartitionable flags.
2599 (struct tree_struct_field_tag): Remove.
2600 (SFT_PARENT_VAR): Likewise.
2601 (SFT_OFFSET): Likewise.
2602 (SFT_SIZE): Likewise.
2603 (SFT_NONADDRESSABLE_P): Likewise.
2604 (SFT_ALIAS_SET): Likewise.
2605 (SFT_UNPARTITIONABLE_P): Likewise.
2606 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2607 (union tree_node): Remove sft field.
2608 * alias.c (get_alias_set): Remove special handling of SFTs.
2609 * print-tree.c (print_node): Remove handling of SFTs.
2610 * tree-dump.c (dequeue_and_dump): Likewise.
2611 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2612 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2613 * tree-predcom.c (set_alias_info): Do not set subvars.
2614 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2615 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2616 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2617 (add_vars_for_offset): Remove.
2618 (add_virtual_operand): Remove special handling of SFTs.
2619 (add_call_clobber_ops): Likewise.
2620 (add_call_read_ops): Likewise.
2621 (get_asm_expr_operands): Likewise.
2622 (get_modify_stmt_operands): Likewise.
2623 (get_expr_operands): Likewise.
2624 (add_to_addressable_set): Likewise.
2625 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2626 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2627 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2628 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2629 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2630 (tree_node_structure): Likewise.
2631 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2633 (find_what_p_points_to): Likewise.
2635 2008-05-08 Sa Liu <saliu@de.ibm.com>
2637 * config/spu/spu.md: Fixed subti3 pattern.
2639 2008-05-08 Richard Guenther <rguenther@suse.de>
2642 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2643 sure to create a representative for trailing arrays for PTA.
2645 2008-05-08 Richard Guenther <rguenther@suse.de>
2648 * fold-const.c (operand_equal_p): Two objects which types
2649 differ in pointerness are not equal.
2651 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2653 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2654 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2655 (emit_library_call_value_1): Add new variable fndecl initialized by
2656 NULL_TREE. It should be the decl type of orgfun, but this information
2657 seems not to be available here, so it uses the default calling abi.
2658 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2659 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2660 by TARGET_RETURN_IN_MEMORY.
2661 * config/i386/i386-interix.h: Likewise.
2662 * config/i386/i386.h: Likewise.
2663 * config/i386/i386elf.h: Likewise.
2664 * config/i386/ptx4-i.h: Likewise.
2665 * config/i386/sol2-10.h: Likewise.
2666 * config/i386/sysv4.h: Likewise.
2667 * config/i386/vx-common.h: Likewise.
2668 * config/cris/cris.h: Removed #if 0 clause.
2669 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2670 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2672 (ix86_sol10_return_in_memory): Likewise.
2673 (ix86_i386elf_return_in_memory): New.
2674 (ix86_i386interix_return_in_memory): New.
2675 * config/mt/mt-protos.h (mt_return_in_memory): New.
2676 * config/mt/mt.c: Likewise.
2677 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2678 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2679 * config/bfin/bfin.h: Likewise.
2680 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2682 * config/bfin/bfin.c: Likewise.
2683 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2684 * config/alpha/unicosmk.h: Likewise.
2685 * config/i386/cygming.h: Likewise.
2686 * config/iq2000/iq2000.h: Likewise.
2687 * config/mips/mips.h: Likewise.
2688 * config/mn10300/mn10300.h: Likewise.
2689 * config/rs6000/rs6000.h: Likewise.
2690 * config/score/score.h: Likewise.
2691 * config/spu/spu.h: Likewise.
2692 * config/v850/v850.h: Likewise.
2693 * defaults.h: Likewise.
2694 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2695 * expr.c (emit_block_move): Adjust use of
2696 OUTGOING_REG_PARM_STACK_SPACE.
2697 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2698 OUTGOING_REG_PARM_STACK_SPACE.
2699 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2701 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2703 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2704 on OMP_RETURN for OMP_FOR.
2707 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2708 (fortran_common): New function.
2709 (gen_variable_die): Call fortran_common instead of common_check,
2710 adjust for it returning tree instead of rtx. Formatting.
2712 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2716 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2717 * c-decl.c (merge_decls): Ditto.
2718 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2719 to RTL_CONST_OR_PURE_CALL_P.
2720 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2721 Initialized DECL_LOOPING_CONST_PURE.
2722 (process_call_operands): Set tree_side_effects properly.
2723 * tree.h (TREE_READONLY_DECL_P): Removed.
2724 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2725 (DECL_LOOPING_OR_CONST_P): New macro.
2726 (struct tree_function_decl): Added looping_const_or_pure_p.
2728 (ECF_LOOPING_OR_CONST_P): New macro.
2729 * rtlanal.c (pure_const_p): Removed.
2730 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2731 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2732 to RTL_CONST_CALL_P.
2733 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2734 (check_decl, check_tree, check_call, scan_function): Initialize
2736 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2737 (static_execute): Set looping true for recursive functions.
2738 Undo setting state to IPA_NEITHER for recursive functions.
2740 * ifcvt.c (noce_can_store_speculate_p): Changed
2741 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2742 RTL_CONST_OR_PURE_CALL_P.
2743 * dse.c (scan_insn): Ditto.
2744 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2745 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2746 RTL_CONST_OR_PURE_CALL_P.
2747 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2748 pure_call_p to RTL_CONST_CALL_P.
2749 * gimplify.c (gimplify_call_expr): Clear side effects for
2750 non-looping pure and constant calls.
2751 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2752 (flags_from_decl_or_type): Set ecf flags from decl flags.
2753 (initialize_argument_information): Turn off
2754 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2755 Change const to pure if callee_copies is true rather than just
2757 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2758 way of marking pure calls.
2759 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2760 Remove hack that was supposed to fix pr7335 and remove old
2761 way of marking pure calls.
2762 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2763 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2764 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2765 RTL_CONST_OR_PURE_CALL_P.
2766 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2767 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2768 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2769 * sched-deps.c (schedule_analyze): Ditto.
2770 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2771 return_val field of calls to represent pure and const function info.
2772 (CONST_OR_PURE_CALL_P): Deleted macro.
2773 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2774 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2775 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2777 * tree-optimize.c (execute_fixup_cfg): Added test for
2778 ECF_LOOPING_CONST_OR_PURE.
2779 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2781 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2782 effects for looping pure or const calls.
2783 (verify_gimple_expr): Added verification code.
2784 * config/alpha/alpha.c (alpha_legitimize_address,
2785 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2787 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2788 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2789 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2790 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2791 RTL_CONST_OR_PURE_CALL_P.
2792 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2793 and const calls to be deleted.
2795 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2799 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2800 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2801 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2802 to handle nonimmediate operands.
2803 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2804 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2805 to handle nonimmediate operands.
2806 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2807 (mmx_pmulhrwv4hi3): New expander. Use
2808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2809 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2810 (sse2_umulv1siv1di3): New expander. Use
2811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2812 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2813 (mmx_eq<mode>3): New expander. Use
2814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2815 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2816 (mmx_uavgv8qi3): New expander. Use
2817 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2818 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2819 (mmx_uavgv4hi3): New expander. Use
2820 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2822 * config/i386/sse.md
2823 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2824 to handle nonimmediate operands.
2825 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2826 to handle nonimmediate operands.
2827 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2828 to handle nonimmediate operands.
2829 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2830 to handle nonimmediate operands.
2831 (sse2_unpckhpd_exp): New expander. Use
2832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2833 (sse2_unpcklpd_exp): New expander. Use
2834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2835 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2836 to handle nonimmediate operands.
2837 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2838 to handle nonimmediate operands.
2839 (*sse2_<plusminus_insn><mode>3): Rename from
2840 sse2_<plusminus_insn><mode>3 insn pattern.
2841 (sse2_<plusminus_insn><mode>3): New expander. Use
2842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2843 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2844 (sse2_umulv2siv2di3): New expander. Use
2845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2846 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2847 (sse4_1_mulv2siv2di3): New expander. Use
2848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2849 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2850 (sse2_pmaddwd): New expander. Use
2851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2852 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2853 (sse2_eq<mode>3): New expander. Use
2854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2855 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2856 (sse4_1_eqv2di3): New expander. Use
2857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2858 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2859 (sse2_uavgv16qi3): New expander. Use
2860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2861 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2862 (sse2_uavgv16qi3): New expander. Use
2863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2864 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2865 (sse2_uavgv8hi3): New expander. Use
2866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2867 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2868 (ssse3_pmulhrswv8hi3): New expander. Use
2869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2870 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2871 (ssse3_pmulhrswv4hi3): New expander. Use
2872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2874 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2875 (<sse>_vmmul<mode>3): Ditto.
2876 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2878 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2879 (ssse3_pmaddubsw): Ditto.
2881 * config/i386/i386.c (struct_builtin_description)
2882 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2883 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2884 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2885 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2886 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2887 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2888 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2889 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2890 (ix86_fixup_binary_operands): Assert that src1
2891 and src2 must have the same mode when swapped.
2892 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2893 and ix86_binary_operator_ok. Do not force operands in registers
2896 2008-05-07 Jan Hubicka <jh@suse.cz>
2898 * cgraph.c (dump_cgraph_node): Update.
2899 * cgraph.h (cgraph_local_info): Break out inline summary.
2900 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2902 * ipa-inline (inline_summary): New accestor function.
2903 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2904 cgraph_decide_inlining, compute_inline_parameters): Update.
2905 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2907 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2909 Cleanup ColdFire scheduling support and add V4 pipeline model.
2911 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2912 (define_attr cpu): Add cfv4 value.
2913 (define_attr type, define_attr type1): Merge into a single 'type'
2914 attribute. Update all uses.
2915 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2916 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2918 (define_attr opx_mem, define_attr opy_mem): Remove.
2919 (define_attr op_mem): Clean up, update comment.
2920 (define_attr size): Use specific values instead of general int.
2921 (define_attr guess, define_attr split): Remove. Update all uses.
2922 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2923 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2924 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2925 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2926 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2927 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2928 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2929 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2930 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2931 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2932 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2933 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2934 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2935 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2936 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2937 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2938 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2939 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2940 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2941 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2942 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2943 Update or set attributes.
2944 (stack_tie): New fake instruction.
2946 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2947 (m68k_sched_attr_size): Update declaration.
2948 (m68k_sched_attr_type2): Remove.
2949 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2950 Declare new bypass predicates.
2952 * config/m68k/m68k.c (m68k_sched_issue_rate,
2953 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2955 (TARGET_SCHED_ISSUE_RATE,
2956 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2957 (override_options): Handle scheduling for ColdFire V4 core.
2958 (m68k_expand_prologue): Emit stack_tie.
2959 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2960 'OP_TYPE_FPN'. Update all uses.
2961 (sched_guess_p): Remove.
2962 (sched_address_type): Handle symbolic addresses.
2963 (sched_get_operand): New static function.
2964 (sched_operand_type): Merge into sched_attr_op_type.
2965 (sched_attr_op_type): Handle FP registers, handle quick constants,
2967 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2968 (m68k_sched_attr_size): Update. Move logic to ...
2969 (sched_get_attr_size_int): New static function.
2970 (sched_get_opxy_mem_type): New static function.
2971 (m68k_sched_attr_op_mem): Update.
2972 (m68k_sched_attr_type2): Remove.
2973 (sched_cfv4_bypass_data): New static variable.
2974 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2975 (m68k_sched_issue_rate): Implement scheduler hook.
2976 (struct _sched_ib: enabled_p): New field.
2977 (m68k_sched_variable_issue): Update. Handle V4.
2978 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2979 sched_dump_class_func_t, sched_dump_split_class,
2980 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2981 sched_dump_dfa_class, m68k_sched_dump): Remove.
2982 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2984 (m68k_sched_init_global): Remove statisctics dumping, introduce
2985 sanity check that all instructions have pipeline reservations. Handle
2987 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2988 Handle ColdFire V4 core.
2989 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2990 New static functions.
2991 (m68k_sched_address_bypass_p): New bypass predicate.
2992 (sched_get_indexed_address_scale): New static function.
2993 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2995 * cf.md: Update comments.
2996 (define_attr type2): Remove. Use 'type' attribute instead.
2998 (cf_ib): Rename to cfv123_ib. Update all uses.
2999 (cf_oep): Rename to cfv123_oep. Update all uses.
3000 (cf_chr): Rename to cfv123_chr. Update all uses.
3001 (cf_mem): Rename to cfv123_mem. Update all uses.
3002 (cf_mac): Move to more appropriate place.
3003 (cfv123_guess): New automaton and cpu_unit.
3004 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3005 Update uses of 'size' attribute. Handle before reload scheduling.
3006 (cfv123_guess): New dummy reservation for unhandled instructions.
3007 (cfv4_*): Pipeline description of ColdFire V4 core.
3008 (ignore): New reservation to handle 'ignore' type.
3010 2008-05-07 Ian Lance Taylor <iant@google.com>
3013 * gimplify.c (find_single_pointer_decl_1): Don't look through
3015 (find_single_pointer_decl): Adjust comments.
3017 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3020 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3021 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3024 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3025 integral type rather than floating point, then VIEW_CONVERT_EXPR
3026 to the floating point type.
3028 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3031 TFmode op0 to register.
3033 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3035 * c-decl.c (grokdeclarator): Comment typo.
3037 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3039 * tree-flow.h: Remove prototype for computed_goto_p.
3040 * tree-cfg.c (computed_goto_p): Make static.
3042 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3045 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3046 (contains_aligned_value_p): This. Handle _Decimal128.
3047 (ix86_function_arg_boundary): Only align _Decimal128 to its
3048 natural boundary and handle it properly.
3050 2008-05-06 Martin Jambor <mjambor@suse.cz>
3052 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3053 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3054 (ipcp_method_set_orig_node): Removed.
3055 (ipcp_cval_get_cvalue_type): Removed.
3056 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3057 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3058 (ipcp_cval_set_cvalue_type): Removed.
3059 (ipcp_cval_get_cvalue): Removed.
3060 (ipcp_cval_set_cvalue): Removed.
3061 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3062 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3063 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3064 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3065 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3066 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3067 (ipcp_get_ith_lattice): Changed parameters.
3068 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3069 (ipcp_lattice_from_jfunc): Changed parameters.
3070 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3071 (ipcp_method_cval_print): Added temporary variable info.
3072 (ipcp_redirect): Removed already unused local variable caller.
3073 (ipcp_redirect): New temporary variable orig_callee_info
3074 (ipcp_redirect): Removed newly unused local variable callee.
3075 (ipcp_redirect): Removed (a bit confusing) local variable type.
3076 (ipcp_insert_stage): Added local variable info.
3077 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3079 (ipcp_formal_create): Removed.
3080 (ipcp_method_cval_set): Removed.
3081 (ipcp_propagate_stage): Renamed lattice variables.
3082 (ipcp_method_cval_set_cvalue_type): Removed.
3083 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3084 (ipcp_print_all_lattices): Changed printed strings to refer to
3085 lattices rather than cvals.
3086 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3087 (ipcp_propagate_const): Changed formal parameters.
3088 (build_const_val): Changed formal parameters.
3089 (ipcp_insert_stage): Removed useless variable cvalue
3090 (build_const_val): Changed formal parameters.
3091 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3092 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3093 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3094 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3095 (ipcp_print_func_profile_counts): Changed string from "method" to
3097 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3098 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3099 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3100 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3101 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3102 (ipcp_lat_is_const): Changed parameters and made inline.
3103 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3104 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3105 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3106 the predicate condition directly
3107 (ipcp_propagate_stage): Added local variable args. Removed local
3108 variable callee. (Both are mere code simplifications.)
3109 (ipcp_method_dont_insert_const): Renamed to
3110 ipcp_node_not_modifiable_p.
3111 (ipcp_node_not_modifiable_p): Made inline.
3112 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3113 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3114 (ipcp_print_all_lattices): Removed variable cvalue
3115 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3118 2008-05-06 Olivier Hainque <hainque@adacore.com>
3120 * tree-sra.c (try_instantiate_multiple_fields): Early return
3121 if field has POINTER_TYPE.
3123 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3125 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3126 by using 'q' specifier for instruction.
3127 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3129 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3131 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3132 Change mode of zero_extract from QImode to HImode.
3133 (sign bit tests peepholes): (Ditto.).
3135 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/mmx.md: Remove double backslashes from asm templates.
3138 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3139 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3140 to handle nonimmediate operands.
3141 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3142 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3143 to handle nonimmediate operands.
3144 (*mmx_<code>v2sf3_finite): New insn pattern.
3145 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3146 (mmx_<code>v2sf3): New expander. Use
3147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3148 (mmx_<plusminus_insn><mode>3): New expander. Use
3149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3150 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3151 (mmx_add<mode>3): Removed.
3152 (mmx_ssadd<mode>3): Ditto.
3153 (mmx_usadd<mode>3): Ditto.
3154 (mmx_sub<mode>3): Ditto.
3155 (mmx_sssub<mode>3): Ditto.
3156 (mmx_ussub<mode>3): Ditto.
3157 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3158 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3159 to handle nonimmediate operands.
3160 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3162 (mmx_smulv4hi3_highpart): New expander. Use
3163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3164 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3166 (mmx_umulv4hi3_highpart): New expander. Use
3167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3168 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3169 (mmx_<code>v4hi3): New expander. Use
3170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3171 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3172 (mmx_<code>v8qi3): New expander. Use
3173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3174 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3175 (mmx_<code><mode>3): New expander. Use
3176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3178 2008-05-05 Jan Hubicka <jh@suse.cz>
3180 PR tree-optimization/36118
3181 * passes.c (pass_init_dump_file): Fix dump header.
3183 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3187 VCE for function decls.
3189 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3191 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3193 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3195 * config/i386/i386.md (sat_plusminus): New.
3196 (plusminus_insn): Likewise.
3197 (plusminus_mnemonic): Likewise.
3199 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3200 (*<addsub><mode>3_cc_overflow): Renamed to ...
3201 (*<plusminus_insn><mode>3_cc_overflow): This.
3202 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3203 (*<plusminus_insn>si3_zext_cc_overflow): This.
3205 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3206 (<plusminus_insn><mode>3): This.
3207 (*<addsub><mode>3): Renamed to ...
3208 (*<plusminus_insn><mode>3): This.
3209 (<sse>_vm<addsub><mode>3): Renamed to ...
3210 (<sse>_vm<plusminus_insn><mode>3): This.
3211 (sse3_h<addsub>v4sf3): Renamed to ...
3212 (sse3_h<plusminus_insn>v4sf3): This.
3213 (sse3_h<addsub>v2df3): Renamed to ...
3214 (sse3_h<plusminus_insn>v2df3): This.
3215 (<plusminus_insn><mode>3): New.
3216 (*<plusminus_insn><mode>3): Likewise.
3217 (sse2_<plusminus_insn><mode>3): Likewise.
3218 (add<mode>): Removed.
3219 (*add<mode>3): Likewise.
3220 (sse2_ssadd<mode>3): Likewise.
3221 (sse2_usadd<mode>3): Likewise.
3222 (sub<mode>3): Likewise.
3223 (*sub<mode>3): Likewise.
3224 (sse2_sssub<mode>3): Likewise.
3225 (sse2_ussub<mode>3): Likewise.
3227 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3229 * gthr-single.h: Add in required interface elements as per gthr.h.
3230 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3231 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3232 Generalize UNUSED macro.
3233 (__gthread_once): Add.
3234 (__gthread_key_create): Add.
3235 (__gthread_key_delete): Add.
3236 (__gthread_getspecific): Add.
3237 (__gthread_setspecific): Add.
3239 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3241 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3242 the same size types for the indirect reference on the rhs, then
3245 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.md
3248 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3249 one insn template instead of template series.
3250 (*xordi_1_rex64): Ditto.
3251 (*xordi_2_rex64): Ditto.
3253 2008-05-05 Ira Rosen <irar@il.ibm.com>
3255 PR tree-optimization/36119
3256 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3259 2008-06-04 Jan Hubicka <jh@suse.cz>
3261 tree-optimization/36100
3262 * tree-pass.h (pass_O0_always_inline): Declare.
3263 * ipa-inline.c (inline_transform): Remove dead code.
3264 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3265 pass_O0_always_inline): New.
3266 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3268 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3270 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3271 mnemonic in this_param move for TARGET_64BIT.
3273 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3275 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3276 (*strmovsi_rex_1): Ditto.
3277 (*strsetsi_1): Ditto.
3278 (*strsetsi_rex_1): Ditto.
3280 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3281 adddicc expanders using SWI mode iterator.
3283 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3286 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3289 2008-05-04 David S. Miller <davem@davemloft.net>
3291 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3292 (sparc*-*-linux*): Use linux.h in tm_file.
3293 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3294 compiler defaulting to 32-bit.
3295 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3297 * config/sparc/linux.h: Remove definitions now obtained
3298 properly from linux.h
3299 * config/sparc/linux64.h: Likewise.
3300 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3301 don't want this setting for 32-bit builds in a biarch compiler.
3302 * doc/install.texi: Add sparc-linux to list of targets
3303 supporting --enable-targets=all.
3305 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3307 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3309 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3311 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3312 after V4SI_FTYPE_V8HI.
3313 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3314 case V4SI_FTYPE_V2DF.
3316 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3318 * doc/invoke.texi (max-flow-memory-locations): Removed.
3319 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3321 2008-05-03 Richard Guenther <rguenther@suse.de>
3324 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3326 2008-05-02 David S. Miller <davem@davemloft.net>
3328 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3330 2008-05-02 Simon Baldwin <simonb@google.com>
3333 * c-common.h (warn_array_subscript_range): Removed.
3334 * c-common.c (warn_array_subscript_range): Ditto.
3335 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3336 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3338 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3340 * config/i386/i386.c (ix86_special_builtin_type): New.
3341 (bdesc_special_args): Likewise.
3342 (ix86_expand_special_args_builtin): Likewise.
3343 (ix86_init_mmx_sse_builtins): Updated.
3344 (ix86_expand_builtin): Updated.
3345 (ix86_expand_store_builtin): Removed.
3346 (ix86_expand_unop_builtin): Likewise.
3348 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3349 * config/i386/mmintrin.h (__v2sf): Here.
3351 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3353 (_mm_loadl_pi): Likewise.
3354 (_mm_storeh_pi): Replace __v2si with __v2sf.
3355 (_mm_storel_pi): Likewise.
3357 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3358 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3359 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3360 __builtin_ia32_loadlpd.
3362 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3364 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3365 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3366 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3367 (ix86_init_mmx_sse_builtins): Updated.
3368 (ix86_expand_args_builtin): Likewise.
3369 (ix86_expand_builtin): Likewise.
3370 (ix86_expand_unop1_builtin): Renamed to ...
3371 (ix86_expand_unop_vec_merge_builtin): This.
3373 2008-05-01 Jan Hubicka <jh@suse.cz>
3376 * ipa-inline.c (inline_generate_summary): Make static.
3377 (inline_transform): Do not call inlining at -O0; make static.
3378 * passes.c (execute_todo): Add sanity check.
3379 (execute_one_ipa_transform_pass): Execute proper flags.
3381 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3383 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3384 (DECL_NONADDRESSABLE_P): Likewise.
3385 * alias.c (record_component_aliases): Fix comment.
3387 2008-05-01 Simon Baldwin <simonb@google.com>
3389 * c-common.h (warn_array_subscript_range): New function.
3390 * c-common.c (warn_array_subscript_range): Ditto.
3391 * tree-vrp.c (check_array_ref): Corrected code to agree with
3392 comment, ignoring only arrays of size 0 or size 1.
3393 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3395 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3397 * config/i386/i386.c (ix86_builtin_type): Replace
3398 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3399 (bdesc_args): Updated.
3400 (ix86_init_mmx_sse_builtins): Likewise.
3401 (ix86_expand_args_builtin): Likewise.
3403 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3406 * doc/extend.texi: Correct __builtin_ia32_palignr.
3408 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3411 * config/i386/i386.c (bdesc_crc32): Removed.
3412 (ix86_expand_crc32): Likewise.
3413 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3414 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3415 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3416 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3417 UINT_FTYPE_UINT_UCHAR.
3418 (bdesc_args): Updated. Add crc32 builtins.
3419 (ix86_init_mmx_sse_builtins): Updated.
3420 (ix86_expand_args_builtin): Updated to support subreg.
3422 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3424 2008-05-01 Jan Hubicka <jh@suse.cz>
3426 * tree-pass.h (opt_pass): Add IPA_PASS.
3427 (varpool_node, cgraph_node): Forward declare.
3428 (ipa_opt_pass): Define.
3429 (pass_ipa_inline): Turn into ipa_opt_pass.
3430 (pass_apply_inline): Remove.
3431 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3432 (apply_inline): Turn into ....
3433 (inline_transform): ... this one.
3434 (inline_generate_summary): New function.
3435 (pass_apply_inline): Remove.
3436 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3438 (struct function): Add ipa_transforms_to_apply.
3439 * passes.c (register_one_dump_file): Work on IPA_PASS.
3440 (init_optimization_passes): Remove pass_inline_parameters and
3442 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3443 (execute_one_pass) ... here; apply transforms when possible.
3444 (add_ipa_transform_pass, execute_ipa_summary_asses,
3445 execute_one_ipa_transform_pass): New.
3446 (execute_ipa_pass_list): Update for IPA_PASS type.
3448 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3450 * config/i386/i386.c (ix86_builtin_type): Add
3451 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3452 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3453 (bdesc_args): Add SSE4a builtins.
3454 (ix86_init_mmx_sse_builtins): Updated.
3455 (ix86_expand_args_builtin): Likewise.
3456 (ix86_expand_builtin): Likewise.
3458 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3460 * config/i386/i386.c (ix86_builtin_type): Add
3461 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3462 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3463 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3464 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3465 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3466 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3467 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3468 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3469 and DI_FTYPE_DI_DI_INT.
3470 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3471 (ix86_init_mmx_sse_builtins): Updated.
3472 (ix86_expand_args_builtin): Likewise.
3473 (ix86_expand_builtin): Likewise.
3474 (ix86_expand_binop_imm_builtin): Removed.
3476 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3478 2008-04-30 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/32921
3481 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3483 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3485 * config/arm/arm.c (arm_unwind_emit): Use
3486 crtl->all_throwers_are_sibcalls instead of
3487 cfun->all_throwers_are_sibcalls.
3488 (arm_output_fn_unwind): Likewise.
3489 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3490 instead of cfun->uses_pic_offset_table.
3491 (frv_expand_prologue): Likewise.
3492 (frv_frame_pointer_required): Likewise.
3493 (frv_expand_fdpic_call): Likewise.
3494 (frv_emit_movsi): Likewise.
3495 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3496 cfun->returns_pcc_struct instead of
3497 current_function_returns_pcc_struct.
3498 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3499 instead of cfun->calls_eh_return.
3500 (m32c_pushm_popm): Likewise.
3501 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3502 "extern" declaration.
3504 2008-04-30 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/21636
3507 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3509 (evaluate_stmt): Print the likely value.
3510 (ccp_visit_stmt): Avoid excessive vertical spacing.
3512 2008-04-30 Rafael Espindola <espindola@google.com>
3514 * builtins.c (fold_call_expr): Return realret.
3515 * tree-ssa-threadedge.c
3516 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3517 __builtin_object_size.
3519 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3521 * gcc.c (wrapper_string): New variable.
3522 (insert_wrapper): New function.
3523 (execute): New option -wrapper.
3524 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3526 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3528 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3529 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3530 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3532 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3533 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3534 config/rs6000/e500crtres64gprctr.asm,
3535 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3536 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3537 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3538 config/rs6000/e500crtsav64gprctr.asm,
3539 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3540 config/rs6000/e500crtsavg64gprctr.asm: New files.
3541 * config/rs6000/t-ppccomm: Add build rules for new files.
3542 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3543 * config/rs6000/t-netbsd: Add build rules for new files.
3544 (LIB2FUNCS_STATIC_EXTRA): New variable.
3545 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3546 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3547 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3549 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3551 * config/i386/i386.c (ix86_builtin_type): Add
3552 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3553 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3554 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3555 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3556 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3557 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3558 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3559 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3560 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3561 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3562 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3563 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3564 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3565 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3566 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3567 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3568 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3569 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3570 V1DI_FTYPE_V2SI_V2SI.
3571 (bdesc_2arg): Moved to ...
3573 (ix86_init_mmx_sse_builtins): Updated.
3574 (ix86_expand_args_builtin): Updated. Take a pointer
3575 to const struct builtin_description. Handle comparison
3577 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3578 (ix86_expand_builtin): Updated.
3580 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3581 (ssse3_pmaddubsw128): This.
3582 (ssse3_pmaddubswv4hi3): Renamed to ...
3583 (ssse3_pmaddubsw): This.
3585 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3586 (__builtin_ia32_packssdw128): Likewise.
3587 (__builtin_ia32_packuswb128): Likewise.
3588 (__builtin_ia32_pmaddubsw): Likewise.
3589 (__builtin_ia32_pmaddubsw128): Likewise.
3591 2008-04-30 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/14847
3594 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3595 (recognize_bits_test): Use it.
3596 (recognize_single_bit_test): Likewise.
3598 2008-04-30 Martin Jambor <mjambor@suse.cz>
3600 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3601 instead of setting number of formal parameters to zero.
3602 (ipcp_init_stage): Do not set the number of actual parameters to zero
3604 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3605 which are called with variable number of arguments.
3606 (ipcp_insert_stage): Explicitely skipping all nodes which are
3607 called with variable number of arguments.
3608 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3609 number of parameters.
3611 * ipa-prop.h (struct ipa_node_params): Added flag
3612 called_with_var_arguments
3613 (ipa_set_param_count): Added. Changed sole setter to use it.
3614 (ipa_get_param_count): Added. All readers of param_count
3615 converted to use it instead.
3616 (ipa_set_called_with_variable_arg): Added.
3617 (ipa_is_called_with_var_arguments): Added.
3618 (ipa_get_ith_param): Added. All readers of param_decls converted
3620 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3622 (ipa_get_cs_argument_count): Added, all readers of argument_count
3624 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3627 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3628 (struct ipcp_lattice): Renamed cval_type to type
3629 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3631 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3632 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3633 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3634 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3635 (build_const_val): Changed the type of parameter cvalue to tree
3636 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3637 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3639 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3642 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3643 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3644 (ipa_add_method): Renamed to ipa_push_func_to_list
3645 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3646 (ipa_callsite_param_count): Removed.
3647 (ipa_callsite_param_count_set): Removed.
3648 (ipa_callsite_param): Removed.
3649 (ipa_callsite_callee): Removed.
3650 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3651 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3652 (ipa_method_formal_count): Removed.
3653 (ipa_method_formal_count_set): Removed.
3654 (ipa_method_get_tree): Removed.
3655 (ipa_method_tree_map_create): Removed.
3656 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3657 (ipa_create_param_decls_array): Creates the array itself
3658 (ipa_create_param_decls_array): Temporary variable info instead of
3660 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3661 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3662 (get_type): Removed.
3663 (ipa_jf_get_info_type): Removed.
3664 (ipa_node_create): Renamed to ipa_create_node_params
3665 (ipa_free): Renamed to ipa_free_all_node_params
3666 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3667 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3668 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3669 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3670 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3671 ipa_free_all_edge_args
3672 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3673 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3674 (ipa_create_methodlist_node): Removed.
3675 (ipa_methodlist_method): Removed.
3676 (ipa_methodlist_method_set): Removed.
3677 (ipa_methodlist_next_method): Removed.
3678 (ipa_methodlist_next_method_set): Removed.
3679 (ipa_method_is_modified): Removed.
3680 (ipa_method_modify_create): Removed.
3681 (ipa_method_modify_init): Temporary variable info instead of a few
3683 (ipa_detect_param_modifications): Temporary variable info instead of
3685 (ipa_compute_jump_functions): Temporary variable info instead of
3687 (ipa_method_modify_set): Removed.
3688 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3689 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3690 than craph_node as the first parameter.
3691 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3692 (ipa_method_modify_init): Removed.
3693 (ipa_compute_jump_functions): Added a temp variable instead of
3694 repeatadly dereferencing the cgraph_edge.aux pointer
3695 (ipa_callsite_param_set_type): Removed.
3696 (ipa_compute_jump_functions): i renamed to index and moved to
3698 (ipa_callsite_param_set_info_type_formal): Removed.
3699 (ipa_callsite_param_set_info_type): Removed.
3700 (ipa_callsite_param_map_create): Removed.
3701 (ipa_callsite_tree): Removed.
3702 (ipa_callsite_caller): Removed.
3703 (ipa_pop_func_from_list): return_method removed to return_func
3705 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3706 prefixed all values with IPA_. Changed all users.
3707 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3708 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3709 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3710 (union parameter_info): Renamed to jump_func_value.
3711 (union jump_func_value): Renamed value to constant
3712 (struct ipa_jump_func): Renamed info_type to value
3713 (struct ipa_node): Renamed to ipa_node_params
3714 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3715 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3716 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3717 (struct ipa_edge): Renamed to ipa_edge_args
3718 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3719 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3720 (struct ipa_methodlist): Renamed to ipa_func_list
3721 (struct ipa_func_list): method_p renamed to node, next_method
3723 (ipa_methodlist_p): Removed, switched all users to struct pointer
3724 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3726 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3728 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3729 (rs6000_emit_epilogue): Use backchain to restore only when we
3730 have a large frame. Make use of frame pointer to restore if we
3731 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3733 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3735 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3736 Add mode to zero_extract.
3737 (sign bit tests peepholes): (Ditto.).
3739 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3742 Instructions in comments with SSE3.
3743 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3744 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3745 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3746 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3747 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3748 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3749 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3750 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3751 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3752 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3753 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3754 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3755 (bdesc_sse_args): Renamed to ...
3756 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3757 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3758 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3760 (bdesc_1arg): Moved to ...
3762 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3763 Instructions in comments with SSE3.
3764 (ix86_expand_sse_operands_builtin): Renamed to ...
3765 (ix86_expand_args_builtin): This. Updated.
3766 (ix86_expand_unop1_builtin): Update comments.
3767 (ix86_expand_builtin): Updated.
3769 2008-04-29 Richard Guenther <rguenther@suse.de>
3771 PR tree-optimization/36078
3772 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3773 Update virtual SSA form after cleaning up the CFG.
3775 2008-04-29 Richard Guenther <rguenther@suse.de>
3778 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3780 2008-04-29 Richard Guenther <rguenther@suse.de>
3782 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3783 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3784 (compute_flow_insensitive_aliasing): Do not treat
3785 PTR_IS_REF_ALL pointers special.
3786 (get_smt_for): Likewise.
3787 (may_alias_p): Re-structure.
3788 (is_escape_site): A ref-all pointer conversion is not an escape site.
3789 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3790 PTR_IS_REF_ALL pointers special.
3791 * tree-ssa-structalias.h (struct alias_info): Remove
3792 ref_all_symbol_mem_tag field.
3793 (PTR_IS_REF_ALL): Remove.
3795 2008-04-29 Richard Guenther <rguenther@suse.de>
3798 * fold-const.c (extract_muldiv_1): In combining division constants
3799 make sure to never overflow.
3801 2008-04-29 Nick Clifton <nickc@redhat.com>
3803 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3805 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3808 * optc-gen.awk: Work around HP-UX/IA awk bug.
3810 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3812 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3815 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3818 * config/i386/i386.md
3819 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3820 Change operand 1 predicate to nonimmediate_operand.
3822 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3825 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3827 * gengtype.c (walk_type, write_func_for_structure): Handle
3829 * doc/gty.texi: Document chain_circular.
3831 2008-04-28 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/36066
3834 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3837 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3840 * config/i386/i386.md
3841 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3842 Use match_scratch instead of match_operand for operands 3 and 4.
3844 2008-04-27 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/18754
3847 PR tree-optimization/34223
3848 * tree-pass.h (pass_complete_unrolli): Declare.
3849 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3850 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3851 Rewrite loop into loop closed SSA form if it is not already.
3852 (tree_unroll_loops_completely): Re-structure to iterate over
3853 innermost loops with intermediate CFG cleanups.
3854 Unroll outermost loops only if requested or the code does not grow
3856 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3857 loops are available.
3858 (tree_vectorize): Instead do so here.
3859 (tree_complete_unroll): Also unroll outermost loops.
3860 (tree_complete_unroll_inner): New function.
3861 (gate_tree_complete_unroll_inner): Likewise.
3862 (pass_complete_unrolli): New pass.
3863 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3864 uses outside of the loop.
3865 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3866 form if it is available.
3867 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3868 * passes.c (init_optimization_passes): Schedule complete inner
3869 loop unrolling pass before the first CCP pass after final inlining.
3871 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3873 * targhooks.h (default_emutls_var_fields,
3874 default_emutls_var_init): Declare.
3875 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3876 * target.h (struct gcc_target): Add struct emutls member.
3877 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3878 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3879 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3880 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3881 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3882 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3883 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3884 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3885 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3886 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3887 emit debug information.
3888 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3889 * varasm.c: Include targhooks.h.
3890 (emutls_object_section, emutls_tmpl_section): New.
3891 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3892 (EMUTLS_SEPARATOR): New.
3894 (get_emutls_object_name): New.
3895 (default_emutls_var_fields): New, broken out of ...
3896 (get_emutls_object_type): ... here. Adjust to use target hooks.
3897 (get_emutls_init_templ_addr): Adjust to use target hooks.
3898 (emutls_decl): Adjust to use target hooks.
3899 (emutls_finish): Likewise.
3900 (default_emutls_var_init): New, broken out of ...
3901 (assemble_variable): ... here. Adjust to use target hooks.
3902 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3904 * c-common.c (handle_section_attribute): Prevent overriding
3905 sections for emulated tls with special sections.
3906 * config/i386/i386.c (x86_64_elf_select_section): Add
3907 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3908 (x86_64_elf_unique_section): Likewise.
3909 * config/vxworks.c: Include tree.h.
3910 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3911 (vxworks_override_options): Set TLS scheme.
3912 * doc/tm.texi (Emulated TLS): New node.
3914 2008-04-26 Simon Baldwin <simonb@google.com>
3917 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3918 with propagated string constants.
3920 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3922 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3923 constraint for operand 2 when operand 0 is memory operand.
3924 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3925 operand 0 is memory operand.
3926 (fix_trunc<mode>_i387_with_temp): Ditto.
3927 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3928 operand 2 when operand 1 is memory operand.
3929 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3930 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3931 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3932 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3933 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3934 operands 2,3 and 4 when operand 1 is memory operand.
3935 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3937 (fistdi2_floor_with_temp): Ditto.
3938 (fist<mode>2_floor_with_temp): Ditto.
3939 (fistdi2_ceil_with_temp): Ditto.
3940 (fist<mode>2_ceil_with_temp): Ditto.
3941 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3943 2008-04-26 David Daney <ddaney@avtrex.com>
3945 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3947 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3948 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3949 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3950 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3951 (compare_and_swap_12): New insn.
3952 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3953 * config/mips/mips.c (mips_force_binary): New function.
3954 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3955 (mips_expand_compare_and_swap_12): New function.
3956 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3958 2008-04-25 Jan Hubicka <jh@suse.cz>
3961 * cfgexpand.c (pass_expand): Turn into RTL pass.
3962 * passes.c (execute_one_pass): Do pass typechecking after execution.
3963 * tree-pass.h (pass_expand): Turn into RTL pass.
3965 * function.h (struct rtl_data): Move here fields
3966 accesses_prior_frames, calls_eh_return, saves_all_registers,
3967 has_nonlocal_goto, has_asm_statement, is_thunk,
3968 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3969 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3970 arg_pointer_save_area_init from struct function; turn into bool.
3971 (struct function): Move
3972 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3973 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3974 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3975 tail_call_emit, arg_pointer_save_area_init
3976 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3977 (current_function_returns_struct, current_function_returns_pcc_struct,
3978 current_function_calls_setjmp, current_function_calls_alloca,
3979 current_function_accesses_prior_frames,
3980 current_function_calls_eh_return, current_function_is_thunk,
3981 current_function_stdarg, current_function_profile,
3982 current_function_limit_stack, current_function_uses_pic_offset_table,
3983 current_function_uses_const_pool, current_function_has_nonlocal_label,
3984 current_function_saves_all_registers,
3985 current_function_has_nonlocal_goto,
3986 current_function_has_asm_statement): Remove accesor macros.
3987 * ra-conflict.c (global_conflicts): Update.
3988 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3989 (suitable_for_tail_call_opt_p): Update.
3990 * builtins.c (expand_builtin_return_addr): Update.
3991 (expand_builtin_setjmp_setup): Update.
3992 (expand_builtin_nonlocal_goto): Update.
3993 * final.c (final_start_function): Update.
3994 (profile_function): Update.
3995 (leaf_function_p): Update.
3996 (only_leaf_regs_used): Update.
3997 * df-scan.c (df_get_exit_block_use_set): Update.
3998 * dojump.c (clear_pending_stack_adjust): Update.
3999 * tree-stdarg.c (gate_optimize_stdarg): Update.
4000 * gimple-low.c (lower_function_body): Update.
4001 * global.c (compute_regsets): Update.
4002 (global_alloc): Update.
4003 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4004 * expr.c (expand_assignment): Update.
4005 * dse.c (dse_step0): Update.
4006 (dse_step1): Update.
4007 * c-decl.c (store_parm_decls): Update.
4008 * local-alloc.c (combine_regs): Update.
4009 (find_free_reg): Update.
4010 * function.c (assign_parms_augmented_arg_list): Update.
4011 (assign_parm_find_data_types): Update.
4012 (assign_parms): Update.
4013 (allocate_struct_function): Update.
4014 (expand_function_start): Update.
4015 (expand_function_end): Update.
4016 (get_arg_pointer_save_area): Update.
4017 (thread_prologue_and_epilogue_insns): Update.
4018 (rest_of_match_asm_constraints): Update.
4019 * stor-layout.c (variable_size): Update.
4020 * gcse.c (gcse_main): Update.
4021 (bypass_jumps): Update.
4022 * gimplify.c (gimplify_function_tree): Update.
4023 * calls.c (emit_call_1): Update.
4024 (expand_call): Update.
4025 * bt-load.c (compute_defs_uses_and_gen): Update.
4026 * except.c (sjlj_assign_call_site_values): Update.
4027 (sjlj_emit_function_enter): Update.
4028 (can_throw_external): Update.
4029 (set_nothrow_function_flags): Update.
4030 (expand_builtin_unwind_init): Update.
4031 (expand_eh_return): Update.
4032 (convert_to_eh_region_ranges): Update.
4033 (output_function_exception_table): Update.
4034 * emit-rtl.c (gen_tmp_stack_mem): Update.
4035 * cfgexpand.c (expand_used_vars): Update.
4036 (tree_expand_cfg): Update.
4037 * cfgcleanup.c (rest_of_handle_jump): Update.
4038 * explow.c (allocate_dynamic_stack_space): Update.
4039 * varasm.c (assemble_start_function): Update.
4040 (force_const_mem): Update.
4041 (mark_constant_pool): Update.
4042 * tree-optimize.c (tree_rest_of_compilation): Update.
4043 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4044 * tree-cfg.c (notice_special_calls): Update.
4045 (is_ctrl_altering_stmt): Update.
4046 (tree_can_make_abnormal_goto): Update.
4047 (tree_purge_dead_abnormal_call_edges): Update.
4048 * config/alpha/predicates.md: Update.
4049 * config/alpha/alpha.c (alpha_sa_mask): Update.
4050 (alpha_sa_size): Update.
4051 (alpha_does_function_need_gp): Update.
4052 (alpha_expand_prologue): Update.
4053 (alpha_start_function): Update.
4054 (alpha_output_function_end_prologue): Update.
4055 (alpha_expand_epilogue): Update.
4056 * config/frv/frv.c (frv_stack_info): Update.
4057 (frv_expand_epilogue): Update.
4058 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4059 (s390_register_info): Update.
4060 (s390_frame_info): Update.
4061 (s390_init_frame_layout): Update.
4062 (s390_can_eliminate): Update.
4063 (save_gprs): Update.
4064 * config/spu/spu.c (spu_split_immediate): Update.
4065 (need_to_save_reg): Update.
4066 (spu_expand_prologue): Update.
4067 (spu_expand_epilogue): Update.
4068 * config/sparc/sparc.md: Update.
4069 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4070 (sparc_tls_got): Update.
4071 (legitimize_pic_address): Update.
4072 (sparc_emit_call_insn): Update.
4073 (sparc_expand_prologue): Update.
4074 (output_return): Update.
4075 (print_operand): Update.
4076 (sparc_function_ok_for_sibcall): Update.
4077 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4078 * config/m32r/m32r.md: Update.
4079 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4080 (m32r_compute_frame_size): Update.
4081 (m32r_expand_prologue): Update.
4082 (m32r_expand_epilogue): Update.
4083 (m32r_legitimize_pic_address): Update.
4084 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4085 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4086 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4088 (ix86_save_reg): Update.
4089 (ix86_compute_frame_layout): Update.
4090 (ix86_expand_prologue): Update.
4091 (ix86_expand_epilogue): Update.
4092 * config/sh/sh.c (output_stack_adjust): Update.
4093 (calc_live_regs): Update.
4094 (sh5_schedule_saves): Update.
4095 (sh_expand_prologue): Update.
4096 (sh_expand_epilogue): Update.
4097 (sh_setup_incoming_varargs): Update.
4098 (sh_allocate_initial_value): Update.
4099 (sh_get_pr_initial_val): Update.
4100 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4101 * config/sh/sh.md (label:): Update.
4102 * config/avr/avr.c (out_movhi_mr_r): Update.
4103 * config/crx/crx.h (enum): Update.
4104 * config/xtensa/xtensa.h (along): Update.
4105 * config/stormy16/stormy16.c Update.
4106 (xstormy16_compute_stack_layout): Update.
4107 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4108 (fr30_expand_prologue): Update.
4109 * config/cris/cris.c (cris_conditional_register_usage): Update.
4110 (cris_reg_saved_in_regsave_area): Update.
4111 (cris_initial_frame_pointer_offset): Update.
4112 (cris_simple_epilogue): Update.
4113 (cris_expand_prologue): Update.
4114 (cris_expand_epilogue): Update.
4115 (cris_expand_pic_call_address): Update.
4116 (cris_asm_output_symbol_ref): Update.
4117 (cris_asm_output_label_ref): Update.
4118 * config/cris/cris.md Update.
4119 * config/iq2000/iq2000.c (compute_frame_size): Update.
4120 (iq2000_expand_epilogue): Update.
4121 * config/mt/mt.h (save_direction): Update.
4122 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4123 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4124 (ia64_secondary_reload_class): Update.
4125 * config/m68k/m68k.c (m68k_save_reg): Update.
4126 (m68k_expand_prologue): Update.
4127 (m68k_expand_epilogue): Update.
4128 (legitimize_pic_address): Update.
4129 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4130 (first_reg_to_save): Update.
4131 (first_altivec_reg_to_save): Update.
4132 (compute_vrsave_mask): Update.
4133 (compute_save_world_info): Update.
4134 (rs6000_stack_info): Update.
4135 (spe_func_has_64bit_regs_p): Update.
4136 (rs6000_ra_ever_killed): Update.
4137 (rs6000_emit_eh_reg_restore): Update.
4138 (rs6000_emit_allocate_stack): Update.
4139 (rs6000_emit_prologue): Update.
4140 (rs6000_emit_epilogue): Update.
4141 (rs6000_output_function_epilogue): Update.
4142 (output_profile_hook): Update.
4143 (rs6000_elf_declare_function_name): Update.
4144 * config/rs6000/rs6000.h (rs6000_args): Update.
4145 * config/rs6000/rs6000.md: Update.
4146 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4147 * config/arc/arc.c (arc_output_function_epilogue): Update.
4148 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4149 * config/darwin.c (machopic_function_base_name): Update.
4150 * config/score/score3.c (score3_compute_frame_size): Update.
4153 (score3_epilogue): Update.
4154 * config/score/score7.c (score7_compute_frame_size): Update.
4155 (score7_prologue): Update.
4156 (score7_epilogue): Update.
4157 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4158 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4159 * config/arm/arm.c (use_return_insn): Update.
4160 (require_pic_register): Update.
4161 (arm_load_pic_register): Update.
4162 (arm_compute_save_reg0_reg12_mask): Update.
4163 (arm_compute_save_reg_mask): Update.
4164 (thumb1_compute_save_reg_mask): Update.
4165 (output_return_instruction): Update.
4166 (arm_output_function_prologue): Update.
4167 (arm_output_epilogue): Update.
4168 (arm_get_frame_offsets): Update.
4169 (arm_expand_prologue): Update.
4170 (thumb_pushpop): Update.
4171 (thumb_exit): Update.
4172 (thumb1_expand_prologue): Update.
4173 (thumb1_expand_epilogue): Update.
4174 (arm_unwind_emit): Update.
4175 (arm_output_fn_unwind): Update.
4176 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4177 * config/arm/arm.md: Update.
4178 * config/pa/pa.md: Update.
4179 * config/pa/pa.c (legitimize_pic_address): Update.
4180 (compute_frame_size): Update.
4181 (hppa_expand_prologue): Update.
4182 (hppa_expand_epilogue): Update.
4183 (borx_reg_operand): Update.
4184 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4185 (HARD_REGNO_RENAME_OK): Update.
4186 * config/mips/mips.c (mips_global_pointer): Update.
4187 (mips_save_reg_p): Update.
4188 (mips_compute_frame_info): Update.
4189 (mips_frame_pointer_required): Update.
4190 (mips_expand_prologue): Update.
4191 (mips_expand_epilogue): Update.
4192 (mips_can_use_return_insn): Update.
4193 (mips_reorg_process_insns): Update.
4194 * config/v850/v850.c (compute_register_save_size): Update.
4195 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4196 * config/mmix/mmix.c (along): Update.
4197 (mmix_expand_epilogue): Update.
4198 * config/bfin/bfin.c (legitimize_pic_address): Update.
4199 (must_save_p): Update.
4200 (stack_frame_needed_p): Update.
4201 (add_to_reg): Update.
4202 (bfin_expand_prologue): Update.
4203 * stmt.c (expand_asm_operands): Update.
4204 * reload1.c (reload): Update.
4205 (init_elim_table): Update.
4207 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4209 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4211 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4214 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4215 (mov<mode>): Removed.
4216 (*movv4sf_internal): Likewise.
4217 (*movv2df_internal): Likewise.
4219 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4221 * config.gcc (crx-*-elf): Remove deprecation.
4223 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4225 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4226 __gcc_deregister_frame with atexit.
4227 (deregister_frame_dtor): Remove.
4229 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4230 Nathan Sidwell <nathan@codesourcery.com>
4232 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4234 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4235 (rs6000_isel): Likewise.
4236 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4237 (rs6000_isel): New variable.
4238 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4240 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4243 * c-common.c (handle_vector_size_attribute): Call
4244 lang_hooks.types.reconstruct_complex_type instead of
4245 reconstruct_complex_type.
4246 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4247 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4248 * langhooks.h (struct lang_hooks_for_types): Add
4249 reconstruct_complex_type hook.
4250 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4251 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4253 2008-04-24 Richard Guenther <rguenther@suse.de>
4255 * c-common.h (check_builtin_function_arguments): Declare.
4256 * c-common.c (validate_nargs): New function.
4257 (check_builtin_function_arguments): Likewise.
4258 * c-typeck.c (build_function_call): Call
4259 check_builtin_function_arguments.
4260 * builtins.c (fold_builtin_classify): Remove error reporting code.
4261 (fold_builtin_unordered_cmp): Likewise.
4262 (fold_builtin_1): Likewise.
4263 (fold_builtin_n): Likewise.
4265 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4267 PR tree-optimization/36008
4268 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4269 the original op1, rather than delta by step.
4271 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4272 Sebastian Pop <sebastian.pop@amd.com>
4274 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4275 eliminate_local_variables_stmt, eliminate_local_variables,
4276 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4277 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4278 of code delimited by two edges in the CFG.
4279 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4280 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4281 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4282 the case of parallelisation of reductions.
4283 (expr_invariant_in_region_p): New.
4285 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4286 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4288 2008-04-24 Ira Rosen <irar@il.ibm.com>
4289 Richard Guenther <rguenther@suse.de>
4291 PR tree-optimization/36034
4292 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4293 incapable of dealing with loads with gaps.
4295 2008-04-24 Rafael Espindola <espindola@google.com>
4297 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4298 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4299 vrp_evaluate_conditional.
4300 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4301 (vrp_evaluate_conditional): Split the cond argument.
4302 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4303 (simplify_stmt_for_jump_threading): Update call to
4304 vrp_evaluate_conditional.
4306 2008-04-24 Ira Rosen <irar@il.ibm.com>
4308 PR tree-optimization/35982
4309 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4310 interleaved data-refs are of the same type.
4312 2008-04-24 Danny Smith <dannysmith@users.net>
4314 * c-format.c (check_format_info_main): Use strncmp rather than a
4315 magic prefix to handle multichar length specs.
4316 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4317 Don't prefix "I64" and "I32" with '\0'.
4319 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4322 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4323 in registers for -m32 only if stdarg_p (fntype).
4325 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4327 PR rtl-optimization/36006
4328 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4329 temp to op0 in order to avoid invalid rtx sharing.
4331 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4333 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4334 check TREE_INVARIANT.
4335 * tree-gimple.c (is_gimple_address): New.
4336 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4337 * tree-gimple.h (is_gimple_address): New.
4338 * tree.h (decl_address_invariant_p): New.
4339 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4340 (build_string): Likewise.
4341 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4342 (tree_invariant_p_1): Likewise.
4343 (save_expr): Use it.
4344 (tree_invariant_p): New.
4345 (skip_simple_arithmetic): Use it.
4346 (stabilize_reference_1): Use it.
4347 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4349 (build1_stat): Drop code to compute TREE_INVARIANT.
4350 (build2_stat): Drop code to compute TREE_INVARIANT.
4351 (build3_stat): Drop code to compute TREE_INVARIANT.
4352 (build4_stat): Drop code to compute TREE_INVARIANT.
4353 (build5_stat): Drop code to compute TREE_INVARIANT.
4354 (build7_stat): Drop code to compute TREE_INVARIANT.
4355 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4356 * tree.h (struct tree_base): Remove invariant_flag.
4357 (TREE_INVARIANT): Remove.
4358 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4359 (fold_builtin_expect): Check TREE_CONSTANT.
4360 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4361 * c-tree.h (c_expr_to_decl): Drop third parameter.
4362 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4363 (build_c_cast): Don't set TREE_INVARIANT.
4364 (pop_init_level): Don't set TREE_INVARIANT.
4365 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4366 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4368 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4369 (gimplify_addr_expr): Adjust comment.
4370 * tree-mudflap.c (mf_build_string):
4371 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4372 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4373 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4374 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4375 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4376 * langhooks.h (struct lang_hooks): Drop third parameter from
4379 2008-04-23 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/27799
4382 PR tree-optimization/32921
4383 PR tree-optimization/32624
4384 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4385 SMTs aliases and the tag itself into the solution.
4386 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4387 merge the points-to solution back into the SMT aliases.
4388 (may_alias_p): Use alias_set_subset_of instead of
4389 aliases_conflict_p. A pointer which points to
4390 memory with alias set zero may access any variable.
4392 2008-04-23 Richard Guenther <rguenther@suse.de>
4394 * alias.c (alias_set_subset_of): Correctly handle asking
4395 if zero is a subset of an alias set with zero child.
4396 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4397 (compute_flow_insensitive_aliasing): Correctly walk all
4398 pointers. Do not unnecessarily union sets.
4400 2008-04-23 Richard Guenther <rguenther@suse.de>
4403 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4405 2008-04-22 Tomas Bily <tbily@suse.cz>
4407 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4409 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4411 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4412 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4413 * tree-inline.c (estimate_num_insns_1): Likewise.
4414 * varasm.c (const_hash_1, compare_constant, copy_constant)
4415 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4416 * emit-rtl.c (component_ref_for_mem_expr)
4417 (set_mem_attributes_minus_bitpos): Likewise.
4418 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4419 (is_aligning_offset): Likewise.
4420 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4421 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4422 * dojump.c (do_jump): Likewise.
4423 * builtins.c (get_pointer_alignment, get_memory_rtx)
4424 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4425 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4427 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4429 PR rtl-optimization/36017
4430 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4431 expanding the library call.
4433 2008-04-22 Ian Lance Taylor <iant@google.com>
4435 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4438 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4440 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4441 of LR/CTR moves for Power6.
4443 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4446 * passes.c (init_optimization_passes): Remove
4447 pass_fast_rtl_byte_dce.
4449 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4453 builtin functions to generate faster code.
4454 (_mm_cvtpu16_ps): Ditto.
4455 (_mm_cvtpi32x2_ps): Ditto.
4457 2008-04-22 Nick Clifton <nickc@redhat.com>
4459 * common.opt (ftree-loop-distribution): Add Optimization
4462 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4463 (frv_expand_builtin_va_start): Likewise.
4465 * config/arm/arm.c (thumb_find_work_register): Fix location of
4466 argument register count.
4468 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4470 Support scheduling for ColdFire V1 and V3 microarchitecture.
4471 Improve scheduling of multiplication instructions.
4473 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4474 (mac): New instruction attribute.
4475 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4476 (m68k_sched_mac): New variable.
4477 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4478 Handle cfv1 and cfv3.
4479 (max_insn_size): New static variable.
4480 (struct _sched_ib): New type.
4481 (sched_ib): New static variable.
4482 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4483 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4484 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4486 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4487 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4488 new variables. Update.
4489 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4490 Add modeling of cfv3 instruction buffer. Update.
4491 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4492 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4493 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4494 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4495 a particular reservation applies to.
4496 (type2): Reorganize attribute values. Rename alu to alu_reg,
4497 alu_l to alu, move_l to omove. Join move to alu. Split mul
4499 (cf_ib_*): Simplify description of instruction buffer.
4500 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4501 (cf_mem): Split into cf_mem1 and cf_mem2.
4502 (cf_v2_move_??): Rename to cfv12_alu_??.
4503 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4504 (cf_v2_mul_??): Remove reservations.
4505 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4506 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4507 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4509 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4510 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4511 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4512 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4513 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4514 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4515 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4516 expansions of the above reservations for instructions of sizes
4519 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4521 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4523 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4525 * coverage.c: Include tree-pass.h.
4526 (coverage_counter_alloc): Print da_file_name to the dump file.
4528 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4530 * sbitmap.c (sbitmap_range_empty_p): New function.
4531 * sbitmap.h (sbitmap_range_empty_p): New function.
4532 * bitmap.h: Now includes obstack.h.
4534 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4535 Kenneth Zadeck <zadeck@naturalbridge.com>
4537 * dbgcnt.def (ra_byte_scan): Added.
4538 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4539 when the last hit happens for a counter.
4540 * timevar.def (TV_DF_BYTE_LR): New variable.
4541 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4542 * passes.c (pass_fast_rtl_byte_dce): New pass.
4543 * fwprop.c (update_df): Added mode to call df_ref_create.
4544 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4545 DF_REF_EXTRACT_OFFSET.
4546 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4547 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4549 (df_ref_extract): Added mode field.
4550 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4551 DF_REF_EXTRACT_OFFSET.
4552 (DF_REF_EXTRACT_MODE): New macro.
4553 (df_byte_lr_bb_info): New structure.
4554 (df_print_byte_regset, df_compute_accessed_bytes,
4555 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4556 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4557 df_byte_lr_simulate_uses,
4558 df_byte_lr_simulate_artificial_refs_at_top,
4559 df_byte_lr_simulate_artificial_refs_at_end,
4560 df_compute_accessed_bytes): New function.
4561 (df_ref_create): Add parameter.
4562 (df_byte_lr_get_bb_info): New inline function.
4563 * df-scan.c (df_ref_record, df_uses_record,
4564 df_ref_create_structure): Added mode parameter.
4565 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4566 df_defs_record, df_uses_record, df_get_conditional_uses,
4567 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4568 df_entry_block_defs_collect, df_exit_block_uses_collect):
4569 Added mode parameter to calls to df_ref_record, df_uses_record,
4570 df_ref_create_structure.
4571 (df_ref_equal_p, df_ref_compare): Added test for modes.
4572 (df_ref_create_structure): Added code to set mode. Renamed
4573 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4574 DF_REF_EXTRACT_OFFSET.
4575 * df-core.c (df_print_byte_regset): New function.
4576 * df-byte-scan.c: New file.
4577 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4578 calls to BITMAP_FREE.
4579 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4580 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4581 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4582 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4583 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4584 df_byte_lr_local_compute, df_byte_lr_init,
4585 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4586 df_byte_lr_transfer_function, df_byte_lr_free,
4587 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4588 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4589 df_byte_lr_simulate_uses,
4590 df_byte_lr_simulate_artificial_refs_at_top,
4591 df_byte_lr_simulate_artificial_refs_at_end): New function.
4592 * dce.c (byte_dce_process_block): New function.
4593 (dce_process_block): au is now passed in rather than computed
4594 locally. Changed loops that look at artificial defs to not look
4595 for conditional or partial ones, because there never are any.
4596 (fast_dce): Now is able to drive byte_dce_process_block or
4597 dce_process_block depending on the kind of dce being done.
4598 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4599 (rest_of_handle_fast_byte_dce): New function.
4600 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4601 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4603 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4606 * gcc.h: Added fortran options that take arguments to
4607 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4610 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4612 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4613 scalarization if on the LHS and not a full access.
4615 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4617 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4619 2008-04-18 Rafael Espindola <espindola@google.com>
4621 * tree-vrp.c (find_case_label_index): Fix the binary search.
4622 (find_case_label_range): New.
4623 (vrp_visit_switch_stmt): Use find_case_label_range.
4624 (simplify_switch_using_ranges): Use find_case_label_range.
4626 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4628 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4629 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4631 2008-04-18 Tom Tromey <tromey@redhat.com>
4634 * doc/cpp.texi (Implementation-defined behavior): Mention
4637 2008-04-18 Ian Lance Taylor <iant@google.com>
4639 * fold-const.c (pointer_may_wrap_p): New static function.
4640 (fold_comparison): Add another test for pointer overflow. Use
4641 pointer_may_wrap_p to disable some false positives.
4643 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4645 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4646 (fname_as_string): Match updated cpp_interpret_string prototype.
4647 (fix_string_type): Support char16_t* and char32_t*.
4648 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4649 derivative) nodes. Register as builtin if C++0x.
4650 (c_parse_error): Support CPP_CHAR{16,32}.
4651 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4652 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4653 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4654 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4655 CTI_CHAR32_ARRAY_TYPE>: New elements.
4656 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4657 char32_type_node, signed_char32_type_node, char16_array_type_node,
4658 char32_array_type_node): New defines.
4659 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4660 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4661 (lex_string): Support CPP_STRING{16,32}, match updated
4662 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4663 (lex_charconst): Support CPP_CHAR{16,32}.
4664 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4665 and CPP_STRING{16,32}.
4667 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4670 * aclocal.m4: Regenerate.
4671 * configure: Regenerate.
4673 2008-04-18 Jan Hubicka <jh@suse.cz>
4675 * except.c (dw2_size_of_call_site_table,
4676 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4678 * cgraphbuild.c (build_cgraph_edges): Update.
4679 * tree-pass.h: Update comment.
4680 * final.c (leaf_function_p): Update.
4681 (leaf_renumber_regs): Update.
4682 (rest_of_clean_state): Update.
4683 * omp-low.c (expand_omp_parallel): Update.
4684 * ipa-reference.c (analyze_function): Update.
4685 * reorg.c (find_end_label): Update.
4686 (optimize_skip): Update.
4687 (fill_simple_delay_slots): Update.
4688 (fill_simple_delay_slots): Update.
4689 (make_return_insns): Update.
4690 (dbr_schedule): Update.
4691 * gimple-low.c (record_vars_into): Update.
4692 * cfgbuild.c (make_edges): Update.
4693 * function.c (assign_stack_local): Update.
4694 (assign_parm_adjust_stack_rtl): Update.
4695 (locate_and_pad_parm): Update.
4696 (allocate_struct_function): Do not initialize stack_alignment_needed
4697 and preferred_stack_boundary here.
4698 (stack_protect_prologue): Update.
4699 (stack_protect_epilogue): Update.
4700 (expand_function_start): Initialize stack_alignment_needed,
4701 preferred_stack_boundary and max_jumptable_ents.
4702 (expand_function_end): Update.
4703 (free_after_compilation): Do not NULLify epilogue_delay_list.
4704 * function.h (struct rtl_data): Add stack_protect_guard,
4705 stack_alignment_needed,
4706 preferred_stack_boundary, epilogue_delay_list.
4707 (struct function): Remove value_histograms, stack_alignment_needed,
4708 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4710 unexpanded_var_list, stack_protect_guard.
4711 (current_function_epilogue_delay_list): Remove.
4712 * ipa-type-escape.c (analyze_function): Update.
4713 * gimplify.c (pop_gimplify_context): Update comment.
4714 * calls.c (expand_call): Update.
4715 (emit_library_call_value_1): Update.
4716 * except.c (set_nothrow_function_flags): Update.
4717 * cfgexpand.c (get_decl_align_unit): Update.
4718 (create_stack_guard): Update.
4719 (estimated_stack_frame_size): Update.
4720 (expand_used_vars): Update.
4721 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4722 * explow.c (allocate_dynamic_stack_space): Update.
4723 * tree-ssa-live.c (remove_unused_locals): Update.
4724 * varasm.c (mark_constant_pool): Update.
4725 * tree-inline.c (remap_decls): Update.
4726 (initialize_cfun): Update.
4727 (declare_return_variable): Update.
4728 (inline_forbidden_p): Update.
4729 (expand_call_inline): Update.
4730 (declare_inline_vars): Update.
4731 (tree_function_versioning): Update.
4732 * tree-flow.h (value_histograms): New.
4733 (VALUE_HISTOGRAMS): New macro.
4734 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4736 * tree-cfg.c (set_bb_for_stmt): Update.
4737 (replace_by_duplicate_decl): Update.
4738 (move_block_to_fn): Update.
4739 (new_label_mapper): Update.
4740 (dump_function_to_file): Update.
4741 * ipa-struct-reorg.c (build_data_structure): Update.
4742 * cfgrtl.c (print_rtl_with_bb): Update.
4743 * reload1.c (reload): Update.
4745 * config/i386/i386.c (setup_incoming_varargs_64,
4746 ix86_compute_frame_layout): Update.
4747 * config/arc/arc.c (arc_output_function_epilogue): Update.
4749 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4751 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4752 for FreeBSD as well.
4753 * gthr-posix95.h: Likewise.
4755 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4757 PR rtl-optimization/35838
4758 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4759 out the byte offset of the first subreg.
4761 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4763 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4764 to split_ti instead of three separate calls with single member arrays.
4765 (subti3 splitter): Ditto.
4766 (adddi3 splitter): Ditto with split_di.
4767 (subdi3 splitter): Ditto.
4768 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4769 two separate calls with single member arrays. Swap match_dup
4770 operands 1 and 2 to better fit into the array.
4771 (negdi2 splitter): Ditto with split_di.
4772 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4773 two separate calls with single member arrays. Swap match_dup operands
4774 6 and 7 to better fit into the array.
4776 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4778 * config/i386/i386.c (sse_builtin_type): New.
4779 (bdesc_sse_args): Likewise.
4780 (bdesc_sse_3arg): Removed.
4781 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4782 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4783 IX86_BUILTIN_ROUNDPS.
4784 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4785 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4786 IX86_BUILTIN_ROUNDPS.
4787 (ix86_expand_sse_4_operands_builtin): Removed.
4788 (ix86_expand_sse_operands_builtin): New.
4789 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4790 and CODE_FOR_sse4_1_roundps.
4791 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4792 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4794 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4797 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4798 regs before frame pop when needed. If use_backchain_to_restore_sp
4799 then load backchain into a temp reg to restore vr and vrsave. Add
4800 code to restore vr after frame pop if possible.
4802 2008-04-17 Richard Guenther <rguenther@suse.de>
4804 * tree-vn.c (expressions_equal_p): Do not check type
4805 equality or compatibility before calling operand_equal_p.
4806 * fold-const.c (operand_equal_p): Check equivalence of
4807 integer constants before bailing out due to signedness or
4808 precision differences.
4809 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4810 spurious differences in type qualification. Ignore types
4811 for COMPONENT_REFs at all.
4813 2008-04-17 Christian Bruel <christian.bruel@st.com>
4815 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4816 msw_skip comparison.
4818 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4821 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4824 PR tree-optimization/35899
4825 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4826 rather than TREE_OPERAND.
4828 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4831 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4832 temporary registers. Change operand predicate to general_operand.
4833 (remainderxf3): Ditto.
4835 2008-04-16 Richard Guenther <rguenther@suse.de>
4837 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4838 * tree-affine.c (aff_combination_expand): Look through some
4841 2008-04-15 Doug Kwan <dougkwan@google.com>
4843 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4845 * tree-pretty-print.c (dump_generic_node): Ditto.
4846 * final.c (output_addr_const): Ditto.
4847 * dwarf2out.c (output_cfi): Ditto.
4848 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4849 * print-rtl.c (print_rtx): Ditto.
4850 * print-tree.c (print_node_brief, print_node): Ditto.
4851 * c-common.c (match_case_to_enum_1): Ditto.
4852 * sched-vis.c (print_value): Ditto.
4853 * config/i386/i386.c (print_operand): Cast to long unsigned int
4856 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4857 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4858 MS Windows VirtualProtect function.
4860 2008-04-15 Jan Hubicka <jh@suse.cz>
4862 * gengtype.c (write_root): Param_is argument is OK.
4863 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4864 * function.h: Include varray.h
4865 (rtl_eh): New stucture based on except.c one.
4866 (call_site_record): New forward declaration and vector type.
4867 * calls.c (emit_call_1): Do not call
4868 note_current_region_may_contain_throw.
4869 * except.c (eh_status): Remove cur_region, try_region since they are
4871 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4872 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4873 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4874 Remove call_site_data_used, call_site_data_size.
4875 Turn call_site_record into vector in function.h.
4876 (note_current_region_may_contain_throw): Remove.
4877 (get_exception_pointer, get_exception_filter): Do not take struct
4878 function argument; update.
4879 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4880 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4881 build_post_landing_pads, dw2_build_landing_pads,
4882 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4883 sjlj_emit_function_enter, sjlj_emit_function_enter,
4884 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4885 sjlj_build_landing_pads, finish_eh_generation,
4886 remove_exception_handler_label, remove_eh_handler,
4887 maybe_remove_eh_handler, add_reachable_handler,
4888 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4889 add_action_record, collect_one_action_chain, add_call_site,
4890 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4891 sjlj_output_call_site_table, output_function_exception_table,
4892 * except.h (note_current_region_may_contain_throw): Remove
4893 (get_exception_pointer, get_exception_filter): Do not take struct
4895 * Makefile.in (GTFILES): Put varargs before struct function.
4897 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4899 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4900 punt for STRING_CST.
4901 (get_constraint_for): Deal with STRING_CST here instead.
4903 2008-04-15 Richard Guenther <rguenther@suse.de>
4905 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4906 statements in a basic-block with a backward walk. Do not
4907 substitute into dead statements but instead remove those.
4909 2008-04-15 Richard Guenther <rguenther@suse.de>
4911 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4912 to zero, thus disable creation of SFTs.
4914 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4916 * tree-predcom.c (suitable_reference_p): Return false if the
4917 reference can throw.
4919 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4922 * c-decl.c (finish_decl): If extern or static var has variable
4923 size, set TREE_TYPE (decl) to error_mark_node.
4925 2008-04-15 Rafael Espindola <espindola@google.com>
4927 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4930 2008-04-15 Richard Guenther <rguenther@suse.de>
4932 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4933 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4934 (visit_reference_op_load): Do walk vuse-vdef chains on
4935 vn_reference_lookup.
4936 (visit_reference_op_store): But do not here.
4937 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4938 vn_reference_lookup.
4939 (vn_lookup_with_vuses): But do so here.
4941 2008-04-14 Ian Lance Taylor <iant@google.com>
4943 * fold-const.c (fold_overflow_warning): Remove assertion.
4945 2008-04-15 Ben Elliston <bje@au.ibm.com>
4947 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4948 temp1 local variables.
4950 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4953 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4954 ".text.unlikely" section as executable.
4956 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4958 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4959 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4960 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4961 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4962 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4963 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4964 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4966 2008-04-14 Ian Lance Taylor <iant@google.com>
4968 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4969 * fold-const.c (fold_comparison): If appropriate, test
4970 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4971 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4972 reassociating a pointer type.
4973 * doc/invoke.texi (Optimize Options): Document that
4974 -fstrict-overflow applies to pointer wraparound.
4976 2008-04-13 Jan Hubicka <jh@suse.cz>
4978 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4980 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4982 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4983 we are going to "save the world".
4985 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4987 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4988 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4989 operand 0 constraint, not "=".
4991 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4993 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4995 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4997 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4998 of size of positions_needed * CHAR_BIT.
5000 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5003 * dse.c (store_info): Change positions_needed to unsigned
5005 (lowpart_bitmask): New.
5006 (record_store): Cast to unsigned HOST_WIDE_INT for
5007 positions_needed. Assert width <= size of positions_needed *
5008 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5009 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5010 lowpart_bitmask to set mask.
5012 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5014 * config/bfin/constraints.md: New file.
5015 * config/bfin/bfin.md: Include it.
5016 (adddi3): Use satisfies_constraint functions instead of the old macros.
5017 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5018 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5019 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5020 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5021 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5022 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5023 EXTRA_CONSTRAINT): Delete.
5024 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5025 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5027 * config/bfin/bfin.c: Include "tm-constrs.h".
5028 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5029 Use satisfies_constraint functions instead of the old macros.
5030 * doc/md.texi (Blackfin Constraints): Update file name reference.
5032 2008-04-11 Richard Guenther <rguenther@suse.de>
5034 PR tree-optimization/35869
5035 * tree-vrp.c (execute_vrp): Move switch statement update after
5036 jump threading. Schedule another cfg cleanup run.
5038 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5041 * attribs.c (decl_attributes): Return early on errorneous node.
5043 2008-04-10 Oleg Ryjkov <olegr@google.com>
5045 * tree.h (struct tree_base): Added a new flag default_def_flag.
5046 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5048 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5050 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5052 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5055 * pa.md: Define mode iterator P. Define mode attribute dwc.
5056 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5057 (icacheflush): Likewise.
5058 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5059 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5061 2008-04-11 Ben Elliston <bje@au.ibm.com>
5063 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5065 2008-04-10 Rafael Espindola <espindola@google.com>
5067 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5068 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5069 (extract_range_from_expr): The same.
5071 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5073 * config/mips/mips.md (GPR2): New mode iterator.
5075 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5076 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5077 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5078 Rewrite these to take two modes, the mode of comparison and the
5079 mode of the destination.
5080 * config/mips/mips.c (mips_expand_scc): Instead of having
5081 paradoxical subreg as destination, expand "narrowing" scc if mode
5082 of comparison is SI and target is requested in DI mode.
5083 (mips_emit_int_order_test): Update comment. Make mode of
5084 comparison match CMP0 rather than TARGET. When creating inverse
5085 target use mode of TARGET.
5087 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5089 * gcov-dump.c (tag_summary): Only print summaries for the first
5090 GCOV_COUNTERS_SUMMABLE counters.
5092 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/i386.md (absneg): New code iterator.
5095 (absnegprefix): New code attribute.
5096 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5097 patterns using absneg code iterator.
5098 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5099 using absneg code iterator.
5100 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5101 *neg<mode>2 patterns using absneg code iterator.
5102 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5103 *negextendsfdf2 patterns using absneg code iterator.
5104 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5105 *negextendsfxf2 patterns using absneg code iterator.
5106 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5107 *negextendsfdf2 patterns using absneg code iterator.
5108 * config/i386/sse.md (<code><mode>2): Macroize expander from
5109 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5111 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5113 * config/s390/s390.h: Remove the remains of the recent search
5114 & replace action of current_function_outgoing_args_size.
5116 2008-04-10 Ira Rosen <irar@il.ibm.com>
5118 PR tree-optimization/35821
5119 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5120 NEW_STMT_LIST is not NULL.
5122 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5125 * toplev.c (process_options): Remove -ffunction-sections debugging
5128 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5130 PR middle-end/PR28690
5131 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5132 than gen_rtx_fmt_ee to perform more canonicalizations.
5134 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5137 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5139 2008-04-09 Richard Guenther <rguenther@suse.de>
5141 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5142 (dump_function_to_file): Dump function arguments with types.
5144 2008-04-08 Richard Guenther <rguenther@suse.de>
5146 * fold-const.c (fold_widened_comparison): Do not allow
5147 sign-changes that change the result.
5149 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5152 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5153 kinds of indirect references.
5155 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5157 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5158 GNU Fortran language string.
5160 2008-04-08 Rafael Espindola <espindola@google.com>
5162 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5163 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5164 * tree.h (tree_call_nonnegative_warnv_p): New.
5166 2008-04-08 Jan Hubicka <jh@suse.cz>
5168 * function.c (free_after_compilation): Clear out regno_reg_rtx
5171 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5174 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5176 PR middle-end/PR28690
5177 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5178 same precedence as REG_POINTER and MEM_POINTER operands.
5180 2008-04-08 Richard Guenther <rguenther@suse.de>
5183 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5184 for adding index to base.
5186 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5188 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5189 (MINGW_ENABLE_EXECUTE_STACK): New.
5190 (IN_LIBGCC2): For libgcc include windows.h file for
5191 function declarations.
5193 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5195 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5196 and tem2 if tem1 is not a REG or MULT.
5198 2008-04-08 Jan Hubicka <jh@suse.cz>
5200 * function.h (incomming_args): Break out of struct function.
5201 (function_subsections): Break out of struct function.
5202 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5203 return_rtx and hard_reg_initial_vals from struct function.
5204 Kill inl_max_label_num.
5205 (current_function_pops_args, current_function_args_info,
5206 current_function_args_size, current_function_args_size,
5207 current_function_pretend_args_size,
5208 current_function_outgoing_args_size,
5209 current_function_internal_arg_pointer, current_function_return_rtx):
5210 Kill compatibility accestor macros.
5211 * builtins.c (expand_builtin_apply_args_1): Update.
5212 (expand_builtin_next_arg): Update.
5213 * df-scan.c (df_get_call_refs): Update.
5214 * dbxout.c (dbxout_function_end): Update.
5215 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5216 (output_line_info): Update.
5217 (secname_for_decl): Update.
5218 (dwarf2out_var_location): Update.
5219 * function.c (free_after_compilation): Update.
5220 (assign_parm_find_stack_rtl): Update.
5221 (assign_parms): Update.
5222 (expand_dummy_function_end): Update.
5223 (expand_function_end): Update.
5224 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5225 (expand_call): Update.
5226 (emit_library_call_value_1): Update.
5227 (store_one_arg): Update.
5228 * varasm.c (initialize_cold_section_name): Update.
5229 (unlikely_text_section): Update.
5230 (unlikely_text_section_p): Update.
5231 (assemble_start_function): Update.
5232 (assemble_end_function): Update.
5233 (default_section_type_flags): Update.
5234 (switch_to_section): Update.
5235 * integrate.c (set_decl_abstract_flags): Update.
5236 (get_hard_reg_initial_val): Update.
5237 (has_hard_reg_initial_val): Update.
5238 (allocate_initial_values): Update.
5239 * resource.c (init_resource_info): Update.
5240 * config/alpha/alpha.c (NUM_ARGS): Update.
5241 (direct_return): Update.
5242 (alpha_va_start): Update.
5243 (alpha_sa_size): Update.
5244 (alpha_initial_elimination_offset): Update.
5245 (alpha_expand_prologue): Update.
5246 (alpha_start_function): Update.
5247 (alpha_expand_epilogue): Update.
5248 (unicosmk_initial_elimination_offset):
5249 * config/alpha/alpha.md (call expander): Update.
5250 * config/s390/s390.c (s390_register_info): Update.
5251 (s390_register_info): Update.
5252 (s390_frame_info): Update.
5253 (s390_initial_elimination_offset): Update.
5254 (s390_build_builtin_va_list): Update.
5255 (s390_va_start): Update.
5256 * config/spu/spu.c (direct_return): Update.
5257 (spu_expand_prologue): Update.
5258 (spu_initial_elimination_offset): Update.
5259 (spu_build_builtin_va_list): Update.
5260 (spu_va_start): Update.
5261 * config/sparc/sparc.c (sparc_init_modes): Update.
5262 (sparc_compute_frame_size): Update.
5263 (function_value): Update.
5264 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5265 * config/i386/i386.md (return expander): Update.
5266 * config/i386/i386.c (ix86_va_start): Update.
5267 (ix86_can_use_return_insn_p): Update.
5268 (ix86_compute_frame_layout): Update.
5269 (ix86_expand_epilogue): Update.
5270 * config/sh/sh.c (output_stack_adjust): Update.
5271 (calc_live_regs): Update.
5272 (sh_expand_prologue): Update.
5273 (sh_builtin_saveregs): Update.
5274 (sh_va_start): Update.
5275 (initial_elimination_offset): Update.
5276 (sh_allocate_initial_value): Update.
5277 (sh_function_ok_for_sibcall): Update.
5278 (sh_get_pr_initial_val): Update.
5279 * config/sh/sh.md (return expander): Update.
5280 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5281 * config/crx/crx.c (crx_compute_frame): UPdate.
5282 (crx_initial_elimination_offset): UPdate.
5283 * config/xtensa/xtensa.c (compute_frame_size): Update
5284 (xtensa_builtin_saveregs): Update.
5285 (xtensa_va_start): Update.
5286 (order_regs_for_local_alloc): Update.
5287 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5288 (xstormy16_expand_builtin_va_start): Update.
5289 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5290 * config/m68hc11/m68hc11.md (return expanders): Update.
5291 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5292 (expand_epilogue): Update.
5293 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5294 (cris_simple_epilogue): Update.
5295 (cris_expand_prologue): Update.
5296 (cris_expand_epilogue): Update.
5297 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5298 (compute_frame_size): Update.
5299 * config/mt/mt.c (mt_compute_frame_size): Update.
5300 * config/mn10300/mn10300.c (expand_prologue): Update.
5301 (expand_epilogue): Update.
5302 (initial_offset): Update.
5303 (mn10300_builtin_saveregs):
5304 * config/mn10300/mn10300.md (return expander): Update.
5305 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5306 (ia64_initial_elimination_offset): Update.
5307 (ia64_initial_elimination_offset): Update.
5308 (ia64_expand_prologue): Update.
5309 * config/m68k/m68k.md (return expander): Update.
5310 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5311 (rs6000_stack_info): Update.
5312 * config/mcore/mcore.c (layout_mcore_frame): Update.
5313 (mcore_expand_prolog): Update.
5314 * config/arc/arc.c (arc_compute_frame_size): Update.
5315 * config/score/score3.c (score3_compute_frame_size): Update.
5316 * config/score/score7.c (score7_compute_frame_size): Update.
5317 * config/arm/arm.c (use_return_insn): Update.
5318 (thumb_find_work_register): Update.
5319 (arm_compute_save_reg_mask): Update.
5320 (arm_output_function_prologue): Update.
5321 (arm_output_epilogue): Update.
5322 (arm_size_return_regs): Update.
5323 (arm_get_frame_offsets): Update.
5324 (arm_expand_prologue): Update.
5325 (thumb_exit): Update.
5326 (thumb_unexpanded_epilogue): Update.
5327 (thumb1_output_function_prologue): Update.
5328 * config/pa/pa.md (return expander): Update.
5329 * config/pa/pa.c (compute_frame_size): Update.
5330 (hppa_builtin_saveregs): Update.
5331 * config/mips/mips.c (mips_va_start): Update.
5332 (mips16_build_function_stub): Update.
5333 (mips_compute_frame_info): Update.
5334 (mips_restore_gp): Update.
5335 (mips_output_function_prologue): Update.
5336 (mips_expand_prologue): Update.
5337 * config/v850/v850.c (compute_frame_size): Update.
5338 (expand_prologue): * config/mmix/mmix.c (along): update.
5339 (mmix_initial_elimination_offset): update.
5340 (mmix_reorg): update.
5341 (mmix_use_simple_return): update.
5342 (mmix_expand_prologue): update.
5343 (mmix_expand_epilogue): Update.
5344 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5345 (emit_link_insn): Update.
5347 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5349 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5350 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5352 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5355 2008-04-07 Jan Hubicka <jh@suse.cz>
5357 * function.h (rtl): Rename to x_rtl.
5359 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5360 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5361 used_temp_slots avail_temp_slots, temp_slot_level,
5362 nonlocal_goto_handler_labels): Update accesstors.
5363 (rtl): New global variable.
5364 (struct function): Move some fileds to rtl_data.
5365 (get_arg_pointer_save_area): Update prototype.
5366 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5367 get_arg_pointer_save_area.
5368 * expr.c (init_expr): Update
5369 * function.c (get_frame_size): Update
5370 (assign_stack_local): Update
5371 (expand_function_end): Update.
5372 (get_art_pointer_save_area): Update
5374 * emit-rtl.c (rtl): Declare.
5375 (regno_reg_rtx): Declare.
5376 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5378 (gen_reg_rtx): Update.
5379 * varasm.c (n_deferred_constatns): Update accestor.
5380 (init_varasm_status): Do not allocate varasm_status.
5381 (force_const_mem, get_pool_size, output_constant_pool): Update.
5382 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5383 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5384 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5385 * sparc/sparc.h (INIT_EXPANDERS): Update.
5386 * ia64/ia64.h (INIT_EXPANDERS): Update.
5388 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5390 * reload.c (push_secondary_reload): Add missing break to for loop.
5392 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5394 PR middle-end/PR28690
5395 * rtlanal.c: Update copyright years.
5396 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5397 as REG_POINTER and MEM_POINTER operands.
5398 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5399 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5400 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5401 * gcse.c: Update copyright years.
5402 (pre_delete): Call gen_reg_rtx_and_attrs.
5403 (hoist_code): Likewise.
5404 (build_store_vectors): Likewise.
5405 (delete_store): Likewise.
5406 * loop-invariant.c (move_invariant_reg): Likewise.
5407 Update copyright years.
5409 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5411 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5412 control string instead of quoted.
5414 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5416 * doc/rtl.texi: Rewrite of subreg section.
5418 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5421 * config/i386/i386.c (legitimize_pic_address): Add treating
5422 of dllimport SYM_REF's.
5423 (legitimize_dllimport_symbol): Add prototype.
5425 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5427 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5428 reference in constructor with non self-referential type.
5430 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5432 Removal of Return with Depressed Stack Pointer support
5433 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5434 (ECF_SP_DEPRESSED): Likewise.
5435 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5436 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5437 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5438 (expand_call): Do not test ECF_SP_DEPRESSED.
5439 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5440 * function.c (keep_stack_depressed): Delete.
5441 (handle_epilogue_set): Likewise.
5442 (update_epilogue_consts): Likewise.
5443 (emit_equiv_load): Likewise.
5444 (thread_prologue_and_epilogue_insns): Remove support for Return with
5445 Depressed Stack Pointer.
5446 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5448 2008-04-06 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/35400
5451 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5452 information from SSA_NAMEs.
5454 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5456 * config/avr/avr.h (avr_mega_p): Remove declaration.
5457 (AVR_MEGA): Remove macro.
5458 * config/avr/avr.c (avr_mega_p): Remove variable.
5459 (avr_override_options): Remove inicializion of avr_mega_p.
5460 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5461 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5462 (avr_jump_mode): (Ditto.).
5463 (avr_output_progmem_section_asm_op): (Ditto.).
5464 (avr_asm_init_sections): (Ditto.).
5465 (avr_asm_init_sections): (Ditto.).
5466 (avr_rtx_costs): (Ditto.).
5467 * config/avr/avr.md: (Ditto.).
5468 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5471 2008-04-06 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/35842
5474 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5475 is_gimple_invariant_address.
5477 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5479 * gcc.c (default_compilers): Sync Fortran extensions list with
5480 that in fortran/lang-specs.h.
5481 * doc/invoke.texi: Likewise.
5482 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5483 * dwarf2out.c (gen_compile_unit_die): Likewise.
5485 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5487 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5489 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5493 attribute is used for nested functions.
5495 2008-04-05 Jan Hubicka <jh@suse.cz>
5497 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5499 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5501 (dump_files): Update.
5502 (enable_rtl_dump_file): Do not accept letter argument.
5503 * tree-pass.h (dump_file_info): Remove letter argument.
5504 * toplev.c (decode_d_option): Update -da handling.
5505 * toplev.h (enable_rtl_dump_file): Update prototype.
5506 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5507 it out based on pass type.
5508 (register_dump_files_1): Likewise.
5509 (init_optimization_passes): Update register_one_dump_file calls.
5510 (execute_one_pass): Sanity check that IPA passes are called at IPA
5511 level and RTL passes at RTL level.
5512 (execute_pass_list): IPA pass can not be after or subpass of
5514 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5515 disallov RTL subpasses of IPA subpasses.
5517 2008-04-05 Ben Elliston <bje@au.ibm.com>
5519 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5520 builtins that return exactly once and do not throw. Cache call to
5523 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5525 PR rtl-optimization/34916
5527 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5528 between instruction pairs.
5530 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5532 * doc/invoke.texi: Document -mbitops for SH.
5533 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5534 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5535 * config/sh/sh.c (print_operand): Add %t operand code.
5536 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5537 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5538 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5539 (extendqihi2): Likewise.
5540 (movqi_i): Likewise.
5541 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5542 (extv): Use bld instruction for SH2A if possible.
5544 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5545 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5546 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5547 (bset.b, bclr.b): Define peepholes.
5548 * config/sh/sh.opt (mbitops): New option.
5550 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5553 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5554 and view convert expression.
5556 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5559 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5561 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5563 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5565 * config/i386/cpuid.h (bit_AES): New.
5566 (bit_PCLMUL): Likewise.
5568 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5569 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5570 SSE2 if AES or PCLMUL is enabled.
5571 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5572 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5573 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5574 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5575 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5576 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5577 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5578 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5579 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5580 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5581 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5582 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5583 __builtin_ia32_aeskeygenassist128 and
5584 __builtin_ia32_pclmulqdq128.
5585 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5586 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5587 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5589 * config/i386/i386.h (TARGET_AES): New.
5590 (TARGET_PCLMUL): Likewise.
5591 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5593 * config/i386/i386.md (UNSPEC_AESENC): New.
5594 (UNSPEC_AESENCLAST): Likewise.
5595 (UNSPEC_AESDEC): Likewise.
5596 (UNSPEC_AESDECLAST): Likewise.
5597 (UNSPEC_AESIMC): Likewise.
5598 (UNSPEC_AESKEYGENASSIST): Likewise.
5599 (UNSPEC_PCLMUL): Likewise.
5601 * config/i386/i386.opt (maes): New.
5602 (mpclmul): Likewise.
5604 * config/i386/sse.md (aesenc): New pattern.
5605 (aesenclast): Likewise.
5607 (aesdeclast): Likewise.
5609 (aeskeygenassist): Likewise.
5610 (pclmulqdq): Likewise.
5612 * config/i386/wmmintrin.h: New.
5614 * doc/extend.texi: Document AES and PCLMUL built-in function.
5616 * doc/invoke.texi: Document -maes and -mpclmul.
5618 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5620 * function.c (free_after_parsing): Replace with
5621 cxx_push_function_context from C++ front-end.
5622 (allocate_struct_function): Don't call langhook.
5623 * langhooks.h (struct lang_hooks_for_functions): Delete.
5624 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5626 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5627 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5628 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5629 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5630 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5631 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5632 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5634 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5635 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5637 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5640 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5643 2008-04-04 Richard Guenther <rguenther@suse.de>
5646 * fold-const.c (optimize_minmax_comparison): Use the correct
5647 type for the constant in the simplified comparison.
5649 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5651 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5652 Pass L2 size as "--param l2-cache-size" to the compiler.
5653 (decode_l2_cache): New function to decode L2 cache parameters using
5654 0x8000006 extended cpuid function.
5655 (detect_caches_amd): Determine parameters of L2 cache using
5656 decode_l2_caches function.
5657 (decode_caches_intel): Decode L2 cache parameters.
5658 (detect_caches_intel): Determine L2 cache parameters using
5659 decode_caches_intel and decode_l2_caches functions.
5661 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5663 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5664 secondary input reload for subword loads from the constant pool.
5666 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5669 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5670 constants of the appropriate size for runtime calculations.
5673 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5674 decimal-float literal constant zero.
5676 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5679 * c-parser.c (c_parser_omp_atomic): Call
5680 default_function_array_conversion on the RHS.
5683 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5684 call is_variable_sized if decl has incomplete type.
5686 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5688 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5690 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5692 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5694 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5695 (sgt<u>): Merge sgt and sgtu into new expander.
5696 (sgt, sgtu): Remove expanders.
5697 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5698 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5699 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5700 *sgtu_<mode>_mips16 into new pattern.
5701 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5702 (sge<u>): Merge sge and sgeu into new expander.
5703 (sge, sgeu): Remove expanders.
5704 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5706 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5707 (slt<u>): Merge slt and sltu into new expander.
5708 (slt, sltu): Remove expanders.
5709 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5710 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5711 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5712 *sltu_<mode>_mips16 into new pattern.
5713 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5714 (sle<u>): Merge sle and sleu into new expander.
5715 (sle, sleu): Remove expanders.
5716 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5717 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5718 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5719 *sleu_<mode>_mips16 into new pattern.
5720 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5722 2008-04-03 Jan Hubicka <jh@suse.cz>
5724 PR tree-optimization/35795
5725 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5726 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5727 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5728 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5729 * score/score3.c (score3_output_mi_thunk): Likewise.
5730 * score/score7.c (score7_output_mi_thunk): Likewise.
5731 * mips/mips.c (mips_output_mi_thunk): Likewise.
5733 2008-04-03 Richard Guenther <rguenther@suse.de>
5735 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5736 conversions. Simplify code.
5738 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5740 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5742 2008-04-03 Tom Tromey <tromey@redhat.com>
5743 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5745 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5746 * config/bfin/t-bfin-linux (generated_files): Add
5747 linux-sysroot-suffix.h.
5748 * doc/install.texi (Prerequisites): Require make 3.80.
5749 * doc/sourcebuild.texi (Front End Directory): Document new
5751 * Makefile.in (generated_files): New variable.
5752 (ALL_HOST_OBJS): New variable.
5753 ($(ALL_HOST_OBJS)): New target.
5755 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5757 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5758 (remap_block): Call id->transform_lang_insert_block instead
5760 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5761 Set id.transform_lang_insert_block to NULL.
5762 (clone_body): Move to cp/optimize.c
5763 * tree-inline.h (struct copy_body_data): Change
5764 transform_lang_insert_block to function pointer.
5765 (copy_generic_body, copy_decl_no_change): Export.
5766 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5767 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5768 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5770 * c-tree.h (insert_block): Kill.
5771 * c-decl.c (insert_block): Kill.
5773 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5775 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5776 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5777 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5779 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5780 argument, call {push,pop}_function_context from here.
5781 * c-parser.c: Use c_{push,pop}_function_context.
5783 * function.c (push_function_context_to): Move meat ...
5784 (push_function_context): ... here. Simplify.
5785 * function.c (pop_function_context_from): Move meat ...
5786 (pop_function_context): ... here. Simplify.
5787 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5789 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5790 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5791 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5792 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5794 2008-04-03 Ben Elliston <bje@au.ibm.com>
5796 * expmed.c (extract_force_align_mem_bit_field): Remove.
5798 2008-04-03 Richard Guenther <rguenther@suse.de>
5801 * expr.h (try_casesi): Adjust prototype.
5802 * expr.c (try_casesi): Take fallback label as extra parameter.
5803 Use that for gen_casesi if default_label is NULL.
5804 * stmt.c (expand_case): Pass fallback label to try_casesi,
5805 make sure to fill gaps with a fallback label if default_label
5808 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5811 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5813 2008-04-03 Ben Elliston <bje@au.ibm.com>
5815 * expmed.c (extract_split_bit_field): Remove if (0) code.
5816 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5817 (do_ds_constraint): Likewise.
5819 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5821 * doc/cppopts.texi (-dU): Document.
5822 * c-common.h (flag_dump_macros): Update comment.
5823 * c-opts.c (handle_OPT_d): Handle -dU.
5824 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5825 dump_queued_macros, cb_used_define, cb_used_undef): New.
5826 (init_pp_output): Handle -dU.
5827 (cb_line_change): Call dump_queued_macros.
5828 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5830 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5832 * config/avr/predicates.md (io_address_operand): New predicate.
5833 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5834 * config/avr/avr.c (avr_io_address_p): Remove function.
5835 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5836 'avr_io_address_p' function.
5837 (out_movhi_r_mr): (Ditto.).
5838 (out_movqi_mr_r): (Ditto.).
5839 (out_movhi_mr_r): (Ditto.).
5840 (avr_address_cost): (Ditto.).
5842 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5845 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5846 in 32bit mode when XMM registers are available to avoid store
5848 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5849 corresponding post-reload splitters.
5851 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5854 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5855 __builtin_ia32_roundss.
5856 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5857 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5858 __builtin_ia32_roundss.
5859 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5860 IX86_BUILTIN_SHUFPD here.
5862 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5864 * config/i386/i386.md (plogic): New.
5865 (plogicprefix): Likewise.
5867 * config/i386/mmx.md (mmx_<code><mode>3): New.
5868 (mmx_and<mode>3): Removed.
5869 (mmx_ior<mode>3): Likewise.
5870 (mmx_xor<mode>3): Likewise.
5872 * config/i386/sse.md (<code><mode>3): New.
5873 (*<code><mode>3): Likewise.
5874 (*<code><mode>3): Likewise.
5875 (<code><mode>3): Likewise.
5876 (*sse_<code><mode>3): Likewise.
5877 (*sse2_<code><mode>3): Likewise.
5878 (<code>tf3): Likewise.
5879 (*<code>tf3): Likewise.
5880 (and<mode>3): Likewise.
5881 (*and<mode>3): Likewise.
5882 (ior<mode>3): Removed.
5883 (*ior<mode>3): Likewise.
5884 (xor<mode>3): Likewise.
5885 (*xor<mode>3): Likewise.
5886 (*and<mode>3): Likewise.
5887 (*ior<mode>3): Likewise.
5888 (*xor<mode>3): Likewise.
5889 (and<mode>3): Likewise.
5890 (*sse_and<mode>3): Likewise.
5891 (*sse2_and<mode>3): Likewise.
5893 (*andtf3): Likewise.
5894 (ior<mode>3): Likewise.
5895 (*sse_ior<mode>3): Likewise.
5896 (*sse2_ior<mode>3): Likewise.
5898 (*iortf3): Likewise.
5899 (xor<mode>3): Likewise.
5900 (*sse_xor<mode>3): Likewise.
5901 (*sse2_xor<mode>3): Likewise.
5903 (*xortf3): Likewise.
5905 2008-04-02 Richard Guenther <rguenther@suse.de>
5907 PR tree-optimization/14495
5908 PR tree-optimization/34793
5909 * tree-vrp.c (struct switch_update): New structure.
5910 (to_remove_edges, to_update_switch_stmts): New VECs.
5911 (simplify_switch_using_ranges): New function. Remove not taken
5912 case labels and edges.
5913 (simplify_stmt_using_ranges): Call it.
5914 (identify_jump_threads): Mark edges we have queued for removal
5915 so we don't thread them.
5916 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5918 * tree-cfg.c (group_case_labels): Deal with missing default label.
5919 (tree_verify_flow_info): Allow missing default label.
5920 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5921 (emit_case_nodes): Likewise.
5922 (expand_case): Do not rely on the default label to be present.
5923 * expr.c (try_casesi): Deal with NULL default_label.
5924 (do_tablejump): Likewise.
5926 2008-04-02 Richard Guenther <rguenther@suse.de>
5928 PR tree-optimization/14495
5929 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5930 SWITCH_EXPR here ...
5931 (vrp_visit_switch_stmt): ... but here (new function).
5932 (find_case_label_index): New helper function.
5933 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5935 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5937 * fwprop.c: Fix ISO-C99ism.
5939 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5942 * Makefile.in (objdir): Set it here.
5943 * configure.ac: Not here. Find dynamic linker characteristics.
5944 * exec-tool.in: Use them.
5945 * aclocal.m4: Regenerate.
5946 * configure: Regenerate.
5948 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5950 * expr.c (expand_var): Delete it.
5951 * expr.h (expand_var): Delete prototype.
5952 * function.c (expand_function_start): Use expand_decl instead.
5953 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5956 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5958 PR rtl-optimization/35542
5959 * fwprop.c (forward_propagate_and_simplify): Replace
5960 loc_reg_mentioned_in_p with reg_mentioned_p.
5962 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5964 PR rtl-optimization/35281
5965 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5966 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5967 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5968 (varying_mem_p): Move above propagate_rtx.
5969 (all_uses_available_at): Do not check MEMs.
5971 2008-04-02 Rafael Espindola <espindola@google.com>
5973 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5974 (register_edge_assert_for_2): Split the cond argument.
5975 (register_edge_assert_for_1): Adjust for the change in
5976 register_edge_assert_for_2.
5977 (register_edge_assert_for): Split the cond argument.
5978 (find_switch_asserts): Adjust for the change in
5979 register_edge_assert_for.
5981 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5983 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5984 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5985 offsets for 64-bit mingw.
5986 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5987 abi for x86_64-pc-mingw.
5989 2008-04-02 Richard Guenther <rguenther@suse.de>
5991 * tree-vrp.c (extract_range_from_assert): Make sure to not
5992 produce range min/max with TREE_OVERFOW set.
5993 If merging a anti-range and a range keep the anti-range if
5994 the range covers all values of the type.
5995 (register_edge_assert_for_2): Only allow sign-changing
5996 conversions in detecting canonical range checks. Also
5997 register an assert for the unsigned name if useful.
5999 PR tree-optimization/35787
6000 * tree-vrp.c (vrp_val_max): New function.
6001 (vrp_val_min): Likewise.
6002 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6003 (vrp_val_is_min): Likewise.
6004 (supports_overflow_infinity): Use vrp_val_{min,max}.
6005 (negative_overflow_infinity): Likewise.
6006 (positive_overflow_infinity): Likewise.
6007 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6008 (is_positive_overflow_infinity): Likewise.
6009 (is_overflow_infinity): Likewise.
6010 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6011 vrp_val_is_{min,max}.
6012 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6013 to ranges if possible. Avoid empty ranges.
6015 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6018 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6019 the expression is a function address.
6021 2008-04-01 George Helffrich <george@gcc.gnu.org>
6023 PR fortran/35154, fortran/23057
6024 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6025 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6026 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6027 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6029 (dbxout_syms): Check for COMMON-based symbol and wrap in
6030 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6031 in bracket for efficiency.
6033 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6034 using DW_TAG_common_block + member offset.
6035 (add_pubname_string): New function.
6036 (dw_expand_expr): New function to find block name and offset for
6038 (common_check): New function to check whether symbol in Fortran COMMON.
6039 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6041 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6044 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6046 2008-04-02 Ben Elliston <bje@au.ibm.com>
6048 * config/v850/v850.md (casesi): Remove if (0) code.
6049 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6050 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6052 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6054 * config/i386/i386.md (rex64suffix): New mode attribute.
6055 (floathi<mode>2): Disable expander for SSE math.
6056 (*floathi<mode>2_1): New insn insn_and_split pattern.
6057 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6058 corresponding post-reload splitters.
6059 (*floathi<mode>2_i387): New macroized insn pattern.
6060 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6061 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6062 insn_and_split pattern.
6063 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6064 New macroized instruction patterns and corresponding post-reload
6066 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6067 and corresponding post-reload splitters.
6068 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6069 New macroized instruction patterns.
6070 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6071 macroized instruction patterns and corresponding post-reload splitters.
6072 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6073 corresponding post-reload splitters.
6074 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6075 New macroized instruction patterns.
6076 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6077 corresponding post-reload splitters.
6078 (*floatsi<mode>2_i387): New macroized instruction patterns.
6080 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/i386/i386.md (smaxmin): New.
6083 (umaxmin): Likewise.
6084 (maxminiprefix): Likewise.
6085 (maxminfprefix): Likewise.
6086 (<code><mode>3): Likewise.
6087 (smin<mode>3): Removed.
6088 (smax<mode>3): Likewise.
6090 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6091 (mmx_<code>v4hi3): Likewise.
6092 (mmx_<code>v8qi3): Likewise.
6093 (mmx_smaxv2sf3): Removed.
6094 (mmx_sminv2sf3): Likewise.
6095 (mmx_umaxv8qi3): Likewise.
6096 (mmx_smaxv4hi3): Likewise.
6097 (mmx_uminv8qi3): Likewise.
6098 (mmx_sminv4hi3): Likewise.
6100 * config/i386/sse.md (<addsub><mode>3): New.
6101 (*<addsub><mode>3): Likewise.
6102 (<sse>_vm<addsub><mode>3): Likewise.
6103 (<maxmin><mode>3): Likewise.
6104 (*<maxmin><mode>3_finite): Likewise.
6105 (*<maxmin><mode>3): Likewise.
6106 (<sse>_vm<maxmin><mode>3): Likewise.
6107 (sse3_h<addsub>v4sf3): Likewise.
6108 (sse3_h<addsub>v2df3): Likewise.
6109 (<maxmin>v16qi3): Likewise.
6110 (*<maxmin>v16qi3): Likewise.
6111 (<maxmin>v8hi3): Likewise.
6112 (*<maxmin>v8hi3): Likewise.
6113 (*sse4_1_<maxmin><mode>3): Likewise.
6114 (*sse4_1_<maxmin><mode>3): Likewise.
6115 (add<mode>3): Removed.
6116 (*add<mode>3): Likewise.
6117 (<sse>_vmadd<mode>3): Likewise.
6118 (sub<mode>3): Likewise.
6119 (*sub<mode>3): Likewise.
6120 (<sse>_vmsub<mode>3): Likewise.
6121 (smin<mode>3): Likewise.
6122 (*smin<mode>3_finite): Likewise.
6123 (*smin<mode>3): Likewise.
6124 (<sse>_vmsmin<mode>3): Likewise.
6125 (smax<mode>3): Likewise.
6126 (*smax<mode>3_finite): Likewise.
6127 (*smax<mode>3): Likewise.
6128 (<sse>_vmsmax<mode>3): Likewise.
6129 (sse3_haddv4sf3): Likewise.
6130 (sse3_haddv2df3): Likewise.
6131 (sse3_hsubv4sf3): Likewise.
6132 (sse3_hsubv2df3): Likewise.
6133 (umaxv16qi3): Likewise.
6134 (*umaxv16qi3): Likewise.
6135 (smaxv8hi3): Likewise.
6136 (*smaxv8hi3): Likewise.
6137 (*sse4_1_smax<mode>3): Likewise.
6138 (*sse4_1_umax<mode>3): Likewise.
6139 (uminv16qi3): Likewise.
6140 (*uminv16qi3): Likewise.
6141 (sminv8hi3): Likewise.
6142 (*sminv8hi3): Likewise.
6143 (*sse4_1_smin<mode>3): Likewise.
6144 (*sse4_1_umin<mode>3): Likewise.
6146 2008-04-01 Rafael Espindola <espindola@google.com>
6148 * tree-cfg.c (verify_expr): remove in_phi.
6149 (verify_stmt): Don't call walk_tree with verify_expr. Use
6150 is_gimple_min_invariant instead of is_gimple_val.
6152 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6154 * doc/include/gpl_v3.texi: Update for manpage generation.
6155 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6157 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6158 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6159 gpl_v3.texi instead of gpl.texi.
6162 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6165 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6167 2008-04-01 Rafael Espindola <espindola@google.com>
6169 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6170 (extract_code_and_val_from_cond): Use
6171 extract_code_and_val_from_cond_with_ops.
6173 2008-04-01 Jan Hubicka <jh@suse.cz>
6175 * function.c (free_after_compilation): Free epilogue_delay_list.
6176 (prepare_function_start): Assert that previous compilation was freed.
6178 2008-04-01 Jan Hubicka <jh@suse.cz>
6179 Jim Wilson <wilson@tuliptree.org>
6180 Andreas Tobler <andreast@gcc.gnu.org>
6183 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6184 rtl.emit instead cfun->emit.
6185 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6186 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6188 2008-04-01 Ben Elliston <bje@au.ibm.com>
6190 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6192 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6194 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6196 (fprofile-use): Add var flag_profile_use
6197 * coverage.c (coverage_begin_output): Do not open a gcno file for
6198 output only if -ftest-coverage is set.
6199 Do not add getpwd() to gcda file path.
6200 (build_gcov_info): Check the new flag
6201 flag_profile_datafile_relative_path.
6202 (coverage_init): Use profile_data_prefix.
6203 Read profile counter only if flag_profile_use is set.
6204 * opts.c (common_handle_option): New option fprofile-use=,
6205 fprofile-dir=, fprofile-generate=.
6206 * toplev.c (profile_data_prefix): New variable definition.
6207 * toplev.h (profile_data_prefix): New declaration.
6208 * doc/invoke.tex (Option Summary, Optimization Options):
6211 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6213 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6214 use tmp consistently.
6217 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6218 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6219 UNSPEC_FR_RECIP_APPROX_RES.
6220 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6222 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6225 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6227 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6230 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6231 element of the vector via a pointer.
6233 2008-03-31 Ian Lance Taylor <iant@google.com>
6235 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6237 2008-03-31 Jan Hubicka <jh@suse.cz>
6239 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6240 get_arg_pointer_save_area.
6241 * expr.c (init_expr): Just clear out rtl.expr.
6242 * function.c (free_after_compilation): Clear out whole RTL structure.
6243 (get_func_frame_size): Merge into ...
6244 (get_frame_size): ... this one.
6245 (assign_stack_local_1): Merge into ...
6246 (assign_stack_local): ... this one.
6247 (expand_function_end): Update call of get_arg_pointer_save_area.
6248 (get_art_pointer_save_area): Remove cfun argument.
6249 * function.h (emit_status): regno_pointer_align does not need length
6250 attribute. Move x_regno_reg_rtx to ...
6251 (regno_reg_rtx): ... new global array.
6252 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6253 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6254 apply_args_value, forced_labels, stack_pointer_delta):
6256 (struct varasm_status): Move here from varasm.c
6257 (struct rtl_data): New. Move here some fields from struct function.
6258 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6259 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6260 used_temp_slots avail_temp_slots, temp_slot_level,
6261 nonlocal_goto_handler_labels): Update accesstors.
6262 (rtl): New global variable.
6263 (struct function): Move some fileds to rtl_data.
6264 (get_arg_pointer_save_area): Update prototype.
6265 * emit-rtl.c (rtl): Declare.
6266 (regno_reg_rtx): Declare.
6267 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6269 (gen_reg_rtx): Update.
6270 (init_virtual_regs): Do not tate emit_status argument.
6271 (init_emit): Do not allocate emit.
6272 * varasm.c (varasm_statuc): Move to function.h.
6273 (n_deferred_constatns): Update accestor.
6274 (init_varasm_status): Do not allocate varasm_status.
6275 (force_const_mem, get_pool_size, output_constant_pool): Update.
6276 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6277 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6279 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6281 PR rtl-optimization/35729
6282 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6285 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6288 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6289 load/store if memory is unaligned.
6290 (*movti_rex64): Likewise.
6292 * config/i386/predicates.md (misaligned_operand): New.
6294 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6297 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6300 2008-03-31 Jan Beulich <jbeulich@novell.com>
6302 * config/ia64/constraints.md: Add 'j' constraint.
6303 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6304 (movdi_internal): Likewise.
6306 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6309 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6311 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6314 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6315 proper error message for the third argument on blendpd and
6318 * config/i386/sse.md (blendbits): New.
6319 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6321 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6323 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6325 2008-03-30 Richard Guenther <rguenther@suse.de>
6328 * fold-const.c (fold_sign_changed_comparison): Do leave
6329 conversions to base-types alone.
6331 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6333 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6334 the link register if one altivec register is be saved.
6336 2008-03-30 Ben Elliston <bje@au.ibm.com>
6338 * final.c (final_scan_insn): Remove if (0) code.
6340 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6342 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6344 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6347 of V4SFmode to ix86_binary_operator_ok.
6349 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6351 * config/i386/i386.c (override_options): Initialize
6352 ix86_veclib_handler to ix86_veclibabi_svml when
6353 -mveclibabi=svml is used.
6354 (ix86_veclibabi_svml): New function for SVML ABI style
6355 vectorization support.
6356 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6358 2008-03-28 Rafael Espindola <espindola@google.com>
6360 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6361 (tree_binary_nonnegative_warnv_p): Make it public.
6362 (tree_single_nonnegative_warnv_p): Make it public.
6363 (tree_invalid_nonnegative_warnv_p): Make it public.
6364 (tree_unary_nonzero_warnv_p): Make it public.
6365 (tree_binary_nonzero_warnv_p): Make it public
6366 (tree_single_nonzero_warnv_p): Make it public.
6367 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6368 (extract_range_from_binary_expr): Split the expr argument.
6369 (extract_range_from_unary_expr): Split the expr argument.
6370 (extract_range_from_comparison): Split the expr argument.
6371 (extract_range_from_expr): Use the new aux functions.
6372 (vrp_evaluate_conditional_warnv): Use
6373 vrp_evaluate_conditional_warnv_with_ops.
6374 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6375 (tree_binary_nonzero_warnv_p): Declare.
6376 (tree_single_nonzero_warnv_p): Declare.
6377 (tree_expr_nonzero_warnv_p): Declare.
6378 (tree_unary_nonnegative_warnv_p): Declare.
6379 (tree_binary_nonnegative_warnv_p): Declare.
6380 (tree_single_nonnegative_warnv_p): Declare.
6381 (tree_invalid_nonnegative_warnv_p): Declare.
6383 2008-03-28 Richard Guenther <rguenther@suse.de>
6385 PR tree-optimization/30317
6386 PR tree-optimization/30911
6387 PR tree-optimization/34793
6388 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6389 (struct assert_locus_d): New member EXPR.
6390 (register_new_assert_for): Add EXPR parameter to support
6391 ASSERT_EXPR <name, expr OP limit>.
6392 (register_edge_assert_for_1): Adjust callers.
6393 (find_assert_locations): Likewise.
6394 (process_assert_insertions_for): Build condition from expression.
6395 (extract_range_from_assert): Handle ASSERT_EXPRs
6396 of the form ASSERT_EXPR <name, expr OP limit>.
6397 (register_edge_assert_for_2): New helper registering
6398 asserts for comparisons. Recognize range tests of the form
6399 (unsigned)i - CST1 OP CST2.
6400 (register_edge_assert_for_1): Use it.
6401 (register_edge_assert_for): Likewise.
6402 (needs_overflow_infinity): Integer sub-types
6403 do not need overflow infinities.
6404 (vrp_val_is_max): The extreme values of integer sub-types
6405 are those of the base type.
6406 (vrp_val_is_min): Likewise.
6407 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6410 2008-03-28 Nick Clifton <nickc@redhat.com>
6413 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6414 Return GENERAL_REGS for stack adjustment reloads.
6416 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6419 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6420 const_vector when all the vectors are constant.
6422 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6424 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6426 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6427 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6429 (s<code>_sf): Use new scc_sf attribute for opcode names.
6431 2008-03-27 Tom Tromey <tromey@redhat.com>
6433 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6434 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6435 config/spu/t-spu-elf, config/i386/t-interix,
6436 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6437 config/i386/x-darwin, config/i386/x-mingw32,
6438 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6439 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6440 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6441 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6442 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6443 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6444 config/score/t-score-elf, config/arm/t-strongarm-pe,
6445 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6446 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6447 Revert automatic dependency patch.
6449 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6452 * config/i386/i386.c (ix86_function_arg_boundary): Align
6453 decimal floating point to its natural boundary.
6455 2008-03-27 Richard Guenther <rguenther@suse.de>
6458 * fold-const.c (fold_comparison): Restrict distinct decl
6459 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6460 solely rely on operand_equal_p.
6462 2008-03-27 Richard Guenther <rguenther@suse.de>
6465 * c-common.c (handle_weak_attribute): Reject combination of
6468 2008-03-27 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/32810
6471 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6472 conversions from DECL_INITIAL.
6473 (fold_const_aggregate_ref): Likewise from constructor elements.
6475 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6477 * tree-affine.h (aff_combination_expand): Declare.
6478 (get_inner_reference_aff): Likewise.
6479 * tree-affine.c (aff_combination_expand): Split out from
6480 tree_to_aff_combination_expand.
6481 (get_inner_reference_aff): New function.
6482 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6483 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6484 (struct lim_aux_data): sm_done field removed.
6485 (mem_ref_loc_p, mem_ref_locs_p): New types.
6486 (struct mem_ref): Added id, stored, accesses_in_loop,
6487 indep_loop, dep_loop, indep_ref, dep_ref fields.
6488 Removed is_stored, locs and next fields.
6489 (memory_accesses): New variable.
6490 (movement_possibility): Do not allow moving statements
6491 that store to memory.
6492 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6494 (determine_max_movement): For statements with memory references,
6495 find the outermost loop in that the reference is independent.
6496 (move_computations_stmt): Mark the virtual operands for renaming.
6497 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6498 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6499 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6500 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6501 create_vop_ref_mapping, analyze_memory_references,
6502 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6503 get_all_locs_in_loop, ref_always_accessed_p,
6504 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6505 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6506 store_motion_loop, store_motion): New functions.
6507 (struct vop_to_refs_elt): New type.
6508 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6509 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6510 (schedule_sm): Replaced by...
6511 (execute_sm): ... this.
6512 (determine_lsm_ref, hoist_memory_references,
6513 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6514 find_more_ref_vops, free_mem_ref, free_mem_refs,
6515 determine_lsm_loop, determine_lsm): Removed.
6516 (tree_ssa_lim_finalize): Free data structures used by store motion.
6517 (tree_ssa_lim): Call analyze_memory_references. Use
6518 store_motion instead of determine_lsm.
6520 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6522 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6523 rename tmake_file to m68hc11/t-m68hc11.
6524 (mcore): Set inhibit_libc to true.
6525 * config.host (alpha*-dec-*vms*): Set extra_programs.
6526 (interix3*): Don't use host_xmake_file.
6527 * configure.ac: Let config.gcc override inhibit_libc.
6528 * configure: Regenerate.
6530 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6531 * config/t-openbsd-thread: Remove commented out lines.
6533 * config/x-interix: Remove.
6535 * config/m68hc11/t-m68hc11-gas: Rename to...
6536 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6538 * config/mcore/t-mcore: Remove T_CFLAGS.
6539 * config/mcore/t-mcore-pe: Likewise.
6541 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6543 * configure.ac: Replace custom __GNU_SOURCE test with
6544 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6545 * aclocal.m4: Regenerate.
6546 * configure: Regenerate.
6547 * config.in: Regenerate.
6549 2008-03-27 Richard Guenther <rguenther@suse.de>
6551 * fold-const.c (target.h): Include.
6552 (fold_comparison): Fold comparison of addresses of decls
6553 that bind locally or of constants. Consolidate address folding code.
6554 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6555 results from fold_binary_to_constant.
6556 (compare_values_warnv): Likewise.
6558 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6561 * fold-const.c (fold_truthop): Check for integeral types when folding
6562 a == 0 && b == 0 and a != 0 || b != 0 .
6564 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6566 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6568 2008-03-26 Andreas Schwab <schwab@suse.de>
6570 * doc/invoke.texi: Fix use of @item vs. @itemx.
6572 2008-03-26 Tom Tromey <tromey@redhat.com>
6574 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6575 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6576 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6577 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6578 build/genconstants.o, build/genemit.o, build/genextract.o,
6579 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6580 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6583 2008-03-26 Richard Guenther <rguenther@suse.de>
6586 2008-03-26 Richard Guenther <rguenther@suse.de>
6588 * fold-const.c (target.h): Include.
6589 (fold_comparison): Fold comparison of addresses of two decls
6590 that bind locally. Consolidate address folding code.
6592 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6594 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6595 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6596 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6597 dconstsqrt2, dconstthird, dconste and/or dconst10.
6598 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6599 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6600 dconstsqrt2, dconste): Delete.
6601 (init_emit_once): Likewise. Simplify initializing dconstm1.
6603 * real.c (get_real_const): New.
6604 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6605 dconstsqrt2, dconste): Delete.
6606 (real_value_const, get_real_const): New.
6608 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6610 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6612 * config/i386/i386.c (ix86_function_arg_boundary): Check
6613 BIGGEST_ALIGNMENT instead of 128.
6614 (setup_incoming_varargs_64): Likewise.
6616 2008-03-26 Tom Tromey <tromey@redhat.com>
6618 * Makefile.in (DEPFILES): Add missing '/'.
6620 2008-03-26 Richard Guenther <rguenther@suse.de>
6622 * fold-const.c (target.h): Include.
6623 (fold_comparison): Fold comparison of addresses of two decls
6624 that bind locally. Consolidate address folding code.
6626 2008-03-26 Nick Clifton <nickc@redhat.com>
6629 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6630 not allow INT+INT as a legitimate addressing mode.
6632 2008-03-26 Richard Guenther <rguenther@suse.de>
6634 * tree-flow.h (widen_bitfield): Remove declaration.
6635 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6636 (widen_bitfield): Remove function.
6637 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6640 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6643 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6646 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6648 PR rtl-optimization/35232
6649 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6650 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6651 reg_reloaded_call_part_clobbered here.
6652 (reload_regs_reach_end_p): New function.
6653 (reload_reg_rtx_for_input): New variable.
6654 (reload_reg_rtx_for_output): Likewise.
6655 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6656 when reassigning a pseudo register. Load reloadreg from
6657 reload_reg_rtx_for_input, moving the mode and register
6659 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6660 instead of the original when deciding whether an input reload
6661 would be a no-op or whether an output reload can be deleted.
6662 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6663 when setting up new_spill_reg_store. Load it from
6664 reload_reg_rtx_for_output, moving the mode and register
6666 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6667 instead of the original when deciding whether an output reload
6668 would be a no-op. Do the same when modifying insn notes.
6669 Use rtx_equal_p instead of == to compare the registers.
6670 (inherit_piecemeal_p): Take a mode and two register numbers
6672 (emit_reload_insns): Clear new_spill_reg_store for every hard
6673 register in the reload register. Remove spill registers
6674 from reg_reloaded_valid before considering whether to record
6675 inheritance information for them. Use reload_reg_rtx_for_output
6676 instead of reg_rtx when recording output reloads. Use
6677 reload_reg_rtx_for_input instead of reg_rtx when recording
6678 input reloads. Set or clear reg_reloaded_call_part_clobbered
6679 at the same time as setting reg_reloaded_valid.
6680 (delete_output_reload): Add a new_reload_reg parameter and use it
6681 instead of rld[j].reg_rtx.
6682 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6685 2008-03-25 Tom Tromey <tromey@redhat.com>
6687 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6688 (build/genattr.o): Likewise.
6689 (build/genattrtab.o): Likewise.
6690 (build/gencodes.o): Likewise.
6691 (build/genconfig.o): Likewise.
6692 (build/genconstants.o): Likewise.
6693 (build/genemit.o): Likewise.
6694 (build/genextract.o): Likewise.
6695 (build/genflags.o): Likewise.
6697 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6699 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6700 instead of size_int for integer types.
6701 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6702 to match type of MINUS_EXPR.
6704 2008-03-25 Tom Tromey <tromey@redhat.com>
6706 * configure: Rebuilt.
6707 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6710 2008-03-25 Tom Tromey <tromey@redhat.com>
6712 * config/x-solaris (host-solaris.o): Update.
6713 * config/x-linux (host-linux.o): Update.
6714 * config/x-hpux (host-hpux.o): Update.
6715 * config/x-darwin (host-darwin.o): Update.
6716 * config/v850/t-v850e (v850-c.o): Update.
6717 * config/v850/t-v850 (v850-c.o): Update.
6718 * config/t-vxworks (vxworks.o): Update.
6719 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6720 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6721 * config/spu/t-spu-elf (spu-c.o): Update.
6723 * config/sh/t-symbian (sh-c.o): Update.
6724 (symbian.o): Update.
6725 * config/sh/t-sh (sh-c.o): Update.
6726 * config/score/t-score-elf (score7.o, score3.o): Update.
6727 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6728 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6729 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6730 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6732 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6733 * config/m32c/t-m32c (m32c-pragma.o): Update.
6734 * config/ia64/t-ia64 (ia64-c.o): Update.
6735 * config/i386/x-mingw32 (host-mingw32.o): Update.
6736 * config/i386/x-i386 (driver-i386.o): Update.
6737 * config/i386/x-darwin (host-i386-darwin.o): Update.
6738 * config/i386/x-cygwin (host-cygwin.o): Update.
6739 * config/i386/t-nwld (nwld.o): Update.
6740 * config/i386/t-netware (netware.o): Update.
6741 * config/i386/t-interix (winnt.o): Update.
6742 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6743 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6744 msformat-c.o): Update.
6745 * config/bfin/t-bfin-linux (generated_files): Add
6746 linux-sysroot-suffix.h.
6747 * config/arm/t-wince-pe (pe.o): Update.
6748 * config/arm/t-strongarm-pe (pe.o): Update.
6749 * config/arm/t-pe (pe.o): Update.
6750 * config/arm/t-arm (arm-c.o): Update.
6751 * doc/install.texi (Prerequisites): Require make 3.80.
6752 * Makefile.in: Remove .o targets.
6753 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6754 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6755 (simple_generated_h, simple_generated_c): Move earlier.
6756 (generated_files): New variable.
6757 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6758 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6759 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6760 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6761 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6762 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6763 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6764 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6765 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6766 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6767 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6768 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6770 (COMPILE.base, COMPILE): New variables.
6771 (%.o): New pattern rule.
6772 (ALL_HOST_OBJS): New variable.
6773 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6774 (dummy-checksum.o, cc1-checksum.o): Remove.
6775 (DRIVER_SHLIB): New variable.
6776 (DRIVER_DEFINES): Use it.
6777 (gencondmd.c): Move out of build/.
6778 (s-conditions): Update.
6779 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6780 (ALL_BUILD_OBJS): Likewise.
6781 (build/%.o): Use BUILDCOMPILE.
6782 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6783 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6784 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6785 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6786 build/genconfig.o, build/genconstants.o, build/genemit.o,
6787 build/genextract.o, build/genflags.o, build/genmddeps.o,
6788 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6789 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6790 build/gen-protos.o, build/scan.o, build/fix-header.o,
6791 build/scan-decls.o): Simplify.
6792 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6793 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6794 prefix.o, toplev.o): Reduce to variable setting.
6795 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6796 ($(out_object_file), gcc-options.o): New targets.
6797 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6798 * configure: Rebuilt.
6799 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6800 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6802 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6804 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6805 complain when we hit an error, return ERROR_MARK_NODE.
6807 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6809 * config/sh/constraints.md (Pso, Psz): New constraints.
6810 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6811 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6813 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6815 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6816 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6818 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6820 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6821 (prefetch_sh2a): New.
6823 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6824 Naveen.H.S <naveen.hs@kpitcummins.com>
6826 * config/sh/constraints.md (I28): New constraint.
6827 * config/sh/sh.c (broken_move): Add support for movi20s.
6828 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6830 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6831 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6832 Naveen.H.S <naveen.hs@kpitcummins.com>
6834 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6835 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6836 (print_operand): Handle resbank in %@ operand code.
6837 (sh_encode_section_info): New.
6838 (push_regs): Add conditions for resbank.
6839 (sh_expand_epilogue): Likewise.
6840 (sh_insert_attributes): Likewise.
6841 (sh_attribute_table): Likewise.
6842 (sh_handle_resbank_handler_attribute): New.
6843 (sh2a_handle_function_vector_handler_attribute): New.
6844 (sh2a_is_function_vector_call): New.
6845 (sh2a_get_function_vector_number): New.
6846 (sh2a_function_vector_p): New.
6847 (sh_cfun_resbank_handler_p): New.
6848 * config/sh/sh.md (calli): Emit jsr/n if possible.
6849 (calli_tbr_rel): New.
6850 (calli_pcrel): Emit jsr/n if possible.
6851 (return_i): Emit rts/n if possible.
6852 (call_valuei_tbr_rel): New.
6853 (call_valuei_pcrel): Add condition for SH2A target.
6854 (call_value): Likewise.
6855 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6856 (sh2a_get_function_vector_number): Likewise.
6857 (sh2a_is_function_vector_call): Likewise.
6858 * doc/extend.texi: Document TBR relative addressing of SH2A.
6859 (resbank): Add description for SH2A.
6861 2008-03-24 Richard Guenther <rguenther@suse.de>
6864 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6865 pointer assignments change conversions according to middle-end rules.
6866 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6867 * configure.ac: Include type checking in yes.
6868 * configure: Regenerate.
6870 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6872 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6873 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6875 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6877 * gthr-vxworks.h (UNUSED): Define.
6879 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6881 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6883 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6885 * doc/extend.texi (Function Attributes): Add missing comma in the
6886 example of the "alloc_size" attribute.
6888 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6891 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6893 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6896 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6899 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6900 of the underlying type of a MS bitfield layout to the natural
6901 alignment of the type.
6903 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6905 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6906 to their natural alignment to avoid store forwarding stalls.
6908 2008-03-22 Richard Guenther <rguenther@suse.de>
6910 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6911 For PHI nodes verify the address is invariant.
6912 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6913 (get_symbol_constant_value): Use is_gimple_min_invariant.
6914 (maybe_fold_stmt_indirect): Likewise.
6916 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6918 PR rtl-optimization/33927
6919 * Makefile.in (dse.o): Depend on $(TM_P_H).
6920 * expr.h (extract_low_bits): Declare.
6921 * expmed.c (extract_low_bits): New function.
6922 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6923 * dse.c: Include tm_p.h.
6924 (find_shift_sequence): Remove the read_reg argument and return the
6925 read value. Emit the instructions instead of returning them.
6926 Iterate on new_mode rather than calculating it each time.
6927 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6928 source to NEW_MODE and extract_low_bits to convert the shifted
6930 (replace_read): Allow the load and store to have different mode
6931 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6932 or extraction instructions before trying the replacement. Update
6933 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6935 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6938 to their natural alignment to avoid store forwarding stalls.
6940 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6943 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6944 encouraging but not allowing gprs for input;
6945 change the input constraint to !f#r.
6946 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6948 change the output constraint to !f#r.
6950 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6954 corresponding post-reload splitters.
6955 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6956 when x87 FP math is selected.
6957 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6958 New function prototype.
6959 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6960 unreachable function to ease macroization of insn patterns.
6962 2008-03-21 Martin Jambor <mjambor@suse.cz>
6964 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6965 reference dumps if ddr is NULL or dependence is unknown.
6967 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6969 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6970 unsigned extension into account.
6971 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6972 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6973 Do computations on a scratch register.
6975 2008-03-21 Richard Guenther <rguenther@suse.de>
6977 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6978 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6979 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6980 * tree-ssa-dom.c (record_equality): Likewise.
6981 * tree-inline.c (copy_body_r): Likewise.
6982 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6985 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6987 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6988 as 'delete_unused' argument.
6990 2008-03-20 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6993 special casing of constant qualifiers.
6994 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6995 care about them in general.
6996 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6997 regardless of their type.
6998 (fold_stmt_r): Forcefully fold *& if we end up with that.
7000 2008-03-20 Paul Brook <paul@codesourcery.com>
7002 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7003 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7005 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7007 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7008 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7010 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7012 * common.opt (Wmudflap): New option.
7013 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7014 (mx_register_decls): Likewise.
7015 (mudflap_finish_file): Likewise.
7016 * doc/invoke.texi: Document -Wno-mudflap.
7018 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7020 * c-format.c (replace_format_name_to_system_name): New.
7022 (convert_format_name_to_system_name): New.
7023 (decode_format_attr): Add use of convert_format_name_to_system_name.
7024 (format_types_orig): Add gnu_ prefix to names.
7025 (check_format_info_main): Special treating of \0 escaped names for
7026 supporting multi-character format specifiers as I32, I64.
7027 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7028 (gnu_target_overrides_format_attributes): New.
7029 * c-format.h: Add structure target_ovr_attr to hold
7030 system specific formatter names.
7031 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7032 msformat-c.o file to c_target_objs and cxx_target_objs.
7033 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7034 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7035 (TARGET_N_FORMAT_TYPES): New.
7036 * config/i386/msformat-c.c: New.
7037 * config/i386/t-cygming: Add build rule for msformat-c.o.
7038 * doc/extend.texi: Add new format names gnu_* and ms_* and
7040 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7042 2008-03-20 Ira Rosen <irar@il.ibm.com>
7044 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7045 optimizations turned on under -O3.
7046 (ftree-vectorize): Add that the flag is turned on with -O3.
7048 2008-03-20 Ben Elliston <bje@au.ibm.com>
7050 * regmove.c (try_auto_increment): Fix spelling error in comment.
7051 * final.c (final_scan_insn): Likewise.
7053 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7056 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7057 allocator preferences for "y" and "r" class registers.
7058 ("*mov<mode>_internal"): Ditto.
7059 ("*movv2sf_internal_rex64"): Ditto.
7060 ("*movv2sf_internal"): Ditto.
7062 2008-03-19 Michael Matz <matz@suse.de>
7065 * calls.c (expand_call): Check overlap of arguments with call
7066 address for sibcalls.
7068 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7071 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7072 of the underlying type of a MS bitfield layout to the natural
7073 alignment of the type.
7075 2008-03-19 Jan Hubicka <jh@suse.cz>
7078 * toplev.c (decode_d_option): Handle all CPP flags.
7079 * tree-vrp.c: Update tree_pass descriptors.
7080 * regrename.c: Update tree_pass descriptors.
7081 * fwprop.c: Update tree_pass descriptors.
7082 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7083 * tree-into-ssa.c: Update tree_pass descriptors.
7084 * tree-dump.c: Update tree_pass descriptors.
7085 * tree-complex.c: Update tree_pass descriptors.
7086 * tree-dump.h: Update tree_pass descriptors.
7087 * see.c: Update tree_pass descriptors.
7088 * cgraphbuild.c: Update tree_pass descriptors.
7089 * tracer.c: Update tree_pass descriptors.
7090 * tree-loop-distribution.c: Update tree_pass descriptors.
7091 * cgraph.c: Update tree_pass descriptors.
7092 * postreload-gcse.c: Update tree_pass descriptors.
7093 * postreload.c: Update tree_pass descriptors.
7094 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7095 * tree-tailcall.c: Update tree_pass descriptors.
7096 * tree-pass.h (tree_opt_pass): Rename to ...
7097 (opt_pass) ... this one; add "type" field and remove letter field.
7098 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7099 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7100 all_lowering_passes): Update declaration.
7101 * ipa-cp.c: Update tree_pass descriptors.
7102 * final.c: Update tree_pass descriptors.
7103 * omp-low.c: Update tree_pass descriptors.
7104 * tree-ssa-dse.c: Update tree_pass descriptors.
7105 * ipa-reference.c: Update tree_pass descriptors.
7106 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7107 * auto-inc-dec.c: Update tree_pass descriptors.
7108 * reorg.c: Update tree_pass descriptors.
7109 * cgraphunit.c: Update tree_pass descriptors.
7110 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7111 * tree-ssa-ccp.c: Update tree_pass descriptors.
7112 * df-core.c: Update tree_pass descriptors.
7113 * mode-switching.c: Update tree_pass descriptors.
7114 * tree-nomudflap.c: Update tree_pass descriptors.
7115 * modulo-sched.c: Update tree_pass descriptors.
7116 * ipa-pure-const.c: Update tree_pass descriptors.
7117 * cse.c: Update tree_pass descriptors.
7118 * web.c: Update tree_pass descriptors.
7119 * tree-stdarg.c: Update tree_pass descriptors.
7120 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7121 * tree-ssa-dom.c: Update tree_pass descriptors.
7122 * tree-nrv.c: Update tree_pass descriptors.
7123 * tree-ssa-alias.c: Update tree_pass descriptors.
7124 * loop-init.c: Update tree_pass descriptors.
7125 * gimple-low.c: Update tree_pass descriptors.
7126 * ipa-inline.c: Update tree_pass descriptors.
7127 * tree-ssa-sink.c: Update tree_pass descriptors.
7128 * global.c: Update tree_pass descriptors.
7129 * ifcvt.c: Update tree_pass descriptors.
7130 * jump.c: Update tree_pass descriptors.
7131 * predict.c: Update tree_pass descriptors.
7132 * tree-ssa-loop.c: Update tree_pass descriptors.
7133 * recog.c: Update tree_pass descriptors.
7134 * dse.c: Update tree_pass descriptors.
7135 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7136 * tree-eh.c: Update tree_pass descriptors.
7137 * regmove.c: Update tree_pass descriptors.
7139 * function.c: Update tree_pass descriptors.
7140 * tree-vectorizer.c: Update tree_pass descriptors.
7141 * gcse.c: Update tree_pass descriptors.
7142 * ipa-type-escape.c: Update tree_pass descriptors.
7143 * tree-if-conv.c: Update tree_pass descriptors.
7144 * init-regs.c: Update tree_pass descriptors.
7145 * ipa.c: Update tree_pass descriptors.
7146 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7147 * rtl-factoring.c: Update tree_pass descriptors.
7148 * lower-subreg.c: Update tree_pass descriptors.
7149 * bt-load.c: Update tree_pass descriptors.
7150 * tree-dfa.c: Update tree_pass descriptors.
7151 * except.c: Update tree_pass descriptors.
7152 * emit-rtl.c: Update tree_pass descriptors.
7153 * cfgexpand.c: Update tree_pass descriptors.
7154 * tree-cfgcleanup.c: Update tree_pass descriptors.
7155 * cfgcleanup.c: Update tree_pass descriptors.
7156 * tree-ssa-pre.c: Update tree_pass descriptors.
7157 * tree-sra.c: Update tree_pass descriptors.
7158 * tree-mudflap.c: Update tree_pass descriptors.
7159 * tree-ssa-copy.c: Update tree_pass descriptors.
7160 * cfglayout.c: Update tree_pass descriptors.
7161 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7162 * tree-ssa-dce.c: Update tree_pass descriptors.
7163 * tree-ssa.c: Update tree_pass descriptors.
7164 * regclass.c: Update tree_pass descriptors.
7165 * integrate.c: Update tree_pass descriptors.
7166 * tree-optimize.c: Update tree_pass descriptors.
7167 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7168 * tree-object-size.c: Update tree_pass descriptors.
7169 * combine.c: Update tree_pass descriptors.
7170 * tree-outof-ssa.c: Update tree_pass descriptors.
7171 * bb-reorder.c: Update tree_pass descriptors.
7172 * stack-ptr-mod.c: Update tree_pass descriptors.
7173 * var-tracking.c: Update tree_pass descriptors.
7174 * tree-profile.c: Update tree_pass descriptors.
7175 * tree-vect-generic.c: Update tree_pass descriptors.
7176 * reg-stack.c: Update tree_pass descriptors.
7177 * sched-rgn.c: Update tree_pass descriptors.
7178 * tree-ssa-structalias.c: Update tree_pass descriptors.
7179 * tree-cfg.c: Update tree_pass descriptors.
7180 * passes.c (current_pass): Update declaration.
7181 (finish_optimization_passes): Update.
7182 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7183 (register_one_dump_file, register_dump_files_1, next_pass_1):
7185 (init_optimization_passes): Update handling of new types.
7186 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7187 * ipa-struct-reorg.c: Update tree_pass descriptors.
7188 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7189 * combine-stack-adj.c: Update tree_pass descriptors.
7190 * cfgrtl.c: Update tree_pass descriptors.
7191 * dce.c: Update tree_pass descriptors.
7192 * tree-ssanames.c: Update tree_pass descriptors.
7194 2008-03-19 Richard Guenther <rguenther@suse.de>
7197 * tree-ssa.c (walk_data): New structure.
7198 (warn_uninitialized_var): If not always_executed warn with "maybe"
7200 (execute_early_warn_uninitialized): Compute post-dominators.
7201 Initialize always_executed before processing each basic block.
7203 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7206 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7207 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7209 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7211 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7213 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7215 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7217 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7218 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7219 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7220 target after ignore has been set, and move there also the commputation
7221 of subtarget and original_target.
7222 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7223 (LANG_HOOKS_INITIALIZER): Remove it.
7224 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7226 2008-03-18 Richard Guenther <rguenther@suse.de>
7228 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7229 found an expression with constants, note that in the VN for the lhs.
7230 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7231 fold them to constants if possible. Run cleanup_cfg if done so.
7232 (execute_pre): Return todo.
7234 (execute_fre): Likewise.
7235 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7237 (get_prop_source_stmt): Look through pointer conversions.
7239 2008-03-18 Jan Hubicka <jh@suse.cz>
7241 * tree-pretty-print.c: Include predict.h.
7242 (dump_generic_node): Dump predictor.
7243 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7244 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7245 * gimple-low.c (lower_stmt): Likewise.
7246 * expr.c (expand_expr_real): Likewise.
7247 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7249 (build_predict_expr, build_predict_expr): New.
7250 * predict.h (predictor_name, build_predict_expr): Update.
7251 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7252 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7253 * predict.def (PRED_CONTINUE): Update hitrate.
7254 * tree.def (PREDICT_EXPR): Define.
7255 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7256 do not handle BIND_EXPR.
7257 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7258 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7259 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7262 2008-03-18 Michael Matz <matz@suse.de>
7264 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7266 2008-03-18 Richard Guenther <rguenther@suse.de>
7268 * tree-gimple.h (is_gimple_invariant_address): Declare.
7269 (is_gimple_constant): Likewise.
7270 * tree-gimple.c (is_gimple_constant): New function.
7271 (is_gimple_invariant_address): Likewise.
7272 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7273 and is_gimple_invariant_address.
7274 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7276 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7277 an addressable base.
7279 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7282 * gimplify.c (gimplify_expr): Gimplify second operand of
7285 2008-03-17 Richard Guenther <rguenther@suse.de>
7287 PR tree-optimization/19637
7288 * fold-const.c (fold_unary): Remove restrictions of removing
7289 intermediate pointer-conversions (P2)(P1)P0.
7290 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7291 conversion to void pointer.
7292 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7294 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7297 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7298 emulated thread local variables.
7300 2008-03-16 Richard Guenther <rguenther@suse.de>
7303 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7304 expand TREE_INVARIANT operations that are not gimple invariant.
7306 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7308 * doc/extend.texi (Alignment): Say that the ABI controls
7309 the __alignof__ for non-strict-alignment targets rather
7310 than being a recommendation.
7312 2008-03-15 Paul Brook <paul@codesourcery.com>
7314 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7316 (arm_output_fn_unwind): Mark functions that can not be unwound.
7318 2008-03-15 Paul Brook <paul@codesourcery.com>
7320 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7321 extension instructions.
7323 2008-03-15 Richard Guenther <rguenther@suse.de>
7325 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7326 and fold constant aggregate refs.
7327 (fold_const_aggregate_ref): Handle string constants
7328 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7329 (evaluate_stmt): Simplify now that ccp_fold folds constant
7332 2008-03-15 Paul Brook <paul@codesourcery.com>
7334 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7335 (extzv): Use gen_extzv_t2.
7336 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7338 2008-03-15 Richard Guenther <rguenther@suse.de>
7340 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7341 (fold_const_aggregate_ref): Likewise.
7342 (get_value): Return NULL if we don't have any values.
7343 (ccp_finalize): Set const_val to NULL after freeing it.
7344 * tree-flow.h (get_symbol_constant_value): Declare.
7345 (fold_const_aggregate_ref): Likewise.
7346 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7348 2008-03-15 Richard Guenther <rguenther@suse.de>
7351 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7352 to not produce negative array indices if not allowed. Add
7353 parameter to indicate that.
7354 (maybe_fold_offset_to_component_ref): Allow negative array
7355 indices only for the first member of a structure.
7356 (maybe_fold_offset_to_reference): Allow negative array indices.
7357 (maybe_fold_stmt_addition): Likewise.
7359 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7360 Anatoly Sokolov <aesok@post.ru>
7362 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7363 (avr_arch): Add ARCH_AVR6.
7364 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7365 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7366 instead of fixed value 2.
7367 (print_operand_address): Use gs() asm specifier instead of pm().
7368 (avr_assemble_integer): (Ditto.).
7369 (avr_output_addr_vec_elt): (Ditto.).
7370 (print_operand): Handle "!" code.
7371 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7372 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7373 (AVR_HAVE_EIJMP_EICALL): Define.
7374 (AVR_3_BYTE_PC): Redefine.
7375 (AVR_2_BYTE_PC): (Ditto.).
7376 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7377 (LINK_SPEC): Add atmega2560 and atmega2561.
7378 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7380 * config/avr/avr.md (call_insn): Use eicall instead of icall
7381 for 3 byte PC devices.
7382 (call_value_insn): (Ditto.).
7383 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7384 (indirect_jump): Use only for for 2 byte PC devices.
7385 (*tablejump): (Ditto.).
7386 (*indirect_jump_avr6): Add insn.
7387 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7388 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7389 instead of ijmp for 3 byte PC devices.
7390 (__tablejump2__): (Ditto.).
7391 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7392 (MULITLIB_DIRNAMES): (Ditto.).
7393 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7395 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7397 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7398 "sse2_umulsidi3". Use V1DI mode for operand 0.
7399 ("mmx_psadbw"): Use V1DI mode for operand 0.
7400 * config/i386/i386-modes.def (V1SI): New vector mode.
7401 * config/i386/i386.c (struct builtin_description)
7402 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7403 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7404 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7405 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7406 v1di_ftype_v8qi_v8qi type.
7407 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7409 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7410 __builtin_ia32_pmuludq]: Fix the mode of return value.
7412 2008-03-15 Richard Guenther <rguenther@suse.de>
7415 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7418 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7420 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7421 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7422 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7423 unless TARGET_SERIALIZE_VOLATILE is enabled.
7424 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7425 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7426 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7428 2008-03-14 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/34172
7431 * tree-flow.h (refs_may_alias_p): Declare.
7432 (get_single_def_stmt): Likewise.
7433 (get_single_def_stmt_from_phi): Likewise.
7434 (get_single_def_stmt_with_phi): Likewise.
7435 * tree-dfa.c (refs_may_alias_p): New function.
7436 (get_single_def_stmt): Likewise.
7437 (get_single_def_stmt_from_phi): Likewise.
7438 (get_single_def_stmt_with_phi): Likewise.
7439 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7440 (vn_reference_lookup_1): New helper function.
7441 (vn_reference_lookup): Walk the virtual use-def chain to
7442 continue searching for a match if the def does not alias the
7443 reference we are looking for.
7445 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7447 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7448 archive and Perzl. Update The Written Word listing.
7450 2008-03-14 Richard Guenther <rguenther@suse.de>
7452 PR tree-optimization/34043
7453 PR tree-optimization/33989
7454 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7456 (bitmap_find_leader): Use extra argument to verify dominance
7457 relationship inside a basic-block.
7458 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7459 (find_leader_in_sets): Adjust.
7460 (create_component_ref_by_pieces): Take extra argument for
7461 dominance check, handle lookup failures.
7462 (find_or_generate_expression): Likewise.
7463 (create_expression_by_pieces): Likewise.
7464 (insert_into_preds_of_block): Adjust.
7465 (create_value_expr_from): If asked for, verify all operands
7466 are in the blocks AVAIL_OUT set.
7467 (make_values_for_stmt): Check for SSA_NAMEs that are life
7468 over an abnormal edge.
7469 (compute_avail): Remove such check.
7470 (do_SCCVN_insertion): New function.
7471 (eliminate): If we do not find a leader suitable for replacement
7472 insert a replacement expression from SCCVN if available.
7473 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7474 (struct vn_ssa_aux): Add needs_insertion flag.
7475 * tree-ssa-sccvn.c (may_insert): New global flag.
7476 (copy_reference_ops_from_ref): Value-number union member access
7477 based on its size, not type and member if insertion is allowed.
7478 (visit_reference_op_load): For a weak match from union type
7479 punning lookup a view-converted value and insert a SSA_NAME
7480 for that value if that is not found.
7481 (visit_use): Make dumps shorter. Do not disallow value numbering
7482 SSA_NAMEs that are life over an abnormal edge to constants.
7483 (free_scc_vn): Release inserted SSA_NAMEs.
7484 (run_scc_vn): New flag to specify whether insertion is allowed.
7485 Process SSA_NAMEs in forward order.
7486 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7487 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7488 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7489 pointer type to/from integral types that do not change the
7490 precision to regular conversions.
7492 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7494 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7495 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7496 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7497 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7498 input arguments and the mode of return value. Built-in functions
7499 that operate on whole 64-bit MMX register now use V1DI mode.
7501 2008-03-13 Alon Dayan <alond@il.ibm.com>
7502 Olga Golovanevsky <olga@il.ibm.com>
7504 PR tree-optimization/35041
7505 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7506 to locate the right position in a statement.
7508 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7512 * config/i386/xmmintrin.h: Change all static inline functions to
7513 extern inline and add __gnu_inline__ attribute.
7514 * config/i386/bmintrin.h: Ditto.
7515 * config/i386/smmintrin.h: Ditto.
7516 * config/i386/tmmintrin.h: Ditto.
7517 * config/i386/mmintrin-common.h: Ditto.
7518 * config/i386/ammintrin.h: Ditto.
7519 * config/i386/emmintrin.h: Ditto.
7520 * config/i386/pmmintrin.h: Ditto.
7521 * config/i386/mmintrin.h: Ditto.
7522 * config/i386/mm3dnow.h: Ditto.
7524 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7527 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7528 (lower_omp_2): New function.
7529 (lower_omp_1, lower_omp): Rewritten.
7531 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7534 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7535 with the phrase "Microsoft Windows compilers".
7536 (Push/Pop Macro Pragmas): New subsection. Document
7537 #pragma push_macro and pragma pop_macro.
7539 2008-03-12 Paul Brook <paul@codesourcery.com>
7541 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7543 2008-03-12 Paul Brook <paul@codesourcery.com>
7545 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7546 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7547 (thumb2_addsi_shortim): Rename ...
7548 (thumb2_addsi_short): ... to this. Allow register operands.
7549 (thumb2_subsi_short): New pattern.
7550 (thumb2_one_cmplsi2_short,
7551 thumb2_negsi2_short): New patterns and peepholes.
7553 2008-03-12 Paul Brook <paul@codesourcery.com>
7555 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7557 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7559 * config/i386/i386.md (int_cond): New code iterator.
7561 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7562 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7563 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7564 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7565 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7566 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7567 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7568 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7570 2008-03-12 Paul Brook <paul@codesourcery.com>
7572 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7573 instead of {arm,thumb}_compute_save_reg_mask.
7574 (output_return_instruction): Ditto.
7575 (thumb_unexpanded_epilogue): Ditto.
7576 (thumb1_expand_prologue): Ditto.
7577 (thumb1_output_function_prologue): Ditto.
7578 (arm_set_return_address): Ditto.
7579 (thumb_set_return_address): Ditto.
7580 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7581 regs to achieve stack alignment.
7582 (thumb1_compute_save_reg_mask): Fix compiler warning.
7583 (arm_output_epilogue): Use offsets->saved_regs_mask.
7584 Adjust stack pointer by poping call clobered registers.
7585 (arm_expand_prologue): Use offsets->saved_regs_mask.
7586 Adjust stack pointer by pushing extra registers.
7587 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7589 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7592 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7593 conversion to the operands of a multiplication.
7595 2008-03-12 Richard Guenther <rguenther@suse.de>
7597 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7598 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7599 * timevar.def (TV_TREE_PHIPROP): Add.
7600 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7601 pass description. Use TV_TREE_PHIPROP.
7602 * tree-ssa-forwprop.c: Remove phiprop code.
7604 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7607 * omp-low.c (maybe_lookup_decl): Constify first argument.
7608 (use_pointer_for_field): Change last argument from bool to
7609 omp_context *. Disallow shared copy-in/out in nested
7610 parallel if decl is shared in outer parallel too.
7611 (build_outer_var_ref, scan_sharing_clauses,
7612 lower_rec_input_clauses, lower_copyprivate_clauses,
7613 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7615 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7616 Ira Rosen <irar@il.ibm.com>
7618 * tree-vectorizer.c (free_stmt_vec_info): New function.
7619 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7620 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7621 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7622 * tree-vect-transform.c (vectorizable_conversion): Free
7623 vec_oprnds0 if it was allocated.
7624 (vect_permute_store_chain): Remove unused VECs.
7625 (vectorizable_store): Free VECs that are allocated in the..
7627 (vect_transform_strided_load, vectorizable_load): Likewise.
7628 (vect_remove_stores): Simplify the code.
7629 (vect_transform_loop): Move code to vect_remove_stores().
7630 Call vect_remove_stores() and free_stmt_vec_info().
7632 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7634 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7635 TARGET_HPUX. Revise comment.
7636 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7637 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7638 Use sr4 variant of `be' instruction when not generating PIC code.
7639 (attr_length_call): Adjust for above change.
7641 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7643 * ipa-reference.c (static_execute): Remove module_statics_const and
7644 associated setting code.
7646 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7650 predicate for operand 1.
7651 (paritysi2_cmp): Use register_operand predicate for operand 2.
7652 Use earlyclobber modifier for operand 1. Remove support for
7654 (paritydi2_cmp): Use register_operand predicate for operand 3.
7655 Use earlyclobber modifier for operand 1. Remove support for
7658 2008-03-11 Paul Brook <paul@codesourcery.com>
7659 Vladimir Prus <vladimir@codesourcery.com>
7661 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7662 (arm_compute_save_reg0_reg12_mask): Always
7663 check if register 11 must be saved. Always safe hard frame pointer
7664 when frame_pointer_needeed.
7665 (arm_compute_save_reg_mask): Save IP and PC
7666 only with apcs frames.
7667 (arm_output_epilogue): Adjust Thumb2 codepath to
7668 be also invoked and work for ARM non-apcs frames.
7669 (arm_expand_prologue): Don't bother saving IP
7670 for non-apcs frame, since it's not clobbered by
7671 prologue code. Implement non-apcs frame
7674 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7676 PR rtl-optimization/35281
7677 * expr.c (convert_move): Use a new pseudo for the intermediate
7678 from_mode->word_mode result.
7680 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7682 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7683 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7684 * toplev.c (compile_file): Don't call it.
7686 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7689 * expr.c (store_expr): Call emit_block_move if the mode
7690 of "temp" RTX is BLKmode.
7692 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7693 Richard Guenther <rguenther@suse.de>
7695 PR tree-optimization/31358
7696 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7697 the step with a NULL_TREE.
7698 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7699 to sizetype if type is a pointer type.
7700 (add_candidate_1): Don't convert the base and step to
7701 the generic type if the orginal type is a pointer type.
7702 (add_iv_value_candidates): Use sizetype for the step
7703 if type is a pointer type.
7704 (cand_value_at): Likewise.
7705 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7707 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7708 Don't convert the tem affine to the type.
7709 (add_elt_to_tree): Use sizetype for the step if a pointer.
7710 Use POINTER_PLUS_EXPR for pointers.
7711 (aff_combination_to_tree): Use sizetype for the step if a
7714 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7716 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7717 Remove commutativity hint.
7719 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7723 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7724 errorneous type. Check that v is a VAR_DECL.
7727 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7729 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7731 PR tree-optimization/35494
7732 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7733 may be overriden at link and run time.
7735 2008-03-10 Richard Guenther <rguenther@suse.de>
7737 PR tree-optimization/34677
7738 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7739 (poolify_tree): Likewise.
7740 (modify_expr_template): Likewise.
7741 (poolify_modify_stmt): Likewise.
7742 (insert_fake_stores): Handle all component-ref style stores
7743 in addition to INDIRECT_REF. Also handle complex types.
7744 Do not poolify the inserted load.
7745 (realify_fake_stores): Do not rebuild the tree but only
7746 make it a SSA_NAME copy.
7747 (init_pre): Remove initialzation of modify_expr_template.
7748 Do not allocate modify_expr_node_pool.
7749 (fini_pre): Do not free modify_expr_node_pool.
7751 2008-03-10 Paul Brook <paul@codesourcery.com>
7753 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7756 2008-03-10 Paul Brook <paul@codesourcery.com>
7757 Mark Shinwell <shinwell@codesourcery.com>
7759 * config/arm/cortex-r4.md: New.
7760 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7762 * config/arm/arm.md: Include cortex-r4.md.
7763 (insn): Add smmls, sdiv and udiv values.
7764 (generic_sched): Don't use generic scheduling for Cortex-R4.
7765 (arm_issue_rate): New function.
7766 (TARGET_SCHED_ISSUE_RATE): Define.
7768 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7770 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7772 2008-03-10 Richard Guenther <rguenther@suse.de>
7774 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7775 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7777 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7779 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7780 Set default to true.
7782 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7784 * c.opt (Wsynth): Deprecate.
7785 * doc/invoke.texi (Option Summary, Warning Options): Document
7786 -Wno-format-contains-nul.
7788 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7792 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7794 2008-03-09 Ira Rosen <irar@il.ibm.com>
7796 * config/rs6000/rs6000.c (builtin_description): Rename vector
7797 left shift operations.
7798 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7799 (altivec_vsl<VI_char>): Rename to ...
7800 (ashl<mode>3): ... new name.
7801 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7803 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7805 2008-03-08 Richard Guenther <rguenther@suse.de>
7807 * coverage.h (tree_coverage_counter_addr): Declare.
7808 * coverage.c (tree_coverage_counter_addr): New function.
7809 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7811 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7812 (tree_gen_one_value_profiler): Likewise.
7813 (tree_gen_ic_profiler): Likewise.
7814 (tree_gen_average_profiler): Likewise.
7815 (tree_gen_ior_profiler): Likewise.
7817 2008-03-08 Richard Guenther <rguenther@suse.de>
7819 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7820 (vn_binary_op_insert): Likewise.
7821 (vn_unary_op_lookup): Likewise.
7822 (vn_unary_op_insert): Likewise.
7823 (vn_nary_op_lookup): Declare.
7824 (vn_nary_op_insert): Likewise.
7825 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7826 and binary hashes, use a single obstack for unary_op_pool
7828 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7829 a single struct vn_nary_op_s. Store tree code length and
7830 a variable number of operands.
7831 (struct vn_reference_op_struct): Remove unused op2.
7832 (vn_reference_op_eq): Do not compare op2.
7833 (vn_reference_op_compute_hash): Do not compute hash of op2.
7834 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7835 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7836 with vn_nary_op_compute_hash.
7837 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7838 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7840 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7842 (visit_unary_op): Call nary functions.
7843 (visit_binary_op): Likewise.
7844 (process_scc): Adjust for struct vn_tables_s changes.
7845 (allocate_vn_table): Likewise.
7846 (free_vn_table): Likewise.
7847 * tree-vn.c (vn_add): Call nary functions.
7848 (vn_lookup): Likewise.
7850 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7853 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7854 wdst back after sync_compare_and_swapqhi_internal.
7856 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7859 * config/i386/i386-modes.def (V1DI): New vector mode.
7860 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7861 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7862 (MMXMODE248): Ditto.
7863 (MMXMODE): Add V1DI mode.
7864 (mmxvecsize): Change DI mode to V1DI mode.
7865 ("mov<mode>): Use MMXMODEI8 mode iterator.
7866 ("*mov<mode>_internal_rex64"): Ditto.
7867 ("*mov<mode>_internal"): Ditto.
7868 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7869 ("mmx_sub<mode>3"): Ditto.
7870 ("mmx_adddi3"): Remove insn pattern.
7871 ("mmx_subdi3"): Ditto.
7872 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7873 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7874 ("mmx_ashl<mode>3"): Ditto.
7875 ("mmx_lshrdi3"): Remove insn pattern.
7876 ("mmx_ashldi3"): Ditto.
7877 * config/i386/i386.c (classify_argument): Handle V1DImode.
7878 (function_arg_advance_32): Ditto.
7879 (function_arg_32): Ditto.
7880 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7881 mmx_addv1di3 insn pattern.
7882 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7883 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7884 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7885 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7886 Remove definitions of built-in functions.
7887 (V1DI_type_node): New node.
7888 (v1di_ftype_v1di_int): Ditto.
7889 (v1di_ftype_v1di_v1di): Ditto.
7890 (v2si_ftype_v2si_si): Ditto.
7891 (v4hi_ftype_v4hi_di): Remove node.
7892 (v2si_ftype_v2si_di): Ditto.
7893 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7894 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7895 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7896 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7897 Add new builtins using def_builtin_const.
7898 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7899 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7900 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7901 * config/i386/mmintrin.h (__v1di): New typedef.
7902 (_mm_add_si64): Cast arguments to __v1di type.
7903 (_mm_sub_si64): Ditto.
7904 (_mm_sll_pi16): Cast __count to __v4hi type.
7905 (_mm_sll_pi32): Cast __count to __v2si type.
7906 (_mm_sll_si64): Cast arguments to __v1di type.
7907 (_mm_srl_pi16): Cast __count to __v4hi type.
7908 (_mm_srl_pi32): Cast __count to __v2si type.
7909 (_mm_srl_si64): Cast arguments to __v1di type.
7910 (_mm_sra_pi16): Cast __count to __v4hi type.
7911 (_mm_sra_pi32): Cast __count to __v2si type.
7912 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7913 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7914 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7915 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7916 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7917 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7918 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7919 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7920 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7921 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7922 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7923 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7925 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7927 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7929 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7932 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7933 reg+const addressing for Altivec modes. Don't generate reg+reg
7934 addressing for TFmode or TDmode quantities.
7936 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7938 * c-common.c (vector_types_convertible_p): Call langhook
7939 instead of comptypes.
7941 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7944 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7945 integral and scalar float variables which have a
7948 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7950 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7951 dwarf_register_span hook when emitting unwind information for
7952 register-to-memory saves.
7953 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7954 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7956 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7958 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7959 for the same VAR_DECL.
7961 2008-03-06 Tom Tromey <tromey@redhat.com>
7964 * doc/standards.texi (Standards): Don't mention treelang.
7965 * doc/invoke.texi (Overall Options): Don't mention treelang.
7966 * doc/install.texi (Prerequisites): Don't mention bison or
7968 (Configuration): Don't mention treelang.
7969 (Building): Likewise.
7970 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7972 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7974 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7975 word-extractions out of a multi-word object.
7977 2008-03-06 Richard Guenther <rguenther@suse.de>
7979 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7980 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7981 result type and precision.
7982 * expr.c (get_inner_reference): Set unsignedp based on the result
7983 type of BIT_FIELD_REF.
7984 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7985 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7986 (try_instantiate_multiple_fields): Likewise. Use the correct type
7988 (sra_build_assignment): Likewise.
7989 (sra_build_elt_assignment): Likewise.
7990 (sra_explode_bitfield_assignment): Likewise.
7991 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7992 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7993 set BIT_FIELD_REF_UNSIGNED.
7994 (vectorizable_load): Likewise.
7996 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7998 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8001 2008-03-06 Richard Guenther <rguenther@suse.de>
8003 * alias.c (struct alias_set_entry): Move has_zero_child field
8004 to pack with alias_set.
8006 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8008 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8011 2008-03-05 Ian Lance Taylor <iant@google.com>
8013 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8015 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8017 * fwprop.c (update_df): Support width and offset parameters of
8019 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8020 global_conflicts): Change DF_REF_EXTRACT to either
8021 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8022 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8023 * df-scan.c (df_ref_record, df_defs_record,
8024 df_ref_create_structure, df_def_record_1, df_uses_record,
8025 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8026 df_bb_refs_collect, df_entry_block_defs_collect,
8027 df_exit_block_uses_collect): Support new width and offset fields.
8028 (ref_extract_pool): New storage pool.
8029 (df_free_ref): New function.
8030 (df_reg_chain_unlink, df_free_collection_rec,
8031 df_sort_and_compress_refs): Call df_free_ref.
8032 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8034 (df_ref_create_structure): Allocate df_ref_extract if offset and
8035 width fields are used.
8036 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8037 (df_uses_record): Get offset and width from ZERO_EXTRACT
8039 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8040 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8041 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8042 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8043 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8044 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8045 (df_ref_extract): New structure.
8046 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8047 (df_ref_create): Add width and offset parameters.
8049 2008-03-05 Richard Guenther <rguenther@suse.de>
8051 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8052 Use ranges_overlap_p.
8053 (offset_overlaps_with_access): Rename
8054 to ranges_overlap_p and move ...
8055 * tree-flow-inline.h (ranges_overlap_p): ... here.
8057 * tree.h (get_inner_reference, handled_component_p): Update
8060 * tree.h (record_component_aliases, get_alias_set,
8061 alias_sets_conflict_p, alias_sets_must_conflict_p,
8062 objects_must_conflict_p): Move declarations ...
8063 * alias.h (record_component_aliases, get_alias_set,
8064 alias_sets_conflict_p, alias_sets_must_conflict_p,
8065 objects_must_conflict_p): ... here.
8066 Include coretypes.h.
8067 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8069 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8071 * cfg.c: Include tree-flow.h.
8072 (remove_edge_raw): Call redirect_edge_var_map_clear.
8073 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8074 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8075 (redirect_edge_var_map_result): New.
8076 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8077 PENDING_STMT use with redirect_edge_var_map_*.
8078 * tree-ssa.c (edge_var_maps): New definition.
8079 (redirect_edge_var_map_add): New.
8080 (redirect_edge_var_map_clear): New.
8081 (redirect_edge_var_map_dup): New.
8082 (redirect_edge_var_map_vector): New.
8083 (redirect_edge_var_map_destroy): New.
8084 (ssa_redirect_edge): Replace PENDING_STMT use with
8085 redirect_edge_var_map_*.
8086 (flush_pending_stmts): Same.
8087 (delete_tree_ssa): Destroy edge var map.
8088 * tree-flow.h (struct _edge_var_map): New.
8089 Define edge_var_map vector type.
8090 Declare redirect_edge_var_map_* prototypes.
8091 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8092 * tree-cfg.c (reinstall_phi_args): Replace
8093 PENDING_STMT use with redirect_edge_var_map_*.
8095 2008-03-05 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/35472
8098 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8099 whose single use_stmt has a overlapping set of loaded and
8100 stored symbols as that use_stmt might be a noop assignment then.
8102 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8104 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8106 2008-03-05 Richard Guenther <rguenther@suse.de>
8109 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8110 should be constants.
8111 * tree-cfg.c (verify_expr): Verify it.
8112 * fold-const.c (fold_truthop): Remove code generating
8113 BIT_FIELD_REFs of structure bases.
8114 (fold_binary): Likewise.
8115 (fold_ternary): Position and size of BIT_FIELD_REFs are
8116 always host integers.
8117 (make_bit_field_ref): Remove.
8118 (optimize_bit_field_compare): Remove.
8119 (all_ones_mask_p): Remove.
8121 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8124 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8125 (split_block_and_df_analyze): New. Split basic block and rebuild
8127 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8129 (split_pattern_seq): Likewise.
8130 (erase_matching_seqs): Likewise.
8131 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8133 2008-03-04 Geoff Keating <geoffk@apple.com>
8135 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8136 declaration and code.
8137 (tree_invalid_nonnegative_warnv_p): Likewise.
8139 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8141 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8142 examples. Truncate option-names then causing overfull hbox.
8144 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8147 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8149 * configure: Rebuilt.
8151 2008-03-04 Rafael Espindola <espindola@google.com>
8153 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8154 (tree_unary_nonnegative_warnv_p): New.
8155 (tree_binary_nonnegative_warnv_p): New.
8156 (tree_single_nonnegative_warnv_p): New.
8157 (tree_invalid_nonnegative_warnv_p): New.
8158 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8160 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8163 * opts.c (handle_option): Postpone 'unknown option' errors only for
8166 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8169 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8172 2008-03-04 Rafael Espindola <espindola@google.com>
8174 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8175 (tree_binary_nonzero_warnv_p): New.
8176 (tree_single_nonzero_warnv_p): New.
8177 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8179 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8182 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8183 transformations for modes that have signed zeros.
8184 * ifcvt.c (noce_try_abs): Ditto.
8186 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8188 * config/i386/i386.c (override_options): Force
8189 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8191 2008-03-04 Jan Hubicka <jh@suse.cz>
8194 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8197 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8199 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8200 label to probe the stack.
8202 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8204 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8205 (__gthr_win32_mutex_destroy): Declare.
8206 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8207 __gthr_win32_mutex_destroy.
8208 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8210 2008-03-03 Jan Hubicka <jh@suse.cz>
8213 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8214 aggressive on inlining cold calls.
8216 2008-03-03 Richard Guenther <rguenther@suse.de>
8218 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8219 struct copies into the expression table.
8220 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8221 (try_to_simplify): Likewise.
8222 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8223 integral and pointer arguments which do not change the
8224 precision to NOP_EXPRs.
8225 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8226 VIEW_CONVERT_EXPR case.
8228 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8230 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8231 defined in a loop at depth 0 is invariant.
8232 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8233 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8234 be called at loop depth 0.
8236 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8239 * gcc.c (process_command): Update copyright notice dates.
8240 * gcov.c (print_version): Likewise.
8241 * gcov-dump.c (print_version): Likewise.
8242 * mips-tfile.c (main): Likewise.
8243 * mips-tdump.c (main): Likewise.
8245 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8248 * c-common.c (flag_permissive): Delete.
8249 (constant_expression_warnings): Check flags first.
8250 (constant_expression_error): New.
8251 * c-common.h (flag_permissive): Delete.
8252 (constant_expression_error): Declare.
8253 * flags.h (flag_permissive): Declare. Update description.
8254 * diagnostic.c (pedwarn): Update.
8256 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8257 (permissive_error_kind): New.
8258 * toplev.c (flag_permissive): Define. Update description.
8259 * toplev.h (permissive_error_kind): Declare.
8260 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8261 (pedwarn_c90): Use pedantic_warning_kind.
8262 * c-opts.c (c_common_post_options): flag_permissive does not affect
8263 flag_pedantic_errors.
8265 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8267 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8268 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8269 __absvsi2, __absvDI2): Use unsigned arithmetic.
8271 2008-03-02 Andi Kleen <ak@suse.de>
8272 Richard Guenther <rguenther@suse.de>
8274 * struct-equiv.c: Remove file.
8275 * cfg_cleanup.c (condjump_equiv_p): Remove.
8276 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8277 (struct-equiv.o): Remove rule.
8278 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8279 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8280 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8282 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8284 * ifcvt.c (noce_process_if_block): Try to handle only the then
8285 block if the else block exists but isn't suitable.
8287 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8290 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8291 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8292 regression from previous patch.
8294 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8297 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8299 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8300 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8301 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8302 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8303 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8304 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8305 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8306 (__gthread_mutex_destroy_function): Rename to
8307 __gthread_mutex_destroy.
8308 * gthr-dce.h (__gthread_mutex_destroy): Call
8309 pthread_mutex_destroy.
8310 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8311 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8312 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8314 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8316 * df-scan.c (df_ref_chain_change_bb): Simplify.
8317 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8318 set_block_for_insn if there's any change.
8319 * df.h ((df_insn_change_bb): Fix prototype.
8320 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8321 df_insn_change_bb, don't call set_block_for_insn.
8322 * emit-rtl.c (reorder_insns): Likewise.
8323 * haifa-sched.c (move_insn): Likewise.
8325 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8327 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8329 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8331 * tree-flow-inline.h (next_readonly_imm_use): Return
8332 NULL_USE_OPERAND_P after the end.
8334 2008-03-01 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/35411
8337 * tree-sra.c (sra_build_assignment): Split conversion to
8338 final type to a separate statement if we are not assigning
8341 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8343 * fold-const.c (fold_convertible_p): Correct the logic to follow
8344 that in fold_convert().
8346 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8349 * tree-inline.c (build_duplicate_type): When we make a
8350 duplicate type, make it unique in the canonical types system.
8352 2008-02-29 Tom Tromey <tromey@redhat.com>
8354 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8355 input_file_stack_history, input_file_stack_restored): Remove.
8356 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8357 * input.h (struct file_stack): Remove.
8358 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8359 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8361 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8363 (diagnostic_last_module_changed): Add 'map' argument.
8364 (diagnostic_set_last_function): Likewise.
8365 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8366 line map, not input_file_stack.
8367 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8369 2008-02-29 Paul Brook <paul@codesourcery.com>
8371 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8373 2008-02-29 Paul Brook <paul@codesourcery.com>
8375 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8377 2008-02-29 Richard Guenther <rguenther@suse.de>
8379 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8381 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8382 value for comparing for a store match.
8383 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8384 (try_to_simplify): Do not do a full-blown reference lookup.
8386 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8388 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8389 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8391 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8393 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8395 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8396 strides against cache sizes.
8398 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8400 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8403 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8405 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8406 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8407 is smaller than the original promoted value.
8408 (simplify_subreg): If OP is a SUBREG, try to preserve its
8409 SUBREG_PROMOTED_VAR_P information.
8411 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8413 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8414 (VN_INFO_GET): Allocate new objects on the obstack.
8415 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8416 for rpo_numbers_temp, for consistency.
8417 (free_scc_vn): Free the obstack.
8419 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8421 * doc/invoke.texi: Document -ftree-loop-distribution.
8422 * tree-loop-distribution.c: New.
8423 * tree-pass.h (pass_loop_distribution): New.
8424 * graphds.h (struct graph): Add htab_t indices.
8425 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8426 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8427 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8428 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8429 * tree-data-ref.c (debug_data_dependence_relations): New.
8430 (dump_data_dependence_relation): Also print data references.
8431 (free_data_ref): Extern.
8432 (same_access_functions): Moved...
8433 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8434 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8435 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8436 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8437 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8438 (stmts_from_loop): Skip LABEL_EXPR.
8439 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8441 (build_rdg): Initialize rdg->indices htab.
8442 (free_rdg, stores_from_loop, ref_base_address,
8443 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8444 have_similar_memory_accesses_1, ref_base_address_1,
8445 remove_similar_memory_refs): New.
8446 * tree-data-ref.h: Depend on tree-chrec.h.
8447 (debug_data_dependence_relations, free_data_ref): Declared.
8448 (same_access_functions): ... here.
8449 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8451 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8452 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8453 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8454 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8455 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8456 rdg_vertex_for_stmt): Declared.
8457 (struct rdg_edge): Add level.
8459 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8460 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8462 (rdg_has_similar_memory_accesses): New.
8463 * tree-vect-analyze.c: Remove unused static decls.
8464 * lambda.h (dependence_level): New.
8465 * common.opt (ftree-loop-distribution): New.
8466 * tree-flow.h (mark_virtual_ops_in_bb,
8467 slpeel_tree_duplicate_loop_to_edge_cfg,
8468 rename_variables_in_loop): Declared.
8469 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8470 (OBJS-common): Add tree-loop-distribution.o.
8471 (tree-loop-distribution.o): New rule.
8472 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8473 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8474 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8476 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8479 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8480 other than structures and unions.
8482 2008-02-28 Richard Guenther <rguenther@suse.de>
8485 2008-02-26 Richard Guenther <rguenther@suse.de>
8487 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8488 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8489 (lookup_decl_from_uid): Declare.
8490 (remove_decl_from_map): Likewise.
8491 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8492 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8493 (decl_for_uid_map): New global hashtable mapping DECL_UID
8495 (init_ttree): Allocate it.
8496 (insert_decl_to_uid_decl_map): New helper function.
8497 (make_node_stat): Insert new decls into the map.
8498 (copy_node_stat): Likewise.
8499 (lookup_decl_from_uid): New function.
8500 (remove_decl_from_map): Likewise.
8501 (print_decl_for_uid_map_statistics): New helper.
8502 (dump_tree_statistics): Call it.
8504 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8505 (referenced_var_iterator): Adjust.
8506 (FOR_EACH_REFERENCED_VAR): Adjust.
8507 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8508 (num_referenced_vars): Adjust.
8509 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8510 (first_referenced_var): Remove.
8511 (end_referenced_vars_p): Likewise.
8512 (next_referenced_var): Likewise.
8513 (referenced_var_iterator_set): New helper function.
8514 * tree-dfa.c (referenced_var_lookup): Adjust.
8515 (referenced_var_check_and_insert): Likewise.
8516 (remove_referenced_var): Likewise.
8517 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8518 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8519 (verify_call_clobbering): Likewise.
8520 (verify_memory_partitions): Likewise.
8521 (init_tree_ssa): Allocate bitmap instead of hashtable for
8523 (delete_tree_ssa): Adjust.
8524 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8525 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8526 (compute_tag_properties): Likewise.
8527 (set_initial_properties): Likewise.
8528 (find_partition_for): Likewise.
8529 (update_reference_counts): Likewise.
8530 (dump_may_aliases_for): Likewise.
8531 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8532 (add_call_clobber_ops): Likewise.
8533 (add_call_read_ops): Likewise.
8534 (get_asm_expr_operands): Likewise.
8535 * tree-into-ssa.c (dump_decl_set): Likewise.
8536 (update_ssa): Likewise.
8537 * tree-sra.c (scan_function): Likewise.
8538 (decide_instantiations): Likewise.
8539 (scalarize_parms): Likewise.
8540 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8541 (dsa_named_for): Likewise.
8542 * tree-ssa-structalias.c (update_alias_info): Likewise.
8543 (merge_smts_into): Likewise.
8545 2008-02-27 David Daney <ddaney@avtrex.com>
8548 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8549 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8550 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8551 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8552 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8554 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8557 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8558 (BUILT_IN_NEXTTOWARD): Remove.
8559 (BUILT_IN_NEXTTOWARDF): Ditto.
8560 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8561 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8563 2008-02-27 Tom Tromey <tromey@redhat.com>
8565 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8566 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8568 2008-02-27 Jan Beulich <jbeulich@novell.com>
8570 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8571 update the respective field on newdecl.
8573 2008-02-27 Revital Eres <eres@il.ibm.com>
8575 PR rtl-optimization/34999
8576 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8577 crossing edges that ends with a call insn.
8578 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8579 call insn and clear the EDGE_CROSSING flag of the crossing edge
8580 when fixing fallthru edges.
8582 2008-02-27 Richard Guenther <rguenther@suse.de>
8585 * fold-const.c (fold_unary): Return the correct argument,
8586 converted to the result type.
8588 2008-02-27 Richard Guenther <rguenther@suse.de>
8591 * expr.c (expand_expr_real_1): Assert on rotates that operate
8593 * fold-const.c (fold_binary): Use the types precision, not the
8594 bitsize of the mode if folding rotate expressions. Build rotates
8595 only for full modes.
8597 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8599 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8601 * c-pragma.c (pragma_ns_name): New typedef.
8602 (registered_pp_pragmas): New variable.
8603 (c_pp_lookup_pragma): New function.
8604 (c_register_pragma_1): If flag_preprocess_only, do nothing
8605 for non-expanded pragmas, for expanded ones push pragma's
8606 namespace and name into registered_pp_pragmas vector.
8607 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8608 flag_preprocess_only, don't register GCC pch_preprocess
8609 pragma if flag_preprocess_only.
8610 * c-opts.c (c_common_init): Call init_pragma even if
8611 flag_preprocess_only.
8612 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8613 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8614 cpp_register_pragma if flag_preprocess_only.
8616 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8619 * c-parser.c (c_parser_translation_unit): Warn for empty
8620 translation unit, not empty source file.
8622 2008-02-26 Paul Brook <paul@codesourcery.com>
8624 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8625 operand for Thumb-2.
8626 * config/arm/arm.h (reg_class): Add CORE_REGS.
8627 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8628 (BASE_REG_CLASS): Use CORE_REGS.
8629 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8630 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8631 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8632 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8633 ARM_REGNO_OK_FOR_INDEX_P.
8634 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8635 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8636 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8637 (ldm/stm peepholes): Ditto.
8638 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8639 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8640 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8641 * config/arm/constraints.md: Enable "k" constraint on ARM.
8643 2008-02-27 Ben Elliston <bje@au.ibm.com>
8645 * config/rs6000/rs6000.c: Annotate cache line size field in all
8646 instances of struct processor_costs.
8648 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8650 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8651 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8652 jump_bypass): New counters.
8653 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8654 * dce.c (gate_ud_dce): Same.
8655 (gate_fast_dce): Same.
8656 * dse.c (gate_dse1): New function.
8657 (gate_dse2): New function.
8658 (gate_dse): Merge results of new gate functions.
8659 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8660 (gate_handle_jump_bypass): Add dbg_cnt.
8661 (gate_handle_gcse): Add dbg_cnt.
8662 * ifcvt.c (gate_handle_if_conversion): Same.
8663 (gate_handle_if_after_combine): Same.
8664 (gate_handle_if_after_reload): Same.
8665 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8667 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8669 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8671 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8673 2008-02-26 Jason Merrill <jason@redhat.com>
8676 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8677 alone if it's the naming decl for the type's main variant.
8679 2008-02-26 Tom Tromey <tromey@redhat.com>
8681 * system.h (USE_MAPPED_LOCATION): Poison.
8682 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8683 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8684 (make_goto_expr_edges): Likewise.
8685 (remove_bb): Likewise.
8686 (execute_warn_function_return): Likewise.
8687 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8689 * c-common.c (fname_decl): Remove old location code.
8690 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8692 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8694 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8695 (gen_rtx_ASM_INPUT): Likewise.
8696 (gen_rtx_ASM_INPUT_loc): Likewise.
8697 (get_rtx_asm_OPERANDS): Remove.
8698 * cfglayout.c (insn_locators_alloc): Remove old location code.
8699 (set_curr_insn_source_location): Likewise.
8700 (curr_insn_locator): Likewise.
8701 * print-tree.c (print_node): Remove old location code.
8702 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8703 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8704 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8705 location_from_locus.
8706 (construct_exit_block): Remove old location code.
8707 * emit-rtl.c (force_next_line_note): Remove old location code.
8708 * profile.c (branch_prob): Remove old location code.
8709 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8710 LOC_LINE): Remove old-location variants.
8711 * langhooks.c (lhd_print_error_function): Remove old location
8713 * configure, config.in: Rebuilt.
8714 * configure.ac (--enable-mapped-location): Remove.
8715 * c-decl.c (c_init_decl_processing): Remove old location code.
8716 (finish_function): Likewise.
8717 * recog.c (decode_asm_operands): Remove old location code.
8718 * c-pch.c (c_common_read_pch): Remove old location code.
8719 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8721 * gimple-low.c (lower_function_body): Remove old location code.
8722 * toplev.c (unknown_location): Remove.
8723 (push_srcloc): Remove old-location variant.
8724 (process_options): Remove old location code.
8725 (lang_dependent_init): Likewise.
8726 * input.h (UNKNOWN_LOCATION): Move definition.
8727 (location_t): Undeprecate.
8728 (source_locus): Remove.
8729 (location_from_locus): Remove.
8730 (struct location_s): Remove.
8731 Remove all old-location code.
8732 (input_line, input_filename): Remove.
8733 * final.c (final_scan_insn): Remove old location code.
8734 * diagnostic.c (diagnostic_build_prefix): Remove
8735 USE_MAPPED_LOCATION test.
8736 * tree.h (gimple_stmt) <locus>: Now a location_t.
8737 (tree_exp) <locus>: Likewise.
8738 (DECL_IS_BUILTIN): Remove old-location variant.
8739 (annotate_with_file_line, annotate_with_locus): Likewise.
8740 (expr_locus, set_expr_locus): Update.
8741 * tree.c (build1_stat): Remove old location code.
8742 (last_annotated_node): Remove.
8743 (annotate_with_file_line): Remove old-location variant.
8744 (annotate_with_locus): Likewise.
8745 (expr_location): Remove old location code.
8746 (set_expr_location): Likewise.
8747 (expr_has_location): Likewise.
8748 (expr_locus): Likewise.
8749 (set_expr_locus): Likewise.
8750 (expr_filename): Don't use location_from_locus.
8751 (expr_lineno): Likewise.
8752 * rtl-error.c (location_for_asm): Remove old location code.
8753 * c-lex.c (cb_line_change): Remove old location code.
8754 (fe_file_change): Likewise.
8755 (cb_def_pragma): Likewise.
8756 (c_lex_with_flags): Likewise.
8757 * gengtype.c (do_typedef): Don't special-case location types.
8758 (define_location_structures): Remove.
8759 (main): Don't call define_location_structures.
8760 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8763 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8766 * builtins.def (BUILT_IN_STDARG_START): Remove.
8767 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8768 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8769 * tree-inline.c (inline_forbidden_p_1): Likewise.
8771 2008-02-26 Richard Guenther <rguenther@suse.de>
8773 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8774 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8775 (lookup_decl_from_uid): Declare.
8776 (remove_decl_from_map): Likewise.
8777 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8778 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8779 (decl_for_uid_map): New global hashtable mapping DECL_UID
8781 (init_ttree): Allocate it.
8782 (insert_decl_to_uid_decl_map): New helper function.
8783 (make_node_stat): Insert new decls into the map.
8784 (copy_node_stat): Likewise.
8785 (lookup_decl_from_uid): New function.
8786 (remove_decl_from_map): Likewise.
8787 (print_decl_for_uid_map_statistics): New helper.
8788 (dump_tree_statistics): Call it.
8790 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8791 (referenced_var_iterator): Adjust.
8792 (FOR_EACH_REFERENCED_VAR): Adjust.
8793 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8794 (num_referenced_vars): Adjust.
8795 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8796 (first_referenced_var): Remove.
8797 (end_referenced_vars_p): Likewise.
8798 (next_referenced_var): Likewise.
8799 (referenced_var_iterator_set): New helper function.
8800 * tree-dfa.c (referenced_var_lookup): Adjust.
8801 (referenced_var_check_and_insert): Likewise.
8802 (remove_referenced_var): Likewise.
8803 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8804 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8805 (verify_call_clobbering): Likewise.
8806 (verify_memory_partitions): Likewise.
8807 (init_tree_ssa): Allocate bitmap instead of hashtable for
8809 (delete_tree_ssa): Adjust.
8810 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8811 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8812 (compute_tag_properties): Likewise.
8813 (set_initial_properties): Likewise.
8814 (find_partition_for): Likewise.
8815 (update_reference_counts): Likewise.
8816 (dump_may_aliases_for): Likewise.
8817 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8818 (add_call_clobber_ops): Likewise.
8819 (add_call_read_ops): Likewise.
8820 (get_asm_expr_operands): Likewise.
8821 * tree-into-ssa.c (dump_decl_set): Likewise.
8822 (update_ssa): Likewise.
8823 * tree-sra.c (scan_function): Likewise.
8824 (decide_instantiations): Likewise.
8825 (scalarize_parms): Likewise.
8826 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8827 (dsa_named_for): Likewise.
8828 * tree-ssa-structalias.c (update_alias_info): Likewise.
8829 (merge_smts_into): Likewise.
8831 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8834 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8835 * c-opts.c (c_common_handle_option): Wall enables
8836 Wvolatile-register-var.
8837 * common.opt: Move Wvolatile-register-var to...
8840 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8842 * common.opt (Wlarger-than=): New.
8843 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8845 * opts.c (common_handle_option): Handle -Wlarger-than=.
8846 * optc-gen.awk: Likewise.
8847 * opth-gen.awk: Likewise.
8848 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8849 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8851 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8853 * c-common.c (match_case_to_enum_1): Add appropriate
8854 OPT_W* parameter to warning.
8855 (c_do_switch_warnings): Likewise.
8856 * c-typeck.c (warning_init): Add one more parameter following
8858 (push_init_level): Update call to warning_init.
8859 (pop_init_level): Likewise.
8860 (add_pending_init): Likewise.
8861 (output_init_element: Likewise.
8863 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8866 * toplev.c (toplev_main): If there are warnings or error, print
8867 errors for ignored options.
8868 * opts.c (ignored_options): New static variable.
8869 (postpone_unknown_option_error): New.
8870 (print_ignored_options): New.
8871 (handle_option): Postpone errors for unknown -Wno-* options.
8872 * opts.h (print_ignored_options): Declare.
8874 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8876 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8879 2008-02-25 Richard Guenther <rguenther@suse.de>
8882 2008-02-25 Richard Guenther <rguenther@suse.de>
8884 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8885 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8886 (lookup_decl_from_uid): Declare.
8887 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8888 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8889 (decl_for_uid_map): New global hashtable mapping DECL_UID
8891 (init_ttree): Allocate it.
8892 (insert_decl_to_uid_decl_map): New helper function.
8893 (make_node_stat): Insert new decls into the map.
8894 (copy_node_stat): Likewise.
8895 (lookup_decl_from_uid): New function.
8896 (print_decl_for_uid_map_statistics): New helper.
8897 (dump_tree_statistics): Call it.
8899 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8900 (referenced_var_iterator): Adjust.
8901 (FOR_EACH_REFERENCED_VAR): Adjust.
8902 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8903 (num_referenced_vars): Adjust.
8904 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8905 (first_referenced_var): Remove.
8906 (end_referenced_vars_p): Likewise.
8907 (next_referenced_var): Likewise.
8908 (referenced_var_iterator_set): New helper function.
8909 * tree-dfa.c (referenced_var_lookup): Adjust.
8910 (referenced_var_check_and_insert): Likewise.
8911 (remove_referenced_var): Likewise.
8912 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8913 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8914 (verify_call_clobbering): Likewise.
8915 (verify_memory_partitions): Likewise.
8916 (init_tree_ssa): Allocate bitmap instead of hashtable for
8918 (delete_tree_ssa): Adjust.
8919 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8920 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8921 (compute_tag_properties): Likewise.
8922 (set_initial_properties): Likewise.
8923 (find_partition_for): Likewise.
8924 (update_reference_counts): Likewise.
8925 (dump_may_aliases_for): Likewise.
8926 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8927 (add_call_clobber_ops): Likewise.
8928 (add_call_read_ops): Likewise.
8929 (get_asm_expr_operands): Likewise.
8930 * tree-into-ssa.c (dump_decl_set): Likewise.
8931 (update_ssa): Likewise.
8932 * tree-sra.c (scan_function): Likewise.
8933 (decide_instantiations): Likewise.
8934 (scalarize_parms): Likewise.
8935 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8936 (dsa_named_for): Likewise.
8937 * tree-ssa-structalias.c (update_alias_info): Likewise.
8938 (merge_smts_into): Likewise.
8940 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8943 * doc/invoke.texi (-fcx-limited-range): Document new option.
8944 * toplev.c (process_options): Handle -fcx-fortran-rules.
8945 * common.opt: Add documentation for -fcx-fortran-rules.
8947 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8950 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8951 actual behaviour and C99.
8953 2008-02-26 Ben Elliston <bje@au.ibm.com>
8955 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8956 (ASM_CPU_POWER6_SPEC): Likewise.
8957 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8958 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8959 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8961 2008-02-25 Richard Guenther <rguenther@suse.de>
8963 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8964 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8965 (lookup_decl_from_uid): Declare.
8966 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8967 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8968 (decl_for_uid_map): New global hashtable mapping DECL_UID
8970 (init_ttree): Allocate it.
8971 (insert_decl_to_uid_decl_map): New helper function.
8972 (make_node_stat): Insert new decls into the map.
8973 (copy_node_stat): Likewise.
8974 (lookup_decl_from_uid): New function.
8975 (print_decl_for_uid_map_statistics): New helper.
8976 (dump_tree_statistics): Call it.
8978 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8979 (referenced_var_iterator): Adjust.
8980 (FOR_EACH_REFERENCED_VAR): Adjust.
8981 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8982 (num_referenced_vars): Adjust.
8983 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8984 (first_referenced_var): Remove.
8985 (end_referenced_vars_p): Likewise.
8986 (next_referenced_var): Likewise.
8987 (referenced_var_iterator_set): New helper function.
8988 * tree-dfa.c (referenced_var_lookup): Adjust.
8989 (referenced_var_check_and_insert): Likewise.
8990 (remove_referenced_var): Likewise.
8991 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8992 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8993 (verify_call_clobbering): Likewise.
8994 (verify_memory_partitions): Likewise.
8995 (init_tree_ssa): Allocate bitmap instead of hashtable for
8997 (delete_tree_ssa): Adjust.
8998 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8999 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9000 (compute_tag_properties): Likewise.
9001 (set_initial_properties): Likewise.
9002 (find_partition_for): Likewise.
9003 (update_reference_counts): Likewise.
9004 (dump_may_aliases_for): Likewise.
9005 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9006 (add_call_clobber_ops): Likewise.
9007 (add_call_read_ops): Likewise.
9008 (get_asm_expr_operands): Likewise.
9009 * tree-into-ssa.c (dump_decl_set): Likewise.
9010 (update_ssa): Likewise.
9011 * tree-sra.c (scan_function): Likewise.
9012 (decide_instantiations): Likewise.
9013 (scalarize_parms): Likewise.
9014 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9015 (dsa_named_for): Likewise.
9016 * tree-ssa-structalias.c (update_alias_info): Likewise.
9017 (merge_smts_into): Likewise.
9019 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9022 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9023 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9024 * alias.h (nonoverlapping_memrefs_p): Likewise.
9026 2008-02-25 Jan Beulich <jbeulich@novell.com>
9028 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9029 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9030 __emultls_get_address, __emultls_register_common,
9031 __floatundi?f, and _Unwind_GetIPInfo.
9032 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9033 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9034 (gen_regparm_prefix): Likewise.
9035 (i386_nlm_encode_section_info): Sync with
9036 config/i386/winnt.c:i386_pe_encode_section_info().
9037 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9038 i386_nlm_mangle_decl_assembler_name): New.
9039 (netware_override_options): New.
9040 * config/i386/netware.h (netware_override_options): Declare.
9041 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9042 (i386_nlm_mangle_decl_assembler_name): Declare.
9043 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9045 2008-02-25 Ben Elliston <bje@au.ibm.com>
9048 * c-decl.c (grokdeclarator): Remove unused local variables
9049 `typedef_type' and `type_as_written'.
9051 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9052 unused local variable `has_hot_blocks'.
9053 (fix_crossing_conditional_branches): Remove unused local variable
9056 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9059 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9060 using DEF_C99_BUILTIN.
9061 (BUILT_IN_NANF): Ditto.
9062 (BUILT_IN_NANL): Ditto.
9064 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9065 Revital Eres <eres@il.ibm.com>
9067 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9068 regarding the order of two dependent insns in the same row.
9070 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9072 * stor-layout.c (layout_decl): Do not bump the alignment of a
9073 bit-field to more than byte alignment if it is packed.
9075 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9077 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9080 2008-02-24 Diego Novillo <dnovillo@google.com>
9082 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9085 * tree-vrp.c (vrp_evaluate_conditional): With
9086 -Wtype-limits, emit a warning when comparing against a
9087 constant outside the natural range of OP0's type.
9088 * c.opt (Wtype-limits): Move ...
9089 * common.opt (Wtype-limits): ... here.
9091 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9093 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9094 * config/rs6000/e300c2c3.md: New file.
9095 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9097 (rs6000_override_options): Add e300c2 and e300c3 cases to
9098 processor_target_table. Do not allow usage of Altivec or Spe
9099 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9100 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9101 * config/rs6000/rs6000.h (processor_type): Add
9102 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9103 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9104 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9105 and ppce300c3. Include e300c2c3.md.
9107 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9109 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9110 instead of TARGET_STRICT_ALIGN.
9112 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9114 * explow.c (memory_address): Assert that the generated address is
9117 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9120 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9121 * config/darwin-ppc-ldouble-patch.def: New file.
9122 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9123 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9124 SUBTARGET_INIT_BUILTINS if defined.
9125 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9128 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9131 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9132 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9134 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9137 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9138 file" warning condtional on -Winvalid-PCH.
9140 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9142 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9144 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9148 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9149 prevent reload from using MMX registers.
9150 (*mov<mode>_internal): Ditto.
9151 (*movv2sf_internal_rex64): Ditto.
9152 (*movv2sf_internal): Ditto.
9154 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9156 PR documentation/31569
9157 * doc/install.texi2html: Use makeinfo --no-number-sections.
9159 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9161 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9162 ensure that we can address an entire entity > 8 bytes. Don't
9163 generate reg+reg addressing for such data.
9165 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9167 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9168 strings when optimizing for size, unless the target cares about
9171 2008-02-22 Tom Tromey <tromey@redhat.com>
9173 * regclass.c (current_pass): Remove declaration.
9175 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9177 * config/avr/libgcc.S (__RAMPZ__): Define.
9178 (__do_copy_data): Add for devices with 128KB code memory.
9180 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9182 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9184 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9186 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9188 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9191 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9194 * c-typeck.c (build_binary_op): Warn about floating point
9195 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9197 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9200 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9201 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9203 (rs6000_override_options): Set altivec_abi as default, not override,
9204 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9205 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9206 is used; use new member spe_abi.
9207 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9208 spe_abi and altivec_abi.
9210 2008-02-22 Tomas Bily <tbily@suse.cz>
9212 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9214 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9217 * config.build (build_file_translate): Set to `CMD //c' only if
9219 * Makefile.in (build_file_translate): Improve comment.
9221 2008-02-21 Jan Hubicka <jh@suse.cz>
9223 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9224 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9225 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9227 2008-02-21 Michael Matz <matz@suse.de>
9230 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9232 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9234 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9235 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9237 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9238 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9239 SSE_VEC_FLOAT_MODE_P as insn constraint.
9240 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9241 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9242 sse4a_movntdf using MODEF mode iterator.
9243 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9244 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9245 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9246 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9247 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9248 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9249 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9251 2008-02-21 Richard Guenther <rguenther@suse.de>
9253 * tree.def (PAREN_EXPR): New tree code.
9254 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9256 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9257 * expr.c (expand_expr_real_1): Likewise.
9258 * tree-inline.c (estimate_num_insns_1): Likewise.
9259 * tree-complex.c (expand_complex_move): Likewise.
9260 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9263 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9266 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9268 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9271 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9273 * config/sh/sh.c (find_barrier): Don't go past
9274 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9276 2008-02-20 DJ Delorie <dj@redhat.com>
9278 * config/h8300/h8300.md (insv): Force source operand to be a register.
9280 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9281 as a jump, not as a plain insn.
9283 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9285 * doc/invoke.texi (Warning Options): Add new option
9286 -Wframe-larger-than=.
9287 (-Wframe-larger-than): Document.
9289 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9290 Add declarations for new option variables.
9292 * final.c (final_start_function): Check the frame size
9293 before emission and issue a Wframe-larger-than warning.
9295 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9296 Add definitions for new option variables.
9297 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9299 * common.opt (Wframe-larger-than=): New option.
9301 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9303 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9304 (<sse>_div<mode>3): Ditto.
9305 (<sse>_vmdiv<mode>3): Ditto.
9306 (<sse>_vmsqrt<mode>2): Ditto.
9307 (*smax<mode>3): Ditto.
9308 (sse5_frcz<mode>2): Ditto.
9309 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9312 2008-02-20 Richard Guenther <rguenther@suse.de>
9315 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9316 be happy with INTEGRAL_TYPE_P.
9318 2008-02-20 Richard Guenther <rguenther@suse.de>
9320 * fold-const.c (split_tree): Associate floatig-point expressions
9321 if flag_associative_math is set.
9323 2008-02-20 Richard Guenther <rguenther@suse.de>
9325 * tree.h (fold_real_zero_addition_p): Declare.
9326 * fold-const.c (fold_real_zero_addition_p): Export.
9327 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9328 floating-point operations with zero and one.
9330 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9332 * doc/install.texi: Correct references to CFLAGS, replacing them
9333 with BOOT_CFLAGS. Document flags used during bootstrap for
9336 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9338 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9339 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9340 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9342 (smin<mode>3): Ditto from similar patterns.
9343 (smax<mode>3): Ditto.
9344 (*ieee_smin<mode>3): Ditto.
9345 (*ieee_smax<mode>3): Ditto.
9346 * config/i386/sse.md (sse): New mode attribute.
9347 (mov<mode>): Macroize expander from movv4sf and movv2df using
9348 SSEMODEF2P mode iterator.
9349 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9350 SSE_VEC_FLOAT_MODE_P as insn constraint.
9351 (storent<mode>): Ditto.
9352 (storent<mode>): Macroize expander from storentsf and storentdf using
9353 MODEF mode iterator.
9354 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9355 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9356 (abs<mode>2): Ditto from similar patterns.
9357 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9358 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9359 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9360 (<sse>_vmsqrt<mode>2): Ditto.
9361 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9362 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9363 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9364 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9365 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9366 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9367 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9369 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9370 iterator and SSE_FLOAT_MODE_P as insn constraint.
9371 (<sse>_ucomi): Ditto from similar patterns.
9372 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9373 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9374 SSE_VEC_FLOAT_MODE_P as insn constraint.
9375 (vcond<mode>): Ditto from similar patterns.
9376 (and<mode>3, *and<mode>3): Ditto.
9377 (<sse>_nand<mode>3): Ditto.
9378 (ior<mode>3, *ior<mode>3): Ditto.
9379 (xor<mode>3, *xor<mode>3): Ditto.
9380 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9381 iterator and SSE_FLOAT_MODE_P as insn constraint.
9382 (*nand<mode>3): Ditto from similar patterns.
9383 (*ior<mode>3): Ditto.
9384 (*xor<mode>3): Ditto.
9386 2008-02-20 Ira Rosen <irar@il.ibm.com>
9388 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9389 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9390 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9392 2008-02-19 Jan Hubicka <jh@suse.cz>
9394 * predict.c (tree_bb_level_predictions): Remove variable next
9395 mistakely introduced by previous commit.
9397 2008-02-19 Jan Hubicka <jh@suse.cz>
9399 * predict.c (predict_paths_leading_to): Rewrite.
9400 (predict_paths_for_bb): New.
9401 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9403 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9406 * Makefile.in (build_file_translate): New.
9407 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9408 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9409 * configure.ac (build_file_translate): Substitute it.
9410 * configure: Regenerate.
9412 2008-02-19 Jan Hubicka <jh@suse.cz>
9414 PR rtl-optimization/34408
9415 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9418 2008-02-19 Jan Hubicka <jh@suse.cz>
9421 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9424 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9427 * config/i386/i386-modes.def: Revert the last DI alignment
9428 change until Ada people can look into it.
9430 2008-02-19 Nick Clifton <nickc@redhat.com>
9432 * opts.c (print_specific_help): Fix typo in --help text.
9434 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9437 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9438 32-bit inline asm without asm alternatives for host GCC < 3.0.
9440 2008-02-19 Richard Guenther <rguenther@suse.de>
9442 PR tree-optimization/34989
9443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9444 Allow propagation to INDIRECT_REF if we can simplify only.
9446 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9448 * c-common.c (warn_for_collisions_1): Use appropriate option when
9451 2008-02-19 Nick Clifton <nickc@redhat.com>
9454 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9455 (handle_options): Fix indentation.
9456 (print_filtered_help): If no language-specific options were
9457 displayed tell the user how to list all the options supported by
9458 the language's front-end.
9459 (print_specific_help): Fix indentation and remove duplicate line.
9460 (common_handle_option): Handle the -v option.
9461 For --help enable the display of undocumented options if the -v
9462 switch has been included on the command line.
9463 For --help= check for overlaps in the arguments between the option
9464 classes and the language names and issue a warning when they
9465 cannot be disambiguated.
9466 * c.opt (v): Pass on to the common option handler.
9468 2008-02-19 Revital Eres <eres@il.ibm.com>
9470 * modulo-sched.c (sms_schedule): Change dump message when
9471 create_ddg function fails.
9472 (try_scheduling_node_in_cycle): Rename row to cycle.
9473 (print_partial_schedule): Rename CYCLE to ROW.
9475 2008-02-19 Christian Bruel <christian.bruel@st.com>
9476 Zdenek Dvorak <ook@ucw.cz>
9478 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9480 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9484 (*x86_movdicc_0_m1_se): Ditto.
9486 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9489 (CMPtype): Define as __gcc_CMPtype.
9490 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9491 (CMPtype): Define as __gcc_CMPtype.
9493 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9495 Support valgrind 3.3 for --enable-checking=valgrind.
9496 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9498 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9499 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9500 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9501 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9502 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9503 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9504 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9506 * ggc-zone.c: Similar.
9507 * ggc-page.c: Similar.
9509 2008-02-19 Paul Brook <paul@codesourcery.com>
9512 * config/arm/ieee754-df.S: Fix do_it typo.
9513 * config/arm/ieee754-sf.S: Fix do_it typo.
9515 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9518 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9519 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9520 (OPTION_MASK_ISA_SSE_SET): Likewise.
9521 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9522 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9523 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9524 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9525 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9526 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9527 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9528 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9529 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9530 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9531 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9532 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9533 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9534 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9535 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9536 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9537 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9538 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9539 (OPTION_MASK_ISA_SSE4): Removed.
9540 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9541 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9542 (override_options): Don't turn on implied SSE/MMX bits in
9545 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9547 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9550 2008-02-18 Joey Ye <joey.ye@intel.com>
9553 * tree-nested.c (insert_field_into_struct): Set type alignment
9554 to field alignment if the former is less than the latter.
9556 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9558 * BASE-VER: Set to 4.4.0.
9560 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9562 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9563 * doc/cfg.texi: Likewise.
9564 * doc/extend.texi: Likewise.
9565 * doc/gty.texi: Likewise.
9566 * doc/invoke.texi: Likewise.
9567 * doc/loop.texi: Likewise.
9568 * doc/md.texi: Likewise.
9569 * doc/passes.texi: Likewise.
9570 * doc/rtl.texi: Likewise.
9571 * doc/sourcebuild.texi: Likewise.
9572 * doc/tm.texi: Likewise.
9573 * doc/tree-ssa.texi: Likewise.
9575 2008-02-17 Richard Guenther <rguenther@suse.de>
9578 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9579 without default definition.
9581 2008-02-17 Richard Guenther <rguenther@suse.de>
9583 PR tree-optimization/35231
9584 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9587 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9590 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9592 libgcc_cmp_return mode.
9594 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9597 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9599 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9601 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9604 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9606 * doc/c-tree.texi: Use `@.' where appropriate.
9607 * doc/extend.texi: Likewise.
9608 * doc/install.texi: Likewise.
9609 * doc/invoke.texi: Likewise.
9610 * doc/loop.texi: Likewise.
9611 * doc/makefile.texi: Likewise.
9612 * doc/md.texi: Likewise.
9613 * doc/passes.texi: Likewise.
9614 * doc/standards.texi: Likewise.
9615 * doc/tm.texi: Likewise.
9617 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9620 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9622 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9623 rather than in entry_bb.
9625 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9627 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9628 libgcc_cmp_return mode.
9630 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9633 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9634 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9636 2008-02-15 Richard Guenther <rguenther@suse.de>
9637 Zdenek Dvorak <ook@ucw.cz>
9639 PR tree-optimization/35164
9640 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9641 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9642 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9643 Only propagate addresses which do not have abnormal SSA_NAMEs
9646 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9649 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9651 2008-02-15 Jan Hubicka <jh@suse.cz>
9654 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9656 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9659 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9660 when calculating alignment_pad.
9662 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9664 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9665 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9666 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9667 and STACK_BOUNDARY define.
9669 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9671 PR preprocessor/35061
9672 * c-pragma.c (handle_pragma_pop_macro): Check that
9673 pushed_macro_table has been allocated.
9675 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9678 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9679 (force_gimple_operand): Likewise.
9680 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9681 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9682 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9683 (find_interesting_uses_address): Check addressability and alignment
9684 of the base expression only after substituting bases of IVs into it.
9686 2008-02-14 Michael Matz <matz@suse.de>
9689 * function.c (instantiate_virtual_regs_in_insn): Reload address
9690 before falling back to reloading the whole operand.
9692 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9694 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9695 before the first section switch note.
9697 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9699 * doc/bugreport.texi: Update copyright years.
9700 * doc/c-tree.texi: Likewise.
9701 * doc/cfg.texi: Likewise.
9702 * doc/cpp.texi: Likewise.
9703 * doc/cppinternals.texi: Likewise.
9704 * doc/fragments.texi: Likewise.
9705 * doc/frontends.texi: Likewise.
9706 * doc/gcc.texi: Likewise.
9707 * doc/gty.texi: Likewise.
9708 * doc/hostconfig.texi: Likewise.
9709 * doc/implement-c.texi: Likewise.
9710 * doc/libgcc.texi: Likewise.
9711 * doc/loop.texi: Likewise.
9712 * doc/makefile.texi: Likewise.
9713 * doc/options.texi: Likewise.
9714 * doc/passes.texi: Likewise.
9715 * doc/rtl.texi: Likewise.
9716 * doc/sourcebuild.texi: Likewise.
9717 * doc/standards.texi: Likewise.
9718 * doc/tree-ssa.texi: Likewise.
9719 * doc/trouble.texi: Likewise.
9721 * doc/extend.texi: Use @: or add comma where appropriate.
9722 * doc/invoke.texi: Likewise.
9723 * doc/tm.texi: Likewise.
9725 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9728 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9731 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9733 * doc/md.texi (clz, ctz): Add reference.
9734 * doc/rtl.texi (clz, ctz): Likewise.
9736 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9739 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9742 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9744 * config/s390/s390.c (struct constant_pool): New field
9745 emit_pool_after added.
9746 (s390_mainpool_start): Set the emit_pool_after flag according
9747 to the section switch notes.
9748 (s390_mainpool_finish): Consider emit_pool_after when emitting
9749 the literal pool at the end of the function.
9750 (s390_chunkify_start): Force literal pool splits at section
9753 2008-02-13 Michael Matz <matz@suse.de>
9756 * var-tracking.c (clobber_variable_part): Correctly traverse the
9759 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9762 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9763 Add -fdump-ipa-inline.
9764 * tree-dump.c (dump_files): Remove tree-inlined dump.
9765 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9767 2008-02-12 Richard Guenther <rguenther@suse.de>
9769 PR tree-optimization/35171
9770 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9773 2008-02-12 Richard Guenther <rguenther@suse.de>
9776 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9777 value-preserving mode. Disallow final truncation.
9779 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9782 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9783 code from here to...
9784 (force_gimple_operand): ...here.
9786 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9789 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9790 non-compatible pointers.
9791 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9792 different FIELD_DECLs, try harder by comparing field offsets, sizes
9796 * function.c (match_asm_constraints_1): Don't replace the same input
9799 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9801 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9802 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9803 (expand_epilogue): Restore RAMPZ register.
9804 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9806 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9808 * config/i386/cygwin.asm: (__alloca): Correct calling
9809 convention and alignment.
9810 (__chkstk): Force 8 byte stack alignment.
9812 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9813 Richard Guenther <rguenther@suse.de>
9815 PR tree-optimization/33992
9816 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9817 the zero we compare against.
9819 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9822 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9823 to CloseHandle after unlocking to prevent accumulation of handle
9826 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9829 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9830 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9831 and update LABEL_NUSES during and after reload.
9833 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9836 * combine.c (simplify_if_then_else): Make sure the comparison is
9837 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9839 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9842 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9843 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9844 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9845 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9846 * tree.h (get_type_static_bounds): Likewise.
9848 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9850 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9851 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9852 Make -Wfoo language annotations match what the compiler outputs.
9854 2008-02-08 Sa Liu <saliu@de.ibm.com>
9856 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9857 intrinsics spu_convts, spu_convtu, spu_convtf.
9859 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9861 * doc/extend.texi (Function Attributes) <noinline>: Mention
9862 asm ("") as method to keep calls.
9864 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9867 * doc/options.texi (Options): Replace references to opts.sh with
9869 * opts-common.c: Likewise.
9870 * optc-gen.awk: Likewise.
9872 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9874 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9876 2008-02-07 Richard Henderson <rth@redhat.com>
9879 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9880 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9883 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9885 PR tree-optimization/35085
9886 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9887 for operand entry oe2 in addition to operand entry oe3 in order to
9888 expose more opportunities for vectorizer sum reduction.
9890 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9893 * Makefile.in (LIBS): Remove $(GMPLIBS).
9894 (cc1-dummy, cc1): Add $(GMPLIBS).
9896 2008-02-06 Jan Hubicka <jh@suse.cz>
9899 * i386.md (moddf_integer): Do not produce partial memory stalls for
9900 targets where it hurts.
9902 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9905 * optabs.c (expand_float): Do not check for decimal modes when
9906 expanding unsigned integer through signed conversion.
9908 2008-02-06 Nick Clifton <nickc@redhat.com>
9910 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9911 inside the clobber with a match_operand and duplicated operand
9912 number in the constraint.
9913 (ineqbranchsi): Delete redundant comment.
9915 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9917 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9918 builtin_define ("__USE_INIT_FINI__").
9919 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9921 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9923 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9925 PR documentation/30330
9926 * doc/invoke.texi (C++ Dialect Options)
9927 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9928 For each warning option -Wfoo that allows -Wno-foo, ensure both
9929 -Wfoo and -Wno-foo are listed in the option index. Fix index
9930 entry of -Wswitch-default, index -Wnormalized= including the
9931 `=', and -Wlarger-than-@var{len} including @var{len}.
9933 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9935 * config/i386/i386.md (floatunssisf2): Use
9936 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9937 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9938 Macroize expander using MODEF mode iterator.
9940 2008-02-05 Diego Novillo <dnovillo@google.com>
9942 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9945 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9947 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9950 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9952 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9955 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9956 to indicate if a message should be generated.
9957 (init_cumulative_args): Updated.
9958 (function_value_32): Likewise.
9960 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9962 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9964 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9967 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9968 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9970 2008-02-04 Diego Novillo <dnovillo@google.com>
9972 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9975 * tree-vrp.c (vrp_evaluate_conditional): With
9976 -Wtype-limits, emit a warning when comparing against a
9977 constant outside the natural range of OP0's type.
9979 2008-02-04 Richard Guenther <rguenther@suse.de>
9982 * expr.c (count_type_elements): Give for unions instead of
9985 2008-02-04 Richard Guenther <rguenther@suse.de>
9988 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9989 to TYPE_DOMAINs base type instead of using bitsizetype here.
9991 2008-02-03 Jason Merrill <jason@redhat.com>
9993 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9995 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9998 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9999 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10000 (RS/6000 and PowerPC Options): Fix typos and markup.
10001 * doc/passes.texi (Tree-SSA passes): Likewise.
10003 2008-02-02 Michael Matz <matz@suse.de>
10006 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10007 from record_last_reg_set_info.
10008 (record_last_reg_set_info): Take an RTX argument, iterate over all
10009 constituent hardregs.
10010 (record_last_set_info, record_opr_changes): Change calls to
10011 new signature or to record_last_reg_set_info_regno.
10013 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10015 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10017 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10019 PR rtl-optimization/34773
10020 * reg-notes.def (EQUAL): Mention significance of combination of
10021 REG_EQUAL and REG_RETVAL.
10022 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10023 insn that has a REG_RETVAL.
10025 2008-02-01 Roger Sayle <roger@eyesopen.com>
10028 * configure.ac (--enable-fixed-point): Disable unless explicitly
10030 * configure: Regenerate.
10032 2008-02-01 Richard Guenther <rguenther@suse.de>
10035 * invoke.texi (-finline-limit): Remove no longer true parts
10036 of the documentation. Note that there is no default value.
10038 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10039 Mark Mitchell <mark@codesourcery.com>
10040 Ben Elliston <bje@au.ibm.com>
10043 * doc/extend.texi (Other Builtins): Document.
10045 2008-01-31 Tom Browder <tom.browder@gmail.com>
10047 * doc/c-tree.texi (Types): Fix grammar.
10048 (Expression trees): Ditto.
10049 * doc/passes.texi (Tree-SSA passes): Ditto.
10051 * doc/configterms.texi (Configure Terms): Fix typo.
10052 * doc/cpp.texi (Common Predefined Macros): Ditto.
10053 * doc/md.texi (Machine Constraints): Ditto.
10055 * doc/makefile.texi (Makefile): Add comma.
10057 2008-01-31 Tom Browder <tom.browder@gmail.com>
10058 Gerald Pfeifer <gerald@pfeifer.com>
10060 * doc/sourcebuild.texi (Front End): Remove references to CVS
10061 and CVSROOT/modules.
10062 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10063 (Back End): Remove reference to CVS.
10065 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10068 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10070 (mips16_gp_pseudo_reg): ...here.
10071 * config/mips/mips.md (load_const_gp): Replace with...
10072 (load_const_gp_<mode>): ...this :P-based insn.
10074 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10076 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10077 options. Minor fixes.
10078 (-std): Move reference to standards closer to where language
10079 standards are first mentioned.
10081 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10083 PR rtl-optimization/34995
10084 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10085 parameter and return a bool. If the rtx parameter is nonnull,
10086 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10087 (find_reloads): Update call accordingly. Pass the new operand
10088 if it needed no address reloads, otherwise pass null.
10090 2008-01-30 Richard Henderson <rth@redhat.com>
10093 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10094 for unbounded arrays.
10096 2008-01-30 Silvius Rus <rus@google.com>
10098 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10100 2008-01-30 Jan Hubicka <jh@suse.cz>
10103 * i386.c (init_cumulative_args): Use real function declaration when
10106 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10108 PR rtl-optimization/34998
10109 * global.c (build_insn_chain): Treat non-subreg_lowpart
10110 SUBREGs of pseudos as clobbering all the words covered by the
10111 SUBREG, not just all the bytes.
10112 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10113 original df_ref rather than an extract parameter.
10114 (global_conflicts): Update call accordingly.
10116 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10118 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10119 the overflow check to make it easier to read.
10120 (__fixtfdi): Change the type of the ll member in union
10121 long_double to UDItype_x.
10123 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10125 PR middle-end/34969
10126 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10127 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10128 * tree-inline.c (fold_marked_statements): Call
10129 cgraph_update_edges_for_call_stmt if folding a call statement.
10130 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10131 debug_generic_stmt calls, reset it back afterwards.
10134 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10136 * c-typeck.c (build_external_ref): Don't pedwarn about
10137 static vars in current function's scope.
10139 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10141 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10143 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10146 * ipa-struct-reorg.c: Fix spelling.
10147 * params.def: Ditto.
10149 2008-01-29 Richard Guenther <rguenther@suse.de>
10151 PR middle-end/35006
10152 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10154 * tree-inline.c (remap_type): Increment remapping_type_depth
10155 around remapping types.
10156 (copy_body_r): Only add referenced variables if they are referenced
10157 from code, not types.
10159 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10170 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10171 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10173 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10176 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10177 pointer for tiny stack.
10179 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10181 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10183 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10185 * config/vx-common.h: Fix typo in comment.
10187 2008-01-28 Ian Lance Taylor <iant@google.com>
10191 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10192 coalesce pointers if they have different DECL_NO_TBAA_P values.
10193 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10194 between variables with different DECL_NO_TBAA_P values.
10196 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10199 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10200 are not legitimate small data references on SPE targets.
10202 2008-01-28 David Daney <ddaney@avtrex.com>
10204 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10206 2008-01-28 David Daney <ddaney@avtrex.com>
10208 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10210 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10212 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10213 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10214 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10215 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10216 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10217 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10218 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10219 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10221 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10223 * basic-block.h (condjump_equiv_p): Fix comment.
10225 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10227 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10228 print_generic_stmt_indented): Fix comment.
10230 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10232 * configure.ac (__stack_chk_fail): Add detecion for availability
10233 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10234 * configure: Regenerate.
10236 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10238 PR middle-end/34688
10239 * final.c (output_addr_const): Handle TRUNCATE.
10241 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10244 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10245 (zero_cost, infinite_cost): New constants.
10246 (struct cost_pair): Change type of cost to comp_cost.
10247 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10248 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10250 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10251 split_address_cost, ptr_difference_cost, difference_cost,
10252 get_computation_cost_at, get_computation_cost,
10253 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10254 determine_use_iv_cost_condition, determine_use_iv_costs,
10255 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10256 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10257 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10258 Change type of cost to comp_cost.
10259 (determine_iv_cost): Increase cost of non-original ivs, instead
10260 of decreasing the cost of original ones.
10261 (get_address_cost): Indicate the complexity of the addressing mode
10263 (try_add_cand_for): Prefer using ivs not specific to some object.
10264 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10266 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10267 Janis Johnson <janis187@us.ibm.com>
10270 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10271 (TARGET_INSTANTIATE_DECLS): Likewise.
10272 * target.h (expand_to_rtl_hook): New target hook.
10273 (instantiate_decls): Likewise.
10274 * function.c (instantiate_decl): Make non-static. Rename to...
10275 (instantiate_decl_rtl): ... this.
10276 (instantiate_expr): Use instantiate_decl_rtl.
10277 (instantiate_decls_1): Likewise.
10278 (instantiate_decls): Likewise.
10279 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10280 * function.h (instantiate_decl_rtl): Add prototype.
10281 * cfgexpand.c (target.h): New include.
10282 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10283 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10284 (TARGET_INSTANTIATE_DECLS): Likewise.
10285 (TARGET_INITIALIZER): New target hooks added.
10286 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10288 * config/rs6000/rs6000.c (tree-flow.h): New include.
10289 (machine_function): Add sdmode_stack_slot field.
10290 (rs6000_alloc_sdmode_stack_slot): New function.
10291 (rs6000_instantiate_decls): Likewise.
10292 (rs6000_secondary_memory_needed_rtx): Likewise.
10293 (rs6000_check_sdmode): Likewise.
10294 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10295 (TARGET_INSTANTIATE_DECLS): Likewise.
10296 (rs6000_hard_regno_mode_ok): Allow SDmode.
10297 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10298 (rs6000_emit_move): Handle SDmode.
10299 (function_arg_advance): Likewise.
10300 (function_arg): Likewise.
10301 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10302 SDmode var args for 32-bit compiles.
10303 (rs6000_secondary_reload_class): Handle SDmode.
10304 (rs6000_output_function_epilogue): Likewise.
10305 (rs6000_function_value): Simplify if statement.
10306 (rs6000_libcall_value): Likewise.
10307 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10308 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10309 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10310 (movsd_hardfloat): New define_insn.
10311 (movsd_softfloat): Likewise.
10312 (movsd_store): Likewise.
10313 (movsd_load): Likewise.
10314 (extendsddd2): Likewise.
10315 (extendsdtd2): Likewise.
10316 (truncddsd2): Likewise.
10317 (movdd_hardfloat64): Fixup comment.
10318 (UNSPEC_MOVSD_LOAD): New constant.
10319 (UNSPEC_MOVSD_STORE): Likewise.
10321 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10324 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10326 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10327 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10328 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10329 and TRUTH_XOR_EXPR.
10331 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10334 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10335 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10336 __LONGDOUBLE128 too.
10337 * config/rs6000/aix61.h: New file.
10339 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10341 PR rtl-optimization/34959
10342 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10343 popcount and parity rtxes the same mode as their operand.
10344 Truncate or extend the result to the return value's mode
10347 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10350 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10351 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10352 to GOT_VERSION_REGNUM.
10353 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10354 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10355 * config/mips/mips.c (mips_emit_call_insn): New function.
10356 (mips_call_tls_get_addr): Call mips_expand_call directly.
10357 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10359 (mips16_build_call_stub): Likewise. Return the call insn or null.
10360 (mips_expand_call): Update the call to mips16_build_call_stub
10361 accordingly and a remove redundant condition. Assert that MIPS16
10362 stubs do not use lazy binding. Use mips_emit_call_insn and return
10364 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10366 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10367 (mips_avoid_hazard): Remove hazard_set handling.
10368 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10369 (UNSPEC_RESTORE_GP): ...this.
10370 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10371 (FAKE_CALL_REGNO): Rename to...
10372 (GOT_VERSION_REGNUM): ...this.
10373 (type): Add "ghost" value. Add an associated insn reservation.
10374 (hazard_set): Remove.
10375 (exception_receiver): Rename to...
10376 (restore_gp): ...this and update the unspec identifier accordingly.
10377 (exception_receiver, nonlocal_got_receiver): New expanders.
10378 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10379 FAKE_CALL_REGNO. Remove hazard_set attribute.
10380 (set_got_version, update_got_version): New patterns.
10382 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10385 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10387 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10390 * doc/install.texi2html: Generate gcc-vers.texi.
10392 2008-01-25 DJ Delorie <dj@redhat.com>
10394 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10396 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10398 * config/c4x: Remove directory.
10399 * config.gcc (crx-*, mt-*): Mark obsolete.
10400 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10401 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10402 sh-*-rtemscoff*): Remove cases.
10403 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10404 * real.c (encode_c4x_single, decode_c4x_single,
10405 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10406 c4x_extended_format): Remove.
10407 * real.h (c4x_single_format, c4x_extended_format): Remove.
10408 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10410 (Pragmas): Remove comment about c4x pragmas.
10411 * doc/install.texi (c4x): Remove target-specific instructions.
10412 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10413 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10414 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10415 refer to C4x source files as examples.
10416 (C4X_FLOAT_FORMAT): Remove documentation.
10418 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10420 * config/bfin/bfin.c (override_options): Reorder tests so that
10421 flag_pic gets enabled for -msep-data.
10423 2008-01-25 Richard Guenther <rguenther@suse.de>
10425 PR middle-end/32244
10426 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10427 to its bitfield precision if required.
10429 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10431 PR middle-end/33880
10432 * tree-nested.c (walk_omp_for): New function.
10433 (convert_nonlocal_reference, convert_local_reference): Call
10434 walk_omp_for on OMP_FOR.
10435 (convert_call_expr): Call walk_body on OMP_FOR's
10436 OMP_FOR_PRE_INIT_BODY.
10438 2008-01-25 Richard Guenther <rguenther@suse.de>
10440 PR tree-optimization/34966
10441 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10442 default defs and PHI_NODEs we have to insert after the
10443 defining statement.
10445 2008-01-24 Nick Clifton <nickc@redhat.com>
10447 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10448 Provide a default definition.
10449 (LIBGCC2_UNITS_PER_WORD): Likewise.
10451 * config/stormy16/stormy16.c: Include df.h for the prototype
10452 for df_regs_ever_live_p.
10453 (xstormy16_expand_builtin_va_start): Convert the stack offset
10454 into a component_ref and then use POINTER_PLUS_EXPR to add it
10455 to the incoming_virtual_args_rtx.
10456 (xstormy16_gimplify_va_arg_expr): Rename to
10457 xstormy16_gimplify_va_arg_expr.
10458 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10459 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10460 xstormy16_gimplify_va_arg_expr.
10461 Fix up some formatting issues.
10463 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10464 Move to predicates.md.
10465 (xs_hi_general_operand): Likewise.
10466 (xs_hi_nonmemory_operand): Likewise.
10467 * config/stormy16/predicates.md:
10468 (xstormy16_carry_plus_operand): New predicate.
10469 (xs_hi_general_operand): New predicate.
10470 (xs_hi_nonmemory_operand): New predicate.
10471 * config/stormy16/stormy16-protos.h:
10472 (xstormy16_carry_plus_operand): Delete prototype.
10473 (xs_hi_general_operand): Likewise.
10474 (xs_hi_nonmemory_operand): Likewise.
10476 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10477 modifiers as they are no longer needed and they can trigger
10478 reload spill failures.
10480 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10481 with a match_operand in order to help reload.
10483 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10484 constraint with 'e' for the 8th alternative as this version of
10485 the mov.w instruction only accepts the lower 8 registers.
10487 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10490 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10491 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10494 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10496 PR middle-end/33333
10497 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10499 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10501 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10503 (remove_structure): Update allocations list before removing structure.
10505 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10507 * ipa-struct-reorg.c (is_safe_cond_expr,
10508 create_new_stmts_for_cond_expr): Use integer_zerop function,
10509 that recognize not only zero-pointer, but zero-integer too.
10511 2008-01-25 Ben Elliston <bje@au.ibm.com>
10514 * fixproto: Escape "." in sed expression that strips leading "./".
10516 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10519 * gcc.c (SWITCH_OK): Removed.
10520 (SWITCH_LIVE): Changed to bit.
10521 (SWITCH_FALSE): Likewise.
10522 (SWITCH_IGNORE): Likewise.
10523 (switchstr): Change live_cond to unsigned int.
10524 (process_command): Replace SWITCH_OK with 0.
10525 (do_self_spec): Likewise.
10526 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10527 (give_switch): Likewise.
10528 (used_arg): Likewise.
10529 (do_spec_1): Set the SWITCH_IGNORE bit.
10530 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10531 bits. Set the SWITCH_LIVE bit.
10533 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10535 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10537 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10539 PR tree-optimization/34472
10540 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10541 parameter to a "bool *" and set *DATA to false if there is
10542 an unsafe access. Do not delete the structure here.
10543 (check_cond_exprs): Delete it here instead.
10544 (check_cond_exprs, exclude_cold_structs): Do not increase
10545 I when removing a structure.
10547 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10550 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10551 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10553 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10555 PR middle-end/34934
10556 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10557 a fixed vector for stack.
10559 2008-01-24 Ben Elliston <bje@au.ibm.com>
10562 * doc/gcc.texi (Software development): Add a direntry for g++.
10564 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10566 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10567 stale and straggling -fforce-addr comments above.
10569 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10571 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10572 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10574 2008-01-23 Michael Matz <matz@suse.de>
10577 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10580 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10582 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10583 malloc result type.
10585 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10587 * config/avr/avr.c (avr_current_arch): New variable.
10588 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10589 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10590 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10591 (avr_override_options): Init 'avr_current_arch'.
10592 (base_arch_s): Move from here...
10593 * config/avr/avr.h (base_arch_s): ... here. Add new members
10594 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10595 'mega' to 'have_jmp_call'.
10596 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10597 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10599 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10601 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10602 MULTILIB_MATCHES): (Ditto.).
10604 2008-01-23 Richard Guenther <rguenther@suse.de>
10606 PR middle-end/31529
10607 * cgraphunit.c (cgraph_reset_node): Always mark the node
10608 not reachable if it is not queued already.
10610 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10612 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10613 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10614 (cputype_selected): New static variable.
10615 (bfin_handle_option): Set it if -mcpu is used.
10616 (override_option): Select default set of workarounds if no cpu type
10617 selected on the command line.
10618 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10620 From Michael Frysinger <michael.frysinger@analog.com>
10621 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10622 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10624 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10625 for bf547, bf523, bf524, and bf526.
10626 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10628 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10629 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10630 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10631 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10632 * doc/invoke.texi (Blackfin Options): Document that
10633 -mcpu now accept bf547, bf523, bf524, and bf526.
10635 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10637 PR rtl-optimization/34628
10638 * combine.c (try_combine): Stop and undo after the first combination
10639 if an autoincrement side-effect on the first insn has effectively
10642 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10645 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10646 Offset addresses are not valid for Altivec or paired float modes.
10648 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10651 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10652 if DECL_INITIAL (decl) is error_mark_node.
10655 * c-common.c (handle_vector_size_attribute): Only allow
10656 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10657 the same way as pointer, array etc. types.
10658 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10661 * tree.c (build_type_attribute_qual_variant): Call
10662 build_qualified_type if attributes are equal, but quals are not.
10664 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10667 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10668 * flags.h (warn_strict_aliasing): Remove.
10669 (warn_strict_overflow): Remove.
10670 * opts.c (warn_strict_aliasing): Remove.
10671 (warn_strict_overflow): Remove.
10672 * c-opts.c (c_common_handle_option): -Wall only sets
10673 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10674 (c_common_post_options): Give default values to -Wstrict-aliasing
10675 and -Wstrict-overflow if they are uninitialized.
10676 * common.opt (Wstrict-aliasing): Specify Var and Init.
10677 (Wstrict-overflow): Likewise.
10679 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10681 PR rtl-optimization/26854
10682 PR rtl-optimization/34400
10683 PR rtl-optimization/34884
10684 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10686 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10687 (df_rd_bb_info.expanded_lr_out): Deleted
10688 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10689 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10690 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10691 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10692 Removed code to allocate, initialize or free expanded_lr_out.
10693 (df_rd_bb_local_compute_process_def): Restructured to make more
10695 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10696 sets if the sets are being trimmed.
10698 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10701 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10702 (as_vers): Likewise.
10703 * configure: Regenerated.
10705 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10707 PR middle-end/33092
10708 * tree-pass.h (pass_build_alias): New pass.
10709 * tree-ssa-alias.c (gate_build_alias): New.
10710 (pass_build_alias): New.
10711 * passes.c (init_optimization_passes): Add pass_build_alias after
10712 pass_create_structure_vars.
10714 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10716 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10717 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10718 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10719 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10720 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10721 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10722 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10723 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10724 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10725 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10726 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10727 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10728 * config/s390/s390.md (FP_ALL): New mode iterator.
10729 (_d): New mode attribute.
10730 ("*signbit<mode>2>"): Changed mode of first operand.
10731 ("isinf<mode>2"): Changed mode of first operand.
10732 ("*TDC_insn"): Adaptation for DFP modes.
10734 2008-01-22 Ben Elliston <bje@au.ibm.com>
10736 * tree.c (check_qualified_type): Improve function description.
10738 2008-01-21 Jason Merrill <jason@redhat.com>
10741 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10742 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10745 2008-01-21 DJ Delorie <dj@redhat.com>
10747 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10750 2008-01-21 Richard Guenther <rguenther@suse.de>
10752 PR middle-end/34856
10753 * tree-cfg.c (verify_expr): Allow all invariant expressions
10754 instead of just constant class ones as reference argument.
10755 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10756 like any other constant.
10757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10759 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10761 * regmove.c (fixup_match_1): Update call crossed frequencies.
10763 2008-01-21 Richard Guenther <rguenther@suse.de>
10766 * tree-inline.c (setup_one_parameter): Deal with mismatched
10767 types using a VIEW_CONVERT_EXPR.
10769 2008-01-21 Alon Dayan <alond@il.ibm.com>
10770 Olga Golovanevsky <olga@il.ibm.com>
10772 PR tree-optimization/34701
10773 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10774 when the structure size is not a power of 2.
10776 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10778 * doc/install.texi: Add doc for --enable-checking=df.
10780 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10782 PR rtl-optimization/34808
10783 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10785 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10787 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10790 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10792 PR rtl-optimization/26854
10793 PR rtl-optimization/34400
10794 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10796 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10797 (df_rd_bb_info.expanded_lr_out): New.
10798 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10799 * loop_iv.c (iv_analysis_loop_init): Ditto.
10800 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10801 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10802 Added code to allocate, initialize or free expanded_lr_out.
10803 (df_rd_bb_local_compute_process_def): Restructured to make
10804 more understandable.
10805 (df_rd_confluence_n): Add code to do nothing with fake edges and
10806 code to no apply invalidate_by_call sets if the sets are being trimmed.
10807 (df_lr_local_finalize): Renamed to df_lr_finalize.
10808 (df_live_local_finalize): Renamed to df_live_finalize.
10810 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10813 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10814 deciding whether to use reciprocal instructions.
10816 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10818 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10819 dwarf2out_note_section_used if cold_text_section is NULL.
10821 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10823 PR gcov-profile/34610
10824 * tree-cfg.c (make_edges): Mark both outgoing edges from
10825 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10826 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10827 from OMP_FOR and OMP_CONTINUE outgoing edges.
10829 * tree-profile.c (tree_profiling): Return early if
10830 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10832 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10833 from cfun to child_cfun.
10834 * function.h (struct function): Add after_tree_profile bit.
10836 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10838 * config/avr/avr.S (_exit): Disable interrupt.
10840 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10841 Steven Bosscher <stevenb.gcc@gmail.com>
10843 PR rtl-optimization/26854
10844 PR rtl-optimization/34400
10845 * df-problems.c (df_live_scratch): New scratch bitmap.
10846 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10847 (df_live_reset): Clear the proper bitmaps.
10848 (df_live_bb_local_compute): Only process the artificial defs once
10849 since the order is not important.
10850 (df_live_init): Init the df_live sets only with the variables
10851 found live by df_lr.
10852 (df_live_transfer_function): Use the df_lr sets to prune the
10853 df_live sets as they are being computed.
10854 (df_live_free): Free df_live_scratch.
10856 2008-01-18 Ian Lance Taylor <iant@google.com>
10858 * common.opt: Add fmerge-debug-strings.
10859 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10860 flag_merge_debug_strings rather than flag_merge_constants.
10861 * doc/invoke.texi (Option Summary): Mention
10862 -fmerge-debug-strings.
10863 (Debugging Options): Document -fmerge-debug-strings.
10865 2008-01-18 Ian Lance Taylor <iant@google.com>
10868 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10869 (struct tree_function_decl): Add new field operator_new_flag.
10870 * tree-inline.c (expand_call_inline): When inlining a call to
10871 operator new, force the return value to go into a variable, and
10872 set DECL_NO_TBAA_P on that variable.
10873 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10875 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10878 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10879 DWARF2_DEBUGGING_INFO.
10880 (dwarf2out_note_section_used): Ditto. Add prototype.
10881 (have_multiple_function_sections, text_section_used,
10882 cold_text_section_used, *cold_text_sections): Move declarations
10885 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10887 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10888 field and add signal_ra.
10889 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10890 assignments to frame state pc. Move end of stack check after
10891 MD_FALLBACK_FRAME_STATE_FOR.
10892 (uw_update_context_1): Use frame state signal_regs if set, instead
10893 of checking signal_frame flag.
10894 (uw_update_context): Use frame state signal_ra if set.
10895 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10896 * config/xtensa/linux-unwind.h: New file.
10898 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10900 * modulo-sched.c (get_sched_window): Fix comment typo.
10902 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10904 PR tree-optimization/34648
10905 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10907 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10909 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10910 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10912 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10914 PR rtl-optimization/34400
10915 * df-core.c (df_worklist_dataflow_overeager,
10916 df_worklist_dataflow_doublequeue): New functions.
10917 (df_worklist_dataflow): Two different worklist solvers.
10918 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10921 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10924 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10925 and ftree-parallelize-loops.
10927 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10929 PR rtl-optimization/34826
10930 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10932 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10934 * global.c (find_reg): Mark the eh regs as used if necessary.
10935 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10936 * ra.h (struct allocno): no_eh_reg field added. Changed
10937 no_stack_reg type to bitfield.
10939 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10941 * tree.c (substitute_in_expr): Add missing 'break'.
10943 2008-01-17 Richard Guenther <rguenther@suse.de>
10945 PR tree-optimization/34825
10946 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10947 x / x as division to handle.
10949 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10951 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10952 "-pthread" is specified.
10953 * pa-hpux11.h (LIB_SPEC): Likewise.
10955 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10956 Peter Bergner <bergner@vnet.ibm.com>
10958 PR rtl-optimization/33796
10959 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10961 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10963 PR libgfortran/34699
10964 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10966 * pa-hpux10.h (LINK_SPEC): Likewise.
10967 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10969 2008-01-16 Richard Guenther <rguenther@suse.de>
10971 PR middle-end/32628
10972 * fold-const.c (fold_convert_const_int_from_int): Do not
10973 set overflow if that occured only because of a sign extension
10974 change when converting from/to a sizetype with the same
10975 precision and signedness.
10977 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10980 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10981 location address to the correct place. Update copyright year.
10983 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10985 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10986 no dependences in the dependence_relations vector.
10988 2008-01-16 Jan Hubicka <jh@suse.cz>
10990 PR rtl-optimization/31396
10991 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10992 * cfg.c (dump_reg_info): Print it.
10993 * regs.h (struct reg_info_t): add freq_calls_crossed.
10994 (REG_FREQ_CALLS_CROSSED): New macro.
10995 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10996 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10997 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10998 regmove_optimize): Update call crossed frequencies.
10999 * local-alloc.c (struct qty): Add freq_calls_crossed.
11000 (alloc_qty): Copute freq_calls_crossed.
11001 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11002 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11003 * ra.h (struct allocno): Add freq_calls_crossed.
11005 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11007 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11008 libgomp when compiling with ftree-parallelize-loops.
11009 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11011 2008-01-16 Richard Guenther <rguenther@suse.de>
11013 PR tree-optimization/34769
11014 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11015 * tree.c (int_cst_value): Instead make this function more
11016 permissive in what it accepts as valid input. Document this
11017 function always sign-extends the value.
11019 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11020 Richard Guenther <rguenther@suse.de>
11023 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11024 (gimple_fold_indirect_ref_rhs): ... this.
11025 (gimple_fold_indirect_ref): New function with foldings
11026 that preserve lvalueness.
11027 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11028 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11029 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11030 to fold an INDIRECT_REF, fall back to the old use of
11031 fold_indirect_ref_1.
11033 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11035 * tree-data-ref.c (subscript_dependence_tester_1): Call
11036 free_conflict_function.
11037 (compute_self_dependence): Same.
11039 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11042 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11043 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11045 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11046 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11047 for DWARF2_UNWIND_INFO targets.
11049 2008-01-16 Richard Guenther <rguenther@suse.de>
11052 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11053 type qualifiers for function types.
11055 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11057 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11058 loop_iterator li from previous commit.
11060 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11062 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11064 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11066 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11067 (parallelize_loops): Don't parallelize irreducible components.
11069 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11072 * c-opts (c_common_post_options): Do not enable CPP
11073 flag_pedantic_errors by default.
11075 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11077 PR rtl-optimization/31944
11078 * cse.c (remove_pseudo_from_table): New function.
11079 (merge_equiv_classes): Use above function to remove pseudo-registers.
11080 (invalidate): Likewise.
11082 2008-01-13 Richard Guenther <rguenther@suse.de>
11084 PR middle-end/34601
11085 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11086 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11088 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11090 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11091 validate_change to unshare the source of the PC set.
11093 2008-01-12 Jan Hubicka <jh@suse.cz>
11095 PR middle-end/32135
11096 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11097 references above array bounds. This might trigger bounds checks for
11098 pointers to arrays.
11100 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11102 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11103 new_replaceable_dependencies.
11105 2008-01-12 Doug Kwan <dougkwan@google.com>
11107 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11108 instead of OPT_Wreturn_type in warning due to ignored return type
11110 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11111 options included in -Wextra.
11112 * c.opt: New option -Wignored_qualifiers.
11113 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11114 -Wignore_qualifiers.
11115 (-Wignored-qualifiers): Document.
11116 (-Wreturn-type): Remove description of functionality now handled
11117 by -Wignored-qualifiers.
11119 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11122 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11123 NOP_EXPR if it is between integral types with the same precision.
11125 2008-01-12 Jan Hubicka <jh@suse.cz>
11128 * invoke.texi (max-inline-recursive-depth): Fix default value.
11130 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11132 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11135 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11137 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11139 2008-01-11 James E. Wilson <wilson@specifix.com>
11142 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11144 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11146 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11147 save/restore frame pointer register and don't use 'call-prologues'
11148 optimization in function with "OS_task" attribute.
11150 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11152 PR middle-end/31309
11153 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11154 when copying to memory.
11156 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11158 PR rtl-optimization/30905
11159 * cfgcleanup.c: Include dce.h
11160 (crossjumps_occured): New global variable.
11161 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11162 If something changed, set crossjumps_occured to true.
11163 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11164 Don't add/remove fake edges to exit here...
11165 (cleanup_cfg): ...but do it here, when crossjumping.
11166 Run a fast DCE when successful crossjumps occured in the latest
11167 iteration of try_optimize_cfg.
11169 2008-01-11 Richard Guenther <rguenther@suse.de>
11171 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11172 (struct vn_unary_op_s): Likewise.
11173 (vn_reference_insert): Free old reference on hash collision.
11175 2008-01-10 Raksit Ashok <raksit@google.com>
11177 PR rtl-optimization/27971
11178 * combine.c (find_split_point): Split PLUS expressions which are
11179 inside a MEM rtx, and whose first operand is complex.
11181 2008-01-10 DJ Delorie <dj@redhat.com>
11183 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11184 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11185 (m32c_hard_regno_ok): Call the underlying function.
11187 2008-01-10 Richard Guenther <rguenther@suse.de>
11189 PR middle-end/34683
11190 * tree-cfg.c (tree_merge_blocks): Do not go through the
11191 full-blown folding and stmt updating path if we just deal
11192 with virtual operands.
11193 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11194 test for abnormal SSA_NAMEs.
11196 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11198 PR middle-end/34641
11199 * reload.c (push_reload): Add assertions. All constants from
11200 reg_equiv_constant should have been used for replacing the respective
11202 (find_reloads_address): Invoke find_reloads_address_part for
11203 constant taken from the reg_equiv_constant array.
11205 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11207 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11208 field (valnum) the first in the struct. Replace bools with
11211 2008-01-10 Richard Guenther <rguenther@suse.de>
11213 PR tree-optimization/34651
11214 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11215 types and ordering for masking and converting.
11217 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11219 PR tree-optimization/34017
11220 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11221 also for PHI_NODE expressions.
11223 2008-01-09 Jan Hubicka <jh@suse.cz>
11225 PR tree-optimization/34708
11226 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11227 based on number of case labels.
11228 (init_inline_once): Remove switch_cost.
11229 * tree-inline.h (eni_weights_d): Remove switch_cost.
11231 2008-01-09 Richard Guenther <rguenther@suse.de>
11232 Andrew Pinski <andrew_pinski@playstation.sony.com>
11234 PR middle-end/30132
11235 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11236 temporary if an rvalue is ok or an lvalue is not required.
11238 2008-01-09 Richard Guenther <rguenther@suse.de>
11240 PR middle-end/34458
11241 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11242 adjust return type.
11244 2008-01-09 Richard Guenther <rguenther@suse.de>
11246 PR middle-end/34679
11247 * tree.c (host_integerp): Check for sizetype only if the
11248 type is an integer type.
11250 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11253 * opts.c (decode_options): Disable inlining of functions called
11254 once if not in unit-at-a-time mode.
11256 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11258 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11260 2008-01-08 Richard Guenther <rguenther@suse.de>
11262 PR middle-end/31863
11263 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11264 out early if the result will be unused.
11266 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11271 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11272 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11275 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11277 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11278 for vectorization tuned.
11280 2008-01-08 Richard Guenther <rguenther@suse.de>
11282 PR tree-optimization/34683
11283 * tree-ssa-operands.c (operand_build_cmp): Export.
11284 * tree-ssa-operands.h (operand_build_cmp): Declare.
11285 * tree-vn.c (vuses_compare): Remove.
11286 (sort_vuses): Use operand_build_cmp.
11287 (sort_vuses_heap): Likewise.
11288 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11289 to re-use old VEC if available. Do not sort already sorted VUSEs.
11290 (vdefs_to_vec): Do not sort already sorted VDEFs.
11292 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11294 PR middle-end/34694
11295 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11297 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11300 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11301 limitations of reciprocal sequences on x86 targets.
11303 2008-01-08 Richard Guenther <rguenther@suse.de>
11305 PR tree-optimization/34683
11306 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11308 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11311 * config/darwin.c (darwin_mergeable_string_section): Don't use
11312 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11314 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11317 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11318 negxf2. Macroize expander using X87MODEF mode iterator. Change
11319 predicates of op0 and op1 to register_operand.
11320 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11321 expander using X87MODEF mode iterator. Change predicates of
11322 op0 and op1 to register_operand.
11323 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11324 corresponding patterns and macroize using MODEF macro. Change
11325 predicates of op0 and op1 to register_operand and remove
11326 "m" constraint. Disparage "r" alternative with "!".
11327 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11328 macroize using X87MODEF macro. Change predicates of op0 and op1
11329 to register_operand and remove "m" constraint. Disparage "r"
11330 alternative with "!".
11331 (absneg splitter with memory operands): Remove.
11332 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11333 patterns and macroize using X87MODEF mode iterator.
11334 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11335 Change predicate of op1 to register_operand.
11336 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11337 for memory operands.
11339 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11341 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11343 2008-01-07 Richard Guenther <rguenther@suse.de>
11345 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11348 2008-01-07 Richard Guenther <rguenther@suse.de>
11350 PR tree-optimization/34683
11351 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11352 VOPs of the needed size to save memory. Use VEC_quick_push
11353 to save compile-time.
11354 (vdefs_to_vec): Likewise.
11356 2008-01-07 Sa Liu <saliu@de.ibm.com>
11358 * config/spu/spu.md (divdf3): Genetate inline code for double
11359 division. The implementation doesn't handle INF or NAN, therefore it
11360 only applies when -ffinite-math-only is given.
11362 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11365 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11366 * doc/cpp.texi ([Common Predefined Macros]): Document.
11368 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11370 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11371 order to use commutative addition instead of subtraction.
11373 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11374 Mircea Namolaru <namolaru@il.ibm.com>
11375 Vladimir Yanovsky <yanov@il.ibm.com>
11376 Revital Eres <eres@il.ibm.com>
11378 PR tree-optimization/34263
11379 * tree-outof-ssa.c (process_single_block_loop_latch,
11380 contains_tree_r): New functions.
11381 (analyze_edges_for_bb): Call process_single_block_loop_latch
11382 function to empty single-basic-block latch block if possible.
11384 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11386 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11388 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11390 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11392 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11394 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11396 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11398 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11400 PR tree-optimization/34618
11401 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11404 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11407 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11408 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11409 Update copyright year.
11411 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11412 Update copyright year.
11413 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11416 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11418 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11419 edge does not point to current bb before changing need_assert.
11421 2008-01-04 Richard Guenther <rguenther@suse.de>
11423 PR middle-end/34029
11424 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11425 for verifying purposes if they are is_gimple_min_invariant.
11427 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11429 PR tree-optimization/34448
11430 PR tree-optimization/34465
11431 * gimplify.c (gimplify_init_constructor): Add new parameter
11432 notify_temp_creation. Use it.
11433 (gimplify_modify_expr_rhs): Take volatiles into account when
11434 optimizing constructors.
11435 Do not optimize constructors if gimplify_init_constructor will dump to
11437 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11438 * gcc.c-torture/compile/pr34448.c: New.
11440 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11442 PR gcov-profile/34609
11443 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11444 return_slot if result is TREE_ADDRESSABLE.
11446 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11448 * config/mips/mips.md (sqrt_condition): Tweak comment.
11449 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11451 2008-01-03 Tom Tromey <tromey@redhat.com>
11454 * c-common.c (c_type_hash): Handle VLAs.
11456 2008-01-03 Jan Hubicka <jh@suse.cz>
11458 PR tree-optimization/31081
11459 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11460 0 when inlining and not inlining to first basic block.
11461 (remap_decl): When var is initialized to 0, don't set default_def.
11462 (expand_call_inline): Set entry_bb.
11463 * tree-inline.h (copy_body_data): Add entry_bb.
11465 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11468 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11471 PR tree-optimization/29484
11472 * tree-inline.c (inline_forbidden_p_2): New function.
11473 (inline_forbidden_p): Disallow inlining if some static var
11474 has an address of a local LABEL_DECL in its initializer.
11475 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11478 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11480 PR tree-optimization/34635
11481 * tree-data-ref.c (add_other_self_distances): Make sure that the
11482 evolution step is constant.
11484 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11486 PR middle-end/34608
11487 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11489 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11491 * tree-sra.c (scalarize_init): Insert the generate_element_init
11492 statements after the generate_element_zero statements.
11494 2008-01-02 Richard Guenther <rguenther@suse.de>
11496 PR middle-end/34093
11497 PR middle-end/31976
11498 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11499 for very large number of operands instead of ICEing.
11501 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11504 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11505 while stack probing.
11507 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11509 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11512 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11514 PR libmudflap/26442
11515 * tree-mudflap.c (mx_register_decls): Guard warning by
11516 !DECL_ARTIFICIAL check.
11518 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11520 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11521 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11522 sse5_perm<mode>): Fix constraints.