1 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5 (__umodsi3, __modsi3): Likewise.
7 2007-04-25 Dirk Mueller <dmueller@suse.de>
9 * c-typeck.c (build_compound_expr): Annotate warning()
10 call with OPT_Wunused_value.
11 * tree-ssa.c (warn_uninit): Annotate warning with
13 * c-common.c (handle_sentinel_attribute): Annotate warning
14 call with OPT_Wattributes.
16 2007-04-25 Thiemo Seufer <ths@mips.com>
18 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21 on to the assembler. Improve handling of -mno-mips16. Add handling
22 of -mno-mips3d, -mno-dsp, -mno-dspr2.
23 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
24 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
25 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
27 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
30 * config/i386/winnt.c (i386_pe_file_end): Strip only
31 USER_LABEL_PREFIX when writing export name.
33 2007-04-25 Richard Sandiford <richard@codesourcery.com>
35 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
36 sh/elf.h, vx-common.h and vxworks.h.
37 * config/sh/sh.h: Include config/vxworks-dummy.h.
38 (SUBTARGET_OVERRIDE_OPTIONS): Define.
39 (OVERRIDE_OPTIONS): Use it.
40 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
41 (vxworks_picreg): New pattern.
42 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
43 VXWORKS_OS_CPP_BUILTINS.
44 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
45 to their VXWORKS_* equivalents.
46 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
47 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
48 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
49 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
50 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
51 -mrtp/-fPIC multilibs.
52 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
53 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
54 (MULTILIB_OSDIRNAMES): Delete.
56 2007-04-25 Anatoly Sokolov <aesok@post.ru>
59 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
61 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
63 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
64 rounding mode to be specified by the caller.
65 (real_to_mpfr) Likewise.
66 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
67 include new arguments.
68 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
70 2007-04-24 Ian Lance Taylor <iant@google.com>
72 PR tree-optimization/31605
73 * tree-vrp.c (set_value_range): Check that min and max are not
74 both overflow infinities.
75 (set_value_range_to_value): New static function.
76 (extract_range_from_binary_expr): Call set_value_range_to_value.
77 (extract_range_from_cond_expr): Likewise.
78 (extract_range_from_expr): Likewise.
79 (extract_range_from_unary_expr): Likewise. Don't create a range
80 which overflows on both sides.
81 (vrp_meet): Check for a useless range.
82 (vrp_visit_phi_node): If we see a constant which looks like an
83 overflow infinity, turn off the TREE_OVERFLOW flag.
85 2007-04-24 Ian Lance Taylor <iant@google.com>
87 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
89 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
92 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
93 diagnostic message is being built.
94 * tree-pretty-print.c (dump_generic_node): Only write the
95 formatted text into BUFFER's stream if we are not building a
97 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
99 * Makefile.in (toplev.o): Depend on tree-pass.h.
101 2007-04-24 Ian Lance Taylor <iant@google.com>
103 PR tree-optimization/31602
104 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
105 conditionals in the copied loop header.
106 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
107 warnings if TREE_NO_WARNING is set.
108 * doc/invoke.texi (Warning Options): Clarify that
109 -Wstrict-overflow does not warn about loops.
111 2007-04-24 Janis Johnson <janis187@us.ibm.com>
113 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
114 expand on the comment about _Decimal128 arguments and check the
115 integer result of the modulus operation; for 64-bit ELF ABI, ensure
116 that _Decimal128 argument uses even/odd register pair.
117 (function_arg): Ditto.
119 2007-04-24 Hui-May Chang <hm.chang@apple.com>
121 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
122 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
124 2007-04-24 Richard Guenther <rguenther@suse.de>
125 Olga Golovanevsky <olga@il.ibm.com>
127 * fold-const.c (multiple_of_p): Check for bottom
130 2007-04-24 Richard Henderson <rth@redhat.com>
132 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
133 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
134 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
135 looking for non-zero bits shifted out. Avoid a recursive call
136 when constructing the scalar.
137 (__floatundisf): Likewise.
139 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
141 * dwarf2out.c (field_byte_offset): Move the existing logic
142 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
143 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
145 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
148 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
149 argument of 0 for memset.
150 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
151 unsigned shift instead of the signed variant.
153 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
155 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
156 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
157 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
158 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
159 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
160 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
161 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
162 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
163 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
164 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
165 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
166 "mul<mode>3", "div<mode>3"): Insn definitions added.
167 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
168 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
169 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
170 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
171 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
172 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
173 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
174 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
175 TARGET_FLOAT_FORMAT): Macro definitions removed.
176 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
177 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
178 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
179 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
180 (s390_gen_rtx_const_DI): Function removed.
181 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
183 2007-04-24 Richard Sandiford <richard@codesourcery.com>
185 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
186 over an external ffs function.
188 2007-04-24 Chao-ying Fu <fu@mips.com>
189 Richard Sandiford <richard@nildram.co.uk>
191 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
192 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
193 (smadd_widen_optab, umadd_widen_optab): Define.
194 * optabs.c (init_optabs): Initialize smadd_widen_optab and
196 * genopinit.c (optabs): Fill in smadd_widen_optab and
198 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
199 and umadd_widen_optab to implement multiply-add sequences.
200 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
201 (<u>maddsidi4): ...this. Extend condition to include
202 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
203 of operand 0 to "ka" and use the three-operand form of madd<u>
205 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
207 * config/mips/constraints.md (ka): New register constraint.
209 2007-04-24 Jan Hubicka <j@suse.cz>
213 2007-04-23 Jan Hubicka <jh@suse.cz>
214 * function.c (init_function_start): Don't init line number info.
215 (expand_function_end): Update.
216 (reset_block_changes, record_block_change, finalize_block_changes,
217 check_block_change, free_block_changes): Kill.
218 * function.h (reset_block_changes, record_block_change,
219 finalize_block_changes, check_block_change, free_block_changes): Remove
221 (struct function): Remove ib_boundaries_block.
222 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
223 Use curr_insn_locator to initialize locator.
224 (emit_line_note): Remove.
225 * cfgexpand.c (expand_gimple_cond_expr): Update.
226 (construct_exit_block): Likewise.
227 (tree_expand_cfg): Initialize/finalize locators.
228 * expr.c (expand_expr_real): Update.
229 * cfglayout.c (line_locators_locs, line_locators_lines,
230 file_locators_locs, file_locators_files): Remove.
231 (set_block_levels): Move to cfgexpand.c.
232 (insn_locators_initialize): Remove.
233 (pass_insn_locators_initialize): Remove.
234 (locations_locators_locs, locations_locators_vals): New static vars.
235 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
237 (insn_locators_alloc, insn_locators_finalize,
238 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
240 (locator_location): New.
241 (locator_line, locator_file): Rewrite.
242 * rtl.h (emit_line_note): Kill.
243 (insn_locators_alloc, insn_locators_finalize,
244 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
246 * tree-inline.c (initialize_cfun): Do not initialize
248 * passes.c (pass_insn_locators_initialize): Remove.
250 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
252 * doc/invoke.texi: Removed leading '-' from option index entries.
254 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
256 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
258 (create_phi_node): Use set_phi_nodes.
259 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
260 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
261 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
262 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
263 (bsi_start, bsi_last): Use bb_stmt_list.
264 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
265 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
266 Traverse the statements using tsi iterator.
267 * basic-block.h (struct basic_block_def): Fields stmt_list
268 and phi_nodes moved to ...
269 (struct tree_bb_info): ... new structure.
270 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
271 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
272 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
273 (tree_verify_flow_info): Verify that il.tree is not set for
274 entry and exit block.
275 (tree_split_block): Use set_bb_stmt_list.
277 2007-04-23 Mike Stump <mrs@apple.com>
279 * config/i386/i386.c (ix86_tune_features
280 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
283 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
285 * config/i386/i386.md (prefix_extra): New attribute.
286 (length): Add prefix_extra.
288 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
289 (sse2_movntv2di): Likewise.
290 (sse2_cvtps2dq): Likewise.
291 (sse2_cvtpd2pi): Likewise.
292 (sse2_cvttpd2pi): Likewise.
293 (*sse2_cvtpd2ps): Likewise.
294 (*add<mode>3): Likewise.
295 (sse2_ssadd<mode>3): Likewise.
296 (sse2_usadd<mode>3): Likewise.
297 (*sub<mode>3): Likewise.
298 (sse2_sssub<mode>3): Likewise.
299 (sse2_ussub<mode>3): Likewise.
300 (*mulv8hi3): Likewise.
301 (*smulv8hi3_highpart): Likewise.
302 (*umulv8hi3_highpart): Likewise.
303 (sse2_umulv2siv2di3): Likewise.
304 (sse2_pmaddwd): Likewise.
305 (ashr<mode>3): Likewise.
306 (lshr<mode>3): Likewise.
307 (ashl<mode>3): Likewise.
308 (sse2_ashlti3): Likewise.
309 (sse2_lshrti3): Likewise.
310 (*umaxv16qi3): Likewise.
311 (*smaxv8hi3): Likewise.
312 (*uminv16qi3): Likewise.
313 (*sminv8hi3): Likewise.
314 (sse2_eq<mode>3): Likewise.
315 (sse2_gt<mode>3): Likewise.
316 (*and<mode>3): Likewise.
317 (sse2_nand<mode>3): Likewise.
318 (*ior<mode>3): Likewise.
319 (*xor<mode>3): Likewise.
320 (sse2_packsswb): Likewise.
321 (sse2_packssdw): Likewise.
322 (sse2_packuswb): Likewise.
323 (sse2_punpckhbw): Likewise.
324 (sse2_punpcklbw): Likewise.
325 (sse2_punpckhwd): Likewise.
326 (sse2_punpcklwd): Likewise.
327 (sse2_punpckhdq): Likewise.
328 (sse2_punpckldq): Likewise.
329 (sse2_punpckhqdq): Likewise.
330 (sse2_punpcklqdq): Likewise.
331 (*sse2_pinsrw): Likewise.
332 (*sse2_pextrw): Likewise.
333 (sse2_pshufd_1): Likewise.
334 (sse2_uavgv16qi3): Likewise.
335 (sse2_uavgv8hi3): Likewise.
336 (sse2_psadbw): Likewise.
337 (sse2_pmovmskb): Likewise.
338 (*sse2_maskmovdqu): Likewise.
339 (*sse2_maskmovdqu_rex64): Likewise.
340 (sse4a_extrqi): Likewise.
341 (sse4a_extrq): Likewise.
342 (sse3_lddqu): Set prefix_rep.
343 (sse3_addsubv4sf3): Likewise.
344 (sse3_haddv4sf3): Likewise.
345 (sse3_hsubv4sf3): Likewise.
346 (sse_cvtss2si): Likewise.
347 (sse_cvtss2si_2): Likewise.
348 (sse_cvtss2siq): Likewise.
349 (sse_cvtss2siq_2): Likewise.
350 (sse_cvttss2si): Likewise.
351 (sse_cvttss2siq): Likewise.
352 (sse2_cvttps2dq): Likewise.
353 (sse3_movshdup): Likewise.
354 (sse3_movsldup): Likewise.
355 (sse2_cvtsd2si): Likewise.
356 (sse2_cvtsd2si_2): Likewise.
357 (sse2_cvtsd2siq): Likewise.
358 (sse2_cvtsd2siq_2): Likewise.
359 (sse2_cvttsd2si): Likewise.
360 (sse2_cvttsd2siq): Likewise.
361 (*sse2_cvtpd2dq): Likewise.
362 (*sse2_cvttpd2dq): Likewise.
363 (sse2_pshuflw_1): Likewise.
364 (sse2_pshufhw_1): Likewise.
365 (sse4a_insertqi): Likewise.
366 (sse4a_insertq): Likewise.
367 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
368 (ssse3_phadddv4si3): Likewise.
369 (ssse3_phaddswv8hi3): Likewise.
370 (ssse3_phsubwv8hi3): Likewise.
371 (ssse3_phsubdv4si3): Likewise.
372 (ssse3_phsubswv8hi3): Likewise.
373 (ssse3_pmaddubswv8hi3): Likewise.
374 (ssse3_pmulhrswv8hi3): Likewise.
375 (ssse3_pshufbv16qi3): Likewise.
376 (ssse3_psign<mode>3): Likewise.
377 (ssse3_palignrti): Likewise.
378 (abs<mode>2): Likewise.
379 (ssse3_phaddwv4hi3): Set prefix_extra.
380 (ssse3_phadddv2si3): Likewise.
381 (ssse3_phaddswv4hi3): Likewise.
382 (ssse3_phsubwv4hi3): Likewise.
383 (ssse3_phsubdv2si3): Likewise.
384 (ssse3_phsubswv4hi3): Likewise.
385 (ssse3_pmaddubswv4hi3): Likewise.
386 (ssse3_pmulhrswv4hi3): Likewise.
387 (ssse3_pshufbv8qi3): Likewise.
388 (ssse3_psign<mode>3): Likewise.
389 (ssse3_palignrdi): Likewise.
390 (abs<mode>2): Likewise.
391 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
392 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
393 (sse2_pmovmskb): Set mode to SI instead of V2DF.
395 2007-04-23 Nick Clifton <nickc@redhat.com>
397 * params.def: Fix formatting of emacs local variables.
399 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
401 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
402 move if inter-unit move isn't allowed.
403 Don't split moving the first element of V2DI to DI to inter-unit
404 move if inter-unit move isn't allowed.
406 2007-04-23 Richard Guenther <rguenther@suse.de>
408 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
409 and CDI_POST_DOMINATORS separately.
411 2007-04-23 Nick Clifton <nickc@redhat.com>
413 * c.opt (Wformat-contains-nul): Add warning attribute.
415 2007-04-23 Jan Hubicka <jh@suse.cz>
417 * function.c (init_function_start): Don't init line number info.
418 (expand_function_end): Update.
419 (reset_block_changes, record_block_change, finalize_block_changes,
420 check_block_change, free_block_changes): Kill.
421 * function.h (reset_block_changes, record_block_change,
422 finalize_block_changes, check_block_change, free_block_changes): Remove
424 (struct function): Remove ib_boundaries_block.
425 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
426 Use curr_insn_locator to initialize locator.
427 (emit_line_note): Remove.
428 * cfgexpand.c (expand_gimple_cond_expr): Update.
429 (construct_exit_block): Likewise.
430 (tree_expand_cfg): Initialize/finalize locators.
431 * expr.c (expand_expr_real): Update.
432 * cfglayout.c (line_locators_locs, line_locators_lines,
433 file_locators_locs, file_locators_files): Remove.
434 (set_block_levels): Move to cfgexpand.c.
435 (insn_locators_initialize): Remove.
436 (pass_insn_locators_initialize): Remove.
437 (locations_locators_locs, locations_locators_vals): New static vars.
438 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
440 (insn_locators_alloc, insn_locators_finalize,
441 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
443 (locator_location): New.
444 (locator_line, locator_file): Rewrite.
445 * rtl.h (emit_line_note): Kill.
446 (insn_locators_alloc, insn_locators_finalize,
447 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
449 * tree-inline.c (initialize_cfun): Do not initialize
451 * passes.c (pass_insn_locators_initialize): Remove.
453 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
456 * expr.c (reduce_to_bit_field_precision): Handle
459 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
461 PR tree-optimization/24659
462 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
463 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
464 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
465 * genopinit.c (optabs): Rename vec_pack_mod_optab
466 to vec_pack_trunc_optab.
467 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
468 early for scalar floating point operands for NOP_EXPR.
469 (vectorizable_type_promotion): Ditto.
470 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
471 vec_pack_trunc_optab.
472 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
474 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
475 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
476 Rename from VEC_PACK_MOD_EXPR.
477 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
478 * expr.c (expand_expr_real_1): Ditto.
479 * tree-inline.c (estimate_num_insns_1): Ditto.
480 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
482 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
483 (vec_unpacks_lo_v4sf): Ditto.
484 (vec_pack_trunc_v2df): Ditto.
485 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
486 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
487 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
489 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
491 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
493 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
494 Rename from VEC_PACK_MOD_EXPR. This expression also represent
495 packing of floating point operands.
496 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
497 represent unpacking of floating point operands.
498 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
499 [vec_unpacks_hi]: Ditto.
500 [vec_unpacks_lo]: Ditto.
502 2007-04-22 Jan Hubicka <jh@suse.cz>
504 * final.c (rest_of_handle_final): Call
505 targetm.asm_out.constructor/targetm.asm_out.destructor
506 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
507 proper priority via decl_*_priority_insert.
508 * c-common.c (c_expand_body): Likewise.
510 2007-04-22 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/29789
513 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
514 (rewrite_reciprocal): New helper split out from
515 determine_invariantness_stmt.
516 (rewrite_bittest): Likewise.
517 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
518 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
521 2007-04-22 Revital Eres <eres@il.ibm.com>
523 * loop-unroll.c (var_to_expand): New field to support also
524 insns of the form x = something + x.
525 (analyze_insn_to_expand_var): Use it.
526 (expand_var_during_unrolling): Likewise.
528 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
530 * predict.c: Include pointer-set.h.
531 (bb_predictions): New variable.
532 (tree_predicted_by_p, tree_predict_edge,
533 remove_predictions_associated_with_edge): Use bb_predictions map
534 instead of bb->predictions.
535 (clear_bb_predictions, assert_is_empty): New functions.
536 (combine_predictions_for_bb): Use bb_predictions map. Call
537 clear_bb_predictions.
538 (tree_estimate_probability): Create and free bb_predictions map.
539 * Makefile.in (predict.o): Add pointer-set.h dependency.
540 * basic-block.h (struct basic_block_def): Remove predictions
542 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
544 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
547 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
550 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
552 * timevar.c (timevar_print): Change reference of --disable-checking to
553 --enable-checking=release. Also warn if assert checking is disabled.
555 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
558 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
559 decl as addressable if the compound literal was marked as
561 Mark the decl as a gimple register if it is a complex or
562 vector decl and does not live in memory.
564 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
566 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
567 (GENERIC_NEXT): New function macro.
568 (PHI_CHAIN): Use phi_node's new chain variable.
569 (tree_phi_node): Change tree_common to tree_base
570 and add the chain field.
571 * tree-phinodes.c (make_phi_node): Don't set
572 TREE_TYPE on the new node.
573 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
574 instead of checking GIMPLE_TUPLE_P in chain_next.
575 * tree-vect-transform.c
576 (get_initial_def_for_induction): Look at
577 PHI_RESULT_TREE for the type of the phi node.
578 (update_vuses_to_preheader): Use PHI_CHAIN
579 instead of TREE_CHAIN on the phi node.
580 * tree-ssa-structalias.c (compute_points_to_sets):
582 (ipa_pta_execute): Likewise.
584 2007-04-21 Richard Guenther <rguenther@suse.de>
587 * fold-const.c (fold_unary): Call fold_convert_const on the
590 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
592 * gcse.c (store_killed_in_insn): Handle PARALLELs.
593 (store_killed_in_pat): New.
595 2007-04-20 Richard Henderson <rth@redhat.com>
598 * config/i386/i386.c (type_has_variadic_args_p): Look for any
599 TREE_LIST with a void_type_node value, not void_list_node exactly.
601 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
603 * doc/standards.texi: Re-arrange into language-specific
604 subsections. Add a C++ section, documenting which standards we
607 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
609 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
610 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
612 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
614 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
615 ecrti.o and crtbegin.o.
616 (LIB_DEFAULT_SPEC): Include -lc.
617 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
619 2007-04-20 Richard Henderson <rth@redhat.com>
622 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
623 argument; update all callers.
624 (get_unaligned_offset): New.
625 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
626 get_unaligned_address, just pass on the address directly.
627 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
628 the subreg in the helper patterns.
629 (unaligned_extendqidi_le): Use get_unaligned_offset.
630 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
631 (unaligned_extendhidi_be): Likewise.
632 (unaligned_extendhidi): Tidy.
633 * config/alpha/alpha-protos.h: Update.
635 2007-04-20 Richard Henderson <rth@redhat.com>
637 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
638 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
639 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
640 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
641 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
642 (CPP_SPEC): Don't include %(cpp_subtarget).
643 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
644 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
645 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
647 2007-04-20 Jakub Jelinek <jakub@redhat.com>
649 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
650 for __builtin_ia32_cmpordss.
652 PR tree-optimization/31632
653 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
654 and arg1 for optimizations of comparison against min/max values.
655 Fold arg0 to arg1's type for optimizations of comparison against
656 min+1 and max-1 values.
658 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
660 * reload.c (combine_reloads): When trying to use a dying register,
661 check whether it's uninitialized and don't use if so.
663 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
665 * fold-const.c: Remove prototypes for native_encode_expr and
666 native_interpret_expr.
667 (native_encode_expr): Make non-static.
668 (native_interpret_expr): Likewise.
669 * tree.h: Add prototypes for the above.
671 2007-04-19 Joseph Myers <joseph@codesourcery.com>
673 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
674 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
675 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
676 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
677 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
678 Add length attributes.
680 2007-04-19 Janis Johnson <janis187@us.ibm.com>
682 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
685 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
686 __STDC_WANT_DEC_FP__.
688 2007-04-19 Joseph Myers <joseph@codesourcery.com>
690 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
691 for long double compatibility.
692 * configure: Regenerate.
694 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
696 PR rtl-optimization/29841
697 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
699 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
700 that may cause control flow transfer from being moved.
702 2007-04-18 Jan Hubicka <jh@suse.cz>
704 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
707 2007-04-18 Eric Christopher <echristo@apple.com>
709 * config/rs6000/darwin.md (load_macho_picbase): Use link register
710 only. Update operands.
711 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
712 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
713 link register to pic register.
715 2007-04-18 Dirk Mueller <dmueller@suse.de>
718 * tree-vrp.c (search_for_addr_array): New.
719 (check_array_bounds): Suppress warning about
720 address taken of array refs if its not de-referenced.
722 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
724 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
725 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
727 * tree-vectorizer.h (NITERS_KNOWN_P): New.
728 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
729 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
731 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
733 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
735 (vect_analyze_scalar_cycles): Fix indentation.
736 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
737 (vect_mark_relevant): Include phis in relevance analysis.
739 * tree-vect-transform.c (vect_transform_loop): Add an assert.
741 2007-04-18 Anatoly Sokolov <aesok@post.ru>
743 * config/avr/avr.c (ptrreg_to_str): Replace error() with
744 output_operand_lossage().
746 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
748 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
749 the unused code for reduction without adjust-in-epilog to simplify the
752 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
754 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
755 (S390_TDC_NEGATIVE_ZERO): New constant.
756 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
757 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
758 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
759 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
760 (S390_TDC_POSITIVE_INFINITY): New constant.
761 (S390_TDC_NEGATIVE_INFINITY): New constant.
762 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
763 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
764 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
765 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
766 (S390_TDC_INFINITY): New constant.
767 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
768 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
769 optimization for UNSPEC_CCZ_TO_INT.
770 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
771 ("*ccz_to_int"): New insn.
772 ("isinf<mode>2"): New insn.
773 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
774 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
775 (UNSPEC_CCZ_TO_INT): New constant.
777 2007-04-18 Richard Guenther <rguenther@suse.de>
779 PR tree-optimization/19431
780 PR tree-optimization/21463
781 * tree-pass.h (pass_phiprop): Declare.
782 * passes.c (init_optimization_passes): New phiprop pass.
783 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
784 (phivn_valid_p): New helper function.
785 (phiprop_insert_phi): Likewise.
786 (propagate_with_phi): Likewise.
787 (tree_ssa_phiprop): New propagator propagating loads
788 through phi nodes if profitable.
790 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
792 * tree-vect-analyze.c (process_use): New function.
793 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
794 Check phis in all bbs.
795 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
798 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
800 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
803 2007-04-17 Anatoly Sokolov <aesok@post.ru>
806 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
809 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
811 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
813 (sse_vmmulv4sf3): Likewise.
814 (sse2_vmaddv2df3): Likewise.
815 (sse2_vmmulv2df3): Likewise.
817 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
819 PR rtl-optimization/31360
820 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
821 (target_reg_cost): New.
822 (init_set_costs): Initialize target_reg_cost. Add comments
823 regarding the rationale of the costs.
824 (global_cost_for_size): Renamed to...
825 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
826 of register pressure.
827 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
828 estimate_reg_pressure_cost. Add number of ivs.
829 (determine_set_costs): Dump target_reg_cost.
830 * loop-invariant.c (gain_for_invariant): Use
831 estimate_reg_pressure_cost. Removed n_inv_uses argument.
832 (best_gain_for_invariant, find_invariants_to_move): Remove
834 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
835 (target_reg_cost): Declare.
836 (global_cost_for_size): Declaration removed.
837 (estimate_reg_pressure_cost): Declare.
839 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
841 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
842 regnos into even/odd register pairs.
843 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
844 TDmode similar to the other floating point modes.
845 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
846 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
848 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
849 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
850 (movdd_hardfloat64): Use TARGET_MFPGPR.
852 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
854 * reload1.c (delete_output_reload): Don't count output in n_inherited.
857 2005-01-05 Richard Henderson <rth@redhat.com>
859 * reload1.c (do_input_reload): Restrict the optimization deleteing
860 a previous output reload to RELOAD_FOR_INPUT.
862 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
864 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
866 (vectorizable_induction): New function declaration.
867 * tree-vect-transform.c (get_initial_def_for_induction): No need to
868 check if already vectorized. Find first place in BB where new stmts
869 can be inserted. Takes only one argument.
870 (vectorizable_induction): New function.
871 (vect_transform_stmt): Add case for induc_vec_info_type to call
872 vectorizable_induction.
873 (vect_transform_loop): Consider phis for vectorization.
874 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
876 (analyze_operations): Call vectorizable_induction when analyzing phis.
878 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
879 (vect_mark_relevant): Include phis in relevance analysis.
880 (vect_mark_stmts_to_be_vectorize): Likewise.
881 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
883 2007-04-16 Lawrence Crowl <crowl@google.com>
885 * doc/invoke.texi (Debugging Options): Add documentation for the
886 -femit-struct-debug options -femit-struct-debug-baseonly,
887 -femit-struct-debug-reduced, and
888 -femit-struct-debug-detailed[=...].
890 * c-opts.c (c_common_handle_option): Add
891 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
892 and OPT_femit_struct_debug_detailed_.
893 * c.opt: Add specifications for
894 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
895 and -femit-struct-debug-detailed[=...].
896 * opts.c (set_struct_debug_option): Parse the
897 -femit-struct-debug-... options.
898 * opts.c (matches_main_base, main_input_basename,
899 main_input_baselength, base_of_path, matches_main_base): Add
900 variables and functions to compare header base name to compilation
902 * opts.c (should_emit_struct_debug): Add to determine to emit a
903 structure based on the option.
904 (dump_struct_debug) Also disabled function to debug this
906 * opts.c (handle_options): Save the base name of the
909 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
910 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
911 This hook indicates if a type is generic. Set it by default
913 * langhooks.h (struct lang_hooks_for_types): Add a new hook
914 to determine if a struct type is generic or not.
915 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
916 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
917 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
920 * flags.h (enum debug_info_usage): Add an enumeration to describe
921 a program's use of a structure type.
922 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
923 to indicate the program's usage of the type. Filter structs based
924 on the -femit-struct-debug-... specification.
925 (gen_type_die): Split into two routines, gen_type_die and
926 gen_type_die_with_usage. gen_type_die is now a wrapper
927 that assumes direct usage.
928 (gen_type_die_with_usage): Replace calls to gen_type_die
929 with gen_type_die_with_usage adding the program usage of
931 (dwarf2out_imported_module_or_decl): Suppress struct debug
932 information using should_emit_struct_debug when appropriate.
934 2007-04-16 Ian Lance Taylor <iant@google.com>
936 PR tree-optimization/31522
937 * tree-vrp.c (vr_phi_edge_counts): New static variable.
938 (vrp_initialize): Allocate vr_phi_edge_counts.
939 (vrp_visit_phi_node): Don't push to infinity if we saw a new
940 executable edge. Drop test for all constants.
941 (vrp_finalize): Free vrp_phi_edge_counts.
943 * doc/cpp.texi (Common Predefined Macros): Clarify description of
944 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
946 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
947 predecessors at head rather than tail.
949 2007-04-16 Matthias Klose <doko@debian.org>
951 * config/alpha/linux.h (CPP_SPEC): Define.
952 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
954 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
956 * function.h: Remove sequence_stack extern declaration.
958 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
960 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
962 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
965 2007-04-16 Anatoly Sokolov <aesok@post.ru>
967 * config/avr/avr.c (avr_arch_types): Rearranging array.
968 (enum avr_arch): Add.
969 (avr_mcu_types): Use avr_arch enumeration constants instead of
971 * config/avr/avr.h (LINK_SPEC): Simplify.
973 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
975 * config/m68k/m68k.c (m68k_libcall_value,
976 m68k_function_value): Use macros for register names more.
978 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
980 (M68K_REGNAME): Use A6_REG.
981 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
983 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
986 * sched-int.h (struct deps): Split field 'pending_lists_length' into
987 'pending_read_list_length' and 'pending_write_list_length'. Update
989 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
990 to handle two length counters instead of one. Update all uses.
991 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
992 two length counters instead of one.
993 * sched-rgn.c (propagate_deps): Update to handle two length counters
996 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1000 copy of source, pass it to ix86_expand_vector_set and return
1003 2007-04-16 David Ung <davidu@mips.com>
1004 Joseph Myers <joseph@codesourcery.com>
1006 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1007 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1008 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1009 Add 74K processor information.
1010 * config/mips/mips.md: Include 74k.md.
1011 (cpu): Add 74kc,74kf,74kx.
1012 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1013 * config/mips/74k.md: New.
1014 * doc/invoke.texi (MIPS Options): Document 74K support.
1016 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1018 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1019 vectorizable_* functions.
1020 * tree-vect-transform.c (vectorizable_call): Add check for
1021 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1022 (vectorizable_store): likewise.
1023 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1025 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1026 (vectorizable_type_promotion, vectorizable_load): Likewise.
1027 (vectorizable_live_operation, vectorizable_condition): Likewise.
1028 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1030 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1032 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1034 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1035 register numbers more.
1036 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1037 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1038 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1039 FUNCTION_VALUE_REGNO_P): Likewise.
1040 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1041 STATIC_CHAIN_REGNUM): Likewise.
1042 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1043 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1044 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1045 * config/m68k/m68k.md (FP_REG): New.
1047 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1049 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1052 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1054 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1055 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1058 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1060 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1063 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1066 * c-decl.c (finish_decl): Grab the type of the decl after the call
1067 to store_init_value.
1069 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1071 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1073 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1076 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1077 post dominators and cleanup cfg before returning.
1079 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1081 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1082 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1084 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1086 * config.gcc: Recognize fido.
1087 * config/m68k/m68k-devices.def (fidoa): New.
1088 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1090 (FL_FIDOA, TARGET_FIDOA): New.
1091 * config/m68k/m68k.opt (mfidoa): New.
1093 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1096 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1097 when a personality function is used.
1099 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1101 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1103 2007-04-13 Mike Stump <mrs@apple.com>
1105 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1107 * config/darwin.opt (fapple-kext): Make C++ only.
1108 * config/darwin.c (darwin_override_options): Remove code to ensure
1109 -fapple-kext is given for C++ only.
1111 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1113 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1114 * config/mips/mips.c (override_options): Call
1115 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1117 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1119 * config/i386/i386.opt (msvr3-shlib): Removed.
1121 * doc/invoke.texi: Remove -msvr3-shlib.
1123 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1125 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1126 with "popcnt" instruction.
1128 2007-04-13 Richard Guenther <rguenther@suse.de>
1130 PR tree-optimization/21258
1131 * tree-vrp.c (compare_case_labels): New helper.
1132 (find_switch_asserts): New function.
1133 (find_assert_locations): Call it for SWITCH_EXPRs.
1135 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1137 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1138 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1139 check is now implied in X87_FLOAT_MODE_P.
1140 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1141 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1142 (fix_trunc<mode>_i386_fisttp): Ditto.
1143 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1144 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1145 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1146 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1147 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1148 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1149 (unnamed_splitters): Ditto.
1150 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1151 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1152 FIRST_SSE_REG for local functions when SSE math is enabled or
1153 for functions with sseregparm attribute.
1154 (standard_80387_constant_p): Return -1 if mode is not
1156 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1157 (ix86_expand_compare): Ditto.
1158 (ix86_expand_carry_flag_compare): Ditto.
1159 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1160 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1161 DECIMAL_FLOAT_MODE_P.
1162 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1163 of SCALAR_FLOAT_MODE_P.
1164 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1165 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1166 checks before FLOAT_MODE_P.
1167 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1168 before FLOAT_MODE_P.
1173 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1175 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1176 Charles Wilson <libtool@cwilson.fastmail.fm>
1178 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1179 (libgcc.mvars): Don't depend on them.
1180 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1181 * exec-tool.in: New.
1183 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1185 * doc/invoke.text (--help): Document --help=common.
1187 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1189 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1191 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1193 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1194 * genemit.c (main): Emit #include "integrate.h".
1195 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1196 (LOADGP_RTP): New mips_loadgp_style.
1197 * config/mips/mips.h: Include config/vxworks-dummy.h.
1198 (TARGET_RTP_PIC): New macro.
1199 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1200 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1201 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1203 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1204 -mvxworks-pic when using -mrtp and a PIC option.
1205 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1207 (mips_symbolic_constant_p, mips_symbolic_address_p)
1208 (mips_symbol_insns): Handle SYMBOL_HALF.
1209 (override_options): Warn about -G and -mrtp being used together.
1210 Initialize mips_lo_relocs[SYMBOL_HALF].
1211 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1212 (mips_emit_loadgp): Handle LOADGP_RTP.
1213 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1214 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1215 (tablejump): Handle function-relative case table entries if
1217 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1219 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1221 * config/mips/mips.md (load_call<mode>): Allow any general register.
1223 (sibcall_value_internal, sibcall_value_multiple_internal)
1224 (call_value_internal, call_value_split, call_value_multiple_internal)
1225 (call_value_multiple_split): Remove constraints from operand 0.
1227 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1229 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1230 rather than loadgp_noshared.
1231 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1232 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1234 * config/mips/mips.md (loadgp): Rename to...
1235 (loadgp_newabi): ...this.
1236 (loadgp_noshared): Rename to...
1237 (loadgp_absolute): ...this.
1239 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1241 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1242 false for locally-binding symbols.
1243 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1245 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1247 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1248 (SYMBOL_GOT_PAGE_OFST): ...this.
1249 (SYMBOL_GOT_GLOBAL): Rename to...
1250 (SYMBOL_GOT_DISP): ...this.
1251 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1252 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1253 * config/mips/mips.c (mips_global_symbol_p): New function.
1254 (mips_symbol_binds_local_p): Likewise.
1255 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1256 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1257 and mips_symbol_binds_local_p.
1258 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1259 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1260 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1262 (mips_ok_for_lazy_binding_p): New function.
1263 (mips_load_call_address, mips_expand_call): Use it.
1264 (mips_dangerous_for_la25_p): Likewise.
1265 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1266 (*got_disp<mode>): Use got_disp_operand instead of
1267 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1268 SYMBOL_GOTOFF_GLOBAL.
1269 (*got_page<mode>): Use got_page_ofst_operand instead of
1271 * config/mips/predicates.md (const_call_insn_operand): Use
1272 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1273 (global_got_operand): Rename to...
1274 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1276 (local_got_operand): Rename to...
1277 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1278 of SYMBOL_GOT_LOCAL.
1280 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1282 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1283 TARGET_CALL_CLOBBERED_GP.
1284 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1285 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1286 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1287 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1288 of TARGET_ABICALLS && !TARGET_NEWABI.
1289 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1290 * config/mips/mips.c (mips_load_call_address): Check
1291 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1292 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1293 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1294 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1295 TARGET_ABICALLS && TARGET_NEWABI.
1296 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1298 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1299 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1300 TARGET_ABICALLS && TARGET_NEWABI.
1301 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1302 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1303 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1304 whether indirect calls must use $25.
1305 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1307 * config/mips/mips.md (jal_macro): Check flag_pic and
1308 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1309 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1310 instead of TARGET_ABICALLS.
1311 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1312 TARGET_ABICALLS && TARGET_OLDABI.
1313 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1314 (sibcall): In the comment above the define_insn, mention
1315 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1316 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1317 instead of TARGET_ABICALLS.
1319 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1321 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1322 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1323 (MACFLAGS_MATCH_P): New macro.
1324 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1325 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1326 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1327 the other MACFLAG constants.
1328 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1329 (flag_machi): Tighten constraints. Renumber some of the operands.
1330 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1332 (flag_machi_parts_acconly): New pattern.
1333 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1335 (flag_macinit1hi): Tighten constraints.
1336 (flag_mul_macv2hi_parts_acconly): New pattern.
1338 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1339 Use a more efficient implementation.
1340 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1341 inline sequences when not optimizing for size.
1343 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1344 movhi_high2low): Delete, merge functionality into...
1345 (packv2hi): ... this pattern.
1347 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1348 * config/bfin/bfin.opt (msim): New option.
1349 (mcpu=): New option.
1350 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1351 (bfin_cpu_t): Typedef of enum bfin_cpu.
1352 (bfin_cpu_type): New declaration.
1353 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1354 -msim and -mcpu= options.
1355 (LIB_SPEC): Likewise.
1356 * config/bfin/bfin.c (bfin_cpu_type): Define.
1357 (bfin_handle_option): Handle -mcpu= option.
1358 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1359 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1360 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1362 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1364 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1365 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1366 (powerpc-wrs-vxworksae): Use ${tm_file}.
1367 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1368 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1369 * config/i386/vx-common.h: New file.
1371 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1373 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1376 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1378 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1381 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1385 * c-common.c (c_build_qualified_type): Set canonical type
1388 2007-04-12 Richard Guenther <rguenther@suse.de>
1390 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1391 lower bound and element size if lower bound is not zero
1392 or either of the ARRAY_REF operands is set.
1394 2007-04-12 Richard Guenther <rguenther@suse.de>
1396 PR tree-optimization/24689
1397 PR tree-optimization/31307
1398 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1400 * gimplify.c (canonicalize_addr_expr): To be consistent with
1401 gimplify_compound_lval only set operands two and three of
1402 ARRAY_REFs if they are not gimple_min_invariant. This makes
1403 it never at this place.
1404 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1406 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1408 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1409 null before emitting a .nsubspa directive.
1411 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1413 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1414 need_to_partition_p if there are no memory statements in the
1417 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1419 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1420 (gcd_of_steps_may_divide_p): New function.
1421 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1423 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1425 * reload.c (find_reloads_toplev, find_reloads_address,
1426 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1427 not a pointer equality test, to decide if we need to call
1428 push_reg_equiv_alt_mem.
1430 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1432 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1433 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1434 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1436 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1438 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1439 vector to be positive.
1441 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1445 * doc/invoke.texi: Document --params max-aliased-vops and
1447 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1448 debug_memory_partitions): Move to tree-flow.h
1449 * params.h (AVG_ALIASED_VOPS): Define.
1450 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1452 (mp_info_t): Likewise.
1453 (get_mem_sym_stats_for): New.
1454 (set_memory_partition): Move from tree-flow-inline.h.
1455 (mark_non_addressable): Only clear the set of symbols for the
1456 partition if it exists.
1457 (dump_memory_partitions): Move from tree-ssa-operands.c
1458 (debug_memory_partitions): Likewise.
1459 (need_to_partition_p): New.
1460 (dump_mem_ref_stats): New.
1461 (debug_mem_ref_stats): New.
1462 (dump_mem_sym_stats): New.
1463 (debug_mem_sym_stats): New.
1464 (update_mem_sym_stats_from_stmt): New.
1465 (compare_mp_info_entries): New.
1466 (mp_info_cmp): Call it.
1467 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1469 (get_mpt_for): Move from tree-ssa-operands.c.
1470 (find_partition_for): New.
1471 (create_partition_for): Remove.
1472 (estimate_vop_reduction): New.
1473 (update_reference_counts): New.
1474 (build_mp_info): New.
1475 (compute_memory_partitions): Refactor.
1476 Document new heuristic.
1477 Call build_mp_info, update_reference_counts,
1478 find_partition_for and estimate_vop_reduction.
1479 (compute_may_aliases): Populate virtual operands before
1480 calling debugging dumps.
1481 (delete_mem_sym_stats): New.
1482 (delete_mem_ref_stats): New.
1483 (init_mem_ref_stats): New.
1484 (init_alias_info): Call it.
1485 (maybe_create_global_var): Remove alias_info argument.
1486 Get number of call sites and number of pure/const call sites
1487 from gimple_mem_ref_stats().
1488 (dump_alias_info): Call dump_memory_partitions first.
1489 (dump_points_to_info_for): Show how many times a pointer has
1491 * opts.c (decode_options): For -O2 set --param
1492 max-aliased-vops to 500.
1493 For -O3 set --param max-aliased-vops to 1000 and --param
1494 avg-aliased-vops to 3.
1495 * fortran/options.c (gfc_init_options): Remove assignment to
1497 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1498 * tree-dfa.c (dump_variable): Dump memory reference
1500 Dump NO_ALIAS* settings.
1501 (referenced_var_lookup): Tidy.
1502 (mem_sym_stats): New.
1503 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1504 and ORIG are different SSA names for a memory partition.
1505 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1506 * tree-flow.h (struct mem_sym_stats_d): Define.
1507 (mem_sym_stats_t): Define.
1508 (struct mem_ref_stats_d): Define.
1509 (struct gimple_df): Add field mem_ref_stats.
1510 (enum noalias_state): Define.
1511 (struct var_ann_d): Add bitfield noalias_state.
1512 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1513 debug_mem_ref_stats, debug_memory_partitions,
1514 debug_mem_sym_stats): Declare.
1515 * tree-ssa-structalias.c (update_alias_info): Update call
1516 sites, pure/const call sites and asm sites in structure
1517 returned by gimple_mem_ref_stats.
1518 Remove local variable IS_POTENTIAL_DEREF.
1519 Increase NUM_DEREFS if the memory expression is a potential
1521 Call update_mem_sym_stats_from_stmt.
1522 If the memory references memory, call
1523 update_mem_sym_stats_from_stmt for all the direct memory
1524 symbol references found.
1525 (intra_create_variable_infos): Set noalias_state field for
1526 pointer arguments according to the value of
1527 flag_argument_noalias.
1528 * tree-ssa-structalias.h (struct alias_info): Remove fields
1529 num_calls_found and num_pure_const_calls_found.
1530 (update_mem_sym_stats_from_stmt): Declare.
1531 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1532 Set default value to 100.
1533 (PARAM_AVG_ALIASED_VOPS): Define.
1535 2007-04-11 Richard Guenther <rguenther@suse.de>
1538 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1539 a * -b + c as c - a * b if we honor sign dependent rounding.
1541 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1543 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1545 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1546 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1548 (initialize_trampoline): Don't use old-style function definition.
1549 (bfin_secondary_reload): Mark IN_P argument as unused.
1551 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1553 PR tree-optimization/31343
1554 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1555 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1556 * testsuite/gcc.dg/vect/pr31343.c: New.
1558 2007-04-10 Eric Christopher <echristo@apple.com>
1560 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1561 * config/i386/i386.md (*cmpfp0): Use.
1562 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1563 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1564 (fix_trunc<mode>_i386_fisttp): Ditto.
1565 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1566 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1567 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1568 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1569 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1570 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1571 (unnamed_splitters): Ditto.
1572 * config/i386/i386.c (output_fix_trunc): Assert that
1573 we're not being passed a TFmode operand.
1575 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1577 PR tree-optimization/31526
1578 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1579 n_basic_blocks to find newly added blocks.
1581 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1585 (fix_trunc<mode>si_sse): Ditto.
1586 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1587 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1588 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1589 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1590 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1591 expander using SSEMODEF mode macro.
1592 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1593 expander using SSEMODEF mode macro.
1594 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1595 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1596 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1597 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1598 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1599 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1600 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1601 Macroize insn using X87MODEF mode macro.
1603 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1605 * config/i386/sse.md (sse2_pinsrw): Removed.
1606 (sse2_pextrw): Renamed to ...
1607 (*sse2_pextrw): This.
1609 2007-04-09 Jan Hubicka <jh@suse.cz>
1612 * config/i386/sse.md
1613 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1614 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1615 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1616 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1618 2007-04-09 Jan Hubicka <jh@suse.cz>
1620 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1621 multiple fields of union.
1623 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1625 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1626 (create_preheaders): Check that loops are available.
1627 (fix_loop_structure): Clean up, improve comments.
1628 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1629 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1631 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1632 * predict.c (tree_estimate_probability): Do not call
1633 calculate_dominance_info. Call create_preheaders.
1634 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1635 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1637 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1638 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1639 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1640 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1643 2007-04-08 Jan Hubicka <jh@suse.cz>
1645 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1646 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1647 * fold-const.c (fold_unary): Use it.
1649 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1651 * varasm.c (assemble_variable): Remove call to
1652 lang_hooks.decls.prepare_assemble_variable.
1653 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1654 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1655 * langhooks.h (lang_hooks_for_decls): Remove
1656 prepare_assemble_variable.
1658 2007-04-08 Mike Stump <mrs@apple.com>
1660 * config/i386/i386.c: Use inc/dec on Core2.
1662 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1664 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1665 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1666 lhd_tree_inlining_end_inlining): Remove.
1667 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1668 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1670 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1671 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1672 lhd_tree_inlining_end_inlining): Remove prototypes.
1673 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1674 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1675 LANG_HOOKS_TREE_INLINING_START_INLINING,
1676 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1678 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1681 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1684 * config/avr/predicates.md (io_address_operand): Delete predicate.
1685 (low_io_address_operand): Don't use 'mode' argument.
1686 (higth_io_address_operand): Rename ...
1687 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1688 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1691 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1693 Revert change removing staticp.
1695 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1698 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1701 2007-04-07 Bruce Korb <bkorb@gnu.org>
1703 * c.opt: Add -Wformat-contains-nul.
1704 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1706 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1707 the NUL byte warning.
1709 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1711 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1713 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1715 * tree.c (staticp): No longer use staticp langhook.
1716 * langhooks.c (lhd_staticp): Removed.
1717 * langhooks.h (struct lang_hooks): Remove staticp.
1718 * c-common.c (c_staticp): Remove.
1719 * c-common.h (c_staticp): Ditto.
1720 * langhooks-defs.h (lhd_staticp): Ditto.
1721 (LHD_HOOKS_STATICP): Ditto
1722 * tree.h (gcc_assert_lowered): New macro.
1724 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1726 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1727 argument "reliable".
1728 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1729 Add argument "reliable". Propagate it through calls.
1730 (infer_loop_bounds_from_undefined): Derive number of iterations
1731 estimates from references in blocks that do not dominate loop latch.
1732 (gcov_type_to_double_int): New function.
1733 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1734 and expected_loop_iterations_unbounded.
1735 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1736 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1737 * tree-data-ref.c (estimated_loop_iterations): Export.
1738 (get_references_in_stmt): Fix -- do not return addresses of local
1740 * cfgloop.h (expected_loop_iterations_unbounded,
1741 estimated_loop_iterations): Declare.
1743 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1745 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1747 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1750 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1751 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1752 Use output_387_reg_move().
1753 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1754 expander using X87MODEF12 mode macro.
1755 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1756 choosing register preferences. Use output_387_reg_move().
1757 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1758 instead of "x". Use output_387_reg_move().
1759 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1760 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1761 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1762 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1763 Use output_387_reg_move().
1764 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1766 (*truncxf?f_i387 splitter): Ditto.
1768 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1770 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1771 LANG_HOOKS_SAFE_FROM_P.
1772 * expr.c (safe_from_p): Remove langhook call.
1773 * langhooks.h (lang_hooks): Remove safe_from_p.
1774 (lhd_safe_from_p): Remove prototype.
1775 * langhooks.c (lhd_safe_from_p): Remove.
1777 2007-04-06 Jan Hubicka <jh@suse.cz>
1779 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1782 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1785 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1786 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1787 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1789 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1790 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1792 2007-04-05 Richard Henderson <rth@redhat.com>
1794 * config/alpha/alpha.c (print_operand) [+]: Remove.
1795 (alpha_end_function): Print nop if call at end of function.
1796 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1797 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1798 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1799 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1800 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1801 the call pattern. Update peepholes to match.
1803 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1805 * doc/extend.texi (Other Builtins): Add decimal float variants
1807 * builtins.def: Ditto.
1808 * builtins.c (expand_builtin): Ditto.
1810 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1811 H.J. Lu <hongjiu.lu@intel.com>
1814 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1815 of V8HImode when calling ix86_binary_operator_ok.
1816 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1817 (sdot_prodv8hi): Operands 1 and 2 must be register.
1819 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1821 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1822 initialize align to silence bogus warning.
1824 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1827 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1829 (struct sra_walk_fns): Remove use_all parameter from use.
1830 (sra_hash_tree): Handle BIT_FIELD_REFs.
1831 (sra_elt_hash): Don't hash bitfld blocks.
1832 (sra_elt_eq): Skip them in parent compares as well. Handle
1834 (sra_walk_expr): Don't maintain or pass down use_all_p.
1835 (scan_use): Remove use_all parameter.
1836 (scalarize_use): Likewise. Re-expand assignment to
1837 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1838 output, and re-scalarize after output. Don't mark anything
1840 (scalarize_ldst): Adjust.
1841 (scalarize_walk_gimple_modify_statement): Likewise.
1842 (build_element_name_1): Handle BIT_FIELD_REFs.
1843 (instantiate_element): Don't warn for any element whose parent
1845 (instantiate_missing_elements_1): Return the sra_elt.
1846 (canon_type_for_field): New.
1847 (try_instantiate_multiple_fields): New.
1848 (instantiate_missing_elemnts): Use them.
1849 (mark_no_warning): Removed.
1850 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1851 (REPLDUP, sra_build_elt_assignment): New.
1852 (generate_copy_inout): Use them.
1853 (generate_element_copy): Likewise. Handle bitfld differences.
1854 (generate_element_zero): Don't recurse for blocks. Use
1855 sra_build_elt_assignment.
1856 (generate_one_element_int): Take elt instead of var. Use
1857 sra_build_elt_assignment.
1858 (generate_element_init_1): Adjust.
1859 (scalarize_use, scalarize_copy): Use REPLDUP.
1860 (scalarize_ldst): Move assert before dereference.
1861 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1863 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1865 * regmove.c: Fix unused variable warnings due to previous commit.
1867 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1869 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1870 (regmove_bb_head): Remove.
1871 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1872 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1873 problems with fixup_match_1.
1874 Don't initialize/free regmove_bb_head.
1876 (reg_is_remote_constant_p): If an insn is in the same basic block
1877 but not before INSN, consider it remote, too.
1879 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1882 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1883 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1885 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1888 (CONDITIONAL_REGISTER_USAGE): Likewise.
1890 2007-04-04 Richard Henderson <rth@redhat.com>
1892 * config/alpha/lib1funcs.asm: Remove unused file.
1894 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1897 * opts.c (print_specific_help): Fix --help=<language>
1899 (common_handle_option): Support --help=common.
1901 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1904 * gcc.c (main): Do not run the linker if
1905 print_subprocess_help indicates that it shouldn't be
1908 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1911 * doc/invoke.texi (--help=): Document <languages> value, fix
1912 formatting in tables of values.
1914 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1916 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1917 dllimport attribute of virtual methods.
1919 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1921 * config/score/crti.asm: Change _bss_start to __bss_start.
1922 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1923 (OUTGOING_REG_PARM_STACK_SPACE) update.
1924 * config/score/score.opt: add options to make backend support
1925 score5, score5u, score7 and score7d.
1926 * config/score/score.md: Likewise.
1927 * config/score/misc.md: Likewise.
1928 * config/score/mac.md: Likewise.
1929 * doc/invoke.texi: Likewise.
1930 * doc/md.texi: update constraints define.
1932 2007-04-03 Richard Henderson <rth@redhat.com>
1934 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1935 an appropriate type, use the mode instead.
1937 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1939 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1940 Set the default --with-arch setting to mips2.
1941 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1942 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1943 (MULTILIB_OSDIRNAMES): Delete.
1944 (MULTILIB_DIRNAMES): Define.
1945 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1946 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1947 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1948 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1949 VXWORKS_OS_CPP_BUILTINS.
1950 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1951 (MIPS_DEBUGGING_INFO): Undefine.
1952 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1954 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1957 * fold-const.c (native_encode_real): Encode real.c provided longs
1958 as a series of 32-bit native integers.
1959 (native_interpret_real): Interpret buffer as a series of 32-bit
1962 2007-04-03 Richard Guenther <rguenther@suse.de>
1964 * genpreds.c (write_insn_constraint_len): Write function
1965 optimized for CONSTRAINT_LEN implementation.
1966 (write_tm_preds_h): Output insn_constraint_len inline and
1967 use it for CONSTRAINT_LEN.
1968 (write_insn_preds_c): Don't output insn_constraint_len.
1969 * doc/md.texi (define_register_constraint): Document multi-letter
1970 constraints shall have the same length if they start with the same
1973 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/i386.md (isinf<mode>2): Expand only when
1977 TARGET_C99_FUNCTIONS is set.
1979 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1981 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1982 (x86_64-*-linux*): Ditto.
1983 * config/i386/i386.opt (mpc): New option.
1984 * config/i386/i386.c (overrride_options): Handle
1985 ix87_precision_string.
1986 * config/i386/crtprec.c: New file.
1987 * config/i386/t-crtpc: Ditto.
1988 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1990 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1991 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1992 crtprec32.o, crtprec64.o and crtprec80.o.
1994 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1996 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1998 2007-04-02 Eric Christopher <echristo@apple.com>
2000 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2001 limitations on darwin.
2003 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2006 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2008 2007-04-02 Dave Korn <dave.korn@artimi.com>
2010 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2012 2007-04-02 Dave Korn <dave.korn@artimi.com>
2014 * libgcc2.h (exception_descriptor): Don't forward-declare.
2015 (__get_eh_table_language, __get_eh_table_version): Delete
2016 prototypes of long-dead functions.
2018 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2020 * ebitmap.h: New file
2021 * ebitmap.c: New file
2022 * Makefile.in (ebitmap.o): New target.
2024 2007-04-01 Jan Hubicka <jh@suse.cz>
2026 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2027 before very first instruction.
2029 2007-04-01 Jan Hubicka <jh@suse.cz>
2031 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2032 waring on 64bit hosts.
2033 * bitmap.h: Fix typo in bitmap_head_def.
2035 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2037 PR rtl-optimization/31391
2038 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2039 into a DELETED_LABEL note, and the label is in an empty basic
2040 block, update BB_END as well as BB_HEAD.
2042 2007-04-01 Richard Henderson <rth@redhat.com>
2044 PR tree-optimization/31169
2045 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2046 to varying if the range is outside [0, prec-1].
2048 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2051 * config/mips/mips.md (load_const_gp): New insn.
2052 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2053 the MIPS16 GP pseudo register if no_new_pseudos.
2054 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2056 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2059 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2061 (call_value): Likewise.
2063 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2064 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2067 * doc/invoke.texi: (optimization options): Reword description
2068 of -ffast-math. Document its primary purpose.
2070 2007-03-31 Richard Guenther <rguenther@suse.de>
2072 * omp-low.c (splay-tree.h): Include.
2073 (lookup_decl): Replace splay-tree usage by pointer-map.
2074 (maybe_lookup_decl): Likewise.
2075 (new_omp_context): Likewise.
2076 (delete_omp_context): Likewise.
2077 * gimplify.c (splay-tree.h): Include.
2078 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2080 (remap_ssa_name): Likewise.
2081 (remap_decl): Likewise.
2082 (remap_type_1): Likewise.
2083 (remap_type): Likewise.
2084 (copy_body_r): Likewise.
2085 (expand_call_inline): Likewise.
2086 (clone_body): Likewise.
2087 (copy_tree_r): Likewise.
2088 (remap_save_expr): Likewise.
2089 (unsave_r): Likewise.
2090 (unsave_expr_now): Likewise.
2091 (tree_function_versioning): Likewise.
2092 (build_duplicate_type): Likewise.
2093 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2094 (struct copy_body_data): Replace splay-tree by pointer-map.
2095 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2096 not $(SPLAY_TREE_H).
2097 (gimplify.o): Depend on $(SPLAY_TREE_H).
2098 (omp-low.p): Likewise.
2100 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2102 * config/avr/predicates.md (even_register_operand,
2103 odd_register_operand): New predicates.
2104 * config/avr/avr.md (movw peephole2): New.
2105 (movw_r peephole2): New.
2107 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2109 * tree.h (get_signed_or_unsigned_type): New.
2110 * fold-const.c (operand_equal_for_comparison_p): Use
2111 get_signed_or_unsigned_type instead of
2112 lang_hooks.types.signed_or_unsigned_type.
2113 * expr.c (store_expr): Ditto.
2114 * langhooks.c (get_signed_or_unsigned_type): New.
2115 (lhd_signed_or_unsigned_type): New.
2116 * langhooks.h (lhd_signed_or_unsigned_type): New.
2117 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2119 2007-03-30 Richard Henderson <rth@redhat.com>
2121 * tree-ssa-loop-ivopts.c: Include target.h.
2122 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2123 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2124 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2125 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2127 2007-03-30 Richard Henderson <rth@redhat.com>
2128 Kai Tietz <kai.tietz@onevision.com>
2130 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2132 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2133 (TARGET_64BIT_MS_ABI): New.
2134 (DBX_REGISTER_NUMBER): Handle 64-bit.
2135 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2136 (LONG_TYPE_SIZE): Force to 32.
2137 (REG_PARM_STACK_SPACE): New.
2138 (OUTGOING_REG_PARM_STACK_SPACE): New.
2139 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2140 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2141 (STACK_BOUNDARY): Use 128 for 64-bit.
2142 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2143 Add 64-bit implementation.
2144 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2146 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2147 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2148 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2149 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2150 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2151 TARGET_64BIT_MS_ABI.
2152 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2153 (ix86_pass_by_reference): Likewise.
2154 (ix86_function_value_regno_p): Likewise.
2155 (ix86_build_builtin_va_list): Likewise.
2156 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2157 (function_arg_advance_ms_64): New.
2158 (function_arg_advance): Call it.
2159 (function_arg_ms_64): New.
2160 (function_arg): Call it.
2161 (function_value_ms_64): New.
2162 (ix86_function_value_1): Call it.
2163 (return_in_memory_ms_64): New.
2164 (ix86_return_in_memory): Call it.
2165 (setup_incoming_varargs_ms_64): New.
2166 (ix86_setup_incoming_varargs): Call it.
2167 (ix86_expand_prologue): Handle 64-bit stack probing.
2168 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2169 (output_pic_addr_const): Likewise.
2170 (x86_this_parameter): Likewise.
2171 (x86_output_mi_thunk): Likewise.
2172 (x86_function_profiler): Likewise.
2173 (TARGET_STRICT_ARGUMENT_NAMING): New.
2174 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2175 (TARGET_64BIT_MS_ABI): New.
2176 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2177 * config/i386/i386.md (allocate_stack_worker): Remove.
2178 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2179 describe the clobber of eax without a match_scratch.
2180 (allocate_stack_worker_postreload): Remove.
2181 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2182 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2183 (allocate_stack_worker_rex64_postreload): Remove.
2184 (allocate_stack): Handle 64-bit.
2185 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2186 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2187 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2188 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2189 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2190 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2191 * config.build (x86_64-*-mingw*): New host.
2192 * config.host (x86_64-*-mingw*): New host.
2193 * config.gcc (x86_64-*-mingw*): New target.
2194 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2196 2007-03-30 Richard Henderson <rth@redhat.com>
2197 Kai Tietz <kai.tietz@onevision.com>
2199 * c-pragma.c (struct def_pragma_macro_value): New.
2200 (struct def_pragma_macro): New.
2201 (pushed_macro_table): New.
2202 (dpm_hash, dpm_eq): New.
2203 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2204 (init_pragma): Install them.
2205 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2207 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2209 * config/avr/avr.c (avr_override_options): Clear
2210 'flag_delete_null_pointer_checks'.
2212 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2215 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2216 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2217 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2218 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2219 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2220 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2221 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2223 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2225 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2227 * regmove.c: Move all of pass_stack_adjustments from here...
2228 * combine-stack-adj.c: ...to this new file.
2229 * Makefile.in: Add rules for combine-stack-adj.o.
2231 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2233 PR tree-optimization/31383
2234 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2235 to have the same length.
2237 2007-03-30 Jan Hubicka <jh@suse.cz>
2240 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2241 availablility; add more sanity checking; ask varpool only about
2244 2007-03-29 Richard Henderson <rth@redhat.com>
2246 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2247 to decide, but __SIZEOF_LONG_LONG__.
2249 2007-03-29 Richard Henderson <rth@redhat.com>
2251 * emutls.c (struct __emutls_array): New.
2252 (emutls_destroy): Use it instead of casting element 0 from void*.
2253 (__emutls_get_address): Likewise.
2255 2007-03-29 Richard Henderson <rth@redhat.com>
2257 * varasm.c (initializer_constant_valid_p): Don't deny
2258 DECL_DLLIMPORT_P on functions.
2260 * config/i386/cygming.h: Remove function declarations.
2261 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2262 (ASM_OUTPUT_LABELREF): Remove.
2263 (COMMON_ASM_OP): Remove.
2264 (ASM_OUTPUT_COMMON): Remove.
2265 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2266 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2267 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2268 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2269 Rename from TARGET_ENCODE_SECTION_INFO.
2270 * config/i386/netware.h: Likewise.
2271 * config/i386/i386-protos.h: Update.
2272 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2273 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2274 (legitimate_constant_p): Reject dllimports.
2275 (dllimport_map, get_dllimport_decl): New.
2276 (legitimize_dllimport_symbol): New.
2277 (legitimize_address, ix86_expand_move): Use it.
2278 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2279 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2280 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2281 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2282 * config/i386/predicates.md (constant_call_address_operand): Only
2283 accept symbols; reject dllimport_p symbols.
2284 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2285 i386_pe_maybe_record_exported_symbol.
2286 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2287 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2288 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2289 trust the setting of DECL_DLLIMPORT_P.
2290 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2291 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2292 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2293 tidy the argument scanning loop.
2294 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2295 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2296 (i386_pe_strip_name_encoding): Remove.
2297 (i386_pe_binds_local_p): New.
2298 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2299 (i386_pe_output_labelref): Remove.
2300 (i386_pe_asm_output_aligned_decl_common): New.
2301 (i386_pe_maybe_record_exported_symbol): Rename from
2302 i386_pe_record_exported_symbol; check for dllexported symbols.
2304 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2306 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2307 add comment explaining why vsnprintf cannot be used.
2309 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2311 PR tree-optimization/30666
2312 * tree.c (build_complex_type): When creating type names for DWARF2
2313 debug info, create TYPE_DECLs for TYPE_NAME instead of
2315 (build_common_tree_nodes_2): Use build_complex_type when building
2316 predefined complex types, to preserve canonical types.
2318 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2320 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2321 (noce_get_alt_condition): Look at it to determine whether to
2322 reverse the condition or not.
2323 (noce_get_condition): Substitute the truth for lies.
2324 (noce_find_if_block): Set the then_else_reversed field.
2326 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2328 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2329 destination of this insn.
2330 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2331 than calling gen_rtx_SET directly. Use r0 to hold the value of
2332 'address + 4' rather than a stack based temporary which can be
2335 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2337 * config/s390/s390.c (s390_secondary_input_reload_class,
2338 s390_secondary_output_reload_class): Functions removed.
2339 (s390_secondary_reload): New function.
2340 (TARGET_SECONDARY_RELOAD): Target macro defined.
2341 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2342 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2343 * config/s390/s390.md ("reload_outti", "reload_outdi",
2344 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2345 "reload_out<mode>"): Expanders removed.
2346 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2347 "reload<mode>_nonoffmem_out"): Expanders added.
2349 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2351 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2352 SRC->DEST replacement failed anyway.
2354 2007-03-28 Mike Stump <mrs@apple.com>
2356 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2357 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2358 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2360 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2362 * config.gcc: Accept barcelona as a variant of amdfam10.
2363 * config/i386/i386.c (override_options): Likewise.
2364 * doc/invoke.texi: Likewise.
2366 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2368 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2369 offsets for BIT_FIELD_REF and COMPONENT_REF.
2371 2007-03-28 Richard Guenther <rguenther@suse.de>
2373 * tree.c (is_global_var): Move ...
2374 * tree-flow-inline.h (is_global_var): ... here.
2375 * tree.h (is_global_var): Remove declaration.
2377 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2381 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2382 * config/i386/i386.c (ix86_tune_features): Initialize new
2384 * config/i386/predicates.md (promotable_binary_operator): Use
2385 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2387 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2390 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2392 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2394 * config/fr30/fr30.md (movsi_internal): Change destination
2395 constraint from m to V and add m to the end.
2397 2007-03-28 Christian Bruel <christian.bruel@st.com>
2399 * config/sh/sh.md (movsi_i): Fix type attribute.
2401 2007-03-28 Christian Bruel <christian.bruel@st.com>
2403 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2404 (movsf_ie): Likewise.
2406 2007-03-28 Christian Bruel <christian.bruel@st.com>
2408 * config.gcc: Add sh4-300 to multilib.
2409 * config/sh/t-mlib-sh4-300: New file.
2411 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2413 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2414 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2416 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2417 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2418 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2419 "fixuns_trunctddi2"): Whitespace fix.
2421 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2423 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2424 the definition of struct sh_args.
2425 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2426 CALL_COOKIE_INT_REG_GET): Likewise.
2428 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2430 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2431 transformations are applied successfully.
2433 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2435 * tree.c (tree_contains_struct): Permit 512 tree codes.
2436 * tree.h (tree_contains_struct): Ditto.
2437 (MAX_TREE_CODES): Ditto.
2438 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2439 SPARE member to store remaining padding bits.
2441 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2443 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2446 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2448 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2449 * configure: Regenerate.
2451 * configure: Regenerate using the correct version of autoconf.
2453 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2455 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2457 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2458 regs to "__SP_L__" and "__SP_H__".
2460 2007-03-27 Richard Guenther <rguenther@suse.de>
2462 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2463 computations with it with a HOST_WIDE_INT variable.
2465 2007-03-26 Mike Stump <mrs@apple.com>
2467 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2468 objective-c-header, objective-c++-header and objc++-cpp-output
2470 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2472 2007-03-26 Richard Henderson <rth@redhat.com>
2475 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2476 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2477 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2478 IX86_BUILTIN_PSRLQ128): New.
2479 (ix86_init_mmx_sse_builtins): Add them.
2480 (ix86_expand_builtin): Expand them.
2481 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2482 operand 2 be TImode.
2483 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2484 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2485 _mm_srli_epi64): Mark __B const.
2486 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2487 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2488 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2489 new two-vector shift builtins.
2491 2007-03-26 Ian Lance Taylor <iant@google.com>
2493 PR tree-optimization/31345
2494 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2495 [+INF, +INF(OVF)] into VARYING.
2497 2007-03-26 Zack Weinberg <zackw@panix.com>
2499 * gengtype-parse.c: New file.
2500 * gengtype-yacc.y: Delete.
2501 * gengtype-lex.l: Don't include gengtype-yacc.h.
2502 Define YY_DECL and yyterminate appropriately for recursive
2503 descent parser. yylval is now a string out-parameter to yylex.
2504 (HWS, EOID): New shorthand.
2505 (IWORD): Add a couple more types.
2506 (yylex): Add a setup stanza. Remove the complex rules for
2507 detecting GTY'ed types and typedefs; replace with simple
2508 keyword detectors. Adjust everything for the changed
2509 definition of yylval. Ignore all pp-directives, not just #define.
2511 (parse_file): Rename yybegin; do not call yyparse.
2513 * gengtype.c (xasprintf): Export again.
2514 (this_file): New. Use everywhere __FILE__ was being used.
2515 (get_lang_bitmap): Special case types defined in gengtype.c.
2516 (do_typedef, new_structure): Suppress definition of certain types.
2517 (new_structure): Improve diagnostics of duplicate definitions.
2518 Make sure location_s is associated with input.h.
2519 (nreverse_pairs, define_location_structures): New functions.
2520 (main): Improve tagging of kludge types. Remove old kludges
2521 for input.h types; use define_location_structures.
2522 * gengtype.h: Update prototypes. Define token codes here.
2523 * Makefile.in: Remove all references to gengtype-yacc.
2524 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2526 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2527 add GTY((skip)) to the field that's only conditionally there.
2528 * doc/install.texi: Document that Bison is no longer required
2529 unless building treelang.
2531 * gengtype.c: Don't include gtyp-gen.h.
2532 (srcdir): Declare here.
2533 (base_files, lang_dir_names): Allocate dynamically.
2534 (gt_files, num_gt_files, num_lang_dirs): New globals.
2535 (measure_input_list, read_input_line, read_input_list)
2536 (set_lang_bitmap): New functions.
2537 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2538 simplify, relying on read_input_list to set up the bitmaps.
2539 (main): Arguments are no longer unused. Check for correct number
2540 of command line arguments, set srcdir and srcdir_len, then call
2541 read_input_list, before doing anything else. No need to worry
2542 about duplicates in main loop.
2543 * configure.ac: Simplify the calculation of all_gtfiles.
2544 Put language tags in there. Don't set or substitute
2545 all_gtfiles_files_langs or all_gtfiles_files_frags.
2546 * Makefile.in: Revamp the way gengtype is invoked, now that it
2547 takes a file on its command line with a much simpler format.
2548 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2549 (GTFILES): Remove duplicates and C source files.
2550 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2551 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2552 * configure: Regenerate.
2554 * gengtype.h: Remove all type definitions to gengtype.c; leave
2555 only definitions of options_p, type_p, and pair_p as opaque
2556 pointers. Update prototypes.
2557 * gengtype.c: Many type definitions moved here from gengtype.h.
2558 Consolidate type definitions at the top of the file.
2559 (xvasprintf): Delete.
2560 (xasprintf): Make static.
2561 (create_nested_pointer_option): Add 'next' parameter.
2562 (create_field_all, create_field_at): New functions.
2563 (create_field): Now a thin wrapper around create_field_all.
2564 (create_optional_field): Rename create_optional_field_ and add
2565 line argument. Original name is now a macro which supplies
2567 (oprintf): Use vsnprintf directly.
2568 (close_output_files): Use fatal rather than perror/exit.
2569 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2570 (main): Set progname. Don't use exit.
2571 * gengtype-yacc.y (struct_fields): Use create_field_at.
2572 (option, optionseqopt): Delete.
2573 (optionseq): Consolidate productions from option here so we
2574 can use the first argument to create_option.
2576 * gengtype-lex.l: Distinguish unions from structures in the
2577 token type. Don't call find_structure; return the tag as a string.
2578 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2579 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2580 Reorganize typedef_struct production accordingly.
2581 Use create_nested_ptr_option.
2582 * gengtype.c (create_nested_ptr_option): New function.
2583 * gengtype.h: Declare it.
2585 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2586 (string_type): Don't declare.
2587 (do_scalar_typedef): Declare.
2588 (create_scalar_type): Update prototype.
2589 * gengtype.c (string_type): Make static.
2590 (scalar_nonchar, scalar_char): New.
2591 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2592 (resolve_typedef): Use scalar_nonchar for error recovery.
2593 (create_scalar_type): Remove name_len field. Return scalar_char
2594 or scalar_nonchar as appropriate.
2595 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2597 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2599 (main): Initialize scalar_char and scalar_nonchar before calling
2601 * gengtype-lex.l: Adjust for removal of second argument to
2602 create_scalar_type. Use yylval.s instead of yylval.t when
2604 * gengtype-yacc.y: Type of SCALAR is string. Call
2605 create_scalar_type from type:SCALAR rule. Adjust for removal of
2606 second argument to create_scalar_type.
2608 * vec.h: Remove all #if IN_GENGTYPE blocks.
2609 Add comment saying that changes may require adjustments to gengtype.
2610 * gengtype.c: Don't include coretypes.h or tm.h.
2611 Add comment to inclusion of errors.h.
2612 (note_def_vec, note_def_vec_alloc): New functions.
2613 * gengtype.h: Declare new functions.
2614 * gengtype-lex.l: Don't include coretypes.h.
2615 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2617 (update_lineno): Remove unnecessary prototype.
2618 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2619 (VEC rule): Just return VEC_TOKEN.
2620 * gengtype-yacc.y (VEC_TOKEN): New token type.
2621 (type): Add a production for VEC(a,b).
2622 * Makefile.in: Update dependencies.
2624 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2625 typedefs that use the old PARAMS macro.
2627 * gengtype-lex.l: Remove all rules and states relating to yacc
2629 * gengtype-yacc.y: Similarly.
2630 * gengtype.c (note_yacc_type): Delete function.
2631 * gengtype.h: Update prototypes.
2633 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2635 * tree-pretty-print.c (dump_generic_node): Report precision of
2636 unnamed integer types.
2638 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2640 * ifcvt.c (noce_try_store_flag_constants): Don't check
2641 no_new_pseudos here.
2642 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2643 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2644 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2645 noce_try_sign_mask): Likewise.
2646 (if_convert): Check no_new_pseudos here.
2648 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2650 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2651 (noce_get_condition): Handle new then_else_reversed argument.
2652 (noce_init_if_info): Remove, fold into noce_find_if_block.
2653 (noce_process_if_block): Take a struct noce_if_info as the
2654 argument. Don't set up one based on ce_if_info. Update pointer
2655 references accordingly.
2656 (cond_move_process_if_block): Likewise.
2657 (process_if_block): Removed.
2658 (find_if_block): Removed. Move functionality two new functions,
2659 noce_find_if_block and cond_exec_find_if_block.
2660 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2661 blocks and the symmetric IF-ELSE-JOIN case.
2662 (cond_exec_find_if_block): Also new function mostly based on old
2663 find_if_block and process_if_block.
2664 (find_if_header): Replace find_if_block call with separately
2665 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2666 (find_cond_trap): Update noce_get_condition call.
2667 (dead_or_predicable): Likewise.
2669 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2671 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2673 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2674 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2675 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2676 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2677 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2678 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2679 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2680 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2681 __builtin_ia32_psrad128 builtins.
2683 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2685 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2686 * config/i386/constraints.md
2687 (define_constraint "I"): Use IN_RANGE macro.
2688 (define_constraint "J"): Ditto.
2689 (define_constraint "K"): Ditto.
2690 (define_constraint "M"): Ditto.
2691 (define_constraint "N"): Ditto.
2692 (define_constraint "O"): Ditto.
2693 * config/i386/predicates.md
2694 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2695 (define_predicate "const_0_to_3_operand"): Ditto.
2696 (define_predicate "const_0_to_7_operand"): Ditto.
2697 (define_predicate "const_0_to_15_operand"): Ditto.
2698 (define_predicate "const_0_to_63_operand"): Ditto.
2699 (define_predicate "const_0_to_255_operand"): Ditto.
2700 (define_predicate "const_1_to_31_operand"): Ditto.
2701 (define_predicate "const_2_to_3_operand"): Ditto.
2702 (define_predicate "const_4_to_7_operand"): Ditto.
2704 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2706 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2707 in SImode for save_world.
2708 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2711 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2713 PR tree-optimization/30784
2714 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2717 2007-03-25 Revital Eres <eres@il.ibm.com>
2719 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2720 Fold movement_possibility function into it.
2722 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2724 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2725 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2726 (call_indirect_nonlocal_darwin64): Same.
2727 (call_nonlocal_darwin64): Same.
2728 (call_value_indirect_nonlocal_darwin64): Same.
2729 (call_value_nonlocal_darwin64): Same.
2730 (sibcall_nonlocal_darwin64): Same.
2731 (sibcall_value_nonlocal_darwin64): Same.
2732 (sibcall_symbolic_64): Same.
2733 (sibcall_value_symbolic_64): Same.
2734 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2736 (rs6000_emit_load_toc_table): Same.
2737 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2738 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2744 (load_toc_v4_pic_si): Same
2745 (load_toc_v4_PIC_1): Same.
2746 (load_toc_v4_PIC_1b): Same.
2747 (call_indirect_aix{32,64}): Same.
2748 (call_value_indirect_aix{32,64}): Same.
2751 (call_local{32,64}): Same.
2752 (call_value_local{32,64}): Same.
2753 (call_indirect_nonlocal_aix{32,64}): Same.
2754 (call_nonlocal_aix{32,64}): Same.
2755 (call_value_indirect_nonlocal_aix{32,64}): Same.
2756 (call_value_nonlocal_aix{32,64}): Same.
2757 (call_indirect_nonlocal_sysv<mode>): Same.
2758 (call_nonlocal_sysv<mode>): Same.
2759 (call_value_indirect_nonlocal_sysv<mode>): Same.
2760 (call_value_nonlocal_sysv<mode>): Same.
2762 (sibcall_local{32,64}): Same.
2763 (sibcall_value_local{32,64}): Same.
2764 (sibcall_nonlocal_aix{32,64}): Same.
2765 (sibcall_value_nonlocal_aix{32,64}): Same.
2766 (sibcall_nonlocal_sysv<mode>): Same.
2767 (sibcall_value): Same.
2768 (sibcall_value_nonlocal_sysv<mode>): Same.
2770 2007-03-24 Paul Brook <paul@codesourcery.com>
2772 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2773 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2775 2007-03-24 Richard Henderson <rth@redhat.com>
2777 * config/ia64/constraints.md: New file.
2778 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2779 satisfies_constraint_?.
2780 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2781 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2782 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2783 ia64_output_mi_thunk): Likewise.
2784 (ia64_const_ok_for_letter_p): Remove.
2785 (ia64_const_double_ok_for_letter_p): Remove.
2786 (ia64_extra_constraint): Remove.
2787 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2788 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2789 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2790 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2791 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2792 EXTRA_MEMORY_CONSTRAINT): Remove.
2793 * config/ia64/ia64.md: Include constriants.md. Replace
2794 CONST_OK_FOR_? with satisfies_constraint_?.
2796 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2797 H.J. Lu <hongjiu.lu@intel.com>
2799 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2801 (name macros): Use DPD_BID_NAME to convert names properly.
2803 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2804 decimal floating point format.
2805 (init_floating_libfuncs): Change decimal functions so that they
2806 have a "bid_" prefix if the decimal system uses the BID format,
2807 and "dpd_" prefix if the decimal system uses the DPD format.
2808 (init_interclass_conv_libfuncs): Ditto.
2809 (init_intraclass_conv_libfuncs): Ditto.
2811 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2812 using the BID format.
2814 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2815 whether we are using the BID decimal format.
2816 * configure: Regenerate.
2818 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2819 the compiler has decimal floating point enabled. Define
2820 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2823 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2824 using the BID format.
2826 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2827 whether we are using the BID decimal format.
2828 * configure: Regenerate.
2830 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2831 the compiler has decimal floating point enabled. Define
2832 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2835 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2836 options, and that it is enabled for i386/x86_64 systems.
2838 * Makefile.in (enable_decimal_float): New.
2840 (DECNUMINC): Add -I$(DECNUMFMT).
2841 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2842 to $(DECNUMFMT) from $(DECNUM).
2844 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2845 Substitute enable_decimal_float.
2846 * configure: Regenerated.
2849 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2852 * configure.ac: Enable decimal float for x86_64-*-linux*.
2853 * configure: Regenerated.
2856 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2857 decimal128ClearSign to flip and clear the sign bit in decimal128.
2858 (decimal_real_maxval): Set decimal128SetSign to set the sign
2861 2007-03-23 Ian Lance Taylor <iant@google.com>
2863 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2865 2007-03-23 Ian Lance Taylor <iant@google.com>
2867 * tree-dump.c (dump_files): Correct comment.
2869 2007-03-23 Ian Lance Taylor <iant@google.com>
2871 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2873 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2875 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2876 in cfglayout mode. Don't go into and out of cfglayout mode.
2877 Link the blocks in the order of the constructed traces.
2878 (rest_of_handle_tracer): Adjust call to tracer.
2879 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2880 Don't go into cfglayout mode.
2881 (rtl_loop_done): Don't go out of cfglayout mode.
2882 * cfglayout.c (relink_block_chain): New function, split out from...
2883 (fixup_reorder_chain): ...here. Remove redundant checking.
2884 (cfg_layout_finalize): Don't clear the header, footer, and aux
2885 fields here, move the code to do so to relink_block_chain. Likewise
2886 for free_original_copy_tables.
2887 * rtl.h (tracer): Update prototype.
2888 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2889 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2890 mode. Use relink_block_chain to serialize the CFG according to the
2891 new basic block order. Move targetm.cannot_modify_jumps_p check from
2893 (gate_handle_reorder_blocks): ...to here.
2894 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2896 (gate_duplicate_computed_gotos): ...to here.
2897 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2898 something always changes when going into and out of cfglayout mode.
2899 Perform an expensive cfg cleanup while going into cfglayout mode.
2900 Always update liveness information on HAVE_conditional_execution
2901 targets. Reserialize the basic blocks and go out of cfglayout mode.
2902 * reg-stack.c: Include cfglayout.h.
2903 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2904 the call to reorder_basic_blocks.
2905 * basic-block.h (reorder_basic_blocks): Update prototype.
2906 (relink_block_chain): New prototype.
2907 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2909 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2911 * config/mips/mips.md (type, hazard, *movdi_32bit,
2912 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2913 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2914 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2915 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2916 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2918 (movcc): Change first xfer to multi.
2919 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2920 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2921 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2922 config/mips/generic.md: Change reservations using "xfer" to use
2924 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2925 using match_operand.
2926 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2927 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2929 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2931 2007-03-22 Richard Henderson <rth@redhat.com>
2933 * config/i386/i386.c: Remove unnecessary function declarations.
2934 Move targetm definition, and all related macros, to the end of
2935 the file. Resort some functions to put definitions before uses.
2936 (ix86_attribute_table): Make static. Move to end of file.
2937 (ix86_gimplify_va_arg): Make static.
2939 2007-03-22 Richard Henderson <rth@redhat.com>
2941 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2942 don't increase local_regparm with force_align_arg_pointer check.
2943 (ix86_function_sseregparm): Assert 32-bit.
2944 (type_has_variadic_args_p): New.
2945 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2946 type_has_variadic_args_p.
2947 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2948 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2949 use memset instead. Do maybe_vaarg check first; skip attribute
2950 tests if true; skip attribute tests for 64-bit.
2951 (construct_container): Remove TARGET_DEBUG_ARG.
2952 (function_arg_advance_32, function_arg_advance_64): Split out ...
2953 (function_arg_advance): ... from here.
2954 (function_arg_32, function_arg_64): Split out ...
2955 (function_arg): ... from here.
2956 (ix86_pass_by_reference): Tidy.
2957 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2958 (function_value_32): New, from parts of ix86_function_value
2959 and ix86_value_regno.
2960 (function_value_64): New, from parts of ix86_function_value
2961 and ix86_libcall_value.
2962 (ix86_function_value_1): New.
2963 (ix86_function_value, ix86_libcall_value): Use it.
2964 (return_in_memory_32, return_in_memory_64): Split out ...
2965 (ix86_return_in_memory): ... from here.
2966 (ix86_struct_value_rtx): Skip for 64-bit.
2967 (ix86_libcall_value, ix86_value_regno): Remove.
2968 (setup_incoming_varargs_64): Split out ...
2969 (ix86_setup_incoming_varargs): ... from here.
2970 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2971 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2972 * config/i386/i386-protos.h (ix86_function_value): Remove.
2973 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2975 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2978 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2979 infinities not supported, otherwise emit warning if -Woverflow. On
2980 underflow, emit warning if -Woverflow.
2981 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2983 * real.h (real_from_string): Update declaration
2985 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2986 Richard Henderson <rth@redhat.com>
2988 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2989 * calls.c (compute_argument_block_size, expand_call,
2990 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2991 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2992 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2993 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2994 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2995 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2996 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2997 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3000 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3002 * c-incpath.c (add_sysroot_to_chain): New.
3003 (merge_include_chains): Add sysroot argument. Call
3004 add_sysroot_to_chain if sysrooted.
3005 (register_include_chains): Update call to merge_include_chains.
3006 * doc/cppopts.texi: Document use of '=' in include directory
3009 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3012 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3013 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3014 insn pattern using X87MODEF12 mode macro.
3016 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3018 * regmove.c (regmove_optimize): Use reg_mentioned_p
3019 instead of reg_overlap_mentioned_p for DST.
3021 2007-03-21 Mike Stump <mrs@apple.com>
3023 * c.opt: Fixup for Objective-C/C++.
3025 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3027 * explow.c (convert_memory_address): Fold memory reference when
3028 POINTERS_EXTEND_UNSIGNED < 0
3030 2007-03-21 Richard Henderson <rth@redhat.com>
3033 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3034 * config/i386/mmintrin.h (__m64): Likewise.
3035 * config/i386/xmmintrin.h (__m128): Likewise.
3037 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3039 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3040 (VXWORKS_OS_CPP_BUILTINS): Define.
3041 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3042 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3044 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3046 * rtl.h (constant_pool_reference_p): Delete.
3047 (find_constant_src): Declare.
3048 * rtlanal.c (find_constant_src): New function.
3049 * simplify-rtx.c (constant_pool_reference_p): Delete.
3050 * config/i386/i386.md: Use find_constant_src instead of
3051 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3053 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3055 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3056 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3058 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3060 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3061 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3062 (arm_elf_asm_constructor): Use it.
3063 (arm_elf_asm_destructor): New function.
3065 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3067 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3069 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3071 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3073 2007-03-19 Andrew Haley <aph@redhat.com>
3075 PR tree-optimization/31264
3076 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3079 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3081 PR rtl-optimization/30907
3082 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3083 (fwprop_init): Always call loop_optimizer_initialize.
3084 (fwprop_done): Always call loop_optimizer_finalize.
3085 (fwprop): We always have loop info now.
3086 (gate_fwprop_addr): Remove.
3087 (pass_fwprop_addr): Use gate_fwprop as gate.
3089 PR rtl-optimization/30841
3090 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3091 df_chain_alloc): Call df_reorganize_refs unconditionally.
3092 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3093 refs_organized to refs_organized_size.
3094 (df_ref_create_structure): Use refs_organized_size instead of
3095 bitmap_size if refs had been organized, and keep refs_organized_size
3097 * df.h (struct df_ref_info): Change refs_organized to
3098 refs_organized_size.
3099 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3102 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3104 * except.c (output_function_exception_table): Do not reference the
3105 EH personality routine for functions that do not require an
3108 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3111 * c-typeck.c (convert_for_assignment): Call comptypes for
3112 RECORD_TYPE or UNION_TYPE.
3115 * reload1.c (reload): Do invalid ASM checking after
3116 cleanup_subreg_operands.
3118 2007-03-19 Jeff Law <law@redhat.com>
3120 * tree-cfg.c (find_taken_edge): Tighten conditions for
3121 optimizing computed gotos.
3123 2007-03-19 Michael Matz <matz@suse.de>
3125 * builtins.c (expand_builtin_sync_operation,
3126 expand_builtin_compare_and_swap,
3127 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3130 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3131 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3136 * doc/tm.texi: Add brackets around the return type of
3137 TARGET_SECONDARY_RELOAD.
3139 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3140 Richard Guenther <rguenther@suse.de>
3142 PR tree-optimization/31254
3143 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3144 Use handled_component_p () where appropriate. Continue
3145 propagating into the rhs if we propagated into an INDIRECT_REF
3148 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3150 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3151 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3152 (xde, xdee): Mode attributes adjusted to support DFP modes.
3153 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3154 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3155 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3156 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3157 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3158 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3159 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3161 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3162 "movsf"): Insn definitions removed.
3163 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3164 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3165 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3167 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3168 "reload_in<mode>", "reload_out<mode>"): Expander added.
3169 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3172 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3174 * config/s390/s390.md: Only non-functional changes. Renamed
3175 FPR mode macro to BFP all over the file.
3177 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3179 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3180 (op_type attribute): RRF instruction type added.
3181 (fT0): New mode attribute.
3182 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3183 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3184 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3185 no secondary memory is needed when moving DFmode values between GPRs
3188 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3190 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3191 inverted and documentation adjusted.
3192 ("mhard-dfp", "msoft-dfp"): New options.
3193 * config/s390/s390.c (s390_handle_arch_option): New architecture
3195 (override_options): Sanity checks for the new options added.
3196 * config.gcc: New architecture switch: z9-ec.
3197 * config/s390/s390.h (processor_flags): PF_DFP added.
3198 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3199 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3200 when the bit is NOT set so remove it from the defaults.
3202 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3204 * genemit.c (main): Print include statement for dfp.h.
3205 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3208 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3210 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3212 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3215 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3218 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3220 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3221 attr_length_call, output_call, output_indirect_call): Cleanup
3222 formatting of targetm calls.
3224 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3226 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3228 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3230 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3231 reservation, bypass and anti-bypass descriptions for these instructions.
3232 Update move patterns.
3233 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3236 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3238 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3239 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3240 (get_initial_def_for_reduction): Likewise.
3242 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3244 Fix PR tree-optimization/29922
3245 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3246 (get_representative): Removed.
3247 (value_dies_in_block_x): Update for rvuse removal.
3248 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3249 (compute_antic_aux): Handle when PHI nodes appear in
3250 non-single-successors.
3251 (dump_bitmap_of_names): Removed.
3252 (compute_antic_safe): Renamed and removed rvuse calculation.
3253 Calculate only antic safe.
3254 (insert_into_preds_of_block): Remove assert.
3255 (execute_pre): Update for renamed functions.
3256 (defer_or_phi_translate_block): New function.
3258 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3260 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3261 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3263 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3264 Follow spelling conventions.
3266 * tree-data-ref.h: Remove the prototype for analyze_array.
3268 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3270 PR tree-optimization/31041
3271 * tree-vect-transform.c (get_initial_def_for_induction): Call
3272 force_gimple_operand.
3274 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3276 * ipa-type-escape.c (look_for_casts) : Revert code to use
3277 handled_component_p due to ada test a-numaux.adb.
3279 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3281 * final.c (final_scan_insn): Alter the condition of a
3282 conditional trap if we have nonstandard CC.
3284 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3286 * configure.ac: Remove excess quoting from asm line 0 test.
3287 * configure: Rebuilt.
3289 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3291 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3292 * c-common.c (convert_and_check): Move warning logic to...
3293 (warnings_for_convert_and_check): ...here. Define.
3294 * c-common.h (warnings_for_convert_and_check): Declare.
3296 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3298 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3299 (output_call): Likewise.
3301 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3303 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3305 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3307 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3309 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3312 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3314 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3316 PR tree-optimization/31183
3317 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3318 Use double_int instead of unsigned int for representing access_strides.
3319 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3321 2007-03-16 Richard Guenther <rguenther@suse.de>
3323 PR tree-optimization/31146
3324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3325 to allow recursion of forward_propagate_addr_expr.
3326 (forward_propagate_addr_into_variable_array_index): Likewise.
3327 (forward_propagate_addr_expr): Likewise.
3328 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3329 (forward_propagate_addr_expr_1): Recurse on simple copies
3330 instead of propagating into them. Do so for useless conversions
3332 (forward_propagate_addr_expr): Clean up unused statements after
3335 2007-03-16 Richard Guenther <rguenther@suse.de>
3337 * builtins.c (expand_builtin_cexpi): Use the right argument
3338 for the expansion via cexp.
3340 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3342 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3343 * configure: Rebuilt.
3345 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3348 * dwarf2out.c (force_type_die): Adjust comment.
3349 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3351 2007-03-15 DJ Delorie <dj@redhat.com>
3353 * config/frv/predicates.md (minmax_operator): Don't check operands
3356 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3358 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3359 Update constant estimates of number of iterations.
3360 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3361 argument renamed to "realistic".
3362 (compute_estimated_nb_iterations): Removed.
3363 (record_niter_bound): New function.
3364 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3365 call record_nonwrapping_iv with upper = false.
3366 (infer_loop_bounds_from_signedness): Pass upper argument to
3367 record_nonwrapping_iv.
3368 (estimate_numbers_of_iterations_loop): Do not call
3369 compute_estimated_nb_iterations. Record estimate based on profile
3370 information. Initialize the constant estimates of number of
3372 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3374 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3375 number of iterations is too small.
3376 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3377 (EST_NOT_AVAILABLE): Removed.
3378 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3379 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3382 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3384 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3385 Handle NE_EXPR guards.
3387 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3390 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3391 Set also -pedantic-errors by default for the preprocessor unless
3392 -fpermissive is given.
3394 2007-03-15 Richard Guenther <rguenther@suse.de>
3398 * builtins.c (expand_builtin_cexpi): As a fallback if we
3399 don't have builtins for sincos or cexp create a function
3400 declaration for cexp and expand to a call to that.
3401 (expand_builtin_int_roundingfn): Always fall
3402 back to floor/ceil and its variants even if they may be
3405 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3408 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3409 jump tables, move the call to delete_dead_jumptables from here...
3410 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3411 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3412 don't allow merging of blocks that try_redirect_by_replacing_jump
3413 also does not handle when not optimizing.
3415 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3416 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3418 * config/i386/i386.md (x86_sahf_1): Correctly handle
3421 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3425 x86_64_general_operand as operand[2] predicate. Remove "iF"
3426 from operand constraints and use "e" constraint instead.
3427 (*subti3_1, *subti3_1 splitter): Ditto.
3428 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3429 operand[1] predicate.
3431 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3433 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3434 arrays, multiply the access strides by the size of the sub-array.
3435 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3437 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3439 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3440 the configured assembler supports the sahf mnemonic.
3441 * configure: Regenerate.
3442 * config.in: Regenerate.
3444 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3445 emit "sahf" or ".byte\t0x9e" as asm template.
3447 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3450 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3451 option to replace hard coded TARGET_xxx in md file.
3452 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3453 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3454 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3455 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3456 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3457 (X86_TUNE_NOT_VECTORMODE): Ditto.
3458 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3459 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3460 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3461 (TUNE_SLOW_IMUL_IMM8): Ditto.
3462 (TUNE_MOVE_M1_VIA_OR): Ditto.
3463 (TUNE_NOT_UNPAIRABLE): Ditto.
3464 (TUNE_NOT_VECTORMODE): Ditto.
3466 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3469 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3470 tuning options instead of hard coded TARGET_xxx.
3471 (fix ssemode peephole2's): Ditto.
3472 (imul peephole2's): Ditto.
3474 (movdi_or_rex64): Ditto.
3475 (move peephole2): Ditto.
3476 (not peephole2's): Ditto.
3478 2007-03-14 Dirk Mueller <dmueller@suse.de>
3480 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3481 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3482 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3484 * c-parser.c (c_parser_do_statement): Warn about empty body in
3486 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3487 * doc/invoke.texi (-Wempty-body): Update documentation.
3489 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3492 * c-common.h (warn_for_div_by_zero): Declare.
3493 * c-common.c (warn_for_div_by_zero): Define.
3494 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3497 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3499 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3500 to PREFIX and STANDARD_PREFIX.
3502 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3503 Phil Edwards <phil@codesourcery.com>
3505 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3506 (__gthread_once_t): Remove busy field for RTPs.
3507 (__GTHREAD_ONCE_INIT): Update accordingly.
3509 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3511 * doc/invoke.texi: Document VxWorks options.
3513 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3515 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3517 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3519 PR tree-optimization/30590
3520 * tree-nrv.c (tree_nrv): Check for the partial update of the
3523 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3525 * flags.h (flag_random_seed): Remove declaration, in favor of...
3526 * toplev.h (get_random_seed, set_random_seed): ... these.
3527 * tree.c (get_file_function_name): Use the former.
3528 * opts.c (common_handle_option): Use the latter.
3531 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3534 * cse.c (cse_find_path): Do not bail out if a basic block that
3535 we already visited now becomes part of a path that starts at a
3536 different basic block. Just disallow this, to make sure we
3537 visit each basic block at most once.
3539 2007-03-13 Jan Hubicka <jh@suse.cz>
3541 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3542 when profile esitmate is present, calls with very low frequency are
3545 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3547 PR tree-optimization/30730
3548 PR tree-optimization/26900
3549 * tree-ssa-loop-niter.c: Include gmp.h.
3551 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3552 split_to_var_and_offset, determine_value_range,
3553 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3554 bound_difference, bounds_add, bounds_negate,
3555 number_of_iterations_ne_max, dump_affine_iv): New functions.
3556 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3557 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3558 difference of initial and final value of control iv to validate
3560 (number_of_iterations_cond): Add loop parameter. Determine bounds
3561 on the difference of the extremes of the control iv. Add dumps.
3562 (expand_simple_operations): Handle phi nodes.
3563 (simplify_using_initial_conditions): Do not record used conditions.
3564 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3565 Do not set additional_info.
3566 (implies_nonnegative_p, implies_ge_p): Removed.
3567 (derive_constant_upper_bound): Do not use parameter `additional'.
3568 (record_estimate): Parameter `additional' removed. Parameter
3569 `i_bound' added. Do not call derive_constant_upper_bound.
3570 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3571 bound the number of iterations estimate.
3572 (estimate_numbers_of_iterations_loop): Pass the estimate from
3573 the number of iterations analysis to record_estimate.
3574 * tree.h (multiple_of_p): Declare.
3575 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3576 (scev_const_prop): Do not check expression_expensive_p.
3577 * fold-const.c (multiple_of_p): Exported.
3578 * double-int.c (double_int_mask): Exported.
3579 * double-int.h (double_int_mask): Declare.
3580 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3581 field. Added max field.
3583 2007-03-13 David Taylor <taylor@candd.org>
3586 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3589 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3592 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3593 two unamed patterns.
3595 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3597 * config/i386/i386.opt (mcx16, msahf): New options.
3598 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3599 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3601 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3602 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3603 Output -mcx16 and -msahf options when corresponding bit is set.
3605 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3608 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3610 * configure.ac: Test for assembler tolerance to # 0 "".
3611 * configure, config.in: Rebuilt.
3612 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3614 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3616 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3618 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3619 (handle_syscall): Handle direct system calls.
3620 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3622 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3624 * doc/invoke.texi: Fix cpp.info cross-reference.
3625 * doc/passes.texi: Fix gcc.info cross-reference.
3627 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3629 PR tree-optimization/30835
3630 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3631 bb_for_stmt is not NULL before accessing it.
3633 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3635 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3638 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3641 * doc/install.texi: Document --enable-stage1-languages
3643 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3645 * tree-pass.h (pass_into_cfg_layout_mode,
3646 pass_outof_cfg_layout_mode): Declare.
3647 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3648 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3649 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3650 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3652 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3654 * c-decl.c (warn_variable_length_array): New function.
3655 Refactored from grokdeclarator to handle warn_vla
3656 and handle unnamed array case.
3657 (grokdeclarator): Refactored VLA warning case.
3658 * c.opt (Wvla): New flag.
3659 * doc/invoke.texi (Wvla): New warning.
3661 2007-03-12 Richard Henderson <rth@redhat.com>
3663 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3664 (TARGET_SECTION_TYPE_FLAGS): New.
3666 2007-03-12 Richard Henderson <rth@redhat.com>
3668 * config/darwin.c (machopic_reloc_rw_mask): New.
3669 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3670 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3672 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3674 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3675 * cppdefault.h (cpp_PREFIX): Document.
3676 (cpp_PREFIX_len): Likewise.
3677 (cpp_EXEC_PREFIX): New variable.
3678 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3679 * c-incpath.c (add_standard_paths): Correct logic for relocating
3680 paths within prefix.
3682 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3684 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3685 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3687 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3688 fix_truncdfdi_sse using SSEMODEF mode macro.
3689 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3690 fix_truncdfsi_sse using SSEMODEF mode macro.
3691 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3692 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3694 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3696 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3699 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3701 * tree.h : Add multiple_of_p declaration.
3702 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3703 * ipa-type-escape.c (results_of_malloc): Redundant.
3704 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3705 (cast_type): Extended with new members.
3706 (check_cast): Returns cast_type.
3707 (cast): New structure for data of walk_use_def_chains.
3708 (is_malloc_result, is_cast_from_non_pointer_1,
3709 is_cast_from_non_pointer,
3710 is_array_access_through_pointer_and_index): New functions.
3711 (look_for_casts): Returns cast types.
3712 (check_call): Returns void.
3713 (okay_pointer_operation): Use support of pointer plus index,
3714 pointer plus constant and allow all multiplications.
3716 2007-03-11 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/31115
3719 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3720 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3721 A shift count of zero is not special as with *_DIV_EXPR.
3722 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3725 2007-03-11 Ian Lance Taylor <iant@google.com>
3727 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3728 the *_DIV_EXPR codes correctly with overflow infinities.
3730 2007-03-11 Ira Rosen <irar@il.ibm.com>
3732 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3733 indicate success/failure of the analysis. Add negation to subtrahend
3734 in case of subtraction. Fail if both operands contain constants.
3735 (create_data_ref): Fail if analyze_offset fails.
3737 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/i386.md (frndintxf2): Rename to ...
3740 (rintxf2): ... this. Remove expander having same name.
3741 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3742 (roundsf2, rounddf2): Ditto.
3743 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3744 (lround<mode>di2, lround<mode>si2): Ditto.
3746 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3748 * lower-subreg.c: Include except.h.
3749 (decompose_multiword_subregs): Verify that the only control flow
3750 insns we can split are loads to multi-words pseudos.
3751 Handle breaking such blocks after splitting, instead of calling
3752 find_many_sub_basic_blocks.
3754 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3755 on the new basic block. Add a lengthy comment explaining why we
3756 thought this was necessary.
3757 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3759 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3762 * tree.c (walk_type_fields): Recurse into the element type of
3763 ARRAY_TYPEs if there is a pointer set.
3765 2007-03-10 Dirk Mueller <dmueller@suse.de>
3767 * c-common.c (warn_logical_operator): Fix condition.
3769 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3771 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3773 * config/darwin.c (machopic_select_section): Remove superfluous
3774 argument in call to categorize_decl_for_section. Remove unused
3777 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3779 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3781 * configure: Regenerate.
3783 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3787 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3788 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3789 Add LABEL_NUSES to emitted label.
3790 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3791 branch probability value to emitted jump insn.
3792 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3793 Do not check life information and do not re-arrange input operands
3794 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3796 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3798 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3799 the change of decode_asm_operands.
3801 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3803 * mode-switching.c (create_pre_exit): Skip blockage insn.
3805 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3807 * tree-pass.h (TODO_update_smt_usage): Remove.
3809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3813 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3815 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3816 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3817 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3820 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3822 * gcc.c: Document %{, in big comment at top.
3823 (input_suffix_matches): Remove special handling for .s and
3825 (input_spec_matches): New.
3826 (handle_braces): Handle %{,.
3827 (validate_switches): ',' indicates a value which is not a switch.
3828 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3829 to detect assembler input.
3830 * config/i386/sol2.h (CPP_SPEC): Likewise.
3831 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3832 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3833 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3834 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3835 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3836 -m64 causes deployment target to default to 10.5.
3837 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3839 2007-03-09 Richard Henderson <rth@redhat.com>
3842 * target.h (targetm.asm.out.reloc_rw_mask): New.
3843 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3844 (TARGET_ASM_OUT): Use it.
3845 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3846 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3847 use the new reloc_rw_mask target hook instead.
3848 (default_section_type_flags_1): Merge into...
3849 (default_section_type_flags): ... here.
3850 (decl_readonly_section_1): Merge into...
3851 (decl_readonly_section): ... here.
3852 (default_elf_select_section_1): Merge into...
3853 (default_elf_select_section): ... here.
3854 (default_unique_section_1): Merge into...
3855 (default_unique_section): ... here.
3856 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3857 (default_select_rtx_section): Use it.
3858 (default_elf_select_rtx_section): Likewise.
3859 * output.h: Update to match.
3860 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3861 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3862 (TARGET_ASM_RELOC_RW_MASK): New.
3863 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3864 to categorize_decl_for_section.
3865 (x86_64_elf_unique_section): Likewise.
3866 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3867 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3868 (TARGET_ASM_RELOC_RW_MASK): New.
3869 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3870 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3871 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3872 (TARGET_RWRELOC): Remove.
3873 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3874 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3875 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3876 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3877 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3878 (rs6000_xcoff_select_section): Use decl_readonly_section.
3879 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3880 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3881 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3882 (TARGET_SECTION_TYPE_FLAGS): Remove.
3883 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3885 2007-03-09 Roger Sayle <roger@eyesopen.com>
3887 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3888 complex constant equality/inequality comparisons for here.
3889 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3890 known at compile-time or can be simplified to a scalar comparison.
3891 (fold_relational_const): Move compile-time evaluation of complex
3892 constant equality/inequality comparisons to here.
3894 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3896 PR rtl-optimization/30643
3897 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3899 (fold_rtx): Recurse, like before 2006-11-03.
3901 2007-03-09 DJ Delorie <dj@redhat.com>
3903 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3906 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3908 PR tree-optimization/30375
3909 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3910 LHS of statements is not the same.
3911 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3913 2007-03-09 Chao-ying Fu <fu@mips.com>
3915 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3917 * doc/invoke.texi (-mdspr2): Document new option.
3918 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3919 New unspec for DSP REV 2.
3920 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3921 these instructions are extended in DSP REV 2.
3922 (mips-dspr2.md): Include.
3923 * config/mips/mips.opt (mdspr2): New option.
3924 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3925 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3926 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3927 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3928 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3929 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3930 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3932 (bdesc_map): Add one field of unsupported_target_flags.
3933 (bdesc_arrays): Update entries to have extra fields. Add
3935 (mips_init_builtins): Initialize new function types.
3936 Check unsupported_target_fileds to filter out builtins.
3937 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3939 (ASM_SPEC): Pass mdspr2 to the assembler.
3940 * config/mips/mips-dspr2.md: New file.
3942 2007-03-09 Sa Liu <saliu@de.ibm.com>
3944 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3946 2007-03-09 Ian Lance Taylor <iant@google.com>
3948 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3949 argument) like -Wstrict-overflow=2.
3950 * doc/invoke.texi (Warning Options): Update documentation.
3952 2007-03-09 Dirk Mueller <dmueller@suse.de>
3955 * doc/invoke.texi (-Wlogical-op): Document.
3956 * common.opt (-Wlogical-op): New.
3957 * c-common.h (warn_logical_operator): Declare.
3958 * c-common.c (warn_logical_operator): Define.
3959 * c-typeck.c (parser_build_binary_op): Call
3960 warn_logical_operator.
3962 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3964 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3965 * final.c (final_scan_insn): Test for non-"" file name.
3967 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3969 * doc/loop.texi: Document the Omega linear constraints solver.
3970 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3971 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3972 omega-hash-table-size, omega-max-keys, and
3973 omega-eliminate-redundant-constraints.
3974 * tree-pass.h (pass_check_data_deps): Declared.
3977 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3978 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3979 pass_check_data_deps): New.
3980 * tree-data-ref.c (init_data_ref): Remove declaration.
3981 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3982 (analyze_array): Renamed init_array_ref, move up initializations.
3983 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3984 Removed arguments that are set to NULL.
3985 (analyze_indirect_ref): Correct indentation, correct call to
3987 (object_analysis): Call init_array_ref instead of analyze_array.
3988 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3989 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3990 of DR_ACCESS_FNS_ADDR.
3991 (init_omega_eq_with_af, omega_extract_distance_vectors,
3992 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3993 ddr_consistent_p): New.
3994 (compute_affine_dependence): Check consistency of ddrs when
3995 flag_check_data_deps is passed.
3996 (analyze_all_data_dependences): Uncomment.
3997 (tree_check_data_deps): New.
3998 * tree-data-ref.h: Include omega.h.
3999 (DR_ACCESS_FNS_ADDR): Removed.
4000 (data_dependence_relation): Add inner_loop.
4001 (DDR_INNER_LOOP): New.
4002 * common.opt (fcheck-data-deps): New.
4003 * tree-flow.h (tree_check_data_deps): Declare.
4004 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4005 (OBJS-common): Depend on omega.o.
4007 * passes.c (pass_check_data_deps): Scheduled.
4008 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4009 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4010 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4011 PARAM_VECT_MAX_VERSION_CHECKS,
4012 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4014 2007-03-09 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/30904
4018 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4019 the same way as *_DIV_EXPR.
4021 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4023 * recog.c (decode_asm_operands): No mixed declarations and code.
4025 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4027 * rtl.def (ASM_INPUT): Add location.
4028 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4029 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4030 (decode_asm_operands): Add loc operand.
4031 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4032 * stmt.c (expand_asm): Rename to...
4033 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4034 gen_rtx_ASM_INPUT_loc.
4035 (expand_asm_expr): Adjust.
4036 * recog.c (decode_asm_operands): Add loc operand.
4037 (check_asm_operands, extract_insn): Adjust.
4038 * reload1.c (maybe_fix_stack_asms): Likewise.
4039 * final.c (asm_insn_count): Likewise.
4040 (final_scan_insn): Output # line before and after asm.
4042 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4044 * tree-ssa-structalias.c (variable_info): Remove
4046 (new_var_info): Ditto.
4047 (shared_bitmap_info_t): New structure.
4048 (shared_bitmap_table): New variable.
4049 (shared_bitmap_hash): New function.
4050 (shared_bitmap_eq): Ditto
4051 (shared_bitmap_lookup): Ditto.
4052 (shared_bitmap_add): Ditto.
4053 (merge_smts_into): Change to take bitmap directly.
4054 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4055 (init_alias_vars): Init shared bitmap hashtable.
4056 (delete_points_to_sets): Delete shared bitmap hashtable.
4057 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4058 is_aliased removal as a change that was still necessary was
4061 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4063 * config/i386/i386.h (override_options): Conditionally disable
4064 x86_sahf for 64bit targets only.
4066 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4069 * c-decl.c (merge_decls): Don't call make_var_volatile.
4070 * varasm.c (make_var_volatile): Remove.
4071 * output.h (make_var_volatile): Remove.
4073 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4075 PR tree-optimization/31085
4076 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4078 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4080 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4081 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4082 ATTR_CONST_NOTHROW_LIST.
4084 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4087 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4089 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4091 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4094 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4096 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4097 passed, use shared libgcc.
4099 2007-03-08 Roger Sayle <roger@eyesopen.com>
4101 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4102 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4103 (honor_protect_cleanup_actions, lower_try_finally_switch):
4105 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4106 ifc_temp_var): Likewise.
4107 * tree-inline.c (setup_one_parameter): Likewise.
4108 * tree-mudflap.c (mf_decl_cache_locals,
4109 mf_build_check_statement_for): Likewise.
4110 * tree-nested.c (init_tmp_var, save_tmp_var,
4111 finalize_nesting_tree_1): Likewise.
4112 * tree-outof-ssa.c (insert_copy_on_edge,
4113 insert_backedge_copies): Likewise.
4114 * tree-profile.c (tree_gen_edge_profiler,
4115 tree_gen_ic_profiler): Likewise.
4116 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4117 * tree-sra.c (sra_build_assignment): Likewise.
4118 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4119 * tree-ssa-math-opts.c (insert_reciprocals,
4120 execute_cse_sincos_1): Likewise.
4121 * tree-tailcall.c (adjust_accumulator_values,
4122 adjust_return_value): Likewise.
4123 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4124 * tree-vect-transform.c (vect_create_data_ref_ptr,
4125 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4126 vect_create_epilog_for_reduction, vectorizable_reduction,
4127 vectorizable_call, vectorizable_conversion,
4128 vectorizable_assignment, vectorizable_operation,
4129 vectorizable_type_demotion, vect_gen_widened_results_half,
4130 vect_permute_store_chain, vectorizable_store,
4131 vect_setup_realignment, vect_permute_load_chain,
4132 vectorizable_load, vectorizable_condition,
4133 vect_create_cond_for_align_checks): Likewise.
4134 * tree-vrp.c (build_assert_expr_for): Likewise.
4136 2007-03-08 Ian Lance Taylor <iant@google.com>
4138 * tree-vrp.c: Include "intl.h".
4139 (usable_range_p): New static function.
4140 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4141 overflowed values, juts set *strict_overflow_p.
4142 (compare_values): Only return -2 if one of the operands is not a
4144 (compare_ranges): Call usable_range_p.
4145 (compare_range_with_value): Likewise.
4146 (vrp_evaluate_conditional_warnv): Rename from
4147 vrp_evaluate_conditional. Make static. Change all callers.
4148 (vrp_evaluate_conditional): New function.
4149 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4151 (simplify_abs_using_ranges): Likewise.
4152 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4153 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4154 within_stmt parameter.
4155 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4156 vrp_evaluate_conditional.
4157 * tree-ssa-threadedge.c
4158 (record_temporary_equivalences_from_stmts_at_dest): Change
4159 simplify parameter to take a second tree parameter.
4160 (simplify_control_stmt_condition): Likewise.
4161 (thread_across_edge): Likewise.
4162 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4163 (thread_across_edge): Likewise.
4164 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4166 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4168 * config/i386/i386.h (TARGET_SAHF): New define.
4169 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4170 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4171 (x86_sahf): New global variable.
4172 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4173 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4174 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4175 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4177 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4178 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4179 when expanding fcomi/sahf based tests.
4180 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4181 expanding sahf based alternative. Emit sahf based sequence when
4182 optimizing for code size.
4183 * config/i386/i386.md (x86_sahf_1): Do not disable for
4184 TARGET_64BIT, enable for TARGET_SAHF.
4186 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4188 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4189 spurious whitespace from error message.
4191 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4194 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4196 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4198 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4200 * tree-sra.c (instantiate_element): Propagate disabled warnings
4201 from the element itself to the created variable.
4203 2007-03-07 Richard Henderson <rth@redhat.com>
4206 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4207 silently fix up the stack in the case of a missing register.
4209 2007-03-07 Paul Brook <paul@codesourcery.com>
4211 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4213 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4215 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4217 (phase1_vrs): Use them.
4218 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4219 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4220 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4221 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4222 __gnu_Unwind_Restore_WMMXC if required.
4223 (_Unwind_VRS_Pop): Implement iWMMXt support.
4224 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4225 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4226 gnu_Unwind_Save_WMMXC): Define.
4228 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4230 * config/vxworks.h (vxworks_override_options): Declare.
4231 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4232 * config/vxworks.c: Include target.h and toplev.h.
4233 (vxworks_override_options): New function.
4234 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4236 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4238 * config/s390/s390.c (override_options): Don't emit an error when
4239 -mstack-size is used without providing -mstack-guard.
4240 (s390_emit_prologue): Choose stack_guard value automatically if not
4241 provided via command line.
4242 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4244 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4246 * config/i386/i386.c (output_set_got): Add a GOT initialization
4247 sequence for VxWorks PIC.
4248 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4249 around labels as well as symbols. Use gotoff_operand instead
4250 of local_symbolic_operand.
4251 (legitimize_pic_address): Use gotoff_operand instead of
4252 local_symbolic_operand. Use @GOT accesses for labels as
4254 (ix86_output_addr_diff_elt): Use PC-relative rather than
4255 GP-relative offsets for VxWorks PIC.
4256 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4257 no_new_pseudos. Check whether the returned register is op0.
4258 * config/i386/i386.md (tablejump): Use PC-relative rather than
4259 GP-relative offsets for VxWorks PIC.
4260 * config/i386/predicates.md (gotoff_operand): New predicate.
4262 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4264 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4266 * config/vxworks-dummy.h: New file.
4267 * config/i386/i386.h: Include it.
4269 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4271 * dwarf2out.c (is_inlined_entry_point): New
4272 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4273 DW_AT_ranges if the first subblock is the entry point.
4275 2007-03-06 David Daney <ddaney@avtrex.com>
4277 * doc/install.texi (mips-*-*): Change recommended binutils
4280 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4282 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4283 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4285 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4286 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4288 2007-03-06 Jan Hubicka <jh@suse.cz>
4290 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4291 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4293 (probably_cold_bb_p): Cold functions are cold.
4294 (probably_never_executed_bb_p): Cold functions are cold.
4295 (tree_bb_level_predictions): Predict calls to cold functions as not
4297 (compute_function_frequency): Check hot/cold attributes.
4298 * function.h (function_frequency): Update comments.
4299 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4300 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4301 (c_common_att): Add cold and hot.
4303 * doc/extend.texi (hot,cold attributes): Document.
4305 2007-03-06 Andrew Haley <aph@redhat.com>
4307 * function.c (expand_function_end): Move blockage to just after we
4308 emit the label for the naked return from the function.
4310 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4312 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4315 2007-03-06 Jan Hubicka <jh@suse.cz>
4317 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4318 loaded for constant large models. Non-large 64bit PIC can do.
4319 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4320 * cmodel.h: Add LARGE PIC.
4321 * i386.md (UNSPEC_PLTOFF): New.
4322 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4324 (*call_1_rex64): Disable for large models.
4325 (*call_1_rex64_large): New.
4326 (*call_value_1_rex64): Disable for large models.
4327 (*call_value_1_rex64_large): New.
4328 (set_rip_rex4): New.
4329 (set_got_offset_rex64): New.
4330 * predicates.md (constant_call_address_operand): For large model
4331 constant calls are not possible.
4332 * i386-protos.h (construct_plt_address): Declare.
4333 * i386.c (override_options): Accept large models.
4334 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4335 (legitimate_constant_p): Add new UNSPECs.
4336 (legitimate_pic_operand_p): Likewise.
4337 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4338 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4340 (output_pic_addr_const): Add PLTOFF.
4341 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4342 (ix86_expand_move): Legitimize pic address when in PIC mode.
4343 (construct_plt_address): New function.
4344 (ix86_expand_call): Offload the address to register and use GOT pointer
4346 * invoke.texi (mcmodel=large): Update documentation.
4348 2007-03-06 Richard Henderson <rth@redhat.com>
4350 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4351 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4352 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4353 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4354 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4355 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4356 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4357 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4358 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4359 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4360 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4361 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4362 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4363 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4364 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4365 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4366 x86_schedule, x86_use_bt, x86_pad_returns,
4367 x86_use_xchgb): Merge into ...
4368 (ix86_tune_features): ... here. New array.
4369 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4370 x86_bswap): Merge into ...
4371 (ix86_arch_features): ... here. New array.
4372 (x86_3dnow_a): Remove.
4373 (x86_accumulate_outgoing_args): Make static.
4374 (x86_arch_always_fancy_math_387): Make static.
4375 (ix86_tune_mask, ix86_arch_mask): Move ...
4376 (override_options): ... to local variables here. Apply the
4377 appropriate mask to each element of ix86_arch_features and
4378 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4379 as were done in the old macros.
4380 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4381 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4382 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4383 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4384 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4385 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4386 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4387 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4388 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4389 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4390 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4391 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4392 x86_accumulate_outgoing_args, x86_prologue_using_move,
4393 x86_epilogue_using_move, x86_decompose_lea,
4394 x86_arch_always_fancy_math_387, x86_shift1,
4395 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4396 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4397 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4398 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4399 x86_use_incdec, x86_pad_returns, x86_bswap,
4400 x86_partial_flag_reg_stall): Remove.
4401 (enum ix86_tune_indices): New.
4402 (ix86_tune_features): New.
4403 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4404 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4405 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4406 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4407 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4408 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4409 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4410 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4411 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4412 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4413 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4414 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4415 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4416 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4417 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4418 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4419 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4420 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4421 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4422 TARGET_EXT_80387_CONSTANTS): Use it.
4423 (enum ix86_arch_indices): New.
4424 (ix86_arch_features): New.
4425 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4426 TARGET_BSWAP): Use it.
4427 (ix86_tune_mask, ix86_arch_mask): Remove.
4429 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4432 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4433 Define using $${sysroot_headers_suffix}.
4434 * configure: Regenerate.
4435 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4436 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4438 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4439 * gcc.c (print_sysroot_headers_suffix): New.
4440 (option_map): Include --print-sysroot-headers-suffix.
4441 (display_help): Mention -print-sysroot-headers-suffix.
4442 (process_command): Handle -print-sysroot-headers-suffix.
4443 (do_spec_1): Append multilib directory to include-fixed path if
4444 sysroot suffixes in use.
4445 (main): Handle -print-sysroot-headers-suffix.
4446 * Makefile.in (start.encap): Don't depend on xlimits.h
4447 (xlimits.h): Remove.
4448 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4449 limits.h for each multilib in fixinc_list.
4450 (fixinc_list, s-fixinc_list): New.
4451 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4452 generate them for each multilib in fixinc_list.
4453 (stmp-fixproto): Use include-fixed. Run fixproto for each
4454 multilib in fixinc_list.
4455 (mostlyclean): Don't remove xlimits.h.
4456 (clean): Remove include-fixed.
4457 (real-install-headers-tar, real-install-headers-cpio,
4458 real-install-headers-cp): Don't copy include, only include-fixed.
4459 (install-mkheaders): Depend on fixinc_list. Don't depend on
4460 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4461 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4462 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4464 2007-03-06 Jan Hubicka <jh@suse.cz>
4466 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4471 * configure.ac: Allow tm_file to contain build-directory files.
4472 * configure: Regenerate.
4473 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4474 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4475 * config/m68k/print-sysroot-suffix.sh: New file.
4477 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4479 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4480 of pic_offset_table_rtx if reload_completed.
4481 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4482 PIC_OFFSET_TABLE_REGNUM.
4483 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4485 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4486 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4488 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4490 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4491 functions that call eh_return.
4493 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4495 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4496 functions that need a constant pool.
4498 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4501 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4502 (m68k_preferred_reload_class): Likewise.
4503 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4504 (SECONDARY_RELOAD_CLASS): Define.
4505 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4506 (LIMIT_RELOAD_CLASS): Delete.
4507 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4508 registers from storing bytes.
4509 (m68k_secondary_reload_class): New function.
4510 (m68k_preferred_reload_class): Likewise.
4512 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4514 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4516 (m68k_expand_prologue): Likewise.
4518 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4520 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4521 (mips_expand_epilogue): Add a bool parameter.
4522 (m68k_legitimize_sibcall_address): Declare.
4523 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4524 (m68k_expand_epilogue): Add a parameter to select between sibling
4525 and normal epilogues. Only generate a return for the latter.
4526 (m68k_ok_for_sibcall_p): New function.
4527 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4528 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4529 (sibcall_value, *sibcall_value): Likewise.
4530 (*call, *call_value): Require !SIBLING_CALL_P.
4531 (epilogue): Update call to m68k_expand_epilogue.
4532 (sibcall_epilogue): New pattern.
4533 * config/m68k/predicates.md (const_call_operand): Say that this
4534 predicate applies to sibling calls too.
4535 (sibcall_operand): New predicate.
4537 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4539 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4540 alternatives as movsi_cf.
4541 (movsf_cf_hard): Add commentary.
4543 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4544 Richard Sandiford <richard@codesourcery.com>
4546 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4547 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4548 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4549 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4550 as being live on exit from an interrupt function.
4551 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4552 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4553 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4554 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4555 (m68k_interrupt_function_p): Globalize.
4556 (m68k_compute_frame_layout): Remove reverse mask code.
4557 (m68k_emit_movem, m68k_set_frame_related): New functions.
4558 (m68k_output_function_prologue): Delete in favor of...
4559 (m68k_expand_prologue): ...this new function.
4560 (m68k_output_function_epilogue): Delete in favor of...
4561 (m68k_expand_epilogue): ...this new function.
4562 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4564 (print_operand): Handle %?.
4565 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4566 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4567 (prologue, epilogue): New patterns.
4568 (return): Turn into a define_expand.
4569 (*return): New pattern, derived from old "return" pattern. Use rte
4570 rather than rts for interrupt functions. Only use rtd if the pop
4572 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4573 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4574 (link, *link, unlink, *unlink, load_got): Likewise.
4576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4580 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4581 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4582 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4583 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4584 and m68k_matches_u_p.
4585 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4586 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4587 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4588 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4589 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4590 (REG_STRICT_P): New macro.
4591 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4592 PCREL_GENERAL_OPERAND_OK.
4593 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4594 m68k_legitimate_base_reg_p.
4595 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4596 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4597 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4598 * config/m68k/m68k.c (m68k_address): New structure.
4599 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4600 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4601 (m68k_jump_table_ref_p, m68k_decompose_address)
4602 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4603 (m68k_matches_u_p): New functions.
4604 (print_operand_address): Rewrite to use m68k_decompose_index.
4606 2007-03-05 David Taylor <dtaylor@emc.com>
4608 * gcc.c: Correct copyright date in --version output.
4610 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4612 * pa.md: In unamed move patterns, disparge copies between general
4613 and floating point registers using '?' modifier. Don't include 'f'
4614 constraint for register preferences in DImode, SImode, HImode and
4615 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4616 Remove constraints for copies between general and floating registers
4617 in soft-float DFmode pattern.
4618 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4622 2007-03-05 Mike Stump <mrs@apple.com>
4624 * c-common.c (targetcm): Add.
4625 * c-opts.c (c_common_handle_option): Handle language specific
4627 * opts.c (handle_option): Verify language for target options, if
4629 * opth-gen.awk: Add CL_LANG_ALL.
4630 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4631 (TARGETCM_INITIALIZER): Add.
4632 * target.h (struct gcc_targetcm): Add.
4634 * targhooks.c (default_handle_c_option): Add.
4635 * targhooks.h (default_handle_c_option): Add.
4636 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4638 * config/darwin.opt (iframework): Add.
4639 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4640 * config/darwin-c.c (handle_c_option): Add.
4641 (TARGET_HANDLE_C_OPTION): Add.
4643 * doc/invoke.texi (Darwin Options): Add -iframework.
4645 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4647 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4650 2007-03-05 Ian Lance Taylor <iant@google.com>
4652 * c.opt (fgnu89-inline): New option.
4653 * c-opts.c (c_common_post_options): Set default value for
4655 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4656 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4658 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4659 (grokdeclarator, start_function): Likewise.
4660 * c-cppbuiltin.c (c_cpp_builtins): Define either
4661 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4662 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4663 (C Dialect Options): Document -fgnu89-inline.
4664 * doc/extend.texi (Function Attributes): Explain what the
4665 gnu_inline attribute does.
4666 * doc/cpp.texi (Common Predefined Macros): Document
4667 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4669 2007-03-05 Ian Lance Taylor <iant@google.com>
4671 PR tree-optimization/31034
4672 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4673 half-range if the other side is an overflow infinity.
4675 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4677 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4678 (bfin*-linux-uclibc*): New configuration.
4679 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4681 * config/bfin/linux.h: New file.
4682 * config/bfin/libgcc-bfin.ver: New file.
4683 * config/bfin/t-bfin-uclinux: New file.
4684 * config/bfin/t-bfin-linux: New file.
4685 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4686 (TARGET_OS_CPP_BUILTINS): New macro.
4688 2007-03-05 Richard Guenther <rguenther@suse.de>
4690 * fold-const.c (fold_binary): Remove duplicate folding
4691 of comparison of non-null ADDR_EXPR against null.
4693 2007-03-05 Richard Guenther <rguenther@suse.de>
4694 Dorit Nuzman <dorit@il.ibm.com>
4696 PR tree-optimization/26420
4697 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4698 are no loops in the function. Only print the number of
4699 vectorized loops if it is greater than zero or we are supposed
4700 to print information about unvectorized loops.
4702 2007-03-05 Revital Eres <eres@il.ibm.com>
4704 * gcc.dg/var-expand1.c: New test.
4705 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4706 when an accumulator is expanded.
4708 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4711 * c-common.c (convert_and_check): Don't give warnings for
4712 conversion if 'expr' already overflowed.
4714 2007-03-04 Roger Sayle <roger@eyesopen.com>
4717 * fold-const.c (fold_comparison): Enforce type consistency when
4718 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4720 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4722 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4723 containing a cast to the base of TARGET_MEM_REF.
4725 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4727 * tree.c (tree_contains_struct_check_failed): Remove spurious
4728 whitespace from error message.
4730 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4733 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4734 instead of precision.
4736 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4737 Nathan Sidwell <nathan@codesourcery.com>
4739 * emit-rtl.c (find_auto_inc): New.
4740 (try_split): recreate REG_INC notes,
4741 Use regular for loops rather than whiles.
4743 2007-03-03 Andreas Schwab <schwab@suse.de>
4745 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4746 * configure: Regenerate.
4748 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4750 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4751 flag_rounding_math, not flag_unsafe_math_optimizations.
4753 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4755 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4756 alpha_fold_vector_minmax): Likewise.
4757 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4758 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4760 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4762 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4763 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4764 if the lhs has side-effects.
4765 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4767 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4769 * config/i386/i386.h (TUNEMASK): Remove define.
4770 (ARCHMASK): Remove define.
4771 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4772 Use ix86_arch_mask variable instead of ARCHMASK.
4773 * config/i386/i386.c (override_options): Ditto.
4774 (standard_80387_constant_p): Ditto.
4776 2007-03-02 Ian Lance Taylor <iant@google.com>
4778 Used signed infinities in VRP.
4779 * tree-vrp.c (uses_overflow_infinity): New static function.
4780 (supports_overflow_infinity): New static function.
4781 (make_overflow_infinity): New static function.
4782 (negative_overflow_infinity): New static function.
4783 (positive_overflow_infinity): New static function.
4784 (is_negative_overflow_infinity): New static function.
4785 (is_positive_overflow_infinity): New static function.
4786 (is_overflow_infinity): New static function.
4787 (overflow_infinity_range_p): New static function.
4788 (compare_values_warnv): New function split out of compare_values.
4789 (compare_value): Call it.
4790 (set_value_range_to_nonnegative): Add overflow_infinity
4791 parameter. Change caller.
4792 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4794 (vrp_expr_computes_nonzero): Likewise.
4795 (compare_ranges, compare_range_with_value): Likewise.
4796 (compare_name_with_value, compare_names): Likewise.
4797 (vrp_evaluate_conditional): Likewise.
4798 (set_value_range): Handle infinity
4799 (vrp_operand_equal_p, operand_less_p): Likewise.
4800 (extract_range_from_assert): Likewise.
4801 (vrp_int_const_binop): Likewise.
4802 (extract_range_from_binary_expr): Likewise.
4803 (extract_range_from_unary_expr): Likewise.
4804 (extract_range_from_comparison): Likewise.
4805 (extract_range_from_expr): Likewise.
4806 (dump_value_range): Likewise.
4807 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4808 (test_for_singularity): Likewise.
4809 (vrp_int_const_binop): Remove inline qualifier.
4810 (adjust_range_with_scev): Add comment.
4811 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4813 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4815 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4816 (get_constraint_for): Likewise.
4817 (do_structure_copy): Likewise.
4818 (find_func_aliases): Fix references to MODIFY_EXPR.
4819 (intra_create_variable_infos): Tidy.
4820 * tree-ssa-operands.c (add_virtual_operand): Add argument
4822 When adding members of alias sets, if IS_CALL_SITE is true and
4823 the symbol is not call-clobbered, skip it.
4826 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4828 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4829 entry by means of emit_insn_at_entry.
4831 2007-03-02 Richard Henderson <rth@redhat.com>
4833 * expr.h (promoted_input_arg): Remove decl.
4834 * function.c (promoted_input_arg): Merge into ...
4835 * combine.c (setup_incoming_promotions): ... only caller.
4836 Rearrange to avoid double loop.
4838 2007-03-02 Ben Elliston <bje@au.ibm.com>
4839 Peter Bergner <bergner@vnet.ibm.com>
4840 Janis Johnson <janis187@us.ibm.com>
4842 * config/rs6000/dfp.md: New file.
4843 * config/rs6000/rs6000.md: Include dfp.md.
4844 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4845 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4846 and TDmode decimal float modes in FP registers.
4847 (num_insns_constant): Likewise.
4848 (rs6000_legitimate_offset_address_p): Likewise.
4849 (rs6000_legitimize_address): Likewise.
4850 (rs6000_legitimize_reload_address): Likewise.
4851 (rs6000_legitimate_address): Likewise.
4852 (rs6000_emit_move): Likewise.
4853 (function_arg_boundary): Likewise.
4854 (function_arg_advance): Likewise.
4855 (rs6000_darwin64_record_arg_recurse): Likewise.
4856 (function_arg): Likewise.
4857 (rs6000_gimplify_va_arg): Likewise.
4858 (rs6000_split_multireg_move): Likewise.
4859 (rs6000_output_function_epilogue): Likewise.
4860 (rs6000_output_function_epilogue): Likewise.
4861 (rs6000_register_move_cost): Likewise.
4862 (rs6000_function_value): Likewise.
4863 (rs6000_libcall_value): Likewise.
4865 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4867 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4869 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4871 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4872 Use $MULTIDIR to choose between the kernel and RTP headers,
4873 and use $WIND_BASE and $WIND_USR to locate them.
4875 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4877 * config/i386/i386.c (override_options): Put initialization of
4878 ix86_tune_mask and ix86_arch_mask to the correct place.
4880 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4881 Michael Meissner <michael.meissner@amd.com>
4884 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4886 (TARGET_CMOVE): Use ARCHMASK.
4887 (TARGET_CMPXCHG): Ditto.
4888 (TARGET_CMPXCHG8B): Ditto.
4889 (TARGET_XADD): Ditto.
4890 (TARGET_BSWAP): Ditto.
4891 * config/i386/i386.c (ix86_tune_mask): New global variable.
4892 (ix86_arch_mask): Ditto.
4893 (override_options): Initialize ix86_tune_mask and
4894 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4897 2007-03-02 Ben Elliston <bje@au.ibm.com>
4900 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4902 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4904 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4905 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4906 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4907 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4909 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4910 rs6000_init_dwarf_reg_sizes_extra): New.
4911 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4912 SPE register high parts.
4914 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4916 * Makefile.in: Add install-pdf target as
4917 copied from automake v1.10 rules.
4918 * configure.ac: Add install-pdf to target list.
4919 * configure: Regenerate.
4921 2007-03-01 Paul Brook <paul@codesourcery.com>
4923 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4924 modes to LDRD for DImode.
4925 (output_move_double): Fixup out of range ldrd/strd.
4926 (vfp_secondary_reload_class): Rename...
4927 (coproc_secondary_reload_class): ... to this. Add wb argument.
4928 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4929 coproc_secondary_reload_class for CLASS_IWMMXT.
4930 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4931 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4933 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4935 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4936 factor by the estimated number of iterations.
4937 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4940 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4941 decode_caches_intel, detect_caches_intel): New functions.
4942 (host_detect_local_cpu): Use detect_caches_amd and
4943 detect_caches_intel.
4945 2007-03-01 Richard Henderson <rth@redhat.com>
4947 * expr.c (emit_move_complex_push): Export.
4948 (emit_move_complex_parts): Split out from ...
4949 (emit_move_complex): ... here.
4950 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4951 * config/i386/i386.md (movcdi): New.
4953 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4955 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4956 size of mode1 to check for tieable modes in MMX case.
4958 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4960 * Makefile.in (rtlanal.o): Depend on tree.h.
4961 * rtl.h (offset_within_section_p, split_const): Declare.
4962 * rtlanal.c: Include tree.h.
4963 (offset_within_block_p): New function, taken from
4964 mips_offset_within_object_p.
4965 (split_const): New function, taken from mips_split_const.
4966 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4968 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4969 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4970 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4971 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4972 (m68k_illegitimate_symbolic_constant_p): New function.
4973 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4974 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4975 symbolic constant that might be outside the symbol's section,
4976 move the symbol first and then add the offset.
4977 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4979 * config/mips/mips.c (mips_split_const): Delete.
4980 (mips_offset_within_object_p): Delete.
4981 (mips_symbolic_constant_p): Use offset_within_section_p and
4982 split_const instead of mips_offset_within_object_p and
4984 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4985 (mips_legitimize_const_move, print_operand_reloc)
4986 (mips_dangerous_for_la25_p): Use split_const instead of
4989 2007-02-28 Eric Christopher <echristo@apple.com>
4991 * Makefile.in (install-include-dir): Don't rm -rf include.
4993 2007-02-28 Richard Guenther <rguenther@suse.de>
4996 * fold-const.c (fold_binary): Do not associate expressions
4997 with more than one variable for integer types that do not wrap.
4999 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5001 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5002 Delete, and replace with...
5003 (fold_builtin_call_array): This. Update callers to use it.
5004 * fold-const.c (fold_build_call_list): Delete, and replace with...
5005 (fold_build_call_array): This.
5006 (fold_build_call_list_initializer): Delete, and replace with...
5007 (fold_build_call_array_initializer): This.
5008 * tree.h: Update declarations to reflect above changes.
5010 * c-typeck.c (build_function_call): Store converted arguments
5011 in a stack-allocated array instead of building a list.
5012 (convert_arguments): Store arguments in the array passed in as an
5013 argument, and return the actual number of arguments.
5014 * c-format.c: (check_function_format): Pass arguments in an
5015 array instead of a list.
5016 * c-common.c (check_function_nonnull): Likewise.
5017 (check_function_sentinel): Likewise.
5018 (check_function_arguments): Likewise.
5019 * c-common.h: Update declarations to reflect above changes.
5021 2007-02-28 Jan Hubicka <jh@suse.cz>
5023 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5024 PRED_NEGATIVE_RETURN): Update outcomes.
5026 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5028 * calls.c (emit_library_call_value_1): Handle partial registers
5029 correctly when building up CALL_INSN_FUNCTION_USAGE.
5031 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5033 * pa/predicates.md (move_src_operand): Allow zero for mode.
5034 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5037 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5040 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5041 *movv2df_internal): Enable pattern only for valid operand
5043 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5044 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5046 2007-02-27 Mike Stump <mrs@apple.com>
5048 * config/darwin-crt3.c: Avoid compilation when compiling for a
5051 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5053 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5055 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5056 for fixed headers and limits.h.
5057 (install-include-dir, install-headers-tar, install-headers-cpio,
5058 install-headers-cp, real-install-headers-tar,
5059 real-install-headers-cpio, real-install-headers-cp): Handle
5060 include-fixed as well as include.
5061 (install-mkheaders): Don't install files that go only in include
5063 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5064 from GCC_INCLUDE_DIR.
5065 * gcc.c (process_command): Remove special -BstageN/ handling.
5066 (do_spec_1): Add include-fixed directories.
5068 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5070 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5072 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5074 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5077 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5079 * c-common.c (get_priority): Add check for
5080 SUPPORTS_INIT_PRIORITY.
5082 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5084 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5086 * config/bfin/bfin.c: Include "cfglayout.h".
5087 (MAX_LSETUP_DISTANCE): New macro.
5088 (struct loop_info): New members incoming, incoming_src and
5089 incoming_dest. Delete member predecessor.
5090 (length_for_loop): New function.
5091 (bfin_optimize_loop): Handle more different loop structures.
5092 (bfin_discover_loop): Rework detection of predecessor blocks by
5093 examining incoming edges.
5094 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5096 (bfin_reorder_loops): New function.
5097 (bfin_reorg_loops): Use these three new functions.
5099 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5100 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5101 (CONSTRAINT_LEN): Add entry for 'q'.
5102 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5103 Add 'q' constraints.
5104 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5105 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5107 * config/bfin/bfin.md (add_with_carry): New pattern.
5108 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5109 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5110 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5111 support unsigned multiplies too. Removed incorrect commutativity from
5112 operand 1 constraint where appropriate.
5113 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5115 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5116 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5118 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5119 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5120 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5121 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5122 usmulhisi_hh_huh): New patterns.
5124 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5125 lshifthi3): Fix output template to use half reg for operand 2.
5127 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5130 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5132 2007-02-27 Andreas Schwab <schwab@suse.de>
5134 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5136 2007-02-27 Jan Hubicka <jh@suse.cz>
5138 * predict.c (last_basic_block_p): Remove.
5139 (tree_estimate_probability): Update return heuristic for commonized
5142 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5144 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5146 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5148 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5149 * doc/cpp.texi: Standardize title page.
5150 * doc/cppinternals.texi: Likewise.
5151 * doc/gcc.texi: Standardize title page, remove version number
5152 from copyright page.
5153 * doc/gccint.texi: Likewise.
5154 * doc/install.texi: Standardize title page, add table of
5157 2007-02-26 Jan Hubicka <jh@suse.cz>
5159 * predict.def: Set outcomes according to more recent results.
5160 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5161 Remove dead predictors.
5162 * predict.c (return_prediction): Fix pasto.
5164 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5166 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5167 change; avoid a memory leak when returning early.
5169 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5171 * c-decl.c (static_ctors): Move to c-common.c.
5172 (static_dtors): Likewise.
5173 (finish_function): Use c_record_cdtor_fn.
5174 (build_cdtor): Move to c-common.c.
5175 (c_write_global_declarations): Use c_build_cdtor_fns.
5176 * c-common.h (static_ctors): Declare.
5177 (static_dtors): Likewise.
5178 (c_record_cdtor_fn): Likewise.
5179 (c_build_cdtor_fns): Likewise.
5180 * c-common.c (static_ctors): New variable.
5181 (static_dtors): Likewise.
5182 (c_record_cdtor_fn): New function.
5183 (build_cdtor): Move from c-decl.c
5184 (c_build_cdtor_fns): New function.
5186 * output.h (assemble_addr_to_section): Declare.
5187 (get_cdtor_priority_section): Likewise.
5188 * varasm.c (assemble_addr_to_section): New function.
5189 (get_cdtor_priority_section): Likewise.
5190 (default_named_section_asm_out_destructor): Use them.
5191 (destor_dtor_section_asm_out_destructor): Likewise.
5192 (default_named_section_asm_out_constructor): Likewise.
5193 (default_ctor_section_asm_out_constructor): Likewise.
5194 * config.gcc (*-*-vxworks*): Include vxworks.o.
5195 * config/t-vxworks (vxworks.o): New target.
5196 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5197 (TARGET_ASM_CONSTRUCTOR): Define.
5198 (TARGET_ASM_DESTRUCTOR): Likewise.
5199 (vxworks_asm_out_constructor): Declare.
5200 (vxworks_asm_out_destructor): Likewise.
5202 * c-common.c (get_priority): Check that we have not just an
5203 INTEGER_CST, but an integer constant with integeral type.
5205 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5207 PR tree-optimization/30938
5208 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5209 use &dt[nargs-1] instead of &dt[nargs] in the call to
5210 vect_is_simple_use().
5212 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5214 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5215 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5216 Do not attempt to handle MEM inside auto-inc expressions.
5217 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5218 of a register modified by an auto-inc expression. However, do handle
5219 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5220 (elimination_effects): Prohibit elimination of a register modified
5221 by an auto-inc expression. Disable register elimination rules whose
5222 target register is modified by an auto-inc expression with variable
5225 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5227 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5229 (array_at_struct_end_p): New function.
5230 (idx_infer_loop_bounds): Use it.
5231 (estimate_numbers_of_iterations_loop): Export.
5232 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5233 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5234 (tree_estimate_probability): Call record_loop_exits.
5235 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5236 (estimated_loop_iterations, estimated_loop_iterations_int,
5237 estimated_loop_iterations_tree): New functions.
5238 (analyze_siv_subscript_cst_affine,
5239 compute_overlap_steps_for_affine_1_2,
5240 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5241 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5242 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5243 (PRED_LOOP_ITERATIONS_GUESSED): New.
5244 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5245 * cfgloop.h (estimate_numbers_of_iterations_loop,
5246 estimated_loop_iterations_int): Declare.
5248 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5250 * doc/extend.texi: Document optional priority argument to
5251 constructors and destructors.
5252 * tree.c (init_priority_for_decl): Adjust GTY markers.
5253 (init_ttree): Use priority-info hash functions for
5254 init_priority_for_decl.
5255 (tree_map_eq): Rename to ...
5256 (tree_map_base_eq): ... this.
5257 (tree_map_marked_p): Rename to ...
5258 (tree_map_base_marked_p): ... this.
5259 (tree_map_base_hash): New function.
5260 (decl_init_priority_lookup): Rework.
5261 (decl_fini_priority_lookup): New function.
5262 (decl_priority_info): New function.
5263 (decl_init_priority_insert): Use it.
5264 (decl_fini_priority_insert): Likewise.
5265 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5267 (decl_restrict_base_insert): Likewise.
5268 (decl_debug_expr_insert): Likewise.
5269 (decl_value_expr_lookup): Likewise.
5270 (decl_value_expr_insert): Likewise.
5271 * tree.h (priority_type): New type.
5272 (decl_init_priority_lookup): Use priority_type.
5273 (decl_fini_priority_lookup): New function.
5274 (decl_init_priority_insert): Use priority_type.
5275 (decl_fini_priority_insert): New function.
5276 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5277 (DECL_INIT_PRIORITY): Likewise.
5278 (SET_DECL_INIT_PRIORITY): Add comment.
5279 (DECL_FINI_PRIORITY): New macro.
5280 (SET_DECL_FINI_PRIORITY): Likewise.
5281 (DEFAULT_INIT_PRIORITY): Document.
5282 (MAX_INIT_PRIORITY): Likewise.
5283 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5284 (tree_map_base): New type.
5285 (tree_map_base_eq): New function.
5286 (tree_map_base_hash): Likewise.
5287 (tree_map_base_marked_p): Likewise.
5288 (tree_map): Inherit from tree_map_base.
5289 (tree_map_eq): Make it a macro.
5290 (tree_map_marked_p): Likewise.
5291 (tree_int_map): Inherit from tree_map_base.
5292 (tree_int_map_eq): Make it a macro.
5293 (tree_int_map_hash): Likewise.
5294 (tree_int_map_marked_p): Likewise.
5295 (tree_priority_map): New type.
5296 (tree_priority_map_eq): New macro.
5297 (tree_priority_map_hash): Likewise.
5298 (tree_priority_map_marked_p): Likewise.
5299 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5301 (emutls_common_1): Likewise.
5302 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5303 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5304 of tree_map hierarchy.
5305 * tree-cfg.c (move_stmt_r): Likewise.
5306 (new_label_mapper): Likewise.
5307 * c-tree.h (c_expand_body): Move to ...
5308 * c-common.h (c_expand_body): ... here.
5309 * c-decl.c (c_expand_body): Move to ...
5310 * c-common.c (c_expand_body): ... here.
5311 (c_common_attribute_table): Allow 1 argument for the constructor
5312 and destructor attributes.
5313 (get_priority): New function.
5314 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5315 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5317 2007-02-24 Jan Hubicka <jh@suse.cz>
5320 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5322 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5323 Jan Hubicka <jh@suse.cz>
5326 * i386.c (counter_mode): New function.
5327 (expand_set_or_movmem_via_loop): Use it.
5328 (expand_movmem_epilogue): Likewise; fix pasto.
5329 (ix86_expand_movmem): Do emit guard even for constant counts.
5330 (ix86_expand_setmem): Likewise.
5332 2007-02-25 Nick Clifton <nickc@redhat.com>
5334 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5335 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5337 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5341 count argument with 0x10, not with 0x16.
5342 (expand_setmem_epilogue): Ditto.
5344 2007-02-24 Mike Stump <mrs@apple.com>
5346 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5349 2007-02-24 Richard Guenther <rguenther@suse.de>
5352 * fold-const.c (fold_binary): Fold x +- CST op x for
5353 EQ_EXPR and NE_EXPR.
5355 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5357 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5359 2007-02-24 Jan Hubicka <jh@suse.cz>
5361 * cgraphunit.c (decide_is_function_needed): Honor
5362 -fkeep-inline-functions.
5364 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * builtins.c (fold_builtin_modf): New.
5367 (fold_builtin_2): Use it.
5369 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5371 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5372 (determine_max_iter): Take additional LOOP arg; all callers changed.
5373 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5374 one using simplifications.
5375 (simplify_using_initial_values): Return if the expression becomes
5376 invalid due to altered regs.
5378 2007-02-23 DJ Delorie <dj@redhat.com>
5380 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5382 2007-02-23 Mike Stump <mrs@apple.com>
5384 * tlink.c (scan_linker_output): Parse linker messages from
5385 darwin9's linker better.
5387 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5390 * varpool.c (varpool_assemble_pending_decls): Set
5391 varpool_last_needed_node to null.
5393 2007-02-23 DJ Delorie <dj@redhat.com>
5395 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5396 alignment bigger than the object file can handle.
5398 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5401 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5402 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5403 (*movsf_1): Penalize MMX moves.
5405 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5407 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5408 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5410 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5412 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5414 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5415 (fold_builtin_1): Use them.
5416 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5417 BUILT_IN_SIGNIFICAND.
5419 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5421 * config/i386/i386.c (bdesc_1arg): Initialize
5422 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5423 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5424 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5425 and IX86_BUILTIN_MOVSLDUP.
5427 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5429 PR rtl-optimization/30841
5430 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5432 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5434 * builtins.c (fold_builtin_frexp): New.
5435 (fold_builtin_2): Use it.
5437 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5439 * doc/invoke.texi (Spec Files): Document getenv spec function.
5441 * gcc.c (getenv_spec_function): New function.
5442 (static_spec_functions): Add it.
5443 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5444 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5447 2007-02-22 Michael Matz <matz@suse.de
5450 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5451 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5453 2007-02-22 Ian Lance Taylor <iant@google.com>
5456 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5457 (mem_loc_descriptor): Call it.
5459 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5460 Ira Rosen <irar@il.ibm.com>
5462 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5464 2007-02-22 Ira Rosen <irar@il.ibm.com>
5466 PR tree-optimization/30843
5467 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5468 stores only after all the group is vectorized.
5470 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5472 PR tree-optimization/30858
5473 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5474 in the reduction cycle have a single use in the loop.
5475 * tree-vectorizer.h (relevant): Add documentation.
5477 2007-02-20 Mike Stump <mrs@apple.com>
5479 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5480 * configure: Regenerate.
5482 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5484 Change the defaults of some parameters and options.
5485 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5486 * config/spu/spu.c (spu_optimization_options): Add.
5487 (spu_override_options): Change params in spu_optimization_options.
5488 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5490 Register 127 is only 16 byte aligned when used as a frame pointer.
5491 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5492 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5493 HARD_FRAME_POINTER_REGNUM.
5494 (spu_legitimate_address): Use regno_aligned_for_reload.
5495 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5496 aligned when frame_pointer_needed is true.
5497 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5499 * config/spu/spu.h (INIT_EXPANDERS): Define.
5501 Make sure shift and rotate instructions have valid immediate operands.
5502 * config/spu/predicates.md (spu_shift_operand): Remove.
5503 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5504 * config/spu/constraints.md (W, O): Extend range.
5505 * config/spu/spu.md (umask, nmask): Define.
5506 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5507 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5508 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5509 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5510 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5511 (lshr<mode>3_reg): Fix rtl description.
5513 Make sure mulhisi immediate operands are valid.
5514 * config/spu/predicates.md (imm_K_operand): Add.
5515 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5517 Generate constants using fsmbi and andi.
5518 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5519 (print_operand, spu_split_immediate, classify_immediate,
5520 fsmbi_const_p): Handle IC_FSMBI2.
5522 Correctly handle a CONST_VECTOR containing symbols.
5523 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5524 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5525 (immediate_load_p): Allow symbols that use 2 instructions to create.
5526 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5527 with symbols when flag_pic is set.
5528 (const_vector_immediate_p): New.
5529 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5530 accept a CONST_VECTOR with symbols.
5531 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5532 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5534 * config/spu/spu.md (high, low): Delete.
5535 (low_<mode>): Define.
5537 Remove INTRmode and INTR_REGNUM, which didn't work.
5538 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5540 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5541 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5542 peephole2 pattern): Don't use INTR or 131.
5543 (movintrcc): Delete.
5544 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5545 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5546 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5547 (UNSPEC_SET_INTR): Add.
5548 * config/spu/spu-modes.def (INTR): Remove.
5550 More accurate warnings about run-time relocations.
5551 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5553 Correctly warn about immediate arguments to specific intrinsics.
5554 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5555 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5556 the instruction predicate.
5558 Fix tree check errors with latest update.
5559 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5561 (spu_expand_builtin): Use CALL_EXPR_FN.
5563 Add missing specific intrinsics.
5564 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5566 * config/spu/spu_internals.h: Ditto.
5568 Fix incorrect operand modifiers.
5569 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5570 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5572 Optimize one case of zero_extend of a vec_select.
5573 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5575 Accept any immediate for hbr.
5576 * config/spu/spu.md (hbr): Change s constraints to i.
5578 2007-02-21 Paul Brook <paul@codesourcery.com>
5580 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5581 condexec_count when skipping USE and CLOBBER.
5583 2007-02-21 Nick Clifton <nickc@redhat.com>
5585 * common.opt (Warray-bounds): Add Warning attribute.
5586 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5588 (fsized-zeroes): Add Optimization attribute.
5589 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5590 * c.opt (Wc++0x-compat): Add Warning attribute.
5592 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5595 * reload1.c (eliminate_regs_in_insn): In the single_set special
5596 case, attempt to re-recognize the insn before falling back to
5597 having reload fix it up.
5599 2007-02-20 Eric Christopher <echristo@gmail.com>
5601 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5602 Rewrite accordingly.
5603 (frv_read_iacc_argument): Ditto.
5604 (frv_expand_set_builtin): Take a call instead of arglist, update for
5606 (frv_expand_unop_builtin): Ditto.
5607 (frv_expand_binop_builtin): Ditto.
5608 (frv_expand_cut_builtin): Ditto.
5609 (frv_expand_binopimm_builtin): Ditto.
5610 (frv_expand_voidbinop_builtin): Ditto.
5611 (frv_expand_int_void2arg): Ditto.
5612 (frv_expand_prefetches): Ditto.
5613 (frv_expand_voidtriop_builtin): Ditto.
5614 (frv_expand_voidaccop_builtin): Ditto.
5615 (frv_expand_load_builtin): Ditto.
5616 (frv_expand_store_builtin): Ditto.
5617 (frv_expand_mdpackh_builtin): Ditto.
5618 (frv_expand_mclracc_builtin): Ditto.
5619 (frv_expand_mrdacc_builtin): Ditto.
5620 (frv_expand_mwtacc_builtin): Ditto.
5621 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5624 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5626 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5627 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5629 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5631 * configure: Regenerate.
5632 * config.in: Regenerate.
5633 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5634 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5635 masks to power6 and power6x and to POWERPC_MASKS.
5636 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5638 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5639 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5640 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5641 Access PROTOTYPE as variable, not mask.
5643 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5645 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5646 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5647 * combine.c (adjust_for_new_dest): Use it.
5648 * postreload.c (reload_combine): Likewise.
5650 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5652 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5653 notes on an insn with multiple sets, even if single_set returns
5654 non-NULL for that insn.
5656 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5658 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5661 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5663 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5664 if user didn't pass it.
5665 * config/i386/darwin.h (CC1_SPEC): Likewise.
5666 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5667 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5668 -mmacosx-version-min.
5670 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5671 Uros Bizjak <ubizjak@gmail.com>
5673 * optabs.h (enum optab_index): Add new OTI_scalb.
5674 (scalb_optab): Define corresponding macro.
5675 * optabs.c (init_optabs): Initialize scalb_optab.
5676 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5678 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5679 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5680 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5681 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5682 flag_unsafe_math_optimizations is set.
5684 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5685 to implement scalbf, scalb and scalbl built-ins as inline x87
5688 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5689 DJ Delorie <dj@redhat.com>
5692 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5693 (diagnostic_report_diagnostic): ... here, and turn them into real
5694 errors. If warnings are inhibited, no need to do anything.
5696 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5698 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5699 better code generation.
5701 2007-02-20 Ben Elliston <bje@au.ibm.com>
5703 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5705 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5707 * config/alpha/alpha.c, config/alpha/alpha.md,
5708 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5709 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5710 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5711 config/arm/lib1funcs.asm: Follow spelling conventions.
5713 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5714 config/fr30/fr30.md, config/i386/i386.h,
5715 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5716 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5717 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5718 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5719 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5720 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5721 config/sparc/sparc.c, config/sparc/sparc.h,
5722 config/sparc/sparc.md, config/spu/constraints.md,
5723 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5726 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5729 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5732 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5734 * doc/invoke.texi (-ftree-lrs): Remove.
5736 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5738 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5741 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5743 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5744 new CALL_EXPR_FN macro for retrieving the function
5745 declaration of the input expression.
5747 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5749 * c.opt (Waddress): New.
5750 * common.opt (Walways-true): Delete.
5751 (Wstring-literal-comparison): Delete.
5752 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5753 -Wstring-literal-comparison. Add -Waddress.
5755 (Walways-true): Delete.
5756 (Wstring-literal-comparison): Delete.
5757 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5758 consistently instead of -Walways-true in example.
5759 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5760 * c-typeck.c (parser_build_binary_op): Replace
5761 -Wstring-literal-comparison and -Walways-true with -Waddress.
5762 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5765 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5767 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5768 without DECL_STRUCT_FUNCTION initialized.
5770 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5772 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5773 due to calls to functions taking pointers as parameters.
5775 2007-02-19 Richard Henderson <rth@redhat.com>
5778 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5781 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5783 * config/s390/s390.c (s390_call_saved_register_used,
5784 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5785 accessed to the new scheme.
5787 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5789 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5790 (cris_print_index, cris_print_operand, cris_print_operand_address)
5791 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5792 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5793 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5795 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5796 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5797 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5798 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5799 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5800 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5801 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5802 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5803 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5804 (uminsi3, call, call_value): Ditto.
5805 (define_split: indir_to_reg_split, unnamed): Ditto.
5807 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5809 PR tree-optimization/30975
5810 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5813 2007-02-18 Eric Christopher <echristo@gmail.com>
5815 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5816 Remove use of arglist.
5817 (mips_expand_builtin): Remove use of arglist, pass in expr.
5818 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5819 (mips_expand_builtin_movtf): Ditto.
5820 (mips_expand_builtin_compare): Ditto.
5822 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5824 * tree-sra.c (sra_build_assignment): Replace assertion
5825 checking with a comment explaining why it can't be done.
5827 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5830 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5831 during CALL_EXPR representation conversion.
5832 * tree-ssa-propagate.c (set_rhs): Likewise.
5834 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5836 * tree-sra.c (sra_build_assignment): Disable assertion checking
5839 2007-02-18 Roger Sayle <roger@eyesopen.com>
5841 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5842 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5843 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5845 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5846 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5847 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5848 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5849 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5850 force_gimple_operand): Likewise.
5851 * ipa-cp.c (constant_val_insert): Likewise.
5852 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5853 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5854 perfect_nestify): Likewise.
5855 * langhooks.c (lhd_omp_assignment): Likewise.
5856 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5857 lower_copyprivate_clauses, lower_send_clauses,
5858 lower_send_shared_vars, expand_parallel_call,
5859 expand_omp_for_generic, expand_omp_for_static_nochunk,
5860 expand_omp_for_static_chunk, expand_omp_sections,
5861 lower_omp_single_copy, lower_omp_for_lastprivate,
5862 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5863 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5864 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5867 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5869 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5870 config/sh/sh.md: Follow spelling conventions.
5872 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5873 config/frv/predicates.md: Follow spelling conventions.
5875 * config/m68k/linux-unwind.h: Fix a comment typo.
5876 * target.h: Follow spelling conventions.
5878 2007-02-18 Roger Sayle <roger@eyesopen.com>
5880 PR rtl-optimization/28173
5881 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5882 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5883 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5884 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5885 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5887 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5889 * builtins.c (fold_builtin_load_exponent): New.
5890 (fold_builtin_2): Use it.
5892 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5894 PR rtl-optimization/30773
5895 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5896 if we fail to attach a REG_EQUIV note.
5898 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5899 Roger Sayle <roger@eyesopen.com>
5901 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5903 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5905 * calls.c (initialize_argument_information): Pass original EXP
5906 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5907 code to split complex arguments here, as part of initializing the
5909 (expand_call): Remove code that builds a list of arguments and
5910 inserts implicit arguments into it. Instead, just count how many
5911 implicit arguments there will be so we can determine the size of
5912 the ARGS array, and let initialize_argument_information do the work.
5913 (split_complex_values): Delete unused function.
5915 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5917 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5919 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5921 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5922 for arg pointer based indexed addressing.
5924 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5926 * config/ia64/ia64.h, config/ia64/ia64.md,
5927 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5928 spelling conventions.
5930 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5932 * config/m68k/m68k.c (split_di): New.
5933 * config/m68k/m68k-protos.h: Declare split_di.
5934 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5935 Improve predicate handling and split constant shifts.
5937 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5939 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5940 parameter for register bitfield operations, general predicates
5943 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5945 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5946 * config/m68k/linux-unwind.h: New file.
5948 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5950 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5951 config/i386/athlon.md, config/ia64/ia64.md,
5952 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5953 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5954 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5955 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5956 tree-vect-transform.c: Fix comment typos.
5958 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5960 * sched-deps.c (find_insn_list): Remove.
5961 * sched-int.h: Remove the prototype for find_insn_list.
5963 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5965 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5967 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5968 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5969 darwin_rs6000_override_options.
5970 (C_COMMON_OVERRIDE_OPTIONS): Expect
5971 darwin_macosx_version_min to be non-NULL always.
5972 (TARGET_C99_FUNCTIONS): Likewise.
5973 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5974 (DARWIN_MINVERSION_SPEC): New.
5975 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5976 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5978 (DARWIN_MINVERSION_SPEC): New.
5979 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5981 * config/darwin-c.c (darwin_cpp_builtins): Expect
5982 darwin_macosx_version_min to be non-NULL always.
5984 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5986 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5988 * config/i386/i386.h (x86_use_xchgb): New.
5989 (TARGET_USE_XCHGB): New macro.
5990 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5991 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5992 Split after reload into bswaphi for shifts of 8.
5993 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5994 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5995 or when optimizing for size.
5997 2007-02-16 Richard Guenther <rguenther@suse.de>
5998 Christian Bruel <christian.bruel@st.com>
6000 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6001 DECLs but prefer SSA_NAMEs over DECLs.
6003 2007-02-16 Richard Guenther <rguenther@suse.de>
6005 * tree-flow-inline.h (single_imm_use_p): Remove.
6006 (zero_imm_uses_p): Likewise.
6007 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6008 instead of single_imm_use_p.
6009 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6012 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6015 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6016 nested double- and backquotes.
6018 2007-02-15 Roger Sayle <roger@eyesopen.com>
6021 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6022 should be unreachable.
6023 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6024 For the time being redirect GIMPLE_MODIFY_STMT to the new
6025 (renamed) build_gimple_modify_stmt_stat.
6026 (build2_gimple_stat): Rename to...
6027 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6028 Always build a GIMPLE_MODIFY_STMT node.
6029 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6030 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6033 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6034 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6035 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6036 expand_complex_div_wide): Likewise.
6037 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6038 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6039 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6040 * tree-ssa-loop-manip.c (create_iv): Likewise.
6041 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6042 abs_replacement): Likewise.
6043 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6044 realify_fake_stores): Likewise.
6046 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6047 node rather than a GIMPLE_MODIFY_STMT node.
6048 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6049 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6051 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6052 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6055 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6058 * fold-const.c (fold_comparison): Add back the
6059 folding of constant complex comparisions.
6061 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6064 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6065 effects unknown to this function, return early.
6067 2007-02-15 Ian Lance Taylor <iant@google.com>
6069 * lower-subreg.c (move_eh_region_note): New static function.
6070 (resolve_simple_move): Call it.
6071 (decompose_multiword_subregs): Track blocks for which we resolve a
6072 simple move which is also a control flow insn. Pass them to
6073 find_many_sub_basic_blocks.
6074 (pass_lower_subreg): Add TODO_verify_flow.
6075 (pass_lower_subreg2): Likewise.
6077 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6078 Brooks Moses <brooks.moses@codesourcery.com>
6079 Lee Millward <lee.millward@codesourcery.com>
6081 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6082 (VL_EXP_CLASS_P): New.
6083 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6085 (TREE_OPERAND_CHECK_CODE): Likewise.
6086 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6087 (TREE_RTL_OPERAND_CHECK): Likewise.
6088 (tree_operand_check_failed): Make second parameter the whole tree
6089 instead of its code. Fixed callers.
6090 (VL_EXP_CHECK): New.
6091 (TREE_OPERAND_LENGTH): New.
6092 (VL_EXP_OPERAND_LENGTH): New.
6093 (CALL_EXPR_FN): New.
6094 (CALL_EXPR_STATIC_CHAIN): New.
6095 (CALL_EXPR_ARGS): New.
6096 (CALL_EXPR_ARG): New.
6097 (call_expr_nargs): New.
6098 (CALL_EXPR_ARGP): New.
6099 (build_nt_call_list): Declare.
6100 (build_vl_exp_stat): Declare.
6101 (build_vl_exp): New.
6102 (build_call_list): Declare.
6103 (build_call_nary): Declare.
6104 (build_call_valist): Declare.
6105 (build_call_array): Declare.
6106 (call_expr_arg): Declare.
6107 (call_expr_argp): Declare.
6108 (call_expr_arglist): Declare.
6109 (fold_build_call_list): Declare.
6110 (fold_build_call_list_initializer): Declare.
6111 (fold_call_expr): Declare to replace fold_builtin.
6112 (fold_builtin_fputs): Update to agree with modified definition.
6113 (fold_builtin_strcpy): Likewise.
6114 (fold_builtin_strncpy): Likewise.
6115 (fold_builtin_memory_chk): Likewise.
6116 (fold_builtin_stxcpy_chk): Likewise.
6117 (fold_builtin_strncpy_chk): Likewise.
6118 (fold_builtin_next_arg): Likewise.
6119 (fold_build_call_expr): Declare.
6120 (fold_builtin_call_list): Declare.
6121 (fold_builtin_call_valist): Declare.
6122 (build_call_expr): Declare.
6123 (validate_arglist): Update to agree with modified definition.
6124 (tree_operand_length): New.
6125 (call_expr_arg_iterator): New.
6126 (init_call_expr_arg_iterator): New.
6127 (next_call_expr_arg): New.
6128 (first_call_expr_arg): New.
6129 (more_call_expr_args_p): New.
6130 (FOR_EACH_CALL_EXPR_ARG): New.
6132 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6133 and tcc_gimple_stmt.
6134 (tree_code_size): Update documentation. Use sizeof (tree) rather
6135 than sizeof (char *).
6136 (tree_size): Likewise. Add case for tcc_vl_exp.
6137 (tree_node_structure): Add case for tcc_vl_exp.
6138 (contains_placeholder_p): Likewise.
6139 (substitute_in_expr): Likewise.
6140 (substitute_placeholder_in_expr): Likewise.
6141 (stabilize_reference_1): Likewise.
6142 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6143 to diagnose breakage of this interface for constructing CALL_EXPRs.
6144 (build_nt): Add similar assertion here.
6145 (build_nt_call_list): New.
6146 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6147 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6149 (get_callee_fndecl): Use new CALL_EXPR accessors.
6150 (tree_operand_check_failed): Change parameters to pass entire node
6151 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6152 (process_call_operands): New.
6153 (build_vl_exp_stat): New.
6154 (build_call_list): New.
6155 (build_call_nary): New.
6156 (build_call_valist): New.
6157 (build_call_array): New.
6158 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6159 (call_expr_arglist): New.
6161 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6162 tcc_vl_exp instead of a fixed-size tcc_expression.
6164 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6165 accessors for CALL_EXPRs.
6166 (AGGR_INIT_EXPR): Likewise.
6168 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6169 Brooks Moses <brooks.moses@codesourcery.com>
6170 Lee Millward <lee.millward@codesourcery.com>
6172 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6173 (expand_builtin_nonlocal_goto): Change parameter to be entire
6174 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6175 (expand_builtin_prefetch): Likewise.
6176 (expand_builtin_classify_type): Likewise.
6177 (mathfn_built_in): Return NULL_TREE instead of 0.
6178 (expand_errno_check): Use new CALL_EXPR accessors.
6179 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6180 Return NULL_RTX instead of 0.
6181 (expand_builtin_mathfn_2): Likewise.
6182 (expand_builtin_mathfn_3): Likewise.
6183 (expand_builtin_interclass_mathfn): Likewise.
6184 (expand_builtin_sincos): Likewise.
6185 (expand_builtin_cexpi): Likewise.
6186 (expand_builtin_int_roundingfn): Likewise.
6187 (expand_builtin_int_roundingfn_2): Likewise.
6188 (expand_builtin_pow): Likewise.
6189 (expand_builtin_powi): Likewise.
6190 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6191 of arglist, fixing callers appropriately. Use new CALL_EXPR
6192 accessors and constructors. Return NULL_RTX instead of 0.
6193 (expand_builtin_strstr): Likewise.
6194 (expand_builtin_strchr): Likewise.
6195 (expand_builtin_strrchr): Likewise.
6196 (expand_builtin_strpbrk): Likewise.
6197 (expand_builtin_memcpy): Likewise.
6198 (expand_builtin_mempcpy): Likewise.
6199 (expand_builtin_mempcpy_args): New.
6200 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6201 (expand_builtin_memmove_args): New.
6202 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6203 (expand_movstr): Likewise.
6204 (expand_builtin_strcpy): Likewise.
6205 (expand_builtin_strcpy_args): New.
6206 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6207 (expand_builtin_strncpy): Likewise.
6208 (expand_builtin_memset): Likewise.
6209 (expand_builtin_memset_args): New.
6210 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6211 (expand_builtin_memcmp): Likewise.
6212 (expand_builtin_strcmp): Likewise.
6213 (expand_builtin_strncmp): Likewise.
6214 (expand_builtin_strcat): Likewise.
6215 (expand_builtin_strncat): Likewise.
6216 (expand_builtin_strspn): Likewise.
6217 (expand_builtin_strcspn): Likewise.
6218 (expand_builtin_args_info): Likewise.
6219 (expand_builtin_va_start): Likewise.
6220 (gimplify_va_arg_expr): Likewise.
6221 (expand_builtin_va_end): Likewise.
6222 (expand_builtin_va_copy): Likewise.
6223 (expand_builtin_frame_address): Likewise.
6224 (expand_builtin_alloca): Likewise.
6225 (expand_builtin_bswap): Likewise.
6226 (expand_builtin_unop): Likewise.
6227 (expand_builtin_fputs): Likewise.
6228 (expand_builtin_expect): Likewise.
6229 (expand_builtin_fabs): Likewise.
6230 (expand_builtin_copysign): Likewise.
6231 (expand_builtin_printf): Likewise.
6232 (expand_builtin_fprintf): Likewise.
6233 (expand_builtin_sprintf): Likewise.
6234 (expand_builtin_init_trampoline): Likewise.
6235 (expand_builtin_signbit): Likewise.
6236 (expand_builtin_fork_or_exec): Likewise.
6237 (expand_builtin_sync_operation): Likewise.
6238 (expand_builtin_compare_and_swap): Likewise.
6239 (expand_builtin_lock_test_and_set): Likewise.
6240 (expand_builtin_lock_release): Likewise.
6241 (expand_builtin): Likewise.
6242 (builtin_mathfn_code): Likewise.
6244 (fold_builtin_constant_p): Pass call arguments individually instead
6245 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6246 accessors and constructors. Return NULL_TREE instead of 0.
6247 (fold_builtin_expect): Likewise.
6248 (fold_builtin_classify_type): Likewise.
6249 (fold_builtin_strlen): Likewise.
6250 (fold_builtin_nan): Likewise.
6251 (integer_valued_real_p): Likewise.
6252 (fold_trunc_transparent_mathfn): Likewise.
6253 (fold_fixed_mathfn): Likewise.
6254 (fold_builtin_cabs): Likewise.
6255 (fold_builtin_sqrt): Likewise.
6256 (fold_builtin_cbrt): Likewise.
6257 (fold_builtin_cos): Likewise.
6258 (fold_builtin_cosh): Likewise.
6259 (fold_builtin_tan): Likewise.
6260 (fold_builtin_sincos): Likewise.
6261 (fold_builtin_cexp): Likewise.
6262 (fold_builtin_trunc): Likewise.
6263 (fold_builtin_floor): Likewise.
6264 (fold_builtin_ceil): Likewise.
6265 (fold_builtin_round): Likewise.
6266 (fold_builtin_int_roundingfn): Likewise.
6267 (fold_builtin_bitop): Likewise.
6268 (fold_builtin_bswap): Likewise.
6269 (fold_builtin_logarithm): Likewise.
6270 (fold_builtin_hypot): Likewise.
6271 (fold_builtin_pow): Likewise.
6272 (fold_builtin_powi): Likewise.
6273 (fold_builtin_exponent): Likewise.
6274 (fold_builtin_memset): Likewise.
6275 (fold_builtin_bzero): Likewise.
6276 (fold_builtin_memory_op): Likewise.
6277 (fold_builtin_bcopy): Deleted; call site changed to invoke
6278 fold_builtin_memory_op directly.
6279 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6280 (fold_builtin_strncpy): Likewise.
6281 (fold_builtin_memcmp): Likewise.
6282 (fold_builtin_strcmp): Likewise.
6283 (fold_builtin_strncmp): Likewise.
6284 (fold_builtin_signbit): Likewise.
6285 (fold_builtin_copysign): Likewise.
6286 (fold_builtin_isascii): Likewise.
6287 (fold_builtin_toascii): Likewise.
6288 (fold_builtin_isdigit): Likewise.
6289 (fold_builtin_fabs): Likewise.
6290 (fold_builtin_abs): Likewise.
6291 (fold_builtin_fmin_fmax): Likewise.
6292 (fold_builtin_carg): Likewise.
6293 (fold_builtin_classify): Likewise.
6294 (fold_builtin_unordered_cmp): Likewise.
6296 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6297 New functions split out from fold_builtin_1.
6298 (fold_builtin_n): New.
6299 (fold_builtin_varargs): New.
6300 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6302 (fold_call_expr): New.
6303 (build_function_call_expr): Rewrite to use new helper function.
6304 (fold_builtin_call_list): New.
6305 (build_call_expr): New.
6306 (fold_builtin_call_valist): New.
6307 (rewrite_call_expr): New.
6308 (validate_arg): New.
6309 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6310 of an arglist. Change return type to bool. Use new CALL_EXPR
6313 (fold_builtin_strstr): Pass call arguments individually instead
6314 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6315 accessors and constructors. Return NULL_TREE instead of 0.
6316 (fold_builtin_strchr): Likewise.
6317 (fold_builtin_strrchr): Likewise.
6318 (fold_builtin_strpbrk): Likewise.
6319 (fold_builtin_strcat): Likewise.
6320 (fold_builtin_strncat): Likewise.
6321 (fold_builtin_strspn): Likewise.
6322 (fold_builtin_strcspn): Likewise.
6323 (fold_builtin_fputs): Likewise.
6324 (fold_builtin_next_arg): Likewise.
6325 (fold_builtin_sprintf): Likewise.
6327 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6328 NULL_RTX instead of 0.
6329 (expand_builtin_memory_chk): Likewise.
6330 (maybe_emit_chk_warning): Likewise.
6331 (maybe_emit_sprintf_chk_warning): Likewise.
6333 (fold_builtin_object_size): Pass call arguments individually instead
6334 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6335 accessors and constructors. Return NULL_TREE instead of 0.
6336 (fold_builtin_memory_chk): Likewise.
6337 (fold_builtin_stxcpy_chk): Likewise.
6338 (fold_builtin_strncpy_chk): Likewise.
6339 (fold_builtin_strcat_chk): Likewise.
6340 (fold_builtin_strcat_chk): Likewise.
6341 (fold_builtin_strncat_chk): Likewise.
6342 (fold_builtin_sprintf_chk): Likewise.
6343 (fold_builtin_snprintf_chk): Likewise.
6344 (fold_builtin_printf): Likewise.
6345 (fold_builtin_vprintf): Likewise.
6347 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6349 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6350 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6351 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6352 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6353 (fold_unary): Likewise.
6354 (fold_binary): Likewise.
6355 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6356 ternary expressions.
6357 (fold): Add logic for tcc_vl_exp.
6358 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6360 (fold_build3_stat): Add assertion to flag broken interface for
6361 constructing CALL_EXPRs.
6362 (fold_build_call_list): New.
6363 (fold_build_call_list_initializer): New.
6364 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6366 (fold_strip_sign_ops): Likewise.
6368 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6369 Brooks Moses <brooks.moses@codesourcery.com>
6370 Lee Millward <lee.millward@codesourcery.com>
6372 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6373 accessors and dump arguments explicitly.
6375 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6377 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6379 (print_call_name): Use new CALL_EXPR accessors.
6381 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6382 CALL_EXPR arguments explicitly instead of as a list. Use
6383 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6385 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6386 (vrp_visit_stmt): Likewise.
6388 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6389 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6391 (force_move_till_expr): Likewise.
6393 * targhooks.c (default_external_stack_protect_fail): Use
6394 build_call_expr instead of build_function_call_expr.
6395 (default_hidden_stack_protect_fail): Likewise.
6397 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6400 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6401 and walk arguments explicitly.
6403 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6404 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6405 (expand_simple_operations): Likewise.
6406 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6408 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6409 of TREE_CODE_LENGTH.
6410 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6412 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6413 instead of TREE_CODE_LENGTH.
6415 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6416 (tree_ic_transform): Likewise.
6417 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6418 parameter instead of arglist. Fix callers.
6419 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6420 (tree_stringops_transform): Likewise.
6421 (tree_indirect_call_to_profile): Likewise.
6422 (tree_stringops_values_to_profile): Likewise.
6424 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6425 (eliminate_tail_call): Likewise.
6427 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6429 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6430 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6432 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6434 * omp-low.c (build_omp_barrier): Use build_call_expr.
6435 (lower_rec_input_clauses): Likewise.
6436 (lower_reduction_clauses): Likewise.
6437 (expand_parallel_call): Likewise.
6438 (maybe_catch_exception): Likewise.
6439 (expand_omp_for_generic): Likewise.
6440 (expand_omp_for_static_nochunk): Likewise.
6441 (expand_omp_sections): Likewise.
6442 (lower_omp_single_simple): Likewise.
6443 (lower_omp_single_copy): Likewise.
6444 (lower_omp_master): Likewise.
6445 (lower_omp_ordered): Likewise.
6446 (lower_omp_critical): Likewise.
6448 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6449 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6451 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6452 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6453 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6455 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6456 and generalize to handle any number of operands.
6457 (chrec_contains_undetermined): Likewise.
6458 (tree_contains_chrecs): Likewise.
6459 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6461 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6463 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6464 fold_call_expr instead of fold_builtin.
6465 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6466 match declarations there.
6467 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6470 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6471 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6473 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6474 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6476 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6479 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6480 (execute_cse_sincos): Use new CALL_EXPR accessors.
6482 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6484 * gimple-low.c (lower_function_body): Use build_call_expr.
6485 (lower_builtin_setjmp): Likewise.
6487 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6488 (set_storage_via_libcall): Likewise.
6489 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6490 instead of TREE_CODE_LENGTH.
6491 (expand_expr_real_1): Use new CALL_EXPR accessors.
6493 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6494 generalize to handle any number of operands.
6495 (TB_parent_eq): Likewise.
6497 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6498 (strip_builtin_expect): Likewise.
6500 * function.c (gimplify_parameters): Use build_call_expr.
6502 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6503 instead of TREE_CODE_LENGTH.
6505 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6506 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6508 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6511 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6512 (gimplify_decl_expr): Likewise.
6513 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6514 Use new CALL_EXPR iterators.
6515 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6516 (gimplify_modify_expr_to_memset): Likewise.
6517 (gimplify_variable_sized_compare): Likewise.
6518 (gimplify_omp_atomic_fetch_op): Likewise.
6519 (gimplify_omp_atomic_pipeline): Likewise.
6520 (gimplify_omp_atomic_mutex): Likewise.
6521 (gimplify_function_tree): Likewise.
6523 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6524 (call_expr_flags): Likewise.
6525 (expand_call): Likewise.
6527 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6528 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6531 * coverage.c (create_coverage): Use build_call_expr.
6533 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6534 (temp_call_expr_obstack): New.
6535 (pool_copy_list): Delete.
6536 (temp_copy_call_expr): New.
6537 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6538 CALL_EXPR accessors. Get rid of special goo for copying argument
6539 lists and use temp_copy_call_expr instead.
6540 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6541 CALL_EXPR accessors.
6542 (create_expression_by_pieces): Likewise. Use build_call_array
6543 to construct the result instead of fold_build3.
6544 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6545 dealing with argument lists.
6546 (init_pre): Remove references to expression_node_pool and
6547 list_node_pool. Init temp_call_expr_obstack instead.
6548 (fini_pre): Remove references to expression_node_pool and
6551 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6552 and walk arguments explicitly instead of as a list.
6554 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6555 (mx_register_decls): Likewise.
6556 (mudflap_register_call): Likewise.
6557 (mudflap_finish_file): Likewise.
6559 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6560 (ipa_callsite_compute_param): Likewise.
6562 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6563 accessors and constructor.
6565 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6566 accessors and constructor.
6567 (convert_tramp_reference): Likewise.
6568 (convert_call_expr): Likewise.
6569 (finalize_nesting_tree_1): Likewise.
6571 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6574 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6576 * tree-inline.c (initialize_inlined_parameters): Pass entire
6577 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6579 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6580 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6582 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6583 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6584 (vectorizable_reduction): Likewise.
6585 (vectorizable_call): Use new CALL_EXPR iterators.
6586 (vectorizable_conversion): Use build_call_expr.
6587 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6588 (vect_gen_widened_results_half): Use build_call_expr.
6589 (vect_setup_realignment): Likewise.
6590 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6592 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6593 (pass_through_call): Likewise.
6594 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6597 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6598 (tree_gen_pow2_profiler): Likewise.
6599 (tree_gen_one_value_profiler): Likewise.
6600 (tree_gen_ic_func_profiler): Likewise.
6601 (tree_gen_average_profiler): Likewise.
6602 (tree_gen_ior_profiler): Likewise.
6604 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6605 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6606 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6608 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6609 of TREE_CODE_LENGTH.
6611 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6612 of TREE_CODE_LENGTH.
6614 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6616 (convert_to_integer): Likewise.
6618 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6621 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6622 Brooks Moses <brooks.moses@codesourcery.com>
6623 Lee Millward <lee.millward@codesourcery.com>
6625 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6627 * config/frv/frv.c (frv_expand_builtin): Likewise.
6628 * config/s390/s390.c (s390_expand_builtin): Likewise.
6630 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6631 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6633 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6634 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6635 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6636 (ix86_expand_store_builtin): Likewise.
6637 (ix86_expand_unop_builtin): Likewise.
6638 (ix86_expand_unop1_builtin): Likewise.
6639 (ix86_expand_sse_compare): Likewise.
6640 (ix86_expand_sse_comi): Likewise.
6641 (ix86_expand_vec_init_builtin): Likewise.
6642 (ix86_expand_vec_ext_builtin): Likewise.
6643 (ix86_expand_vec_set_builtin): Likewise.
6644 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6646 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6647 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6649 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6650 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6651 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6653 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6655 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6656 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6657 arglist. Use new CALL_EXPR accessors. Fix callers.
6658 (altivec_expand_abs_builtin): Likewise.
6659 (rs6000_expand_binop_builtin): Likewise.
6660 (altivec_expand_predicate_builtin): Likewise.
6661 (altivec_expand_lv_builtin): Likewise.
6662 (spe_expand_stv_builtin): Likewise.
6663 (altivec_expand_stv_builtin): Likewise.
6664 (rs6000_expand_ternop_builtin): Likewise.
6665 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6666 (altivec_expand_st_builtin): Likewise.
6667 (altivec_expand_dst_builtin): Likewise.
6668 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6669 arglist. Use new CALL_EXPR accessors. Fix callers.
6670 (altivec_expand_vec_set_builtin): Likewise.
6671 (altivec_expand_vec_ext_builtin): Likewise.
6672 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6673 (spe_expand_builtin): Likewise.
6674 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6675 arglist. Use new CALL_EXPR accessors. Fix callers.
6676 (spe_expand_evsel_builtin): Likewise.
6677 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6678 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6680 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6681 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6682 (arm_expand_unop_builtin): Likewise.
6683 (arm_expand_builtin): Use new CALL_EXPR accessors.
6685 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6688 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6689 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6690 (bfin_expand_unop_builtin): Likewise.
6691 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6693 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6694 Brooks Moses <brooks.moses@codesourcery.com>
6695 Lee Millward <lee.millward@codesourcery.com>
6697 * c-semantics.c (build_stmt): Add internal diagnostic check.
6699 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6700 accessors. Print arguments explicitly instead of as a list.
6702 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6704 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6705 (c_finish_omp_flish): Likewise.
6707 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6708 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6709 instead of TREE_CODE_LENGTH.
6710 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6711 (c_warn_unused_result): Likewise.
6713 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6716 * doc/invoke.texi (Warning Options): Remove
6717 -Werror-implicit-function-declaration.
6718 (Wimplicit-function-declaration): Update description.
6719 * opts.c (common_handle_option): Move handling of -Werror=* to...
6720 (enable_warning_as_error): ...here.
6721 * opts.h (enable_warning_as_error): Declare.
6722 * c-decl.c (implicit_decl_warning): Unless
6723 -Wno-implicit-function-declaration is given, emit a pedwarn if
6724 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6725 * c.opt (Wimplicit-function-declaration): Replace
6726 mesg_implicit_function_declaration with
6727 warn_implicit_function_declaration.
6728 * c-opts.c (c_common_handle_option):
6729 -Werror-implicit-function-declaration is exactly equal as
6730 -Werror=implicit-function-declaration.
6731 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6732 warn_implicit_function_declaration.
6733 (c_common_post_options): -Wimplict-function-declaration is enabled
6734 by default by -std=c99, otherwise is disabled by default.
6735 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6737 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6739 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6740 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6741 former is ignored but not the latter.
6743 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6745 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6746 is made and the reference doesn't use the alias set of its type,
6747 do not create the temporary using that type.
6749 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6751 * jump.c: Remove prototypes for delete_computation and
6752 delete_prior_computation.
6754 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6756 * jump.c (get_label_after): Delete.
6757 (get_label_before, delete_computation, delete_jump,
6758 delete_prior_computation, follow_jumps): Move...
6759 * reorg.c (delete_computation, delete_prior_computation): ... here...
6760 (get_label_before, delete_jump): ... making these static ...
6761 (follow_jumps): ... and simplifying this since it only runs after
6763 * rtl.h (get_label_after, get_label_before, delete_jump,
6764 follow_jumps): Delete prototypes.
6766 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6768 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6770 2007-02-15 Nick Clifton <nickc@redhat.com>
6772 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6773 order to prevent it from being munged by the target.
6775 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6777 * config/i386/i386.md: Remove misleading comment.
6779 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6781 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6782 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6785 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6787 * tree-sra.c (instantiate_missing_elements): Canonicalize
6789 (sra_build_assignment): New.
6790 (generate_copy_inout, generate_element_copy,
6791 generate_element_zero, generate_one_element_init): Use it.
6793 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6795 * tree-sra.c (instantiate_missing_elements): Canonicalize
6797 (sra_build_assignment): New.
6798 (generate_copy_inout, generate_element_copy,
6799 generate_element_zero, generate_one_element_init): Use it.
6801 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6803 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6806 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6808 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6809 types as aggregates not scalars.
6810 * function.c (assign_stack_temp_for_type): Likewise.
6812 2007-02-14 Roger Sayle <roger@eyesopen.com>
6813 Zdenek Dvorak <dvorakz@suse.cz>
6815 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6818 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6820 * passes.c (next_pass_1): Clear the next field of the copied
6823 2007-02-14 Richard Henderson <rth@redhat.com>
6825 * tree-sra.c (early_sra): New.
6826 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6827 (tree_sra_early, pass_sra_early): New.
6828 * tree-pass.h (pass_sra_early): Declare.
6829 * passes.c (init_optimization_passes): Use it.
6831 2007-02-14 Richard Guenther <rguenther@suse.de>
6833 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6835 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6837 PR tree-optimization/30771
6838 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6840 (vect_analyze_operations): Induction phis can now be marked as
6842 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6843 Update documentation accordingly.
6845 2007-02-14 Nick Clifton <nickc@redhat.com>
6847 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6848 most 3 arguments are supported.
6849 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6851 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6853 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6854 Ensure dst->current is valid.
6856 2007-02-13 Paul Brook <paul@codesourcery.com>
6858 * config.gcc: Add arm*-*-uclinux-*eabi.
6859 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6860 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6861 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6862 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6863 (LINK_SPEC): Define.
6865 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6867 * config/arm/uclinux-eabi.h: New file.
6868 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6869 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6872 2007-02-13 Ian Lance Taylor <iant@google.com>
6874 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6875 * flags.h (warn_strict_overflow): Declare.
6876 (enum warn_strict_overflow_code): Define.
6877 (issue_strict_overflow_warning): New static inline function.
6878 * opts.c (warn_strict_overflow): New variable.
6879 (common_handle_option): Handle OPT_Wstrict_overflow and
6880 OPT_Wstrict_overflow_.
6881 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6883 * fold-const.c: Include intl.h.
6884 (fold_deferring_overflow_warnings): New static variable.
6885 (fold_deferred_overflow_warning): New static variable.
6886 (fold_deferred_overflow_code): New static variable.
6887 (fold_defer_overflow_warnings): New function.
6888 (fold_undefer_overflow_warnings): New function.
6889 (fold_undefer_and_ignore_overflow_warnings): New function.
6890 (fold_deferring_overflow_warnings_p): New function.
6891 (fold_overflow_warning): New static function.
6892 (make_range): Add strict_overflow_p parameter. Change all
6894 (extract_muldiv, extract_muldiv_1): Likewise.
6895 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6896 tree_expr_nonnegative_p.
6897 (fold_negate_expr): Call fold_overflow_warning.
6898 (fold_range_test): Likewise.
6899 (fold_comparison): Likewise.
6900 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6901 instead of tree_expr_nonnegative_p.
6902 (tree_expr_nonnegative_warnv_p): Rename from
6903 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6904 (tree_expr_nonnegative_p): New function.
6905 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6906 strict_overflow_p parameter.
6907 (tree_expr_nonzero_p): New function.
6908 * passes.c (verify_interpass_invariants): New static function.
6909 (execute_one_pass): Call it.
6910 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6912 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6913 (estimate_numbers_of_iterations): Likewise.
6914 (scev_probably_wraps_p): Likewise.
6915 * tree-ssa-ccp.c: Include "toplev.h".
6916 (evaluate_stmt): Defer fold overflow warnings until we know we are
6918 (struct fold_stmt_r_data): Add stmt field.
6919 (fold_stmt_r): Defer fold overflow warnings until we know we
6921 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6922 (fold_stmt_inplace): Likewise.
6923 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6924 (cleanup_control_expr_graph): Defer fold overflow warnings until
6925 we know we are going to optimize.
6926 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6927 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6929 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6930 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6931 * tree-ssa-loop-manip.c (create_iv): Likewise.
6932 * c-typeck.c (build_conditional_expr): Likewise.
6933 (build_binary_op): Likewise.
6934 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6935 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6936 (extract_range_from_unary_expr): Likewise.
6937 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6938 assuming that signed overflow does not occur.
6939 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6940 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6941 (fold_defer_overflow_warnings): Declare.
6942 (fold_undefer_overflow_warnings): Declare.
6943 (fold_undefer_and_ignore_overflow_warnings): Declare.
6944 (fold_deferring_overflow_warnings_p): Declare.
6945 (tree_expr_nonzero_warnv_p): Declare.
6946 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6948 (Warning Options): Document -Wstrict-overflow.
6949 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6950 (tree-ssa-ccp.o): Likewise.
6951 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6952 (fold-const.o): Depend on intl.h.
6954 2007-02-13 Ian Lance Taylor <iant@google.com>
6957 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6960 2007-02-13 Stuart Hastings <stuart@apple.com>
6962 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6964 2007-02-13 Richard Henderson <rth@redhat.com>
6966 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6967 handled_component_p before looking for the indirect_ref.
6969 2007-02-13 Richard Henderson <rth@redhat.com>
6971 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6972 remove flags clobber.
6973 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6974 (bswaphi_lowpart): New.
6975 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6976 remove TARGET_BSWAP test. Delete expander of the same name.
6978 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6979 (expand_unop): Use them.
6981 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6983 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6984 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6985 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6986 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6987 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6988 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6989 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6990 assembler dialect choice from asm templates.
6992 2007-02-12 Richard Henderson <rth@redhat.com>
6994 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6995 (fixuns_trunc<SSEMODEF>si2): Use it.
6996 * config/i386/sse.md (vec_setv4sf_0): Export.
6997 * config/i386/i386.c (ix86_build_const_vector): Export.
6998 (ix86_split_convert_uns_si_sse): Rename from
6999 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7000 * config/i386/i386-protos.h: Update.
7002 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7005 * c-typeck.c (c_finish_return): Improve warning message.
7007 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7009 * alias.c (find_symbolic_term): Delete unused function.
7011 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7013 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7014 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7015 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7017 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7019 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7020 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7021 the function, temporarily point the debug interface to the null one.
7023 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7025 * dwarf2out.c (round_up_to_align): New static function.
7026 (field_byte_offset): Use it to round the offset.
7028 2007-02-12 Richard Henderson <rth@redhat.com>
7030 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7031 (inswl_const): Export.
7033 2007-02-12 Richard Henderson <rth@redhat.com>
7035 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7036 result mode of the libcall, convert back to outmode.
7038 2007-02-12 Roger Sayle <roger@eyesopen.com>
7040 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7041 (bswapdi2): New define_expand to implement 32-bit implementation.
7043 2007-02-12 Nick Clifton <nickc@redhat.com>
7045 * doc/invoke.texi (Overall Options): Document --help=.
7046 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7047 (cc1_options): Pass --help= on to cc1.
7048 (display_help): Add description of --help=.
7049 (process_command): Add code to handle --help=. Allow translated
7050 --help and --target-help switches to be passed on to compiler
7052 (main): Remove unused if statement.
7053 * opts.c (columns): Remove.
7054 (LEFT_COLUMN): Define.
7055 (wrap_help): Add columns argument.
7056 (print_filtered_help): Change parameters to be an include bitmask,
7057 an exclude bitmask, an any bitmask and the column width. Move the
7058 code to display the params list here. Add code to display the
7059 status of options rather than their descriptions if the quiet flag
7061 (print_specific_help): Change parameters to be an include bitmask,
7062 an exclude bitmask and an any bitmask. Move code to look up the
7063 column width here. Decide upon the title for an options listing.
7064 (common_handle_options): Add code to handle --help=. Adapt code
7065 for --help and --target-help to use the revised form of the
7066 print_specific_help function.
7067 (print_help): Delete.
7068 (print_param_help): Delete.
7069 (print_switch): Delete.
7070 * opts.h (cl_lang_count): Add prototype.
7071 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7072 CL_MAX_OPTION_CLASS): New defines.
7073 * optc-gen.awk: Add construction of cl_lang_count.
7074 * c.opt: Add Warning attribute to warning options and Optimization
7075 attribute to optimization options.
7076 * common.opt: Likewise.
7078 Add -fhelp and -ftarget-help as aliases for the transformed --help
7079 and --target-help options.
7080 * opt-functions.awk: Add code to handle Warning and Optimization
7083 2007-02-12 Richard Henderson <rth@redhat.com>
7085 * config/alpha/constraints.md: New file.
7086 * config/alpha/alpha.c: Include tm-constrs.h.
7087 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7088 alpha_extra_constraint): Remove.
7089 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7090 * config/alpha/alpha-protos.h: Update.
7091 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7092 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7093 (EXTRA_CONSTRAINT): Remove.
7094 * config/alpha/alpha.md: Include constraints.md.
7095 (adddi splitter): Use satisfies_constraint_*.
7096 * config/alpha/predicates.md (add_operand): Likewise.
7097 (sext_add_operand, addition_operation): Likewise.
7099 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7101 PR tree-optimization/29145
7102 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7103 in our handling of restrict qualified pointers.
7105 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7108 * doc/invoke.texi (Wunused-value): Update description.
7109 (Wextra): Delete item.
7110 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7111 value of Wunused-value.
7112 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7113 (c_finish_stmt_expr): Don't check extra_warnings.
7114 (emit_side_effect_warnings): The caller is responsible to check
7117 2007-02-11 Roger Sayle <roger@eyesopen.com>
7118 Matt Thomas <matt@3am-software.com>
7120 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7122 2007-02-11 Roger Sayle <roger@eyesopen.com>
7124 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7125 comparisons of POPCOUNT against zero.
7126 (simplify_const_relational_operation): Likewise.
7128 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7130 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7132 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7134 * dwarf2out.c (root_type): Delete unused function.
7136 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7138 * genattrtab.c (contained_in_p): Delete unused function.
7139 (write_expr_attr_cache): Likewise.
7141 2007-02-11 Jan Hubicka <jh@suse.cz>
7143 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7146 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7148 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7149 to add the REG_EQ* note.
7150 * see.c (see_merge_one_use_extension): Likewise.
7151 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7152 turn REG_EQUAL notes into REG_EQUIV notes if the target
7153 register may have more than one set.
7154 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7155 * gcse.c (try_replace_reg): Likewise.
7156 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7157 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7158 more than one REG_EQUIV note.
7159 * reload1.c (gen_reload): Use set_unique_reg_note.
7161 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7163 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7164 (ix86_builtin_conversion): New function.
7166 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7169 * tree.h (DECL_REPLACEABLE_P): New macro.
7170 * except.c (set_nothrow_function_flags): Likewise.
7172 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7173 Ira Rosen <irar@il.ibm.com>
7174 Dorit Nuzman <dorit@il.ibm.com>
7176 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7177 * targhooks.c (default_builtin_vectorized_conversion): New.
7178 * targhooks.h (default_builtin_vectorized_function): New declaration.
7179 * target.h (struct vectorize): Add builtin_conversion field.
7180 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7181 stmt_vec_info_type value.
7182 (vectorizable_conversion): New declaration.
7183 * tree-vect-analyze.c (vect_analyze_operations): Add
7184 vectorizable_conversion call.
7185 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7186 * tree-vect-transform.c (vectorizable_conversion): New function.
7187 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7188 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7190 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7191 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7192 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7193 or ALTIVEC_BUILTIN_VCFSX.
7195 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7198 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7199 CONST_DOUBLE and operand 0 is a hard register.
7200 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7201 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7202 is a hard floating-point register.
7204 2007-02-10 Richard Henderson <rth@redhat.com>
7205 Jakub Jelinek <jakub@redhat.com>
7206 Alexandre Oliva <aoliva@redhat.com>
7208 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7209 * builtin-types.def (BT_WORD): Make unsigned.
7210 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7211 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7212 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7213 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7214 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7215 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7217 * expr.c (emutls_var_address): New.
7218 (expand_expr_real_1): Expand emulated tls.
7219 (expand_expr_addr_expr_1): Likewise.
7220 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7221 * output.h (emutls_finish): Declare.
7222 * toplev.c (compile_file): Call it.
7223 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7224 address before wrapping in CONST.
7225 * varasm.c (emutls_htab, emutls_object_type): New.
7226 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7227 (get_emutls_object_name, get_emutls_object_type): New.
7228 (get_emutls_init_templ_addr, emutls_decl): New.
7229 (emutls_common_1, emutls_finish): New.
7230 (assemble_variable): When emulating tls, swap decls; generate
7231 constructor for the emutls objects.
7232 (do_assemble_alias): When emulating tls, swap decl and target name.
7233 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7235 * varpool.c (decide_is_variable_needed): Look at force_output.
7236 Recurse for emulated tls.
7237 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7238 with decide_is_variable_needed.
7239 * emutls.c: New file.
7240 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7241 tls_object for real tls.
7243 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7245 PR rtl-optimization/29599
7246 * reload1.c (eliminate_regs_in_insn): Take the destination
7247 mode into account when computing the offset.
7249 2007-02-09 Stuart Hastings <stuart@apple.com>
7250 Richard Henderson <rth@redhat.com>
7252 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7253 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7254 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7255 fixuns_truncdfhi2): New.
7256 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7257 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7258 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7259 (floatunssidf2): Allow nonimmediate source.
7260 * config/i386/sse.md (movdi_to_sse): New.
7261 (vec_concatv2di): Drop '*'.
7262 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7263 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7264 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7266 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7267 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7268 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7269 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7270 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7271 ix86_build_const_vector.
7272 (x86_emit_floatuns): Rewrite.
7274 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7276 * genautomata.c (longest_path_length): Delete unused function.
7277 (struct state): Delete unused longest_path_length.
7278 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7279 (get_free_state): Delete unused.
7281 2007-02-09 Jan Hubicka <jh@suse.cz>
7283 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7284 * doc/invoke.texi (inline-unit-growth): Update default value.
7286 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7287 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7288 (rebuild_cgraph_edges): Likewise.
7289 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7290 (dump_cgraph_node): Dump frequencies.
7291 (cgraph_clone_edge): Add frequency scales.
7292 (cgraph_clone_node): Add freuqnecy.
7293 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7294 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7295 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7296 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7297 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7298 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7299 (save_inline_function_body): Likewise.
7300 * ipa-inline.c: inluce rtl.h
7301 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7302 (cgraph_edge_badness): Use frequencies.
7303 (cgraph_decide_recursive_inlining): Update clonning.
7304 (cgraph_decide_inlining_of_small_function): Dump frequency.
7305 * predict.c (estimate_bb_frequencies): Export.
7306 * predict.h (estimate_bb_frequencies): Declare.
7307 * tree-inline.c (copy_bb): Watch overflows.
7308 (expand_call_inline): Update call of cgraph_create_edge.
7309 (optimize_inline_calls): Use TODO flags to update frequnecies.
7310 * passes.h: Include predict.h
7311 (init_optimization_passes): Move profile ahead.
7312 (execute_function_todo): Handle TODO_rebuild_frequencies.
7314 2007-02-09 Roger Sayle <roger@eyesopen.com>
7316 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7317 the insbl or inswl pattern into a register.
7319 2007-02-09 Roger Sayle <roger@eyesopen.com>
7321 * config/ia64/ia64.md (bswapdi2): New define_insn.
7323 2007-02-09 Richard Henderson <rth@redhat.com>
7325 * config/i386/constraints.md (Ym): New constraint.
7326 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7327 (movdi_1_rex64): Split sse and xmm general register moves from
7328 memory move alternatives. Use conditional register constraints.
7329 (movsf_1, movdf_integer): Likewise.
7330 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7331 (movdf_integer_rex64): New.
7332 (pushsf_rex64): Fix output constraints.
7333 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7334 (sse2_stored): Likewise.
7335 (sse2_storeq_rex64): New.
7336 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7337 amd and not generic.
7338 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7339 for optimize_size. Remove SF/DFmode hack.
7341 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7343 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7346 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7347 Richard Sandiford <richard@codesourcery.com>
7349 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7350 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7351 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7352 m68k/t-mlib to tmake_file.
7353 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7354 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7355 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7356 Allow it to be cf or m68k. Set m68k_arch_family. If that
7357 variable is not empty, add t-$m68k_arch_family to tmake_file.
7358 Add t-mlibs to tmake_file.
7359 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7360 * config/m68k/t-cf: New file.
7361 * config/m68k/t-m68k: Likewise.
7362 * config/m68k/t-mlibs: Likewise.
7363 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7364 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7365 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7366 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7367 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7369 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7370 (INSTALL_LIBGCC): Delete.
7371 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7372 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7373 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7374 (M68K_MLIB_CPU): Define.
7375 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7376 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7377 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7379 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7380 Richard Guenther <rguenther@suse.de>
7383 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7384 against INT_MIN/INT_MAX.
7385 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7386 file if a loop is removed.
7388 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7390 * calls.c (store_one_arg): Pass correct alignment to
7391 emit_push_insn for non-BLKmode values.
7392 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7393 unaligned stack slot via a suitably aligned slot.
7395 2007-02-08 DJ Delorie <dj@redhat.com>
7397 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7399 (legal_subregs): Use unsigned char, make const.
7400 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7402 2007-02-08 Paul Brook <paul@codesourcery.com>
7404 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7405 special interworking needed.
7407 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7409 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7410 conditional to __SSE2__.
7411 (Entries below should have been added to first ChangeLog
7412 entry for amdfam10 dated 2007-02-05)
7413 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7415 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7417 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7420 2007-02-08 DJ Delorie <dj@redhat.com>
7422 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7423 * config/m32c/m32c.c (legal_subregs): New.
7424 (m32c_illegal_subreg_p): New.
7425 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7426 unsupported subregs of hard regs.
7428 2007-02-08 Jan Hubicka <jh@suse.cz>
7430 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7431 the same one; always update histograms.
7433 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7435 * passes.c (init_optimization_passes): Tidy comment.
7437 2007-02-08 Roger Sayle <roger@eyesopen.com>
7439 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7440 strip zero_extend, bswap and rotates from POCOUNT's argument.
7441 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7442 zero_extend and rotates from PARITY's argument.
7443 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7444 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7445 of an integer constant at compile-time.
7447 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7450 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7452 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7455 * tree-ssa-live.c (remove_unused_locals): Do not remove
7456 TREE_ADDRESSABLE variables.
7457 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7458 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7459 FOR_CLOBBER. Update all users.
7460 If VAR has an associated alias set, add a virtual operand for
7461 it if no alias is found to conflict with the memory reference.
7463 2007-02-07 Jan Hubicka <jh@suse.cz>
7464 Robert Kidd <rkidd@crhc.uiuc.edu>
7466 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7468 2007-02-07 Ian Lance Taylor <iant@google.com>
7470 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7472 2007-02-07 Roger Sayle <roger@eyesopen.com>
7474 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7475 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7476 tablejumpdi, movsi_to_cr_one): Remove constraints from
7477 define_expand's match_operands.
7479 2007-02-07 Roger Sayle <roger@eyesopen.com>
7481 * global.c (compute_regsets): Move declatation of "i" inside of
7482 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7484 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7487 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7488 of INDIRECT_REF <RESULT_DECL>.
7490 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7492 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7493 Kaz Kojima <kkojima@gcc.gnu.org>
7496 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7498 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7500 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7502 * doc/loop.texi: Document possibility not to perform disambiguation
7503 of loops with multiple latches.
7504 * cfgloopmanip.c (alp_enum_p): Removed.
7505 (add_loop): Handle subloops. Use get_loop_body_with_size.
7506 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7507 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7508 the new forwarder block.
7509 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7510 Handle the case latch is NULL.
7511 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7512 when marking loop exits.
7513 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7515 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7516 disambiguate_loops_with_multiple_latches.
7517 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7518 before fix_loop_structure.
7519 * cfgloop.c: Include pointer-set.h and output.h.
7520 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7521 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7522 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7523 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7524 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7525 disambiguate_multiple_latches, get_loop_body_with_size,
7526 disambiguate_loops_with_multiple_latches): New functions.
7527 (flow_loop_dump): Dump multiple latch edges.
7528 (flow_loop_nodes_find): Handle loops with multiple latches.
7529 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7530 (glb_enum_p): Modified.
7531 (get_loop_body): Use get_loop_body_with_size.
7532 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7533 (AVOID_CFG_MODIFICATIONS): New constant.
7534 (disambiguate_loops_with_multiple_latches, add_loop,
7535 get_loop_body_with_size): Declare.
7536 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7538 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7541 * global.c (compute_regsets): New function.
7542 (global_alloc): Refactored ELIMINABLE_REGSET
7543 and NO_GLOBAL_ALLOC_REGS computation out.
7544 (rest_of_handle_global_alloc): Call compute_regsets()
7545 for non-optimizing case.
7547 2007-02-06 Richard Henderson <rth@redhat.com>
7549 * config/i386/constraints.md (Y2): Rename from Y.
7550 (Yi): New constraint.
7551 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7552 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7553 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7554 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7555 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7556 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7557 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7558 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7559 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7560 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7561 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7562 vec_extractv2si_1): Change Y constraints to Y2.
7563 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7564 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7565 Change Y constraints to Y2.
7566 (sse2_loadld): Change Y constraints to x.
7568 2007-02-06 Roger Sayle <roger@eyesopen.com>
7570 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7571 (parity<mode>2): New define_expand using rs6000_emit_parity.
7572 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7573 rs6000_emit_parity): New functions.
7574 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7575 rs6000_emit_parity): Prototype here.
7577 2007-02-06 Ian Lance Taylor <iant@google.com>
7579 * lower-subreg.c (simple_move_operand): Reject CONST.
7580 (resolve_clobber): Call validate_change rather than directly
7581 assigning to XEXP (pat, 0).
7583 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7585 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7586 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7587 (tree-cfg.o): Remove hashtab.h dependency.
7589 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7590 (struct ivopts_data): Change niters to pointer_map_t.
7591 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7592 (niter_for_exit): Create pointer_map on demand. Change for
7594 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7595 (free_loop_data): Destroy data->niters if created and reset field.
7596 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7597 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7599 * tree-ssa-reassoc.c: Include pointer-set.h.
7600 (bb_rank): Change to long *.
7601 (operand_rank): Change to pointer_map_t.
7602 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7603 (insert_operand_rank): Accept long.
7604 (operand_entry_hash, operand_entry_eq): Remove.
7605 (get_rank): Return long. Adjust for changes above.
7606 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7608 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7610 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7611 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7612 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7614 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7615 directly since it cannot be NULL.
7616 (get_vi_for_tree): Rewrite for pointer_map API.
7617 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7618 (init_alias_vars): Create vi_for_tree as pointer_map.
7619 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7621 * tree-cfg.c: Don't include hashtab.h.
7622 (edge_to_cases): Declare as pointer_map.
7623 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7625 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7626 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7627 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7629 (record_switch_edge): Delete.
7630 (get_cases_for_edge): Adjust for pointer_map API, inline
7631 record_switch_edge (rewritten for new API), remove goto.
7633 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7635 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7636 * tree-nested.c: Include pointer-set.h.
7637 (var_map_elt, var_map_eq, var_map_hash): Delete.
7638 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7640 (nesting_info_bitmap_obstack): New.
7641 (lookup_field_for_decl): Adjust for pointer_map API.
7642 (lookup_tramp_for_decl): Adjust for pointer_map API.
7643 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7644 (get_local_debug_decl): Adjust for pointer_map API.
7645 (convert_nl_goto_reference): Adjust for pointer_map API.
7646 (convert_nl_goto_receiver): Adjust for pointer_map API.
7647 (create_nesting_tree): Create outside GGC space. Create bitmap on
7648 the new obstack. Create field_map and var_map as pointer_maps.
7649 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7651 (lower_nested_functions): Move root here, no need to NULL it.
7652 Initialize and release the obstack.
7654 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7656 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7657 Remove prototypes and make them non-static.
7658 (struct tree_int_map): Remove.
7659 * tree.h (struct tree_int_map): Move here, turning TO into an
7661 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7663 * tree.h (TREE_COMPLEXITY): Remove.
7664 (struct tree_exp): Remove complexity field.
7665 * tree.c (build1_stat): Don't set it.
7667 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7668 Victor Kaplansky <victork@il.ibm.com>
7670 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7671 (vect_is_simple_reduction): Support reduction with induction as
7672 one of the operands.
7673 (vect_is_simple_iv_evolution): Fix formatting.
7674 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7675 formatting. Don't mark induction phis for vectorization.
7676 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7677 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7678 (vect_get_vec_def_for_operand): Support induction.
7679 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7681 (vectorizable_reduction): Support reduction with induction as one of
7683 (vectorizable_type_demotion): Use def-type of stmt argument rather
7684 than dummy def-type.
7686 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7687 flag_tree_scev_cprop.
7688 * common.opt (tree-scev-cprop): New flag.
7690 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7691 call to vect_get_new_vect_var.
7693 2007-02-06 Ira Rosen <irar@il.ibm.com>
7695 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7696 vectype is not NULL.
7697 (vect_pattern_recog_1): Likewise.
7699 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7701 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7702 (fold_negate_expr): Likewise.
7704 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7707 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7708 even if cv-qualification is the same.
7710 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7712 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7713 __enable_execute_stack on completion.
7715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7717 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7718 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7719 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7720 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7721 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7722 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7723 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7724 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7726 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7728 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7729 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7730 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7731 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7732 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7733 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7734 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7735 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7736 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7737 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7738 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7739 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7740 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7741 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7742 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7743 sqrtextenddfxf2_i387): Added amdfam10_decode.
7745 * config/i386/athlon.md (athlon_idirect_amdfam10,
7746 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7747 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7748 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7749 athlon_ivector_store_amdfam10): New define_insn_reservation.
7750 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7755 * config/i386/athlon.md (athlon_call_amdfam10,
7756 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7757 define_insn_reservation.
7758 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7759 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7760 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7764 * config/i386/athlon.md (athlon_sseld_amdfam10,
7765 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7766 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7770 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7771 define_insn_reservation.
7772 * config/i386/i386.md (sseins): Added sseins to define_attr type
7773 and define_attr unit.
7774 * config/i386/sse.md: Set type attribute to sseins for insertq
7777 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7779 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7780 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7781 ssecomi_load_amdfam10, ssecomi_amdfam10,
7782 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7783 define_insn_reservation.
7784 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7788 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7789 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7790 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7791 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7792 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7793 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7794 define_insn_reservation.
7796 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7797 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7798 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7799 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7800 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7802 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7804 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7805 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7806 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7807 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7808 athlon_ssemul_load_k8): Added amdfam10.
7810 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7812 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7813 (x86_sse_unaligned_move_optimal): New variable.
7815 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7817 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7818 for unaligned vector SSE double/single precision loads for AMDFAM10.
7820 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7822 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7823 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7824 Define TARGET_CPU_DEFAULT_amdfam10.
7825 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7826 (processor_type): Add PROCESSOR_AMDFAM10.
7828 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7829 processor_type in config/i386/i386.h.
7830 Enable imul peepholes for TARGET_AMDFAM10.
7832 * config.gcc: Add support for --with-cpu option for amdfam10.
7834 * config/i386/i386.c (amdfam10_cost): New variable.
7835 (m_AMDFAM10): New macro.
7836 (m_ATHLON_K8_AMDFAM10): New macro.
7837 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7838 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7839 x86_promote_QImode, x86_integer_DFmode_moves,
7840 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7841 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7842 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7843 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7844 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7845 Enable/disable for amdfam10.
7846 (override_options): Add amdfam10_cost to processor_target_table.
7847 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7848 processor_alias_table.
7849 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7850 (ix86_adjust_cost): Add code for amdfam10.
7852 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7854 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7855 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7856 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7857 * config/i386/i386.h: Add builtin definition for SSE4A.
7858 * config/i386/i386.md: Add support for ABM instructions
7860 * config/i386/sse.md: Add support for SSE4A instructions
7861 (movntss, movntsd, extrq, insertq).
7862 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7863 Add -march=amdfam10 flag.
7864 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7865 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7867 * doc/extend.texi: Add documentation for SSE4A builtins.
7869 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7871 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7873 2007-02-05 Richard Guenther <rguenther@suse.de>
7875 * tree-vectorizer.h (vectorizable_function): Add argument type
7876 argument, change return type.
7877 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7878 * tree-vect-transform.c (vectorizable_function): Handle extra
7879 argument, return vectorized function decl.
7880 (build_vectorized_function_call): Remove.
7881 (vectorizable_call): Handle calls with result and argument types
7882 differing. Handle loop vectorization factor correctly.
7883 * targhooks.c (default_builtin_vectorized_function): Adjust for
7885 * targhooks.h (default_builtin_vectorized_function): Likewise.
7886 * target.h (builtin_vectorized_function): Add argument type
7888 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7889 extra argument, allow vectorizing of lrintf.
7890 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7891 documentation of target hook.
7893 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7896 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7897 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7898 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7900 2007-02-05 Roger Sayle <roger@eyesopen.com>
7902 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7903 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7904 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7905 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7906 before canonicalizing sincos to cexpi.
7907 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7909 2007-02-05 Roger Sayle <roger@eyesopen.com>
7911 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7912 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7913 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7915 2007-02-05 Roger Sayle <roger@eyesopen.com>
7917 * mips-tfile.c (initialize_init_file): Correct endianness test.
7919 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7921 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7924 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7926 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7927 saves in a PARALLEL before the register assignments.
7929 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7931 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7932 DWARF_FRAME_RETURN_COLUMN to be a general register.
7933 * dwarf2out.c (init_return_column_size): New function, split from...
7934 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7935 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7936 to be nongeneral registers.
7937 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7939 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7940 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7942 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7944 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7946 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7948 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7949 (remove_path): Use can_remove_branch_p and remove_branch instead
7950 of loop_delete_branch_edge.
7951 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7952 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7953 Update profile using scale_dominated_blocks_in_loop.
7954 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7955 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7956 (can_remove_branch_p, remove_branch): Declare.
7957 * tree-cfg.c (tree_can_remove_branch_p): New function.
7958 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7959 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7960 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7962 2007-02-05 Jan Hubicka <jh@suse.cz>
7965 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7966 nodes in cgraph, don't remove offline copy of the function.
7968 2007-02-04 Jan Hubicka <jh@suse.cz>
7970 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7971 vectors might cause maybe_lookup_element_for_expr to be called
7972 on non-sra-candidate.
7974 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7976 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7977 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7978 spelling conventions.
7980 2007-02-04 Richard Guenther <rguenther@suse.de>
7983 * fold-const.c (try_move_mult_to_index): Make sure to not
7984 overflow one dimension of a multi-dimensional array access.
7986 2007-02-04 Jan Hubicka <jh@suse.cz>
7988 * passes.c (init_optimization_passes): Reindent.
7990 2007-02-04 Jan Hubicka <jh@suse.cz>
7991 Eric Botcazou <ebotcazou@adacore.com>
7993 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7994 (execute_fixup_cfg): Break out the abnormal goto code.
7995 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7996 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7997 (optimize_inline_calls): Call make_nonlocal_label_edges.
7999 2007-02-04 Jan Hubicka <jh@suse.cz>
8001 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8002 true when something was changed.
8003 (rename_ssa_copies): When something was changed, do
8004 TODO_remove_unused_locals.
8005 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8006 add TODO_remove_unused_locals when instruction was removed.
8008 2007-02-04 Jan Hubicka <jh@suse.cz>
8010 * ipa-inline.c (try_inline): Improve debug output; work on already
8012 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8013 call try_inline for already inlined edges too when flattening;
8014 inline also functions that make callee growth but overall unit size
8017 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8019 * config/m32c/bitops.md, config/m32c/jump.md,
8020 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8021 config/m32r/m32r.h, config/m32r/m32r.md,
8022 config/m32r/predicates.md, config/m68hc11/larith.asm,
8023 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8024 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8025 config/mips/mips-protos.h, config/mips/mips.c,
8026 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8027 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8028 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8029 spelling conventions.
8031 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8032 Follow spelling conventions.
8034 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8036 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8037 warn about C++0x compatibility.
8039 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8041 * config/h8300/h8300.c, config/h8300/h8300.h,
8042 config/h8300/h8300.md: Follow spelling conventions.
8044 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8047 * combine.c (try_combine): Do not substitute source operand
8048 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8050 2007-02-03 Jan Hubicka <jh@suse.cz>
8052 PR gcov-profile/30650
8053 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8054 do not divide by zero for never executed counters.
8055 (tree_find_values_to_profile): Fix counters.
8056 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8058 2007-02-03 Ian Lance Taylor <iant@google.com>
8060 * lower-subreg.c (simple_move_operand): New static function,
8061 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8063 (simple_move): Call simple_move_operand.
8064 (find_decomposable_subregs): Add special handling of MEMs.
8065 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8066 meaning of return value. If we see a hard register, test whether
8067 it can store a word_mode value. Change all callers.
8069 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8071 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8072 ftrapv insns and expanders.
8073 (subdi3): Change define_expand operand 1 to arith11_operand, and
8074 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8075 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8076 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8080 * varasm.c (notice_global_symbol): Treat global objects as weak when
8083 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8085 * emit-rtl.c (dconstpi): Delete.
8087 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8088 * real.h (dconstpi): Delete.
8090 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8091 (fold_builtin_hypot): Likewise.
8093 2007-02-03 Tom Tromey <tromey@redhat.com>
8096 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8097 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8099 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8101 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8102 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8103 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8104 config/rs6000/cell.md, config/rs6000/darwin.h,
8105 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8106 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8107 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8108 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8109 typos. Follow spelling conventions.
8110 * doc/invoke.texi: Follow spelling conventions.
8112 2007-02-03 Roger Sayle <roger@eyesopen.com>
8114 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8115 canonicalization transformations that attempt to simplify integer
8116 constant comparisons to become comparisons against zero.
8118 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8120 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8122 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8123 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8125 2007-02-02 Mike Stump <mrs@apple.com>
8127 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8128 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8129 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8130 generate a branch island.
8132 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8134 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8135 (xtensa_legitimate_address_p): New.
8136 (xtensa_legitimize_address): New.
8137 (xtensa_output_addr_const_extra): New.
8138 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8140 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8141 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8142 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8143 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8144 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8145 (xtensa_legitimize_address): New.
8146 (xtensa_output_addr_const_extra): New.
8148 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8150 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8152 2007-02-02 Ian Lance Taylor <iant@google.com>
8154 * expmed.c (expand_divmod): Add comment.
8156 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8158 * emit-rtl.c (renumber_insns): Remove.
8159 * flags.h: Remove the extern for flag_renumber_insns.
8160 * rtl.h: Remove the prototype for renumber_insns.
8161 * toplev.c (flag_renumber_insns): Remove.
8163 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8165 Revert for x86 darwin:
8166 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8168 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8169 code before the following patch under TARGET_MACHO.
8170 (ix86_function_value_regno_p): Likewise.
8172 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8174 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8177 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8180 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8181 general or fp registers. Add comments.
8182 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8184 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8186 * pointer-set.c (insert_aux): Only return insertion slot.
8187 (pointer_set_insert): Adjust.
8188 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8189 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8190 pointer_map_traverse): New.
8191 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8192 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8193 pointer_map_contains, pointer_map_traverse): Declare.
8195 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8198 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8199 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8201 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8203 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8205 (struct _dep): New type.
8206 (dep_t): New typedef.
8207 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8208 (DEP_STATUS): New access macro. The macro with the same name was
8209 renamed to DEP_LINK_STATUS.
8210 (dep_init): Declare function
8212 (struct _dep_link): New type.
8213 (dep_link_t): New typedef.
8214 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8215 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8216 (DEP_LINK_STATUS): New macro.
8217 (debug_dep_links): New debug function.
8219 (struct _deps_list): New type.
8220 (deps_list_t): New typedef.
8221 (DEPS_LIST_FIRST): New access macro.
8222 (FOR_EACH_DEP_LINK): New cycle macro.
8223 (create_deps_list, free_deps_list, delete_deps_list): Declare
8225 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8226 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8227 (copy_deps_list_change_con): Ditto.
8229 (move_dep_link): Declare function.
8231 (struct _dep_node): New type.
8232 (dep_node_t): New typedef.
8233 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8235 (struct haifa_insn_data.back_deps): New field to hold backward
8236 dependencies of the insn.
8237 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8239 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8240 Change its type to deps_list_t.
8241 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8242 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8243 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8245 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8247 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8249 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8251 (dep_cost): Declare.
8253 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8254 (ds_to_dk, dk_to_ds): New functions.
8256 (init_dep_1): New static function.
8257 (init_dep): New function.
8258 (copy_dep): New static function.
8260 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8262 (detach_dep_link): New static function.
8263 (move_dep_link): New function.
8265 (dep_links_consistent_p, dump_dep_links): New static functions.
8266 (debug_dep_links): New debugging function.
8268 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8270 (alloc_deps_list, init_deps_list): New static functions.
8271 (create_deps_list): New function.
8272 (clear_deps_list): New static function.
8273 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8274 (deps_list_consistent_p, dump_deps_list): New static functions.
8275 (debug_deps_list): New function.
8276 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8278 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8280 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8281 use new scheduler dependencies lists.
8282 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8283 (sched_analyze): Ditto. Initialize dependencies lists.
8284 (add_forw_dep, compute_forward_dependences): Update to use new
8285 scheduler dependencies lists.
8287 (init_dependency_caches): Init deps_obstack.
8288 (free_dependency_caches): Free deps_obstack.
8290 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8291 new scheduler dependencies lists.
8292 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8293 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8295 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8296 Update to use new scheduler dependencies lists.
8297 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8298 (debug_dependencies): Ditto.
8299 (schedule_region): Update comments.
8301 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8302 scheduler dependencies lists.
8303 (schedule_ebb): Update comments.
8305 * rtl.def (DEPS_LIST): Remove.
8307 * lists.c (unused_deps_list): Remove.
8308 (free_list): Update assertions.
8310 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8311 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8313 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8314 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8316 * haifa-sched.c (comments): Update.
8317 (insn_cost1): Remove. Inline the code into insn_cost ().
8318 (insn_cost): Update to use new scheduler dependencies lists. Move
8319 processing of the dependency cost to dep_cost ().
8320 (dep_cost): New function. Use it instead of insn_cost () when
8321 evaluating cost of the dependency. Use compatible interface to
8322 interact with the target.
8323 (priority): Update to use new scheduler dependencies lists.
8324 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8325 with greater number of insns that depend on the insn.
8326 (schedule_insn): Update to use new scheduler dependencies lists. Add
8327 code to free backward dependencies lists. Inline and optimize code
8328 from resolve_dep () - see PR28071.
8329 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8330 lists. Update call to targetm.sched.is_costly_dependence hook.
8332 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8333 scheduler dependencies lists.
8335 (resolve_dep): Remove. Move the logic to schedule_insn ().
8336 (init_h_i_d): Initialize dependencies lists.
8338 (process_insn_depend_be_in_spec): Rename to
8339 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8341 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8342 Update to use new scheduler dependencies lists.
8343 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8345 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8346 new scheduler dependencies lists.
8347 (build_intra_loop_deps): Ditto.
8349 * target.h (struct _dep): Declare to use in
8350 gcc_target.sched.is_costly_dependence.
8351 (struct gcc_target.sched.adjust_cost): Fix typo.
8352 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8353 single dep_t parameter instead of an equivalent triad.
8354 (struct gcc_target.sched.adjust_cost_2): Remove.
8356 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8358 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8360 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8362 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8364 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8365 (REG_DEP_TRUE): Document.
8367 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8368 Change signature to correspond to the targetm.sched.adjust_cost hook.
8369 Update use in TARGET_SCHED_ADJUST_COST_2.
8370 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8371 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8372 new scheduler dependencies lists.
8373 (ia64_gen_check): Ditto.
8375 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8378 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8379 signature to correspond to the targetm.sched.is_costly_dependence hook.
8380 (is_costly_group): Update to use new scheduler dependencies lists.
8382 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8383 instead of INSN_COST () macro.
8385 2007-02-01 Ian Lance Taylor <iant@google.com>
8387 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8389 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8391 * pa.md (tp_load): Correct mfctl instruction syntax.
8393 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8395 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8396 altivec_padding_size calculation on AIX. Improve comment, add
8397 assert to verify that it's right.
8399 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8402 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8405 * global.c (global_alloc): Add mising initialization of
8408 2007-02-01 Roger Sayle <roger@eyesopen.com>
8410 * alias.c (init_alias_analysis): Correct whitespace.
8411 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8412 partition_hot_cold_basic_blocks): Likewise.
8413 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8414 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8415 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8416 fold_builtin_snprintf_chk, fold_builtin_printf,
8417 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8418 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8419 * cfgcleanup.c (cleanup_cfg): Likewise.
8420 * cfgexpand.c (tree_expand_cfg): Likewise.
8421 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8422 * function.c (get_next_funcdef_no): Likewise.
8423 * gengtype.c (main): Likewise.
8424 * genmodes.c (main): Likewise.
8425 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8426 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8427 * ifcvt.c (noce_emit_move_insn): Likewise.
8428 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8430 * stor-layout.c (get_best_mode): Likewise.
8431 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8432 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8433 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8434 perform_var_substitution, solve_graph): Likewise.
8435 * tree-vrp.c (vrp_finalize): Likewise.
8437 2007-02-01 Ian Lance Taylor <iant@google.com>
8439 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8440 high part of a paradoxical subreg, return a constant zero.
8442 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8444 * toplev.c (lang_dependent_init): Call init_set_costs.
8445 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8447 2007-02-01 Richard Guenther <rguenther@suse.de>
8450 * fold-const.c (fold_negate_expr): Allow negating a
8451 constant if overflow does not change.
8453 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8455 * doc/c-tree.texi (Expression trees): Improve markup.
8456 * doc/tm.texi (Register Classes, Addressing Modes)
8457 (Floating Point): Fix spacing after abbreviations. Fix some
8460 2007-02-01 Ben Elliston <bje@au.ibm.com>
8462 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8463 * doc/contrib.texi: Likewise.
8464 * doc/install.texi: Likewise.
8466 2007-01-31 Richard Henderson <rth@redhat.com>
8467 Ian Lance Taylor <iant@google.com>
8469 * lower-subreg.c: New file.
8470 * rtl.def (CONCATN): Define.
8471 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8473 * emit-rtl.c (update_reg_offset): New static function, broken out
8474 of gen_rtx_REG_offset.
8475 (gen_rtx_REG_offset): Call update_reg_offset.
8476 (gen_reg_rtx_offset): New function.
8477 * regclass.c: Revert patch of 2006-03-05, restoring
8479 (clear_reg_info_regno): New function.
8480 * dwarf2out.c (concatn_loc_descriptor): New static function.
8481 (loc_descriptor): Handle CONCATN.
8482 * common.opt (fsplit_wide_types): New option.
8483 * opts.c (decode_options): Set flag_split_wide_types when
8485 * timevar.def (TV_LOWER_SUBREG): Define.
8486 * rtl.h (gen_reg_rtx_offset): Declare.
8487 (reg_scan_update): Declare.
8488 * regs.h (clear_reg_info_regno): Declare.
8489 * tree-pass.h (pass_lower_subreg): Declare.
8490 (pass_lower_subreg2): Declare.
8491 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8492 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8494 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8495 * Makefile.in (OBJS-common): Add lower-subreg.o.
8496 (lower-subreg.o): New target.
8498 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8500 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8502 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8505 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8507 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8512 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8514 * cfgloop.h: Include vec-prim.h.
8515 (enum li_flags): Remove LI_ONLY_OLD.
8516 (loop_iterator): Changed.
8517 (fel_next, fel_init): Iterate over loop tree.
8518 (FOR_EACH_LOOP_BREAK): New macro.
8519 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8521 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8522 * modulo-sched.c (sms_schedule): Ditto.
8523 * tree-vectorizer.c (vectorize_loops): Ditto.
8524 * doc/loop.texi: Update information on loop numbering and behavior of
8525 FOR_EACH_LOOP wrto new loops.
8526 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8527 add_to_evolution_1): Test nestedness of loops instead of comparing
8529 * tree-chrec.c (chrec_fold_plus_poly_poly,
8530 chrec_fold_multiply_poly_poly, chrec_evaluate,
8531 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8532 reset_evolution_in_loop): Ditto.
8533 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8535 2007-01-31 Dirk Mueller <dmueller@suse.de>
8537 * c-common.c (warn_about_parentheses): Separate warning about
8538 un-parenthized sequence of comparison operators from the one
8539 which is supposed to warn about x <= y <= z.
8541 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8543 * optabs.h (enum optab_index): Add new OTI_isinf.
8544 (isinf_optab): Define corresponding macro.
8545 * optabs.c (init_optabs): Initialize isinf_optab.
8546 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8548 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8549 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8551 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8552 expand_builtin_interclass_mathfn.
8553 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8554 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8555 (fxam<mode>2_i387): New insn pattern.
8556 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8557 built-in functions as x87 inline asm.
8559 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8561 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8563 2007-01-30 Eric Christopher <echristo@apple.com>
8565 * config.gcc: Add geode.
8567 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8569 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8570 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8571 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8572 value-prof.c: Fix comment typos.
8574 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8577 * doc/invoke.texi (Wpointer-arith): Document warning.
8579 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8581 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8582 the list of discrepancies from the draft TR.
8584 2007-01-30 Dirk Mueller <dmueller@suse.de>
8587 * doc/invoke.texi (-Wreturn-type): Update description to
8590 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8592 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8594 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8596 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8597 to handle optabs that operate on floating point input argument and
8598 output to integer output.
8599 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8600 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8601 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8602 expand_builtin_interclass_mathfn ().
8603 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8605 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8606 ilogbl built-in functions as x87 intrinsics.
8608 2007-01-30 Richard Guenther <rguenther@suse.de>
8611 * dwarf2out.c (reference_to_unused): Query varpool if the
8612 variable was output.
8614 2007-01-30 Richard Guenther <rguenther@suse.de>
8617 * passes.c (execute_one_pass): Reset in_gimple_form to not
8618 confuse non-unit-at-a-time mode.
8620 2007-01-29 Roger Sayle <roger@eyesopen.com>
8621 Richard Guenther <rguenther@suse.de>
8623 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8624 avoid undefined behaviour on overflow. Use force_fit_type_double
8625 to construct the constant with the specified TREE_OVERFLOW.
8627 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8629 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8630 * config/dfp-bit.h: Ditto.
8632 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8634 * c-decl.c (pop_scope): Replace warnings with call to
8635 warn_for_unused_label.
8636 * c-common.h (warn_for_unused_label): Declare.
8637 * c-common.c (warn_for_unused_label): Define.
8639 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8641 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8644 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8646 * Makefile.in (USER_H): Remove decfloat.h.
8647 * ginclude/decfloat.h: Delete, moving contents to ...
8648 * ginclude/float.h: Add support for decimal floating point,
8649 guarded by __STDC_WANT_DEC_FP__.
8651 2007-01-29 Mike Stump <mrs@apple.com>
8653 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8654 Analysis and Representation to resolve case insensitive conflict.
8655 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8657 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8659 * tree.h (struct tree_memory_tag): Add aliases member.
8660 (MTAG_ALIASES): New macro.
8661 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8662 (add_may_alias): Remove pointer-set. Update for may_aliases being
8664 (mark_aliases_call_clobbered): Update for may_aliases being a
8666 (compute_tag_properties): Ditto.
8667 (create_partition_for): Ditto.
8668 (compute_memory_partitions): Ditto.
8669 (dump_may_aliases_for): Ditto.
8670 (is_aliased_with): Ditto.
8671 (add_may_alias_for_new_tag): Ditto.
8672 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8673 (compute_is_aliased): New function.
8674 (compute_may_aliases): Call compute_is_aliased).
8675 (init_alias_info): Initialize alias_bitmap_obstack.
8676 (union_alias_set_into): New function.
8677 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8678 (have_common_aliases_p): Rewrite to take two bitmaps and use
8680 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8682 (finalize_ref_all_pointers): Update for add_may_alias changes.
8683 (new_type_alias): Ditto.
8684 * tree-flow-inline.h (may_aliases): Return a bitmap.
8685 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8686 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8687 may_aliases being a bitmap.
8688 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8689 may_aliases now returns a bitmap.
8690 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8692 * tree-ssa-operands.c (add_virtual_operand): Update for
8693 may_aliases being a bitmap.
8695 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8697 PR tree-optimization/30630
8698 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8699 variable as changed.
8701 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8704 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8705 expanded only once even if an error occurs.
8707 2007-01-29 Ben Elliston <bje@au.ibm.com>
8709 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8710 (__gcov_average_profiler): Likewise.
8711 (__gcov_ior_profiler): Likewise.
8712 (__gcov_merge_ior): Likewise.
8714 2007-01-28 Jan Hubicka <jh@suse.cz>
8716 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8717 * value-prof.c (stringop_block_profile): Likewise.
8719 2007-01-28 Jan Hubicka <jh@suse.cz>
8721 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8722 variant handling histograms; add wrapper.
8723 (clear_storage_via_libcall): Export.
8724 (emit_block_move_hints): Break out from ...; add histograms.
8725 (emit_block_move): ... this one.
8726 (clear_storage_hints): Break out from ...; add histograms.
8727 (clear_storage): ... this one.
8728 (set_storage_via_memset): Handle histogram.
8729 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8730 (clear_storage_hints, clear_storage_via_libcall): Declare.
8731 (set_storage_via_setmem): Update prototype.
8732 * doc/md.texi (movmem, setmem): Document new arguments.
8734 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8736 (stringop_block_profile): New global function.
8737 (tree_stringops_values_to_profile): Profile block size and alignment.
8738 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8740 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8741 (stringop_block_profile): Declare.
8742 * builtins.c: Include value-prof.h.
8743 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8744 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8745 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8746 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8747 * profile.c (instrument_values): Add new counters.
8748 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8750 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8751 (tree_init_edge_profiler): Build new profilers.
8752 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8753 (pass_tree_profile): Add dump.
8754 (tree_profile_hooks): Update.
8755 * Makefile.in (LIBGCOV): Add new constants.
8756 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8757 __gcov_ior_profiler): New.
8758 * i386.md (movmem/setmem expanders): Add new optional arguments.
8760 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8762 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8764 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8766 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8767 (tree_unswitch_single_loop): Pass eni_size_weights to
8768 tree_num_loop_insns.
8769 * tree-ssa-loop-manip.c: Include tree-inline.h.
8770 (can_unroll_loop_p): Pass eni_size_weights to
8771 tree_num_loop_insns.
8772 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8773 Pass eni_size_weights to estimate_num_insns.
8774 * tree.h (init_inline_once): Export.
8775 * toplev.c (backend_init): Call init_inline_once.
8776 * cgraphunit.c (cgraph_process_new_functions,
8777 cgraph_analyze_function): Pass eni_inlining_weights to
8779 * ipa-inline.c (compute_inline_parameters): Ditto.
8780 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8781 to estimate_num_insns.
8782 (try_unroll_loop_completely): Pass eni_size_weights to
8783 tree_num_loop_insns.
8784 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8785 ot estimate_num_insns.
8786 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8787 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8788 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8789 eni_time_weights): New variables.
8790 (init_inline_once): Initialize them.
8791 (struct eni_data): Mew.
8792 (estimate_num_insns_1, estimate_num_insns): Use weights.
8793 * tree-inline.h (struct eni_weights_d): New.
8794 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8795 (estimate_num_insns): Declaration changed.
8796 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8797 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8798 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8800 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8802 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8803 relations in the conflict function is valid.
8805 2007-01-27 Ian Lance Taylor <iant@google.com>
8807 * common.opt: Add fstrict-overflow.
8808 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8809 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8810 (TYPE_OVERFLOW_UNDEFINED): Define.
8811 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8813 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8814 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8815 (fold_negate_expr): Likewise.
8816 (make_range): Likewise.
8817 (extract_muldiv_1): Likewise.
8818 (maybe_canonicalize_comparison): Likewise.
8819 (fold_comparison): Likewise.
8820 (fold_binary): Likewise.
8821 (tree_expr_nonnegative_p): Likewise.
8822 (tree_expr_nonzero_p): Likewise.
8823 * tree-vrp.c (compare_values): Likewise.
8824 (extract_range_from_binary_expr): Likewise.
8825 (extract_range_from_unary_expr): Likewise.
8826 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8828 (nowrap_type_p): Likewise.
8829 * tree-scalar-evolution.c (simple_iv): Likewise.
8830 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8831 (build_range_check): Likewise.
8832 (extract_muldiv_1): Likewise.
8833 (fold_comparison): Likewise.
8834 * tree-vrp.c (vrp_int_const_binop): Likewise.
8835 (extract_range_from_unary_expr): Likewise.
8836 * convert.c (convert_to_integer): Likewise.
8837 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8838 (fold_comparison): Likewise.
8839 (fold_binary): Likewise.
8840 * optabs.c (optab_for_tree_code): Likewise.
8841 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8842 * simplify-rtx.c (simplify_const_relational_operation): Check
8843 flag_strict_overflow and flag_trapv.
8844 (simplify_const_relational_operation): Likewise.
8845 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8846 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8849 2007-01-27 Roger Sayle <roger@eyesopen.com>
8851 * tree.c (tree_fold_gcd): Delete.
8852 * tree.h (tree_fold_gcd): Remove prototype.
8853 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8854 test whether one constant integer is a multiple of another. Instead
8855 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8856 * fold-const.c (multiple_of_p): We've determined both TOP and
8857 BOTTOM are integer constants so we can call int_const_binop directly
8858 instead of the more generic const_binop.
8860 2007-01-27 Roger Sayle <roger@eyesopen.com>
8862 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8863 1*X check that the constant hasn't overflowed, to preserve the
8865 (round_up): Provide an efficient implementation when rouding-up an
8866 INTEGER_CST to a power-of-two.
8868 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8870 * doc/sourcebuild.texi: Add comma for clarity.
8871 * doc/extend.texi: Fix some typos.
8872 * doc/passes.texi: Likewise.
8873 * doc/cppinternals.texi: Likewise.
8874 * doc/c-tree.texi: Likewise.
8875 * doc/tree-ssa.texi: Likewise.
8876 * doc/install.texi: Likewise.
8878 2007-01-27 Jan Hubicka <jh@suse.cz>
8880 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8881 (pass_sra): Do not require alias information.
8882 * passes.c (init_optimization_passes): Add SRA
8884 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8886 * tracer.c (rest_of_handle_tracer): We already cleaned
8887 up the CFG in tracer() so don't do it here again.
8888 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8889 cleanup_cfg here, either. And don't call renumber_insns.
8891 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8892 and BB_HEAD are in the insn stream here. Instead make sure
8893 that BB_INSN is valid on all insns. Also, do check here that
8894 there are no pending branch predictions...
8895 (rtl_verify_flow_info): ...instead of doing it here. Checks
8896 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8899 2007-01-26 Roger Sayle <roger@eyesopen.com>
8901 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8902 function to simplify/factorize operand order canonicalization.
8903 (ix86_fixup_binary_operands): Reorganize using the above function.
8904 (ix86_binary_operator_ok): Likewise.
8906 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8908 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8909 file scope from optimize_attrs.
8910 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8912 (optimize_attrs): Clear insn_code_values after freeing it.
8914 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8916 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8917 a parts.base assignment.
8919 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8921 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8922 (compute_subscript_distance, initialize_data_dependence_relation,
8923 finalize_ddr_dependent, analyze_ziv_subscript,
8924 analyze_siv_subscript_cst_affine,
8925 compute_overlap_steps_for_affine_univar,
8926 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8927 analyze_siv_subscript, analyze_miv_subscript,
8928 analyze_overlapping_iterations, subscript_dependence_tester_1,
8929 compute_self_dependence, free_dependence_relation): Work
8930 with affine_fn instead of chrecs.
8931 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8932 common_affine_function, affine_function_base,
8933 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8934 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8935 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8936 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8937 (all_chrecs_equal_p): Removed.
8938 * tree-data-ref.h (affine_fn, conflict_function): New types.
8939 (struct subscript): Change type of conflicting_iterations_in_a
8940 and conflicting_iterations_in_b.
8942 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8945 * config/pa/pa.h (TARGET_HPUX_11): New.
8946 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8947 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8949 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8950 Richard Guenther <rguenther@suse.de>
8952 * tree-ssa-structalias.c (solve_graph): Handle case
8953 we merged the variable to another.
8955 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8957 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8960 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8961 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8963 2007-01-25 DJ Delorie <dj@redhat.com>
8965 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8966 allow changes to modes which don't fit in those registers.
8968 * reload1.c (choose_reload_regs): Check for invalid subregs before
8969 computing their locations, not after.
8971 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8974 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8975 save Altivec registers in an eh_return function.
8976 (compute_vrsave_mask): Likewise.
8977 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8978 for saving Altivec registers.
8979 (rs6000_emit_prologue): Don't allocate stack twice in
8980 eh_return function. Correct expected value of altivec_save_offset
8981 when using save_world. Describe save of R0 to stack when using
8982 save_world. Describe stack pointer adjustment when using
8983 save_world. Remove duplicated eh_return parameter register saving.
8984 Update sp_offset variable after save_world.
8985 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8987 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8988 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8991 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8993 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8995 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8998 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8999 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9001 2007-01-25 Richard Guenther <rguenther@suse.de>
9003 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9004 * common.opt (-Wcoverage-mismatch): New warning option.
9005 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9006 if -Wcoverage-mismatch is given.
9008 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9010 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9011 (ipcp_driver): Change to static definition.
9012 Add dumping of the ifunctions.
9013 (constant_val_insert): Remove unused parameter. Support for SSA.
9014 (ipcp_propagate_const): Support for SSA.
9015 (ipcp_profile_bb_print): Print only analyzed nodes.
9016 (ipcp_replace_map_create): Remove support for Fortran constant
9018 * ipa-prop.c (ipa_method_modify_stmt,
9019 ipa_callsite_compute_param): Support for SSA.
9020 * ipa-prop.h (ipcp_driver): Remove declaration.
9021 (IS_VALID_TREE_MAP_INDEX): Add define.
9023 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9025 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9027 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9030 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9031 constant argument to cabs and do it without checking for
9032 -funsafe-math-optimizations.
9034 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9036 * c-common.h (RID_FIRST_CXX0X): New.
9037 (RID_LAST_CXX0X): New.
9038 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9040 * c.opt (Wc++0x-compat): New.
9041 * doc/invoke.texi (-Wc++0x-compat): Document.
9043 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9045 * builtins.c (fold_builtin_carg): New.
9046 (fold_builtin_1): Use it.
9048 2007-01-24 Jan Hubicka <jh@suse.cz>
9050 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9052 * ipa-inline.c (initial_insns, max_insns): Delete.
9053 (compute_max_insns): New function.
9054 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9055 of insns as base for code growth.
9056 (cgraph_decide_inlining): Make initial_insns local; do not compute
9058 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9059 * doc/invoke.texi (inline-unit-growth): Update docs.
9061 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9063 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9064 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9065 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9066 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9067 for CPUs that have PTA_CX16 set.
9070 * gimplify.c (omp_check_private): New function.
9071 (gimplify_scan_omp_clauses): Use it for
9072 firstprivate/lastprivate/reduction.
9075 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9076 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9079 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9080 If lower_lastprivate_clauses emits some statements, append them
9081 to dlist rather than body_p and to body_p append an initializer.
9082 (lower_omp_for): Adjust caller.
9084 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9086 * target.h (globalize_decl_name): New.
9087 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9088 * output.h (default_globalize_decl_name): New.
9089 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9091 (globalize_decl): Ditto.
9092 (default_globalize_decl_name): New.
9093 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9094 (ia64_handle_version_id_attribute): New.
9095 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9096 (ia64_asm_output_external): Use globalize_decl_name instead
9098 * doc/extend.texi (version_id): New pragma.
9099 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9101 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9103 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9104 _uleb128_t and _Unwind_SWord with _sleb128_t.
9105 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9106 uw_frame_state_for, uw_update_context_1): Likewise.
9107 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9108 * unwind-pe.h (read_uleb128, read_sleb128,
9109 read_encoded_value_with_base): Likewise.
9110 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9112 2007-01-24 Richard Guenther <rguenther@suse.de>
9114 * builtins.c (expand_builtin_cexpi): Get the fndecl
9115 for cexp in the correct way.
9117 2007-01-24 Jan Hubicka <jh@suse.cz>
9119 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9121 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9123 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9124 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9125 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9126 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9127 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9128 __SIZEOF_PTRDIFF_T__.
9129 * doc/cpp.texi: Documentation for the new builtin macros added.
9131 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9133 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9134 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9135 instead of operands[2] to avoid access past the end of array.
9137 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9139 * reload1.c (emit_reload_insns): Pass the reload register
9140 for a non-spill output reload through forget_old_reloads_1.
9142 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9144 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9145 _SOFT_DOUBLE if doubles use software floating-point.
9146 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9147 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9148 * config/rs6000/darwin-ldouble.c: Also compile functions for
9149 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9150 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9151 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9152 commented-out long double override.
9153 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9154 * config/rs6000/eabispe.h: Likewise.
9155 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9156 long double for non-SPE.
9157 (rs6000_handle_option): Likewise.
9158 (invalid_e500_subreg): Disallow more subregs involding DImode,
9159 DFmode, TImode or TFmode.
9160 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9162 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9164 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9165 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9167 (rs6000_legitimate_address): Also check for TFmode for E500
9169 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9170 (spe_build_register_parallel): Handle TFmode and TCmode.
9171 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9173 (function_arg): Handle TFmode and TCmode for E500 double.
9174 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9176 (print_operand): Handle TFmode and TImode for %y.
9177 (rs6000_generate_compare): Handle TFmode comparisons for E500
9179 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9180 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9181 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9182 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9183 TFmode for E500 double.
9184 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9185 (floatsidf2): Enable for E500 double.
9186 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9187 (extenddftf2): Change to extenddftf2_fprs.
9188 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9189 depending on TARGET_E500_DOUBLE.
9190 (extendsftf2): Enable for E500 double.
9191 (trunctfdf2): Enable for E500 double.
9192 (trunctfsf2): Change to trunctfsf2_fprs.
9193 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9194 depending on TARGET_E500_DOUBLE.
9195 (floatsitf2): Enable for E500 double.
9196 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9197 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9198 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9199 (negtf2): Change to negtf2_internal.
9200 (negtf2): New expander.
9201 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9202 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9203 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9204 (movdi_internal32): Use rs6000_nonimmediate_operand.
9205 (unnamed splitter): Likewise.
9206 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9207 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9208 (SPE64TF, DITI): New mode macros.
9209 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9212 (frob_<mode>_di_2): New.
9213 (frob_tf_di_8_2): New.
9214 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9216 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9218 (frob_ti_<mode>_8_2): New.
9219 (frob_ti_tf_2): New.
9220 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9221 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9223 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9224 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9225 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9226 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9227 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9228 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9231 2007-01-23 Ian Lance Taylor <iant@google.com>
9233 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9235 (OBJS-archive): Reformat, alphabetize.
9236 (OBJS): Change out_object_file to OBJS-md.
9238 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9240 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9241 JUMP_P and CALL_P predicates where applicable.
9242 * config/i386/i386.c: Ditto.
9243 * config/i386/i386.md: Ditto.
9244 * config/i386/mmx.md: Ditto.
9245 * config/i386/predicates.md: Ditto.
9247 2007-01-22 Andreas Schwab <schwab@suse.de>
9249 * config/m68k/m68k.h: Fix comment.
9251 2007-01-22 Jan Hubicka <jh@suse.cz>
9253 * passes.c (init_optimization_passes): Do not rerun
9254 pass_early_warn_uninitialized.
9256 2007-01-22 Richard Guenther <rguenther@suse.de>
9258 PR tree-optimization/30038
9259 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9261 (execute_cse_sincos_1): Likewise.
9262 (execute_cse_sincos): Likewise.
9263 (gate_cse_sincos): Likewise.
9264 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9265 the cexpi() canonicalization of sincos().
9266 * tree-pass.h (pass_cse_sincos): Declare.
9267 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9269 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9271 PR rtl-optimization/29329
9272 * combine.c (replaced_rhs_insn): Rename to i2mod.
9273 (replaced_rhs_value): Rename to i2mod_new_rhs.
9274 (i2mod_old_rhs): New global variable.
9275 (combine_instructions): Adjust for above change. Save a copy of
9276 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9277 note are substituted in the second instruction.
9278 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9279 ditch the note if it pertains to the second eliminated register
9280 and this register is mentioned in i2mod_old_rhs.
9283 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9285 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9286 the insn to which the note was originally attached.
9288 2007-01-21 Jan Hubicka <jh@suse.cz>
9290 * ipa-inline.c (inlining_mode): Comment, move up.
9291 (cgraph_decide_inlining_incrementally): Do not perform inlining
9292 itself; fix handling of flattening of self recursive functions.
9293 (cgraph_find_cycles): Remove.
9294 (cgraph_flatten_node): Remove.
9295 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9296 (try_inline): New function.
9297 (cgraph_early_inlining): Update call of
9298 cgraph_decide_inlining_incrementally. Apply inlining here.
9299 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9301 2007-01-21 Dirk Mueller <dmueller@suse.de>
9304 * tree-vrp.c (check_array_bounds): do not warn
9305 about ADDR_EXPR's of ARRAY_REF's which are immediately
9306 used in binary expressions.
9308 2007-01-21 Ira Rosen <irar@il.ibm.com>
9310 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9311 read_write_dep and macros for its access.
9312 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9313 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9314 argument, call vect_check_interleaving for every independent pair of
9315 data-refs. Mark loads that access the same memory location as a store
9317 (vect_check_dependences): Remove.
9318 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9319 call, fix the call to vect_analyze_data_ref_dependence.
9320 (vect_analyze_data_ref_access): For statements that access the same
9321 data-ref, check that they are not stores; for loads, check that there
9322 is no store that access the same location.
9324 2007-01-20 Roger Sayle <roger@eyesopen.com>
9325 Joseph Myers <joseph@codesourcery.com>
9327 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9328 (-fdump-rtl-stack): Likewise.
9329 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9330 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9331 (-mpt-fixed): Use @minus{} for minus sign.
9332 (Using Precompiled Headers): Fix under/overfull hbox.
9334 2007-01-20 Jan Hubicka <jh@suse.cz>
9336 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9337 place within annotation.
9339 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9341 * pa.c (output_move_double): Change array size of xoperands to 4.
9343 2007-01-20 Jan Hubicka <jh@suse.cz>
9345 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9348 2007-01-19 Ian Lance Taylor <iant@google.com>
9350 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9351 constant to unsigned HOST_WIDE_INT before negating.
9353 2007-01-19 Ian Lance Taylor <iant@google.com>
9355 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9357 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9358 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9359 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9360 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9361 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9362 (realloc_vdef, realloc_vuse): Change second parameter to
9364 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9366 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9367 unsigned. Change x and lim locals to unsigned.
9368 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9370 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9371 (copy_virtual_operands): Change i and n locals to unsigned.
9373 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9376 * builtins.c (fold_builtin_1): Handle builtin fdim.
9378 2007-01-20 Jan Hubicka <jh@suse.cz>
9380 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9381 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9382 init_alias_heapvars.
9383 (init_alias_heapvars): Initialize only when not already initialized.
9384 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9386 2007-01-19 Roger Sayle <roger@eyesopen.com>
9388 * common.opt (fsigned-zeros): New command line option.
9389 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9390 of flag_unsafe_math_optimizations.
9391 * opts.c (set_fast_math_flags): The -ffast-math command line option
9392 implies -fno-signed-zeros.
9393 (fast_math_flags_set_p): Likewise.
9395 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9396 the documentation of -ffast-math appropriately. Wrap long lines.
9398 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9400 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9401 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9403 2007-01-19 Tomas Bily <tbily@suse.cz>
9405 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9407 (tree_init_ic_make_global_vars): New function
9408 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9409 (tree_gen_ic_profiler): New function
9410 (tree_gen_ic_func_profiler): New function
9411 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9412 (tree_profile_hooks): Added hook for indirec/virtual calls
9413 * value-prof.c (tree_find_values_to_profile): New case for
9415 (tree_values_to_profile): Call for determining indirect/virtual
9417 (tree_indirect_call_to_profile): New function
9418 (tree_ic_transform): New function
9419 (tree_ic): New function
9420 (find_func_by_pid): New function
9421 (init_pid_map): New function
9422 (tree_value_profile_transformations): Added check for
9423 indirect/virtual call transformation
9424 * value-prof.h (enum hist_type): New counter type for
9425 indirect/virtual calls
9426 (profile_hooks): Added new hook for profiling indirect/virtual
9428 * profile.c (instrument_values): New case for indirect/virtual
9430 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9431 (GCOV_COUNTER_V_INDIR): New counter type
9432 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9433 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9435 * cgraph.c: Definition of cgraph_max_pid
9436 (cgraph_create_node): Default init of pid attribute
9437 * cgraph.h: Declaration of cgraph_max_pid
9438 (struct cgraph_node): Added pid attribute
9439 * libgcov.c (__gcov_indirect_call_profiler): New function
9440 (__gcov_one_value_profiler_body): New function
9441 (__gcov_one_value_profiler): Body was moved to
9442 __gcov_one_value_profiler_body and calls it
9444 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9446 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9447 * gengtype.c (write_types_data, write_func_for_structure,
9448 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9449 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9450 (walk_type, write_func_for_structure): Generate the mark_hook if
9453 2007-01-19 Jan Hubicka <jh@suse.cz>
9455 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9456 'early' argument take inlining mode argument specifying whether to
9457 inline for size/speeed or all functions; add support for flattening;
9459 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9461 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9464 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9465 the name of the declared identifier.
9467 2007-01-19 Dirk Mueller <dmueller@suse.de>
9469 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9470 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9471 duplicate evaluation.
9473 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9476 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9477 to XFMode, use acosxf2 and truncate result to requested mode.
9478 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9479 (asin<mode>2): Similarly, with asin expanders.
9480 (*fscalexf4_i387): Rename from *fscalexf4.
9481 (expNcorexf3): New expander.
9482 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9483 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9484 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9485 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9486 patterns for SSE math.
9487 (exp10<mode>2): Similarly, with exp10 expanders.
9488 (exp2<mode>2): Similarly, with exp2 expanders.
9489 (expm1<mode>2): Similarly, with expm1 expanders.
9490 (ldexp<mode>3): Similarly, with ldexp expanders.
9491 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9492 Use gen_truncxf<mode>2_i387_noop to truncate result.
9494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9496 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9497 for ColdFire targets.
9499 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9500 Richard Sandiford <richard@codesourcery.com>
9502 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9503 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9504 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9505 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9506 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9507 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9511 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9512 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9513 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9514 (*adddi_dilshr32_cf): New pattern.
9515 (adddi3, subdi3): Remove first alternatives.
9517 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9519 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9520 implemented using move.l, do not use its cc result for floating-point
9523 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9525 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9526 from accepting 's' constraints if flag_pic.
9528 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9530 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9531 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9532 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9533 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9535 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9537 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9538 ColdFire alternatives.
9539 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9540 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9541 architectures that support ff1 instruction.
9543 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9544 Julian Brown <julian@codesourcery.com>
9546 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9547 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9548 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9551 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9553 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9555 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9556 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9557 HOST_WIDE_INT instead of an rtx.
9558 (m68k_rtx_costs): Update call accordingly.
9559 (output_move_const_into_data_reg): Likewise. Fix formatting.
9560 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9562 (output_move_simode_const): Update calls after above changes.
9563 Rework to use automatic variables and predicates like MEM_P.
9564 * config/m68k/m68k.md (pushexthisi_const): Update call to
9567 2007-01-19 Dirk Mueller <dmueller@suse.de>
9569 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9572 2007-01-19 Richard Guenther <rguenther@suse.de>
9574 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9575 via cexp in case sincos is not available.
9577 2007-01-19 Richard Guenther <rguenther@suse.de>
9579 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9580 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9581 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9582 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9583 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9584 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9585 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9586 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9588 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9590 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9592 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9593 (atan2xf3): Directly generate RTL pattern.
9594 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9595 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9596 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9597 disable patterns for SSE math.
9598 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9599 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9600 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9601 disable patterns for SSE math.
9603 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9605 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9607 2007-01-18 Roger Sayle <roger@eyesopen.com>
9609 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9610 VIEW_CONVERT_EXPR to the same type as it's operand.
9612 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9614 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9615 configured for long double 128.
9617 2007-01-18 Mike Stump <mrs@apple.com>
9619 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9622 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9624 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9627 2007-01-18 Jan Hubicka <jh@suse.cz>
9629 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9630 greater than NUM_VOP_FREE_BUCKETS.
9632 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9634 * tree-ssa-structalias.c: Update comments.
9635 (ptabitmap_obstack): Removed.
9637 (oldpta_obstack): Ditto.
9638 (stats): Add a few members.
9639 (struct variable_info): Remove node, complex, address_taken, and
9640 indirect_target members. Add oldsolution member.
9641 (new_var_info): Do not initialize removed members.
9642 (constraint_expr_type): Remove INCLUDES.
9643 (constraint_graph): Add size, implicit_preds, rep,
9644 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9645 (FIRST_REF_NODE): New macro.
9646 (LAST_REF_NODE): Ditto.
9647 (FIRST_ADDR_NODE): Ditto.
9648 (find): New function.
9650 (dump_constraint): Do not handle INCLUDES.
9651 (insert_into_complex): Do not insert duplicate constraints.
9652 (condense_varmap_nodes): Renamed and rewritten into ...
9653 (merge_node_constraints): This. Also fix bug in handling of
9654 offseted copy constraints.
9655 (clear_edges_for_node): No longer need to deal with preds at all,
9656 or removing associated preds/succs.
9657 (merge_graph_nodes): Deal with indirect_cycles.
9658 Don't deal with predecessors.
9659 (add_implicit_graph_edge): New function.
9660 (add_pred_graph_edge): Ditto.
9661 (add_graph_edge): Don't deal with predecessors.
9662 (build_constraint_graph): Removed.
9663 (build_pred_graph): New function.
9664 (build_succ_graph): Ditto.
9665 (struct scc_info): Removed in_component. Added roots, dfs, and
9666 node_mapping. Remove visited_index, unification_queue.
9667 (scc_visit): Deal with union-find we do now.
9668 Deal with cycles with REF nodes.
9669 (collapse_nodes): Renamed and rewritten to ...
9670 (unify_nodes): This.
9671 (process_unification_queue): Removed.
9672 (topo_visit): Cleanup
9673 (do_da_constraint): Use find.
9674 (do_sd_constraint): Ditto.
9675 (do_ds_constraint): Ditto.
9676 (do_complex_constraint): Ditto.
9677 (init_scc_info): Update for removed and added members.
9678 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9679 (find_indirect_cycles): This.
9680 (equivalence_class): New variable.
9681 (label_visit): New function.
9682 (perform_variable_substitution): Rewritten.
9683 (free_var_substitution_info): New function.
9684 (find_equivalent_node): Ditto.
9685 (move_complex_constraints): Ditto.
9686 (eliminate_indirect_cycles): Ditto.
9687 (solve_graph): Only propagate changed bits.
9688 Use indirect cycle elimination.
9690 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9691 (tree_id_eq): Renamed to ...
9692 (tree_vi_eq): This. Update for member change
9693 (insert_id_for_tree): Renamed and rewritten to ...
9694 (insert_vi_for_tree): This.
9695 (lookup_id_for_tree): Renamed and rewritten to ...
9696 (lookup_vi_for_tree): This.
9697 (get_id_for_tree): Renamed and rewritten to ...
9698 (get_vi_for_tree): Ditto.
9699 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9700 (process_constraint): Don't handle INCLUDES.
9701 Remove special ADDRESSOF case.
9702 (find_func_aliases): Rewrite to use vi functions instead of id
9704 (create_function_info_for): Ditto.
9705 (create_variable_info_for): Ditto.
9706 (intra_create_variable_infos): Ditto.
9707 (merge_smts_into): Ditto.
9708 (find_what_p_points_to): Ditto.
9709 (init_base_vars): Ditto.
9710 (init_alias_vars): Ditto.
9711 (remove_preds_and_fake_succs): New function.
9712 (dump_sa_points_to_info): Dump new stats.
9713 (dump_solution_for_var): Use find.
9714 (set_used_smts): Fix formatting.
9715 (compute_points_to_sets): Updated for new functions.
9716 (ipa_pta_execute): Ditto.
9718 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9719 Richard Sandiford <richard@codesourcery.com>
9721 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9723 * calls.c (expand_call): If the return value is a PARALLEL,
9724 extract its first member.
9725 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9726 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9727 use FUNCTION_EXTRA_EPILOGUE.
9728 (m68k_function_value): Return a PARALLEL if the return value
9729 is of a pointer type.
9730 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9731 (FUNCTION_EXTRA_EPILOGUE): Remove.
9732 * config/m68k/m68k.md (D0_REG): New constant.
9734 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9736 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9737 output a NOP for empty epilogues.
9739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9741 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9742 before function. Extend register save check to include all
9743 registers, not just integer ones.
9745 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9747 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9748 (m68k_use_return_insn): ...this.
9749 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9750 * config/m68k/m68k.c (use_return_insn): Rename to...
9751 (m68k_use_return_insn): ...this.
9752 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9755 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9757 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9758 nearest even, fix denormal rounding overflow.
9760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9762 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9763 f%$smove and f%$move.
9764 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9765 (extendsfdf2_cf): Use fdmove instead of f%&move.
9766 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9767 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9769 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9771 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9776 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9777 (coldfire_single_format): Declare.
9778 (coldfire_double_format): Likewise.
9779 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9780 of qnan_msb_set to determine the lower bits of a canonical
9782 (encode_ieee_double): Likewise.
9783 (encode_ieee_quad): Likewise.
9784 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9785 (mips_single_format): Likewise.
9786 (ieee_double_format): Likewise.
9787 (mips_double_format): Likewise.
9788 (ieee_extended_motorola_format): Likewise.
9789 (ieee_extended_intel_96_format): Likewise.
9790 (ieee_extended_intel_128_format): Likewise.
9791 (ieee_extended_intel_96_round_53_format): Likewise.
9792 (ibm_extended_format): Likewise.
9793 (mips_extended_format): Likewise.
9794 (ieee_quad_format): Likewise.
9795 (mips_quad_format): Likewise.
9796 (vax_f_format): Likewise.
9797 (vax_d_format): Likewise.
9798 (vax_g_format): Likewise.
9799 (i370_single_format): Likewise.
9800 (i370_double_format): Likewise.
9801 (decimal_single_format): Likewise.
9802 (decimal_double_format): Likewise.
9803 (decimal_quad_format): Likewise.
9804 (c4x_single_format): Likewise.
9805 (c4x_extended_format): Likewise.
9806 (real_internal_format): Likewise.
9807 (coldfire_single_format): New real_format.
9808 (coldfire_double_format): Likewise.
9809 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9810 canonical_nan_lsbs_set.
9811 (pdp11_d_format): Likewise.
9812 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9813 if TARGET_COLDFIRE_CPU.
9815 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9817 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9818 (output_call, m68k_legitimize_call_address): Declare.
9819 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9820 parenthesees. Add support for a 'W' constraint.
9821 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9822 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9823 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9824 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9826 (override_options): Initialize them. Do not set flag_no_function_cse
9827 for TARGET_ID_SHARED_LIBRARY.
9828 (m68k_output_pic_call): Delete.
9829 (m68k_legitimize_call_address): New function.
9830 (print_operand): Remove the %o prefix. Handle the %p prefix.
9831 (output_call): New function.
9832 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9833 target address from the GOT if symbolic jumps are not allowed.
9834 * config/m68k/m68k.md (call, general_operand): Do not set
9835 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9836 Merge separate flag_pic and !flag_pic define_insns into...
9837 (*call, *call_value): ...these new patterns. Match the address
9838 rather than the containing MEM and require it to be a call_operand.
9839 Use output_call to generate the asm template.
9840 * config/m68k/predicates.md (const_call_operand): New predicate.
9841 (call_operand): Likewise.
9843 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9845 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9846 (STACK_GROWS_DOWNWARD): Define to 1.
9847 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9848 comments, emphasizing that these values are only defaults.
9849 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9850 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9854 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9856 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9857 Richard Sandiford <richard@codesourcery.com>
9859 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9860 (FP_REGNO_P): New macros.
9861 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9862 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9863 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9864 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9866 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9868 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9869 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9871 * config/m68k/t-floatlib: New file, extracting common code from...
9872 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9873 * config/m68k/t-uclinux: Here.
9874 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9875 routines on ColdFire targets.
9877 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9879 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9880 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9881 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9882 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9883 explicitly set MOTOROLA to 1.
9884 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9886 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9887 Nathan Sidwell <nathan@codesourcery.com>
9889 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9890 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9891 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9892 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9893 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9894 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9895 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9896 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9897 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9898 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9899 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9900 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9901 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9902 (DBX_REGISTER_NUMBER): Delete.
9903 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9904 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9905 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9907 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9909 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9910 * config/flat.h: New file.
9911 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9913 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9914 indirect references for -msep-data or -mid-shared-library.
9915 Do not use PC-relative code addresses either.
9916 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9918 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9919 for shared libraries and crt1.o for executables. Use crti.o and
9921 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9922 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9923 Do not add -elf2flt or -shared-lib-id options here.
9924 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9925 Pass -shared-lib-id if -mid-shared-library, taking the library
9926 identifier from -mshared-library-id if given, otherwise
9928 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9929 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9930 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9931 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9932 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9933 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9935 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9936 jump sequence for ISA A and ISA A+.
9937 (PICJUMP): Likewise.
9939 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9941 * config.gcc (m68k-*-uclinux*): Base the port on the common
9942 and m68k GNU/Linux files rather than on the generic ELF ones.
9943 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9944 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9946 2007-01-18 Julian Brown <julian@codesourcery.com>
9947 Richard Sandiford <richard@codesourcery.com>
9949 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9950 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9951 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9953 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9955 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9957 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9959 * doc/install.texi: Document m68k-uclinuxoldabi.
9960 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9961 * config/m68k/uclinux-oldabi.h: New file, copied from
9962 config/m68k/uclinux.h.
9964 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9966 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9967 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9968 (m32r_compute_frame_size): Use unsigned for regno.
9969 (m32r_reload_lr): Use gen_frame_mem.
9971 (m32r_output_function_epilogue): Don't output the function epilogue
9973 (m32r_expand_epilogue): New.
9974 (direct_return): Return false if the function has the interrupt
9976 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9977 * config/m32r/m32r.md (epilogue): New expander.
9978 (return_lr, return_rte): New insns.
9979 (return): Make it expander.
9980 (return_normal): New expander.
9982 2007-01-18 Josh Conner <jconner@apple.com>
9985 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9986 support for UNLE, UNLT, UNGE, and UNGT.
9988 2007-01-18 Jan Hubicka <jh@suse.cz>
9990 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9991 * tree-tailcall (add_virtual_phis): Likewise.
9992 (optimize_tail_call): Return TODOs.
9993 (execute_tail_calls): Return TODOs.
9994 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9995 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9997 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9998 Cleanup cfg using TODO.
9999 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10000 * passes.c (execute_function_todo): When cleanup did something, remove
10002 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10003 (make_edges): Don't cleanup_cfg.
10005 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10007 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10008 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10009 operate on the top of stack.
10010 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10011 register handling of instructions that output to the second
10013 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10014 (move_for_stack_reg): Special-case check for dead destination
10015 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10017 * config/i386/i386.md (UNSPEC_TAN): New constant.
10018 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10019 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10020 to correctly model move of constant 1.0 to top stack slot.
10021 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10022 (unnamed peephole2 pattern): Remove corresponding peephole2
10023 pattern that optimizes tan insn and loading of constant 1.0.
10024 (tanxf2): Use fptanxf4_i387.
10025 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10026 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10027 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10028 disable patterns for SSE math.
10029 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10030 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10032 2007-01-18 Dirk Mueller <dmueller@suse.de>
10033 Richard Guenther <rguenther@suse.de>
10036 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10037 * common.opt (Warray-bounds): Add new warning option.
10038 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10040 * Makefile.in: make tree-vrp.o depend on toplev.h
10041 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10043 (check_array_refs, check_array_bounds, check_array_ref): New.
10045 2007-01-18 Jan Hubicka <jh@suse.cz>
10047 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10048 (execute_ssa_ccp): Return flags conditionally.
10049 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10051 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10053 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10055 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10056 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10058 * Makefile.c (GTFILES): Add cfglayout.h.
10059 * gengtype.c (open_base_files): Likewise.
10060 * cfglayout.c (cfg_layout_function_footer,
10061 cfg_layout_function_header) Reindent to make gengtype happy.
10062 * cfglayout.h (cfg_layout_function_footer,
10063 cfg_layout_function_header): Add GTY(()) marker.
10065 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10067 2007-01-18 Ben Elliston <bje@au.ibm.com>
10069 * genautomata.c (write_automata): Include xstrerror output in the
10070 error message if writing the DFA description file fails.
10072 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10074 * config/mips/mips-protos.h (mips_output_external): Make it
10076 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10077 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10078 (extern_list): Likewise.
10079 (extern_head): Likewise.
10080 (TARGET_ASM_FILE_END): Likewise.
10081 (mips_file_end): Likewise.
10082 (mips_output_external): Rewritten.
10084 2007-01-18 Ben Elliston <bje@au.ibm.com>
10086 * genpreds.c (write_insn_preds_c): Only write out the function
10087 body for regclass_for_constraint if we have register constraints.
10089 2007-01-17 Tom Tromey <tromey@redhat.com>
10091 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10092 * doc/install.texi (Testing): Use sourceware.org.
10093 (Binaries): Likewise.
10094 (Specific): Likewise.
10095 * doc/contrib.texi (Contributors): Use sourceware.org.
10097 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10099 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10100 (AVR_ENHANCED): Rename to ...
10101 (AVR_HAVE_MUL): ... new.
10102 (avr_enhanced_p): Rename to ...
10103 (avr_have_mul_p): ... new.
10104 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10105 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10106 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10107 (avr_have_mul_p): ... new.
10108 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10109 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10110 'avr_enhanced_p' and 'enhanced'.
10111 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10112 AVR_HAVE_MUL instead of AVR_ENHANCED.
10113 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10114 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10115 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10116 instead of AVR_ENHANCED.
10117 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10118 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10119 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10121 2007-01-17 Ian Lance Taylor <iant@google.com>
10123 * vec.h (VEC_reserve_exact): Define.
10124 (vec_gc_p_reserve_exact): Declare.
10125 (vec_gc_o_reserve_exact): Declare.
10126 (vec_heap_p_reserve_exact): Declare.
10127 (vec_heap_o_reserve_exact): Declare.
10128 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10130 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10131 negative parameter.
10132 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10133 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10134 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10135 * vec.c (calculate_allocation): Add exact parameter. Change all
10137 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10138 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10139 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10140 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10141 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10142 (vec_heap_p_reserve_exact): New function.
10143 (vec_heap_o_reserve_exact): New function.
10145 2007-01-17 Jan Hubicka <jh@suse.cz>
10147 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10149 2007-01-17 Eric Christopher <echristo@apple.com>
10151 * config.gcc: Support core2 processor.
10153 2007-01-16 Jan Hubicka <jh@suse.cz>
10155 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10156 the names, just unlink the chain so we don't crash on dangling pointers
10159 2007-01-16 Jan Hubicka <jh@suse.cz>
10161 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10162 * tree-pass.h: Reorder to make IPA passes appear toegher.
10163 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10164 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10165 parameters, do not call early inliner.
10166 * ipa-inline.c: Update comments. Include tree-flow.h
10167 (cgraph_decide_inlining): Do not compute inlining parameters.
10168 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10169 be called with function context set up.
10170 (pass_ipa_inline): Remove unreachable functions before pass.
10171 (cgraph_early_inlining): Simplify assuming to be called from the
10173 (pass_early_inline): New pass.
10174 (cgraph_gate_ipa_early_inlining): New gate.
10175 (pass_ipa_early_inline): Turn into simple wrapper.
10176 (compute_inline_parameters): New function.
10177 (gate_inline_passes): New gate.
10178 (pass_inline_parameters): New pass.
10179 (apply_inline): Move here from tree-optimize.c
10180 (pass_apply_inline): New pass.
10181 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10183 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10184 doing them by hand.
10185 (tree_function_versioning): Do not allocate dummy struct function.
10186 * tree-inline.h (optimize_inline_calls): Update prototype.
10187 * tree-optimize.c (execute_fixup_cfg): Export.
10188 (pass_fixup_cfg): Remove
10189 (tree_rest_of_compilation): Do not apply inlines.
10190 * tree-flow.h (execute_fixup_cfg): Declare.
10191 * Makefile.in (gt-passes.c): New.
10192 * passes.c: Include gt-passes.h
10193 (init_optimization_passes): New passes.
10194 (nnodes, order): New static vars.
10195 (do_per_function_toporder): New function.
10196 (execute_one_pass): Dump current pass here.
10197 (execute_ipa_pass_list): Don't dump current pass here.
10199 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10201 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10202 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10204 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10206 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10207 (strong_alias): Define.
10208 (__gcc_qmul): Provide non-FMA for soft-float.
10209 (__gcc_qdiv): Same.
10214 (__gcc_qunord): New.
10224 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10225 soft-float functions.
10226 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10227 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10228 about long double soft float.
10230 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10231 Tehila Meyzels <tehila@il.ibm.com>
10233 * tree-vectorizer.h (is_pattern_stmt_p): New.
10234 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10235 formatting (tabs instead of spaces). Cleanup and clarify setting
10236 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10237 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10238 (vectorizable_type_demotion): Check that types are integral.
10239 (vectorizable_type_promotion): Likewise.
10240 (vectorizable_store): Fix typo. Eliminate new-line at end of
10243 2007-01-16 Jan Hubicka <jh@suse.cz>
10245 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10248 2007-01-15 Eric Christopher <echristo@apple.com>
10250 * ifcvt.c: Include vec.h, vecprim.h.
10251 (check_cond_move_block): New argument regs.
10252 Reorganize. Add registers used to regs.
10253 (cond_move_process_if_block): Use regs set above as
10256 2007-01-15 Eric Christopher <echristo@apple.com>
10258 * config/darwin.h: Update copyright.
10259 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10260 (LINK_COMMAND_SPEC): Add -u.
10261 (LINK_SPEC): Fix umbrella for above.
10263 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10265 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10268 2007-01-15 Tom Tromey <tromey@redhat.com>
10270 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10271 * doc/install.texi (Testing): Don't mention jacks.
10272 (Configuration): Document --enable-java-maintainer-mode. Move
10273 --with-java-home to libgcj-specific section. Document
10275 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10277 2007-01-15 Jan Hubicka <jh@suse.cz>
10279 * tree-ssa-dce.c (DCE_TODOs): New.
10280 (propagate_necessity): Return if something changed.
10281 (eliminate_unnecessary_stmts): Likewise.
10282 (perform_tree_ssa_dce): Return TODO flags when needed.
10283 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10285 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10287 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10288 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10289 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10290 patterns using X87MODEF12 mode macro. Extend operand 1
10291 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10292 (log10<mode>2): Ditto.
10293 (log2<mode>2): Ditto.
10294 (log1p<mode>2): Ditto.
10295 (logb<mode>2): Ditto.
10296 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10297 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10298 (*fxtractxf3_i387): Rename from *fxtractxf3.
10299 (fxtract_extend<mode>xf3_i387): New insn pattern.
10300 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10301 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10302 and gen_fyl2xxf3_i387().
10304 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10306 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10307 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10308 get_loop_exit_edges. Changed return type to bool.
10309 * cfgloop.h (fix_loop_placement): Declaration removed.
10311 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10313 * param.h (MIN_VECT_LOOP_BOUND): New.
10314 * params.def (MIN_VECT_LOOP_BOUND): New.
10315 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10316 argument - minimum threshold for number of iterations.
10317 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10318 argument to declaration.
10319 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10320 MIN_VECT_LOOP_BOUND.
10321 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10322 slpeel_tree_peel_loop_to_edge with additional argument.
10323 (vect_do_peeling_for_alignment): Likewise.
10324 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10326 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10329 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10330 operands of size 1.
10332 2007-01-14 Jan Hubicka <jh@suse.cz>
10334 * tree-dfa.c (remove_referenced_var): New function.
10335 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10336 prune referenced vars list too.
10337 * tree-flow.h (remove_referenced_var): Declare.
10339 2007-01-14 Jan Hubicka <jh@suse.cz>
10341 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10343 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10344 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10345 * except.h (verify_eh_throw_table_statements): Kill prototype.
10346 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10347 into call exrepssions.
10348 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10350 * tree-cfg.c: Include pointer-set.h.
10351 (verify_node_sharing): Work on pointer set.
10352 (verify_eh_throw_stmt_node): New.
10353 (verify_stmts): Use pointers sets, verify throw_stmt.
10355 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10357 * ipa-reference.c (analyze_function): Consider also addresses taken
10360 2007-01-12 Roger Sayle <roger@eyesopen.com>
10362 * c-typeck.c (null_pointer_constant_p): Replace use of
10363 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10364 (build_c_cast): Likewise.
10366 2007-01-12 Roger Sayle <roger@eyesopen.com>
10368 * tree.h (force_fit_type_double): Remove unused final argument.
10369 * c-common.c (constant_expression_warning): Replace use of
10370 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10371 (convert_and_check): Likewise.
10372 (shorten_compare): Update call to force_fit_type_double.
10373 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10374 * convert.c (convert_to_pointer): Update call to
10375 force_fit_type_double.
10376 * fold-const.c (force_fit_type_double): Remove overflowed_const
10378 (int_const_binop, fold_convert_const_int_from_int,
10379 fold_convert_const_int_from_real, fold_div_compare,
10380 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10381 fold_abs_const, fold_not_const): Remove the final argument from
10382 calls to force_fit_type_double.
10384 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10386 * configure.ac: Set insn to "nop" for spu-*-* also.
10387 * configure: Regenerate.
10389 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10391 * builtins.def : Add BUILT_IN_FREE.
10393 2007-01-12 Jan Hubicka <jh@suse.cz>
10395 PR tree-optimization/30443
10396 * tree-inline.c (tree_function_versioning): Do not optimize when
10397 cloning for inlining.
10399 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10401 * doc/loop.texi: Document recording of loop exits.
10402 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10403 (update_single_exits_after_duplication,
10404 update_single_exit_for_duplicated_loop,
10405 update_single_exit_for_duplicated_loops): Removed.
10406 (duplicate_loop_to_header_edge): Do not call
10407 update_single_exits_after_duplication and
10408 update_single_exit_for_duplicated_loops.
10409 (loop_version): Do not update single_exit information.
10410 (fix_loop_structure): Use record_loop_exits instead of
10411 mark_single_exit_loops.
10412 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10413 the lists of loop exits.
10414 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10415 split_edge, merge_blocks): Update the lists of loop exits.
10416 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10417 loop_optimizer_init.
10418 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10419 of mark_single_exit_loops.
10420 (loop_optimizer_finalize): Call release_recorded_exits.
10421 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10422 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10423 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10424 update single exit information.
10425 * lambda-code.c (perfect_nestify): Ditto.
10426 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10427 (mark_single_exit_loops): Removed.
10428 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10429 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10430 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10432 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10433 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10434 (verify_loop_structure): Verify consistency of the exit lists.
10435 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10436 (set_single_exit): Removed.
10437 * cfgloop.h (struct loop_exit): New function.
10438 (struct loop): single_exit_ field replaced by exits field.
10439 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10440 (struct loops): Added exits hash.
10441 (mark_single_exit_loops, set_single_exit): Declaration removed.
10442 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10444 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10446 * doc/invoke.texi: Avoid use of @headitem.
10448 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10450 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10452 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10454 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10457 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10458 Richard Sandiford <richard@codesourcery.com>
10460 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10461 * config/m68k/m68k.opt: Resort options.
10462 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10464 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10465 Richard Sandiford <richard@codesourcery.com>
10467 * doc/invoke.texi: Document the macros that are defined by
10468 m68k's -mtune and -mhard-float options.
10469 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10470 (m68k_cpp_cpu_family): Likewise.
10471 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10472 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10473 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10474 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10475 (m68k_cpp_cpu_family): Likewise.
10477 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10480 macros besides mc68000 as tuning macros. Use a switch statement
10481 to set them and mcpu32.
10483 2007-01-12 Julian Brown <julian@codesourcery.com>
10485 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10486 (TARGET_68040_ONLY): Rename to...
10487 (TARGET_68040): ...this.
10488 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10489 * config/m68k/m68k.md: Likewise.
10491 2007-01-12 Julian Brown <julian@codesourcery.com>
10492 Nathan Sidwell <nathan@codesourcery.com>
10493 Richard Sandiford <richard@codesourcery.com>
10495 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10496 the -mcpu= argument associated with the --with-cpu setting.
10497 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10498 if different from the one implied by the -mcpu setting.
10499 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10500 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10501 * doc/invoke.texi: Mention ColdFire in the introduction to the
10502 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10503 -mno-div and -mhard-float options. Make -m68881 a synonym for
10504 -mhard-float. Document the previously-undocumented -m5206e,
10505 -m528x, -m5307 and -m5407 options. Tweak the existing option
10506 documentation for consistency.
10507 * doc/install.texi: Mention new --with-cpu arguments.
10508 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10509 default CPU if neither -mcpu nor -march are specified.
10510 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10511 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10512 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10513 using m68k_tune to decide between families that implement the
10514 same ISA. Use m68k_tune to set __mcfv4e__.
10515 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10516 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10517 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10518 (FL_ISA_C, FL_ISA_MMU): New macros.
10519 (MASK_COLDFIRE): Delete.
10520 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10521 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10522 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10523 (TARGET_HARD_FLOAT): Do not define here.
10524 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10525 (TUNE_68000): New macro.
10526 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10527 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10528 (TUNE_CFV2): Redefine in terms of m68k_tune.
10529 (uarch_type, target_device, fpu_type): New enums.
10530 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10531 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10532 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10533 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10534 (FL_FOR_isa_c): New macros.
10535 (m68k_isa): New enum.
10536 (m68k_target_selection): New structure.
10537 (all_devices, all_isas, all_microarchs): New tables.
10538 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10539 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10540 (MASK_ALL_CPU_BITS): Delete.
10541 (m68k_find_selection): New function.
10542 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10543 Map the legacy target options to a combination of the new ones.
10544 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10545 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10546 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10548 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10549 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10551 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10552 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10553 * config/m68k/m68k-devices.def: New file.
10555 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10556 Nathan Sidwell <nathan@codesourcery.com>
10558 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10559 (SUBTARGET_EXTRA_SPECS): New macros.
10560 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10561 use %(asm_cpu_spec) instead.
10562 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10563 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10564 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10565 (EXTRA_SPECS): Rename to...
10566 (SUBTARGET_EXTRA_SPECS): ...this.
10568 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10569 Richard Sandiford <richard@codesourcery.com>
10570 Julian Brown <julian@codesourcery.com>
10572 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10573 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10574 to the configuration's default CPU.
10575 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10576 Remove default masks.
10577 (m680[012]0-*-*): Set the default with_cpu to the first part of
10579 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10580 (m68k*-*-linux): Extend the --with-cpu handling to...
10581 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10582 and m68010. Don't set target_cpu_default2.
10583 * doc/install.texi: Document --with-cpu for m68k.
10584 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10585 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10586 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10587 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10588 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10589 (ASM_SPEC): Remove use of %(asm_cpu_default).
10590 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10591 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10592 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10593 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10594 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10595 (TARGET_DEFAULT): Delete.
10596 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10597 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10598 (CPP_CPU_SPEC): Delete.
10599 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10600 the appropriate string.
10601 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10602 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10603 (ASM_SPEC): Don't use %(asm_default_spec).
10604 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10605 TARGET_DEFAULT and add MASK_68881.
10606 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10608 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10610 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10611 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10612 MASK_68010 alongside MASK_68020.
10613 * doc/invoke.texi: Document -m68010.
10614 * config/m68k/m68k.opt (m68010): New.
10615 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10617 (TUNE_68010): New macro.
10618 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10619 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10620 (M68K_CPU_m68332): Add MASK_68010.
10621 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10622 fallback definition.
10623 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10625 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10626 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10627 to all entries that use MASK_68020.
10628 (output_move_simode_const, output_move_himode, output_move_qimode)
10629 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10630 instead of TARGET_68020 to select clr behavior. Remove comment
10631 about there being no TARGET_68010.
10632 * config/m68k/m68k.md: Likewise throughout.
10634 2007-01-12 Julian Brown <julian@codesourcery.com>
10636 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10637 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10638 * config/m68k/m68k.md: Likewise.
10640 2007-01-12 Julian Brown <julian@codesourcery.com>
10642 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10643 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10645 2007-01-12 Julian Brown <julian@codesourcery.com>
10647 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10648 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10649 * config/m68k/m68k.md: Likewise.
10651 2007-01-12 Julian Brown <julian@codesourcery.com>
10652 Richard Sandiford <richard@codesourcery.com>
10654 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10655 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10656 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10658 (TARGET_CPU32): Rename to...
10659 (TUNE_CPU32): ...this.
10660 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10661 (TUNE_CFV2): New macros.
10662 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10663 remove conditions that are implied by TARGET_68020.
10664 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10665 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10666 (m68k_output_function_epilogue): Likewise.
10667 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10668 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10669 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10670 non-68000 timings. Refactor multiplication and division costs.
10671 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10672 TUNE_CPU32 instead of TARGET_CPU32.
10673 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10674 and TUNE_68060 instead of TARGET_68060.
10675 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10676 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10678 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10679 && !TARGET_COLDFIRE" to choose between moveq and clr.
10680 Likewise in the unnamed movsf pattern.
10681 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10682 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10685 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10687 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10688 of tabbing before backslashes.
10690 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10692 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10693 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10694 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10696 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10698 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10699 find_interesting_uses_cond.
10700 (find_interesting_uses_cond): Use extract_cond_operands.
10701 (rewrite_use_compare): Use extract_cond_operands and
10702 force_gimple_operand_bsi. Do not call update_stmt.
10703 (determine_use_iv_cost_condition): Use extract_cond_operands.
10704 Return cheaper of using original bound and changing the exit bound.
10706 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10708 PR tree-optimization/29516
10709 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10710 most_expensive_mult_to_index, addr_to_parts,
10711 create_mem_ref, maybe_fold_tmr): Make the type of
10712 fields of TARGET_MEM_REF sizetype.
10713 (move_fixed_address_to_symbol, move_pointer_to_base):
10715 * tree.def (TARGET_MEM_REF): Add comment on types of
10718 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10720 * c-common.c (vector_types_convertible_p): Treat opaque types as
10721 always convertible if they have the same size, but not otherwise.
10723 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10725 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10726 Remove the b_unconditional field.
10727 (noce_try_sign_mask): Do not look at b_unconditional.
10728 (noce_process_if_block): Do not use merge_if_blocks. Update
10729 the CFG here. Do not set b_unconditional.
10730 (cond_move_process_if_block): Likewise.
10731 (find_cond_trap): Likewise.
10732 (check_cond_move_block): Require simple jump insns at the end
10733 of the basic block.
10735 2007-01-11 Jan Hubicka <jh@suse.cz>
10737 PR tree-optimization/1046
10738 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10739 when alias info is not ready.
10740 (pass_tail_recursion): Do not require aliasing.
10741 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10742 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10743 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10744 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10745 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10746 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10747 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10749 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10750 When aliasing is not build, mark statement as volatile.
10752 2007-01-11 Tom Tromey <tromey@redhat.com>
10754 PR preprocessor/15185, PR preprocessor/20989:
10755 * doc/cppopts.texi <-MT>: Update description of algorithm for
10756 computing default target.
10757 <-M, -MD>: Reword "basename" text.
10759 2007-01-11 Roger Sayle <roger@eyesopen.com>
10761 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10762 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10763 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10764 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10765 fold_builtin_bswap, real_constp, fold_builtin_pow,
10766 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10767 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10768 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10769 * convert.c (convert_to_pointer): Likewise.
10770 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10771 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10772 const_binop, fold_convert_const_int_from_int,
10773 fold_convert_const_int_from_real,
10774 fold_convert_const_real_from_real, sign_bit_p,
10775 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10776 fold_sign_changed_comparison, fold_unary, fold_comparison,
10777 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10778 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10779 * print-tree.c (print_node_brief, print_node): Likewise.
10780 * stor-layout.c (place_field, layout_type): Likewise.
10781 * tree-chrec.c (keep_cast): Likewise.
10782 * tree.c (build_vector, build_real, build_real_from_int_cst,
10783 build_complex): Likewise.
10785 2007-01-11 Roger Sayle <roger@eyesopen.com>
10787 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10788 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10790 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10792 * configure.ac (strict1_warn): Rename to strict_warn.
10793 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10794 cc_set_by_configure, quoted_cc_set_by_configure,
10795 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10796 all_boot_languages, all_stagestuff): Remove.
10797 (target_list): Remove bootstrap targets.
10798 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10799 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10800 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10801 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10802 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10803 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10804 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10805 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10806 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10807 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10808 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10809 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10810 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10811 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10812 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10813 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10814 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10815 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10816 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10817 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10818 (mostlyclean): Adjust.
10819 (clean, distclean): Don't mention bootstrap stuff.
10820 * configure: Regenerate.
10821 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10822 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10823 treelang/config-lang.in (stagestuff): Remove.
10824 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10825 stageprofile, stagefeedback, stagestuff): Remove mention.
10827 2007-01-11 Nick Clifton <nickc@redhat.com>
10829 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10831 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10832 (mcore_arith_K_S_operand): Run the test for the S constraint not
10833 the test for the M constraint.
10834 (mcore_addsub_operand): Do not accept integer values that are
10835 larger than 32 bits.
10836 * config/mcore/mcore.md: Remove unused constraints from split.
10837 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10838 (addsi3): Likewise.
10839 (allocate_stack): Likewise.
10840 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10841 operands to 32 bits.
10842 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10844 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10845 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10846 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10847 mcore_output_bclri, mcore_output_andn, output_inline_const,
10848 mcore_output_move, mcore_output_movedouble): Likewise.
10849 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10850 (output_inline_const): Likewise.
10851 (output_inline_const): Fix format strings used in sprintf
10853 * config/mcore/mcore-protos.h: Update prototypes for changed
10854 functions in mcore.c.
10855 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10856 HOST_WIDE_INT and not int.
10857 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10858 CONST_OK_FOR_N): Likewise.
10859 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10860 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10863 2007-01-10 Jan Hubicka <jh@suse.cz>
10865 * tree-vrp.c (remove_range_assertions): Release defs.
10866 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10867 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10869 2007-01-10 Paul Brook <paul@codesourcery.com>
10871 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10872 * config/arm/arm.md (mulsi3subsi): New insn.
10874 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10876 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10877 (tree_transform_and_unroll_loop): New.
10878 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10881 2007-01-10 Robert Kennedy <jimbob@google.com>
10883 * fold-const.c (fold_comparison): Fold comparisons like (x *
10884 1000 < 0) to (x < 0).
10886 2007-01-10 Ian Lance Taylor <iant@google.com>
10888 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10889 operands have the same priority.
10891 2007-01-10 Tom Tromey <tromey@redhat.com>
10893 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10894 (fold_binary): Likewise.
10895 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10896 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10897 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10898 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10899 * langhooks.h (struct lang_hooks): Removed field
10900 'can_use_bit_fields_p'.
10902 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10904 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10906 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10908 * function.c (get_last_funcdef_no): New function.
10909 * function.h (get_last_funcdef_no): Declare.
10910 * tree-inline.c (initialize_cfun): Add initialization.
10911 (tree_function_versioning): Cleanup.
10913 2007-01-10 Jan Hubicka <jh@suse.cz>
10915 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10918 2007-01-10 Sa Liu <saliu@de.ibm.com>
10919 Ben Elliston <bje@au.ibm.com>
10921 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10922 for SAVE_NONLOCAL and Pmode for any other save level.
10923 * spu-protos.h (spu_restore_stack_block): Declare.
10924 * spu.md (save_stack_block): Remove.
10925 (restore_stack_block): Call spu_restore_stack_block.
10926 * spu.c (spu_restore_stack_block): New function.
10927 (spu_expand_epilogue): Remove old comment.
10929 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10931 PR tree-optimization/30322
10932 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10933 (cand_value_at): Return the value as aff_tree.
10934 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10935 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10936 aff_combination_mult): New functions.
10937 (aff_combination_add): Use aff_combination_add_cst.
10938 (aff_combination_convert): Allow conversions to a wider type.
10939 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10940 * tree-affine.h (aff_combination_mult): Declare.
10942 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10944 * doc/tm.texi: Update documentation to reflect reality of exec
10945 and start file search behaviours. Update copyright year.
10946 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10947 header file directories.
10949 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10951 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10952 (*cosxf2): Rename to cosxf2_i387.
10953 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10954 using X87MODEF12 mode macro. Rename patterns to
10955 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10957 (*cosdf2, *cossf2): Ditto.
10958 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10959 to match extended input operands.
10960 (sincos<mode>3): New expander.
10961 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10962 insn patterns and corresponding splitters.
10964 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10966 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10967 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10969 2007-01-09 Nicolas Pitre <nico@cam.org>
10972 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10974 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10976 * target.h (struct gcc_target): New field library_rtti_comdat.
10977 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10978 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10979 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10980 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10982 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10984 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10986 2007-01-08 Richard Guenther <rguenther@suse.de>
10988 * tree.h (force_fit_type_double): Export.
10989 (force_fit_type): Remove.
10990 * fold-const.c (force_fit_type_double): New function.
10991 (force_fit_type): Remove.
10992 (int_const_binop): Use it.
10993 (fold_convert_const_int_from_int): Likewise.
10994 (fold_convert_const_int_from_real): Likewise.
10995 (fold_div_compare): Likewise.
10996 (fold_sign_changed_comparison): Likewise.
10997 (fold_unary): Likewise.
10998 (fold_negate_const): Likewise.
10999 (fold_abs_const): Likewise.
11000 (fold_not_const): Likewise.
11001 * c-common.c (shorten_compare): Use force_fit_type_double.
11002 * convert.c (convert_to_pointer): Likewise.
11004 2007-01-08 Richard Guenther <rguenther@suse.de>
11006 * tree.h (build_int_cst_wide_type): Export.
11007 * tree.c (build_int_cst_wide_type): New function.
11008 (build_int_cst_wide): Fix comment.
11009 * builtins.c (fold_builtin_object_size): Use build_int_cst
11010 to build -1 or 0 of the correct type. Use fit_double_type
11011 to check for overflow.
11012 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11014 (decode_field_reference): Likewise.
11015 (all_ones_mask_p): Likewise.
11016 (native_interpret_int): Use build_int_cst_wide_type.
11017 (fold_binary): Use build_int_cst_type to build an all-ones
11019 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11021 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11023 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11025 2007-01-09 Ben Elliston <bje@au.ibm.com>
11027 * genautomata.c (STATS_OPTION): New option.
11028 (stats_flag): New flag.
11029 (gen_automata_option): Handle it.
11030 (initiate_automaton_gen): Ditto.
11031 (write_automata): Output statistics only if stats_flag is
11032 set. Likewise, output time statistics only if time_flag is set.
11033 * doc/md.texi (Processor pipeline description): Document new flag.
11035 2007-01-08 Richard Guenther <rguenther@suse.de>
11037 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11038 * tree.c (build_int_cst_type): Likewise.
11039 (size_in_bytes): Don't call force_fit_type on the result.
11040 (int_fits_type_p): Use fit_double_type.
11041 * fold-const.c (fit_double_type): New function.
11042 (force_fit_type): Use it.
11043 * tree.h (fit_double_type): Export.
11045 2007-01-08 Jan Hubicka <jh@suse.cz>
11047 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11048 * ipa.c (function_and_variable_visibility): Fix return type.
11050 2007-01-08 Richard Guenther <rguenther@suse.de>
11052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11053 of offset to build the index.
11054 * tree-pretty-print.c (dump_generic_node): Don't build negated
11055 const just for printing.
11056 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11057 * builtins.c (fold_builtin_int_roundingfn): Check if result
11058 fits the type by using force_fit_type and comparing the result.
11059 * predict.c (predict_loops): Use compare_tree_int for comparison.
11060 * tree.c (build_int_cst): Fall back to integer_type_node for
11062 (build_int_cst_wide): Assert type is non-null.
11064 2007-01-08 Roberto Costa <roberto.costa@st.com>
11066 * tree-vrp.c (extract_range_from_cond_expr): New.
11067 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11068 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11070 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11071 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11072 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11073 used as expressions.
11074 * tree-object-size.c (cond_expr_object_size): New.
11075 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11077 2007-01-08 Jan Hubicka <jh@suse.cz>
11079 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11080 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11083 2007-01-08 Richard Guenther <rguenther@suse.de>
11085 PR tree-optimization/23603
11086 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11087 (extract_range_from_binary): Fall back to truthvalue instead of
11088 varying for TRUTH_*_EXPR.
11089 (extract_range_from_comparison): Fall back to truthvalue instead of
11091 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11092 if all visited PHI values were constant.
11094 2007-01-08 Jan Hubicka <jh@suse.cz>
11096 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11097 (cgraph_analyze_function): break out from ...
11098 (cgraph_finalize_compilation_unit): ... here.
11099 (cgraph_expand_function): Remove forgoten commented out line.
11100 (cgraph_optimize): Analyze functions.
11102 2007-01-08 Jan Hubicka <jh@suse.cz>
11104 * tree-pas.h (TODO_remove_function): New flag.
11105 (TODO_update*): Renumber.
11106 (pass_ipa_increase_alignment,
11107 pass_ipa_function_and_variable_visibility): New passes.
11108 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11109 (cgraph_function_and_variable_visibility): Move to ipa.c
11110 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11111 cgraph_increase_alignment.
11112 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11113 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11114 calling tree-inline.
11115 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11116 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11117 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11118 (gate_increase_alignment): New function.
11119 (pass_ipa_increase_alignment): New pass.
11120 * ipa.c: Inline tree-pass.h and timevar.h
11121 (function_and_variable_visibility): Move here from cgraphunit.c
11122 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11123 * passes.c (init_optimization_passes): Add the two new passes.
11124 (execute_todo): Handle cgraph_remove_functions.
11126 2007-01-08 Nick Clifton <nickc@redhat.com>
11128 * config/frv/predicates.md (reg_or_0_operand): Accept
11131 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11133 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11134 * config.gcc: Add bfin*-rtems*.
11136 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11138 * c.opt: Add -flax-vector-conversions.
11139 * c-typeck.c (convert_for_assignment): Pass flag to
11140 vector_types_convertible_p to allow emission of note.
11141 (digest_init): Likewise.
11142 * c-opts.c: Handle -flax-vector-conversions.
11143 * c-common.c (flag_lax_vector_conversions): New.
11144 (vector_types_convertible_p): Unless -flax-vector conversions
11145 has been passed, disallow conversions between vectors with
11146 differing numbers of subparts and/or element types. If such
11147 a conversion is disallowed, possibly emit a note on the first
11148 occasion only to inform the user of -flax-vector-conversions.
11149 The new last argument specifies this.
11150 * c-common.h (flag_lax_vector_conversions): New.
11151 (vector_types_convertible_p): Add extra argument.
11152 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11153 char_type_node for V*QI type vectors.
11154 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11155 Update to satisfy new typechecking rules.
11156 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11157 C and C++ variants.
11158 * doc/invoke.texi (C Dialect Options): Document
11159 -flax-vector-conversions.
11161 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11163 PR tree-optimization/29877
11164 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11165 a register variable on the RHS to not be replaceable.
11167 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11168 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11169 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11170 const_simm15, const_pow2, const_npow2): Added.
11171 * config/score/misc.md (insv, extv, extzv, movmemsi,
11172 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11173 * config/score/score.c (score_address_cost, score_select_cc_mode):
11175 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11176 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11177 Update score_print_operand.
11178 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11179 Adjust register allocate order and update some macro define.
11180 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11181 mdx_block_move_straight, mdx_block_move_loop_head,
11182 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11183 mdx_block_move): Added.
11184 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11185 mdp_limm): Updated and fix some bug and typo.
11186 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11187 (movsf, movdf, doloop_end): Added.
11189 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11191 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11192 config/arm/thumb2.md: Fix comment typos.
11193 * doc/extend.texi: Fix a typo.
11195 2007-01-07 Eric Christopher <echristo@apple.com>
11197 * configure.ac: Check for __stack_chk_fail for darwin.
11198 * configure: Regenerate.
11200 2007-01-07 Richard Guenther <rguenther@suse.de>
11202 * tree-vrp.c (extract_range_from_assert): CSE calls to
11203 compare_values where possible.
11204 (extract_range_from_unary_expr): Likewise.
11206 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11208 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11209 * config/avr/avr.c (call_insn_operand): Delete function.
11210 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11211 instead of register number. Use predicates.
11212 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11213 call_insn_operand): Add.
11215 2007-01-06 Jan Hubicka <jh@suse.cz>
11217 * tree-pass.h (pass_build_cgraph_edges): Declare.
11218 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11219 (visited_nodes): Remove.
11220 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11221 build_cgrpah_edges; make visited_nodes local.
11222 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11223 (record_references_in_initializer): Move to cgraphbuild.c
11224 (initialize_inline_failed, rebuild_cgraph_edges,
11225 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11226 (verify_cgraph_node): Make visited_nodes local.
11227 (cgraph_analyze_function): Do not call cgraph_create_edges and
11228 initialize_inline_failed.
11229 (cgraph_expand_function): Do not call cgraph_lower_function;
11230 assert that function is already lowered.
11231 * Makefile.in (cgraphbuild.o): New.
11232 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11233 at the end of lowering passes.
11235 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11237 * ifcvt.c (cond_move_convert_if_block): New function, code
11238 factored out from...
11239 (cond_move_process_if_block): ...here. Call the new function
11240 on the THEN and ELSE blocks.
11241 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11242 already takes care of this.
11244 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11247 * tree.h (TREE_OVERFLOW_P): New.
11248 * c-typeck.c (parser_build_unary_op): Warn only if result
11249 overflowed and operands did not.
11250 (parser_build_binary_op): Likewise.
11251 (convert_for_assignment): Remove redundant overflow_warning.
11252 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11254 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11256 * c-typeck.c (store_init_value): Split over two lines to follow
11257 the GNU coding style.
11259 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11261 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11262 __GXX_EXPERIMENTAL_CXX0X__.
11263 * doc/cpp.texi: Same.
11265 2007-01-05 Richard Guenther <rguenther@suse.de>
11267 PR middle-end/27826
11268 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11269 with mismatched types. Instead explicitly build a
11270 conversion NOP_EXPR.
11272 2007-01-05 Ian Lance Taylor <iant@google.com>
11274 * c-common.c (decl_with_nonnull_addr_p): New function.
11275 (c_common_truthvalue_conversion): Call it.
11276 * c-typeck.c (build_binary_op): Likewise.
11277 * c-common.h (decl_with_nonnull_addr_p): Declare.
11279 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11282 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11285 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11287 * doc/install.texi (Final install): Document the fact that
11288 the GNAT runtime should not be stripped.
11290 2007-01-04 Jan Hubicka <jh@suse.cz>
11292 * tree-inline.c (fold_marked_statements): Update operand caches
11293 and EH after folding
11295 2007-01-04 Ian Lance Taylor <iant@google.com>
11297 * c-common.c (check_function_nonnull): Whitespace fix.
11299 2007-01-04 Jan Hubicka <jh@suse.cz>
11301 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11302 comitted older version of patch.
11303 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11304 function, celanup cfg and collect garbage.
11306 2007-01-04 Mike Stump <mrs@apple.com>
11308 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11311 2007-01-04 Eric Christopher <echristo@apple.com>
11313 * libgcc2.c (__bswapsi2): Use SItype.
11314 (__bswapdi2): Use DItype.
11315 * libgcc2.h: Update for above.
11317 2007-01-04 Paul Brook <paul@codesourcery.com>
11319 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11320 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11321 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11322 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11323 umulsi3_highpart): Make conditional on !arm_arch6.
11324 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11325 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11326 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11327 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11328 umulsi3_highpart_v6): New insns.
11330 2007-01-04 Roger Sayle <roger@eyesopen.com>
11332 * fold-const.c (fold_convert): When casting an expression to void,
11333 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11334 have a type. Instead of attempting to build a NOP_EXPR, return
11335 these "special" trees directly.
11337 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11339 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11340 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11341 rs6000_cost->fp not 0 as adjustment for outer NEG.
11343 2007-01-04 Jan Hubicka <jh@suse.cz>
11345 * cgraph.c (cgraph_release_function_body): New function.
11346 (cgraph_remove_node): Use it.
11347 * cgraph.h (cgraph_release_function_body): Declare.
11348 * cgraphunit.c (cgraph_expand_function): Use it.
11349 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11350 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11351 is initialized and while compilation of other function is running.
11352 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11353 statement CFG annotations from here to ...
11354 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11356 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11358 * cfgloop.h (enum li_flags): Make the constants powers of two.
11360 2007-01-04 Jan Hubicka <jh@suse.cz>
11362 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11364 (fold_marked_statements): New function.
11365 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11366 * tree-inline.h (copy_body_data): Add statements_to_fold.
11368 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11370 * config.gcc: Mention libgcc/config.host.
11371 * Makefile.in: Update comments mentioning libgcc.
11372 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11373 (all.cross, start.encap, rest.encap, rest.cross): Update
11374 dependencies for libgcc move.
11375 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11376 (clean-target, clean-target-libgcc): Delete.
11377 (srcdirify, GCC_EXTRA_PARTS): New macros.
11378 (libgcc-support, libgcc.mvars): New rules.
11379 (distclean): Remove mention of mklibgcc.
11380 (install): Don't reference INSTALL_LIBGCC.
11381 (install-common): Don't reference EXTRA_PARTS.
11382 (install-libgcc, install-multilib): Delete rules.
11383 * mklibgcc.in: Delete file.
11384 * doc/configfiles.texi: Don't mention mklibgcc.
11386 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11387 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11388 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11389 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11390 (mklibgcc, ldblspecs): Likewise.
11392 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11393 (posixpre.def): Use $(T).
11394 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11395 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11396 (SHLIB_LINK): Make dummy.
11397 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11399 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11401 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11402 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11403 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11404 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11406 * configure.ac (all_outputs): Remove mklibgcc.
11407 * configure: Regenerated.
11409 2007-01-03 Josh Conner <jconner@apple.com>
11411 PR middle-end/29683
11412 * calls.c (compute_argument_addresses): Set stack and stack_slot
11413 for partial args, too.
11414 (store_one_arg): Use locate.size.constant for the size when
11415 generating a save_area.
11417 2007-01-03 Robert Kennedy <jimbob@google.com>
11419 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11420 whose definitions are deleted due to basic block merging.
11422 2007-01-03 Paul Brook <paul@codesourcery.com>
11425 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11427 (use_return_insn): Return 0 for Thumb interrupt functions.
11428 (print_multi_reg): Add rfe argument for IRQ returns.
11429 (arm_output_epilogue): Pop interrupt return address directly into PC.
11430 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11432 2007-01-03 Paul Brook <paul@codesourcery.com>
11434 Merge from sourcerygxx-4_1.
11435 * config/arm/thumb2.md: New file.
11436 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11438 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11439 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11440 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11441 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11443 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11444 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11446 * config/arm/ieee754-sf.S: Ditto.
11447 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11448 (thumb1_base_register_rtx_p): ... to this.
11449 (thumb_index_register_rtx_p): Rename...
11450 (thumb1_index_register_rtx_p): ... to this.
11451 (thumb_output_function_prologue): Rename...
11452 (thumb1_output_function_prologue): ... to this.
11453 (thumb_legitimate_address_p): Rename...
11454 (thumb1_legitimate_address_p): ... to this.
11455 (thumb_rtx_costs): Rename...
11456 (thumb1_rtx_costs): ... to this.
11457 (thumb_compute_save_reg_mask): Rename...
11458 (thumb1_compute_save_reg_mask): ... to this.
11459 (thumb_final_prescan_insn): Rename...
11460 (thumb1_final_prescan_insn): ... to this.
11461 (thumb_expand_epilogue): Rename...
11462 (thumb1_expand_epilogue): ... to this.
11463 (arm_unwind_emit_stm): Rename...
11464 (arm_unwind_emit_sequence): ... to this.
11465 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11466 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11467 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11468 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11469 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11470 thumb2_output_casesi): New functions.
11471 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11472 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11473 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11474 THUMB2_WORK_REGS): Define.
11475 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11476 arm_condexec_mask, arm_condexec_masklen)): New variables.
11477 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11478 (arm_override_options): Check new CPU capabilities.
11479 Set new architecture flag variables.
11480 (arm_isr_value): Handle v7m interrupt functions.
11481 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11483 (const_ok_for_arm): Handle Thumb-2 constants.
11484 (arm_gen_constant): Ditto. Use movw when available.
11485 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11487 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11488 (thumb_find_work_register, arm_load_pic_register,
11489 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11490 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11491 print_multi_reg, output_mov_long_double_fpa_from_arm,
11492 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11493 output_mov_double_fpa_from_arm, output_move_double,
11494 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11495 output_return_instruction, arm_output_function_prologue,
11496 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11497 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11498 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11499 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11500 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11501 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11503 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11504 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11505 (arm_file_start): Output directive for unified syntax.
11506 (arm_unwind_emit_set): Handle stack alignment instruction.
11507 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11508 Add v6t2, v7, v7a, v7r and v7m.
11509 (RETLDM): Add Thumb-2 code.
11510 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11511 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11512 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11513 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11514 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11515 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11516 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11517 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11518 ADJUST_INSN_LENGTH): Define.
11519 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11520 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11521 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11522 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11523 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11524 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11525 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11526 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11527 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11528 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11529 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11530 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11531 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11532 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11533 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11534 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11535 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11537 * config/arm/arm-tune.md: Regenerate.
11538 * config/arm/arm-protos.h: Update prototypes.
11539 * config/arm/vfp.md: Enable patterns for Thumb-2.
11540 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11541 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11542 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11543 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11544 * config/arm/libunwind.S: Add Thumb-2 code.
11545 * config/arm/constraints.md: Update include Thumb-2.
11546 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11547 * config/arm/ieee754-df.S: Ditto.
11548 * config/arm/bpabi.S: Ditto.
11549 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11550 * config/arm/predicates.md (low_register_operand,
11551 low_reg_or_int_operand, thumb_16bit_operator): New.
11552 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11553 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11554 * config/arm/t-arm-elf: Add armv7 multilib.
11555 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11557 (UNSPEC_STACK_ALIGN, ce_count): New.
11558 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11559 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11561 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11562 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11563 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11564 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11565 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11566 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11568 * doc/extend.texi: Document ARMv7-M interrupt functions.
11569 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11571 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11573 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11574 (struct _Unwind_Context): Rename args_size to flags, remove
11575 signal_frame field, add a new args_size field and version field.
11576 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11577 _Unwind_IsExtendedContext): New inline functions.
11578 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11579 Assume by_value array is only present if _Unwind_IsExtendedContext.
11580 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11581 _Unwind_IsSignalFrame.
11582 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11583 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11584 (uw_init_context_1): Initialize context->flags to
11585 EXTENDED_CONTEXT_BIT.
11586 * config/rs6000/linux-unwind.h (frob_update_context): Use
11587 _Unwind_SetSignalFrame.
11589 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11591 PR middle-end/30353
11592 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11593 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11596 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11598 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11599 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11600 RET, AT_SP): Remove.
11601 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11604 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11605 * cfgbuild.c (find_basic_blocks): Likewise.
11606 * cfgrtl.c (rtl_create_basic_block): Likewise.
11607 * function.c (temp_slots_at_level): Likewise.
11608 * reg-stack.c (stack_regs_mentioned): Likewise.
11609 * regclass.c (allocate_reg_info): Likewise.
11610 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11611 set_bb_for_stmt, move_block_to_fn): Likewise.
11612 * tree-complex.c (tree_lower_complex): Likewise.
11613 * vec.h (VEC_safe_grow_cleared): New.
11615 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11617 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11619 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11620 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11622 * cfgloopmanip.c (scale_loop_frequencies): Export.
11623 (loopify): Scale the frequencies by prescribed coefficients.
11624 (set_zero_probability): New function.
11625 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11626 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11627 and frequencies according to arguments.
11628 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11630 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11631 * modulo-sched.c (sms_schedule): Set probabilities for entering
11632 versioned loop correctly.
11633 * tree-vect-transform.c (vect_transform_loop): Ditto.
11634 * cfgloop.h (loopify, loop_version): Declaration changed.
11635 (scale_loop_frequencies): Declared.
11637 2007-01-02 Jan Hubicka <jh@suse.cz>
11639 * cgraph.c: Include tree-flow.h
11640 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11641 early_local_passes.
11642 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11643 * tree-pass.h (pass_all_early_optimizations): Declare.
11644 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11645 early_local_passes.
11646 (cgraph_analyze_function): Do early_local_passes.
11647 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11648 Do not add referenced vars.
11649 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11651 (gate_all_early_local_passes): New gate.
11652 (pass_early_local_passes): Use new gate.
11653 (execute_early_local_optimizations): New functions.
11654 (gate_all_early_optimizations): New gate.
11655 (pass_all_early_optimizations): New pass.
11656 (execute_free_datastructures): Free SSA only when initialized.
11657 (gate_init_datastructures): Init only when optimizing.
11658 (tree_lowering_passes): Do early local passes when called late.
11659 * tree-profile.c (do_tree_profiling): Don't profile functions added
11661 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11662 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11664 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11665 during early_local_passes.
11666 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11669 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11671 * Makefile.in: Update copyright year.
11673 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11675 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11676 in $(lang_checks) and check-consistency targets.
11678 2007-01-02 Jan Hubicka <jh@suse.cz>
11680 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11681 Do not add referenced vars.
11682 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11684 * passes.c (init_optimization_passes): Put mudflap_2 after
11685 free_datastructures.
11687 2007-01-02 Jan Hubicka <jh@suse.cz>
11689 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11690 Set NOTHROW flag on call statements proved to be nothrow.
11691 Update statement of local calls so new pure/const functions are
11692 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11694 (tree_rest_of_compilation): Register hooks and initialize bitmap
11695 early. Do not set after_inlining flag.
11697 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11699 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11700 HOST_BITS_PER_LONGLONG
11702 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11705 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11706 warning for non-static initializers.
11708 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11710 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11711 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11712 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11713 Always use set_unique_reg_note to add REG_EQUAL notes.
11715 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11718 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11720 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11721 * cfgbuild.c (find_basic_blocks): Likewise.
11722 * cfgrtl.c (rtl_create_basic_block): Likewise.
11723 * function.c (temp_slots_at_level): Likewise.
11724 * reg-stack.c (stack_regs_mentioned): Likewise.
11725 * regclass.c (allocate_reg_info): Likewise.
11726 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11727 set_bb_for_stmt, move_block_to_fn): Likewise.
11728 * tree-complex.c (tree_lower_complex): Likewise.
11729 * vec.h (VEC_safe_grow_cleared): New.
11731 2007-01-02 Ian Lance Taylor <iant@google.com>
11733 * c-common.c (c_common_truthvalue_conversion): When warning about
11734 using an assignment as a truth value, set TREE_NO_WARNING.
11736 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11739 * c.opt (Wold-style-declaration): New.
11740 * doc/invoke.texi (C-only Warning Options): New.
11741 (Wold-style-declaration): Document it.
11742 (Wextra): Enabled by -Wextra.
11743 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11744 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11745 -Wold-style-declaration.
11747 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11749 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11750 * cfgbuild.c (find_basic_blocks): Likewise.
11751 * cfgrtl.c (rtl_create_basic_block): Likewise.
11752 * function.c (temp_slots_at_level): Likewise.
11753 * reg-stack.c (stack_regs_mentioned): Likewise.
11754 * regclass.c (allocate_reg_info): Likewise.
11755 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11756 set_bb_for_stmt, move_block_to_fn): Likewise.
11757 * tree-complex.c (tree_lower_complex): Likewise.
11758 * vec.h (VEC_safe_grow_cleared): New.
11760 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11762 * c-common.c (c_common_nodes_and_builtins): Since variants of
11763 void_type_node get built before it is given a name, we need to
11764 give those variants the name, too.
11765 (complete_array_type): We need to work with the canonical main
11766 type of the array, from which we will build the qualified version.
11767 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11768 * print-tree.c (print_node): Display canonical type information
11770 * stor-layout.c (layout_type): When we don't know the
11771 alignment of a type for which we're building an array, we end up
11772 guessing wrong, so make the type require structural equality.
11773 * tree.c (make_node_stat): When we build a new type, it is its
11774 own canonical type.
11775 (build_type_attribute_qual_variant): When building an attribute
11776 variant, its canonical type is the non-attribute variant. However,
11777 if the attributes are target-dependent and they differ, we need to
11778 use structural equality checks for this type.
11779 (build_qualified_type): A qualified type is not equivalent to its
11780 unqualified variant; set the canonical type appropriately.
11781 (build_distinct_type_copy): When building a distinct type from
11782 another type, the new type is its own canonical type.
11783 (build_variant_type_copy): When building a new type variant, we
11784 assume that it is equivalent to the original type.
11785 (build_pointer_type_for_mode): When building a pointer type, also
11786 build a canonical type pointer.
11787 (build_reference_type_for_mode): When building a reference type,
11788 also build a canonical type reference.
11789 (build_index_type): When we can't hash an index type (e.g.,
11790 because its maximum value is negative), the index type requires
11791 structural equality tests.
11792 (build_array_type): Build the canonical form of an array type.
11793 (build_function_type): Function types require structural equality,
11794 because they contain default arguments, attributes, etc.
11795 (build_method_type_directly): Ditto for method types.
11796 (build_offset_type): Build the canonical offset type.
11797 (build_complex_type): Build the canonical vector type.
11798 (make_vector_type): Build the canonical vector type.
11799 * tree.h (TYPE_CANONICAL): New.
11800 (TYPE_STRUCTURAL_EQUALITY_P): New.
11801 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11802 (struct tree_type): Added "canonical" field.
11803 * params.h (VERIFY_CANONICAL_TYPES): New.
11804 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11805 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11806 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11807 * doc/invoke.texi (verify-canonical-types): Document --param
11808 parameter for verifying canonical types.
11810 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11812 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11813 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11814 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11815 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11817 * config/rs6000/e500.h: New.
11818 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11819 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11821 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11822 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11823 TARGET_E500_DOUBLE): Remove.
11824 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11825 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11826 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11827 * config/rs6000/rs6000.c (rs6000_override_options): Use
11828 CHECK_E500_OPTIONS.
11830 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11832 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11833 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11834 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11835 rs6000_emit_cmove): Don't check TARGET_E500.
11836 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11837 sordered): Don't check TARGET_E500.
11839 2007-01-01 Eric Christopher <echristo@apple.com>
11841 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11842 HARD_REGISTER_NUM_P.
11844 2007-01-01 Roger Sayle <roger@eyesopen.com>
11846 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11847 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11848 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11851 2007-01-01 Mike Stump <mrs@apple.com>
11853 * configure.ac: Remove support for building with Apple's gcc-3.1.
11855 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11857 PR middle-end/30311
11858 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11859 REG is a hard register. Do not modify REG before calling
11861 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11862 multiple of the size of YMODE for certain lowpart cases.
11864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11866 PR middle-end/30253
11867 * gimplify (voidify_wrapper_expr): Update for
11868 GIMPLE_MODIFY_STMT.
11870 2007-01-01 Andreas Schwab <schwab@suse.de>
11873 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11874 save of BR0 in extra_spill_size instead of spill_size.
11875 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11877 (ia64_expand_epilogue): Restore BR0 from its new location.
11879 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11881 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11882 Use a temporary variable if the left hand side is not a gimple
11885 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11887 * gimplify.c (gimplify_return_expr): Make the temporary variable
11888 for the return expression, a gimple register variable.
11890 2007-01-01 Jan Hubicka <jh@suse.cz>
11892 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11895 2007-01-01 Mike Stump <mrs@apple.com>
11897 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11899 * config/darwin.c (machopic_select_rtx_section): Use
11900 HAVE_GAS_LITERAL16.
11901 (darwin_mergeable_constant_section): Likewise.
11902 * configure: Regenerate.
11903 * config.in: Regenerate.
11905 2007-01-01 Jan Hubicka <jh@suse.cz>
11906 Andrew Pinski <pinskia@gmail.com>
11908 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11909 before starting IPA passes.