1 2008-06-06 Jan Hubicka <jh@suse.cz>
3 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7 * cgraph.c: Fix typos in comments.
8 (cgraph_availability_names): Fix string typo.
9 * fold-const.c: Fix typos in comments.
10 (fold_binary): Fix typo in warning.
11 * genautomata.c: Fix typos in comments.
12 (check_presence_pattern_sets): Fix typo in local variable.
13 (output_description): Fix typo in output.
14 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16 * matrix-reorg.c (check_allocation_function): Likewise.
17 * omega.c (smooth_weird_equations): Likewise.
18 * auto-inc-dec.c: Fix typos in comments.
19 * bb-reorder.c: Likewise.
20 * builtins.c: Likewise.
21 * c-common.c: Likewise.
22 * c-cppbuiltin.c: Likewise.
23 * c-parser.c: Likewise.
24 * c-pretty-print.c: Likewise.
25 * cfgcleanup.c: Likewise.
26 * cfgexpand.c: Likewise.
27 * cfghooks.c: Likewise.
28 * cfglayout.c: Likewise.
29 * cfgloopmanip.c: Likewise.
30 * cgraphunit.c: Likewise.
31 * coverage.c: Likewise.
33 * df-byte-scan.c: Likewise.
34 * df-core.c: Likewise.
35 * df-problems.c: Likewise.
36 * df-scan.c: Likewise.
38 * dominance.c: Likewise.
39 * domwalk.c: Likewise.
41 * dwarf2out.c: Likewise.
42 * emit-rtl.c: Likewise.
43 * et-forest.c: Likewise.
44 * function.c: Likewise.
45 * function.h: Likewise.
47 * gcov-io.c: Likewise.
50 * genattrtab.c: Likewise.
51 * ggc-page.c: Likewise.
52 * gimplify.c: Likewise.
53 * gthr-lynx.h: Likewise.
54 * haifa-sched.c: Likewise.
56 * ipa-inline.c: Likewise.
57 * ipa-prop.h: Likewise.
58 * ipa-pure-const.c: Likewise.
59 * ipa-struct-reorg.c: Likewise.
60 * ipa-struct-reorg.h: Likewise.
61 * ipa-type-escape.c: Likewise.
63 * loop-doloop.c: Likewise.
64 * mips-tfile.c: Likewise.
65 * mkmap-flat.awk: Likewise.
66 * mkmap-symver.awk: Likewise.
67 * modulo-sched.c: Likewise.
68 * omp-low.c: Likewise.
73 * postreload-gcse.c: Likewise.
74 * postreload.c: Likewise.
75 * predict.c: Likewise.
76 * pretty-print.h: Likewise.
77 * profile.c: Likewise.
78 * protoize.c: Likewise.
79 * ra-conflict.c: Likewise.
82 * regclass.c: Likewise.
85 * rtl-error.c: Likewise.
86 * rtlanal.c: Likewise.
88 * sched-rgn.c: Likewise.
92 * tree-dfa.c: Likewise.
93 * tree-eh.c: Likewise.
94 * tree-flow-inline.h: Likewise.
95 * tree-inline.c: Likewise.
96 * tree-into-ssa.c: Likewise.
97 * tree-loop-distribution.c: Likewise.
98 * tree-nested.c: Likewise.
99 * tree-parloops.c: Likewise.
100 * tree-pass.h: Likewise.
101 * tree-pretty-print.c: Likewise.
102 * tree-profile.c: Likewise.
103 * tree-scalar-evolution.c: Likewise.
104 * tree-sra.c: Likewise.
105 * tree-ssa-alias-warnings.c: Likewise.
106 * tree-ssa-ccp.c: Likewise.
107 * tree-ssa-coalesce.c: Likewise.
108 * tree-ssa-dom.c: Likewise.
109 * tree-ssa-dse.c: Likewise.
110 * tree-ssa-forwprop.c: Likewise.
111 * tree-ssa-live.c: Likewise.
112 * tree-ssa-live.h: Likewise.
113 * tree-ssa-loop-im.c: Likewise.
114 * tree-ssa-loop-ivopts.c: Likewise.
115 * tree-ssa-loop-niter.c: Likewise.
116 * tree-ssa-loop-prefetch.c: Likewise.
117 * tree-ssa-phiopt.c: Likewise.
118 * tree-ssa-phiprop.c: Likewise.
119 * tree-ssa-sccvn.c: Likewise.
120 * tree-ssa-ter.c: Likewise.
121 * tree-ssa-threadupdate.c: Likewise.
122 * tree-ssa.c: Likewise.
123 * tree-vect-analyze.c: Likewise.
124 * tree-vect-transform.c: Likewise.
125 * tree-vectorizer.c: Likewise.
126 * tree-vn.c: Likewise.
127 * tree-vrp.c: Likewise.
129 * tree.def: Likewise.
131 * unwind-dw2-fde.c: Likewise.
132 * unwind.inc: Likewise.
133 * value-prof.c: Likewise.
134 * vmsdbgout.c: Likewise.
136 2008-06-05 David Edelsohn <edelsohn@gnu.org>
138 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
139 always place FP constants in the TOC for TARGET_POWERPC64.
140 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
142 2008-06-05 Joseph Myers <joseph@codesourcery.com>
144 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
145 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
146 enable for TARGET_E500_DOUBLE.
147 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
148 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
149 floating-point modes like integer modes for E500 double.
150 (rs6000_legitimate_offset_address_p): Likewise.
151 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
152 addressing for DDmode for E500 double.
153 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
154 modes as using 64-bits of registers for E500 double.
155 (spe_build_register_parallel): Do not handle DDmode or TDmode.
156 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
157 specially for E500 double.
158 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
159 TDmode for E500 double.
160 (rs6000_gimplify_va_arg): Only handle SDmode in registers
161 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
162 (rs6000_split_multireg_move): Do not handle TDmode specially for
164 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
165 using 64-bit registers for E500 double.
166 (emit_frame_save): Do not handle DDmode specially for E500 double.
167 (gen_frame_mem_offset): Likewise.
168 (rs6000_function_value): Do not call spe_build_register_parallel
169 for DDmode or TDmode.
170 (rs6000_libcall_value): Likewise.
171 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
172 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
175 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
177 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
180 2008-06-04 Junjie Gu <jgu@tensilica.com>
182 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
183 comparison for frame pointers.
185 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
188 * config/avr/avr.h: (PUSH_ROUNDING): Remove.
190 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
193 * builtins.c (expand_builtin_signbit): Don't take lowpart when
194 register is already smaller or equal to required mode.
196 2008-06-04 Xinliang David Li <davidxl@google.com>
198 * tree-call-cdce.c: New file.
199 (cond_dead_built_in_calls): New static variable.
200 (input_domain): New struct.
201 (check_pow): New function.
202 (check_builtin_call): Ditto.
203 (check_target_format): Ditto.
204 (is_call_dce_candidate): Ditto.
205 (gen_one_condition): Ditto.
206 (gen_conditions_for_domain): Ditto.
208 (gen_conditions_for_pow_cst_base): Ditto.
209 (gen_conditions_for_pow_int_base): Ditto.
210 (gen_conditions_for_pow): Ditto.
211 (get_no_error_domain): Ditto.
212 (gen_shrink_wrap_conditions): Ditto.
213 (shrink_wrap_one_built_in_call): Ditto.
214 (shink_wrap_conditional_dead_built_in_calls): Ditto.
215 (tree_call_cdce): Ditto.
216 (gate_call_cdce): Ditto.
217 (pass_call_cdce): New gimple pass.
218 * passes.c: (init_optimization_passes): New pass.
219 * tree-pass.h: New pass declaration.
220 * opts.c (decode_options): New flag setting.
221 * common.opt: Add -ftree-builtin-call-dce flag.
222 * Makefile.in: Add new source file.
223 * tempvar.def: New tv_id.
224 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
226 2008-06-04 Richard Guenther <rguenther@suse.de>
228 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
230 (is_call_clobbered): Always check var_ann->call_clobbered.
231 (mark_call_clobbered): Always set var_ann->call_clobbered.
232 (clear_call_clobbered): Always clear var_ann->call_clobbered.
233 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
234 (reset_alias_info): Clear call clobbering info on MTAGs and
236 (set_pt_anything): Set pt_global_mem.
237 (create_tag_raw): Adjust comment.
238 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
240 2008-06-04 Joseph Myers <joseph@codesourcery.com>
241 Maxim Kuvyrkov <maxim@codesourcery.com>
243 * config/m68k/m68k.opt (mxgot): New option.
244 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
245 (m68k_output_addr_const_extra): New.
246 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
247 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
248 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
249 * doc/invoke.texi (M680x0 Options): Document -mxgot.
251 2008-06-04 Richard Guenther <rguenther@suse.de>
253 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
254 negative or non-representable offsets.
256 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
258 * config/i386/i386.c (ix86_gen_leave): New.
259 (ix86_gen_pop1): Likewise.
260 (ix86_gen_add3): Likewise.
261 (ix86_gen_sub3): Likewise.
262 (ix86_gen_sub3_carry): Likewise.
263 (ix86_gen_one_cmpl2): Likewise.
264 (ix86_gen_monitor): Likewise.
265 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
266 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
267 ix86_gen_one_cmpl2 and ix86_gen_monitor.
268 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
269 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
270 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
271 (ix86_expand_epilogue): Updated.
272 (print_operand): Handle integer register operand for 'z'.
273 (ix86_expand_strlensi_unroll_1): Likewise.
274 (ix86_expand_strlen): Likewise.
275 (ix86_expand_builtin): Likewise.
276 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
277 mov{q}/mov{l} and add{q}/add{l}.
279 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
281 * config/i386/i386.md (P): New mode iterator.
282 (SFmode push_operand splitter): Macroize DImode and SImode pushes
283 using P mode iterator.
284 (DFmode push_operand splitter): Ditto.
285 (XFmode push_operand splitter): Ditto.
286 (DFmode float_extend SFmode push_operand splitter): Ditto.
287 (XFmode float_extend SFmode push_operand splitter): Do not generate
288 SImode pushes for 64bit target. Macroize Dimode and SImode
289 pushes using P mode iterator.
290 (XFmode float_extend DFmode push_operand splitter): Ditto.
292 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
294 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
295 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
297 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
299 (ix86_call_abi_override): Remove check for call_used_regs.
301 2008-06-03 Richard Guenther <rguenther@suse.de>
303 * tree-ssa-structalias.c (find_func_aliases): Add constraints
304 for the lhs of calls if the return type contains pointers.
306 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
308 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
309 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
310 * function.c (allocate_struct_function): Use of
312 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
313 of cfun and DEFAULT_ABI to deceide abi mode.
315 (REG_PARM_STACK_SPACE): Removed.
316 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
317 (STACK_BOUNDARY): Use default target to deceide stack boundary.
318 * config/i386/i386-protos.h (ix86_cfun_abi): New.
319 (ix86_function_abi): Likewise.
320 (ix86_function_type_abi): Likewise.
321 (ix86_call_abi_override): Likewise.
322 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
323 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
324 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
325 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
327 (X86_64_REGPARM_MAX): New.
328 (X86_64_SSE_REGPARM_MAX): New.
329 (X64_REGPARM_MAX): New.
330 (X64_SSE_REGPARM_MAX): New.
331 (X86_32_REGPARM_MAX): New.
332 (X86_32_SSE_REGPARM_MAX): New.
333 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
334 (ix86_function_regparm): Handle user calling abi.
335 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
336 by DEFAULT_ABI versus SYSV_ABI check.
337 (ix86_reg_parm_stack_space): New.
338 (ix86_function_type_abi): New.
339 (ix86_call_abi_override): New.
340 (ix86_function_abi): New.
341 (ix86_cfun_abi): New.
342 (init_cumulative_args): Call abi specific initialization.
343 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
344 (function_arg_64): Extend SSE_REGPARM_MAX check.
345 (function_arg (): Remove TARGET_64BIT_MS_ABI.
346 (ix86_pass_by_reference): Likewise.
347 (ix86_function_value_regno_p): Likewise.
348 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
349 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
350 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
351 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
352 (setup_incoming_varargs_64): Adjust regparm for call abi.
353 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
354 (ix86_va_start): Likewise.
355 (ix86_gimplify_va_arg): Likewise.
356 (ix86_expand_prologue): Likewise.
357 (output_pic_addr_const): Likewise.
358 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
359 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
360 (x86_output_mi_thunk): Likewise.
361 (x86_function_profiler): Likewise.
362 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
363 (SYSV_ABI, MS_ABI): New constants.
365 (init_regs): Add prototype of function in regclass.c file.
366 (OVERRIDE_ABI_FORMAT): New.
367 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
368 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
369 (OUTGOING_REG_PARM_STACK_SPACE): New.
370 (ix86_reg_parm_stack_space): New prototype.
371 (CUMULATIVE_ARGS): Add call_abi member.
372 (machine_function): Add call_abi member.
373 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
374 by DEFAULT_ABI compare to MS_ABI.
376 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
379 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
380 (avr_builtin_setjmp_frame_value): New function.
381 * config/avr/avr.md (nonlocal_goto_receiver): Define.
382 (nonlocal_goto): Define.
384 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
386 * config/mips/mips.c (mips_emit_loadgp): Return early if
387 there is nothing do to, otherwise emit a blockage if
388 !TARGET_EXPLICIT_RELOCS || crtl->profile.
389 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
391 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
393 * configure.ac: Drop unneeded backslash ending up in config.in.
394 * acinclude.m4: Likewise.
395 * config.in: Regenerate.
397 2008-05-26 Jan Hubicka <jh@suse.cz>
399 * predict.c (maybe_hot_frequency_p): Break out of...
400 (maybe_hot_bb_p): ... here.
401 (maybe_hot_edge_p): New.
402 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
403 * basic-block.h (maybe_hot_edge_p): Declare.
405 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
407 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
408 (*cmpfp_<mode>_cc): Ditto.
409 (*fp_jcc_8<mode>_387): Ditto.
410 (*fop_<MODEF:mode>_2_i387): Ditto.
411 (*fop_<MODEF:mode>_3_i387): Ditto.
412 (*fop_xf_2_i387): Ditto.
413 (*fop_xf_3_i387): Ditto.
415 2008-06-02 Tomas Bily <tbily@suse.cz>
417 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
419 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
421 * config/mips/mips.c (mips_valid_offset_p): New function.
422 (mips_valid_lo_sum_p): Likewise.
423 (mips_classify_address): Use them.
424 (mips_force_address): New function.
425 (mips_legitimize_address): Use it.
426 * config/mips/mips.md (MOVE128): New mode iterator.
427 (movtf): Require TARGET_64BIT. Remove empty strings.
428 (*movtf_internal): Rename to...
429 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
430 of "R" and use {,fp}{load,store} attributes instead of "multi".
431 Use a separate define_split.
432 (*movtf_mips16): New pattern.
434 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
436 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
437 * config/mips/mips.c (mips_expand_before_return): New function.
438 (mips_expand_epilogue): Call it.
439 * config/mips/mips.md (return): Turn into a define_expand.
442 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
444 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
445 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
446 functions. Do not emit uses and clobbers of CONCATs; individually
447 use and clobber their operands.
448 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
449 gen_clobber, emit_use and gen_use.
450 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
451 (expand_builtin_return): Likewise.
452 * cfgbuild.c (count_basic_blocks): Likewise.
453 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
454 * explow.c (emit_stack_restore): Likewise.
455 * expmed.c (extract_bit_field_1): Likewise.
456 * expr.c (convert_move, emit_move_complex_parts): Likewise.
457 (emit_move_multi_word, store_constructor): Likewise.
458 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
459 (thread_prologue_and_epilogue_insns): Likewise.
460 * lower-subreg.c (resolve_simple_move): Likewise.
461 * optabs.c (widen_operand, expand_binop): Likewise.
462 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
463 * reload.c (find_reloads): Likewise.
464 * reload1.c (eliminate_regs_in_insn): Likewise.
465 * stmt.c (expand_nl_goto_receiver): Likewise.
466 * config/alpha/alpha.md (builtin_longjmp): Likewise.
467 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
468 * config/arm/arm.c (arm_load_pic_register): Likewise.
469 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
470 * config/arm/arm.md (untyped_return): Likewise.
471 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
472 * config/avr/avr.c (expand_prologue): Likewise.
473 * config/bfin/bfin.c (do_unlink): Likewise.
474 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
475 * config/cris/cris.c (cris_expand_prologue): Likewise.
476 * config/darwin.c (machopic_indirect_data_reference): Likewise.
477 (machopic_legitimize_pic_address): Likewise.
478 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
479 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
480 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
481 (ix86_expand_convert_uns_didf_sse): Likewise.
482 (ix86_expand_vector_init_general): Likewise.
483 * config/ia64/ia64.md (eh_epilogue): Likewise.
484 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
485 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
486 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
487 (config/iq2000/iq2000.c): Likewise.
488 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
489 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
490 (builtin_longjmp): Likewise.
491 * config/mn10300/mn10300.md (call, call_value): Likewise.
492 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
493 * config/pdp11/pdp11.md (abshi2): Likewise.
494 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
495 * config/s390/s390.c (s390_emit_prologue): Likewise.
496 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
497 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
498 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
499 * config/sh/sh.c (prepare_move_operands): Likewise.
500 (output_stack_adjust, sh_expand_epilogue): Likewise.
501 (sh_set_return_address, sh_expand_t_scc): Likewise.
502 * config/sparc/sparc.c (load_pic_register): Likewise.
503 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
504 * config/spu/spu.c (spu_expand_epilogue): Likewise.
505 * config/v850/v850.c (expand_epilogue): Likewise.
507 2008-05-31 Anatoly Sokolov <aesok@post.ru>
509 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
510 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
511 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
512 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
513 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
514 stack pointer register.
515 (output_movhi): Remove code for interrupt specific writing to the
516 stack pointer register.
518 2008-05-31 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/34244
521 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
522 (tree_expr_nonzero_warnv_p): Likewise.
523 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
524 ssa_name_nonnegative_p.
525 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
526 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
527 not tree_expr_nonzero_warnv_p.
529 PR tree-optimization/36262
531 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
533 PR tree-optimization/34244
534 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
535 (record_numbers_of_iterations): New function.
536 (execute_vrp): Cache the numbers of iterations of loops.
537 * tree-scalar-evolution.c (scev_reset_except_niters):
539 (scev_reset): Use scev_reset_except_niters.
540 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
542 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
544 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
545 __WORKAROUND_RETS when appropriate.
547 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
550 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
552 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
553 *fop_df_comm_sse insn patterns using MODEF mode iterator.
554 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
555 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
556 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
557 *fop_df_1_mixed insn patterns using MODEF mode iterator.
558 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
559 *fop_df_1_sse insn patterns using MODEF mode iterator.
560 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
561 *fop_df_1_i387 insn patterns using MODEF mode iterator.
562 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
563 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
564 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
565 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
566 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
567 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
568 (*fop_xf_4_i387): Use <MODE> for mode attribute.
569 (*fop_xf_5_i387): Ditto.
570 (*fop_xf_6_i387): Ditto.
572 2008-05-30 Richard Guenther <rguenther@suse.de>
574 * builtins.c (build_string_literal): Avoid generating
575 a non-gimple_val result.
577 2008-05-30 DJ Delorie <dj@redhat.com>
579 * exec-tool.in: Use an environment variable (private) instead of a
580 file (shared) as a semaphore, so as to not break parallel builds.
582 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
584 * optabs.c (maybe_encapsulate_block): Remove.
585 (emit_libcall_block): Adjust accordingly.
586 * optabs.h (maybe_encapsulate_block): Remove prototype.
588 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
589 Don't use maybe_encapsulate_block.
591 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
593 * config/rs6000/rs6000.c (rs6000_legitimize_address,
594 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
595 rtx is a SYMBOL_REF before calling get_pool_constant.
597 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
599 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
601 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
603 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
604 rather than OS names to choose INO_T_EQ definition.
605 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
606 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
608 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
611 * config/darwin-f.c: New.
612 * config/t-darwin: Added rule to build darwin-f.o.
613 * config.gcc: Defined new variable, fortran_target_objs.
614 (*-*-darwin*): Set fortran_target_objs.
615 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
616 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
617 * configure: Regenerated.
619 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
622 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
623 canonical type if needed.
625 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
627 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
629 2008-05-29 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/36343
632 PR tree-optimization/36346
633 PR tree-optimization/36347
634 * tree-flow.h (clobber_what_p_points_to): Declare.
635 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
636 pointed-to variable is dereferenced is irrelevant to whether
637 the pointer can access the pointed-to variable.
638 (clobber_what_p_points_to): New function.
639 * tree-ssa-alias.c (set_initial_properties): Use it.
640 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
641 call clobber check for NMTs.
643 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
645 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
646 for printing gcov_type.
648 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
650 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
651 and the eh region information.
652 * value-prof.c (gimple_move_stmt_histograms): New function.
653 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
655 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
657 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
659 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
661 * value-prof.c (tree_ic_transform): Print counts.
662 * tree-profile.c (tree_gen_ic_func_profiler):
663 Clear __gcov_indreict_call_callee variable to avoid misattribution
666 2008-05-28 Rafael Espindola <espindola@google.com>
668 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
671 2008-05-28 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/36339
674 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
675 and clobbering code out of the loop.
677 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
679 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
682 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
683 s390_contiguous_bitmask_p, s390_symref_operand_p,
684 s390_check_symref_alignment, s390_reload_larl_operand,
685 s390_reload_symref_address): New functions.
686 (s390_branch_condition_mnemonic): Support compare and branch
688 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
690 (s390_secondary_reload): Add secondary reloads for unaligned
691 symbol refs or symbol refs to floating point or QI/TI mode
693 (legitimate_address_p): Accept symbol references as addresses.
694 (s390_expand_insv): Use rotate and insert selected bits
695 instruction for insv when building for z10.
696 (print_operand_address): Handle symbol ref addresses.
697 (print_operand): Output modifier 'c' added for signed byte values.
698 (s390_encode_section_info): Mark symbol refs with
699 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
701 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
702 (length attribute): RRF, RRR have 4 byte length.
703 (FPALL, INTALL): New mode iterators added.
704 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
705 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
706 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
707 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
708 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
709 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
710 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
711 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
713 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
714 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
715 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
716 reload<INTALL:mode><P:mode>_toreg_z10,
717 reload<FPALL:mode><P:mode>_tomem_z10,
718 reload<FPALL:mode><P:mode>_toreg_z10,
719 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
720 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
721 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
722 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
724 (movmem, clrmem, cmpmem): New splitters added.
726 * config/s390/predicates.md (larl_operand): Use
727 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
729 (s390_signed_integer_comparison,
730 s390_unsigned_integer_comparison): New predicates.
732 * config/s390/s390-protos.h (s390_check_symref_alignment,
733 s390_contiguous_bitmask_p, s390_reload_larl_operand,
734 s390_reload_symref_address,
735 s390_compare_and_branch_condition_mask): Prototypes added.
737 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
738 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
739 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
741 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
743 * config/s390/s390.c (z10_cost): New cost function for z10.
744 (s390_handle_arch_option, override_options): Support -march=z10 switch.
745 (s390_issue_rate): Adjust issue rate for z10.
746 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
747 (processor_flags): Add PF_Z10.
748 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
749 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
750 * gcc/config.gcc: Add z10.
752 2008-05-28 Richard Guenther <rguenther@suse.de>
754 PR tree-optimization/36291
755 * tree-flow. h (struct gimple_df): Remove var_anns member.
756 * tree-flow-inline.h (gimple_var_anns): Remove.
758 * tree-dfa.c (create_var_ann): Simplify.
759 (remove_referenced_var): Clear alias info from var_anns of globals.
760 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
761 (delete_tree_ssa): Clear alias info from var_anns of globals.
762 Do not free var_anns.
763 (var_ann_eq): Remove.
764 (var_ann_hash): Likewise.
766 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
768 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
769 and loongson2f entries.
770 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
771 * config/mips/mips.h (processor_type): Add Loongson-2E
772 and Loongson-2F entries.
773 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
774 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
775 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
776 * doc/invoke.texi (MIPS Options): Document loongson2e
777 and loongson2f processor names.
779 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
783 * config/i386/i386.c (ix86_function_arg_boundary): Use
784 alignment of canonical type.
785 (ix86_expand_vector_move): Check unaligned memory access for
788 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
790 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
791 Moved to the front of file.
793 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
794 H.J. Lu <hongjiu.lu@intel.com>
796 * dwarf2out.c (current_fde): New.
798 (lookup_cfa:): Likewise.
799 (dwarf2out_end_epilogue): Likewise.
800 (dwarf2out_note_section_used): Likewise.
802 2008-05-27 Michael Matz <matz@suse.de>
805 * c.opt (Wenum-compare): New warning option.
806 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
808 2008-05-27 Michael Matz <matz@suse.de>
811 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
813 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
814 into memory as tail calls.
816 2008-05-27 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/36339
819 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
820 pointers cause all addressable variables to be call clobbered.
822 2008-05-27 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/36245
825 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
827 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
829 * config/s390/s390.md: Replace all occurences of the 'm'
830 constraint with 'RT'.
832 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
834 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
836 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
838 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
839 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
840 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
842 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
844 * reload.c: (find_reloads): Skip alternatives according to the
845 "enabled" attribute. Constify the constraint variable.
846 * recog.c (get_attr_enabled): Add default implementation.
847 (extract_insn): Set the alternative_enabled_p array
848 in the recog_data struct.
849 (preprocess_constraints, constrain_operands): Skip
850 alternatives according to the "enabled" attribute
851 * recog.h (struct recog_data): New field alternative_enabled_p.
852 (skip_alternative): New inline function.
853 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
854 (record_reg_classes): Skip alternative according to the
857 * doc/md.texi: Add documention for the "enabled" attribute.
859 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
861 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
862 * postreload.c (reload_cse_simplify_operands): Replace 'm'
863 constraint with TARGET_MEM_CONSTRAINT.
864 * recog.c (asm_operand_ok, preprocess_constraints,
865 constrain_operands): Likewise.
866 * regclass.c (record_reg_classes): Likewise.
867 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
868 * reload1.c (maybe_fix_stack_asms): Likewise.
869 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
870 * recog.h: Adjust comment.
871 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
872 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
873 * doc/md.texi: Add a note to description of 'm' constraint.
874 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
876 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
878 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
879 that the bitfield is of integral type before testing its precision.
881 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
882 Sa Liu <saliu@de.ibm.com>
884 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
885 __modti3, __udivti3, __umodti3 and __udivmodti4.
886 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
887 that implement TImode mul and div functions.
888 * config/spu/multi3.c: New. Implement __multi3.
889 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
890 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
893 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
895 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
896 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
897 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
898 tls_sysv_suffix): New mode and mode attribute iterators.
899 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
900 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
901 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
902 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
903 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
906 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
908 PR tree-optimization/36329
909 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
910 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
911 * cgraphbuild.c (initialize_inline_failed): Use the latter
912 macro in lieu of the former.
913 * ipa-inline.c (cgraph_mark_inline): Likewise.
914 (cgraph_decide_inlining_of_small_function): Likewise.
915 (cgraph_decide_inlining): Likewise.
916 (cgraph_decide_inlining_incrementally): Likewise.
918 2008-05-26 Tristan Gingold <gingold@adacore.com>
919 Anatoly Sokolov <aesok@post.ru>
921 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
922 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
923 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
924 optimization for 'avr6' architecture.
926 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
929 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
931 2008-05-26 Richard Guenther <rguenther@suse.de>
933 * tree-ssa-sccvn.c (expr_has_constants): Declare.
934 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
936 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
939 * caller-save.c (insert_restore): Verify alignment of spill space.
940 (insert_save): Likewise.
941 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
942 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
943 (STACK_SLOT_ALIGNMENT): Likewise.
944 * function.c (LOCAL_ALIGNMENT): Removed.
945 (get_stack_local_alignment): New.
946 (assign_stack_local): Use it. Set alignment on stack slot.
947 (assign_stack_temp_for_type): Use get_stack_local_alignment.
948 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
949 (STACK_SLOT_ALIGNMENT): New.
950 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
951 stack slot in XFmode.
953 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
955 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
958 * config/i386/i386.md (allocate_stack_worker_64): Make sure
959 argument operand in rax isn't removed.
961 2008-05-26 Richard Guenther <rguenther@suse.de>
964 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
965 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
967 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
970 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
972 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
974 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
975 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
977 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
979 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
980 build a trampoline if we don't want one.
981 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
982 return zero for nested functions if we don't want a trampoline.
984 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
986 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
988 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
991 * c.opt: Removed undocumented option '-lang-fortran'.
992 * c-common.h: Removed global variable 'lang_fortran'.
993 * c-opts.c (c_common_handle_option): Removed code to handle
994 option '-lang-fortran'. Updated includes.
995 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
996 definition of '__GFORTRAN__'.
997 (define__GNUC__): Reimplemented to use BASEVER and
998 cpp_define_formatted.
999 (builtin_define_with_value_n): Removed.
1000 * c-incpath.h: Renamed to ...
1001 * incpath.h: ... this.
1002 * c-incpath.c: Renamed to ...
1003 * incpath.c: ... this. Updated includes.
1004 * fix-header.c: Updated includes.
1005 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1006 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1007 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1009 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1011 * tree.h: Update the table of flags used on tree nodes.
1012 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1013 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1014 (FORCED_LABEL): Add access check.
1015 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1016 (ASM_INPUT_P): Likewise.
1017 (ASM_VOLATILE_P): Likewise.
1018 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1019 (OMP_SECTION_LAST): Access private_flag directly.
1020 (OMP_RETURN_NOWAIT): Likewise.
1021 (OMP_PARALLEL_COMBINED): Likewise.
1022 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1023 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1024 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1025 deprecated_flag directly.
1027 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1029 * final.c (frame_pointer_needed): Removed.
1030 * flags.h (frame_pointer_needed): Likewise.
1032 * function.h (rtl_data): Add frame_pointer_needed.
1033 (frame_pointer_needed): New.
1035 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1037 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1039 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1041 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1044 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1046 * c-common.c (strip_array_types): Move function to..
1048 (get_inner_array_type): Delete.
1049 * c-common.h (strip_array_types): Move declaration to..
1051 (get_inner_array_type): Delete.
1052 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1053 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1054 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1055 * config/pa/pa.c (emit_move_sequence): Likewise.
1057 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1059 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1062 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1064 * function.c: Include target hook for nonlocal_goto frame value.
1066 2008-05-24 Richard Guenther <rguenther@suse.de>
1068 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1069 variable can be only accessed through a pointer or a union.
1071 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1073 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1074 * doc/extend.texi: Likewise.
1076 2008-05-23 DJ Delorie <dj@redhat.com>
1078 * config/m32c/jump.md (untyped_call): Add.
1080 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1082 (m32c_address_cost): Detail costs for indirect offsets.
1084 2008-05-23 Rafael Espindola <espindola@google.com>
1086 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1087 if a node is a SUBREG.
1088 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1091 2008-05-23 Paul Brook <paul@codesourcery.com>
1092 Carlos O'Donell <carlos@codesourcery.com>
1094 * doc/extend.texi: Clarify use of __attribute__((naked)).
1095 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1096 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1097 * function.c (use_register_for_decl): Use
1098 targetm.calls.allocate_stack_slots_for_args.
1099 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1100 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1101 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1103 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1105 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1107 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1109 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1110 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1111 is only rounded once.
1113 2008-05-23 Richard Guenther <rguenther@suse.de>
1115 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1117 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1118 Jakub Jelinek <jakub@redhat.com>
1121 * configure.ac: Handle --enable-cld.
1122 * configure: Regenerated.
1123 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1124 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1125 (ix86_current_function_needs_cld): New define.
1126 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1127 (cld): New isns pattern.
1128 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1129 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1130 * config/i386/i386.opt (mcld): New option.
1131 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1132 TARGET_CLD and ix86_current_function_needs_cld.
1133 (override_options): Use -mcld by default for 32-bit code if
1136 * doc/install.texi (Options specification): Document --enable-cld.
1137 * doc/invoke.texi (Machine Dependent Options)
1138 [i386 and x86-64 Options]: Add -mcld option.
1139 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1141 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1142 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1143 (return_in_memory_64): Likewise.
1144 (return_in_memory_ms_64): Likewise.
1146 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1148 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1149 * builtins.c (fold_builtin_fpclassify): New.
1150 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1151 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1152 * c-common.c (handle_type_generic_attribute): Adjust to accept
1153 fixed arguments before an elipsis.
1154 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1155 * doc/extend.texi: Document __builtin_fpclassify.
1157 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1159 * omp-low.c (gate_expand_omp_ssa): Remove.
1160 (pass_expand_omp_ssa): Remove.
1161 (gate_expand_omp): Do not check for flag_openmp_ssa.
1162 * common.opt (-fopenmp-ssa): Remove.
1163 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1165 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1167 * config/sh/sh.opt (mfixed-range): New option.
1168 * config/sh/sh-protos.h (sh_fix_range): Declare.
1169 * config/sh/sh.c (sh_fix_range): New function.
1170 * config/sh/sh.h (sh_fixed_range_str): Declare.
1171 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1173 * doc/invoke.texi (SH Options): Document -mfixed-range.
1175 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1177 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1178 it before the redeclaration.
1180 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1182 * config/avr/avr.c (get_sequence_length): Add new function.
1183 (expand_prologue, expand_epilogue): Remove duplicate code.
1185 2008-05-22 Rafael Espindola <espindola@google.com>
1187 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1190 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1192 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1193 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1195 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1196 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1197 (vect_update_misalignment_for_peel): Likewise.
1198 (vector_alignment_reachable_p): Likewise.
1199 * tree-vect-transform.c (vectorizable_load): Likewise.
1200 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1201 (get_vectype_for_scalar_type): Pass mode of scalar_type
1202 to UNITS_PER_SIMD_WORD.
1204 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1205 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1206 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1207 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1208 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1210 2008-05-22 Ira Rosen <irar@il.ibm.com>
1212 PR tree-optimization/36293
1213 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1214 if the first load must be skipped because of a gap.
1216 2008-05-22 Richard Guenther <rguenther@suse.de>
1218 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1219 more cases of offset disambiguation that is possible if
1220 strict-aliasing rules apply.
1221 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1222 for basic offset and type-based disambiguation.
1224 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1226 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1227 ix86_expand_vector_set on V16QImode for SSE4.1.
1229 2008-05-21 Tom Tromey <tromey@redhat.com>
1231 * c.opt (Wimport): Mark as undocumented.
1232 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1234 (Warning Options): Likewise.
1235 * doc/cppopts.texi: Don't mention -Wimport.
1237 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1239 PR tree-optimization/36287
1240 PR tree-optimization/36286
1241 * lambda-code.c (build_access_matrix): Do not use the loop->num
1242 for computing the number of induction variables: use the loop depth
1245 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1248 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1249 option -f(no-)leading-underscore.
1251 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1253 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1254 GET_MODE_NUNITS (mode).
1256 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1258 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1259 (-mmulhw): Add 464 to description.
1260 (-mdlmzb): Likewise.
1261 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1262 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1264 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1265 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1266 * config/rs6000/rs6000.md: Update comments for 464.
1268 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1270 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1272 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1274 * config/i386/sse.md (vec_extractv4sf): Removed.
1275 (vec_extractv2df): Likewise.
1276 (vec_extractv2di): Likewise.
1277 (vec_extractv4si): Likewise.
1278 (vec_extractv8hi): Likewise.
1279 (vec_extractv16qi): Likewise.
1280 (vec_extract<mode>): New.
1282 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1284 * config/i386/sse.md (vec_setv4sf): Removed.
1285 (vec_setv2df): Likewise.
1286 (vec_setv2di): Likewise.
1287 (vec_setv4si): Likewise.
1288 (vec_setv8hi): Likewise.
1289 (vec_setv16qi): Likewise.
1290 (vec_set<mode>): New.
1292 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1294 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1295 goto for vec_concat and vec_interleave.
1297 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1299 * config/i386/sse.md (vec_initv4sf): Removed.
1300 (vec_initv2df): Likewise.
1301 (vec_initv2di): Likewise.
1302 (vec_initv4si): Likewise.
1303 (vec_initv8hi): Likewise.
1304 (vec_initv16qi): Likewise.
1305 (vec_init<mode>): New.
1307 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1309 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1311 2008-05-21 Tom Tromey <tromey@redhat.com>
1313 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1314 (zone_find_object_offset): Likewise.
1315 (gt_ggc_m_S): Likewise.
1316 (highest_bit): Likewise.
1317 * ggc-page.c (gt_ggc_m_S): New function.
1318 * stringpool.c (string_stack): Remove.
1319 (init_stringpool): Update.
1320 (ggc_alloc_string): Use ggc_alloc.
1321 (maybe_delete_ident): New function.
1322 (ggc_purge_stringpool): Likewise.
1323 (gt_ggc_m_S): Remove.
1324 * ggc-common.c (ggc_protect_identifiers): New global.
1325 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1326 ggc_protect_identifiers.
1327 * ggc.h (ggc_protect_identifiers): Declare.
1328 (gt_ggc_m_S): Update.
1329 (ggc_purge_stringpool): Declare.
1330 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1331 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1333 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1335 2008-05-21 David S. Miller <davem@davemloft.net>
1337 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1340 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1342 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1345 2008-05-20 David Daney <ddaney@avtrex.com>
1347 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1348 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1349 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1350 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1351 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1352 (atomic_hiqi_op): New define_code_iterator.
1353 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1354 mips_expand_compare_and_swap_12.
1355 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1356 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1357 (sync_<optab><mode>, sync_old_<optab><mode>,
1358 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1359 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1360 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1361 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1362 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1363 (test_and_set_12): New insn.
1364 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1365 sync_new_<optab><mode>, sync_old_nand<mode>,
1366 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1367 clobber to operand 0 for SI and DI mode insns.
1368 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1369 mips_gen_fn_4): New typedefs.
1370 (mips_gen_fn_ptrs): Define new union type.
1371 (mips_expand_compare_and_swap_12): Remove declaration.
1372 (mips_expand_atomic_qihi): Declare function.
1373 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1374 (mips_expand_atomic_qihi): ... this. Use new generator function
1376 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1377 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1378 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1379 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1380 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1381 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1382 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1383 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1384 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1385 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1388 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1390 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1393 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1395 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1396 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1397 (avr_attribute_table): Add 'OS_main' function attribute.
1398 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1399 functions with 'OS_main' attribute.
1401 2008-05-20 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/35204
1404 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1405 helper, split out from ...
1406 (DFS): ... here. Make the DFS walk non-recursive.
1408 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1409 Jan Sjodin <jan.sjodin@amd.com>
1411 PR tree-optimization/36181
1412 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1413 (parallelize_loops): Don't parallelize when the loop has vector
1416 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1417 Sebastian Pop <sebastian.pop@amd.com>
1419 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1420 matrix, and never look at the tree representation of the memory
1422 (linear_transform_loops): Computes parameters and access matrices.
1423 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1425 (access_matrix_get_index_for_parameter): New.
1426 * tree-data-ref.h (struct access_matrix): New.
1427 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1428 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1429 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1430 am_vector_index_for_loop): New.
1431 (struct data_reference): Add field access_matrix.
1432 (DR_ACCESS_MATRIX): New.
1433 (compute_data_dependences_for_loop): Update declaration.
1434 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1435 * lambda.h (lambda_vector_vec_p): Declared.
1436 * lambda-code.c: Depend on pointer-set.h.
1437 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1438 av_for_af_base, av_for_af, build_access_matrix,
1439 lambda_compute_access_matrices): New.
1440 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1442 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1444 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1447 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1448 Sebastian Pop <sebastian.pop@amd.com>
1450 PR tree-optimization/36206
1451 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1453 (instantiate_scev_1): Rename flags to fold_conversions.
1454 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1455 outeside instantiation_loop.
1456 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1457 (evolution_function_is_affine_or_constant_p): Removed.
1458 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1460 (analyze_siv_subscript): Pass in the loop nest number.
1461 Call evolution_function_is_affine_in_loop instead of
1462 evolution_function_is_affine_p.
1463 (analyze_overlapping_iterations): Pass in the loop nest number.
1465 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1466 Sebastian Pop <sebastian.pop@amd.com>
1468 PR tree-optimization/36206
1469 * tree-chrec.h (chrec_fold_op): New.
1470 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1473 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1475 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1477 (remove_duplicates): Do not set inode on non-inode systems.
1480 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1482 * config.gcc (tm_file): Update comments about relative pathnames.
1484 2008-05-20 Richard Guenther <rguenther@suse.de>
1486 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1487 * tree-ssa-sccvn.c (process_scc): Likewise.
1488 * tree-ssa-sink.c (execute_sink_code): Likewise.
1489 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1490 * tree-vrp.c (process_assert_insertions): Likewise.
1491 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1492 (perform_tree_ssa_dce): Likewise.
1493 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1494 (dump_dominator_optimization_stats): Likewise.
1495 * tree-vectorizer.c (vectorize_loops): Likewise.
1497 2008-05-20 Richard Guenther <rguenther@suse.de>
1499 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1501 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1503 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1504 (ix86_i386elf_return_in_memory): Likewise.
1505 (ix86_i386interix_return_in_memory): Likewise.
1506 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1507 (SUBTARGET_RETURN_IN_MEMORY): New.
1508 * config/i386/i386elf.h: Likewise.
1509 * config/i386/ptx4-i.h: Likewise.
1510 * config/i386/sol2-10.h: Likewise.
1511 * config/i386/sysv4.h: Likewise.
1512 * config/i386/vx-common.h: Likewise.
1513 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1514 * config/i386/i386.c (ix86_return_in_memory): Made static and
1515 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1516 (ix86_i386elf_return_in_memory): Removed.
1517 (ix86_i386interix_return_in_memory): Removed.
1518 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1519 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1521 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1523 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1525 2008-05-19 Xinliang David Li <davidxl@google.com>
1527 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1529 * common.opt: Ditto.
1530 * doc/invoke.texi: Ditto.
1532 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1534 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1535 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1537 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1540 sizes of operand array from 8/4 to 4/2.
1541 (ix86_expand_vector_init_general): Change size of operand array
1542 from 32 to 16. Remove op0, op1 and half_mode.
1544 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1547 (ix86_expand_vector_init_interleave): Likewise.
1548 (ix86_expand_vector_init_general): Use them. Assert
1549 word_mode == SImode when n_words == 4.
1551 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/i386.c (ix86_secondary_reload): New static function.
1554 (TARGET_SECONDARY_RELOAD): New define.
1555 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1556 * config/i386/i386.md (reload_outqi): Remove.
1558 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1561 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1562 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1563 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1564 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1565 (fold_builtin_1): Likewise.
1566 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1567 c-common.c (check_builtin_function_arguments): Handle
1568 BUILT_IN_ISINF_SIGN.
1569 * doc/extend.texi: Document __builtin_isinf_sign.
1570 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1572 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1574 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1575 EH cleanup at the end of the pass, search for those that have been
1576 turned into forwarder blocks and do the cleanup on their successor.
1578 2008-05-18 Richard Guenther <rguenther@suse.de>
1580 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1581 pointers to sizetype and vice versa.
1583 2008-05-18 Xinliang David Li <davidxl@google.com>
1585 * gcc/tree-ssa-dce.c: Coding style fix.
1586 (check_pow): Documentation comment.
1587 (check_log): Documenation comment. Coding style fix.
1588 (is_unnecessary_except_errno_call): Ditto.
1589 (gen_conditions_for_pow): Ditto.
1590 (gen_conditions_for_log): Ditto.
1591 (gen_shrink_wrap_conditions): Ditto.
1592 (shrink_wrap_one_built_in_calls): Ditto.
1593 * gcc/doc/invoke.texi: Better documentation string.
1594 * ChangeLog: Fix wrong change log entries from
1595 May 17 checkin on function call DCE.
1597 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1599 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1601 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1603 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1604 * df-problems.c (simulation routines): Fixed block comment to
1605 properly say how to add forwards scanning functions.
1607 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1609 * tree-inline.c (setup_one_parameter): Remove dead code.
1611 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1613 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1614 a BIT_AND_EXPR only for an INTEGER_TYPE.
1616 2008-05-17 Xinliang David Li <davidxl@google.com>
1618 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1619 (check_pow, check_log, is_unnecessary_except_errno_call): New
1620 functions to check for eliminating math functions that are pure
1621 except for setting errno.
1622 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1623 general condition expressions for shrink-wrapping pow/log calls.
1624 (gen_shrink_wrap_conditions): Ditto.
1625 (shrink_wrap_one_built_in_call): Ditto.
1626 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1627 (mark_operand_necessary): If debugging, output if OP is necessary.
1628 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1630 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1632 * gcc/common.opt: New user flag -ftree-builtin-dce.
1633 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1635 2008-05-16 David S. Miller <davem@davemloft.net>
1637 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1638 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1640 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1645 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1647 * ifcvt.c (dead_or_predicable): Rename
1648 df_simulate_one_insn_backwards to df_simulate_one_insn.
1649 * recog.c (peephole2_optimize): Ditto.
1650 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1652 * df.h: Rename df_simulate_one_insn_backwards to
1653 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1654 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1655 scanning of defs and uses.
1656 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1657 (df_simulate_one_insn_forwards): Removed.
1659 2008-05-16 Doug Kwan <dougkwan@google.com>
1661 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1663 (real_from_string): Handle NaNs and Inf as approriate.
1665 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1667 * doc/gty.texi (Source Files Containing Type Information): Note
1668 that headers should appear first in the gtfiles list.
1670 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1672 * tree.def (COND_EXEC): Properly documented this code.
1674 2008-05-16 Diego Novillo <dnovillo@google.com>
1676 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1677 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1680 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1682 * tree-ssa-dse (max_stmt_uid): Removed.
1683 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1684 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1685 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1686 * function.h (cfun.last_stmt_uid): New field.
1687 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1688 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1690 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1691 (create_stmt_ann): Initialize the ann->uid field.
1692 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1694 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1696 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1698 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1699 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1700 (init_empty_tree_cfg): Call it.
1702 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1704 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1707 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1709 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1710 * tree-dump.c (dump_options): New verbose option.
1711 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1713 * tree-pass.h (TDF_VERBOSE): New dump flag.
1714 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1715 (tree-flow.h): Added include.
1716 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1718 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1720 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1722 From Jie Zhang <jie.zhang@analog.com>
1723 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1724 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1725 mcpu=bf561-none and mcpu=bf561-0.2.
1726 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1727 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1728 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1729 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1730 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1731 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1732 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1734 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1735 (cputype_selected): Remove.
1736 (bfin_handle_option): Don't use cputype_selected.
1737 (override_options): When no mcpu option, enable all workarounds.
1738 Don't use bfin_workarounds.
1739 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1741 (DEFAULT_CPU_TYPE): Don't define.
1743 2008-05-16 Richard Guenther <rguenther@suse.de>
1745 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1746 on deletion of the last stmt.
1748 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1750 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1751 V8HImode for SSE2 and V16QImode for SSE4.1.
1753 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1755 * cgraph.h (compute_inline_parameters): Made public.
1756 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1757 variable_generate_summary, function_write_summary,
1758 variable_write_summary, variable_read_summary. Added generate_summary,
1759 write_summary, read_summary.
1760 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1761 pass_ipa_inline.function_generate_summary, to
1762 compute_inline_parameters.
1763 * ipa-inline.c (compute_inline_parameters): Made public and added
1765 (compute_inline_parameters_for_current): New function.
1766 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1767 (inline_generate_summary): Removed parameter and made to loop over
1769 (pass_ipa_inline): Updated for new IPA_PASS structure.
1770 * passes.c (execute_ipa_summary_passes): Now is called once per
1771 pass rather than once per node*pass.
1773 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1775 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1776 avr_have_mul_p, avr_asm_only_p): Remove variables.
1777 (avr_override_options): Remove initialization of removed variables.
1778 (avr_file_start): Convert removed variables to fields of
1779 'struct base_arch_s *avr_current_arch'.
1780 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1781 (AVR_HAVE_MUL): (Ditto.).
1782 (AVR_HAVE_MOVW): (Ditto.).
1783 (AVR_HAVE_LPMX): (Ditto.).
1784 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1785 avr_asm_only_p): Remove declaration.
1787 2008-05-15 Diego Novillo <dnovillo@google.com>
1789 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1790 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1792 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1795 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1796 Don't call record_truncated_value from here.
1797 (record_truncated_value): Turn it into a for_each_rtx callback.
1798 (record_truncated_values): New function.
1799 (combine_instructions): Call note_uses with record_truncated_values.
1800 Change name of check_conversion to check_promoted_subreg.
1802 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1804 * doc/sourcebuild.texi: Document support for torture tests.
1806 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1808 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1809 to alternative 4 of operand 2.
1811 2008-05-15 Richard Guenther <rguenther@suse.de>
1813 * tree-pass.h (current_pass): Declare.
1814 (get_pass_for_id): Likewise.
1815 * passes.c (passes_by_id, passes_by_id_size): New globals.
1816 (set_pass_for_id): New function.
1817 (get_pass_for_id): Likewise.
1818 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1819 (execute_function_todo): Flush per function statistics.
1820 * toplev.c (compile_file): Init statistics.
1821 (general_init): Do early statistics initialization.
1822 (finalize): Finish statistics.
1823 * statistics.h (statistics_early_init): Declare.
1824 (statistics_init): Likewise.
1825 (statistics_fini): Likewise.
1826 (statistics_fini_pass): Likewise.
1827 (statistics_counter_event): Likewise.
1828 (statistics_histogram_event): Likewise.
1829 * statistics.c: New file.
1830 * Makefile.in (OBJS-common): Add statistics.o.
1831 (statistics.o): Add dependencies.
1832 * doc/invoke.texi (-fdump-statistics): Document.
1834 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1836 (execute_pre): Use statistics_counter_event.
1837 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1838 (substitute_and_fold): Increment it. Use statistics_counter_event.
1840 2008-05-15 Diego Novillo <dnovillo@google.com>
1842 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1844 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1845 * tree-ssa-alias.c (new_type_alias): Remove references to
1846 sub-variables from comment.
1847 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1849 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1851 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1852 attribute to 1 only for insertps alternative.
1854 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1856 * config/bfin/bfin.md (loadbytes): New pattern.
1857 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1858 (bfin_init_builtins): Initialize it.
1859 (bdesc_1arg): Add it.
1861 2008-05-15 Sa Liu <saliu@de.ibm.com>
1863 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1864 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1865 * testsuite/lib/target-supports.exp: Add
1866 check_effective_target_fortran_integer_16.
1868 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1870 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1871 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1872 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1873 (TARGET_RETURN_IN_MEMORY): Define.
1875 2008-05-15 Richard Guenther <rguenther@suse.de>
1878 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1879 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1880 represent unmodifiable vars.
1882 2008-05-15 Richard Guenther <rguenther@suse.de>
1884 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1885 INDIRECT_REF and TARGET_MEM_REF.
1886 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1889 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1890 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1893 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1894 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1895 insn alternatives. Add missing alternatives.
1896 (*vec_concatv2di_rex64_sse4_1): Likewise.
1897 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1898 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1901 2008-05-15 Richard Guenther <rguenther@suse.de>
1903 PR tree-optimization/36009
1904 PR tree-optimization/36204
1905 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1906 (determine_invariantness_stmt): Record the loop a store is
1908 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1911 2008-05-15 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/34330
1914 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1915 through the pointer will alias the SMT.
1917 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1919 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1921 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1923 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1925 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1926 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1928 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1929 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1930 (vashl_optab): New optab for vector/vector shifts.
1931 (vashr_optab): Ditto.
1932 (vlshr_optab): Ditto.
1933 (vrotl_optab): Ditto.
1934 (vrotr_optab): Ditto.
1935 (optab_subtype): New enum for optab_for_tree_code call.
1936 (optab_for_tree_code): Add enum optab_subtype argument.
1938 * optabs.c (optab_for_tree_code): Take an additional argument to
1939 distinguish between a vector shift by a scalar and vector shift by
1940 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1941 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1942 vector shift by a vector.
1943 (expand_widen_pattern_expr): Pass additional argument to
1944 optab_for_tree_code.
1946 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1947 vrotl_optab, vrotr_optab.
1949 * expr.c (expand_expr_real_1): Update calls to
1950 optab_for_tree_code to distinguish between vector shifted by a
1951 scalar and vector shifted by a vector.
1952 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1953 (supportable_narrowing_operation): Ditto.
1954 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1955 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1956 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1957 (vect_create_epilog_for_reduction): Ditto.
1958 (vectorizable_reduction): Ditto.
1959 (vectorizable_operation): Ditto.
1960 (vect_strided_store_supported): Ditto.
1961 (vect_strided_load_supported): Ditto.
1962 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1963 * expmed.c (expand_shift): Ditto.
1965 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1967 (ashr@var{m}3): Ditto.
1968 (vashl@var{m}3): Document new vector/vector shift standard name.
1969 (vashr@var{m}3): Ditto.
1970 (vlshr@var{m}3): Ditto.
1971 (vrotl@var{m}3): Ditto.
1972 (vrotr@var{m}3): Ditto.
1974 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1975 (PPERM_INVERT): Ditto.
1976 (PPERM_REVERSE): Ditto.
1977 (PPERM_REV_INV): Ditto.
1978 (PPERM_ZERO): Ditto.
1979 (PPERM_ONES): Ditto.
1980 (PPERM_SIGN): Ditto.
1981 (PPERM_INV_SIGN): Ditto.
1982 (PPERM_SRC1): Ditto.
1983 (PPERM_SRC2): Ditto.
1985 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1986 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1987 allows a memory operand to be the value being added, and split it
1988 to improve vectorization.
1989 (sse5_pmacsdqh_mem): Ditto.
1990 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1991 (sse5_mulv2div2di3_high): Ditto.
1992 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1993 (vec_pack_trunc_v4si): Ditto.
1994 (vec_pack_trunc_v2di): Ditto.
1995 (sse5_pcmov_<mode>): Remove code that tried to use use
1996 andps/andnps instead of pcmov.
1997 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1998 pmacsdqh instructions.
1999 (vec_widen_smult_lo_v4si): Ditto.
2001 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2002 (PPERM_INVERT): Ditto.
2003 (PPERM_REVERSE): Ditto.
2004 (PPERM_REV_INV): Ditto.
2005 (PPERM_ZERO): Ditto.
2006 (PPERM_ONES): Ditto.
2007 (PPERM_SIGN): Ditto.
2008 (PPERM_INV_SIGN): Ditto.
2009 (PPERM_SRC1): Ditto.
2010 (PPERM_SRC2): Ditto.
2011 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2013 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2015 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2016 says ignore whether the last reference is a memory operand.
2018 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2019 Paolo Bonzini <bonzini at gnu dot org>
2021 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2024 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2025 (vlshr<mode>3): Rename from vlshr<mode>3.
2026 (vashr<mode>3): Rename from vashr<mode>3.
2027 (mulv4sf3): Change the names of vector shift patterns.
2031 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2034 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2059 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2060 (floatunssidf2_internal): Change vector/vector shift names.
2061 (floatunsdidf2_internal): Ditto.
2068 (vashl<mode>3): Rename from ashl<mode>3.
2069 (vashr<mode>3): Rename from ashr<mode>3.
2070 (vlshr<mode>3): Rename from lshr<mode>3.
2071 (vrotl<mode>3): Rename from rotl<mode>3.
2073 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2076 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2077 multiply gives the wrong value when doing widening multiplies.
2078 (vec_widen_smult_lo_v4si): Ditto.
2080 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2082 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2083 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2084 emit_library_call_value.
2085 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2086 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2087 * calls.c (initialize_argument_information, precompute_arguments,
2088 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2089 (precompute_arguments): Removed flags parameter.
2090 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2092 2008-05-14 Richard Guenther <rguenther@suse.de>
2094 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2095 Make sure to register the store if the use is a PHI_NODE.
2097 2008-05-14 Olivier Hainque <hainque@adacore.com>
2099 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2100 memory if the component is to be referenced in BLKmode according
2101 to get_inner_reference.
2103 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2105 * calls.c (emit_library_call_value_1): Restore code clearing
2106 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2108 2008-05-14 Olivier Hainque <hainque@adacore.com>
2109 Nicolas Roche <roche@adacore.com>
2111 * configure.ac: Add support for a "gcc_subdir" variable in
2112 config-lang.in, to denote a subdirectory where the language/GCC
2113 integration files are to be found.
2114 * configure: Regenerate.
2116 2008-05-14 Ira Rosen <irar@il.ibm.com>
2118 PR tree-optimization/36098
2119 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2120 value for the first load in the group in case of a gap.
2121 (vect_build_slp_tree): Check that there are no gaps in loads.
2123 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2125 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2126 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2127 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2128 emit_insn and remove unneeded code to construct extra args.
2129 (emit_no_conflict_block): Removed.
2130 * optabls.h: (emit_no_conflict_block): Removed.
2131 * cse.c (cse_extended_basic_block): Remove search for
2132 REG_NO_CONFLICT note.
2133 * global.c: Removed incorrect comment added in revision 117.
2134 * expr.c (convert_move): Change call to emit_no_conflict_block to
2136 * recog.c: Change comments so that they do not mention
2138 * local_alloc.c (combine_regs): Removed last parameter.
2139 (no_conflict_p): Removed.
2140 (block_alloc): Removed note, no_conflict_combined_regno and set
2141 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2142 (combine_regs): Removed already_dead and code to look for
2143 REG_NO_CONFLICT notes.
2144 * lower_subreg (remove_retval_note): Removed code to look for
2145 REG_NO_CONFLICT block.
2146 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2147 (resolve_clobber): Remove code to process libcalls that have
2148 REG_NO_CONFLICT notes.
2149 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2151 * combine.c (can_combine_p, distribute_notes): Removed
2152 REG_NO_CONFLICT case.
2153 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2155 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2156 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2158 * reg-notes.def (NO_CONFLICT): Removed.
2160 2008-05-14 David S. Miller <davem@davemloft.net>
2162 * config/sparc/sparc.c (sparc_profile_hook): If
2163 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2164 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2165 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2167 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2169 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2171 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2175 and op1 expansion before vector concat to have less live pseudos.
2177 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2179 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2180 ix86_expand_vector_set if supported.
2182 2008-05-13 Diego Novillo <dnovillo@google.com>
2183 Kenneth Zadeck <zadeck@naturalbridge.com>
2185 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2187 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2188 phinodes_print_statistics, init_ssanames, fini_ssanames,
2189 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2190 release_ssa_name, release_defs, replace_ssa_name_symbol,
2191 ssanames_print_statistics): Move ...
2192 * tree-flow.h: ... here.
2193 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2194 Use FN instead of cfun.
2195 (make_ssa_name_fn): Rename from make_ssa_name.
2196 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2197 * tree-flow-inline.h (make_ssa_name): Move from
2198 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2199 * omp-low.c (expand_omp_parallel):
2200 * tree-flow-inline.h (redirect_edge_var_map_result):
2201 * tree-ssa.c (init_tree_ssa): Add argument FN.
2202 Use it instead of cfun. Update all users.
2204 2008-05-13 Tom Tromey <tromey@redhat.com>
2206 PR preprocessor/22168:
2207 * doc/cpp.texi (Top): Update menu.
2208 (Alternatives to Wrapper #ifndef): New node.
2209 (Other Directives): Document deprecation.
2210 (Obsolete Features): Remove menu.
2211 (Assertions): Merge node into Obsolete Features.
2212 (Obsolete once-only headers): Move earlier; rename to Alternatives
2214 * doc/cppopts.texi: Update.
2215 * c.opt (Wdeprecated): Enable for C and ObjC.
2216 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2217 (C++ Dialect Options): Move -Wno-deprecated from here to...
2218 (Warning Options): ... here.
2220 2008-05-13 Richard Guenther <rguenther@suse.de>
2223 * fold-const.c (fold_sign_changed_comparison): Do not allow
2224 changes in pointer-ness.
2226 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2229 * config/sh/sh.c (sh_expand_prologue): Don't clear
2230 RTX_FRAME_RELATED_P for push insns.
2232 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2234 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2236 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2238 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2239 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2240 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2242 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2244 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2245 (*vec_concatv4sf_sse): This.
2246 (*sse2_concatv2si): Renamed to ...
2247 (*vec_concatv2si_sse2): This.
2248 (*sse1_concatv2si): Renamed to ...
2249 (*vec_concatv2si_sse): This.
2250 (*vec_concatv2di_rex): Renamed to ...
2251 (*vec_concatv2di_rex64): This.
2252 (*vec_concatv2si_sse4_1): New.
2253 (*vec_concatv2di_rex64_sse4_1): Likewise.
2255 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2257 PR rtl-optimization/36111
2258 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2259 that was created for swappable operands.
2261 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2264 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2265 * configure.ac: Add call to ACX_PROG_GNAT.
2267 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2269 * optc-gen.awk: Fix comment typo.
2271 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2273 * pretty-print.c (pp_integer_with_precision): Use
2274 HOST_LONG_LONG_FORMAT.
2276 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2278 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2280 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2282 * config/i386/i386.c (bdesc_ptest): Removed.
2283 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2284 (bdesc_args): Add __builtin_ia32_ptestz128,
2285 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2286 (ix86_init_mmx_sse_builtins): Updated.
2287 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2288 (ix86_expand_builtin): Updated.
2290 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2292 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2293 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2295 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2297 * value-prof.c (interesting_stringop_to_profile): Do not
2298 return early for BUILT_IN_MEMPCPY.
2300 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2302 * calls.c (expand_call): Don't use callgraph to increase
2303 preferred_stack_boundary.
2305 * cgraph.h (cgraph_rtl_info): Use unsigned on
2306 preferred_incoming_stack_boundary.
2308 * final.c (rest_of_clean_state): Use unsigned on
2309 preferred_stack_boundary.
2311 2008-05-09 Tom Tromey <tromey@redhat.com>
2313 PR preprocessor/22231:
2314 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2317 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2319 PR tree-optimization/36129
2320 * tree-ssa-ccp.c: Include value-prof.h.
2321 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2322 built-in function was folded to a constant.
2323 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2325 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2326 Sebastian Pop <sebastian.pop@amd.com>
2328 * tree-scalar-evolution.c: Document instantiate_scev.
2329 (instantiate_parameters_1): Renamed instantiate_scev_1.
2330 Don't use the same loop for instantiation_loop and evolution_loop.
2331 (instantiate_scev): New.
2332 (instantiate_parameters): Moved...
2333 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2334 same loop twice. Maintains the semantics for this function.
2335 * tree-scalar-evolution.h (instantiate_scev): Declare.
2336 (instantiate_parameters): ...here. Now static inline.
2337 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2338 instead of resolve_mixers.
2340 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2342 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2344 2008-05-09 Tomas Bily <tbily@suse.cz>
2346 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2347 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2348 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2349 * c-common.c (c_common_truthvalue_conversion): Likewise.
2350 * tree-object-size.c (compute_object_offset): Likewise.
2351 * tree-inline.c (estimate_num_insns_1): Likewise.
2352 * varasm.c (const_hash_1, compare_constant, copy_constant)
2353 (compute_reloc_for_constant, output_addressed_constants)
2354 (initializer_constant_valid_p): Likewise.
2355 * c-omp.c (check_omp_for_incr_expr): Likewise.
2356 * gimplify.c (gimplify_expr): Likewise.
2357 * c-typeck.c (c_finish_return): Likewise.
2358 * tree-vectorizer.c (supportable_widening_operation)
2359 (supportable_narrowing_operation): Likewise.
2360 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2361 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2362 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2363 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2364 (descr_info_loc): Likewise.
2365 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2366 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2367 (fold_unary): Likewise.
2368 * builtins.c (get_pointer_alignment): Likewise.
2369 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2370 (instantiate_parameters_1): Likewise.
2371 * tree.c (expr_align, stabilize_reference): Likewise.
2372 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2373 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2374 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2375 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2376 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2377 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2379 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2380 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2381 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2382 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2383 (forward_propagate_comparison)
2384 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2385 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2386 * emit-rtl.c (component_ref_for_mem_expr)
2387 (set_mem_attributes_minus_bitpos): Likewise.
2388 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2389 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2391 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2392 (build_function_call, pointer_diff, build_compound_expr)
2393 (c_finish_return): Likewise.
2394 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2395 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2397 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2398 * expr.c (is_aligning_offset): Likewise.
2399 * tree-ssa-alias.c (is_escape_site): Likewise.
2400 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2401 (check_all_va_list_escapes): Likewise.
2402 * tree-ssa-loop-ivopts.c (determine_base_object)
2403 (determine_common_wider_type): Likewise.
2404 * dojump.c (do_jump): Likewise.
2405 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2406 * tree-gimple.c (is_gimple_cast): Likewise.
2407 * fold-const.c (decode_field_reference, )
2408 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2409 (fold_binary): Likewise.
2410 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2411 (already_warned_in_frontend_p): Likewise.
2412 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2413 * tree.c (really_constant_p, get_unwidened): Likewise.
2414 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2415 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2416 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2418 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2420 (CONVERT_EXPR_P): Define.
2421 (CASE_CONVERT): Define.
2423 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2426 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2427 (delete_unmarked_insns): When deleting a call, call
2428 delete_unreachable_blocks.
2429 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2430 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2432 2008-05-08 Richard Guenther <rguenther@suse.de>
2434 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2435 (-ftree-salias): Likewise.
2436 (salias-max-implicit-fields): Remove param documentation.
2437 (salias-max-array-elements): Likewise.
2438 * tree-pass.h (pass_create_structure_vars): Remove.
2439 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2440 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2441 * tree-ssa-alias.c (create_structure_vars): Remove.
2442 (gate_structure_vars): Likewise.
2443 (pass_create_structure_vars): Likewise.
2444 (gate_build_alias): Likewise.
2445 (pass_build_alias): Adjust to run always and dump the function.
2446 * common.opt (ftree-salias): Hide.
2447 * passes.c (init_optimization_passes): Remove
2448 pass_create_structure_vars, adjust comment.
2449 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2450 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2451 * opts.c (decode_options): Do not set flag_tree_salias.
2452 (common_handle_option): Add OPT_ftree_salias to the backward
2453 compatibility section.
2455 2008-05-08 Richard Guenther <rguenther@suse.de>
2457 * tree-flow-inline.h (var_can_have_subvars): Move ...
2458 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2459 * tree-flow.h (var_can_have_subvars): Remove.
2460 (push_fields_onto_fieldstack): Remove.
2461 (sort_fieldstack): Likewise.
2462 (struct fieldoff): Move ...
2463 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2464 alias_set and base_for_components fields.
2465 (sort_fieldstack): Make static.
2466 (push_fields_onto_fieldstack): Likewise. Remove code that
2467 handles anything but RECORD_TYPEs. Remove alias_set and
2468 base_for_components handling.
2469 (create_variable_info_for): Adjust.
2471 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2473 * common.opt (Wframe-larger-than=): Shorten the help message
2475 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2477 2008-05-08 Rafael Espindola <espindola@google.com>
2479 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2481 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2482 trap and that both operands are gimple values.
2483 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2484 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2487 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2489 * read-rtl.c (join_c_conditions): Return the first string if the
2490 two strings are equal.
2492 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2494 * gensupport.h (pred_data): Add a "num_codes" field.
2495 (add_predicate_code): Declare.
2496 * gensupport.c (add_predicate_code): New function.
2497 (std_pred_table): Add an "allows_const_p" field.
2498 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2499 Remove the (incomplete) list of such codes from the codes field.
2500 (init_predicate_table): Use add_predicate_code. Add all
2501 RTX_CONST_OBJs if allows_const_p is true.
2502 * genrecog.c (process_define_predicate): Use add_predicate_code.
2504 2008-05-08 David Daney <ddaney@avtrex.com>
2505 Richard Sandiford <rsandifo@nildram.co.uk>
2507 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2508 special case of constant zero operands.
2509 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2510 old and new values. Special case constant zero values.
2511 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2513 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2514 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2516 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2519 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2520 similar RTX_CONST_OBJ before CONST_INT.
2522 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2524 * stmt.c (expand_stack_restore): Change sa mode if needed.
2526 2008-05-08 Richard Guenther <rguenther@suse.de>
2528 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2529 return type to bool.
2530 (ix86_sol10_return_in_memory): Likewise.
2531 (ix86_i386elf_return_in_memory): Likewise.
2532 (ix86_i386interix_return_in_memory): Likewise.
2533 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2534 (ix86_sol10_return_in_memory): Likewise.
2535 (ix86_i386elf_return_in_memory): Likewise.
2536 (ix86_i386interix_return_in_memory): Likewise.
2538 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2541 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2543 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2544 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2547 2008-05-08 Richard Guenther <rguenther@suse.de>
2549 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2550 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2551 (DR_SUBVARS): Remove.
2552 * tree-dfa.c (dump_subvars_for): Remove.
2553 (debug_subvars_for): Likewise.
2554 (dump_variable): Do not dump subvars.
2555 (remove_referenced_var): Do not remove subvars.
2556 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2557 (lookup_subvars_for_var): Remove.
2558 (get_subvars_for_var): Likewise.
2559 (get_subvars_at): Likewise.
2560 (get_first_overlapping_subvar): Likewise.
2561 (overlap_subvar): Likewise.
2562 * tree-flow.h (subvar_t): Remove.
2563 (struct var_ann_d): Remove subvars field.
2564 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2565 argument. Remove special handling of SFTs.
2566 (compute_tag_properties): Likewise.
2567 (set_initial_properties): Likewise.
2568 (compute_call_clobbered): Likewise.
2569 (count_mem_refs): Likewise.
2570 (compute_memory_partitions): Likewise.
2571 (compute_flow_insensitive_aliasing): Likewise.
2572 (setup_pointers_and_addressables): Likewise.
2573 (new_type_alias): Likewise.
2574 (struct used_part): Remove.
2575 (used_portions): Likewise.
2576 (struct used_part_map): Likewise.
2577 (used_part_map_eq): Likewise.
2578 (used_part_map_hash): Likewise.
2579 (free_used_part_map): Likewise.
2580 (up_lookup): Likewise.
2581 (up_insert): Likewise.
2582 (get_or_create_used_part_for): Likewise.
2583 (create_sft): Likewise.
2584 (create_overlap_variables_for): Likewise.
2585 (find_used_portions): Likewise.
2586 (create_structure_vars): Likewise.
2587 * tree.def (STRUCT_FIELD_TAG): Remove.
2588 * tree.h (MTAG_P): Adjust.
2589 (struct tree_memory_tag): Remove base_for_components and
2590 unpartitionable flags.
2591 (struct tree_struct_field_tag): Remove.
2592 (SFT_PARENT_VAR): Likewise.
2593 (SFT_OFFSET): Likewise.
2594 (SFT_SIZE): Likewise.
2595 (SFT_NONADDRESSABLE_P): Likewise.
2596 (SFT_ALIAS_SET): Likewise.
2597 (SFT_UNPARTITIONABLE_P): Likewise.
2598 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2599 (union tree_node): Remove sft field.
2600 * alias.c (get_alias_set): Remove special handling of SFTs.
2601 * print-tree.c (print_node): Remove handling of SFTs.
2602 * tree-dump.c (dequeue_and_dump): Likewise.
2603 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2604 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2605 * tree-predcom.c (set_alias_info): Do not set subvars.
2606 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2607 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2608 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2609 (add_vars_for_offset): Remove.
2610 (add_virtual_operand): Remove special handling of SFTs.
2611 (add_call_clobber_ops): Likewise.
2612 (add_call_read_ops): Likewise.
2613 (get_asm_expr_operands): Likewise.
2614 (get_modify_stmt_operands): Likewise.
2615 (get_expr_operands): Likewise.
2616 (add_to_addressable_set): Likewise.
2617 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2618 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2619 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2620 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2621 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2622 (tree_node_structure): Likewise.
2623 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2625 (find_what_p_points_to): Likewise.
2627 2008-05-08 Sa Liu <saliu@de.ibm.com>
2629 * config/spu/spu.md: Fixed subti3 pattern.
2631 2008-05-08 Richard Guenther <rguenther@suse.de>
2634 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2635 sure to create a representative for trailing arrays for PTA.
2637 2008-05-08 Richard Guenther <rguenther@suse.de>
2640 * fold-const.c (operand_equal_p): Two objects which types
2641 differ in pointerness are not equal.
2643 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2645 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2646 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2647 (emit_library_call_value_1): Add new variable fndecl initialized by
2648 NULL_TREE. It should be the decl type of orgfun, but this information
2649 seems not to be available here, so it uses the default calling abi.
2650 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2651 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2652 by TARGET_RETURN_IN_MEMORY.
2653 * config/i386/i386-interix.h: Likewise.
2654 * config/i386/i386.h: Likewise.
2655 * config/i386/i386elf.h: Likewise.
2656 * config/i386/ptx4-i.h: Likewise.
2657 * config/i386/sol2-10.h: Likewise.
2658 * config/i386/sysv4.h: Likewise.
2659 * config/i386/vx-common.h: Likewise.
2660 * config/cris/cris.h: Removed #if 0 clause.
2661 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2662 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2664 (ix86_sol10_return_in_memory): Likewise.
2665 (ix86_i386elf_return_in_memory): New.
2666 (ix86_i386interix_return_in_memory): New.
2667 * config/mt/mt-protos.h (mt_return_in_memory): New.
2668 * config/mt/mt.c: Likewise.
2669 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2670 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2671 * config/bfin/bfin.h: Likewise.
2672 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2674 * config/bfin/bfin.c: Likewise.
2675 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2676 * config/alpha/unicosmk.h: Likewise.
2677 * config/i386/cygming.h: Likewise.
2678 * config/iq2000/iq2000.h: Likewise.
2679 * config/mips/mips.h: Likewise.
2680 * config/mn10300/mn10300.h: Likewise.
2681 * config/rs6000/rs6000.h: Likewise.
2682 * config/score/score.h: Likewise.
2683 * config/spu/spu.h: Likewise.
2684 * config/v850/v850.h: Likewise.
2685 * defaults.h: Likewise.
2686 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2687 * expr.c (emit_block_move): Adjust use of
2688 OUTGOING_REG_PARM_STACK_SPACE.
2689 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2690 OUTGOING_REG_PARM_STACK_SPACE.
2691 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2693 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2695 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2696 on OMP_RETURN for OMP_FOR.
2699 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2700 (fortran_common): New function.
2701 (gen_variable_die): Call fortran_common instead of common_check,
2702 adjust for it returning tree instead of rtx. Formatting.
2704 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2708 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2709 * c-decl.c (merge_decls): Ditto.
2710 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2711 to RTL_CONST_OR_PURE_CALL_P.
2712 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2713 Initialized DECL_LOOPING_CONST_PURE.
2714 (process_call_operands): Set tree_side_effects properly.
2715 * tree.h (TREE_READONLY_DECL_P): Removed.
2716 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2717 (DECL_LOOPING_OR_CONST_P): New macro.
2718 (struct tree_function_decl): Added looping_const_or_pure_p.
2720 (ECF_LOOPING_OR_CONST_P): New macro.
2721 * rtlanal.c (pure_const_p): Removed.
2722 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2723 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2724 to RTL_CONST_CALL_P.
2725 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2726 (check_decl, check_tree, check_call, scan_function): Initialize
2728 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2729 (static_execute): Set looping true for recursive functions.
2730 Undo setting state to IPA_NEITHER for recursive functions.
2732 * ifcvt.c (noce_can_store_speculate_p): Changed
2733 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2734 RTL_CONST_OR_PURE_CALL_P.
2735 * dse.c (scan_insn): Ditto.
2736 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2737 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2738 RTL_CONST_OR_PURE_CALL_P.
2739 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2740 pure_call_p to RTL_CONST_CALL_P.
2741 * gimplify.c (gimplify_call_expr): Clear side effects for
2742 non-looping pure and constant calls.
2743 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2744 (flags_from_decl_or_type): Set ecf flags from decl flags.
2745 (initialize_argument_information): Turn off
2746 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2747 Change const to pure if callee_copies is true rather than just
2749 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2750 way of marking pure calls.
2751 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2752 Remove hack that was supposed to fix pr7335 and remove old
2753 way of marking pure calls.
2754 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2755 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2756 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2757 RTL_CONST_OR_PURE_CALL_P.
2758 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2759 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2760 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2761 * sched-deps.c (schedule_analyze): Ditto.
2762 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2763 return_val field of calls to represent pure and const function info.
2764 (CONST_OR_PURE_CALL_P): Deleted macro.
2765 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2766 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2767 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2769 * tree-optimize.c (execute_fixup_cfg): Added test for
2770 ECF_LOOPING_CONST_OR_PURE.
2771 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2773 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2774 effects for looping pure or const calls.
2775 (verify_gimple_expr): Added verification code.
2776 * config/alpha/alpha.c (alpha_legitimize_address,
2777 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2779 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2780 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2781 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2782 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2783 RTL_CONST_OR_PURE_CALL_P.
2784 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2785 and const calls to be deleted.
2787 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2791 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2792 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2793 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2794 to handle nonimmediate operands.
2795 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2796 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2797 to handle nonimmediate operands.
2798 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2799 (mmx_pmulhrwv4hi3): New expander. Use
2800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2801 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2802 (sse2_umulv1siv1di3): New expander. Use
2803 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2804 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2805 (mmx_eq<mode>3): New expander. Use
2806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2807 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2808 (mmx_uavgv8qi3): New expander. Use
2809 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2810 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2811 (mmx_uavgv4hi3): New expander. Use
2812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2814 * config/i386/sse.md
2815 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2816 to handle nonimmediate operands.
2817 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2818 to handle nonimmediate operands.
2819 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2820 to handle nonimmediate operands.
2821 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2822 to handle nonimmediate operands.
2823 (sse2_unpckhpd_exp): New expander. Use
2824 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2825 (sse2_unpcklpd_exp): New expander. Use
2826 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2827 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2828 to handle nonimmediate operands.
2829 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2830 to handle nonimmediate operands.
2831 (*sse2_<plusminus_insn><mode>3): Rename from
2832 sse2_<plusminus_insn><mode>3 insn pattern.
2833 (sse2_<plusminus_insn><mode>3): New expander. Use
2834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2835 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2836 (sse2_umulv2siv2di3): New expander. Use
2837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2838 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2839 (sse4_1_mulv2siv2di3): New expander. Use
2840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2841 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2842 (sse2_pmaddwd): New expander. Use
2843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2844 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2845 (sse2_eq<mode>3): New expander. Use
2846 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2847 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2848 (sse4_1_eqv2di3): New expander. Use
2849 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2850 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2851 (sse2_uavgv16qi3): New expander. Use
2852 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2853 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2854 (sse2_uavgv16qi3): New expander. Use
2855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2856 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2857 (sse2_uavgv8hi3): New expander. Use
2858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2859 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2860 (ssse3_pmulhrswv8hi3): New expander. Use
2861 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2862 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2863 (ssse3_pmulhrswv4hi3): New expander. Use
2864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2866 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2867 (<sse>_vmmul<mode>3): Ditto.
2868 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2870 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2871 (ssse3_pmaddubsw): Ditto.
2873 * config/i386/i386.c (struct_builtin_description)
2874 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2875 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2876 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2877 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2878 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2879 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2880 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2881 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2882 (ix86_fixup_binary_operands): Assert that src1
2883 and src2 must have the same mode when swapped.
2884 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2885 and ix86_binary_operator_ok. Do not force operands in registers
2888 2008-05-07 Jan Hubicka <jh@suse.cz>
2890 * cgraph.c (dump_cgraph_node): Update.
2891 * cgraph.h (cgraph_local_info): Break out inline summary.
2892 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2894 * ipa-inline (inline_summary): New accestor function.
2895 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2896 cgraph_decide_inlining, compute_inline_parameters): Update.
2897 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2899 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2901 Cleanup ColdFire scheduling support and add V4 pipeline model.
2903 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2904 (define_attr cpu): Add cfv4 value.
2905 (define_attr type, define_attr type1): Merge into a single 'type'
2906 attribute. Update all uses.
2907 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2908 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2910 (define_attr opx_mem, define_attr opy_mem): Remove.
2911 (define_attr op_mem): Clean up, update comment.
2912 (define_attr size): Use specific values instead of general int.
2913 (define_attr guess, define_attr split): Remove. Update all uses.
2914 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2915 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2916 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2917 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2918 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2919 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2920 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2921 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2922 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2923 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2924 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2925 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2926 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2927 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2928 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2929 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2930 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2931 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2932 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2933 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2934 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2935 Update or set attributes.
2936 (stack_tie): New fake instruction.
2938 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2939 (m68k_sched_attr_size): Update declaration.
2940 (m68k_sched_attr_type2): Remove.
2941 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2942 Declare new bypass predicates.
2944 * config/m68k/m68k.c (m68k_sched_issue_rate,
2945 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2947 (TARGET_SCHED_ISSUE_RATE,
2948 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2949 (override_options): Handle scheduling for ColdFire V4 core.
2950 (m68k_expand_prologue): Emit stack_tie.
2951 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2952 'OP_TYPE_FPN'. Update all uses.
2953 (sched_guess_p): Remove.
2954 (sched_address_type): Handle symbolic addresses.
2955 (sched_get_operand): New static function.
2956 (sched_operand_type): Merge into sched_attr_op_type.
2957 (sched_attr_op_type): Handle FP registers, handle quick constants,
2959 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2960 (m68k_sched_attr_size): Update. Move logic to ...
2961 (sched_get_attr_size_int): New static function.
2962 (sched_get_opxy_mem_type): New static function.
2963 (m68k_sched_attr_op_mem): Update.
2964 (m68k_sched_attr_type2): Remove.
2965 (sched_cfv4_bypass_data): New static variable.
2966 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2967 (m68k_sched_issue_rate): Implement scheduler hook.
2968 (struct _sched_ib: enabled_p): New field.
2969 (m68k_sched_variable_issue): Update. Handle V4.
2970 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2971 sched_dump_class_func_t, sched_dump_split_class,
2972 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2973 sched_dump_dfa_class, m68k_sched_dump): Remove.
2974 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2976 (m68k_sched_init_global): Remove statisctics dumping, introduce
2977 sanity check that all instructions have pipeline reservations. Handle
2979 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2980 Handle ColdFire V4 core.
2981 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2982 New static functions.
2983 (m68k_sched_address_bypass_p): New bypass predicate.
2984 (sched_get_indexed_address_scale): New static function.
2985 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2987 * cf.md: Update comments.
2988 (define_attr type2): Remove. Use 'type' attribute instead.
2990 (cf_ib): Rename to cfv123_ib. Update all uses.
2991 (cf_oep): Rename to cfv123_oep. Update all uses.
2992 (cf_chr): Rename to cfv123_chr. Update all uses.
2993 (cf_mem): Rename to cfv123_mem. Update all uses.
2994 (cf_mac): Move to more appropriate place.
2995 (cfv123_guess): New automaton and cpu_unit.
2996 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2997 Update uses of 'size' attribute. Handle before reload scheduling.
2998 (cfv123_guess): New dummy reservation for unhandled instructions.
2999 (cfv4_*): Pipeline description of ColdFire V4 core.
3000 (ignore): New reservation to handle 'ignore' type.
3002 2008-05-07 Ian Lance Taylor <iant@google.com>
3005 * gimplify.c (find_single_pointer_decl_1): Don't look through
3007 (find_single_pointer_decl): Adjust comments.
3009 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3012 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3013 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3016 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3017 integral type rather than floating point, then VIEW_CONVERT_EXPR
3018 to the floating point type.
3020 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3023 TFmode op0 to register.
3025 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3027 * c-decl.c (grokdeclarator): Comment typo.
3029 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3031 * tree-flow.h: Remove prototype for computed_goto_p.
3032 * tree-cfg.c (computed_goto_p): Make static.
3034 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3037 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3038 (contains_aligned_value_p): This. Handle _Decimal128.
3039 (ix86_function_arg_boundary): Only align _Decimal128 to its
3040 natural boundary and handle it properly.
3042 2008-05-06 Martin Jambor <mjambor@suse.cz>
3044 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3045 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3046 (ipcp_method_set_orig_node): Removed.
3047 (ipcp_cval_get_cvalue_type): Removed.
3048 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3049 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3050 (ipcp_cval_set_cvalue_type): Removed.
3051 (ipcp_cval_get_cvalue): Removed.
3052 (ipcp_cval_set_cvalue): Removed.
3053 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3054 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3055 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3056 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3057 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3058 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3059 (ipcp_get_ith_lattice): Changed parameters.
3060 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3061 (ipcp_lattice_from_jfunc): Changed parameters.
3062 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3063 (ipcp_method_cval_print): Added temporary variable info.
3064 (ipcp_redirect): Removed already unused local variable caller.
3065 (ipcp_redirect): New temporary variable orig_callee_info
3066 (ipcp_redirect): Removed newly unused local variable callee.
3067 (ipcp_redirect): Removed (a bit confusing) local variable type.
3068 (ipcp_insert_stage): Added local variable info.
3069 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3071 (ipcp_formal_create): Removed.
3072 (ipcp_method_cval_set): Removed.
3073 (ipcp_propagate_stage): Renamed lattice variables.
3074 (ipcp_method_cval_set_cvalue_type): Removed.
3075 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3076 (ipcp_print_all_lattices): Changed printed strings to refer to
3077 lattices rather than cvals.
3078 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3079 (ipcp_propagate_const): Changed formal parameters.
3080 (build_const_val): Changed formal parameters.
3081 (ipcp_insert_stage): Removed useless variable cvalue
3082 (build_const_val): Changed formal parameters.
3083 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3084 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3085 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3086 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3087 (ipcp_print_func_profile_counts): Changed string from "method" to
3089 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3090 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3091 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3092 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3093 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3094 (ipcp_lat_is_const): Changed parameters and made inline.
3095 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3096 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3097 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3098 the predicate condition directly
3099 (ipcp_propagate_stage): Added local variable args. Removed local
3100 variable callee. (Both are mere code simplifications.)
3101 (ipcp_method_dont_insert_const): Renamed to
3102 ipcp_node_not_modifiable_p.
3103 (ipcp_node_not_modifiable_p): Made inline.
3104 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3105 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3106 (ipcp_print_all_lattices): Removed variable cvalue
3107 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3110 2008-05-06 Olivier Hainque <hainque@adacore.com>
3112 * tree-sra.c (try_instantiate_multiple_fields): Early return
3113 if field has POINTER_TYPE.
3115 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3117 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3118 by using 'q' specifier for instruction.
3119 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3121 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3123 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3124 Change mode of zero_extract from QImode to HImode.
3125 (sign bit tests peepholes): (Ditto.).
3127 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/mmx.md: Remove double backslashes from asm templates.
3130 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3131 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3132 to handle nonimmediate operands.
3133 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3134 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3135 to handle nonimmediate operands.
3136 (*mmx_<code>v2sf3_finite): New insn pattern.
3137 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3138 (mmx_<code>v2sf3): New expander. Use
3139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3140 (mmx_<plusminus_insn><mode>3): New expander. Use
3141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3142 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3143 (mmx_add<mode>3): Removed.
3144 (mmx_ssadd<mode>3): Ditto.
3145 (mmx_usadd<mode>3): Ditto.
3146 (mmx_sub<mode>3): Ditto.
3147 (mmx_sssub<mode>3): Ditto.
3148 (mmx_ussub<mode>3): Ditto.
3149 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3150 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3151 to handle nonimmediate operands.
3152 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3154 (mmx_smulv4hi3_highpart): New expander. Use
3155 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3156 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3158 (mmx_umulv4hi3_highpart): New expander. Use
3159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3160 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3161 (mmx_<code>v4hi3): New expander. Use
3162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3163 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3164 (mmx_<code>v8qi3): New expander. Use
3165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3166 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3167 (mmx_<code><mode>3): New expander. Use
3168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3170 2008-05-05 Jan Hubicka <jh@suse.cz>
3172 PR tree-optimization/36118
3173 * passes.c (pass_init_dump_file): Fix dump header.
3175 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3179 VCE for function decls.
3181 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3183 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3185 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3187 * config/i386/i386.md (sat_plusminus): New.
3188 (plusminus_insn): Likewise.
3189 (plusminus_mnemonic): Likewise.
3191 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3192 (*<addsub><mode>3_cc_overflow): Renamed to ...
3193 (*<plusminus_insn><mode>3_cc_overflow): This.
3194 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3195 (*<plusminus_insn>si3_zext_cc_overflow): This.
3197 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3198 (<plusminus_insn><mode>3): This.
3199 (*<addsub><mode>3): Renamed to ...
3200 (*<plusminus_insn><mode>3): This.
3201 (<sse>_vm<addsub><mode>3): Renamed to ...
3202 (<sse>_vm<plusminus_insn><mode>3): This.
3203 (sse3_h<addsub>v4sf3): Renamed to ...
3204 (sse3_h<plusminus_insn>v4sf3): This.
3205 (sse3_h<addsub>v2df3): Renamed to ...
3206 (sse3_h<plusminus_insn>v2df3): This.
3207 (<plusminus_insn><mode>3): New.
3208 (*<plusminus_insn><mode>3): Likewise.
3209 (sse2_<plusminus_insn><mode>3): Likewise.
3210 (add<mode>): Removed.
3211 (*add<mode>3): Likewise.
3212 (sse2_ssadd<mode>3): Likewise.
3213 (sse2_usadd<mode>3): Likewise.
3214 (sub<mode>3): Likewise.
3215 (*sub<mode>3): Likewise.
3216 (sse2_sssub<mode>3): Likewise.
3217 (sse2_ussub<mode>3): Likewise.
3219 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3221 * gthr-single.h: Add in required interface elements as per gthr.h.
3222 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3223 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3224 Generalize UNUSED macro.
3225 (__gthread_once): Add.
3226 (__gthread_key_create): Add.
3227 (__gthread_key_delete): Add.
3228 (__gthread_getspecific): Add.
3229 (__gthread_setspecific): Add.
3231 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3234 the same size types for the indirect reference on the rhs, then
3237 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.md
3240 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3241 one insn template instead of template series.
3242 (*xordi_1_rex64): Ditto.
3243 (*xordi_2_rex64): Ditto.
3245 2008-05-05 Ira Rosen <irar@il.ibm.com>
3247 PR tree-optimization/36119
3248 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3251 2008-06-04 Jan Hubicka <jh@suse.cz>
3253 tree-optimization/36100
3254 * tree-pass.h (pass_O0_always_inline): Declare.
3255 * ipa-inline.c (inline_transform): Remove dead code.
3256 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3257 pass_O0_always_inline): New.
3258 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3260 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3262 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3263 mnemonic in this_param move for TARGET_64BIT.
3265 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3268 (*strmovsi_rex_1): Ditto.
3269 (*strsetsi_1): Ditto.
3270 (*strsetsi_rex_1): Ditto.
3272 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3273 adddicc expanders using SWI mode iterator.
3275 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3278 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3281 2008-05-04 David S. Miller <davem@davemloft.net>
3283 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3284 (sparc*-*-linux*): Use linux.h in tm_file.
3285 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3286 compiler defaulting to 32-bit.
3287 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3289 * config/sparc/linux.h: Remove definitions now obtained
3290 properly from linux.h
3291 * config/sparc/linux64.h: Likewise.
3292 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3293 don't want this setting for 32-bit builds in a biarch compiler.
3294 * doc/install.texi: Add sparc-linux to list of targets
3295 supporting --enable-targets=all.
3297 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3299 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3301 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3303 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3304 after V4SI_FTYPE_V8HI.
3305 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3306 case V4SI_FTYPE_V2DF.
3308 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3310 * doc/invoke.texi (max-flow-memory-locations): Removed.
3311 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3313 2008-05-03 Richard Guenther <rguenther@suse.de>
3316 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3318 2008-05-02 David S. Miller <davem@davemloft.net>
3320 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3322 2008-05-02 Simon Baldwin <simonb@google.com>
3325 * c-common.h (warn_array_subscript_range): Removed.
3326 * c-common.c (warn_array_subscript_range): Ditto.
3327 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3328 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3330 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3332 * config/i386/i386.c (ix86_special_builtin_type): New.
3333 (bdesc_special_args): Likewise.
3334 (ix86_expand_special_args_builtin): Likewise.
3335 (ix86_init_mmx_sse_builtins): Updated.
3336 (ix86_expand_builtin): Updated.
3337 (ix86_expand_store_builtin): Removed.
3338 (ix86_expand_unop_builtin): Likewise.
3340 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3341 * config/i386/mmintrin.h (__v2sf): Here.
3343 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3345 (_mm_loadl_pi): Likewise.
3346 (_mm_storeh_pi): Replace __v2si with __v2sf.
3347 (_mm_storel_pi): Likewise.
3349 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3350 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3351 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3352 __builtin_ia32_loadlpd.
3354 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3356 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3357 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3358 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3359 (ix86_init_mmx_sse_builtins): Updated.
3360 (ix86_expand_args_builtin): Likewise.
3361 (ix86_expand_builtin): Likewise.
3362 (ix86_expand_unop1_builtin): Renamed to ...
3363 (ix86_expand_unop_vec_merge_builtin): This.
3365 2008-05-01 Jan Hubicka <jh@suse.cz>
3368 * ipa-inline.c (inline_generate_summary): Make static.
3369 (inline_transform): Do not call inlining at -O0; make static.
3370 * passes.c (execute_todo): Add sanity check.
3371 (execute_one_ipa_transform_pass): Execute proper flags.
3373 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3375 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3376 (DECL_NONADDRESSABLE_P): Likewise.
3377 * alias.c (record_component_aliases): Fix comment.
3379 2008-05-01 Simon Baldwin <simonb@google.com>
3381 * c-common.h (warn_array_subscript_range): New function.
3382 * c-common.c (warn_array_subscript_range): Ditto.
3383 * tree-vrp.c (check_array_ref): Corrected code to agree with
3384 comment, ignoring only arrays of size 0 or size 1.
3385 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3387 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3389 * config/i386/i386.c (ix86_builtin_type): Replace
3390 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3391 (bdesc_args): Updated.
3392 (ix86_init_mmx_sse_builtins): Likewise.
3393 (ix86_expand_args_builtin): Likewise.
3395 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3398 * doc/extend.texi: Correct __builtin_ia32_palignr.
3400 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3403 * config/i386/i386.c (bdesc_crc32): Removed.
3404 (ix86_expand_crc32): Likewise.
3405 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3406 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3407 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3408 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3409 UINT_FTYPE_UINT_UCHAR.
3410 (bdesc_args): Updated. Add crc32 builtins.
3411 (ix86_init_mmx_sse_builtins): Updated.
3412 (ix86_expand_args_builtin): Updated to support subreg.
3414 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3416 2008-05-01 Jan Hubicka <jh@suse.cz>
3418 * tree-pass.h (opt_pass): Add IPA_PASS.
3419 (varpool_node, cgraph_node): Forward declare.
3420 (ipa_opt_pass): Define.
3421 (pass_ipa_inline): Turn into ipa_opt_pass.
3422 (pass_apply_inline): Remove.
3423 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3424 (apply_inline): Turn into ....
3425 (inline_transform): ... this one.
3426 (inline_generate_summary): New function.
3427 (pass_apply_inline): Remove.
3428 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3430 (struct function): Add ipa_transforms_to_apply.
3431 * passes.c (register_one_dump_file): Work on IPA_PASS.
3432 (init_optimization_passes): Remove pass_inline_parameters and
3434 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3435 (execute_one_pass) ... here; apply transforms when possible.
3436 (add_ipa_transform_pass, execute_ipa_summary_asses,
3437 execute_one_ipa_transform_pass): New.
3438 (execute_ipa_pass_list): Update for IPA_PASS type.
3440 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3442 * config/i386/i386.c (ix86_builtin_type): Add
3443 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3444 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3445 (bdesc_args): Add SSE4a builtins.
3446 (ix86_init_mmx_sse_builtins): Updated.
3447 (ix86_expand_args_builtin): Likewise.
3448 (ix86_expand_builtin): Likewise.
3450 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3452 * config/i386/i386.c (ix86_builtin_type): Add
3453 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3454 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3455 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3456 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3457 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3458 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3459 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3460 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3461 and DI_FTYPE_DI_DI_INT.
3462 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3463 (ix86_init_mmx_sse_builtins): Updated.
3464 (ix86_expand_args_builtin): Likewise.
3465 (ix86_expand_builtin): Likewise.
3466 (ix86_expand_binop_imm_builtin): Removed.
3468 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3470 2008-04-30 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/32921
3473 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3475 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3477 * config/arm/arm.c (arm_unwind_emit): Use
3478 crtl->all_throwers_are_sibcalls instead of
3479 cfun->all_throwers_are_sibcalls.
3480 (arm_output_fn_unwind): Likewise.
3481 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3482 instead of cfun->uses_pic_offset_table.
3483 (frv_expand_prologue): Likewise.
3484 (frv_frame_pointer_required): Likewise.
3485 (frv_expand_fdpic_call): Likewise.
3486 (frv_emit_movsi): Likewise.
3487 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3488 cfun->returns_pcc_struct instead of
3489 current_function_returns_pcc_struct.
3490 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3491 instead of cfun->calls_eh_return.
3492 (m32c_pushm_popm): Likewise.
3493 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3494 "extern" declaration.
3496 2008-04-30 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/21636
3499 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3501 (evaluate_stmt): Print the likely value.
3502 (ccp_visit_stmt): Avoid excessive vertical spacing.
3504 2008-04-30 Rafael Espindola <espindola@google.com>
3506 * builtins.c (fold_call_expr): Return realret.
3507 * tree-ssa-threadedge.c
3508 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3509 __builtin_object_size.
3511 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3513 * gcc.c (wrapper_string): New variable.
3514 (insert_wrapper): New function.
3515 (execute): New option -wrapper.
3516 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3518 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3520 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3521 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3522 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3524 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3525 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3526 config/rs6000/e500crtres64gprctr.asm,
3527 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3528 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3529 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3530 config/rs6000/e500crtsav64gprctr.asm,
3531 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3532 config/rs6000/e500crtsavg64gprctr.asm: New files.
3533 * config/rs6000/t-ppccomm: Add build rules for new files.
3534 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3535 * config/rs6000/t-netbsd: Add build rules for new files.
3536 (LIB2FUNCS_STATIC_EXTRA): New variable.
3537 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3538 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3539 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3541 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3543 * config/i386/i386.c (ix86_builtin_type): Add
3544 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3545 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3546 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3547 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3548 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3549 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3550 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3551 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3552 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3553 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3554 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3555 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3556 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3557 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3558 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3559 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3560 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3561 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3562 V1DI_FTYPE_V2SI_V2SI.
3563 (bdesc_2arg): Moved to ...
3565 (ix86_init_mmx_sse_builtins): Updated.
3566 (ix86_expand_args_builtin): Updated. Take a pointer
3567 to const struct builtin_description. Handle comparison
3569 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3570 (ix86_expand_builtin): Updated.
3572 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3573 (ssse3_pmaddubsw128): This.
3574 (ssse3_pmaddubswv4hi3): Renamed to ...
3575 (ssse3_pmaddubsw): This.
3577 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3578 (__builtin_ia32_packssdw128): Likewise.
3579 (__builtin_ia32_packuswb128): Likewise.
3580 (__builtin_ia32_pmaddubsw): Likewise.
3581 (__builtin_ia32_pmaddubsw128): Likewise.
3583 2008-04-30 Richard Guenther <rguenther@suse.de>
3585 PR tree-optimization/14847
3586 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3587 (recognize_bits_test): Use it.
3588 (recognize_single_bit_test): Likewise.
3590 2008-04-30 Martin Jambor <mjambor@suse.cz>
3592 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3593 instead of setting number of formal parameters to zero.
3594 (ipcp_init_stage): Do not set the number of actual parameters to zero
3596 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3597 which are called with variable number of arguments.
3598 (ipcp_insert_stage): Explicitely skipping all nodes which are
3599 called with variable number of arguments.
3600 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3601 number of parameters.
3603 * ipa-prop.h (struct ipa_node_params): Added flag
3604 called_with_var_arguments
3605 (ipa_set_param_count): Added. Changed sole setter to use it.
3606 (ipa_get_param_count): Added. All readers of param_count
3607 converted to use it instead.
3608 (ipa_set_called_with_variable_arg): Added.
3609 (ipa_is_called_with_var_arguments): Added.
3610 (ipa_get_ith_param): Added. All readers of param_decls converted
3612 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3614 (ipa_get_cs_argument_count): Added, all readers of argument_count
3616 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3619 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3620 (struct ipcp_lattice): Renamed cval_type to type
3621 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3623 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3624 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3625 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3626 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3627 (build_const_val): Changed the type of parameter cvalue to tree
3628 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3629 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3631 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3634 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3635 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3636 (ipa_add_method): Renamed to ipa_push_func_to_list
3637 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3638 (ipa_callsite_param_count): Removed.
3639 (ipa_callsite_param_count_set): Removed.
3640 (ipa_callsite_param): Removed.
3641 (ipa_callsite_callee): Removed.
3642 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3643 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3644 (ipa_method_formal_count): Removed.
3645 (ipa_method_formal_count_set): Removed.
3646 (ipa_method_get_tree): Removed.
3647 (ipa_method_tree_map_create): Removed.
3648 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3649 (ipa_create_param_decls_array): Creates the array itself
3650 (ipa_create_param_decls_array): Temporary variable info instead of
3652 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3653 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3654 (get_type): Removed.
3655 (ipa_jf_get_info_type): Removed.
3656 (ipa_node_create): Renamed to ipa_create_node_params
3657 (ipa_free): Renamed to ipa_free_all_node_params
3658 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3659 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3660 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3661 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3662 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3663 ipa_free_all_edge_args
3664 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3665 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3666 (ipa_create_methodlist_node): Removed.
3667 (ipa_methodlist_method): Removed.
3668 (ipa_methodlist_method_set): Removed.
3669 (ipa_methodlist_next_method): Removed.
3670 (ipa_methodlist_next_method_set): Removed.
3671 (ipa_method_is_modified): Removed.
3672 (ipa_method_modify_create): Removed.
3673 (ipa_method_modify_init): Temporary variable info instead of a few
3675 (ipa_detect_param_modifications): Temporary variable info instead of
3677 (ipa_compute_jump_functions): Temporary variable info instead of
3679 (ipa_method_modify_set): Removed.
3680 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3681 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3682 than craph_node as the first parameter.
3683 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3684 (ipa_method_modify_init): Removed.
3685 (ipa_compute_jump_functions): Added a temp variable instead of
3686 repeatadly dereferencing the cgraph_edge.aux pointer
3687 (ipa_callsite_param_set_type): Removed.
3688 (ipa_compute_jump_functions): i renamed to index and moved to
3690 (ipa_callsite_param_set_info_type_formal): Removed.
3691 (ipa_callsite_param_set_info_type): Removed.
3692 (ipa_callsite_param_map_create): Removed.
3693 (ipa_callsite_tree): Removed.
3694 (ipa_callsite_caller): Removed.
3695 (ipa_pop_func_from_list): return_method removed to return_func
3697 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3698 prefixed all values with IPA_. Changed all users.
3699 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3700 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3701 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3702 (union parameter_info): Renamed to jump_func_value.
3703 (union jump_func_value): Renamed value to constant
3704 (struct ipa_jump_func): Renamed info_type to value
3705 (struct ipa_node): Renamed to ipa_node_params
3706 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3707 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3708 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3709 (struct ipa_edge): Renamed to ipa_edge_args
3710 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3711 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3712 (struct ipa_methodlist): Renamed to ipa_func_list
3713 (struct ipa_func_list): method_p renamed to node, next_method
3715 (ipa_methodlist_p): Removed, switched all users to struct pointer
3716 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3718 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3720 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3721 (rs6000_emit_epilogue): Use backchain to restore only when we
3722 have a large frame. Make use of frame pointer to restore if we
3723 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3725 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3727 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3728 Add mode to zero_extract.
3729 (sign bit tests peepholes): (Ditto.).
3731 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3733 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3734 Instructions in comments with SSE3.
3735 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3736 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3737 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3738 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3739 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3740 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3741 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3742 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3743 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3744 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3745 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3746 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3747 (bdesc_sse_args): Renamed to ...
3748 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3749 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3750 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3752 (bdesc_1arg): Moved to ...
3754 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3755 Instructions in comments with SSE3.
3756 (ix86_expand_sse_operands_builtin): Renamed to ...
3757 (ix86_expand_args_builtin): This. Updated.
3758 (ix86_expand_unop1_builtin): Update comments.
3759 (ix86_expand_builtin): Updated.
3761 2008-04-29 Richard Guenther <rguenther@suse.de>
3763 PR tree-optimization/36078
3764 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3765 Update virtual SSA form after cleaning up the CFG.
3767 2008-04-29 Richard Guenther <rguenther@suse.de>
3770 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3772 2008-04-29 Richard Guenther <rguenther@suse.de>
3774 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3775 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3776 (compute_flow_insensitive_aliasing): Do not treat
3777 PTR_IS_REF_ALL pointers special.
3778 (get_smt_for): Likewise.
3779 (may_alias_p): Re-structure.
3780 (is_escape_site): A ref-all pointer conversion is not an escape site.
3781 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3782 PTR_IS_REF_ALL pointers special.
3783 * tree-ssa-structalias.h (struct alias_info): Remove
3784 ref_all_symbol_mem_tag field.
3785 (PTR_IS_REF_ALL): Remove.
3787 2008-04-29 Richard Guenther <rguenther@suse.de>
3790 * fold-const.c (extract_muldiv_1): In combining division constants
3791 make sure to never overflow.
3793 2008-04-29 Nick Clifton <nickc@redhat.com>
3795 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3797 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3800 * optc-gen.awk: Work around HP-UX/IA awk bug.
3802 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3804 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3807 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/i386.md
3811 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3812 Change operand 1 predicate to nonimmediate_operand.
3814 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3817 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3819 * gengtype.c (walk_type, write_func_for_structure): Handle
3821 * doc/gty.texi: Document chain_circular.
3823 2008-04-28 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/36066
3826 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3829 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.md
3833 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3834 Use match_scratch instead of match_operand for operands 3 and 4.
3836 2008-04-27 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/18754
3839 PR tree-optimization/34223
3840 * tree-pass.h (pass_complete_unrolli): Declare.
3841 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3842 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3843 Rewrite loop into loop closed SSA form if it is not already.
3844 (tree_unroll_loops_completely): Re-structure to iterate over
3845 innermost loops with intermediate CFG cleanups.
3846 Unroll outermost loops only if requested or the code does not grow
3848 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3849 loops are available.
3850 (tree_vectorize): Instead do so here.
3851 (tree_complete_unroll): Also unroll outermost loops.
3852 (tree_complete_unroll_inner): New function.
3853 (gate_tree_complete_unroll_inner): Likewise.
3854 (pass_complete_unrolli): New pass.
3855 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3856 uses outside of the loop.
3857 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3858 form if it is available.
3859 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3860 * passes.c (init_optimization_passes): Schedule complete inner
3861 loop unrolling pass before the first CCP pass after final inlining.
3863 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3865 * targhooks.h (default_emutls_var_fields,
3866 default_emutls_var_init): Declare.
3867 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3868 * target.h (struct gcc_target): Add struct emutls member.
3869 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3870 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3871 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3872 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3873 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3874 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3875 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3876 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3877 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3878 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3879 emit debug information.
3880 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3881 * varasm.c: Include targhooks.h.
3882 (emutls_object_section, emutls_tmpl_section): New.
3883 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3884 (EMUTLS_SEPARATOR): New.
3886 (get_emutls_object_name): New.
3887 (default_emutls_var_fields): New, broken out of ...
3888 (get_emutls_object_type): ... here. Adjust to use target hooks.
3889 (get_emutls_init_templ_addr): Adjust to use target hooks.
3890 (emutls_decl): Adjust to use target hooks.
3891 (emutls_finish): Likewise.
3892 (default_emutls_var_init): New, broken out of ...
3893 (assemble_variable): ... here. Adjust to use target hooks.
3894 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3896 * c-common.c (handle_section_attribute): Prevent overriding
3897 sections for emulated tls with special sections.
3898 * config/i386/i386.c (x86_64_elf_select_section): Add
3899 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3900 (x86_64_elf_unique_section): Likewise.
3901 * config/vxworks.c: Include tree.h.
3902 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3903 (vxworks_override_options): Set TLS scheme.
3904 * doc/tm.texi (Emulated TLS): New node.
3906 2008-04-26 Simon Baldwin <simonb@google.com>
3909 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3910 with propagated string constants.
3912 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3915 constraint for operand 2 when operand 0 is memory operand.
3916 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3917 operand 0 is memory operand.
3918 (fix_trunc<mode>_i387_with_temp): Ditto.
3919 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3920 operand 2 when operand 1 is memory operand.
3921 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3922 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3923 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3924 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3925 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3926 operands 2,3 and 4 when operand 1 is memory operand.
3927 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3929 (fistdi2_floor_with_temp): Ditto.
3930 (fist<mode>2_floor_with_temp): Ditto.
3931 (fistdi2_ceil_with_temp): Ditto.
3932 (fist<mode>2_ceil_with_temp): Ditto.
3933 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3935 2008-04-26 David Daney <ddaney@avtrex.com>
3937 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3939 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3940 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3941 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3942 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3943 (compare_and_swap_12): New insn.
3944 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3945 * config/mips/mips.c (mips_force_binary): New function.
3946 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3947 (mips_expand_compare_and_swap_12): New function.
3948 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3950 2008-04-25 Jan Hubicka <jh@suse.cz>
3953 * cfgexpand.c (pass_expand): Turn into RTL pass.
3954 * passes.c (execute_one_pass): Do pass typechecking after execution.
3955 * tree-pass.h (pass_expand): Turn into RTL pass.
3957 * function.h (struct rtl_data): Move here fields
3958 accesses_prior_frames, calls_eh_return, saves_all_registers,
3959 has_nonlocal_goto, has_asm_statement, is_thunk,
3960 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3961 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3962 arg_pointer_save_area_init from struct function; turn into bool.
3963 (struct function): Move
3964 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3965 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3966 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3967 tail_call_emit, arg_pointer_save_area_init
3968 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3969 (current_function_returns_struct, current_function_returns_pcc_struct,
3970 current_function_calls_setjmp, current_function_calls_alloca,
3971 current_function_accesses_prior_frames,
3972 current_function_calls_eh_return, current_function_is_thunk,
3973 current_function_stdarg, current_function_profile,
3974 current_function_limit_stack, current_function_uses_pic_offset_table,
3975 current_function_uses_const_pool, current_function_has_nonlocal_label,
3976 current_function_saves_all_registers,
3977 current_function_has_nonlocal_goto,
3978 current_function_has_asm_statement): Remove accesor macros.
3979 * ra-conflict.c (global_conflicts): Update.
3980 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3981 (suitable_for_tail_call_opt_p): Update.
3982 * builtins.c (expand_builtin_return_addr): Update.
3983 (expand_builtin_setjmp_setup): Update.
3984 (expand_builtin_nonlocal_goto): Update.
3985 * final.c (final_start_function): Update.
3986 (profile_function): Update.
3987 (leaf_function_p): Update.
3988 (only_leaf_regs_used): Update.
3989 * df-scan.c (df_get_exit_block_use_set): Update.
3990 * dojump.c (clear_pending_stack_adjust): Update.
3991 * tree-stdarg.c (gate_optimize_stdarg): Update.
3992 * gimple-low.c (lower_function_body): Update.
3993 * global.c (compute_regsets): Update.
3994 (global_alloc): Update.
3995 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3996 * expr.c (expand_assignment): Update.
3997 * dse.c (dse_step0): Update.
3998 (dse_step1): Update.
3999 * c-decl.c (store_parm_decls): Update.
4000 * local-alloc.c (combine_regs): Update.
4001 (find_free_reg): Update.
4002 * function.c (assign_parms_augmented_arg_list): Update.
4003 (assign_parm_find_data_types): Update.
4004 (assign_parms): Update.
4005 (allocate_struct_function): Update.
4006 (expand_function_start): Update.
4007 (expand_function_end): Update.
4008 (get_arg_pointer_save_area): Update.
4009 (thread_prologue_and_epilogue_insns): Update.
4010 (rest_of_match_asm_constraints): Update.
4011 * stor-layout.c (variable_size): Update.
4012 * gcse.c (gcse_main): Update.
4013 (bypass_jumps): Update.
4014 * gimplify.c (gimplify_function_tree): Update.
4015 * calls.c (emit_call_1): Update.
4016 (expand_call): Update.
4017 * bt-load.c (compute_defs_uses_and_gen): Update.
4018 * except.c (sjlj_assign_call_site_values): Update.
4019 (sjlj_emit_function_enter): Update.
4020 (can_throw_external): Update.
4021 (set_nothrow_function_flags): Update.
4022 (expand_builtin_unwind_init): Update.
4023 (expand_eh_return): Update.
4024 (convert_to_eh_region_ranges): Update.
4025 (output_function_exception_table): Update.
4026 * emit-rtl.c (gen_tmp_stack_mem): Update.
4027 * cfgexpand.c (expand_used_vars): Update.
4028 (tree_expand_cfg): Update.
4029 * cfgcleanup.c (rest_of_handle_jump): Update.
4030 * explow.c (allocate_dynamic_stack_space): Update.
4031 * varasm.c (assemble_start_function): Update.
4032 (force_const_mem): Update.
4033 (mark_constant_pool): Update.
4034 * tree-optimize.c (tree_rest_of_compilation): Update.
4035 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4036 * tree-cfg.c (notice_special_calls): Update.
4037 (is_ctrl_altering_stmt): Update.
4038 (tree_can_make_abnormal_goto): Update.
4039 (tree_purge_dead_abnormal_call_edges): Update.
4040 * config/alpha/predicates.md: Update.
4041 * config/alpha/alpha.c (alpha_sa_mask): Update.
4042 (alpha_sa_size): Update.
4043 (alpha_does_function_need_gp): Update.
4044 (alpha_expand_prologue): Update.
4045 (alpha_start_function): Update.
4046 (alpha_output_function_end_prologue): Update.
4047 (alpha_expand_epilogue): Update.
4048 * config/frv/frv.c (frv_stack_info): Update.
4049 (frv_expand_epilogue): Update.
4050 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4051 (s390_register_info): Update.
4052 (s390_frame_info): Update.
4053 (s390_init_frame_layout): Update.
4054 (s390_can_eliminate): Update.
4055 (save_gprs): Update.
4056 * config/spu/spu.c (spu_split_immediate): Update.
4057 (need_to_save_reg): Update.
4058 (spu_expand_prologue): Update.
4059 (spu_expand_epilogue): Update.
4060 * config/sparc/sparc.md: Update.
4061 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4062 (sparc_tls_got): Update.
4063 (legitimize_pic_address): Update.
4064 (sparc_emit_call_insn): Update.
4065 (sparc_expand_prologue): Update.
4066 (output_return): Update.
4067 (print_operand): Update.
4068 (sparc_function_ok_for_sibcall): Update.
4069 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4070 * config/m32r/m32r.md: Update.
4071 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4072 (m32r_compute_frame_size): Update.
4073 (m32r_expand_prologue): Update.
4074 (m32r_expand_epilogue): Update.
4075 (m32r_legitimize_pic_address): Update.
4076 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4077 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4078 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4080 (ix86_save_reg): Update.
4081 (ix86_compute_frame_layout): Update.
4082 (ix86_expand_prologue): Update.
4083 (ix86_expand_epilogue): Update.
4084 * config/sh/sh.c (output_stack_adjust): Update.
4085 (calc_live_regs): Update.
4086 (sh5_schedule_saves): Update.
4087 (sh_expand_prologue): Update.
4088 (sh_expand_epilogue): Update.
4089 (sh_setup_incoming_varargs): Update.
4090 (sh_allocate_initial_value): Update.
4091 (sh_get_pr_initial_val): Update.
4092 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4093 * config/sh/sh.md (label:): Update.
4094 * config/avr/avr.c (out_movhi_mr_r): Update.
4095 * config/crx/crx.h (enum): Update.
4096 * config/xtensa/xtensa.h (along): Update.
4097 * config/stormy16/stormy16.c Update.
4098 (xstormy16_compute_stack_layout): Update.
4099 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4100 (fr30_expand_prologue): Update.
4101 * config/cris/cris.c (cris_conditional_register_usage): Update.
4102 (cris_reg_saved_in_regsave_area): Update.
4103 (cris_initial_frame_pointer_offset): Update.
4104 (cris_simple_epilogue): Update.
4105 (cris_expand_prologue): Update.
4106 (cris_expand_epilogue): Update.
4107 (cris_expand_pic_call_address): Update.
4108 (cris_asm_output_symbol_ref): Update.
4109 (cris_asm_output_label_ref): Update.
4110 * config/cris/cris.md Update.
4111 * config/iq2000/iq2000.c (compute_frame_size): Update.
4112 (iq2000_expand_epilogue): Update.
4113 * config/mt/mt.h (save_direction): Update.
4114 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4115 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4116 (ia64_secondary_reload_class): Update.
4117 * config/m68k/m68k.c (m68k_save_reg): Update.
4118 (m68k_expand_prologue): Update.
4119 (m68k_expand_epilogue): Update.
4120 (legitimize_pic_address): Update.
4121 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4122 (first_reg_to_save): Update.
4123 (first_altivec_reg_to_save): Update.
4124 (compute_vrsave_mask): Update.
4125 (compute_save_world_info): Update.
4126 (rs6000_stack_info): Update.
4127 (spe_func_has_64bit_regs_p): Update.
4128 (rs6000_ra_ever_killed): Update.
4129 (rs6000_emit_eh_reg_restore): Update.
4130 (rs6000_emit_allocate_stack): Update.
4131 (rs6000_emit_prologue): Update.
4132 (rs6000_emit_epilogue): Update.
4133 (rs6000_output_function_epilogue): Update.
4134 (output_profile_hook): Update.
4135 (rs6000_elf_declare_function_name): Update.
4136 * config/rs6000/rs6000.h (rs6000_args): Update.
4137 * config/rs6000/rs6000.md: Update.
4138 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4139 * config/arc/arc.c (arc_output_function_epilogue): Update.
4140 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4141 * config/darwin.c (machopic_function_base_name): Update.
4142 * config/score/score3.c (score3_compute_frame_size): Update.
4145 (score3_epilogue): Update.
4146 * config/score/score7.c (score7_compute_frame_size): Update.
4147 (score7_prologue): Update.
4148 (score7_epilogue): Update.
4149 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4150 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4151 * config/arm/arm.c (use_return_insn): Update.
4152 (require_pic_register): Update.
4153 (arm_load_pic_register): Update.
4154 (arm_compute_save_reg0_reg12_mask): Update.
4155 (arm_compute_save_reg_mask): Update.
4156 (thumb1_compute_save_reg_mask): Update.
4157 (output_return_instruction): Update.
4158 (arm_output_function_prologue): Update.
4159 (arm_output_epilogue): Update.
4160 (arm_get_frame_offsets): Update.
4161 (arm_expand_prologue): Update.
4162 (thumb_pushpop): Update.
4163 (thumb_exit): Update.
4164 (thumb1_expand_prologue): Update.
4165 (thumb1_expand_epilogue): Update.
4166 (arm_unwind_emit): Update.
4167 (arm_output_fn_unwind): Update.
4168 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4169 * config/arm/arm.md: Update.
4170 * config/pa/pa.md: Update.
4171 * config/pa/pa.c (legitimize_pic_address): Update.
4172 (compute_frame_size): Update.
4173 (hppa_expand_prologue): Update.
4174 (hppa_expand_epilogue): Update.
4175 (borx_reg_operand): Update.
4176 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4177 (HARD_REGNO_RENAME_OK): Update.
4178 * config/mips/mips.c (mips_global_pointer): Update.
4179 (mips_save_reg_p): Update.
4180 (mips_compute_frame_info): Update.
4181 (mips_frame_pointer_required): Update.
4182 (mips_expand_prologue): Update.
4183 (mips_expand_epilogue): Update.
4184 (mips_can_use_return_insn): Update.
4185 (mips_reorg_process_insns): Update.
4186 * config/v850/v850.c (compute_register_save_size): Update.
4187 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4188 * config/mmix/mmix.c (along): Update.
4189 (mmix_expand_epilogue): Update.
4190 * config/bfin/bfin.c (legitimize_pic_address): Update.
4191 (must_save_p): Update.
4192 (stack_frame_needed_p): Update.
4193 (add_to_reg): Update.
4194 (bfin_expand_prologue): Update.
4195 * stmt.c (expand_asm_operands): Update.
4196 * reload1.c (reload): Update.
4197 (init_elim_table): Update.
4199 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4201 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4203 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4205 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4206 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4207 (mov<mode>): Removed.
4208 (*movv4sf_internal): Likewise.
4209 (*movv2df_internal): Likewise.
4211 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4213 * config.gcc (crx-*-elf): Remove deprecation.
4215 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4217 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4218 __gcc_deregister_frame with atexit.
4219 (deregister_frame_dtor): Remove.
4221 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4222 Nathan Sidwell <nathan@codesourcery.com>
4224 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4226 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4227 (rs6000_isel): Likewise.
4228 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4229 (rs6000_isel): New variable.
4230 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4232 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4235 * c-common.c (handle_vector_size_attribute): Call
4236 lang_hooks.types.reconstruct_complex_type instead of
4237 reconstruct_complex_type.
4238 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4239 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4240 * langhooks.h (struct lang_hooks_for_types): Add
4241 reconstruct_complex_type hook.
4242 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4243 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4245 2008-04-24 Richard Guenther <rguenther@suse.de>
4247 * c-common.h (check_builtin_function_arguments): Declare.
4248 * c-common.c (validate_nargs): New function.
4249 (check_builtin_function_arguments): Likewise.
4250 * c-typeck.c (build_function_call): Call
4251 check_builtin_function_arguments.
4252 * builtins.c (fold_builtin_classify): Remove error reporting code.
4253 (fold_builtin_unordered_cmp): Likewise.
4254 (fold_builtin_1): Likewise.
4255 (fold_builtin_n): Likewise.
4257 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4259 PR tree-optimization/36008
4260 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4261 the original op1, rather than delta by step.
4263 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4264 Sebastian Pop <sebastian.pop@amd.com>
4266 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4267 eliminate_local_variables_stmt, eliminate_local_variables,
4268 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4269 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4270 of code delimited by two edges in the CFG.
4271 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4272 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4273 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4274 the case of parallelisation of reductions.
4275 (expr_invariant_in_region_p): New.
4277 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4278 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4280 2008-04-24 Ira Rosen <irar@il.ibm.com>
4281 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/36034
4284 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4285 incapable of dealing with loads with gaps.
4287 2008-04-24 Rafael Espindola <espindola@google.com>
4289 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4290 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4291 vrp_evaluate_conditional.
4292 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4293 (vrp_evaluate_conditional): Split the cond argument.
4294 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4295 (simplify_stmt_for_jump_threading): Update call to
4296 vrp_evaluate_conditional.
4298 2008-04-24 Ira Rosen <irar@il.ibm.com>
4300 PR tree-optimization/35982
4301 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4302 interleaved data-refs are of the same type.
4304 2008-04-24 Danny Smith <dannysmith@users.net>
4306 * c-format.c (check_format_info_main): Use strncmp rather than a
4307 magic prefix to handle multichar length specs.
4308 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4309 Don't prefix "I64" and "I32" with '\0'.
4311 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4314 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4315 in registers for -m32 only if stdarg_p (fntype).
4317 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4319 PR rtl-optimization/36006
4320 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4321 temp to op0 in order to avoid invalid rtx sharing.
4323 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4325 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4326 check TREE_INVARIANT.
4327 * tree-gimple.c (is_gimple_address): New.
4328 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4329 * tree-gimple.h (is_gimple_address): New.
4330 * tree.h (decl_address_invariant_p): New.
4331 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4332 (build_string): Likewise.
4333 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4334 (tree_invariant_p_1): Likewise.
4335 (save_expr): Use it.
4336 (tree_invariant_p): New.
4337 (skip_simple_arithmetic): Use it.
4338 (stabilize_reference_1): Use it.
4339 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4341 (build1_stat): Drop code to compute TREE_INVARIANT.
4342 (build2_stat): Drop code to compute TREE_INVARIANT.
4343 (build3_stat): Drop code to compute TREE_INVARIANT.
4344 (build4_stat): Drop code to compute TREE_INVARIANT.
4345 (build5_stat): Drop code to compute TREE_INVARIANT.
4346 (build7_stat): Drop code to compute TREE_INVARIANT.
4347 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4348 * tree.h (struct tree_base): Remove invariant_flag.
4349 (TREE_INVARIANT): Remove.
4350 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4351 (fold_builtin_expect): Check TREE_CONSTANT.
4352 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4353 * c-tree.h (c_expr_to_decl): Drop third parameter.
4354 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4355 (build_c_cast): Don't set TREE_INVARIANT.
4356 (pop_init_level): Don't set TREE_INVARIANT.
4357 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4358 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4360 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4361 (gimplify_addr_expr): Adjust comment.
4362 * tree-mudflap.c (mf_build_string):
4363 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4364 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4365 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4366 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4367 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4368 * langhooks.h (struct lang_hooks): Drop third parameter from
4371 2008-04-23 Richard Guenther <rguenther@suse.de>
4373 PR tree-optimization/27799
4374 PR tree-optimization/32921
4375 PR tree-optimization/32624
4376 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4377 SMTs aliases and the tag itself into the solution.
4378 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4379 merge the points-to solution back into the SMT aliases.
4380 (may_alias_p): Use alias_set_subset_of instead of
4381 aliases_conflict_p. A pointer which points to
4382 memory with alias set zero may access any variable.
4384 2008-04-23 Richard Guenther <rguenther@suse.de>
4386 * alias.c (alias_set_subset_of): Correctly handle asking
4387 if zero is a subset of an alias set with zero child.
4388 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4389 (compute_flow_insensitive_aliasing): Correctly walk all
4390 pointers. Do not unnecessarily union sets.
4392 2008-04-23 Richard Guenther <rguenther@suse.de>
4395 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4397 2008-04-22 Tomas Bily <tbily@suse.cz>
4399 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4401 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4403 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4404 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4405 * tree-inline.c (estimate_num_insns_1): Likewise.
4406 * varasm.c (const_hash_1, compare_constant, copy_constant)
4407 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4408 * emit-rtl.c (component_ref_for_mem_expr)
4409 (set_mem_attributes_minus_bitpos): Likewise.
4410 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4411 (is_aligning_offset): Likewise.
4412 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4413 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4414 * dojump.c (do_jump): Likewise.
4415 * builtins.c (get_pointer_alignment, get_memory_rtx)
4416 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4417 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4419 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4421 PR rtl-optimization/36017
4422 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4423 expanding the library call.
4425 2008-04-22 Ian Lance Taylor <iant@google.com>
4427 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4430 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4432 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4433 of LR/CTR moves for Power6.
4435 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4438 * passes.c (init_optimization_passes): Remove
4439 pass_fast_rtl_byte_dce.
4441 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4445 builtin functions to generate faster code.
4446 (_mm_cvtpu16_ps): Ditto.
4447 (_mm_cvtpi32x2_ps): Ditto.
4449 2008-04-22 Nick Clifton <nickc@redhat.com>
4451 * common.opt (ftree-loop-distribution): Add Optimization
4454 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4455 (frv_expand_builtin_va_start): Likewise.
4457 * config/arm/arm.c (thumb_find_work_register): Fix location of
4458 argument register count.
4460 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4462 Support scheduling for ColdFire V1 and V3 microarchitecture.
4463 Improve scheduling of multiplication instructions.
4465 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4466 (mac): New instruction attribute.
4467 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4468 (m68k_sched_mac): New variable.
4469 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4470 Handle cfv1 and cfv3.
4471 (max_insn_size): New static variable.
4472 (struct _sched_ib): New type.
4473 (sched_ib): New static variable.
4474 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4475 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4476 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4478 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4479 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4480 new variables. Update.
4481 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4482 Add modeling of cfv3 instruction buffer. Update.
4483 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4484 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4485 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4486 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4487 a particular reservation applies to.
4488 (type2): Reorganize attribute values. Rename alu to alu_reg,
4489 alu_l to alu, move_l to omove. Join move to alu. Split mul
4491 (cf_ib_*): Simplify description of instruction buffer.
4492 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4493 (cf_mem): Split into cf_mem1 and cf_mem2.
4494 (cf_v2_move_??): Rename to cfv12_alu_??.
4495 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4496 (cf_v2_mul_??): Remove reservations.
4497 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4498 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4499 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4501 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4502 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4503 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4504 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4505 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4506 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4507 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4508 expansions of the above reservations for instructions of sizes
4511 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4513 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4515 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4517 * coverage.c: Include tree-pass.h.
4518 (coverage_counter_alloc): Print da_file_name to the dump file.
4520 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4522 * sbitmap.c (sbitmap_range_empty_p): New function.
4523 * sbitmap.h (sbitmap_range_empty_p): New function.
4524 * bitmap.h: Now includes obstack.h.
4526 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4527 Kenneth Zadeck <zadeck@naturalbridge.com>
4529 * dbgcnt.def (ra_byte_scan): Added.
4530 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4531 when the last hit happens for a counter.
4532 * timevar.def (TV_DF_BYTE_LR): New variable.
4533 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4534 * passes.c (pass_fast_rtl_byte_dce): New pass.
4535 * fwprop.c (update_df): Added mode to call df_ref_create.
4536 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4537 DF_REF_EXTRACT_OFFSET.
4538 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4539 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4541 (df_ref_extract): Added mode field.
4542 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4543 DF_REF_EXTRACT_OFFSET.
4544 (DF_REF_EXTRACT_MODE): New macro.
4545 (df_byte_lr_bb_info): New structure.
4546 (df_print_byte_regset, df_compute_accessed_bytes,
4547 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4548 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4549 df_byte_lr_simulate_uses,
4550 df_byte_lr_simulate_artificial_refs_at_top,
4551 df_byte_lr_simulate_artificial_refs_at_end,
4552 df_compute_accessed_bytes): New function.
4553 (df_ref_create): Add parameter.
4554 (df_byte_lr_get_bb_info): New inline function.
4555 * df-scan.c (df_ref_record, df_uses_record,
4556 df_ref_create_structure): Added mode parameter.
4557 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4558 df_defs_record, df_uses_record, df_get_conditional_uses,
4559 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4560 df_entry_block_defs_collect, df_exit_block_uses_collect):
4561 Added mode parameter to calls to df_ref_record, df_uses_record,
4562 df_ref_create_structure.
4563 (df_ref_equal_p, df_ref_compare): Added test for modes.
4564 (df_ref_create_structure): Added code to set mode. Renamed
4565 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4566 DF_REF_EXTRACT_OFFSET.
4567 * df-core.c (df_print_byte_regset): New function.
4568 * df-byte-scan.c: New file.
4569 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4570 calls to BITMAP_FREE.
4571 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4572 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4573 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4574 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4575 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4576 df_byte_lr_local_compute, df_byte_lr_init,
4577 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4578 df_byte_lr_transfer_function, df_byte_lr_free,
4579 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4580 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4581 df_byte_lr_simulate_uses,
4582 df_byte_lr_simulate_artificial_refs_at_top,
4583 df_byte_lr_simulate_artificial_refs_at_end): New function.
4584 * dce.c (byte_dce_process_block): New function.
4585 (dce_process_block): au is now passed in rather than computed
4586 locally. Changed loops that look at artificial defs to not look
4587 for conditional or partial ones, because there never are any.
4588 (fast_dce): Now is able to drive byte_dce_process_block or
4589 dce_process_block depending on the kind of dce being done.
4590 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4591 (rest_of_handle_fast_byte_dce): New function.
4592 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4593 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4595 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4598 * gcc.h: Added fortran options that take arguments to
4599 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4602 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4604 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4605 scalarization if on the LHS and not a full access.
4607 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4609 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4611 2008-04-18 Rafael Espindola <espindola@google.com>
4613 * tree-vrp.c (find_case_label_index): Fix the binary search.
4614 (find_case_label_range): New.
4615 (vrp_visit_switch_stmt): Use find_case_label_range.
4616 (simplify_switch_using_ranges): Use find_case_label_range.
4618 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4620 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4621 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4623 2008-04-18 Tom Tromey <tromey@redhat.com>
4626 * doc/cpp.texi (Implementation-defined behavior): Mention
4629 2008-04-18 Ian Lance Taylor <iant@google.com>
4631 * fold-const.c (pointer_may_wrap_p): New static function.
4632 (fold_comparison): Add another test for pointer overflow. Use
4633 pointer_may_wrap_p to disable some false positives.
4635 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4637 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4638 (fname_as_string): Match updated cpp_interpret_string prototype.
4639 (fix_string_type): Support char16_t* and char32_t*.
4640 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4641 derivative) nodes. Register as builtin if C++0x.
4642 (c_parse_error): Support CPP_CHAR{16,32}.
4643 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4644 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4645 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4646 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4647 CTI_CHAR32_ARRAY_TYPE>: New elements.
4648 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4649 char32_type_node, signed_char32_type_node, char16_array_type_node,
4650 char32_array_type_node): New defines.
4651 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4652 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4653 (lex_string): Support CPP_STRING{16,32}, match updated
4654 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4655 (lex_charconst): Support CPP_CHAR{16,32}.
4656 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4657 and CPP_STRING{16,32}.
4659 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4662 * aclocal.m4: Regenerate.
4663 * configure: Regenerate.
4665 2008-04-18 Jan Hubicka <jh@suse.cz>
4667 * except.c (dw2_size_of_call_site_table,
4668 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4670 * cgraphbuild.c (build_cgraph_edges): Update.
4671 * tree-pass.h: Update comment.
4672 * final.c (leaf_function_p): Update.
4673 (leaf_renumber_regs): Update.
4674 (rest_of_clean_state): Update.
4675 * omp-low.c (expand_omp_parallel): Update.
4676 * ipa-reference.c (analyze_function): Update.
4677 * reorg.c (find_end_label): Update.
4678 (optimize_skip): Update.
4679 (fill_simple_delay_slots): Update.
4680 (fill_simple_delay_slots): Update.
4681 (make_return_insns): Update.
4682 (dbr_schedule): Update.
4683 * gimple-low.c (record_vars_into): Update.
4684 * cfgbuild.c (make_edges): Update.
4685 * function.c (assign_stack_local): Update.
4686 (assign_parm_adjust_stack_rtl): Update.
4687 (locate_and_pad_parm): Update.
4688 (allocate_struct_function): Do not initialize stack_alignment_needed
4689 and preferred_stack_boundary here.
4690 (stack_protect_prologue): Update.
4691 (stack_protect_epilogue): Update.
4692 (expand_function_start): Initialize stack_alignment_needed,
4693 preferred_stack_boundary and max_jumptable_ents.
4694 (expand_function_end): Update.
4695 (free_after_compilation): Do not NULLify epilogue_delay_list.
4696 * function.h (struct rtl_data): Add stack_protect_guard,
4697 stack_alignment_needed,
4698 preferred_stack_boundary, epilogue_delay_list.
4699 (struct function): Remove value_histograms, stack_alignment_needed,
4700 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4702 unexpanded_var_list, stack_protect_guard.
4703 (current_function_epilogue_delay_list): Remove.
4704 * ipa-type-escape.c (analyze_function): Update.
4705 * gimplify.c (pop_gimplify_context): Update comment.
4706 * calls.c (expand_call): Update.
4707 (emit_library_call_value_1): Update.
4708 * except.c (set_nothrow_function_flags): Update.
4709 * cfgexpand.c (get_decl_align_unit): Update.
4710 (create_stack_guard): Update.
4711 (estimated_stack_frame_size): Update.
4712 (expand_used_vars): Update.
4713 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4714 * explow.c (allocate_dynamic_stack_space): Update.
4715 * tree-ssa-live.c (remove_unused_locals): Update.
4716 * varasm.c (mark_constant_pool): Update.
4717 * tree-inline.c (remap_decls): Update.
4718 (initialize_cfun): Update.
4719 (declare_return_variable): Update.
4720 (inline_forbidden_p): Update.
4721 (expand_call_inline): Update.
4722 (declare_inline_vars): Update.
4723 (tree_function_versioning): Update.
4724 * tree-flow.h (value_histograms): New.
4725 (VALUE_HISTOGRAMS): New macro.
4726 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4728 * tree-cfg.c (set_bb_for_stmt): Update.
4729 (replace_by_duplicate_decl): Update.
4730 (move_block_to_fn): Update.
4731 (new_label_mapper): Update.
4732 (dump_function_to_file): Update.
4733 * ipa-struct-reorg.c (build_data_structure): Update.
4734 * cfgrtl.c (print_rtl_with_bb): Update.
4735 * reload1.c (reload): Update.
4737 * config/i386/i386.c (setup_incoming_varargs_64,
4738 ix86_compute_frame_layout): Update.
4739 * config/arc/arc.c (arc_output_function_epilogue): Update.
4741 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4743 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4744 for FreeBSD as well.
4745 * gthr-posix95.h: Likewise.
4747 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4749 PR rtl-optimization/35838
4750 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4751 out the byte offset of the first subreg.
4753 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4755 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4756 to split_ti instead of three separate calls with single member arrays.
4757 (subti3 splitter): Ditto.
4758 (adddi3 splitter): Ditto with split_di.
4759 (subdi3 splitter): Ditto.
4760 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4761 two separate calls with single member arrays. Swap match_dup
4762 operands 1 and 2 to better fit into the array.
4763 (negdi2 splitter): Ditto with split_di.
4764 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4765 two separate calls with single member arrays. Swap match_dup operands
4766 6 and 7 to better fit into the array.
4768 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4770 * config/i386/i386.c (sse_builtin_type): New.
4771 (bdesc_sse_args): Likewise.
4772 (bdesc_sse_3arg): Removed.
4773 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4774 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4775 IX86_BUILTIN_ROUNDPS.
4776 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4777 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4778 IX86_BUILTIN_ROUNDPS.
4779 (ix86_expand_sse_4_operands_builtin): Removed.
4780 (ix86_expand_sse_operands_builtin): New.
4781 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4782 and CODE_FOR_sse4_1_roundps.
4783 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4784 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4786 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4789 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4790 regs before frame pop when needed. If use_backchain_to_restore_sp
4791 then load backchain into a temp reg to restore vr and vrsave. Add
4792 code to restore vr after frame pop if possible.
4794 2008-04-17 Richard Guenther <rguenther@suse.de>
4796 * tree-vn.c (expressions_equal_p): Do not check type
4797 equality or compatibility before calling operand_equal_p.
4798 * fold-const.c (operand_equal_p): Check equivalence of
4799 integer constants before bailing out due to signedness or
4800 precision differences.
4801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4802 spurious differences in type qualification. Ignore types
4803 for COMPONENT_REFs at all.
4805 2008-04-17 Christian Bruel <christian.bruel@st.com>
4807 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4808 msw_skip comparison.
4810 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4813 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4816 PR tree-optimization/35899
4817 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4818 rather than TREE_OPERAND.
4820 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4824 temporary registers. Change operand predicate to general_operand.
4825 (remainderxf3): Ditto.
4827 2008-04-16 Richard Guenther <rguenther@suse.de>
4829 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4830 * tree-affine.c (aff_combination_expand): Look through some
4833 2008-04-15 Doug Kwan <dougkwan@google.com>
4835 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4837 * tree-pretty-print.c (dump_generic_node): Ditto.
4838 * final.c (output_addr_const): Ditto.
4839 * dwarf2out.c (output_cfi): Ditto.
4840 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4841 * print-rtl.c (print_rtx): Ditto.
4842 * print-tree.c (print_node_brief, print_node): Ditto.
4843 * c-common.c (match_case_to_enum_1): Ditto.
4844 * sched-vis.c (print_value): Ditto.
4845 * config/i386/i386.c (print_operand): Cast to long unsigned int
4848 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4849 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4850 MS Windows VirtualProtect function.
4852 2008-04-15 Jan Hubicka <jh@suse.cz>
4854 * gengtype.c (write_root): Param_is argument is OK.
4855 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4856 * function.h: Include varray.h
4857 (rtl_eh): New stucture based on except.c one.
4858 (call_site_record): New forward declaration and vector type.
4859 * calls.c (emit_call_1): Do not call
4860 note_current_region_may_contain_throw.
4861 * except.c (eh_status): Remove cur_region, try_region since they are
4863 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4864 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4865 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4866 Remove call_site_data_used, call_site_data_size.
4867 Turn call_site_record into vector in function.h.
4868 (note_current_region_may_contain_throw): Remove.
4869 (get_exception_pointer, get_exception_filter): Do not take struct
4870 function argument; update.
4871 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4872 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4873 build_post_landing_pads, dw2_build_landing_pads,
4874 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4875 sjlj_emit_function_enter, sjlj_emit_function_enter,
4876 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4877 sjlj_build_landing_pads, finish_eh_generation,
4878 remove_exception_handler_label, remove_eh_handler,
4879 maybe_remove_eh_handler, add_reachable_handler,
4880 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4881 add_action_record, collect_one_action_chain, add_call_site,
4882 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4883 sjlj_output_call_site_table, output_function_exception_table,
4884 * except.h (note_current_region_may_contain_throw): Remove
4885 (get_exception_pointer, get_exception_filter): Do not take struct
4887 * Makefile.in (GTFILES): Put varargs before struct function.
4889 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4891 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4892 punt for STRING_CST.
4893 (get_constraint_for): Deal with STRING_CST here instead.
4895 2008-04-15 Richard Guenther <rguenther@suse.de>
4897 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4898 statements in a basic-block with a backward walk. Do not
4899 substitute into dead statements but instead remove those.
4901 2008-04-15 Richard Guenther <rguenther@suse.de>
4903 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4904 to zero, thus disable creation of SFTs.
4906 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4908 * tree-predcom.c (suitable_reference_p): Return false if the
4909 reference can throw.
4911 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4914 * c-decl.c (finish_decl): If extern or static var has variable
4915 size, set TREE_TYPE (decl) to error_mark_node.
4917 2008-04-15 Rafael Espindola <espindola@google.com>
4919 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4922 2008-04-15 Richard Guenther <rguenther@suse.de>
4924 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4925 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4926 (visit_reference_op_load): Do walk vuse-vdef chains on
4927 vn_reference_lookup.
4928 (visit_reference_op_store): But do not here.
4929 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4930 vn_reference_lookup.
4931 (vn_lookup_with_vuses): But do so here.
4933 2008-04-14 Ian Lance Taylor <iant@google.com>
4935 * fold-const.c (fold_overflow_warning): Remove assertion.
4937 2008-04-15 Ben Elliston <bje@au.ibm.com>
4939 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4940 temp1 local variables.
4942 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4945 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4946 ".text.unlikely" section as executable.
4948 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4950 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4951 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4952 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4953 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4954 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4955 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4956 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4958 2008-04-14 Ian Lance Taylor <iant@google.com>
4960 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4961 * fold-const.c (fold_comparison): If appropriate, test
4962 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4963 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4964 reassociating a pointer type.
4965 * doc/invoke.texi (Optimize Options): Document that
4966 -fstrict-overflow applies to pointer wraparound.
4968 2008-04-13 Jan Hubicka <jh@suse.cz>
4970 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4972 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4974 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4975 we are going to "save the world".
4977 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4979 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4980 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4981 operand 0 constraint, not "=".
4983 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4985 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4987 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4989 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4990 of size of positions_needed * CHAR_BIT.
4992 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4995 * dse.c (store_info): Change positions_needed to unsigned
4997 (lowpart_bitmask): New.
4998 (record_store): Cast to unsigned HOST_WIDE_INT for
4999 positions_needed. Assert width <= size of positions_needed *
5000 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5001 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5002 lowpart_bitmask to set mask.
5004 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5006 * config/bfin/constraints.md: New file.
5007 * config/bfin/bfin.md: Include it.
5008 (adddi3): Use satisfies_constraint functions instead of the old macros.
5009 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5010 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5011 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5012 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5013 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5014 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5015 EXTRA_CONSTRAINT): Delete.
5016 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5017 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5019 * config/bfin/bfin.c: Include "tm-constrs.h".
5020 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5021 Use satisfies_constraint functions instead of the old macros.
5022 * doc/md.texi (Blackfin Constraints): Update file name reference.
5024 2008-04-11 Richard Guenther <rguenther@suse.de>
5026 PR tree-optimization/35869
5027 * tree-vrp.c (execute_vrp): Move switch statement update after
5028 jump threading. Schedule another cfg cleanup run.
5030 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5033 * attribs.c (decl_attributes): Return early on errorneous node.
5035 2008-04-10 Oleg Ryjkov <olegr@google.com>
5037 * tree.h (struct tree_base): Added a new flag default_def_flag.
5038 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5040 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5042 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5044 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5047 * pa.md: Define mode iterator P. Define mode attribute dwc.
5048 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5049 (icacheflush): Likewise.
5050 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5051 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5053 2008-04-11 Ben Elliston <bje@au.ibm.com>
5055 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5057 2008-04-10 Rafael Espindola <espindola@google.com>
5059 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5060 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5061 (extract_range_from_expr): The same.
5063 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5065 * config/mips/mips.md (GPR2): New mode iterator.
5067 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5068 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5069 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5070 Rewrite these to take two modes, the mode of comparison and the
5071 mode of the destination.
5072 * config/mips/mips.c (mips_expand_scc): Instead of having
5073 paradoxical subreg as destination, expand "narrowing" scc if mode
5074 of comparison is SI and target is requested in DI mode.
5075 (mips_emit_int_order_test): Update comment. Make mode of
5076 comparison match CMP0 rather than TARGET. When creating inverse
5077 target use mode of TARGET.
5079 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5081 * gcov-dump.c (tag_summary): Only print summaries for the first
5082 GCOV_COUNTERS_SUMMABLE counters.
5084 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5086 * config/i386/i386.md (absneg): New code iterator.
5087 (absnegprefix): New code attribute.
5088 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5089 patterns using absneg code iterator.
5090 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5091 using absneg code iterator.
5092 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5093 *neg<mode>2 patterns using absneg code iterator.
5094 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5095 *negextendsfdf2 patterns using absneg code iterator.
5096 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5097 *negextendsfxf2 patterns using absneg code iterator.
5098 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5099 *negextendsfdf2 patterns using absneg code iterator.
5100 * config/i386/sse.md (<code><mode>2): Macroize expander from
5101 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5103 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5105 * config/s390/s390.h: Remove the remains of the recent search
5106 & replace action of current_function_outgoing_args_size.
5108 2008-04-10 Ira Rosen <irar@il.ibm.com>
5110 PR tree-optimization/35821
5111 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5112 NEW_STMT_LIST is not NULL.
5114 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5117 * toplev.c (process_options): Remove -ffunction-sections debugging
5120 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5122 PR middle-end/PR28690
5123 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5124 than gen_rtx_fmt_ee to perform more canonicalizations.
5126 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5129 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5131 2008-04-09 Richard Guenther <rguenther@suse.de>
5133 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5134 (dump_function_to_file): Dump function arguments with types.
5136 2008-04-08 Richard Guenther <rguenther@suse.de>
5138 * fold-const.c (fold_widened_comparison): Do not allow
5139 sign-changes that change the result.
5141 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5144 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5145 kinds of indirect references.
5147 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5149 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5150 GNU Fortran language string.
5152 2008-04-08 Rafael Espindola <espindola@google.com>
5154 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5155 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5156 * tree.h (tree_call_nonnegative_warnv_p): New.
5158 2008-04-08 Jan Hubicka <jh@suse.cz>
5160 * function.c (free_after_compilation): Clear out regno_reg_rtx
5163 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5166 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5168 PR middle-end/PR28690
5169 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5170 same precedence as REG_POINTER and MEM_POINTER operands.
5172 2008-04-08 Richard Guenther <rguenther@suse.de>
5175 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5176 for adding index to base.
5178 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5180 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5181 (MINGW_ENABLE_EXECUTE_STACK): New.
5182 (IN_LIBGCC2): For libgcc include windows.h file for
5183 function declarations.
5185 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5187 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5188 and tem2 if tem1 is not a REG or MULT.
5190 2008-04-08 Jan Hubicka <jh@suse.cz>
5192 * function.h (incomming_args): Break out of struct function.
5193 (function_subsections): Break out of struct function.
5194 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5195 return_rtx and hard_reg_initial_vals from struct function.
5196 Kill inl_max_label_num.
5197 (current_function_pops_args, current_function_args_info,
5198 current_function_args_size, current_function_args_size,
5199 current_function_pretend_args_size,
5200 current_function_outgoing_args_size,
5201 current_function_internal_arg_pointer, current_function_return_rtx):
5202 Kill compatibility accestor macros.
5203 * builtins.c (expand_builtin_apply_args_1): Update.
5204 (expand_builtin_next_arg): Update.
5205 * df-scan.c (df_get_call_refs): Update.
5206 * dbxout.c (dbxout_function_end): Update.
5207 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5208 (output_line_info): Update.
5209 (secname_for_decl): Update.
5210 (dwarf2out_var_location): Update.
5211 * function.c (free_after_compilation): Update.
5212 (assign_parm_find_stack_rtl): Update.
5213 (assign_parms): Update.
5214 (expand_dummy_function_end): Update.
5215 (expand_function_end): Update.
5216 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5217 (expand_call): Update.
5218 (emit_library_call_value_1): Update.
5219 (store_one_arg): Update.
5220 * varasm.c (initialize_cold_section_name): Update.
5221 (unlikely_text_section): Update.
5222 (unlikely_text_section_p): Update.
5223 (assemble_start_function): Update.
5224 (assemble_end_function): Update.
5225 (default_section_type_flags): Update.
5226 (switch_to_section): Update.
5227 * integrate.c (set_decl_abstract_flags): Update.
5228 (get_hard_reg_initial_val): Update.
5229 (has_hard_reg_initial_val): Update.
5230 (allocate_initial_values): Update.
5231 * resource.c (init_resource_info): Update.
5232 * config/alpha/alpha.c (NUM_ARGS): Update.
5233 (direct_return): Update.
5234 (alpha_va_start): Update.
5235 (alpha_sa_size): Update.
5236 (alpha_initial_elimination_offset): Update.
5237 (alpha_expand_prologue): Update.
5238 (alpha_start_function): Update.
5239 (alpha_expand_epilogue): Update.
5240 (unicosmk_initial_elimination_offset):
5241 * config/alpha/alpha.md (call expander): Update.
5242 * config/s390/s390.c (s390_register_info): Update.
5243 (s390_register_info): Update.
5244 (s390_frame_info): Update.
5245 (s390_initial_elimination_offset): Update.
5246 (s390_build_builtin_va_list): Update.
5247 (s390_va_start): Update.
5248 * config/spu/spu.c (direct_return): Update.
5249 (spu_expand_prologue): Update.
5250 (spu_initial_elimination_offset): Update.
5251 (spu_build_builtin_va_list): Update.
5252 (spu_va_start): Update.
5253 * config/sparc/sparc.c (sparc_init_modes): Update.
5254 (sparc_compute_frame_size): Update.
5255 (function_value): Update.
5256 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5257 * config/i386/i386.md (return expander): Update.
5258 * config/i386/i386.c (ix86_va_start): Update.
5259 (ix86_can_use_return_insn_p): Update.
5260 (ix86_compute_frame_layout): Update.
5261 (ix86_expand_epilogue): Update.
5262 * config/sh/sh.c (output_stack_adjust): Update.
5263 (calc_live_regs): Update.
5264 (sh_expand_prologue): Update.
5265 (sh_builtin_saveregs): Update.
5266 (sh_va_start): Update.
5267 (initial_elimination_offset): Update.
5268 (sh_allocate_initial_value): Update.
5269 (sh_function_ok_for_sibcall): Update.
5270 (sh_get_pr_initial_val): Update.
5271 * config/sh/sh.md (return expander): Update.
5272 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5273 * config/crx/crx.c (crx_compute_frame): UPdate.
5274 (crx_initial_elimination_offset): UPdate.
5275 * config/xtensa/xtensa.c (compute_frame_size): Update
5276 (xtensa_builtin_saveregs): Update.
5277 (xtensa_va_start): Update.
5278 (order_regs_for_local_alloc): Update.
5279 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5280 (xstormy16_expand_builtin_va_start): Update.
5281 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5282 * config/m68hc11/m68hc11.md (return expanders): Update.
5283 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5284 (expand_epilogue): Update.
5285 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5286 (cris_simple_epilogue): Update.
5287 (cris_expand_prologue): Update.
5288 (cris_expand_epilogue): Update.
5289 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5290 (compute_frame_size): Update.
5291 * config/mt/mt.c (mt_compute_frame_size): Update.
5292 * config/mn10300/mn10300.c (expand_prologue): Update.
5293 (expand_epilogue): Update.
5294 (initial_offset): Update.
5295 (mn10300_builtin_saveregs):
5296 * config/mn10300/mn10300.md (return expander): Update.
5297 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5298 (ia64_initial_elimination_offset): Update.
5299 (ia64_initial_elimination_offset): Update.
5300 (ia64_expand_prologue): Update.
5301 * config/m68k/m68k.md (return expander): Update.
5302 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5303 (rs6000_stack_info): Update.
5304 * config/mcore/mcore.c (layout_mcore_frame): Update.
5305 (mcore_expand_prolog): Update.
5306 * config/arc/arc.c (arc_compute_frame_size): Update.
5307 * config/score/score3.c (score3_compute_frame_size): Update.
5308 * config/score/score7.c (score7_compute_frame_size): Update.
5309 * config/arm/arm.c (use_return_insn): Update.
5310 (thumb_find_work_register): Update.
5311 (arm_compute_save_reg_mask): Update.
5312 (arm_output_function_prologue): Update.
5313 (arm_output_epilogue): Update.
5314 (arm_size_return_regs): Update.
5315 (arm_get_frame_offsets): Update.
5316 (arm_expand_prologue): Update.
5317 (thumb_exit): Update.
5318 (thumb_unexpanded_epilogue): Update.
5319 (thumb1_output_function_prologue): Update.
5320 * config/pa/pa.md (return expander): Update.
5321 * config/pa/pa.c (compute_frame_size): Update.
5322 (hppa_builtin_saveregs): Update.
5323 * config/mips/mips.c (mips_va_start): Update.
5324 (mips16_build_function_stub): Update.
5325 (mips_compute_frame_info): Update.
5326 (mips_restore_gp): Update.
5327 (mips_output_function_prologue): Update.
5328 (mips_expand_prologue): Update.
5329 * config/v850/v850.c (compute_frame_size): Update.
5330 (expand_prologue): * config/mmix/mmix.c (along): update.
5331 (mmix_initial_elimination_offset): update.
5332 (mmix_reorg): update.
5333 (mmix_use_simple_return): update.
5334 (mmix_expand_prologue): update.
5335 (mmix_expand_epilogue): Update.
5336 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5337 (emit_link_insn): Update.
5339 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5341 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5342 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5344 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5347 2008-04-07 Jan Hubicka <jh@suse.cz>
5349 * function.h (rtl): Rename to x_rtl.
5351 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5352 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5353 used_temp_slots avail_temp_slots, temp_slot_level,
5354 nonlocal_goto_handler_labels): Update accesstors.
5355 (rtl): New global variable.
5356 (struct function): Move some fileds to rtl_data.
5357 (get_arg_pointer_save_area): Update prototype.
5358 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5359 get_arg_pointer_save_area.
5360 * expr.c (init_expr): Update
5361 * function.c (get_frame_size): Update
5362 (assign_stack_local): Update
5363 (expand_function_end): Update.
5364 (get_art_pointer_save_area): Update
5366 * emit-rtl.c (rtl): Declare.
5367 (regno_reg_rtx): Declare.
5368 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5370 (gen_reg_rtx): Update.
5371 * varasm.c (n_deferred_constatns): Update accestor.
5372 (init_varasm_status): Do not allocate varasm_status.
5373 (force_const_mem, get_pool_size, output_constant_pool): Update.
5374 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5375 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5376 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5377 * sparc/sparc.h (INIT_EXPANDERS): Update.
5378 * ia64/ia64.h (INIT_EXPANDERS): Update.
5380 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5382 * reload.c (push_secondary_reload): Add missing break to for loop.
5384 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5386 PR middle-end/PR28690
5387 * rtlanal.c: Update copyright years.
5388 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5389 as REG_POINTER and MEM_POINTER operands.
5390 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5391 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5392 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5393 * gcse.c: Update copyright years.
5394 (pre_delete): Call gen_reg_rtx_and_attrs.
5395 (hoist_code): Likewise.
5396 (build_store_vectors): Likewise.
5397 (delete_store): Likewise.
5398 * loop-invariant.c (move_invariant_reg): Likewise.
5399 Update copyright years.
5401 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5403 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5404 control string instead of quoted.
5406 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5408 * doc/rtl.texi: Rewrite of subreg section.
5410 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5413 * config/i386/i386.c (legitimize_pic_address): Add treating
5414 of dllimport SYM_REF's.
5415 (legitimize_dllimport_symbol): Add prototype.
5417 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5419 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5420 reference in constructor with non self-referential type.
5422 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5424 Removal of Return with Depressed Stack Pointer support
5425 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5426 (ECF_SP_DEPRESSED): Likewise.
5427 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5428 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5429 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5430 (expand_call): Do not test ECF_SP_DEPRESSED.
5431 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5432 * function.c (keep_stack_depressed): Delete.
5433 (handle_epilogue_set): Likewise.
5434 (update_epilogue_consts): Likewise.
5435 (emit_equiv_load): Likewise.
5436 (thread_prologue_and_epilogue_insns): Remove support for Return with
5437 Depressed Stack Pointer.
5438 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5440 2008-04-06 Richard Guenther <rguenther@suse.de>
5442 PR tree-optimization/35400
5443 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5444 information from SSA_NAMEs.
5446 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5448 * config/avr/avr.h (avr_mega_p): Remove declaration.
5449 (AVR_MEGA): Remove macro.
5450 * config/avr/avr.c (avr_mega_p): Remove variable.
5451 (avr_override_options): Remove inicializion of avr_mega_p.
5452 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5453 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5454 (avr_jump_mode): (Ditto.).
5455 (avr_output_progmem_section_asm_op): (Ditto.).
5456 (avr_asm_init_sections): (Ditto.).
5457 (avr_asm_init_sections): (Ditto.).
5458 (avr_rtx_costs): (Ditto.).
5459 * config/avr/avr.md: (Ditto.).
5460 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5463 2008-04-06 Richard Guenther <rguenther@suse.de>
5465 PR tree-optimization/35842
5466 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5467 is_gimple_invariant_address.
5469 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5471 * gcc.c (default_compilers): Sync Fortran extensions list with
5472 that in fortran/lang-specs.h.
5473 * doc/invoke.texi: Likewise.
5474 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5475 * dwarf2out.c (gen_compile_unit_die): Likewise.
5477 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5479 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5481 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5484 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5485 attribute is used for nested functions.
5487 2008-04-05 Jan Hubicka <jh@suse.cz>
5489 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5491 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5493 (dump_files): Update.
5494 (enable_rtl_dump_file): Do not accept letter argument.
5495 * tree-pass.h (dump_file_info): Remove letter argument.
5496 * toplev.c (decode_d_option): Update -da handling.
5497 * toplev.h (enable_rtl_dump_file): Update prototype.
5498 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5499 it out based on pass type.
5500 (register_dump_files_1): Likewise.
5501 (init_optimization_passes): Update register_one_dump_file calls.
5502 (execute_one_pass): Sanity check that IPA passes are called at IPA
5503 level and RTL passes at RTL level.
5504 (execute_pass_list): IPA pass can not be after or subpass of
5506 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5507 disallov RTL subpasses of IPA subpasses.
5509 2008-04-05 Ben Elliston <bje@au.ibm.com>
5511 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5512 builtins that return exactly once and do not throw. Cache call to
5515 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5517 PR rtl-optimization/34916
5519 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5520 between instruction pairs.
5522 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5524 * doc/invoke.texi: Document -mbitops for SH.
5525 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5526 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5527 * config/sh/sh.c (print_operand): Add %t operand code.
5528 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5529 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5530 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5531 (extendqihi2): Likewise.
5532 (movqi_i): Likewise.
5533 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5534 (extv): Use bld instruction for SH2A if possible.
5536 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5537 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5538 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5539 (bset.b, bclr.b): Define peepholes.
5540 * config/sh/sh.opt (mbitops): New option.
5542 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5545 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5546 and view convert expression.
5548 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5551 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5553 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5555 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5557 * config/i386/cpuid.h (bit_AES): New.
5558 (bit_PCLMUL): Likewise.
5560 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5561 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5562 SSE2 if AES or PCLMUL is enabled.
5563 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5564 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5565 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5566 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5567 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5568 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5569 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5570 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5571 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5572 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5573 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5574 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5575 __builtin_ia32_aeskeygenassist128 and
5576 __builtin_ia32_pclmulqdq128.
5577 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5578 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5579 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5581 * config/i386/i386.h (TARGET_AES): New.
5582 (TARGET_PCLMUL): Likewise.
5583 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5585 * config/i386/i386.md (UNSPEC_AESENC): New.
5586 (UNSPEC_AESENCLAST): Likewise.
5587 (UNSPEC_AESDEC): Likewise.
5588 (UNSPEC_AESDECLAST): Likewise.
5589 (UNSPEC_AESIMC): Likewise.
5590 (UNSPEC_AESKEYGENASSIST): Likewise.
5591 (UNSPEC_PCLMUL): Likewise.
5593 * config/i386/i386.opt (maes): New.
5594 (mpclmul): Likewise.
5596 * config/i386/sse.md (aesenc): New pattern.
5597 (aesenclast): Likewise.
5599 (aesdeclast): Likewise.
5601 (aeskeygenassist): Likewise.
5602 (pclmulqdq): Likewise.
5604 * config/i386/wmmintrin.h: New.
5606 * doc/extend.texi: Document AES and PCLMUL built-in function.
5608 * doc/invoke.texi: Document -maes and -mpclmul.
5610 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5612 * function.c (free_after_parsing): Replace with
5613 cxx_push_function_context from C++ front-end.
5614 (allocate_struct_function): Don't call langhook.
5615 * langhooks.h (struct lang_hooks_for_functions): Delete.
5616 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5618 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5619 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5620 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5621 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5622 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5623 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5624 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5626 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5627 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5629 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5632 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5635 2008-04-04 Richard Guenther <rguenther@suse.de>
5638 * fold-const.c (optimize_minmax_comparison): Use the correct
5639 type for the constant in the simplified comparison.
5641 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5643 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5644 Pass L2 size as "--param l2-cache-size" to the compiler.
5645 (decode_l2_cache): New function to decode L2 cache parameters using
5646 0x8000006 extended cpuid function.
5647 (detect_caches_amd): Determine parameters of L2 cache using
5648 decode_l2_caches function.
5649 (decode_caches_intel): Decode L2 cache parameters.
5650 (detect_caches_intel): Determine L2 cache parameters using
5651 decode_caches_intel and decode_l2_caches functions.
5653 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5655 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5656 secondary input reload for subword loads from the constant pool.
5658 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5661 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5662 constants of the appropriate size for runtime calculations.
5665 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5666 decimal-float literal constant zero.
5668 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5671 * c-parser.c (c_parser_omp_atomic): Call
5672 default_function_array_conversion on the RHS.
5675 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5676 call is_variable_sized if decl has incomplete type.
5678 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5680 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5682 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5684 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5686 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5687 (sgt<u>): Merge sgt and sgtu into new expander.
5688 (sgt, sgtu): Remove expanders.
5689 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5690 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5691 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5692 *sgtu_<mode>_mips16 into new pattern.
5693 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5694 (sge<u>): Merge sge and sgeu into new expander.
5695 (sge, sgeu): Remove expanders.
5696 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5698 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5699 (slt<u>): Merge slt and sltu into new expander.
5700 (slt, sltu): Remove expanders.
5701 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5702 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5703 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5704 *sltu_<mode>_mips16 into new pattern.
5705 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5706 (sle<u>): Merge sle and sleu into new expander.
5707 (sle, sleu): Remove expanders.
5708 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5709 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5710 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5711 *sleu_<mode>_mips16 into new pattern.
5712 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5714 2008-04-03 Jan Hubicka <jh@suse.cz>
5716 PR tree-optimization/35795
5717 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5718 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5719 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5720 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5721 * score/score3.c (score3_output_mi_thunk): Likewise.
5722 * score/score7.c (score7_output_mi_thunk): Likewise.
5723 * mips/mips.c (mips_output_mi_thunk): Likewise.
5725 2008-04-03 Richard Guenther <rguenther@suse.de>
5727 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5728 conversions. Simplify code.
5730 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5732 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5734 2008-04-03 Tom Tromey <tromey@redhat.com>
5735 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5737 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5738 * config/bfin/t-bfin-linux (generated_files): Add
5739 linux-sysroot-suffix.h.
5740 * doc/install.texi (Prerequisites): Require make 3.80.
5741 * doc/sourcebuild.texi (Front End Directory): Document new
5743 * Makefile.in (generated_files): New variable.
5744 (ALL_HOST_OBJS): New variable.
5745 ($(ALL_HOST_OBJS)): New target.
5747 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5749 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5750 (remap_block): Call id->transform_lang_insert_block instead
5752 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5753 Set id.transform_lang_insert_block to NULL.
5754 (clone_body): Move to cp/optimize.c
5755 * tree-inline.h (struct copy_body_data): Change
5756 transform_lang_insert_block to function pointer.
5757 (copy_generic_body, copy_decl_no_change): Export.
5758 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5759 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5760 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5762 * c-tree.h (insert_block): Kill.
5763 * c-decl.c (insert_block): Kill.
5765 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5767 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5768 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5769 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5771 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5772 argument, call {push,pop}_function_context from here.
5773 * c-parser.c: Use c_{push,pop}_function_context.
5775 * function.c (push_function_context_to): Move meat ...
5776 (push_function_context): ... here. Simplify.
5777 * function.c (pop_function_context_from): Move meat ...
5778 (pop_function_context): ... here. Simplify.
5779 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5781 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5782 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5783 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5784 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5786 2008-04-03 Ben Elliston <bje@au.ibm.com>
5788 * expmed.c (extract_force_align_mem_bit_field): Remove.
5790 2008-04-03 Richard Guenther <rguenther@suse.de>
5793 * expr.h (try_casesi): Adjust prototype.
5794 * expr.c (try_casesi): Take fallback label as extra parameter.
5795 Use that for gen_casesi if default_label is NULL.
5796 * stmt.c (expand_case): Pass fallback label to try_casesi,
5797 make sure to fill gaps with a fallback label if default_label
5800 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5803 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5805 2008-04-03 Ben Elliston <bje@au.ibm.com>
5807 * expmed.c (extract_split_bit_field): Remove if (0) code.
5808 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5809 (do_ds_constraint): Likewise.
5811 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5813 * doc/cppopts.texi (-dU): Document.
5814 * c-common.h (flag_dump_macros): Update comment.
5815 * c-opts.c (handle_OPT_d): Handle -dU.
5816 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5817 dump_queued_macros, cb_used_define, cb_used_undef): New.
5818 (init_pp_output): Handle -dU.
5819 (cb_line_change): Call dump_queued_macros.
5820 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5822 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5824 * config/avr/predicates.md (io_address_operand): New predicate.
5825 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5826 * config/avr/avr.c (avr_io_address_p): Remove function.
5827 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5828 'avr_io_address_p' function.
5829 (out_movhi_r_mr): (Ditto.).
5830 (out_movqi_mr_r): (Ditto.).
5831 (out_movhi_mr_r): (Ditto.).
5832 (avr_address_cost): (Ditto.).
5834 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5836 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5837 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5838 in 32bit mode when XMM registers are available to avoid store
5840 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5841 corresponding post-reload splitters.
5843 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5845 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5846 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5847 __builtin_ia32_roundss.
5848 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5849 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5850 __builtin_ia32_roundss.
5851 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5852 IX86_BUILTIN_SHUFPD here.
5854 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5856 * config/i386/i386.md (plogic): New.
5857 (plogicprefix): Likewise.
5859 * config/i386/mmx.md (mmx_<code><mode>3): New.
5860 (mmx_and<mode>3): Removed.
5861 (mmx_ior<mode>3): Likewise.
5862 (mmx_xor<mode>3): Likewise.
5864 * config/i386/sse.md (<code><mode>3): New.
5865 (*<code><mode>3): Likewise.
5866 (*<code><mode>3): Likewise.
5867 (<code><mode>3): Likewise.
5868 (*sse_<code><mode>3): Likewise.
5869 (*sse2_<code><mode>3): Likewise.
5870 (<code>tf3): Likewise.
5871 (*<code>tf3): Likewise.
5872 (and<mode>3): Likewise.
5873 (*and<mode>3): Likewise.
5874 (ior<mode>3): Removed.
5875 (*ior<mode>3): Likewise.
5876 (xor<mode>3): Likewise.
5877 (*xor<mode>3): Likewise.
5878 (*and<mode>3): Likewise.
5879 (*ior<mode>3): Likewise.
5880 (*xor<mode>3): Likewise.
5881 (and<mode>3): Likewise.
5882 (*sse_and<mode>3): Likewise.
5883 (*sse2_and<mode>3): Likewise.
5885 (*andtf3): Likewise.
5886 (ior<mode>3): Likewise.
5887 (*sse_ior<mode>3): Likewise.
5888 (*sse2_ior<mode>3): Likewise.
5890 (*iortf3): Likewise.
5891 (xor<mode>3): Likewise.
5892 (*sse_xor<mode>3): Likewise.
5893 (*sse2_xor<mode>3): Likewise.
5895 (*xortf3): Likewise.
5897 2008-04-02 Richard Guenther <rguenther@suse.de>
5899 PR tree-optimization/14495
5900 PR tree-optimization/34793
5901 * tree-vrp.c (struct switch_update): New structure.
5902 (to_remove_edges, to_update_switch_stmts): New VECs.
5903 (simplify_switch_using_ranges): New function. Remove not taken
5904 case labels and edges.
5905 (simplify_stmt_using_ranges): Call it.
5906 (identify_jump_threads): Mark edges we have queued for removal
5907 so we don't thread them.
5908 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5910 * tree-cfg.c (group_case_labels): Deal with missing default label.
5911 (tree_verify_flow_info): Allow missing default label.
5912 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5913 (emit_case_nodes): Likewise.
5914 (expand_case): Do not rely on the default label to be present.
5915 * expr.c (try_casesi): Deal with NULL default_label.
5916 (do_tablejump): Likewise.
5918 2008-04-02 Richard Guenther <rguenther@suse.de>
5920 PR tree-optimization/14495
5921 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5922 SWITCH_EXPR here ...
5923 (vrp_visit_switch_stmt): ... but here (new function).
5924 (find_case_label_index): New helper function.
5925 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5927 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5929 * fwprop.c: Fix ISO-C99ism.
5931 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5934 * Makefile.in (objdir): Set it here.
5935 * configure.ac: Not here. Find dynamic linker characteristics.
5936 * exec-tool.in: Use them.
5937 * aclocal.m4: Regenerate.
5938 * configure: Regenerate.
5940 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5942 * expr.c (expand_var): Delete it.
5943 * expr.h (expand_var): Delete prototype.
5944 * function.c (expand_function_start): Use expand_decl instead.
5945 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5948 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5950 PR rtl-optimization/35542
5951 * fwprop.c (forward_propagate_and_simplify): Replace
5952 loc_reg_mentioned_in_p with reg_mentioned_p.
5954 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5956 PR rtl-optimization/35281
5957 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5958 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5959 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5960 (varying_mem_p): Move above propagate_rtx.
5961 (all_uses_available_at): Do not check MEMs.
5963 2008-04-02 Rafael Espindola <espindola@google.com>
5965 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5966 (register_edge_assert_for_2): Split the cond argument.
5967 (register_edge_assert_for_1): Adjust for the change in
5968 register_edge_assert_for_2.
5969 (register_edge_assert_for): Split the cond argument.
5970 (find_switch_asserts): Adjust for the change in
5971 register_edge_assert_for.
5973 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5975 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5976 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5977 offsets for 64-bit mingw.
5978 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5979 abi for x86_64-pc-mingw.
5981 2008-04-02 Richard Guenther <rguenther@suse.de>
5983 * tree-vrp.c (extract_range_from_assert): Make sure to not
5984 produce range min/max with TREE_OVERFOW set.
5985 If merging a anti-range and a range keep the anti-range if
5986 the range covers all values of the type.
5987 (register_edge_assert_for_2): Only allow sign-changing
5988 conversions in detecting canonical range checks. Also
5989 register an assert for the unsigned name if useful.
5991 PR tree-optimization/35787
5992 * tree-vrp.c (vrp_val_max): New function.
5993 (vrp_val_min): Likewise.
5994 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5995 (vrp_val_is_min): Likewise.
5996 (supports_overflow_infinity): Use vrp_val_{min,max}.
5997 (negative_overflow_infinity): Likewise.
5998 (positive_overflow_infinity): Likewise.
5999 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6000 (is_positive_overflow_infinity): Likewise.
6001 (is_overflow_infinity): Likewise.
6002 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6003 vrp_val_is_{min,max}.
6004 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6005 to ranges if possible. Avoid empty ranges.
6007 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6010 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6011 the expression is a function address.
6013 2008-04-01 George Helffrich <george@gcc.gnu.org>
6015 PR fortran/35154, fortran/23057
6016 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6017 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6018 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6019 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6021 (dbxout_syms): Check for COMMON-based symbol and wrap in
6022 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6023 in bracket for efficiency.
6025 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6026 using DW_TAG_common_block + member offset.
6027 (add_pubname_string): New function.
6028 (dw_expand_expr): New function to find block name and offset for
6030 (common_check): New function to check whether symbol in Fortran COMMON.
6031 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6033 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6036 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6038 2008-04-02 Ben Elliston <bje@au.ibm.com>
6040 * config/v850/v850.md (casesi): Remove if (0) code.
6041 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6042 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6044 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6046 * config/i386/i386.md (rex64suffix): New mode attribute.
6047 (floathi<mode>2): Disable expander for SSE math.
6048 (*floathi<mode>2_1): New insn insn_and_split pattern.
6049 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6050 corresponding post-reload splitters.
6051 (*floathi<mode>2_i387): New macroized insn pattern.
6052 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6053 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6054 insn_and_split pattern.
6055 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6056 New macroized instruction patterns and corresponding post-reload
6058 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6059 and corresponding post-reload splitters.
6060 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6061 New macroized instruction patterns.
6062 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6063 macroized instruction patterns and corresponding post-reload splitters.
6064 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6065 corresponding post-reload splitters.
6066 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6067 New macroized instruction patterns.
6068 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6069 corresponding post-reload splitters.
6070 (*floatsi<mode>2_i387): New macroized instruction patterns.
6072 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6074 * config/i386/i386.md (smaxmin): New.
6075 (umaxmin): Likewise.
6076 (maxminiprefix): Likewise.
6077 (maxminfprefix): Likewise.
6078 (<code><mode>3): Likewise.
6079 (smin<mode>3): Removed.
6080 (smax<mode>3): Likewise.
6082 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6083 (mmx_<code>v4hi3): Likewise.
6084 (mmx_<code>v8qi3): Likewise.
6085 (mmx_smaxv2sf3): Removed.
6086 (mmx_sminv2sf3): Likewise.
6087 (mmx_umaxv8qi3): Likewise.
6088 (mmx_smaxv4hi3): Likewise.
6089 (mmx_uminv8qi3): Likewise.
6090 (mmx_sminv4hi3): Likewise.
6092 * config/i386/sse.md (<addsub><mode>3): New.
6093 (*<addsub><mode>3): Likewise.
6094 (<sse>_vm<addsub><mode>3): Likewise.
6095 (<maxmin><mode>3): Likewise.
6096 (*<maxmin><mode>3_finite): Likewise.
6097 (*<maxmin><mode>3): Likewise.
6098 (<sse>_vm<maxmin><mode>3): Likewise.
6099 (sse3_h<addsub>v4sf3): Likewise.
6100 (sse3_h<addsub>v2df3): Likewise.
6101 (<maxmin>v16qi3): Likewise.
6102 (*<maxmin>v16qi3): Likewise.
6103 (<maxmin>v8hi3): Likewise.
6104 (*<maxmin>v8hi3): Likewise.
6105 (*sse4_1_<maxmin><mode>3): Likewise.
6106 (*sse4_1_<maxmin><mode>3): Likewise.
6107 (add<mode>3): Removed.
6108 (*add<mode>3): Likewise.
6109 (<sse>_vmadd<mode>3): Likewise.
6110 (sub<mode>3): Likewise.
6111 (*sub<mode>3): Likewise.
6112 (<sse>_vmsub<mode>3): Likewise.
6113 (smin<mode>3): Likewise.
6114 (*smin<mode>3_finite): Likewise.
6115 (*smin<mode>3): Likewise.
6116 (<sse>_vmsmin<mode>3): Likewise.
6117 (smax<mode>3): Likewise.
6118 (*smax<mode>3_finite): Likewise.
6119 (*smax<mode>3): Likewise.
6120 (<sse>_vmsmax<mode>3): Likewise.
6121 (sse3_haddv4sf3): Likewise.
6122 (sse3_haddv2df3): Likewise.
6123 (sse3_hsubv4sf3): Likewise.
6124 (sse3_hsubv2df3): Likewise.
6125 (umaxv16qi3): Likewise.
6126 (*umaxv16qi3): Likewise.
6127 (smaxv8hi3): Likewise.
6128 (*smaxv8hi3): Likewise.
6129 (*sse4_1_smax<mode>3): Likewise.
6130 (*sse4_1_umax<mode>3): Likewise.
6131 (uminv16qi3): Likewise.
6132 (*uminv16qi3): Likewise.
6133 (sminv8hi3): Likewise.
6134 (*sminv8hi3): Likewise.
6135 (*sse4_1_smin<mode>3): Likewise.
6136 (*sse4_1_umin<mode>3): Likewise.
6138 2008-04-01 Rafael Espindola <espindola@google.com>
6140 * tree-cfg.c (verify_expr): remove in_phi.
6141 (verify_stmt): Don't call walk_tree with verify_expr. Use
6142 is_gimple_min_invariant instead of is_gimple_val.
6144 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6146 * doc/include/gpl_v3.texi: Update for manpage generation.
6147 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6149 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6150 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6151 gpl_v3.texi instead of gpl.texi.
6154 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6157 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6159 2008-04-01 Rafael Espindola <espindola@google.com>
6161 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6162 (extract_code_and_val_from_cond): Use
6163 extract_code_and_val_from_cond_with_ops.
6165 2008-04-01 Jan Hubicka <jh@suse.cz>
6167 * function.c (free_after_compilation): Free epilogue_delay_list.
6168 (prepare_function_start): Assert that previous compilation was freed.
6170 2008-04-01 Jan Hubicka <jh@suse.cz>
6171 Jim Wilson <wilson@tuliptree.org>
6172 Andreas Tobler <andreast@gcc.gnu.org>
6175 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6176 rtl.emit instead cfun->emit.
6177 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6178 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6180 2008-04-01 Ben Elliston <bje@au.ibm.com>
6182 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6184 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6186 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6188 (fprofile-use): Add var flag_profile_use
6189 * coverage.c (coverage_begin_output): Do not open a gcno file for
6190 output only if -ftest-coverage is set.
6191 Do not add getpwd() to gcda file path.
6192 (build_gcov_info): Check the new flag
6193 flag_profile_datafile_relative_path.
6194 (coverage_init): Use profile_data_prefix.
6195 Read profile counter only if flag_profile_use is set.
6196 * opts.c (common_handle_option): New option fprofile-use=,
6197 fprofile-dir=, fprofile-generate=.
6198 * toplev.c (profile_data_prefix): New variable definition.
6199 * toplev.h (profile_data_prefix): New declaration.
6200 * doc/invoke.tex (Option Summary, Optimization Options):
6203 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6205 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6206 use tmp consistently.
6209 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6210 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6211 UNSPEC_FR_RECIP_APPROX_RES.
6212 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6214 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6217 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6219 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6222 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6223 element of the vector via a pointer.
6225 2008-03-31 Ian Lance Taylor <iant@google.com>
6227 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6229 2008-03-31 Jan Hubicka <jh@suse.cz>
6231 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6232 get_arg_pointer_save_area.
6233 * expr.c (init_expr): Just clear out rtl.expr.
6234 * function.c (free_after_compilation): Clear out whole RTL structure.
6235 (get_func_frame_size): Merge into ...
6236 (get_frame_size): ... this one.
6237 (assign_stack_local_1): Merge into ...
6238 (assign_stack_local): ... this one.
6239 (expand_function_end): Update call of get_arg_pointer_save_area.
6240 (get_art_pointer_save_area): Remove cfun argument.
6241 * function.h (emit_status): regno_pointer_align does not need length
6242 attribute. Move x_regno_reg_rtx to ...
6243 (regno_reg_rtx): ... new global array.
6244 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6245 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6246 apply_args_value, forced_labels, stack_pointer_delta):
6248 (struct varasm_status): Move here from varasm.c
6249 (struct rtl_data): New. Move here some fields from struct function.
6250 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6251 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6252 used_temp_slots avail_temp_slots, temp_slot_level,
6253 nonlocal_goto_handler_labels): Update accesstors.
6254 (rtl): New global variable.
6255 (struct function): Move some fileds to rtl_data.
6256 (get_arg_pointer_save_area): Update prototype.
6257 * emit-rtl.c (rtl): Declare.
6258 (regno_reg_rtx): Declare.
6259 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6261 (gen_reg_rtx): Update.
6262 (init_virtual_regs): Do not tate emit_status argument.
6263 (init_emit): Do not allocate emit.
6264 * varasm.c (varasm_statuc): Move to function.h.
6265 (n_deferred_constatns): Update accestor.
6266 (init_varasm_status): Do not allocate varasm_status.
6267 (force_const_mem, get_pool_size, output_constant_pool): Update.
6268 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6269 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6271 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6273 PR rtl-optimization/35729
6274 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6277 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6280 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6281 load/store if memory is unaligned.
6282 (*movti_rex64): Likewise.
6284 * config/i386/predicates.md (misaligned_operand): New.
6286 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6289 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6292 2008-03-31 Jan Beulich <jbeulich@novell.com>
6294 * config/ia64/constraints.md: Add 'j' constraint.
6295 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6296 (movdi_internal): Likewise.
6298 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6301 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6303 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6306 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6307 proper error message for the third argument on blendpd and
6310 * config/i386/sse.md (blendbits): New.
6311 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6313 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6315 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6317 2008-03-30 Richard Guenther <rguenther@suse.de>
6320 * fold-const.c (fold_sign_changed_comparison): Do leave
6321 conversions to base-types alone.
6323 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6325 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6326 the link register if one altivec register is be saved.
6328 2008-03-30 Ben Elliston <bje@au.ibm.com>
6330 * final.c (final_scan_insn): Remove if (0) code.
6332 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6334 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6336 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6338 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6339 of V4SFmode to ix86_binary_operator_ok.
6341 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/i386.c (override_options): Initialize
6344 ix86_veclib_handler to ix86_veclibabi_svml when
6345 -mveclibabi=svml is used.
6346 (ix86_veclibabi_svml): New function for SVML ABI style
6347 vectorization support.
6348 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6350 2008-03-28 Rafael Espindola <espindola@google.com>
6352 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6353 (tree_binary_nonnegative_warnv_p): Make it public.
6354 (tree_single_nonnegative_warnv_p): Make it public.
6355 (tree_invalid_nonnegative_warnv_p): Make it public.
6356 (tree_unary_nonzero_warnv_p): Make it public.
6357 (tree_binary_nonzero_warnv_p): Make it public
6358 (tree_single_nonzero_warnv_p): Make it public.
6359 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6360 (extract_range_from_binary_expr): Split the expr argument.
6361 (extract_range_from_unary_expr): Split the expr argument.
6362 (extract_range_from_comparison): Split the expr argument.
6363 (extract_range_from_expr): Use the new aux functions.
6364 (vrp_evaluate_conditional_warnv): Use
6365 vrp_evaluate_conditional_warnv_with_ops.
6366 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6367 (tree_binary_nonzero_warnv_p): Declare.
6368 (tree_single_nonzero_warnv_p): Declare.
6369 (tree_expr_nonzero_warnv_p): Declare.
6370 (tree_unary_nonnegative_warnv_p): Declare.
6371 (tree_binary_nonnegative_warnv_p): Declare.
6372 (tree_single_nonnegative_warnv_p): Declare.
6373 (tree_invalid_nonnegative_warnv_p): Declare.
6375 2008-03-28 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/30317
6378 PR tree-optimization/30911
6379 PR tree-optimization/34793
6380 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6381 (struct assert_locus_d): New member EXPR.
6382 (register_new_assert_for): Add EXPR parameter to support
6383 ASSERT_EXPR <name, expr OP limit>.
6384 (register_edge_assert_for_1): Adjust callers.
6385 (find_assert_locations): Likewise.
6386 (process_assert_insertions_for): Build condition from expression.
6387 (extract_range_from_assert): Handle ASSERT_EXPRs
6388 of the form ASSERT_EXPR <name, expr OP limit>.
6389 (register_edge_assert_for_2): New helper registering
6390 asserts for comparisons. Recognize range tests of the form
6391 (unsigned)i - CST1 OP CST2.
6392 (register_edge_assert_for_1): Use it.
6393 (register_edge_assert_for): Likewise.
6394 (needs_overflow_infinity): Integer sub-types
6395 do not need overflow infinities.
6396 (vrp_val_is_max): The extreme values of integer sub-types
6397 are those of the base type.
6398 (vrp_val_is_min): Likewise.
6399 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6402 2008-03-28 Nick Clifton <nickc@redhat.com>
6405 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6406 Return GENERAL_REGS for stack adjustment reloads.
6408 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6411 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6412 const_vector when all the vectors are constant.
6414 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6416 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6418 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6419 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6421 (s<code>_sf): Use new scc_sf attribute for opcode names.
6423 2008-03-27 Tom Tromey <tromey@redhat.com>
6425 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6426 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6427 config/spu/t-spu-elf, config/i386/t-interix,
6428 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6429 config/i386/x-darwin, config/i386/x-mingw32,
6430 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6431 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6432 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6433 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6434 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6435 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6436 config/score/t-score-elf, config/arm/t-strongarm-pe,
6437 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6438 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6439 Revert automatic dependency patch.
6441 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6444 * config/i386/i386.c (ix86_function_arg_boundary): Align
6445 decimal floating point to its natural boundary.
6447 2008-03-27 Richard Guenther <rguenther@suse.de>
6450 * fold-const.c (fold_comparison): Restrict distinct decl
6451 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6452 solely rely on operand_equal_p.
6454 2008-03-27 Richard Guenther <rguenther@suse.de>
6457 * c-common.c (handle_weak_attribute): Reject combination of
6460 2008-03-27 Richard Guenther <rguenther@suse.de>
6462 PR tree-optimization/32810
6463 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6464 conversions from DECL_INITIAL.
6465 (fold_const_aggregate_ref): Likewise from constructor elements.
6467 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6469 * tree-affine.h (aff_combination_expand): Declare.
6470 (get_inner_reference_aff): Likewise.
6471 * tree-affine.c (aff_combination_expand): Split out from
6472 tree_to_aff_combination_expand.
6473 (get_inner_reference_aff): New function.
6474 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6475 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6476 (struct lim_aux_data): sm_done field removed.
6477 (mem_ref_loc_p, mem_ref_locs_p): New types.
6478 (struct mem_ref): Added id, stored, accesses_in_loop,
6479 indep_loop, dep_loop, indep_ref, dep_ref fields.
6480 Removed is_stored, locs and next fields.
6481 (memory_accesses): New variable.
6482 (movement_possibility): Do not allow moving statements
6483 that store to memory.
6484 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6486 (determine_max_movement): For statements with memory references,
6487 find the outermost loop in that the reference is independent.
6488 (move_computations_stmt): Mark the virtual operands for renaming.
6489 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6490 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6491 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6492 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6493 create_vop_ref_mapping, analyze_memory_references,
6494 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6495 get_all_locs_in_loop, ref_always_accessed_p,
6496 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6497 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6498 store_motion_loop, store_motion): New functions.
6499 (struct vop_to_refs_elt): New type.
6500 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6501 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6502 (schedule_sm): Replaced by...
6503 (execute_sm): ... this.
6504 (determine_lsm_ref, hoist_memory_references,
6505 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6506 find_more_ref_vops, free_mem_ref, free_mem_refs,
6507 determine_lsm_loop, determine_lsm): Removed.
6508 (tree_ssa_lim_finalize): Free data structures used by store motion.
6509 (tree_ssa_lim): Call analyze_memory_references. Use
6510 store_motion instead of determine_lsm.
6512 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6514 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6515 rename tmake_file to m68hc11/t-m68hc11.
6516 (mcore): Set inhibit_libc to true.
6517 * config.host (alpha*-dec-*vms*): Set extra_programs.
6518 (interix3*): Don't use host_xmake_file.
6519 * configure.ac: Let config.gcc override inhibit_libc.
6520 * configure: Regenerate.
6522 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6523 * config/t-openbsd-thread: Remove commented out lines.
6525 * config/x-interix: Remove.
6527 * config/m68hc11/t-m68hc11-gas: Rename to...
6528 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6530 * config/mcore/t-mcore: Remove T_CFLAGS.
6531 * config/mcore/t-mcore-pe: Likewise.
6533 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6535 * configure.ac: Replace custom __GNU_SOURCE test with
6536 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6537 * aclocal.m4: Regenerate.
6538 * configure: Regenerate.
6539 * config.in: Regenerate.
6541 2008-03-27 Richard Guenther <rguenther@suse.de>
6543 * fold-const.c (target.h): Include.
6544 (fold_comparison): Fold comparison of addresses of decls
6545 that bind locally or of constants. Consolidate address folding code.
6546 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6547 results from fold_binary_to_constant.
6548 (compare_values_warnv): Likewise.
6550 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6553 * fold-const.c (fold_truthop): Check for integeral types when folding
6554 a == 0 && b == 0 and a != 0 || b != 0 .
6556 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6558 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6560 2008-03-26 Andreas Schwab <schwab@suse.de>
6562 * doc/invoke.texi: Fix use of @item vs. @itemx.
6564 2008-03-26 Tom Tromey <tromey@redhat.com>
6566 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6567 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6568 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6569 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6570 build/genconstants.o, build/genemit.o, build/genextract.o,
6571 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6572 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6575 2008-03-26 Richard Guenther <rguenther@suse.de>
6578 2008-03-26 Richard Guenther <rguenther@suse.de>
6580 * fold-const.c (target.h): Include.
6581 (fold_comparison): Fold comparison of addresses of two decls
6582 that bind locally. Consolidate address folding code.
6584 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6586 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6587 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6588 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6589 dconstsqrt2, dconstthird, dconste and/or dconst10.
6590 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6591 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6592 dconstsqrt2, dconste): Delete.
6593 (init_emit_once): Likewise. Simplify initializing dconstm1.
6595 * real.c (get_real_const): New.
6596 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6597 dconstsqrt2, dconste): Delete.
6598 (real_value_const, get_real_const): New.
6600 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6602 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6604 * config/i386/i386.c (ix86_function_arg_boundary): Check
6605 BIGGEST_ALIGNMENT instead of 128.
6606 (setup_incoming_varargs_64): Likewise.
6608 2008-03-26 Tom Tromey <tromey@redhat.com>
6610 * Makefile.in (DEPFILES): Add missing '/'.
6612 2008-03-26 Richard Guenther <rguenther@suse.de>
6614 * fold-const.c (target.h): Include.
6615 (fold_comparison): Fold comparison of addresses of two decls
6616 that bind locally. Consolidate address folding code.
6618 2008-03-26 Nick Clifton <nickc@redhat.com>
6621 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6622 not allow INT+INT as a legitimate addressing mode.
6624 2008-03-26 Richard Guenther <rguenther@suse.de>
6626 * tree-flow.h (widen_bitfield): Remove declaration.
6627 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6628 (widen_bitfield): Remove function.
6629 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6632 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6635 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6638 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6640 PR rtl-optimization/35232
6641 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6642 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6643 reg_reloaded_call_part_clobbered here.
6644 (reload_regs_reach_end_p): New function.
6645 (reload_reg_rtx_for_input): New variable.
6646 (reload_reg_rtx_for_output): Likewise.
6647 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6648 when reassigning a pseudo register. Load reloadreg from
6649 reload_reg_rtx_for_input, moving the mode and register
6651 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6652 instead of the original when deciding whether an input reload
6653 would be a no-op or whether an output reload can be deleted.
6654 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6655 when setting up new_spill_reg_store. Load it from
6656 reload_reg_rtx_for_output, moving the mode and register
6658 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6659 instead of the original when deciding whether an output reload
6660 would be a no-op. Do the same when modifying insn notes.
6661 Use rtx_equal_p instead of == to compare the registers.
6662 (inherit_piecemeal_p): Take a mode and two register numbers
6664 (emit_reload_insns): Clear new_spill_reg_store for every hard
6665 register in the reload register. Remove spill registers
6666 from reg_reloaded_valid before considering whether to record
6667 inheritance information for them. Use reload_reg_rtx_for_output
6668 instead of reg_rtx when recording output reloads. Use
6669 reload_reg_rtx_for_input instead of reg_rtx when recording
6670 input reloads. Set or clear reg_reloaded_call_part_clobbered
6671 at the same time as setting reg_reloaded_valid.
6672 (delete_output_reload): Add a new_reload_reg parameter and use it
6673 instead of rld[j].reg_rtx.
6674 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6677 2008-03-25 Tom Tromey <tromey@redhat.com>
6679 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6680 (build/genattr.o): Likewise.
6681 (build/genattrtab.o): Likewise.
6682 (build/gencodes.o): Likewise.
6683 (build/genconfig.o): Likewise.
6684 (build/genconstants.o): Likewise.
6685 (build/genemit.o): Likewise.
6686 (build/genextract.o): Likewise.
6687 (build/genflags.o): Likewise.
6689 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6691 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6692 instead of size_int for integer types.
6693 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6694 to match type of MINUS_EXPR.
6696 2008-03-25 Tom Tromey <tromey@redhat.com>
6698 * configure: Rebuilt.
6699 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6702 2008-03-25 Tom Tromey <tromey@redhat.com>
6704 * config/x-solaris (host-solaris.o): Update.
6705 * config/x-linux (host-linux.o): Update.
6706 * config/x-hpux (host-hpux.o): Update.
6707 * config/x-darwin (host-darwin.o): Update.
6708 * config/v850/t-v850e (v850-c.o): Update.
6709 * config/v850/t-v850 (v850-c.o): Update.
6710 * config/t-vxworks (vxworks.o): Update.
6711 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6712 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6713 * config/spu/t-spu-elf (spu-c.o): Update.
6715 * config/sh/t-symbian (sh-c.o): Update.
6716 (symbian.o): Update.
6717 * config/sh/t-sh (sh-c.o): Update.
6718 * config/score/t-score-elf (score7.o, score3.o): Update.
6719 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6720 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6721 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6722 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6724 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6725 * config/m32c/t-m32c (m32c-pragma.o): Update.
6726 * config/ia64/t-ia64 (ia64-c.o): Update.
6727 * config/i386/x-mingw32 (host-mingw32.o): Update.
6728 * config/i386/x-i386 (driver-i386.o): Update.
6729 * config/i386/x-darwin (host-i386-darwin.o): Update.
6730 * config/i386/x-cygwin (host-cygwin.o): Update.
6731 * config/i386/t-nwld (nwld.o): Update.
6732 * config/i386/t-netware (netware.o): Update.
6733 * config/i386/t-interix (winnt.o): Update.
6734 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6735 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6736 msformat-c.o): Update.
6737 * config/bfin/t-bfin-linux (generated_files): Add
6738 linux-sysroot-suffix.h.
6739 * config/arm/t-wince-pe (pe.o): Update.
6740 * config/arm/t-strongarm-pe (pe.o): Update.
6741 * config/arm/t-pe (pe.o): Update.
6742 * config/arm/t-arm (arm-c.o): Update.
6743 * doc/install.texi (Prerequisites): Require make 3.80.
6744 * Makefile.in: Remove .o targets.
6745 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6746 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6747 (simple_generated_h, simple_generated_c): Move earlier.
6748 (generated_files): New variable.
6749 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6750 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6751 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6752 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6753 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6754 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6755 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6756 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6757 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6758 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6759 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6760 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6762 (COMPILE.base, COMPILE): New variables.
6763 (%.o): New pattern rule.
6764 (ALL_HOST_OBJS): New variable.
6765 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6766 (dummy-checksum.o, cc1-checksum.o): Remove.
6767 (DRIVER_SHLIB): New variable.
6768 (DRIVER_DEFINES): Use it.
6769 (gencondmd.c): Move out of build/.
6770 (s-conditions): Update.
6771 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6772 (ALL_BUILD_OBJS): Likewise.
6773 (build/%.o): Use BUILDCOMPILE.
6774 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6775 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6776 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6777 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6778 build/genconfig.o, build/genconstants.o, build/genemit.o,
6779 build/genextract.o, build/genflags.o, build/genmddeps.o,
6780 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6781 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6782 build/gen-protos.o, build/scan.o, build/fix-header.o,
6783 build/scan-decls.o): Simplify.
6784 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6785 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6786 prefix.o, toplev.o): Reduce to variable setting.
6787 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6788 ($(out_object_file), gcc-options.o): New targets.
6789 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6790 * configure: Rebuilt.
6791 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6792 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6794 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6796 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6797 complain when we hit an error, return ERROR_MARK_NODE.
6799 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6801 * config/sh/constraints.md (Pso, Psz): New constraints.
6802 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6803 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6805 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6807 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6808 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6810 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6812 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6813 (prefetch_sh2a): New.
6815 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6816 Naveen.H.S <naveen.hs@kpitcummins.com>
6818 * config/sh/constraints.md (I28): New constraint.
6819 * config/sh/sh.c (broken_move): Add support for movi20s.
6820 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6822 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6823 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6824 Naveen.H.S <naveen.hs@kpitcummins.com>
6826 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6827 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6828 (print_operand): Handle resbank in %@ operand code.
6829 (sh_encode_section_info): New.
6830 (push_regs): Add conditions for resbank.
6831 (sh_expand_epilogue): Likewise.
6832 (sh_insert_attributes): Likewise.
6833 (sh_attribute_table): Likewise.
6834 (sh_handle_resbank_handler_attribute): New.
6835 (sh2a_handle_function_vector_handler_attribute): New.
6836 (sh2a_is_function_vector_call): New.
6837 (sh2a_get_function_vector_number): New.
6838 (sh2a_function_vector_p): New.
6839 (sh_cfun_resbank_handler_p): New.
6840 * config/sh/sh.md (calli): Emit jsr/n if possible.
6841 (calli_tbr_rel): New.
6842 (calli_pcrel): Emit jsr/n if possible.
6843 (return_i): Emit rts/n if possible.
6844 (call_valuei_tbr_rel): New.
6845 (call_valuei_pcrel): Add condition for SH2A target.
6846 (call_value): Likewise.
6847 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6848 (sh2a_get_function_vector_number): Likewise.
6849 (sh2a_is_function_vector_call): Likewise.
6850 * doc/extend.texi: Document TBR relative addressing of SH2A.
6851 (resbank): Add description for SH2A.
6853 2008-03-24 Richard Guenther <rguenther@suse.de>
6856 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6857 pointer assignments change conversions according to middle-end rules.
6858 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6859 * configure.ac: Include type checking in yes.
6860 * configure: Regenerate.
6862 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6864 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6865 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6867 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6869 * gthr-vxworks.h (UNUSED): Define.
6871 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6873 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6875 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6877 * doc/extend.texi (Function Attributes): Add missing comma in the
6878 example of the "alloc_size" attribute.
6880 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6883 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6885 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6888 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6891 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6892 of the underlying type of a MS bitfield layout to the natural
6893 alignment of the type.
6895 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6897 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6898 to their natural alignment to avoid store forwarding stalls.
6900 2008-03-22 Richard Guenther <rguenther@suse.de>
6902 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6903 For PHI nodes verify the address is invariant.
6904 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6905 (get_symbol_constant_value): Use is_gimple_min_invariant.
6906 (maybe_fold_stmt_indirect): Likewise.
6908 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6910 PR rtl-optimization/33927
6911 * Makefile.in (dse.o): Depend on $(TM_P_H).
6912 * expr.h (extract_low_bits): Declare.
6913 * expmed.c (extract_low_bits): New function.
6914 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6915 * dse.c: Include tm_p.h.
6916 (find_shift_sequence): Remove the read_reg argument and return the
6917 read value. Emit the instructions instead of returning them.
6918 Iterate on new_mode rather than calculating it each time.
6919 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6920 source to NEW_MODE and extract_low_bits to convert the shifted
6922 (replace_read): Allow the load and store to have different mode
6923 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6924 or extraction instructions before trying the replacement. Update
6925 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6927 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6930 to their natural alignment to avoid store forwarding stalls.
6932 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6936 encouraging but not allowing gprs for input;
6937 change the input constraint to !f#r.
6938 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6940 change the output constraint to !f#r.
6942 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6945 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6946 corresponding post-reload splitters.
6947 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6948 when x87 FP math is selected.
6949 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6950 New function prototype.
6951 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6952 unreachable function to ease macroization of insn patterns.
6954 2008-03-21 Martin Jambor <mjambor@suse.cz>
6956 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6957 reference dumps if ddr is NULL or dependence is unknown.
6959 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6961 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6962 unsigned extension into account.
6963 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6964 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6965 Do computations on a scratch register.
6967 2008-03-21 Richard Guenther <rguenther@suse.de>
6969 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6970 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6971 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6972 * tree-ssa-dom.c (record_equality): Likewise.
6973 * tree-inline.c (copy_body_r): Likewise.
6974 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6977 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6979 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6980 as 'delete_unused' argument.
6982 2008-03-20 Richard Guenther <rguenther@suse.de>
6984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6985 special casing of constant qualifiers.
6986 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6987 care about them in general.
6988 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6989 regardless of their type.
6990 (fold_stmt_r): Forcefully fold *& if we end up with that.
6992 2008-03-20 Paul Brook <paul@codesourcery.com>
6994 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6995 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6997 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6999 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7000 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7002 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7004 * common.opt (Wmudflap): New option.
7005 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7006 (mx_register_decls): Likewise.
7007 (mudflap_finish_file): Likewise.
7008 * doc/invoke.texi: Document -Wno-mudflap.
7010 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7012 * c-format.c (replace_format_name_to_system_name): New.
7014 (convert_format_name_to_system_name): New.
7015 (decode_format_attr): Add use of convert_format_name_to_system_name.
7016 (format_types_orig): Add gnu_ prefix to names.
7017 (check_format_info_main): Special treating of \0 escaped names for
7018 supporting multi-character format specifiers as I32, I64.
7019 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7020 (gnu_target_overrides_format_attributes): New.
7021 * c-format.h: Add structure target_ovr_attr to hold
7022 system specific formatter names.
7023 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7024 msformat-c.o file to c_target_objs and cxx_target_objs.
7025 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7026 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7027 (TARGET_N_FORMAT_TYPES): New.
7028 * config/i386/msformat-c.c: New.
7029 * config/i386/t-cygming: Add build rule for msformat-c.o.
7030 * doc/extend.texi: Add new format names gnu_* and ms_* and
7032 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7034 2008-03-20 Ira Rosen <irar@il.ibm.com>
7036 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7037 optimizations turned on under -O3.
7038 (ftree-vectorize): Add that the flag is turned on with -O3.
7040 2008-03-20 Ben Elliston <bje@au.ibm.com>
7042 * regmove.c (try_auto_increment): Fix spelling error in comment.
7043 * final.c (final_scan_insn): Likewise.
7045 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7048 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7049 allocator preferences for "y" and "r" class registers.
7050 ("*mov<mode>_internal"): Ditto.
7051 ("*movv2sf_internal_rex64"): Ditto.
7052 ("*movv2sf_internal"): Ditto.
7054 2008-03-19 Michael Matz <matz@suse.de>
7057 * calls.c (expand_call): Check overlap of arguments with call
7058 address for sibcalls.
7060 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7063 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7064 of the underlying type of a MS bitfield layout to the natural
7065 alignment of the type.
7067 2008-03-19 Jan Hubicka <jh@suse.cz>
7070 * toplev.c (decode_d_option): Handle all CPP flags.
7071 * tree-vrp.c: Update tree_pass descriptors.
7072 * regrename.c: Update tree_pass descriptors.
7073 * fwprop.c: Update tree_pass descriptors.
7074 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7075 * tree-into-ssa.c: Update tree_pass descriptors.
7076 * tree-dump.c: Update tree_pass descriptors.
7077 * tree-complex.c: Update tree_pass descriptors.
7078 * tree-dump.h: Update tree_pass descriptors.
7079 * see.c: Update tree_pass descriptors.
7080 * cgraphbuild.c: Update tree_pass descriptors.
7081 * tracer.c: Update tree_pass descriptors.
7082 * tree-loop-distribution.c: Update tree_pass descriptors.
7083 * cgraph.c: Update tree_pass descriptors.
7084 * postreload-gcse.c: Update tree_pass descriptors.
7085 * postreload.c: Update tree_pass descriptors.
7086 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7087 * tree-tailcall.c: Update tree_pass descriptors.
7088 * tree-pass.h (tree_opt_pass): Rename to ...
7089 (opt_pass) ... this one; add "type" field and remove letter field.
7090 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7091 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7092 all_lowering_passes): Update declaration.
7093 * ipa-cp.c: Update tree_pass descriptors.
7094 * final.c: Update tree_pass descriptors.
7095 * omp-low.c: Update tree_pass descriptors.
7096 * tree-ssa-dse.c: Update tree_pass descriptors.
7097 * ipa-reference.c: Update tree_pass descriptors.
7098 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7099 * auto-inc-dec.c: Update tree_pass descriptors.
7100 * reorg.c: Update tree_pass descriptors.
7101 * cgraphunit.c: Update tree_pass descriptors.
7102 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7103 * tree-ssa-ccp.c: Update tree_pass descriptors.
7104 * df-core.c: Update tree_pass descriptors.
7105 * mode-switching.c: Update tree_pass descriptors.
7106 * tree-nomudflap.c: Update tree_pass descriptors.
7107 * modulo-sched.c: Update tree_pass descriptors.
7108 * ipa-pure-const.c: Update tree_pass descriptors.
7109 * cse.c: Update tree_pass descriptors.
7110 * web.c: Update tree_pass descriptors.
7111 * tree-stdarg.c: Update tree_pass descriptors.
7112 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7113 * tree-ssa-dom.c: Update tree_pass descriptors.
7114 * tree-nrv.c: Update tree_pass descriptors.
7115 * tree-ssa-alias.c: Update tree_pass descriptors.
7116 * loop-init.c: Update tree_pass descriptors.
7117 * gimple-low.c: Update tree_pass descriptors.
7118 * ipa-inline.c: Update tree_pass descriptors.
7119 * tree-ssa-sink.c: Update tree_pass descriptors.
7120 * global.c: Update tree_pass descriptors.
7121 * ifcvt.c: Update tree_pass descriptors.
7122 * jump.c: Update tree_pass descriptors.
7123 * predict.c: Update tree_pass descriptors.
7124 * tree-ssa-loop.c: Update tree_pass descriptors.
7125 * recog.c: Update tree_pass descriptors.
7126 * dse.c: Update tree_pass descriptors.
7127 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7128 * tree-eh.c: Update tree_pass descriptors.
7129 * regmove.c: Update tree_pass descriptors.
7131 * function.c: Update tree_pass descriptors.
7132 * tree-vectorizer.c: Update tree_pass descriptors.
7133 * gcse.c: Update tree_pass descriptors.
7134 * ipa-type-escape.c: Update tree_pass descriptors.
7135 * tree-if-conv.c: Update tree_pass descriptors.
7136 * init-regs.c: Update tree_pass descriptors.
7137 * ipa.c: Update tree_pass descriptors.
7138 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7139 * rtl-factoring.c: Update tree_pass descriptors.
7140 * lower-subreg.c: Update tree_pass descriptors.
7141 * bt-load.c: Update tree_pass descriptors.
7142 * tree-dfa.c: Update tree_pass descriptors.
7143 * except.c: Update tree_pass descriptors.
7144 * emit-rtl.c: Update tree_pass descriptors.
7145 * cfgexpand.c: Update tree_pass descriptors.
7146 * tree-cfgcleanup.c: Update tree_pass descriptors.
7147 * cfgcleanup.c: Update tree_pass descriptors.
7148 * tree-ssa-pre.c: Update tree_pass descriptors.
7149 * tree-sra.c: Update tree_pass descriptors.
7150 * tree-mudflap.c: Update tree_pass descriptors.
7151 * tree-ssa-copy.c: Update tree_pass descriptors.
7152 * cfglayout.c: Update tree_pass descriptors.
7153 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7154 * tree-ssa-dce.c: Update tree_pass descriptors.
7155 * tree-ssa.c: Update tree_pass descriptors.
7156 * regclass.c: Update tree_pass descriptors.
7157 * integrate.c: Update tree_pass descriptors.
7158 * tree-optimize.c: Update tree_pass descriptors.
7159 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7160 * tree-object-size.c: Update tree_pass descriptors.
7161 * combine.c: Update tree_pass descriptors.
7162 * tree-outof-ssa.c: Update tree_pass descriptors.
7163 * bb-reorder.c: Update tree_pass descriptors.
7164 * stack-ptr-mod.c: Update tree_pass descriptors.
7165 * var-tracking.c: Update tree_pass descriptors.
7166 * tree-profile.c: Update tree_pass descriptors.
7167 * tree-vect-generic.c: Update tree_pass descriptors.
7168 * reg-stack.c: Update tree_pass descriptors.
7169 * sched-rgn.c: Update tree_pass descriptors.
7170 * tree-ssa-structalias.c: Update tree_pass descriptors.
7171 * tree-cfg.c: Update tree_pass descriptors.
7172 * passes.c (current_pass): Update declaration.
7173 (finish_optimization_passes): Update.
7174 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7175 (register_one_dump_file, register_dump_files_1, next_pass_1):
7177 (init_optimization_passes): Update handling of new types.
7178 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7179 * ipa-struct-reorg.c: Update tree_pass descriptors.
7180 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7181 * combine-stack-adj.c: Update tree_pass descriptors.
7182 * cfgrtl.c: Update tree_pass descriptors.
7183 * dce.c: Update tree_pass descriptors.
7184 * tree-ssanames.c: Update tree_pass descriptors.
7186 2008-03-19 Richard Guenther <rguenther@suse.de>
7189 * tree-ssa.c (walk_data): New structure.
7190 (warn_uninitialized_var): If not always_executed warn with "maybe"
7192 (execute_early_warn_uninitialized): Compute post-dominators.
7193 Initialize always_executed before processing each basic block.
7195 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7198 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7199 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7201 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7203 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7205 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7207 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7209 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7210 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7211 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7212 target after ignore has been set, and move there also the commputation
7213 of subtarget and original_target.
7214 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7215 (LANG_HOOKS_INITIALIZER): Remove it.
7216 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7218 2008-03-18 Richard Guenther <rguenther@suse.de>
7220 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7221 found an expression with constants, note that in the VN for the lhs.
7222 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7223 fold them to constants if possible. Run cleanup_cfg if done so.
7224 (execute_pre): Return todo.
7226 (execute_fre): Likewise.
7227 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7229 (get_prop_source_stmt): Look through pointer conversions.
7231 2008-03-18 Jan Hubicka <jh@suse.cz>
7233 * tree-pretty-print.c: Include predict.h.
7234 (dump_generic_node): Dump predictor.
7235 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7236 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7237 * gimple-low.c (lower_stmt): Likewise.
7238 * expr.c (expand_expr_real): Likewise.
7239 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7241 (build_predict_expr, build_predict_expr): New.
7242 * predict.h (predictor_name, build_predict_expr): Update.
7243 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7244 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7245 * predict.def (PRED_CONTINUE): Update hitrate.
7246 * tree.def (PREDICT_EXPR): Define.
7247 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7248 do not handle BIND_EXPR.
7249 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7250 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7251 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7254 2008-03-18 Michael Matz <matz@suse.de>
7256 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7258 2008-03-18 Richard Guenther <rguenther@suse.de>
7260 * tree-gimple.h (is_gimple_invariant_address): Declare.
7261 (is_gimple_constant): Likewise.
7262 * tree-gimple.c (is_gimple_constant): New function.
7263 (is_gimple_invariant_address): Likewise.
7264 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7265 and is_gimple_invariant_address.
7266 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7268 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7269 an addressable base.
7271 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7274 * gimplify.c (gimplify_expr): Gimplify second operand of
7277 2008-03-17 Richard Guenther <rguenther@suse.de>
7279 PR tree-optimization/19637
7280 * fold-const.c (fold_unary): Remove restrictions of removing
7281 intermediate pointer-conversions (P2)(P1)P0.
7282 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7283 conversion to void pointer.
7284 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7286 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7289 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7290 emulated thread local variables.
7292 2008-03-16 Richard Guenther <rguenther@suse.de>
7295 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7296 expand TREE_INVARIANT operations that are not gimple invariant.
7298 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7300 * doc/extend.texi (Alignment): Say that the ABI controls
7301 the __alignof__ for non-strict-alignment targets rather
7302 than being a recommendation.
7304 2008-03-15 Paul Brook <paul@codesourcery.com>
7306 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7308 (arm_output_fn_unwind): Mark functions that can not be unwound.
7310 2008-03-15 Paul Brook <paul@codesourcery.com>
7312 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7313 extension instructions.
7315 2008-03-15 Richard Guenther <rguenther@suse.de>
7317 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7318 and fold constant aggregate refs.
7319 (fold_const_aggregate_ref): Handle string constants
7320 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7321 (evaluate_stmt): Simplify now that ccp_fold folds constant
7324 2008-03-15 Paul Brook <paul@codesourcery.com>
7326 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7327 (extzv): Use gen_extzv_t2.
7328 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7330 2008-03-15 Richard Guenther <rguenther@suse.de>
7332 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7333 (fold_const_aggregate_ref): Likewise.
7334 (get_value): Return NULL if we don't have any values.
7335 (ccp_finalize): Set const_val to NULL after freeing it.
7336 * tree-flow.h (get_symbol_constant_value): Declare.
7337 (fold_const_aggregate_ref): Likewise.
7338 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7340 2008-03-15 Richard Guenther <rguenther@suse.de>
7343 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7344 to not produce negative array indices if not allowed. Add
7345 parameter to indicate that.
7346 (maybe_fold_offset_to_component_ref): Allow negative array
7347 indices only for the first member of a structure.
7348 (maybe_fold_offset_to_reference): Allow negative array indices.
7349 (maybe_fold_stmt_addition): Likewise.
7351 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7352 Anatoly Sokolov <aesok@post.ru>
7354 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7355 (avr_arch): Add ARCH_AVR6.
7356 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7357 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7358 instead of fixed value 2.
7359 (print_operand_address): Use gs() asm specifier instead of pm().
7360 (avr_assemble_integer): (Ditto.).
7361 (avr_output_addr_vec_elt): (Ditto.).
7362 (print_operand): Handle "!" code.
7363 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7364 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7365 (AVR_HAVE_EIJMP_EICALL): Define.
7366 (AVR_3_BYTE_PC): Redefine.
7367 (AVR_2_BYTE_PC): (Ditto.).
7368 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7369 (LINK_SPEC): Add atmega2560 and atmega2561.
7370 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7372 * config/avr/avr.md (call_insn): Use eicall instead of icall
7373 for 3 byte PC devices.
7374 (call_value_insn): (Ditto.).
7375 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7376 (indirect_jump): Use only for for 2 byte PC devices.
7377 (*tablejump): (Ditto.).
7378 (*indirect_jump_avr6): Add insn.
7379 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7380 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7381 instead of ijmp for 3 byte PC devices.
7382 (__tablejump2__): (Ditto.).
7383 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7384 (MULITLIB_DIRNAMES): (Ditto.).
7385 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7387 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7389 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7390 "sse2_umulsidi3". Use V1DI mode for operand 0.
7391 ("mmx_psadbw"): Use V1DI mode for operand 0.
7392 * config/i386/i386-modes.def (V1SI): New vector mode.
7393 * config/i386/i386.c (struct builtin_description)
7394 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7395 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7396 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7397 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7398 v1di_ftype_v8qi_v8qi type.
7399 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7401 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7402 __builtin_ia32_pmuludq]: Fix the mode of return value.
7404 2008-03-15 Richard Guenther <rguenther@suse.de>
7407 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7410 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7412 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7413 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7414 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7415 unless TARGET_SERIALIZE_VOLATILE is enabled.
7416 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7417 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7418 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7420 2008-03-14 Richard Guenther <rguenther@suse.de>
7422 PR tree-optimization/34172
7423 * tree-flow.h (refs_may_alias_p): Declare.
7424 (get_single_def_stmt): Likewise.
7425 (get_single_def_stmt_from_phi): Likewise.
7426 (get_single_def_stmt_with_phi): Likewise.
7427 * tree-dfa.c (refs_may_alias_p): New function.
7428 (get_single_def_stmt): Likewise.
7429 (get_single_def_stmt_from_phi): Likewise.
7430 (get_single_def_stmt_with_phi): Likewise.
7431 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7432 (vn_reference_lookup_1): New helper function.
7433 (vn_reference_lookup): Walk the virtual use-def chain to
7434 continue searching for a match if the def does not alias the
7435 reference we are looking for.
7437 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7439 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7440 archive and Perzl. Update The Written Word listing.
7442 2008-03-14 Richard Guenther <rguenther@suse.de>
7444 PR tree-optimization/34043
7445 PR tree-optimization/33989
7446 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7448 (bitmap_find_leader): Use extra argument to verify dominance
7449 relationship inside a basic-block.
7450 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7451 (find_leader_in_sets): Adjust.
7452 (create_component_ref_by_pieces): Take extra argument for
7453 dominance check, handle lookup failures.
7454 (find_or_generate_expression): Likewise.
7455 (create_expression_by_pieces): Likewise.
7456 (insert_into_preds_of_block): Adjust.
7457 (create_value_expr_from): If asked for, verify all operands
7458 are in the blocks AVAIL_OUT set.
7459 (make_values_for_stmt): Check for SSA_NAMEs that are life
7460 over an abnormal edge.
7461 (compute_avail): Remove such check.
7462 (do_SCCVN_insertion): New function.
7463 (eliminate): If we do not find a leader suitable for replacement
7464 insert a replacement expression from SCCVN if available.
7465 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7466 (struct vn_ssa_aux): Add needs_insertion flag.
7467 * tree-ssa-sccvn.c (may_insert): New global flag.
7468 (copy_reference_ops_from_ref): Value-number union member access
7469 based on its size, not type and member if insertion is allowed.
7470 (visit_reference_op_load): For a weak match from union type
7471 punning lookup a view-converted value and insert a SSA_NAME
7472 for that value if that is not found.
7473 (visit_use): Make dumps shorter. Do not disallow value numbering
7474 SSA_NAMEs that are life over an abnormal edge to constants.
7475 (free_scc_vn): Release inserted SSA_NAMEs.
7476 (run_scc_vn): New flag to specify whether insertion is allowed.
7477 Process SSA_NAMEs in forward order.
7478 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7479 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7480 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7481 pointer type to/from integral types that do not change the
7482 precision to regular conversions.
7484 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7486 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7487 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7488 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7489 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7490 input arguments and the mode of return value. Built-in functions
7491 that operate on whole 64-bit MMX register now use V1DI mode.
7493 2008-03-13 Alon Dayan <alond@il.ibm.com>
7494 Olga Golovanevsky <olga@il.ibm.com>
7496 PR tree-optimization/35041
7497 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7498 to locate the right position in a statement.
7500 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7504 * config/i386/xmmintrin.h: Change all static inline functions to
7505 extern inline and add __gnu_inline__ attribute.
7506 * config/i386/bmintrin.h: Ditto.
7507 * config/i386/smmintrin.h: Ditto.
7508 * config/i386/tmmintrin.h: Ditto.
7509 * config/i386/mmintrin-common.h: Ditto.
7510 * config/i386/ammintrin.h: Ditto.
7511 * config/i386/emmintrin.h: Ditto.
7512 * config/i386/pmmintrin.h: Ditto.
7513 * config/i386/mmintrin.h: Ditto.
7514 * config/i386/mm3dnow.h: Ditto.
7516 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7519 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7520 (lower_omp_2): New function.
7521 (lower_omp_1, lower_omp): Rewritten.
7523 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7526 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7527 with the phrase "Microsoft Windows compilers".
7528 (Push/Pop Macro Pragmas): New subsection. Document
7529 #pragma push_macro and pragma pop_macro.
7531 2008-03-12 Paul Brook <paul@codesourcery.com>
7533 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7535 2008-03-12 Paul Brook <paul@codesourcery.com>
7537 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7538 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7539 (thumb2_addsi_shortim): Rename ...
7540 (thumb2_addsi_short): ... to this. Allow register operands.
7541 (thumb2_subsi_short): New pattern.
7542 (thumb2_one_cmplsi2_short,
7543 thumb2_negsi2_short): New patterns and peepholes.
7545 2008-03-12 Paul Brook <paul@codesourcery.com>
7547 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7549 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7551 * config/i386/i386.md (int_cond): New code iterator.
7553 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7554 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7555 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7556 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7557 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7558 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7559 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7560 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7562 2008-03-12 Paul Brook <paul@codesourcery.com>
7564 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7565 instead of {arm,thumb}_compute_save_reg_mask.
7566 (output_return_instruction): Ditto.
7567 (thumb_unexpanded_epilogue): Ditto.
7568 (thumb1_expand_prologue): Ditto.
7569 (thumb1_output_function_prologue): Ditto.
7570 (arm_set_return_address): Ditto.
7571 (thumb_set_return_address): Ditto.
7572 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7573 regs to achieve stack alignment.
7574 (thumb1_compute_save_reg_mask): Fix compiler warning.
7575 (arm_output_epilogue): Use offsets->saved_regs_mask.
7576 Adjust stack pointer by poping call clobered registers.
7577 (arm_expand_prologue): Use offsets->saved_regs_mask.
7578 Adjust stack pointer by pushing extra registers.
7579 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7581 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7584 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7585 conversion to the operands of a multiplication.
7587 2008-03-12 Richard Guenther <rguenther@suse.de>
7589 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7590 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7591 * timevar.def (TV_TREE_PHIPROP): Add.
7592 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7593 pass description. Use TV_TREE_PHIPROP.
7594 * tree-ssa-forwprop.c: Remove phiprop code.
7596 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7599 * omp-low.c (maybe_lookup_decl): Constify first argument.
7600 (use_pointer_for_field): Change last argument from bool to
7601 omp_context *. Disallow shared copy-in/out in nested
7602 parallel if decl is shared in outer parallel too.
7603 (build_outer_var_ref, scan_sharing_clauses,
7604 lower_rec_input_clauses, lower_copyprivate_clauses,
7605 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7607 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7608 Ira Rosen <irar@il.ibm.com>
7610 * tree-vectorizer.c (free_stmt_vec_info): New function.
7611 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7612 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7613 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7614 * tree-vect-transform.c (vectorizable_conversion): Free
7615 vec_oprnds0 if it was allocated.
7616 (vect_permute_store_chain): Remove unused VECs.
7617 (vectorizable_store): Free VECs that are allocated in the..
7619 (vect_transform_strided_load, vectorizable_load): Likewise.
7620 (vect_remove_stores): Simplify the code.
7621 (vect_transform_loop): Move code to vect_remove_stores().
7622 Call vect_remove_stores() and free_stmt_vec_info().
7624 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7626 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7627 TARGET_HPUX. Revise comment.
7628 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7629 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7630 Use sr4 variant of `be' instruction when not generating PIC code.
7631 (attr_length_call): Adjust for above change.
7633 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7635 * ipa-reference.c (static_execute): Remove module_statics_const and
7636 associated setting code.
7638 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7641 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7642 predicate for operand 1.
7643 (paritysi2_cmp): Use register_operand predicate for operand 2.
7644 Use earlyclobber modifier for operand 1. Remove support for
7646 (paritydi2_cmp): Use register_operand predicate for operand 3.
7647 Use earlyclobber modifier for operand 1. Remove support for
7650 2008-03-11 Paul Brook <paul@codesourcery.com>
7651 Vladimir Prus <vladimir@codesourcery.com>
7653 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7654 (arm_compute_save_reg0_reg12_mask): Always
7655 check if register 11 must be saved. Always safe hard frame pointer
7656 when frame_pointer_needeed.
7657 (arm_compute_save_reg_mask): Save IP and PC
7658 only with apcs frames.
7659 (arm_output_epilogue): Adjust Thumb2 codepath to
7660 be also invoked and work for ARM non-apcs frames.
7661 (arm_expand_prologue): Don't bother saving IP
7662 for non-apcs frame, since it's not clobbered by
7663 prologue code. Implement non-apcs frame
7666 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7668 PR rtl-optimization/35281
7669 * expr.c (convert_move): Use a new pseudo for the intermediate
7670 from_mode->word_mode result.
7672 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7674 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7675 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7676 * toplev.c (compile_file): Don't call it.
7678 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7681 * expr.c (store_expr): Call emit_block_move if the mode
7682 of "temp" RTX is BLKmode.
7684 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7685 Richard Guenther <rguenther@suse.de>
7687 PR tree-optimization/31358
7688 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7689 the step with a NULL_TREE.
7690 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7691 to sizetype if type is a pointer type.
7692 (add_candidate_1): Don't convert the base and step to
7693 the generic type if the orginal type is a pointer type.
7694 (add_iv_value_candidates): Use sizetype for the step
7695 if type is a pointer type.
7696 (cand_value_at): Likewise.
7697 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7699 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7700 Don't convert the tem affine to the type.
7701 (add_elt_to_tree): Use sizetype for the step if a pointer.
7702 Use POINTER_PLUS_EXPR for pointers.
7703 (aff_combination_to_tree): Use sizetype for the step if a
7706 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7708 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7709 Remove commutativity hint.
7711 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7715 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7716 errorneous type. Check that v is a VAR_DECL.
7719 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7721 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7723 PR tree-optimization/35494
7724 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7725 may be overriden at link and run time.
7727 2008-03-10 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/34677
7730 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7731 (poolify_tree): Likewise.
7732 (modify_expr_template): Likewise.
7733 (poolify_modify_stmt): Likewise.
7734 (insert_fake_stores): Handle all component-ref style stores
7735 in addition to INDIRECT_REF. Also handle complex types.
7736 Do not poolify the inserted load.
7737 (realify_fake_stores): Do not rebuild the tree but only
7738 make it a SSA_NAME copy.
7739 (init_pre): Remove initialzation of modify_expr_template.
7740 Do not allocate modify_expr_node_pool.
7741 (fini_pre): Do not free modify_expr_node_pool.
7743 2008-03-10 Paul Brook <paul@codesourcery.com>
7745 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7748 2008-03-10 Paul Brook <paul@codesourcery.com>
7749 Mark Shinwell <shinwell@codesourcery.com>
7751 * config/arm/cortex-r4.md: New.
7752 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7754 * config/arm/arm.md: Include cortex-r4.md.
7755 (insn): Add smmls, sdiv and udiv values.
7756 (generic_sched): Don't use generic scheduling for Cortex-R4.
7757 (arm_issue_rate): New function.
7758 (TARGET_SCHED_ISSUE_RATE): Define.
7760 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7762 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7764 2008-03-10 Richard Guenther <rguenther@suse.de>
7766 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7767 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7769 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7771 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7772 Set default to true.
7774 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7776 * c.opt (Wsynth): Deprecate.
7777 * doc/invoke.texi (Option Summary, Warning Options): Document
7778 -Wno-format-contains-nul.
7780 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7783 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7784 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7786 2008-03-09 Ira Rosen <irar@il.ibm.com>
7788 * config/rs6000/rs6000.c (builtin_description): Rename vector
7789 left shift operations.
7790 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7791 (altivec_vsl<VI_char>): Rename to ...
7792 (ashl<mode>3): ... new name.
7793 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7795 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7797 2008-03-08 Richard Guenther <rguenther@suse.de>
7799 * coverage.h (tree_coverage_counter_addr): Declare.
7800 * coverage.c (tree_coverage_counter_addr): New function.
7801 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7803 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7804 (tree_gen_one_value_profiler): Likewise.
7805 (tree_gen_ic_profiler): Likewise.
7806 (tree_gen_average_profiler): Likewise.
7807 (tree_gen_ior_profiler): Likewise.
7809 2008-03-08 Richard Guenther <rguenther@suse.de>
7811 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7812 (vn_binary_op_insert): Likewise.
7813 (vn_unary_op_lookup): Likewise.
7814 (vn_unary_op_insert): Likewise.
7815 (vn_nary_op_lookup): Declare.
7816 (vn_nary_op_insert): Likewise.
7817 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7818 and binary hashes, use a single obstack for unary_op_pool
7820 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7821 a single struct vn_nary_op_s. Store tree code length and
7822 a variable number of operands.
7823 (struct vn_reference_op_struct): Remove unused op2.
7824 (vn_reference_op_eq): Do not compare op2.
7825 (vn_reference_op_compute_hash): Do not compute hash of op2.
7826 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7827 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7828 with vn_nary_op_compute_hash.
7829 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7830 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7832 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7834 (visit_unary_op): Call nary functions.
7835 (visit_binary_op): Likewise.
7836 (process_scc): Adjust for struct vn_tables_s changes.
7837 (allocate_vn_table): Likewise.
7838 (free_vn_table): Likewise.
7839 * tree-vn.c (vn_add): Call nary functions.
7840 (vn_lookup): Likewise.
7842 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7845 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7846 wdst back after sync_compare_and_swapqhi_internal.
7848 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7851 * config/i386/i386-modes.def (V1DI): New vector mode.
7852 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7853 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7854 (MMXMODE248): Ditto.
7855 (MMXMODE): Add V1DI mode.
7856 (mmxvecsize): Change DI mode to V1DI mode.
7857 ("mov<mode>): Use MMXMODEI8 mode iterator.
7858 ("*mov<mode>_internal_rex64"): Ditto.
7859 ("*mov<mode>_internal"): Ditto.
7860 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7861 ("mmx_sub<mode>3"): Ditto.
7862 ("mmx_adddi3"): Remove insn pattern.
7863 ("mmx_subdi3"): Ditto.
7864 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7865 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7866 ("mmx_ashl<mode>3"): Ditto.
7867 ("mmx_lshrdi3"): Remove insn pattern.
7868 ("mmx_ashldi3"): Ditto.
7869 * config/i386/i386.c (classify_argument): Handle V1DImode.
7870 (function_arg_advance_32): Ditto.
7871 (function_arg_32): Ditto.
7872 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7873 mmx_addv1di3 insn pattern.
7874 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7875 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7876 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7877 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7878 Remove definitions of built-in functions.
7879 (V1DI_type_node): New node.
7880 (v1di_ftype_v1di_int): Ditto.
7881 (v1di_ftype_v1di_v1di): Ditto.
7882 (v2si_ftype_v2si_si): Ditto.
7883 (v4hi_ftype_v4hi_di): Remove node.
7884 (v2si_ftype_v2si_di): Ditto.
7885 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7886 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7887 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7888 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7889 Add new builtins using def_builtin_const.
7890 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7891 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7892 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7893 * config/i386/mmintrin.h (__v1di): New typedef.
7894 (_mm_add_si64): Cast arguments to __v1di type.
7895 (_mm_sub_si64): Ditto.
7896 (_mm_sll_pi16): Cast __count to __v4hi type.
7897 (_mm_sll_pi32): Cast __count to __v2si type.
7898 (_mm_sll_si64): Cast arguments to __v1di type.
7899 (_mm_srl_pi16): Cast __count to __v4hi type.
7900 (_mm_srl_pi32): Cast __count to __v2si type.
7901 (_mm_srl_si64): Cast arguments to __v1di type.
7902 (_mm_sra_pi16): Cast __count to __v4hi type.
7903 (_mm_sra_pi32): Cast __count to __v2si type.
7904 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7905 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7906 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7907 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7908 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7909 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7910 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7911 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7912 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7913 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7914 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7915 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7917 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7919 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7921 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7924 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7925 reg+const addressing for Altivec modes. Don't generate reg+reg
7926 addressing for TFmode or TDmode quantities.
7928 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7930 * c-common.c (vector_types_convertible_p): Call langhook
7931 instead of comptypes.
7933 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7936 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7937 integral and scalar float variables which have a
7940 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7942 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7943 dwarf_register_span hook when emitting unwind information for
7944 register-to-memory saves.
7945 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7946 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7948 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7950 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7951 for the same VAR_DECL.
7953 2008-03-06 Tom Tromey <tromey@redhat.com>
7956 * doc/standards.texi (Standards): Don't mention treelang.
7957 * doc/invoke.texi (Overall Options): Don't mention treelang.
7958 * doc/install.texi (Prerequisites): Don't mention bison or
7960 (Configuration): Don't mention treelang.
7961 (Building): Likewise.
7962 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7964 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7966 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7967 word-extractions out of a multi-word object.
7969 2008-03-06 Richard Guenther <rguenther@suse.de>
7971 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7972 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7973 result type and precision.
7974 * expr.c (get_inner_reference): Set unsignedp based on the result
7975 type of BIT_FIELD_REF.
7976 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7977 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7978 (try_instantiate_multiple_fields): Likewise. Use the correct type
7980 (sra_build_assignment): Likewise.
7981 (sra_build_elt_assignment): Likewise.
7982 (sra_explode_bitfield_assignment): Likewise.
7983 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7984 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7985 set BIT_FIELD_REF_UNSIGNED.
7986 (vectorizable_load): Likewise.
7988 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7990 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7993 2008-03-06 Richard Guenther <rguenther@suse.de>
7995 * alias.c (struct alias_set_entry): Move has_zero_child field
7996 to pack with alias_set.
7998 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8000 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8003 2008-03-05 Ian Lance Taylor <iant@google.com>
8005 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8007 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8009 * fwprop.c (update_df): Support width and offset parameters of
8011 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8012 global_conflicts): Change DF_REF_EXTRACT to either
8013 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8014 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8015 * df-scan.c (df_ref_record, df_defs_record,
8016 df_ref_create_structure, df_def_record_1, df_uses_record,
8017 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8018 df_bb_refs_collect, df_entry_block_defs_collect,
8019 df_exit_block_uses_collect): Support new width and offset fields.
8020 (ref_extract_pool): New storage pool.
8021 (df_free_ref): New function.
8022 (df_reg_chain_unlink, df_free_collection_rec,
8023 df_sort_and_compress_refs): Call df_free_ref.
8024 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8026 (df_ref_create_structure): Allocate df_ref_extract if offset and
8027 width fields are used.
8028 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8029 (df_uses_record): Get offset and width from ZERO_EXTRACT
8031 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8032 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8033 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8034 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8035 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8036 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8037 (df_ref_extract): New structure.
8038 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8039 (df_ref_create): Add width and offset parameters.
8041 2008-03-05 Richard Guenther <rguenther@suse.de>
8043 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8044 Use ranges_overlap_p.
8045 (offset_overlaps_with_access): Rename
8046 to ranges_overlap_p and move ...
8047 * tree-flow-inline.h (ranges_overlap_p): ... here.
8049 * tree.h (get_inner_reference, handled_component_p): Update
8052 * tree.h (record_component_aliases, get_alias_set,
8053 alias_sets_conflict_p, alias_sets_must_conflict_p,
8054 objects_must_conflict_p): Move declarations ...
8055 * alias.h (record_component_aliases, get_alias_set,
8056 alias_sets_conflict_p, alias_sets_must_conflict_p,
8057 objects_must_conflict_p): ... here.
8058 Include coretypes.h.
8059 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8061 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8063 * cfg.c: Include tree-flow.h.
8064 (remove_edge_raw): Call redirect_edge_var_map_clear.
8065 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8066 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8067 (redirect_edge_var_map_result): New.
8068 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8069 PENDING_STMT use with redirect_edge_var_map_*.
8070 * tree-ssa.c (edge_var_maps): New definition.
8071 (redirect_edge_var_map_add): New.
8072 (redirect_edge_var_map_clear): New.
8073 (redirect_edge_var_map_dup): New.
8074 (redirect_edge_var_map_vector): New.
8075 (redirect_edge_var_map_destroy): New.
8076 (ssa_redirect_edge): Replace PENDING_STMT use with
8077 redirect_edge_var_map_*.
8078 (flush_pending_stmts): Same.
8079 (delete_tree_ssa): Destroy edge var map.
8080 * tree-flow.h (struct _edge_var_map): New.
8081 Define edge_var_map vector type.
8082 Declare redirect_edge_var_map_* prototypes.
8083 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8084 * tree-cfg.c (reinstall_phi_args): Replace
8085 PENDING_STMT use with redirect_edge_var_map_*.
8087 2008-03-05 Richard Guenther <rguenther@suse.de>
8089 PR tree-optimization/35472
8090 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8091 whose single use_stmt has a overlapping set of loaded and
8092 stored symbols as that use_stmt might be a noop assignment then.
8094 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8096 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8098 2008-03-05 Richard Guenther <rguenther@suse.de>
8101 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8102 should be constants.
8103 * tree-cfg.c (verify_expr): Verify it.
8104 * fold-const.c (fold_truthop): Remove code generating
8105 BIT_FIELD_REFs of structure bases.
8106 (fold_binary): Likewise.
8107 (fold_ternary): Position and size of BIT_FIELD_REFs are
8108 always host integers.
8109 (make_bit_field_ref): Remove.
8110 (optimize_bit_field_compare): Remove.
8111 (all_ones_mask_p): Remove.
8113 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8116 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8117 (split_block_and_df_analyze): New. Split basic block and rebuild
8119 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8121 (split_pattern_seq): Likewise.
8122 (erase_matching_seqs): Likewise.
8123 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8125 2008-03-04 Geoff Keating <geoffk@apple.com>
8127 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8128 declaration and code.
8129 (tree_invalid_nonnegative_warnv_p): Likewise.
8131 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8133 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8134 examples. Truncate option-names then causing overfull hbox.
8136 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8139 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8141 * configure: Rebuilt.
8143 2008-03-04 Rafael Espindola <espindola@google.com>
8145 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8146 (tree_unary_nonnegative_warnv_p): New.
8147 (tree_binary_nonnegative_warnv_p): New.
8148 (tree_single_nonnegative_warnv_p): New.
8149 (tree_invalid_nonnegative_warnv_p): New.
8150 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8152 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8155 * opts.c (handle_option): Postpone 'unknown option' errors only for
8158 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8161 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8164 2008-03-04 Rafael Espindola <espindola@google.com>
8166 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8167 (tree_binary_nonzero_warnv_p): New.
8168 (tree_single_nonzero_warnv_p): New.
8169 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8171 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8174 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8175 transformations for modes that have signed zeros.
8176 * ifcvt.c (noce_try_abs): Ditto.
8178 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8180 * config/i386/i386.c (override_options): Force
8181 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8183 2008-03-04 Jan Hubicka <jh@suse.cz>
8186 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8189 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8191 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8192 label to probe the stack.
8194 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8196 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8197 (__gthr_win32_mutex_destroy): Declare.
8198 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8199 __gthr_win32_mutex_destroy.
8200 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8202 2008-03-03 Jan Hubicka <jh@suse.cz>
8205 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8206 aggressive on inlining cold calls.
8208 2008-03-03 Richard Guenther <rguenther@suse.de>
8210 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8211 struct copies into the expression table.
8212 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8213 (try_to_simplify): Likewise.
8214 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8215 integral and pointer arguments which do not change the
8216 precision to NOP_EXPRs.
8217 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8218 VIEW_CONVERT_EXPR case.
8220 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8222 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8223 defined in a loop at depth 0 is invariant.
8224 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8225 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8226 be called at loop depth 0.
8228 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8231 * gcc.c (process_command): Update copyright notice dates.
8232 * gcov.c (print_version): Likewise.
8233 * gcov-dump.c (print_version): Likewise.
8234 * mips-tfile.c (main): Likewise.
8235 * mips-tdump.c (main): Likewise.
8237 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8240 * c-common.c (flag_permissive): Delete.
8241 (constant_expression_warnings): Check flags first.
8242 (constant_expression_error): New.
8243 * c-common.h (flag_permissive): Delete.
8244 (constant_expression_error): Declare.
8245 * flags.h (flag_permissive): Declare. Update description.
8246 * diagnostic.c (pedwarn): Update.
8248 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8249 (permissive_error_kind): New.
8250 * toplev.c (flag_permissive): Define. Update description.
8251 * toplev.h (permissive_error_kind): Declare.
8252 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8253 (pedwarn_c90): Use pedantic_warning_kind.
8254 * c-opts.c (c_common_post_options): flag_permissive does not affect
8255 flag_pedantic_errors.
8257 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8259 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8260 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8261 __absvsi2, __absvDI2): Use unsigned arithmetic.
8263 2008-03-02 Andi Kleen <ak@suse.de>
8264 Richard Guenther <rguenther@suse.de>
8266 * struct-equiv.c: Remove file.
8267 * cfg_cleanup.c (condjump_equiv_p): Remove.
8268 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8269 (struct-equiv.o): Remove rule.
8270 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8271 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8272 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8274 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8276 * ifcvt.c (noce_process_if_block): Try to handle only the then
8277 block if the else block exists but isn't suitable.
8279 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8282 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8283 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8284 regression from previous patch.
8286 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8289 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8291 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8292 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8293 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8294 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8295 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8296 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8297 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8298 (__gthread_mutex_destroy_function): Rename to
8299 __gthread_mutex_destroy.
8300 * gthr-dce.h (__gthread_mutex_destroy): Call
8301 pthread_mutex_destroy.
8302 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8303 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8304 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8306 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8308 * df-scan.c (df_ref_chain_change_bb): Simplify.
8309 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8310 set_block_for_insn if there's any change.
8311 * df.h ((df_insn_change_bb): Fix prototype.
8312 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8313 df_insn_change_bb, don't call set_block_for_insn.
8314 * emit-rtl.c (reorder_insns): Likewise.
8315 * haifa-sched.c (move_insn): Likewise.
8317 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8319 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8321 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8323 * tree-flow-inline.h (next_readonly_imm_use): Return
8324 NULL_USE_OPERAND_P after the end.
8326 2008-03-01 Richard Guenther <rguenther@suse.de>
8328 PR tree-optimization/35411
8329 * tree-sra.c (sra_build_assignment): Split conversion to
8330 final type to a separate statement if we are not assigning
8333 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8335 * fold-const.c (fold_convertible_p): Correct the logic to follow
8336 that in fold_convert().
8338 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8341 * tree-inline.c (build_duplicate_type): When we make a
8342 duplicate type, make it unique in the canonical types system.
8344 2008-02-29 Tom Tromey <tromey@redhat.com>
8346 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8347 input_file_stack_history, input_file_stack_restored): Remove.
8348 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8349 * input.h (struct file_stack): Remove.
8350 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8351 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8353 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8355 (diagnostic_last_module_changed): Add 'map' argument.
8356 (diagnostic_set_last_function): Likewise.
8357 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8358 line map, not input_file_stack.
8359 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8361 2008-02-29 Paul Brook <paul@codesourcery.com>
8363 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8365 2008-02-29 Paul Brook <paul@codesourcery.com>
8367 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8369 2008-02-29 Richard Guenther <rguenther@suse.de>
8371 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8373 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8374 value for comparing for a store match.
8375 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8376 (try_to_simplify): Do not do a full-blown reference lookup.
8378 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8380 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8381 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8383 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8385 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8387 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8388 strides against cache sizes.
8390 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8392 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8395 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8397 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8398 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8399 is smaller than the original promoted value.
8400 (simplify_subreg): If OP is a SUBREG, try to preserve its
8401 SUBREG_PROMOTED_VAR_P information.
8403 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8405 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8406 (VN_INFO_GET): Allocate new objects on the obstack.
8407 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8408 for rpo_numbers_temp, for consistency.
8409 (free_scc_vn): Free the obstack.
8411 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8413 * doc/invoke.texi: Document -ftree-loop-distribution.
8414 * tree-loop-distribution.c: New.
8415 * tree-pass.h (pass_loop_distribution): New.
8416 * graphds.h (struct graph): Add htab_t indices.
8417 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8418 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8419 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8420 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8421 * tree-data-ref.c (debug_data_dependence_relations): New.
8422 (dump_data_dependence_relation): Also print data references.
8423 (free_data_ref): Extern.
8424 (same_access_functions): Moved...
8425 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8426 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8427 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8428 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8429 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8430 (stmts_from_loop): Skip LABEL_EXPR.
8431 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8433 (build_rdg): Initialize rdg->indices htab.
8434 (free_rdg, stores_from_loop, ref_base_address,
8435 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8436 have_similar_memory_accesses_1, ref_base_address_1,
8437 remove_similar_memory_refs): New.
8438 * tree-data-ref.h: Depend on tree-chrec.h.
8439 (debug_data_dependence_relations, free_data_ref): Declared.
8440 (same_access_functions): ... here.
8441 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8443 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8444 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8445 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8446 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8447 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8448 rdg_vertex_for_stmt): Declared.
8449 (struct rdg_edge): Add level.
8451 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8452 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8454 (rdg_has_similar_memory_accesses): New.
8455 * tree-vect-analyze.c: Remove unused static decls.
8456 * lambda.h (dependence_level): New.
8457 * common.opt (ftree-loop-distribution): New.
8458 * tree-flow.h (mark_virtual_ops_in_bb,
8459 slpeel_tree_duplicate_loop_to_edge_cfg,
8460 rename_variables_in_loop): Declared.
8461 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8462 (OBJS-common): Add tree-loop-distribution.o.
8463 (tree-loop-distribution.o): New rule.
8464 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8465 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8466 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8468 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8471 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8472 other than structures and unions.
8474 2008-02-28 Richard Guenther <rguenther@suse.de>
8477 2008-02-26 Richard Guenther <rguenther@suse.de>
8479 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8480 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8481 (lookup_decl_from_uid): Declare.
8482 (remove_decl_from_map): Likewise.
8483 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8484 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8485 (decl_for_uid_map): New global hashtable mapping DECL_UID
8487 (init_ttree): Allocate it.
8488 (insert_decl_to_uid_decl_map): New helper function.
8489 (make_node_stat): Insert new decls into the map.
8490 (copy_node_stat): Likewise.
8491 (lookup_decl_from_uid): New function.
8492 (remove_decl_from_map): Likewise.
8493 (print_decl_for_uid_map_statistics): New helper.
8494 (dump_tree_statistics): Call it.
8496 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8497 (referenced_var_iterator): Adjust.
8498 (FOR_EACH_REFERENCED_VAR): Adjust.
8499 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8500 (num_referenced_vars): Adjust.
8501 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8502 (first_referenced_var): Remove.
8503 (end_referenced_vars_p): Likewise.
8504 (next_referenced_var): Likewise.
8505 (referenced_var_iterator_set): New helper function.
8506 * tree-dfa.c (referenced_var_lookup): Adjust.
8507 (referenced_var_check_and_insert): Likewise.
8508 (remove_referenced_var): Likewise.
8509 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8510 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8511 (verify_call_clobbering): Likewise.
8512 (verify_memory_partitions): Likewise.
8513 (init_tree_ssa): Allocate bitmap instead of hashtable for
8515 (delete_tree_ssa): Adjust.
8516 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8517 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8518 (compute_tag_properties): Likewise.
8519 (set_initial_properties): Likewise.
8520 (find_partition_for): Likewise.
8521 (update_reference_counts): Likewise.
8522 (dump_may_aliases_for): Likewise.
8523 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8524 (add_call_clobber_ops): Likewise.
8525 (add_call_read_ops): Likewise.
8526 (get_asm_expr_operands): Likewise.
8527 * tree-into-ssa.c (dump_decl_set): Likewise.
8528 (update_ssa): Likewise.
8529 * tree-sra.c (scan_function): Likewise.
8530 (decide_instantiations): Likewise.
8531 (scalarize_parms): Likewise.
8532 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8533 (dsa_named_for): Likewise.
8534 * tree-ssa-structalias.c (update_alias_info): Likewise.
8535 (merge_smts_into): Likewise.
8537 2008-02-27 David Daney <ddaney@avtrex.com>
8540 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8541 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8542 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8543 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8544 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8546 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8549 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8550 (BUILT_IN_NEXTTOWARD): Remove.
8551 (BUILT_IN_NEXTTOWARDF): Ditto.
8552 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8553 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8555 2008-02-27 Tom Tromey <tromey@redhat.com>
8557 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8558 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8560 2008-02-27 Jan Beulich <jbeulich@novell.com>
8562 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8563 update the respective field on newdecl.
8565 2008-02-27 Revital Eres <eres@il.ibm.com>
8567 PR rtl-optimization/34999
8568 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8569 crossing edges that ends with a call insn.
8570 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8571 call insn and clear the EDGE_CROSSING flag of the crossing edge
8572 when fixing fallthru edges.
8574 2008-02-27 Richard Guenther <rguenther@suse.de>
8577 * fold-const.c (fold_unary): Return the correct argument,
8578 converted to the result type.
8580 2008-02-27 Richard Guenther <rguenther@suse.de>
8583 * expr.c (expand_expr_real_1): Assert on rotates that operate
8585 * fold-const.c (fold_binary): Use the types precision, not the
8586 bitsize of the mode if folding rotate expressions. Build rotates
8587 only for full modes.
8589 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8591 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8593 * c-pragma.c (pragma_ns_name): New typedef.
8594 (registered_pp_pragmas): New variable.
8595 (c_pp_lookup_pragma): New function.
8596 (c_register_pragma_1): If flag_preprocess_only, do nothing
8597 for non-expanded pragmas, for expanded ones push pragma's
8598 namespace and name into registered_pp_pragmas vector.
8599 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8600 flag_preprocess_only, don't register GCC pch_preprocess
8601 pragma if flag_preprocess_only.
8602 * c-opts.c (c_common_init): Call init_pragma even if
8603 flag_preprocess_only.
8604 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8605 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8606 cpp_register_pragma if flag_preprocess_only.
8608 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8611 * c-parser.c (c_parser_translation_unit): Warn for empty
8612 translation unit, not empty source file.
8614 2008-02-26 Paul Brook <paul@codesourcery.com>
8616 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8617 operand for Thumb-2.
8618 * config/arm/arm.h (reg_class): Add CORE_REGS.
8619 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8620 (BASE_REG_CLASS): Use CORE_REGS.
8621 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8622 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8623 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8624 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8625 ARM_REGNO_OK_FOR_INDEX_P.
8626 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8627 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8628 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8629 (ldm/stm peepholes): Ditto.
8630 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8631 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8632 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8633 * config/arm/constraints.md: Enable "k" constraint on ARM.
8635 2008-02-27 Ben Elliston <bje@au.ibm.com>
8637 * config/rs6000/rs6000.c: Annotate cache line size field in all
8638 instances of struct processor_costs.
8640 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8642 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8643 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8644 jump_bypass): New counters.
8645 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8646 * dce.c (gate_ud_dce): Same.
8647 (gate_fast_dce): Same.
8648 * dse.c (gate_dse1): New function.
8649 (gate_dse2): New function.
8650 (gate_dse): Merge results of new gate functions.
8651 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8652 (gate_handle_jump_bypass): Add dbg_cnt.
8653 (gate_handle_gcse): Add dbg_cnt.
8654 * ifcvt.c (gate_handle_if_conversion): Same.
8655 (gate_handle_if_after_combine): Same.
8656 (gate_handle_if_after_reload): Same.
8657 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8659 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8661 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8663 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8665 2008-02-26 Jason Merrill <jason@redhat.com>
8668 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8669 alone if it's the naming decl for the type's main variant.
8671 2008-02-26 Tom Tromey <tromey@redhat.com>
8673 * system.h (USE_MAPPED_LOCATION): Poison.
8674 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8675 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8676 (make_goto_expr_edges): Likewise.
8677 (remove_bb): Likewise.
8678 (execute_warn_function_return): Likewise.
8679 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8681 * c-common.c (fname_decl): Remove old location code.
8682 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8684 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8686 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8687 (gen_rtx_ASM_INPUT): Likewise.
8688 (gen_rtx_ASM_INPUT_loc): Likewise.
8689 (get_rtx_asm_OPERANDS): Remove.
8690 * cfglayout.c (insn_locators_alloc): Remove old location code.
8691 (set_curr_insn_source_location): Likewise.
8692 (curr_insn_locator): Likewise.
8693 * print-tree.c (print_node): Remove old location code.
8694 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8695 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8696 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8697 location_from_locus.
8698 (construct_exit_block): Remove old location code.
8699 * emit-rtl.c (force_next_line_note): Remove old location code.
8700 * profile.c (branch_prob): Remove old location code.
8701 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8702 LOC_LINE): Remove old-location variants.
8703 * langhooks.c (lhd_print_error_function): Remove old location
8705 * configure, config.in: Rebuilt.
8706 * configure.ac (--enable-mapped-location): Remove.
8707 * c-decl.c (c_init_decl_processing): Remove old location code.
8708 (finish_function): Likewise.
8709 * recog.c (decode_asm_operands): Remove old location code.
8710 * c-pch.c (c_common_read_pch): Remove old location code.
8711 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8713 * gimple-low.c (lower_function_body): Remove old location code.
8714 * toplev.c (unknown_location): Remove.
8715 (push_srcloc): Remove old-location variant.
8716 (process_options): Remove old location code.
8717 (lang_dependent_init): Likewise.
8718 * input.h (UNKNOWN_LOCATION): Move definition.
8719 (location_t): Undeprecate.
8720 (source_locus): Remove.
8721 (location_from_locus): Remove.
8722 (struct location_s): Remove.
8723 Remove all old-location code.
8724 (input_line, input_filename): Remove.
8725 * final.c (final_scan_insn): Remove old location code.
8726 * diagnostic.c (diagnostic_build_prefix): Remove
8727 USE_MAPPED_LOCATION test.
8728 * tree.h (gimple_stmt) <locus>: Now a location_t.
8729 (tree_exp) <locus>: Likewise.
8730 (DECL_IS_BUILTIN): Remove old-location variant.
8731 (annotate_with_file_line, annotate_with_locus): Likewise.
8732 (expr_locus, set_expr_locus): Update.
8733 * tree.c (build1_stat): Remove old location code.
8734 (last_annotated_node): Remove.
8735 (annotate_with_file_line): Remove old-location variant.
8736 (annotate_with_locus): Likewise.
8737 (expr_location): Remove old location code.
8738 (set_expr_location): Likewise.
8739 (expr_has_location): Likewise.
8740 (expr_locus): Likewise.
8741 (set_expr_locus): Likewise.
8742 (expr_filename): Don't use location_from_locus.
8743 (expr_lineno): Likewise.
8744 * rtl-error.c (location_for_asm): Remove old location code.
8745 * c-lex.c (cb_line_change): Remove old location code.
8746 (fe_file_change): Likewise.
8747 (cb_def_pragma): Likewise.
8748 (c_lex_with_flags): Likewise.
8749 * gengtype.c (do_typedef): Don't special-case location types.
8750 (define_location_structures): Remove.
8751 (main): Don't call define_location_structures.
8752 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8755 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8758 * builtins.def (BUILT_IN_STDARG_START): Remove.
8759 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8760 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8761 * tree-inline.c (inline_forbidden_p_1): Likewise.
8763 2008-02-26 Richard Guenther <rguenther@suse.de>
8765 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8766 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8767 (lookup_decl_from_uid): Declare.
8768 (remove_decl_from_map): Likewise.
8769 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8770 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8771 (decl_for_uid_map): New global hashtable mapping DECL_UID
8773 (init_ttree): Allocate it.
8774 (insert_decl_to_uid_decl_map): New helper function.
8775 (make_node_stat): Insert new decls into the map.
8776 (copy_node_stat): Likewise.
8777 (lookup_decl_from_uid): New function.
8778 (remove_decl_from_map): Likewise.
8779 (print_decl_for_uid_map_statistics): New helper.
8780 (dump_tree_statistics): Call it.
8782 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8783 (referenced_var_iterator): Adjust.
8784 (FOR_EACH_REFERENCED_VAR): Adjust.
8785 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8786 (num_referenced_vars): Adjust.
8787 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8788 (first_referenced_var): Remove.
8789 (end_referenced_vars_p): Likewise.
8790 (next_referenced_var): Likewise.
8791 (referenced_var_iterator_set): New helper function.
8792 * tree-dfa.c (referenced_var_lookup): Adjust.
8793 (referenced_var_check_and_insert): Likewise.
8794 (remove_referenced_var): Likewise.
8795 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8796 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8797 (verify_call_clobbering): Likewise.
8798 (verify_memory_partitions): Likewise.
8799 (init_tree_ssa): Allocate bitmap instead of hashtable for
8801 (delete_tree_ssa): Adjust.
8802 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8803 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8804 (compute_tag_properties): Likewise.
8805 (set_initial_properties): Likewise.
8806 (find_partition_for): Likewise.
8807 (update_reference_counts): Likewise.
8808 (dump_may_aliases_for): Likewise.
8809 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8810 (add_call_clobber_ops): Likewise.
8811 (add_call_read_ops): Likewise.
8812 (get_asm_expr_operands): Likewise.
8813 * tree-into-ssa.c (dump_decl_set): Likewise.
8814 (update_ssa): Likewise.
8815 * tree-sra.c (scan_function): Likewise.
8816 (decide_instantiations): Likewise.
8817 (scalarize_parms): Likewise.
8818 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8819 (dsa_named_for): Likewise.
8820 * tree-ssa-structalias.c (update_alias_info): Likewise.
8821 (merge_smts_into): Likewise.
8823 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8826 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8827 * c-opts.c (c_common_handle_option): Wall enables
8828 Wvolatile-register-var.
8829 * common.opt: Move Wvolatile-register-var to...
8832 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8834 * common.opt (Wlarger-than=): New.
8835 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8837 * opts.c (common_handle_option): Handle -Wlarger-than=.
8838 * optc-gen.awk: Likewise.
8839 * opth-gen.awk: Likewise.
8840 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8841 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8843 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8845 * c-common.c (match_case_to_enum_1): Add appropriate
8846 OPT_W* parameter to warning.
8847 (c_do_switch_warnings): Likewise.
8848 * c-typeck.c (warning_init): Add one more parameter following
8850 (push_init_level): Update call to warning_init.
8851 (pop_init_level): Likewise.
8852 (add_pending_init): Likewise.
8853 (output_init_element: Likewise.
8855 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8858 * toplev.c (toplev_main): If there are warnings or error, print
8859 errors for ignored options.
8860 * opts.c (ignored_options): New static variable.
8861 (postpone_unknown_option_error): New.
8862 (print_ignored_options): New.
8863 (handle_option): Postpone errors for unknown -Wno-* options.
8864 * opts.h (print_ignored_options): Declare.
8866 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8868 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8871 2008-02-25 Richard Guenther <rguenther@suse.de>
8874 2008-02-25 Richard Guenther <rguenther@suse.de>
8876 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8877 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8878 (lookup_decl_from_uid): Declare.
8879 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8880 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8881 (decl_for_uid_map): New global hashtable mapping DECL_UID
8883 (init_ttree): Allocate it.
8884 (insert_decl_to_uid_decl_map): New helper function.
8885 (make_node_stat): Insert new decls into the map.
8886 (copy_node_stat): Likewise.
8887 (lookup_decl_from_uid): New function.
8888 (print_decl_for_uid_map_statistics): New helper.
8889 (dump_tree_statistics): Call it.
8891 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8892 (referenced_var_iterator): Adjust.
8893 (FOR_EACH_REFERENCED_VAR): Adjust.
8894 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8895 (num_referenced_vars): Adjust.
8896 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8897 (first_referenced_var): Remove.
8898 (end_referenced_vars_p): Likewise.
8899 (next_referenced_var): Likewise.
8900 (referenced_var_iterator_set): New helper function.
8901 * tree-dfa.c (referenced_var_lookup): Adjust.
8902 (referenced_var_check_and_insert): Likewise.
8903 (remove_referenced_var): Likewise.
8904 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8905 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8906 (verify_call_clobbering): Likewise.
8907 (verify_memory_partitions): Likewise.
8908 (init_tree_ssa): Allocate bitmap instead of hashtable for
8910 (delete_tree_ssa): Adjust.
8911 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8912 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8913 (compute_tag_properties): Likewise.
8914 (set_initial_properties): Likewise.
8915 (find_partition_for): Likewise.
8916 (update_reference_counts): Likewise.
8917 (dump_may_aliases_for): Likewise.
8918 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8919 (add_call_clobber_ops): Likewise.
8920 (add_call_read_ops): Likewise.
8921 (get_asm_expr_operands): Likewise.
8922 * tree-into-ssa.c (dump_decl_set): Likewise.
8923 (update_ssa): Likewise.
8924 * tree-sra.c (scan_function): Likewise.
8925 (decide_instantiations): Likewise.
8926 (scalarize_parms): Likewise.
8927 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8928 (dsa_named_for): Likewise.
8929 * tree-ssa-structalias.c (update_alias_info): Likewise.
8930 (merge_smts_into): Likewise.
8932 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8935 * doc/invoke.texi (-fcx-limited-range): Document new option.
8936 * toplev.c (process_options): Handle -fcx-fortran-rules.
8937 * common.opt: Add documentation for -fcx-fortran-rules.
8939 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8942 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8943 actual behaviour and C99.
8945 2008-02-26 Ben Elliston <bje@au.ibm.com>
8947 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8948 (ASM_CPU_POWER6_SPEC): Likewise.
8949 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8950 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8951 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8953 2008-02-25 Richard Guenther <rguenther@suse.de>
8955 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8956 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8957 (lookup_decl_from_uid): Declare.
8958 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8959 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8960 (decl_for_uid_map): New global hashtable mapping DECL_UID
8962 (init_ttree): Allocate it.
8963 (insert_decl_to_uid_decl_map): New helper function.
8964 (make_node_stat): Insert new decls into the map.
8965 (copy_node_stat): Likewise.
8966 (lookup_decl_from_uid): New function.
8967 (print_decl_for_uid_map_statistics): New helper.
8968 (dump_tree_statistics): Call it.
8970 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8971 (referenced_var_iterator): Adjust.
8972 (FOR_EACH_REFERENCED_VAR): Adjust.
8973 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8974 (num_referenced_vars): Adjust.
8975 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8976 (first_referenced_var): Remove.
8977 (end_referenced_vars_p): Likewise.
8978 (next_referenced_var): Likewise.
8979 (referenced_var_iterator_set): New helper function.
8980 * tree-dfa.c (referenced_var_lookup): Adjust.
8981 (referenced_var_check_and_insert): Likewise.
8982 (remove_referenced_var): Likewise.
8983 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8984 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8985 (verify_call_clobbering): Likewise.
8986 (verify_memory_partitions): Likewise.
8987 (init_tree_ssa): Allocate bitmap instead of hashtable for
8989 (delete_tree_ssa): Adjust.
8990 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8991 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8992 (compute_tag_properties): Likewise.
8993 (set_initial_properties): Likewise.
8994 (find_partition_for): Likewise.
8995 (update_reference_counts): Likewise.
8996 (dump_may_aliases_for): Likewise.
8997 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8998 (add_call_clobber_ops): Likewise.
8999 (add_call_read_ops): Likewise.
9000 (get_asm_expr_operands): Likewise.
9001 * tree-into-ssa.c (dump_decl_set): Likewise.
9002 (update_ssa): Likewise.
9003 * tree-sra.c (scan_function): Likewise.
9004 (decide_instantiations): Likewise.
9005 (scalarize_parms): Likewise.
9006 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9007 (dsa_named_for): Likewise.
9008 * tree-ssa-structalias.c (update_alias_info): Likewise.
9009 (merge_smts_into): Likewise.
9011 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9014 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9015 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9016 * alias.h (nonoverlapping_memrefs_p): Likewise.
9018 2008-02-25 Jan Beulich <jbeulich@novell.com>
9020 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9021 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9022 __emultls_get_address, __emultls_register_common,
9023 __floatundi?f, and _Unwind_GetIPInfo.
9024 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9025 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9026 (gen_regparm_prefix): Likewise.
9027 (i386_nlm_encode_section_info): Sync with
9028 config/i386/winnt.c:i386_pe_encode_section_info().
9029 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9030 i386_nlm_mangle_decl_assembler_name): New.
9031 (netware_override_options): New.
9032 * config/i386/netware.h (netware_override_options): Declare.
9033 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9034 (i386_nlm_mangle_decl_assembler_name): Declare.
9035 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9037 2008-02-25 Ben Elliston <bje@au.ibm.com>
9040 * c-decl.c (grokdeclarator): Remove unused local variables
9041 `typedef_type' and `type_as_written'.
9043 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9044 unused local variable `has_hot_blocks'.
9045 (fix_crossing_conditional_branches): Remove unused local variable
9048 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9051 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9052 using DEF_C99_BUILTIN.
9053 (BUILT_IN_NANF): Ditto.
9054 (BUILT_IN_NANL): Ditto.
9056 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9057 Revital Eres <eres@il.ibm.com>
9059 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9060 regarding the order of two dependent insns in the same row.
9062 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9064 * stor-layout.c (layout_decl): Do not bump the alignment of a
9065 bit-field to more than byte alignment if it is packed.
9067 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9069 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9072 2008-02-24 Diego Novillo <dnovillo@google.com>
9074 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9077 * tree-vrp.c (vrp_evaluate_conditional): With
9078 -Wtype-limits, emit a warning when comparing against a
9079 constant outside the natural range of OP0's type.
9080 * c.opt (Wtype-limits): Move ...
9081 * common.opt (Wtype-limits): ... here.
9083 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9085 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9086 * config/rs6000/e300c2c3.md: New file.
9087 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9089 (rs6000_override_options): Add e300c2 and e300c3 cases to
9090 processor_target_table. Do not allow usage of Altivec or Spe
9091 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9092 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9093 * config/rs6000/rs6000.h (processor_type): Add
9094 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9095 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9096 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9097 and ppce300c3. Include e300c2c3.md.
9099 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9101 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9102 instead of TARGET_STRICT_ALIGN.
9104 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9106 * explow.c (memory_address): Assert that the generated address is
9109 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9112 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9113 * config/darwin-ppc-ldouble-patch.def: New file.
9114 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9115 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9116 SUBTARGET_INIT_BUILTINS if defined.
9117 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9120 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9123 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9124 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9126 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9129 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9130 file" warning condtional on -Winvalid-PCH.
9132 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9134 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9136 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9140 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9141 prevent reload from using MMX registers.
9142 (*mov<mode>_internal): Ditto.
9143 (*movv2sf_internal_rex64): Ditto.
9144 (*movv2sf_internal): Ditto.
9146 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9148 PR documentation/31569
9149 * doc/install.texi2html: Use makeinfo --no-number-sections.
9151 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9153 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9154 ensure that we can address an entire entity > 8 bytes. Don't
9155 generate reg+reg addressing for such data.
9157 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9159 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9160 strings when optimizing for size, unless the target cares about
9163 2008-02-22 Tom Tromey <tromey@redhat.com>
9165 * regclass.c (current_pass): Remove declaration.
9167 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9169 * config/avr/libgcc.S (__RAMPZ__): Define.
9170 (__do_copy_data): Add for devices with 128KB code memory.
9172 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9174 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9176 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9178 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9180 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9183 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9186 * c-typeck.c (build_binary_op): Warn about floating point
9187 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9189 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9192 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9193 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9195 (rs6000_override_options): Set altivec_abi as default, not override,
9196 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9197 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9198 is used; use new member spe_abi.
9199 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9200 spe_abi and altivec_abi.
9202 2008-02-22 Tomas Bily <tbily@suse.cz>
9204 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9206 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9209 * config.build (build_file_translate): Set to `CMD //c' only if
9211 * Makefile.in (build_file_translate): Improve comment.
9213 2008-02-21 Jan Hubicka <jh@suse.cz>
9215 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9216 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9217 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9219 2008-02-21 Michael Matz <matz@suse.de>
9222 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9224 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9226 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9227 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9229 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9230 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9231 SSE_VEC_FLOAT_MODE_P as insn constraint.
9232 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9233 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9234 sse4a_movntdf using MODEF mode iterator.
9235 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9236 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9237 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9238 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9239 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9240 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9241 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9243 2008-02-21 Richard Guenther <rguenther@suse.de>
9245 * tree.def (PAREN_EXPR): New tree code.
9246 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9248 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9249 * expr.c (expand_expr_real_1): Likewise.
9250 * tree-inline.c (estimate_num_insns_1): Likewise.
9251 * tree-complex.c (expand_complex_move): Likewise.
9252 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9255 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9258 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9260 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9263 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9265 * config/sh/sh.c (find_barrier): Don't go past
9266 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9268 2008-02-20 DJ Delorie <dj@redhat.com>
9270 * config/h8300/h8300.md (insv): Force source operand to be a register.
9272 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9273 as a jump, not as a plain insn.
9275 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9277 * doc/invoke.texi (Warning Options): Add new option
9278 -Wframe-larger-than=.
9279 (-Wframe-larger-than): Document.
9281 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9282 Add declarations for new option variables.
9284 * final.c (final_start_function): Check the frame size
9285 before emission and issue a Wframe-larger-than warning.
9287 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9288 Add definitions for new option variables.
9289 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9291 * common.opt (Wframe-larger-than=): New option.
9293 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9295 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9296 (<sse>_div<mode>3): Ditto.
9297 (<sse>_vmdiv<mode>3): Ditto.
9298 (<sse>_vmsqrt<mode>2): Ditto.
9299 (*smax<mode>3): Ditto.
9300 (sse5_frcz<mode>2): Ditto.
9301 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9304 2008-02-20 Richard Guenther <rguenther@suse.de>
9307 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9308 be happy with INTEGRAL_TYPE_P.
9310 2008-02-20 Richard Guenther <rguenther@suse.de>
9312 * fold-const.c (split_tree): Associate floatig-point expressions
9313 if flag_associative_math is set.
9315 2008-02-20 Richard Guenther <rguenther@suse.de>
9317 * tree.h (fold_real_zero_addition_p): Declare.
9318 * fold-const.c (fold_real_zero_addition_p): Export.
9319 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9320 floating-point operations with zero and one.
9322 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9324 * doc/install.texi: Correct references to CFLAGS, replacing them
9325 with BOOT_CFLAGS. Document flags used during bootstrap for
9328 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9330 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9331 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9332 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9334 (smin<mode>3): Ditto from similar patterns.
9335 (smax<mode>3): Ditto.
9336 (*ieee_smin<mode>3): Ditto.
9337 (*ieee_smax<mode>3): Ditto.
9338 * config/i386/sse.md (sse): New mode attribute.
9339 (mov<mode>): Macroize expander from movv4sf and movv2df using
9340 SSEMODEF2P mode iterator.
9341 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9342 SSE_VEC_FLOAT_MODE_P as insn constraint.
9343 (storent<mode>): Ditto.
9344 (storent<mode>): Macroize expander from storentsf and storentdf using
9345 MODEF mode iterator.
9346 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9347 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9348 (abs<mode>2): Ditto from similar patterns.
9349 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9350 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9351 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9352 (<sse>_vmsqrt<mode>2): Ditto.
9353 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9354 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9355 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9356 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9357 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9358 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9359 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9361 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9362 iterator and SSE_FLOAT_MODE_P as insn constraint.
9363 (<sse>_ucomi): Ditto from similar patterns.
9364 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9365 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9366 SSE_VEC_FLOAT_MODE_P as insn constraint.
9367 (vcond<mode>): Ditto from similar patterns.
9368 (and<mode>3, *and<mode>3): Ditto.
9369 (<sse>_nand<mode>3): Ditto.
9370 (ior<mode>3, *ior<mode>3): Ditto.
9371 (xor<mode>3, *xor<mode>3): Ditto.
9372 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9373 iterator and SSE_FLOAT_MODE_P as insn constraint.
9374 (*nand<mode>3): Ditto from similar patterns.
9375 (*ior<mode>3): Ditto.
9376 (*xor<mode>3): Ditto.
9378 2008-02-20 Ira Rosen <irar@il.ibm.com>
9380 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9381 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9382 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9384 2008-02-19 Jan Hubicka <jh@suse.cz>
9386 * predict.c (tree_bb_level_predictions): Remove variable next
9387 mistakely introduced by previous commit.
9389 2008-02-19 Jan Hubicka <jh@suse.cz>
9391 * predict.c (predict_paths_leading_to): Rewrite.
9392 (predict_paths_for_bb): New.
9393 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9395 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9398 * Makefile.in (build_file_translate): New.
9399 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9400 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9401 * configure.ac (build_file_translate): Substitute it.
9402 * configure: Regenerate.
9404 2008-02-19 Jan Hubicka <jh@suse.cz>
9406 PR rtl-optimization/34408
9407 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9410 2008-02-19 Jan Hubicka <jh@suse.cz>
9413 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9416 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9419 * config/i386/i386-modes.def: Revert the last DI alignment
9420 change until Ada people can look into it.
9422 2008-02-19 Nick Clifton <nickc@redhat.com>
9424 * opts.c (print_specific_help): Fix typo in --help text.
9426 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9429 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9430 32-bit inline asm without asm alternatives for host GCC < 3.0.
9432 2008-02-19 Richard Guenther <rguenther@suse.de>
9434 PR tree-optimization/34989
9435 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9436 Allow propagation to INDIRECT_REF if we can simplify only.
9438 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9440 * c-common.c (warn_for_collisions_1): Use appropriate option when
9443 2008-02-19 Nick Clifton <nickc@redhat.com>
9446 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9447 (handle_options): Fix indentation.
9448 (print_filtered_help): If no language-specific options were
9449 displayed tell the user how to list all the options supported by
9450 the language's front-end.
9451 (print_specific_help): Fix indentation and remove duplicate line.
9452 (common_handle_option): Handle the -v option.
9453 For --help enable the display of undocumented options if the -v
9454 switch has been included on the command line.
9455 For --help= check for overlaps in the arguments between the option
9456 classes and the language names and issue a warning when they
9457 cannot be disambiguated.
9458 * c.opt (v): Pass on to the common option handler.
9460 2008-02-19 Revital Eres <eres@il.ibm.com>
9462 * modulo-sched.c (sms_schedule): Change dump message when
9463 create_ddg function fails.
9464 (try_scheduling_node_in_cycle): Rename row to cycle.
9465 (print_partial_schedule): Rename CYCLE to ROW.
9467 2008-02-19 Christian Bruel <christian.bruel@st.com>
9468 Zdenek Dvorak <ook@ucw.cz>
9470 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9472 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9476 (*x86_movdicc_0_m1_se): Ditto.
9478 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9480 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9481 (CMPtype): Define as __gcc_CMPtype.
9482 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9483 (CMPtype): Define as __gcc_CMPtype.
9485 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9487 Support valgrind 3.3 for --enable-checking=valgrind.
9488 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9490 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9491 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9492 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9493 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9494 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9495 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9496 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9498 * ggc-zone.c: Similar.
9499 * ggc-page.c: Similar.
9501 2008-02-19 Paul Brook <paul@codesourcery.com>
9504 * config/arm/ieee754-df.S: Fix do_it typo.
9505 * config/arm/ieee754-sf.S: Fix do_it typo.
9507 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9510 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9511 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9512 (OPTION_MASK_ISA_SSE_SET): Likewise.
9513 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9514 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9515 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9516 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9517 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9518 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9519 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9520 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9521 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9522 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9523 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9524 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9525 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9526 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9527 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9528 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9529 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9530 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9531 (OPTION_MASK_ISA_SSE4): Removed.
9532 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9533 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9534 (override_options): Don't turn on implied SSE/MMX bits in
9537 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9539 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9542 2008-02-18 Joey Ye <joey.ye@intel.com>
9545 * tree-nested.c (insert_field_into_struct): Set type alignment
9546 to field alignment if the former is less than the latter.
9548 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9550 * BASE-VER: Set to 4.4.0.
9552 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9554 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9555 * doc/cfg.texi: Likewise.
9556 * doc/extend.texi: Likewise.
9557 * doc/gty.texi: Likewise.
9558 * doc/invoke.texi: Likewise.
9559 * doc/loop.texi: Likewise.
9560 * doc/md.texi: Likewise.
9561 * doc/passes.texi: Likewise.
9562 * doc/rtl.texi: Likewise.
9563 * doc/sourcebuild.texi: Likewise.
9564 * doc/tm.texi: Likewise.
9565 * doc/tree-ssa.texi: Likewise.
9567 2008-02-17 Richard Guenther <rguenther@suse.de>
9570 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9571 without default definition.
9573 2008-02-17 Richard Guenther <rguenther@suse.de>
9575 PR tree-optimization/35231
9576 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9579 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9582 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9583 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9584 libgcc_cmp_return mode.
9586 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9589 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9591 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9593 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9596 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9598 * doc/c-tree.texi: Use `@.' where appropriate.
9599 * doc/extend.texi: Likewise.
9600 * doc/install.texi: Likewise.
9601 * doc/invoke.texi: Likewise.
9602 * doc/loop.texi: Likewise.
9603 * doc/makefile.texi: Likewise.
9604 * doc/md.texi: Likewise.
9605 * doc/passes.texi: Likewise.
9606 * doc/standards.texi: Likewise.
9607 * doc/tm.texi: Likewise.
9609 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9612 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9614 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9615 rather than in entry_bb.
9617 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9619 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9620 libgcc_cmp_return mode.
9622 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9625 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9626 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9628 2008-02-15 Richard Guenther <rguenther@suse.de>
9629 Zdenek Dvorak <ook@ucw.cz>
9631 PR tree-optimization/35164
9632 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9633 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9634 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9635 Only propagate addresses which do not have abnormal SSA_NAMEs
9638 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9641 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9643 2008-02-15 Jan Hubicka <jh@suse.cz>
9646 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9648 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9651 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9652 when calculating alignment_pad.
9654 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9656 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9657 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9658 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9659 and STACK_BOUNDARY define.
9661 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9663 PR preprocessor/35061
9664 * c-pragma.c (handle_pragma_pop_macro): Check that
9665 pushed_macro_table has been allocated.
9667 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9670 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9671 (force_gimple_operand): Likewise.
9672 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9673 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9674 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9675 (find_interesting_uses_address): Check addressability and alignment
9676 of the base expression only after substituting bases of IVs into it.
9678 2008-02-14 Michael Matz <matz@suse.de>
9681 * function.c (instantiate_virtual_regs_in_insn): Reload address
9682 before falling back to reloading the whole operand.
9684 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9686 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9687 before the first section switch note.
9689 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9691 * doc/bugreport.texi: Update copyright years.
9692 * doc/c-tree.texi: Likewise.
9693 * doc/cfg.texi: Likewise.
9694 * doc/cpp.texi: Likewise.
9695 * doc/cppinternals.texi: Likewise.
9696 * doc/fragments.texi: Likewise.
9697 * doc/frontends.texi: Likewise.
9698 * doc/gcc.texi: Likewise.
9699 * doc/gty.texi: Likewise.
9700 * doc/hostconfig.texi: Likewise.
9701 * doc/implement-c.texi: Likewise.
9702 * doc/libgcc.texi: Likewise.
9703 * doc/loop.texi: Likewise.
9704 * doc/makefile.texi: Likewise.
9705 * doc/options.texi: Likewise.
9706 * doc/passes.texi: Likewise.
9707 * doc/rtl.texi: Likewise.
9708 * doc/sourcebuild.texi: Likewise.
9709 * doc/standards.texi: Likewise.
9710 * doc/tree-ssa.texi: Likewise.
9711 * doc/trouble.texi: Likewise.
9713 * doc/extend.texi: Use @: or add comma where appropriate.
9714 * doc/invoke.texi: Likewise.
9715 * doc/tm.texi: Likewise.
9717 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9720 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9723 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9725 * doc/md.texi (clz, ctz): Add reference.
9726 * doc/rtl.texi (clz, ctz): Likewise.
9728 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9731 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9734 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9736 * config/s390/s390.c (struct constant_pool): New field
9737 emit_pool_after added.
9738 (s390_mainpool_start): Set the emit_pool_after flag according
9739 to the section switch notes.
9740 (s390_mainpool_finish): Consider emit_pool_after when emitting
9741 the literal pool at the end of the function.
9742 (s390_chunkify_start): Force literal pool splits at section
9745 2008-02-13 Michael Matz <matz@suse.de>
9748 * var-tracking.c (clobber_variable_part): Correctly traverse the
9751 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9754 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9755 Add -fdump-ipa-inline.
9756 * tree-dump.c (dump_files): Remove tree-inlined dump.
9757 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9759 2008-02-12 Richard Guenther <rguenther@suse.de>
9761 PR tree-optimization/35171
9762 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9765 2008-02-12 Richard Guenther <rguenther@suse.de>
9768 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9769 value-preserving mode. Disallow final truncation.
9771 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9774 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9775 code from here to...
9776 (force_gimple_operand): ...here.
9778 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9781 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9782 non-compatible pointers.
9783 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9784 different FIELD_DECLs, try harder by comparing field offsets, sizes
9788 * function.c (match_asm_constraints_1): Don't replace the same input
9791 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9793 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9794 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9795 (expand_epilogue): Restore RAMPZ register.
9796 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9798 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9800 * config/i386/cygwin.asm: (__alloca): Correct calling
9801 convention and alignment.
9802 (__chkstk): Force 8 byte stack alignment.
9804 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9805 Richard Guenther <rguenther@suse.de>
9807 PR tree-optimization/33992
9808 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9809 the zero we compare against.
9811 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9814 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9815 to CloseHandle after unlocking to prevent accumulation of handle
9818 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9821 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9822 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9823 and update LABEL_NUSES during and after reload.
9825 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9828 * combine.c (simplify_if_then_else): Make sure the comparison is
9829 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9831 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9834 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9835 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9836 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9837 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9838 * tree.h (get_type_static_bounds): Likewise.
9840 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9842 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9843 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9844 Make -Wfoo language annotations match what the compiler outputs.
9846 2008-02-08 Sa Liu <saliu@de.ibm.com>
9848 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9849 intrinsics spu_convts, spu_convtu, spu_convtf.
9851 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9853 * doc/extend.texi (Function Attributes) <noinline>: Mention
9854 asm ("") as method to keep calls.
9856 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9859 * doc/options.texi (Options): Replace references to opts.sh with
9861 * opts-common.c: Likewise.
9862 * optc-gen.awk: Likewise.
9864 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9866 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9868 2008-02-07 Richard Henderson <rth@redhat.com>
9871 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9872 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9875 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9877 PR tree-optimization/35085
9878 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9879 for operand entry oe2 in addition to operand entry oe3 in order to
9880 expose more opportunities for vectorizer sum reduction.
9882 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9885 * Makefile.in (LIBS): Remove $(GMPLIBS).
9886 (cc1-dummy, cc1): Add $(GMPLIBS).
9888 2008-02-06 Jan Hubicka <jh@suse.cz>
9891 * i386.md (moddf_integer): Do not produce partial memory stalls for
9892 targets where it hurts.
9894 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9897 * optabs.c (expand_float): Do not check for decimal modes when
9898 expanding unsigned integer through signed conversion.
9900 2008-02-06 Nick Clifton <nickc@redhat.com>
9902 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9903 inside the clobber with a match_operand and duplicated operand
9904 number in the constraint.
9905 (ineqbranchsi): Delete redundant comment.
9907 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9909 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9910 builtin_define ("__USE_INIT_FINI__").
9911 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9913 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9915 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9917 PR documentation/30330
9918 * doc/invoke.texi (C++ Dialect Options)
9919 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9920 For each warning option -Wfoo that allows -Wno-foo, ensure both
9921 -Wfoo and -Wno-foo are listed in the option index. Fix index
9922 entry of -Wswitch-default, index -Wnormalized= including the
9923 `=', and -Wlarger-than-@var{len} including @var{len}.
9925 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9927 * config/i386/i386.md (floatunssisf2): Use
9928 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9929 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9930 Macroize expander using MODEF mode iterator.
9932 2008-02-05 Diego Novillo <dnovillo@google.com>
9934 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9937 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9939 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9942 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9944 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9947 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9948 to indicate if a message should be generated.
9949 (init_cumulative_args): Updated.
9950 (function_value_32): Likewise.
9952 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9954 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9956 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9959 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9960 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9962 2008-02-04 Diego Novillo <dnovillo@google.com>
9964 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9967 * tree-vrp.c (vrp_evaluate_conditional): With
9968 -Wtype-limits, emit a warning when comparing against a
9969 constant outside the natural range of OP0's type.
9971 2008-02-04 Richard Guenther <rguenther@suse.de>
9974 * expr.c (count_type_elements): Give for unions instead of
9977 2008-02-04 Richard Guenther <rguenther@suse.de>
9980 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9981 to TYPE_DOMAINs base type instead of using bitsizetype here.
9983 2008-02-03 Jason Merrill <jason@redhat.com>
9985 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9987 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9990 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9991 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9992 (RS/6000 and PowerPC Options): Fix typos and markup.
9993 * doc/passes.texi (Tree-SSA passes): Likewise.
9995 2008-02-02 Michael Matz <matz@suse.de>
9998 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9999 from record_last_reg_set_info.
10000 (record_last_reg_set_info): Take an RTX argument, iterate over all
10001 constituent hardregs.
10002 (record_last_set_info, record_opr_changes): Change calls to
10003 new signature or to record_last_reg_set_info_regno.
10005 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10007 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10009 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10011 PR rtl-optimization/34773
10012 * reg-notes.def (EQUAL): Mention significance of combination of
10013 REG_EQUAL and REG_RETVAL.
10014 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10015 insn that has a REG_RETVAL.
10017 2008-02-01 Roger Sayle <roger@eyesopen.com>
10020 * configure.ac (--enable-fixed-point): Disable unless explicitly
10022 * configure: Regenerate.
10024 2008-02-01 Richard Guenther <rguenther@suse.de>
10027 * invoke.texi (-finline-limit): Remove no longer true parts
10028 of the documentation. Note that there is no default value.
10030 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10031 Mark Mitchell <mark@codesourcery.com>
10032 Ben Elliston <bje@au.ibm.com>
10035 * doc/extend.texi (Other Builtins): Document.
10037 2008-01-31 Tom Browder <tom.browder@gmail.com>
10039 * doc/c-tree.texi (Types): Fix grammar.
10040 (Expression trees): Ditto.
10041 * doc/passes.texi (Tree-SSA passes): Ditto.
10043 * doc/configterms.texi (Configure Terms): Fix typo.
10044 * doc/cpp.texi (Common Predefined Macros): Ditto.
10045 * doc/md.texi (Machine Constraints): Ditto.
10047 * doc/makefile.texi (Makefile): Add comma.
10049 2008-01-31 Tom Browder <tom.browder@gmail.com>
10050 Gerald Pfeifer <gerald@pfeifer.com>
10052 * doc/sourcebuild.texi (Front End): Remove references to CVS
10053 and CVSROOT/modules.
10054 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10055 (Back End): Remove reference to CVS.
10057 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10060 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10062 (mips16_gp_pseudo_reg): ...here.
10063 * config/mips/mips.md (load_const_gp): Replace with...
10064 (load_const_gp_<mode>): ...this :P-based insn.
10066 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10068 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10069 options. Minor fixes.
10070 (-std): Move reference to standards closer to where language
10071 standards are first mentioned.
10073 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10075 PR rtl-optimization/34995
10076 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10077 parameter and return a bool. If the rtx parameter is nonnull,
10078 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10079 (find_reloads): Update call accordingly. Pass the new operand
10080 if it needed no address reloads, otherwise pass null.
10082 2008-01-30 Richard Henderson <rth@redhat.com>
10085 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10086 for unbounded arrays.
10088 2008-01-30 Silvius Rus <rus@google.com>
10090 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10092 2008-01-30 Jan Hubicka <jh@suse.cz>
10095 * i386.c (init_cumulative_args): Use real function declaration when
10098 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10100 PR rtl-optimization/34998
10101 * global.c (build_insn_chain): Treat non-subreg_lowpart
10102 SUBREGs of pseudos as clobbering all the words covered by the
10103 SUBREG, not just all the bytes.
10104 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10105 original df_ref rather than an extract parameter.
10106 (global_conflicts): Update call accordingly.
10108 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10110 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10111 the overflow check to make it easier to read.
10112 (__fixtfdi): Change the type of the ll member in union
10113 long_double to UDItype_x.
10115 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10117 PR middle-end/34969
10118 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10119 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10120 * tree-inline.c (fold_marked_statements): Call
10121 cgraph_update_edges_for_call_stmt if folding a call statement.
10122 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10123 debug_generic_stmt calls, reset it back afterwards.
10126 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10128 * c-typeck.c (build_external_ref): Don't pedwarn about
10129 static vars in current function's scope.
10131 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10133 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10135 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10138 * ipa-struct-reorg.c: Fix spelling.
10139 * params.def: Ditto.
10141 2008-01-29 Richard Guenther <rguenther@suse.de>
10143 PR middle-end/35006
10144 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10146 * tree-inline.c (remap_type): Increment remapping_type_depth
10147 around remapping types.
10148 (copy_body_r): Only add referenced variables if they are referenced
10149 from code, not types.
10151 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10162 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10163 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10165 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10168 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10169 pointer for tiny stack.
10171 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10173 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10175 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10177 * config/vx-common.h: Fix typo in comment.
10179 2008-01-28 Ian Lance Taylor <iant@google.com>
10183 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10184 coalesce pointers if they have different DECL_NO_TBAA_P values.
10185 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10186 between variables with different DECL_NO_TBAA_P values.
10188 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10191 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10192 are not legitimate small data references on SPE targets.
10194 2008-01-28 David Daney <ddaney@avtrex.com>
10196 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10198 2008-01-28 David Daney <ddaney@avtrex.com>
10200 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10202 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10204 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10205 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10206 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10207 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10208 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10209 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10210 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10211 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10213 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10215 * basic-block.h (condjump_equiv_p): Fix comment.
10217 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10219 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10220 print_generic_stmt_indented): Fix comment.
10222 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10224 * configure.ac (__stack_chk_fail): Add detecion for availability
10225 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10226 * configure: Regenerate.
10228 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10230 PR middle-end/34688
10231 * final.c (output_addr_const): Handle TRUNCATE.
10233 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10236 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10237 (zero_cost, infinite_cost): New constants.
10238 (struct cost_pair): Change type of cost to comp_cost.
10239 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10240 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10242 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10243 split_address_cost, ptr_difference_cost, difference_cost,
10244 get_computation_cost_at, get_computation_cost,
10245 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10246 determine_use_iv_cost_condition, determine_use_iv_costs,
10247 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10248 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10249 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10250 Change type of cost to comp_cost.
10251 (determine_iv_cost): Increase cost of non-original ivs, instead
10252 of decreasing the cost of original ones.
10253 (get_address_cost): Indicate the complexity of the addressing mode
10255 (try_add_cand_for): Prefer using ivs not specific to some object.
10256 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10258 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10259 Janis Johnson <janis187@us.ibm.com>
10262 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10263 (TARGET_INSTANTIATE_DECLS): Likewise.
10264 * target.h (expand_to_rtl_hook): New target hook.
10265 (instantiate_decls): Likewise.
10266 * function.c (instantiate_decl): Make non-static. Rename to...
10267 (instantiate_decl_rtl): ... this.
10268 (instantiate_expr): Use instantiate_decl_rtl.
10269 (instantiate_decls_1): Likewise.
10270 (instantiate_decls): Likewise.
10271 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10272 * function.h (instantiate_decl_rtl): Add prototype.
10273 * cfgexpand.c (target.h): New include.
10274 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10275 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10276 (TARGET_INSTANTIATE_DECLS): Likewise.
10277 (TARGET_INITIALIZER): New target hooks added.
10278 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10280 * config/rs6000/rs6000.c (tree-flow.h): New include.
10281 (machine_function): Add sdmode_stack_slot field.
10282 (rs6000_alloc_sdmode_stack_slot): New function.
10283 (rs6000_instantiate_decls): Likewise.
10284 (rs6000_secondary_memory_needed_rtx): Likewise.
10285 (rs6000_check_sdmode): Likewise.
10286 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10287 (TARGET_INSTANTIATE_DECLS): Likewise.
10288 (rs6000_hard_regno_mode_ok): Allow SDmode.
10289 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10290 (rs6000_emit_move): Handle SDmode.
10291 (function_arg_advance): Likewise.
10292 (function_arg): Likewise.
10293 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10294 SDmode var args for 32-bit compiles.
10295 (rs6000_secondary_reload_class): Handle SDmode.
10296 (rs6000_output_function_epilogue): Likewise.
10297 (rs6000_function_value): Simplify if statement.
10298 (rs6000_libcall_value): Likewise.
10299 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10300 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10301 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10302 (movsd_hardfloat): New define_insn.
10303 (movsd_softfloat): Likewise.
10304 (movsd_store): Likewise.
10305 (movsd_load): Likewise.
10306 (extendsddd2): Likewise.
10307 (extendsdtd2): Likewise.
10308 (truncddsd2): Likewise.
10309 (movdd_hardfloat64): Fixup comment.
10310 (UNSPEC_MOVSD_LOAD): New constant.
10311 (UNSPEC_MOVSD_STORE): Likewise.
10313 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10316 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10318 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10319 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10320 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10321 and TRUTH_XOR_EXPR.
10323 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10326 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10327 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10328 __LONGDOUBLE128 too.
10329 * config/rs6000/aix61.h: New file.
10331 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10333 PR rtl-optimization/34959
10334 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10335 popcount and parity rtxes the same mode as their operand.
10336 Truncate or extend the result to the return value's mode
10339 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10342 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10343 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10344 to GOT_VERSION_REGNUM.
10345 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10346 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10347 * config/mips/mips.c (mips_emit_call_insn): New function.
10348 (mips_call_tls_get_addr): Call mips_expand_call directly.
10349 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10351 (mips16_build_call_stub): Likewise. Return the call insn or null.
10352 (mips_expand_call): Update the call to mips16_build_call_stub
10353 accordingly and a remove redundant condition. Assert that MIPS16
10354 stubs do not use lazy binding. Use mips_emit_call_insn and return
10356 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10358 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10359 (mips_avoid_hazard): Remove hazard_set handling.
10360 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10361 (UNSPEC_RESTORE_GP): ...this.
10362 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10363 (FAKE_CALL_REGNO): Rename to...
10364 (GOT_VERSION_REGNUM): ...this.
10365 (type): Add "ghost" value. Add an associated insn reservation.
10366 (hazard_set): Remove.
10367 (exception_receiver): Rename to...
10368 (restore_gp): ...this and update the unspec identifier accordingly.
10369 (exception_receiver, nonlocal_got_receiver): New expanders.
10370 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10371 FAKE_CALL_REGNO. Remove hazard_set attribute.
10372 (set_got_version, update_got_version): New patterns.
10374 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10377 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10379 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10382 * doc/install.texi2html: Generate gcc-vers.texi.
10384 2008-01-25 DJ Delorie <dj@redhat.com>
10386 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10388 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10390 * config/c4x: Remove directory.
10391 * config.gcc (crx-*, mt-*): Mark obsolete.
10392 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10393 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10394 sh-*-rtemscoff*): Remove cases.
10395 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10396 * real.c (encode_c4x_single, decode_c4x_single,
10397 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10398 c4x_extended_format): Remove.
10399 * real.h (c4x_single_format, c4x_extended_format): Remove.
10400 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10402 (Pragmas): Remove comment about c4x pragmas.
10403 * doc/install.texi (c4x): Remove target-specific instructions.
10404 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10405 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10406 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10407 refer to C4x source files as examples.
10408 (C4X_FLOAT_FORMAT): Remove documentation.
10410 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10412 * config/bfin/bfin.c (override_options): Reorder tests so that
10413 flag_pic gets enabled for -msep-data.
10415 2008-01-25 Richard Guenther <rguenther@suse.de>
10417 PR middle-end/32244
10418 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10419 to its bitfield precision if required.
10421 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10423 PR middle-end/33880
10424 * tree-nested.c (walk_omp_for): New function.
10425 (convert_nonlocal_reference, convert_local_reference): Call
10426 walk_omp_for on OMP_FOR.
10427 (convert_call_expr): Call walk_body on OMP_FOR's
10428 OMP_FOR_PRE_INIT_BODY.
10430 2008-01-25 Richard Guenther <rguenther@suse.de>
10432 PR tree-optimization/34966
10433 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10434 default defs and PHI_NODEs we have to insert after the
10435 defining statement.
10437 2008-01-24 Nick Clifton <nickc@redhat.com>
10439 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10440 Provide a default definition.
10441 (LIBGCC2_UNITS_PER_WORD): Likewise.
10443 * config/stormy16/stormy16.c: Include df.h for the prototype
10444 for df_regs_ever_live_p.
10445 (xstormy16_expand_builtin_va_start): Convert the stack offset
10446 into a component_ref and then use POINTER_PLUS_EXPR to add it
10447 to the incoming_virtual_args_rtx.
10448 (xstormy16_gimplify_va_arg_expr): Rename to
10449 xstormy16_gimplify_va_arg_expr.
10450 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10451 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10452 xstormy16_gimplify_va_arg_expr.
10453 Fix up some formatting issues.
10455 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10456 Move to predicates.md.
10457 (xs_hi_general_operand): Likewise.
10458 (xs_hi_nonmemory_operand): Likewise.
10459 * config/stormy16/predicates.md:
10460 (xstormy16_carry_plus_operand): New predicate.
10461 (xs_hi_general_operand): New predicate.
10462 (xs_hi_nonmemory_operand): New predicate.
10463 * config/stormy16/stormy16-protos.h:
10464 (xstormy16_carry_plus_operand): Delete prototype.
10465 (xs_hi_general_operand): Likewise.
10466 (xs_hi_nonmemory_operand): Likewise.
10468 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10469 modifiers as they are no longer needed and they can trigger
10470 reload spill failures.
10472 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10473 with a match_operand in order to help reload.
10475 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10476 constraint with 'e' for the 8th alternative as this version of
10477 the mov.w instruction only accepts the lower 8 registers.
10479 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10482 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10483 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10486 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10488 PR middle-end/33333
10489 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10491 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10493 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10495 (remove_structure): Update allocations list before removing structure.
10497 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10499 * ipa-struct-reorg.c (is_safe_cond_expr,
10500 create_new_stmts_for_cond_expr): Use integer_zerop function,
10501 that recognize not only zero-pointer, but zero-integer too.
10503 2008-01-25 Ben Elliston <bje@au.ibm.com>
10506 * fixproto: Escape "." in sed expression that strips leading "./".
10508 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10511 * gcc.c (SWITCH_OK): Removed.
10512 (SWITCH_LIVE): Changed to bit.
10513 (SWITCH_FALSE): Likewise.
10514 (SWITCH_IGNORE): Likewise.
10515 (switchstr): Change live_cond to unsigned int.
10516 (process_command): Replace SWITCH_OK with 0.
10517 (do_self_spec): Likewise.
10518 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10519 (give_switch): Likewise.
10520 (used_arg): Likewise.
10521 (do_spec_1): Set the SWITCH_IGNORE bit.
10522 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10523 bits. Set the SWITCH_LIVE bit.
10525 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10527 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10529 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10531 PR tree-optimization/34472
10532 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10533 parameter to a "bool *" and set *DATA to false if there is
10534 an unsafe access. Do not delete the structure here.
10535 (check_cond_exprs): Delete it here instead.
10536 (check_cond_exprs, exclude_cold_structs): Do not increase
10537 I when removing a structure.
10539 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10542 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10543 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10545 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10547 PR middle-end/34934
10548 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10549 a fixed vector for stack.
10551 2008-01-24 Ben Elliston <bje@au.ibm.com>
10554 * doc/gcc.texi (Software development): Add a direntry for g++.
10556 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10558 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10559 stale and straggling -fforce-addr comments above.
10561 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10563 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10564 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10566 2008-01-23 Michael Matz <matz@suse.de>
10569 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10572 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10574 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10575 malloc result type.
10577 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10579 * config/avr/avr.c (avr_current_arch): New variable.
10580 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10581 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10582 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10583 (avr_override_options): Init 'avr_current_arch'.
10584 (base_arch_s): Move from here...
10585 * config/avr/avr.h (base_arch_s): ... here. Add new members
10586 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10587 'mega' to 'have_jmp_call'.
10588 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10589 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10591 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10593 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10594 MULTILIB_MATCHES): (Ditto.).
10596 2008-01-23 Richard Guenther <rguenther@suse.de>
10598 PR middle-end/31529
10599 * cgraphunit.c (cgraph_reset_node): Always mark the node
10600 not reachable if it is not queued already.
10602 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10604 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10605 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10606 (cputype_selected): New static variable.
10607 (bfin_handle_option): Set it if -mcpu is used.
10608 (override_option): Select default set of workarounds if no cpu type
10609 selected on the command line.
10610 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10612 From Michael Frysinger <michael.frysinger@analog.com>
10613 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10614 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10616 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10617 for bf547, bf523, bf524, and bf526.
10618 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10620 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10621 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10622 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10623 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10624 * doc/invoke.texi (Blackfin Options): Document that
10625 -mcpu now accept bf547, bf523, bf524, and bf526.
10627 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10629 PR rtl-optimization/34628
10630 * combine.c (try_combine): Stop and undo after the first combination
10631 if an autoincrement side-effect on the first insn has effectively
10634 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10637 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10638 Offset addresses are not valid for Altivec or paired float modes.
10640 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10643 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10644 if DECL_INITIAL (decl) is error_mark_node.
10647 * c-common.c (handle_vector_size_attribute): Only allow
10648 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10649 the same way as pointer, array etc. types.
10650 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10653 * tree.c (build_type_attribute_qual_variant): Call
10654 build_qualified_type if attributes are equal, but quals are not.
10656 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10659 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10660 * flags.h (warn_strict_aliasing): Remove.
10661 (warn_strict_overflow): Remove.
10662 * opts.c (warn_strict_aliasing): Remove.
10663 (warn_strict_overflow): Remove.
10664 * c-opts.c (c_common_handle_option): -Wall only sets
10665 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10666 (c_common_post_options): Give default values to -Wstrict-aliasing
10667 and -Wstrict-overflow if they are uninitialized.
10668 * common.opt (Wstrict-aliasing): Specify Var and Init.
10669 (Wstrict-overflow): Likewise.
10671 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10673 PR rtl-optimization/26854
10674 PR rtl-optimization/34400
10675 PR rtl-optimization/34884
10676 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10678 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10679 (df_rd_bb_info.expanded_lr_out): Deleted
10680 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10681 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10682 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10683 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10684 Removed code to allocate, initialize or free expanded_lr_out.
10685 (df_rd_bb_local_compute_process_def): Restructured to make more
10687 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10688 sets if the sets are being trimmed.
10690 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10693 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10694 (as_vers): Likewise.
10695 * configure: Regenerated.
10697 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10699 PR middle-end/33092
10700 * tree-pass.h (pass_build_alias): New pass.
10701 * tree-ssa-alias.c (gate_build_alias): New.
10702 (pass_build_alias): New.
10703 * passes.c (init_optimization_passes): Add pass_build_alias after
10704 pass_create_structure_vars.
10706 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10708 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10709 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10710 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10711 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10712 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10713 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10714 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10715 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10716 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10717 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10718 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10719 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10720 * config/s390/s390.md (FP_ALL): New mode iterator.
10721 (_d): New mode attribute.
10722 ("*signbit<mode>2>"): Changed mode of first operand.
10723 ("isinf<mode>2"): Changed mode of first operand.
10724 ("*TDC_insn"): Adaptation for DFP modes.
10726 2008-01-22 Ben Elliston <bje@au.ibm.com>
10728 * tree.c (check_qualified_type): Improve function description.
10730 2008-01-21 Jason Merrill <jason@redhat.com>
10733 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10734 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10737 2008-01-21 DJ Delorie <dj@redhat.com>
10739 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10742 2008-01-21 Richard Guenther <rguenther@suse.de>
10744 PR middle-end/34856
10745 * tree-cfg.c (verify_expr): Allow all invariant expressions
10746 instead of just constant class ones as reference argument.
10747 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10748 like any other constant.
10749 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10751 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10753 * regmove.c (fixup_match_1): Update call crossed frequencies.
10755 2008-01-21 Richard Guenther <rguenther@suse.de>
10758 * tree-inline.c (setup_one_parameter): Deal with mismatched
10759 types using a VIEW_CONVERT_EXPR.
10761 2008-01-21 Alon Dayan <alond@il.ibm.com>
10762 Olga Golovanevsky <olga@il.ibm.com>
10764 PR tree-optimization/34701
10765 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10766 when the structure size is not a power of 2.
10768 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10770 * doc/install.texi: Add doc for --enable-checking=df.
10772 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10774 PR rtl-optimization/34808
10775 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10777 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10779 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10782 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10784 PR rtl-optimization/26854
10785 PR rtl-optimization/34400
10786 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10788 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10789 (df_rd_bb_info.expanded_lr_out): New.
10790 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10791 * loop_iv.c (iv_analysis_loop_init): Ditto.
10792 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10793 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10794 Added code to allocate, initialize or free expanded_lr_out.
10795 (df_rd_bb_local_compute_process_def): Restructured to make
10796 more understandable.
10797 (df_rd_confluence_n): Add code to do nothing with fake edges and
10798 code to no apply invalidate_by_call sets if the sets are being trimmed.
10799 (df_lr_local_finalize): Renamed to df_lr_finalize.
10800 (df_live_local_finalize): Renamed to df_live_finalize.
10802 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10805 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10806 deciding whether to use reciprocal instructions.
10808 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10810 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10811 dwarf2out_note_section_used if cold_text_section is NULL.
10813 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10815 PR gcov-profile/34610
10816 * tree-cfg.c (make_edges): Mark both outgoing edges from
10817 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10818 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10819 from OMP_FOR and OMP_CONTINUE outgoing edges.
10821 * tree-profile.c (tree_profiling): Return early if
10822 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10824 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10825 from cfun to child_cfun.
10826 * function.h (struct function): Add after_tree_profile bit.
10828 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10830 * config/avr/avr.S (_exit): Disable interrupt.
10832 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10833 Steven Bosscher <stevenb.gcc@gmail.com>
10835 PR rtl-optimization/26854
10836 PR rtl-optimization/34400
10837 * df-problems.c (df_live_scratch): New scratch bitmap.
10838 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10839 (df_live_reset): Clear the proper bitmaps.
10840 (df_live_bb_local_compute): Only process the artificial defs once
10841 since the order is not important.
10842 (df_live_init): Init the df_live sets only with the variables
10843 found live by df_lr.
10844 (df_live_transfer_function): Use the df_lr sets to prune the
10845 df_live sets as they are being computed.
10846 (df_live_free): Free df_live_scratch.
10848 2008-01-18 Ian Lance Taylor <iant@google.com>
10850 * common.opt: Add fmerge-debug-strings.
10851 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10852 flag_merge_debug_strings rather than flag_merge_constants.
10853 * doc/invoke.texi (Option Summary): Mention
10854 -fmerge-debug-strings.
10855 (Debugging Options): Document -fmerge-debug-strings.
10857 2008-01-18 Ian Lance Taylor <iant@google.com>
10860 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10861 (struct tree_function_decl): Add new field operator_new_flag.
10862 * tree-inline.c (expand_call_inline): When inlining a call to
10863 operator new, force the return value to go into a variable, and
10864 set DECL_NO_TBAA_P on that variable.
10865 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10867 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10870 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10871 DWARF2_DEBUGGING_INFO.
10872 (dwarf2out_note_section_used): Ditto. Add prototype.
10873 (have_multiple_function_sections, text_section_used,
10874 cold_text_section_used, *cold_text_sections): Move declarations
10877 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10879 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10880 field and add signal_ra.
10881 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10882 assignments to frame state pc. Move end of stack check after
10883 MD_FALLBACK_FRAME_STATE_FOR.
10884 (uw_update_context_1): Use frame state signal_regs if set, instead
10885 of checking signal_frame flag.
10886 (uw_update_context): Use frame state signal_ra if set.
10887 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10888 * config/xtensa/linux-unwind.h: New file.
10890 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10892 * modulo-sched.c (get_sched_window): Fix comment typo.
10894 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10896 PR tree-optimization/34648
10897 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10899 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10901 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10902 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10904 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10906 PR rtl-optimization/34400
10907 * df-core.c (df_worklist_dataflow_overeager,
10908 df_worklist_dataflow_doublequeue): New functions.
10909 (df_worklist_dataflow): Two different worklist solvers.
10910 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10913 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10916 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10917 and ftree-parallelize-loops.
10919 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10921 PR rtl-optimization/34826
10922 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10924 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10926 * global.c (find_reg): Mark the eh regs as used if necessary.
10927 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10928 * ra.h (struct allocno): no_eh_reg field added. Changed
10929 no_stack_reg type to bitfield.
10931 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10933 * tree.c (substitute_in_expr): Add missing 'break'.
10935 2008-01-17 Richard Guenther <rguenther@suse.de>
10937 PR tree-optimization/34825
10938 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10939 x / x as division to handle.
10941 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10943 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10944 "-pthread" is specified.
10945 * pa-hpux11.h (LIB_SPEC): Likewise.
10947 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10948 Peter Bergner <bergner@vnet.ibm.com>
10950 PR rtl-optimization/33796
10951 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10953 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10955 PR libgfortran/34699
10956 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10958 * pa-hpux10.h (LINK_SPEC): Likewise.
10959 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10961 2008-01-16 Richard Guenther <rguenther@suse.de>
10963 PR middle-end/32628
10964 * fold-const.c (fold_convert_const_int_from_int): Do not
10965 set overflow if that occured only because of a sign extension
10966 change when converting from/to a sizetype with the same
10967 precision and signedness.
10969 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10972 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10973 location address to the correct place. Update copyright year.
10975 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10977 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10978 no dependences in the dependence_relations vector.
10980 2008-01-16 Jan Hubicka <jh@suse.cz>
10982 PR rtl-optimization/31396
10983 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10984 * cfg.c (dump_reg_info): Print it.
10985 * regs.h (struct reg_info_t): add freq_calls_crossed.
10986 (REG_FREQ_CALLS_CROSSED): New macro.
10987 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10988 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10989 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10990 regmove_optimize): Update call crossed frequencies.
10991 * local-alloc.c (struct qty): Add freq_calls_crossed.
10992 (alloc_qty): Copute freq_calls_crossed.
10993 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10994 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10995 * ra.h (struct allocno): Add freq_calls_crossed.
10997 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10999 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11000 libgomp when compiling with ftree-parallelize-loops.
11001 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11003 2008-01-16 Richard Guenther <rguenther@suse.de>
11005 PR tree-optimization/34769
11006 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11007 * tree.c (int_cst_value): Instead make this function more
11008 permissive in what it accepts as valid input. Document this
11009 function always sign-extends the value.
11011 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11012 Richard Guenther <rguenther@suse.de>
11015 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11016 (gimple_fold_indirect_ref_rhs): ... this.
11017 (gimple_fold_indirect_ref): New function with foldings
11018 that preserve lvalueness.
11019 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11020 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11021 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11022 to fold an INDIRECT_REF, fall back to the old use of
11023 fold_indirect_ref_1.
11025 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11027 * tree-data-ref.c (subscript_dependence_tester_1): Call
11028 free_conflict_function.
11029 (compute_self_dependence): Same.
11031 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11034 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11035 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11037 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11038 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11039 for DWARF2_UNWIND_INFO targets.
11041 2008-01-16 Richard Guenther <rguenther@suse.de>
11044 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11045 type qualifiers for function types.
11047 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11049 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11050 loop_iterator li from previous commit.
11052 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11054 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11056 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11058 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11059 (parallelize_loops): Don't parallelize irreducible components.
11061 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11064 * c-opts (c_common_post_options): Do not enable CPP
11065 flag_pedantic_errors by default.
11067 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11069 PR rtl-optimization/31944
11070 * cse.c (remove_pseudo_from_table): New function.
11071 (merge_equiv_classes): Use above function to remove pseudo-registers.
11072 (invalidate): Likewise.
11074 2008-01-13 Richard Guenther <rguenther@suse.de>
11076 PR middle-end/34601
11077 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11078 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11080 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11082 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11083 validate_change to unshare the source of the PC set.
11085 2008-01-12 Jan Hubicka <jh@suse.cz>
11087 PR middle-end/32135
11088 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11089 references above array bounds. This might trigger bounds checks for
11090 pointers to arrays.
11092 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11094 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11095 new_replaceable_dependencies.
11097 2008-01-12 Doug Kwan <dougkwan@google.com>
11099 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11100 instead of OPT_Wreturn_type in warning due to ignored return type
11102 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11103 options included in -Wextra.
11104 * c.opt: New option -Wignored_qualifiers.
11105 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11106 -Wignore_qualifiers.
11107 (-Wignored-qualifiers): Document.
11108 (-Wreturn-type): Remove description of functionality now handled
11109 by -Wignored-qualifiers.
11111 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11114 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11115 NOP_EXPR if it is between integral types with the same precision.
11117 2008-01-12 Jan Hubicka <jh@suse.cz>
11120 * invoke.texi (max-inline-recursive-depth): Fix default value.
11122 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11124 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11127 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11129 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11131 2008-01-11 James E. Wilson <wilson@specifix.com>
11134 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11136 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11138 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11139 save/restore frame pointer register and don't use 'call-prologues'
11140 optimization in function with "OS_task" attribute.
11142 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11144 PR middle-end/31309
11145 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11146 when copying to memory.
11148 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11150 PR rtl-optimization/30905
11151 * cfgcleanup.c: Include dce.h
11152 (crossjumps_occured): New global variable.
11153 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11154 If something changed, set crossjumps_occured to true.
11155 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11156 Don't add/remove fake edges to exit here...
11157 (cleanup_cfg): ...but do it here, when crossjumping.
11158 Run a fast DCE when successful crossjumps occured in the latest
11159 iteration of try_optimize_cfg.
11161 2008-01-11 Richard Guenther <rguenther@suse.de>
11163 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11164 (struct vn_unary_op_s): Likewise.
11165 (vn_reference_insert): Free old reference on hash collision.
11167 2008-01-10 Raksit Ashok <raksit@google.com>
11169 PR rtl-optimization/27971
11170 * combine.c (find_split_point): Split PLUS expressions which are
11171 inside a MEM rtx, and whose first operand is complex.
11173 2008-01-10 DJ Delorie <dj@redhat.com>
11175 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11176 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11177 (m32c_hard_regno_ok): Call the underlying function.
11179 2008-01-10 Richard Guenther <rguenther@suse.de>
11181 PR middle-end/34683
11182 * tree-cfg.c (tree_merge_blocks): Do not go through the
11183 full-blown folding and stmt updating path if we just deal
11184 with virtual operands.
11185 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11186 test for abnormal SSA_NAMEs.
11188 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11190 PR middle-end/34641
11191 * reload.c (push_reload): Add assertions. All constants from
11192 reg_equiv_constant should have been used for replacing the respective
11194 (find_reloads_address): Invoke find_reloads_address_part for
11195 constant taken from the reg_equiv_constant array.
11197 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11199 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11200 field (valnum) the first in the struct. Replace bools with
11203 2008-01-10 Richard Guenther <rguenther@suse.de>
11205 PR tree-optimization/34651
11206 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11207 types and ordering for masking and converting.
11209 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11211 PR tree-optimization/34017
11212 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11213 also for PHI_NODE expressions.
11215 2008-01-09 Jan Hubicka <jh@suse.cz>
11217 PR tree-optimization/34708
11218 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11219 based on number of case labels.
11220 (init_inline_once): Remove switch_cost.
11221 * tree-inline.h (eni_weights_d): Remove switch_cost.
11223 2008-01-09 Richard Guenther <rguenther@suse.de>
11224 Andrew Pinski <andrew_pinski@playstation.sony.com>
11226 PR middle-end/30132
11227 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11228 temporary if an rvalue is ok or an lvalue is not required.
11230 2008-01-09 Richard Guenther <rguenther@suse.de>
11232 PR middle-end/34458
11233 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11234 adjust return type.
11236 2008-01-09 Richard Guenther <rguenther@suse.de>
11238 PR middle-end/34679
11239 * tree.c (host_integerp): Check for sizetype only if the
11240 type is an integer type.
11242 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11245 * opts.c (decode_options): Disable inlining of functions called
11246 once if not in unit-at-a-time mode.
11248 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11250 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11252 2008-01-08 Richard Guenther <rguenther@suse.de>
11254 PR middle-end/31863
11255 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11256 out early if the result will be unused.
11258 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11263 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11264 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11267 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11269 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11270 for vectorization tuned.
11272 2008-01-08 Richard Guenther <rguenther@suse.de>
11274 PR tree-optimization/34683
11275 * tree-ssa-operands.c (operand_build_cmp): Export.
11276 * tree-ssa-operands.h (operand_build_cmp): Declare.
11277 * tree-vn.c (vuses_compare): Remove.
11278 (sort_vuses): Use operand_build_cmp.
11279 (sort_vuses_heap): Likewise.
11280 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11281 to re-use old VEC if available. Do not sort already sorted VUSEs.
11282 (vdefs_to_vec): Do not sort already sorted VDEFs.
11284 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11286 PR middle-end/34694
11287 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11289 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11292 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11293 limitations of reciprocal sequences on x86 targets.
11295 2008-01-08 Richard Guenther <rguenther@suse.de>
11297 PR tree-optimization/34683
11298 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11300 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11303 * config/darwin.c (darwin_mergeable_string_section): Don't use
11304 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11306 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11309 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11310 negxf2. Macroize expander using X87MODEF mode iterator. Change
11311 predicates of op0 and op1 to register_operand.
11312 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11313 expander using X87MODEF mode iterator. Change predicates of
11314 op0 and op1 to register_operand.
11315 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11316 corresponding patterns and macroize using MODEF macro. Change
11317 predicates of op0 and op1 to register_operand and remove
11318 "m" constraint. Disparage "r" alternative with "!".
11319 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11320 macroize using X87MODEF macro. Change predicates of op0 and op1
11321 to register_operand and remove "m" constraint. Disparage "r"
11322 alternative with "!".
11323 (absneg splitter with memory operands): Remove.
11324 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11325 patterns and macroize using X87MODEF mode iterator.
11326 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11327 Change predicate of op1 to register_operand.
11328 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11329 for memory operands.
11331 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11333 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11335 2008-01-07 Richard Guenther <rguenther@suse.de>
11337 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11340 2008-01-07 Richard Guenther <rguenther@suse.de>
11342 PR tree-optimization/34683
11343 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11344 VOPs of the needed size to save memory. Use VEC_quick_push
11345 to save compile-time.
11346 (vdefs_to_vec): Likewise.
11348 2008-01-07 Sa Liu <saliu@de.ibm.com>
11350 * config/spu/spu.md (divdf3): Genetate inline code for double
11351 division. The implementation doesn't handle INF or NAN, therefore it
11352 only applies when -ffinite-math-only is given.
11354 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11357 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11358 * doc/cpp.texi ([Common Predefined Macros]): Document.
11360 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11362 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11363 order to use commutative addition instead of subtraction.
11365 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11366 Mircea Namolaru <namolaru@il.ibm.com>
11367 Vladimir Yanovsky <yanov@il.ibm.com>
11368 Revital Eres <eres@il.ibm.com>
11370 PR tree-optimization/34263
11371 * tree-outof-ssa.c (process_single_block_loop_latch,
11372 contains_tree_r): New functions.
11373 (analyze_edges_for_bb): Call process_single_block_loop_latch
11374 function to empty single-basic-block latch block if possible.
11376 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11378 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11380 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11382 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11384 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11386 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11388 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11390 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11392 PR tree-optimization/34618
11393 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11396 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11400 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11401 Update copyright year.
11403 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11404 Update copyright year.
11405 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11408 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11410 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11411 edge does not point to current bb before changing need_assert.
11413 2008-01-04 Richard Guenther <rguenther@suse.de>
11415 PR middle-end/34029
11416 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11417 for verifying purposes if they are is_gimple_min_invariant.
11419 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11421 PR tree-optimization/34448
11422 PR tree-optimization/34465
11423 * gimplify.c (gimplify_init_constructor): Add new parameter
11424 notify_temp_creation. Use it.
11425 (gimplify_modify_expr_rhs): Take volatiles into account when
11426 optimizing constructors.
11427 Do not optimize constructors if gimplify_init_constructor will dump to
11429 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11430 * gcc.c-torture/compile/pr34448.c: New.
11432 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11434 PR gcov-profile/34609
11435 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11436 return_slot if result is TREE_ADDRESSABLE.
11438 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11440 * config/mips/mips.md (sqrt_condition): Tweak comment.
11441 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11443 2008-01-03 Tom Tromey <tromey@redhat.com>
11446 * c-common.c (c_type_hash): Handle VLAs.
11448 2008-01-03 Jan Hubicka <jh@suse.cz>
11450 PR tree-optimization/31081
11451 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11452 0 when inlining and not inlining to first basic block.
11453 (remap_decl): When var is initialized to 0, don't set default_def.
11454 (expand_call_inline): Set entry_bb.
11455 * tree-inline.h (copy_body_data): Add entry_bb.
11457 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11460 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11463 PR tree-optimization/29484
11464 * tree-inline.c (inline_forbidden_p_2): New function.
11465 (inline_forbidden_p): Disallow inlining if some static var
11466 has an address of a local LABEL_DECL in its initializer.
11467 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11470 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11472 PR tree-optimization/34635
11473 * tree-data-ref.c (add_other_self_distances): Make sure that the
11474 evolution step is constant.
11476 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11478 PR middle-end/34608
11479 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11481 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11483 * tree-sra.c (scalarize_init): Insert the generate_element_init
11484 statements after the generate_element_zero statements.
11486 2008-01-02 Richard Guenther <rguenther@suse.de>
11488 PR middle-end/34093
11489 PR middle-end/31976
11490 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11491 for very large number of operands instead of ICEing.
11493 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11496 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11497 while stack probing.
11499 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11501 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11504 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11506 PR libmudflap/26442
11507 * tree-mudflap.c (mx_register_decls): Guard warning by
11508 !DECL_ARTIFICIAL check.
11510 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11512 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11513 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11514 sse5_perm<mode>): Fix constraints.