1 2007-04-25 Thiemo Seufer <ths@mips.com>
3 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6 on to the assembler. Improve handling of -mno-mips16. Add handling
7 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15 * config/i386/winnt.c (i386_pe_file_end): Strip only
16 USER_LABEL_PREFIX when writing export name.
18 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21 sh/elf.h, vx-common.h and vxworks.h.
22 * config/sh/sh.h: Include config/vxworks-dummy.h.
23 (SUBTARGET_OVERRIDE_OPTIONS): Define.
24 (OVERRIDE_OPTIONS): Use it.
25 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
26 (vxworks_picreg): New pattern.
27 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
28 VXWORKS_OS_CPP_BUILTINS.
29 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
30 to their VXWORKS_* equivalents.
31 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
32 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
33 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
34 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
35 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
36 -mrtp/-fPIC multilibs.
37 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
38 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
39 (MULTILIB_OSDIRNAMES): Delete.
41 2007-04-25 Anatoly Sokolov <aesok@post.ru>
44 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
46 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
48 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
49 rounding mode to be specified by the caller.
50 (real_to_mpfr) Likewise.
51 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
52 include new arguments.
53 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
55 2007-04-24 Ian Lance Taylor <iant@google.com>
57 PR tree-optimization/31605
58 * tree-vrp.c (set_value_range): Check that min and max are not
59 both overflow infinities.
60 (set_value_range_to_value): New static function.
61 (extract_range_from_binary_expr): Call set_value_range_to_value.
62 (extract_range_from_cond_expr): Likewise.
63 (extract_range_from_expr): Likewise.
64 (extract_range_from_unary_expr): Likewise. Don't create a range
65 which overflows on both sides.
66 (vrp_meet): Check for a useless range.
67 (vrp_visit_phi_node): If we see a constant which looks like an
68 overflow infinity, turn off the TREE_OVERFLOW flag.
70 2007-04-24 Ian Lance Taylor <iant@google.com>
72 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
74 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
77 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
78 diagnostic message is being built.
79 * tree-pretty-print.c (dump_generic_node): Only write the
80 formatted text into BUFFER's stream if we are not building a
82 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
84 * Makefile.in (toplev.o): Depend on tree-pass.h.
86 2007-04-24 Ian Lance Taylor <iant@google.com>
88 PR tree-optimization/31602
89 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
90 conditionals in the copied loop header.
91 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
92 warnings if TREE_NO_WARNING is set.
93 * doc/invoke.texi (Warning Options): Clarify that
94 -Wstrict-overflow does not warn about loops.
96 2007-04-24 Janis Johnson <janis187@us.ibm.com>
98 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
99 expand on the comment about _Decimal128 arguments and check the
100 integer result of the modulus operation; for 64-bit ELF ABI, ensure
101 that _Decimal128 argument uses even/odd register pair.
102 (function_arg): Ditto.
104 2007-04-24 Hui-May Chang <hm.chang@apple.com>
106 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
107 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
109 2007-04-24 Richard Guenther <rguenther@suse.de>
110 Olga Golovanevsky <olga@il.ibm.com>
112 * fold-const.c (multiple_of_p): Check for bottom
115 2007-04-24 Richard Henderson <rth@redhat.com>
117 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
118 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
119 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
120 looking for non-zero bits shifted out. Avoid a recursive call
121 when constructing the scalar.
122 (__floatundisf): Likewise.
124 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
126 * dwarf2out.c (field_byte_offset): Move the existing logic
127 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
128 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
130 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
133 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
134 argument of 0 for memset.
135 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
136 unsigned shift instead of the signed variant.
138 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
140 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
141 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
142 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
143 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
144 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
145 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
146 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
147 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
148 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
149 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
150 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
151 "mul<mode>3", "div<mode>3"): Insn definitions added.
152 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
153 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
154 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
155 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
156 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
157 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
158 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
159 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
160 TARGET_FLOAT_FORMAT): Macro definitions removed.
161 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
162 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
163 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
164 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
165 (s390_gen_rtx_const_DI): Function removed.
166 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
168 2007-04-24 Richard Sandiford <richard@codesourcery.com>
170 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
171 over an external ffs function.
173 2007-04-24 Chao-ying Fu <fu@mips.com>
174 Richard Sandiford <richard@nildram.co.uk>
176 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
177 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
178 (smadd_widen_optab, umadd_widen_optab): Define.
179 * optabs.c (init_optabs): Initialize smadd_widen_optab and
181 * genopinit.c (optabs): Fill in smadd_widen_optab and
183 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
184 and umadd_widen_optab to implement multiply-add sequences.
185 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
186 (<u>maddsidi4): ...this. Extend condition to include
187 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
188 of operand 0 to "ka" and use the three-operand form of madd<u>
190 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
192 * config/mips/constraints.md (ka): New register constraint.
194 2007-04-24 Jan Hubicka <j@suse.cz>
198 2007-04-23 Jan Hubicka <jh@suse.cz>
199 * function.c (init_function_start): Don't init line number info.
200 (expand_function_end): Update.
201 (reset_block_changes, record_block_change, finalize_block_changes,
202 check_block_change, free_block_changes): Kill.
203 * function.h (reset_block_changes, record_block_change,
204 finalize_block_changes, check_block_change, free_block_changes): Remove
206 (struct function): Remove ib_boundaries_block.
207 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
208 Use curr_insn_locator to initialize locator.
209 (emit_line_note): Remove.
210 * cfgexpand.c (expand_gimple_cond_expr): Update.
211 (construct_exit_block): Likewise.
212 (tree_expand_cfg): Initialize/finalize locators.
213 * expr.c (expand_expr_real): Update.
214 * cfglayout.c (line_locators_locs, line_locators_lines,
215 file_locators_locs, file_locators_files): Remove.
216 (set_block_levels): Move to cfgexpand.c.
217 (insn_locators_initialize): Remove.
218 (pass_insn_locators_initialize): Remove.
219 (locations_locators_locs, locations_locators_vals): New static vars.
220 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
222 (insn_locators_alloc, insn_locators_finalize,
223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
225 (locator_location): New.
226 (locator_line, locator_file): Rewrite.
227 * rtl.h (emit_line_note): Kill.
228 (insn_locators_alloc, insn_locators_finalize,
229 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
231 * tree-inline.c (initialize_cfun): Do not initialize
233 * passes.c (pass_insn_locators_initialize): Remove.
235 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
237 * doc/invoke.texi: Removed leading '-' from option index entries.
239 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
241 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
243 (create_phi_node): Use set_phi_nodes.
244 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
245 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
246 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
247 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
248 (bsi_start, bsi_last): Use bb_stmt_list.
249 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
250 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
251 Traverse the statements using tsi iterator.
252 * basic-block.h (struct basic_block_def): Fields stmt_list
253 and phi_nodes moved to ...
254 (struct tree_bb_info): ... new structure.
255 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
256 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
257 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
258 (tree_verify_flow_info): Verify that il.tree is not set for
259 entry and exit block.
260 (tree_split_block): Use set_bb_stmt_list.
262 2007-04-23 Mike Stump <mrs@apple.com>
264 * config/i386/i386.c (ix86_tune_features
265 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
268 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
270 * config/i386/i386.md (prefix_extra): New attribute.
271 (length): Add prefix_extra.
273 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
274 (sse2_movntv2di): Likewise.
275 (sse2_cvtps2dq): Likewise.
276 (sse2_cvtpd2pi): Likewise.
277 (sse2_cvttpd2pi): Likewise.
278 (*sse2_cvtpd2ps): Likewise.
279 (*add<mode>3): Likewise.
280 (sse2_ssadd<mode>3): Likewise.
281 (sse2_usadd<mode>3): Likewise.
282 (*sub<mode>3): Likewise.
283 (sse2_sssub<mode>3): Likewise.
284 (sse2_ussub<mode>3): Likewise.
285 (*mulv8hi3): Likewise.
286 (*smulv8hi3_highpart): Likewise.
287 (*umulv8hi3_highpart): Likewise.
288 (sse2_umulv2siv2di3): Likewise.
289 (sse2_pmaddwd): Likewise.
290 (ashr<mode>3): Likewise.
291 (lshr<mode>3): Likewise.
292 (ashl<mode>3): Likewise.
293 (sse2_ashlti3): Likewise.
294 (sse2_lshrti3): Likewise.
295 (*umaxv16qi3): Likewise.
296 (*smaxv8hi3): Likewise.
297 (*uminv16qi3): Likewise.
298 (*sminv8hi3): Likewise.
299 (sse2_eq<mode>3): Likewise.
300 (sse2_gt<mode>3): Likewise.
301 (*and<mode>3): Likewise.
302 (sse2_nand<mode>3): Likewise.
303 (*ior<mode>3): Likewise.
304 (*xor<mode>3): Likewise.
305 (sse2_packsswb): Likewise.
306 (sse2_packssdw): Likewise.
307 (sse2_packuswb): Likewise.
308 (sse2_punpckhbw): Likewise.
309 (sse2_punpcklbw): Likewise.
310 (sse2_punpckhwd): Likewise.
311 (sse2_punpcklwd): Likewise.
312 (sse2_punpckhdq): Likewise.
313 (sse2_punpckldq): Likewise.
314 (sse2_punpckhqdq): Likewise.
315 (sse2_punpcklqdq): Likewise.
316 (*sse2_pinsrw): Likewise.
317 (*sse2_pextrw): Likewise.
318 (sse2_pshufd_1): Likewise.
319 (sse2_uavgv16qi3): Likewise.
320 (sse2_uavgv8hi3): Likewise.
321 (sse2_psadbw): Likewise.
322 (sse2_pmovmskb): Likewise.
323 (*sse2_maskmovdqu): Likewise.
324 (*sse2_maskmovdqu_rex64): Likewise.
325 (sse4a_extrqi): Likewise.
326 (sse4a_extrq): Likewise.
327 (sse3_lddqu): Set prefix_rep.
328 (sse3_addsubv4sf3): Likewise.
329 (sse3_haddv4sf3): Likewise.
330 (sse3_hsubv4sf3): Likewise.
331 (sse_cvtss2si): Likewise.
332 (sse_cvtss2si_2): Likewise.
333 (sse_cvtss2siq): Likewise.
334 (sse_cvtss2siq_2): Likewise.
335 (sse_cvttss2si): Likewise.
336 (sse_cvttss2siq): Likewise.
337 (sse2_cvttps2dq): Likewise.
338 (sse3_movshdup): Likewise.
339 (sse3_movsldup): Likewise.
340 (sse2_cvtsd2si): Likewise.
341 (sse2_cvtsd2si_2): Likewise.
342 (sse2_cvtsd2siq): Likewise.
343 (sse2_cvtsd2siq_2): Likewise.
344 (sse2_cvttsd2si): Likewise.
345 (sse2_cvttsd2siq): Likewise.
346 (*sse2_cvtpd2dq): Likewise.
347 (*sse2_cvttpd2dq): Likewise.
348 (sse2_pshuflw_1): Likewise.
349 (sse2_pshufhw_1): Likewise.
350 (sse4a_insertqi): Likewise.
351 (sse4a_insertq): Likewise.
352 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
353 (ssse3_phadddv4si3): Likewise.
354 (ssse3_phaddswv8hi3): Likewise.
355 (ssse3_phsubwv8hi3): Likewise.
356 (ssse3_phsubdv4si3): Likewise.
357 (ssse3_phsubswv8hi3): Likewise.
358 (ssse3_pmaddubswv8hi3): Likewise.
359 (ssse3_pmulhrswv8hi3): Likewise.
360 (ssse3_pshufbv16qi3): Likewise.
361 (ssse3_psign<mode>3): Likewise.
362 (ssse3_palignrti): Likewise.
363 (abs<mode>2): Likewise.
364 (ssse3_phaddwv4hi3): Set prefix_extra.
365 (ssse3_phadddv2si3): Likewise.
366 (ssse3_phaddswv4hi3): Likewise.
367 (ssse3_phsubwv4hi3): Likewise.
368 (ssse3_phsubdv2si3): Likewise.
369 (ssse3_phsubswv4hi3): Likewise.
370 (ssse3_pmaddubswv4hi3): Likewise.
371 (ssse3_pmulhrswv4hi3): Likewise.
372 (ssse3_pshufbv8qi3): Likewise.
373 (ssse3_psign<mode>3): Likewise.
374 (ssse3_palignrdi): Likewise.
375 (abs<mode>2): Likewise.
376 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
377 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
378 (sse2_pmovmskb): Set mode to SI instead of V2DF.
380 2007-04-23 Nick Clifton <nickc@redhat.com>
382 * params.def: Fix formatting of emacs local variables.
384 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
386 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
387 move if inter-unit move isn't allowed.
388 Don't split moving the first element of V2DI to DI to inter-unit
389 move if inter-unit move isn't allowed.
391 2007-04-23 Richard Guenther <rguenther@suse.de>
393 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
394 and CDI_POST_DOMINATORS separately.
396 2007-04-23 Nick Clifton <nickc@redhat.com>
398 * c.opt (Wformat-contains-nul): Add warning attribute.
400 2007-04-23 Jan Hubicka <jh@suse.cz>
402 * function.c (init_function_start): Don't init line number info.
403 (expand_function_end): Update.
404 (reset_block_changes, record_block_change, finalize_block_changes,
405 check_block_change, free_block_changes): Kill.
406 * function.h (reset_block_changes, record_block_change,
407 finalize_block_changes, check_block_change, free_block_changes): Remove
409 (struct function): Remove ib_boundaries_block.
410 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
411 Use curr_insn_locator to initialize locator.
412 (emit_line_note): Remove.
413 * cfgexpand.c (expand_gimple_cond_expr): Update.
414 (construct_exit_block): Likewise.
415 (tree_expand_cfg): Initialize/finalize locators.
416 * expr.c (expand_expr_real): Update.
417 * cfglayout.c (line_locators_locs, line_locators_lines,
418 file_locators_locs, file_locators_files): Remove.
419 (set_block_levels): Move to cfgexpand.c.
420 (insn_locators_initialize): Remove.
421 (pass_insn_locators_initialize): Remove.
422 (locations_locators_locs, locations_locators_vals): New static vars.
423 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
425 (insn_locators_alloc, insn_locators_finalize,
426 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
428 (locator_location): New.
429 (locator_line, locator_file): Rewrite.
430 * rtl.h (emit_line_note): Kill.
431 (insn_locators_alloc, insn_locators_finalize,
432 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
434 * tree-inline.c (initialize_cfun): Do not initialize
436 * passes.c (pass_insn_locators_initialize): Remove.
438 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
441 * expr.c (reduce_to_bit_field_precision): Handle
444 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
446 PR tree-optimization/24659
447 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
448 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
449 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
450 * genopinit.c (optabs): Rename vec_pack_mod_optab
451 to vec_pack_trunc_optab.
452 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
453 early for scalar floating point operands for NOP_EXPR.
454 (vectorizable_type_promotion): Ditto.
455 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
456 vec_pack_trunc_optab.
457 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
459 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
460 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
461 Rename from VEC_PACK_MOD_EXPR.
462 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
463 * expr.c (expand_expr_real_1): Ditto.
464 * tree-inline.c (estimate_num_insns_1): Ditto.
465 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
467 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
468 (vec_unpacks_lo_v4sf): Ditto.
469 (vec_pack_trunc_v2df): Ditto.
470 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
471 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
472 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
474 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
476 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
478 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
479 Rename from VEC_PACK_MOD_EXPR. This expression also represent
480 packing of floating point operands.
481 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
482 represent unpacking of floating point operands.
483 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
484 [vec_unpacks_hi]: Ditto.
485 [vec_unpacks_lo]: Ditto.
487 2007-04-22 Jan Hubicka <jh@suse.cz>
489 * final.c (rest_of_handle_final): Call
490 targetm.asm_out.constructor/targetm.asm_out.destructor
491 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
492 proper priority via decl_*_priority_insert.
493 * c-common.c (c_expand_body): Likewise.
495 2007-04-22 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/29789
498 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
499 (rewrite_reciprocal): New helper split out from
500 determine_invariantness_stmt.
501 (rewrite_bittest): Likewise.
502 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
503 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
506 2007-04-22 Revital Eres <eres@il.ibm.com>
508 * loop-unroll.c (var_to_expand): New field to support also
509 insns of the form x = something + x.
510 (analyze_insn_to_expand_var): Use it.
511 (expand_var_during_unrolling): Likewise.
513 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
515 * predict.c: Include pointer-set.h.
516 (bb_predictions): New variable.
517 (tree_predicted_by_p, tree_predict_edge,
518 remove_predictions_associated_with_edge): Use bb_predictions map
519 instead of bb->predictions.
520 (clear_bb_predictions, assert_is_empty): New functions.
521 (combine_predictions_for_bb): Use bb_predictions map. Call
522 clear_bb_predictions.
523 (tree_estimate_probability): Create and free bb_predictions map.
524 * Makefile.in (predict.o): Add pointer-set.h dependency.
525 * basic-block.h (struct basic_block_def): Remove predictions
527 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
529 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
532 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
535 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
537 * timevar.c (timevar_print): Change reference of --disable-checking to
538 --enable-checking=release. Also warn if assert checking is disabled.
540 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
543 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
544 decl as addressable if the compound literal was marked as
546 Mark the decl as a gimple register if it is a complex or
547 vector decl and does not live in memory.
549 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
551 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
552 (GENERIC_NEXT): New function macro.
553 (PHI_CHAIN): Use phi_node's new chain variable.
554 (tree_phi_node): Change tree_common to tree_base
555 and add the chain field.
556 * tree-phinodes.c (make_phi_node): Don't set
557 TREE_TYPE on the new node.
558 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
559 instead of checking GIMPLE_TUPLE_P in chain_next.
560 * tree-vect-transform.c
561 (get_initial_def_for_induction): Look at
562 PHI_RESULT_TREE for the type of the phi node.
563 (update_vuses_to_preheader): Use PHI_CHAIN
564 instead of TREE_CHAIN on the phi node.
565 * tree-ssa-structalias.c (compute_points_to_sets):
567 (ipa_pta_execute): Likewise.
569 2007-04-21 Richard Guenther <rguenther@suse.de>
572 * fold-const.c (fold_unary): Call fold_convert_const on the
575 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
577 * gcse.c (store_killed_in_insn): Handle PARALLELs.
578 (store_killed_in_pat): New.
580 2007-04-20 Richard Henderson <rth@redhat.com>
583 * config/i386/i386.c (type_has_variadic_args_p): Look for any
584 TREE_LIST with a void_type_node value, not void_list_node exactly.
586 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
588 * doc/standards.texi: Re-arrange into language-specific
589 subsections. Add a C++ section, documenting which standards we
592 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
594 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
595 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
597 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
599 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
600 ecrti.o and crtbegin.o.
601 (LIB_DEFAULT_SPEC): Include -lc.
602 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
604 2007-04-20 Richard Henderson <rth@redhat.com>
607 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
608 argument; update all callers.
609 (get_unaligned_offset): New.
610 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
611 get_unaligned_address, just pass on the address directly.
612 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
613 the subreg in the helper patterns.
614 (unaligned_extendqidi_le): Use get_unaligned_offset.
615 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
616 (unaligned_extendhidi_be): Likewise.
617 (unaligned_extendhidi): Tidy.
618 * config/alpha/alpha-protos.h: Update.
620 2007-04-20 Richard Henderson <rth@redhat.com>
622 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
623 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
624 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
625 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
626 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
627 (CPP_SPEC): Don't include %(cpp_subtarget).
628 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
629 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
630 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
632 2007-04-20 Jakub Jelinek <jakub@redhat.com>
634 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
635 for __builtin_ia32_cmpordss.
637 PR tree-optimization/31632
638 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
639 and arg1 for optimizations of comparison against min/max values.
640 Fold arg0 to arg1's type for optimizations of comparison against
641 min+1 and max-1 values.
643 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
645 * reload.c (combine_reloads): When trying to use a dying register,
646 check whether it's uninitialized and don't use if so.
648 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
650 * fold-const.c: Remove prototypes for native_encode_expr and
651 native_interpret_expr.
652 (native_encode_expr): Make non-static.
653 (native_interpret_expr): Likewise.
654 * tree.h: Add prototypes for the above.
656 2007-04-19 Joseph Myers <joseph@codesourcery.com>
658 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
659 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
660 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
661 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
662 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
663 Add length attributes.
665 2007-04-19 Janis Johnson <janis187@us.ibm.com>
667 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
670 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
671 __STDC_WANT_DEC_FP__.
673 2007-04-19 Joseph Myers <joseph@codesourcery.com>
675 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
676 for long double compatibility.
677 * configure: Regenerate.
679 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
681 PR rtl-optimization/29841
682 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
684 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
685 that may cause control flow transfer from being moved.
687 2007-04-18 Jan Hubicka <jh@suse.cz>
689 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
692 2007-04-18 Eric Christopher <echristo@apple.com>
694 * config/rs6000/darwin.md (load_macho_picbase): Use link register
695 only. Update operands.
696 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
697 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
698 link register to pic register.
700 2007-04-18 Dirk Mueller <dmueller@suse.de>
703 * tree-vrp.c (search_for_addr_array): New.
704 (check_array_bounds): Suppress warning about
705 address taken of array refs if its not de-referenced.
707 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
709 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
710 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
712 * tree-vectorizer.h (NITERS_KNOWN_P): New.
713 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
714 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
716 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
718 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
720 (vect_analyze_scalar_cycles): Fix indentation.
721 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
722 (vect_mark_relevant): Include phis in relevance analysis.
724 * tree-vect-transform.c (vect_transform_loop): Add an assert.
726 2007-04-18 Anatoly Sokolov <aesok@post.ru>
728 * config/avr/avr.c (ptrreg_to_str): Replace error() with
729 output_operand_lossage().
731 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
733 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
734 the unused code for reduction without adjust-in-epilog to simplify the
737 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
739 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
740 (S390_TDC_NEGATIVE_ZERO): New constant.
741 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
742 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
743 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
744 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
745 (S390_TDC_POSITIVE_INFINITY): New constant.
746 (S390_TDC_NEGATIVE_INFINITY): New constant.
747 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
748 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
749 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
750 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
751 (S390_TDC_INFINITY): New constant.
752 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
753 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
754 optimization for UNSPEC_CCZ_TO_INT.
755 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
756 ("*ccz_to_int"): New insn.
757 ("isinf<mode>2"): New insn.
758 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
759 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
760 (UNSPEC_CCZ_TO_INT): New constant.
762 2007-04-18 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/19431
765 PR tree-optimization/21463
766 * tree-pass.h (pass_phiprop): Declare.
767 * passes.c (init_optimization_passes): New phiprop pass.
768 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
769 (phivn_valid_p): New helper function.
770 (phiprop_insert_phi): Likewise.
771 (propagate_with_phi): Likewise.
772 (tree_ssa_phiprop): New propagator propagating loads
773 through phi nodes if profitable.
775 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
777 * tree-vect-analyze.c (process_use): New function.
778 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
779 Check phis in all bbs.
780 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
783 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
785 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
788 2007-04-17 Anatoly Sokolov <aesok@post.ru>
791 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
794 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
796 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
798 (sse_vmmulv4sf3): Likewise.
799 (sse2_vmaddv2df3): Likewise.
800 (sse2_vmmulv2df3): Likewise.
802 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
804 PR rtl-optimization/31360
805 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
806 (target_reg_cost): New.
807 (init_set_costs): Initialize target_reg_cost. Add comments
808 regarding the rationale of the costs.
809 (global_cost_for_size): Renamed to...
810 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
811 of register pressure.
812 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
813 estimate_reg_pressure_cost. Add number of ivs.
814 (determine_set_costs): Dump target_reg_cost.
815 * loop-invariant.c (gain_for_invariant): Use
816 estimate_reg_pressure_cost. Removed n_inv_uses argument.
817 (best_gain_for_invariant, find_invariants_to_move): Remove
819 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
820 (target_reg_cost): Declare.
821 (global_cost_for_size): Declaration removed.
822 (estimate_reg_pressure_cost): Declare.
824 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
826 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
827 regnos into even/odd register pairs.
828 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
829 TDmode similar to the other floating point modes.
830 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
831 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
833 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
834 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
835 (movdd_hardfloat64): Use TARGET_MFPGPR.
837 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
839 * reload1.c (delete_output_reload): Don't count output in n_inherited.
842 2005-01-05 Richard Henderson <rth@redhat.com>
844 * reload1.c (do_input_reload): Restrict the optimization deleteing
845 a previous output reload to RELOAD_FOR_INPUT.
847 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
849 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
851 (vectorizable_induction): New function declaration.
852 * tree-vect-transform.c (get_initial_def_for_induction): No need to
853 check if already vectorized. Find first place in BB where new stmts
854 can be inserted. Takes only one argument.
855 (vectorizable_induction): New function.
856 (vect_transform_stmt): Add case for induc_vec_info_type to call
857 vectorizable_induction.
858 (vect_transform_loop): Consider phis for vectorization.
859 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
861 (analyze_operations): Call vectorizable_induction when analyzing phis.
863 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
864 (vect_mark_relevant): Include phis in relevance analysis.
865 (vect_mark_stmts_to_be_vectorize): Likewise.
866 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
868 2007-04-16 Lawrence Crowl <crowl@google.com>
870 * doc/invoke.texi (Debugging Options): Add documentation for the
871 -femit-struct-debug options -femit-struct-debug-baseonly,
872 -femit-struct-debug-reduced, and
873 -femit-struct-debug-detailed[=...].
875 * c-opts.c (c_common_handle_option): Add
876 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
877 and OPT_femit_struct_debug_detailed_.
878 * c.opt: Add specifications for
879 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
880 and -femit-struct-debug-detailed[=...].
881 * opts.c (set_struct_debug_option): Parse the
882 -femit-struct-debug-... options.
883 * opts.c (matches_main_base, main_input_basename,
884 main_input_baselength, base_of_path, matches_main_base): Add
885 variables and functions to compare header base name to compilation
887 * opts.c (should_emit_struct_debug): Add to determine to emit a
888 structure based on the option.
889 (dump_struct_debug) Also disabled function to debug this
891 * opts.c (handle_options): Save the base name of the
894 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
895 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
896 This hook indicates if a type is generic. Set it by default
898 * langhooks.h (struct lang_hooks_for_types): Add a new hook
899 to determine if a struct type is generic or not.
900 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
901 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
902 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
905 * flags.h (enum debug_info_usage): Add an enumeration to describe
906 a program's use of a structure type.
907 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
908 to indicate the program's usage of the type. Filter structs based
909 on the -femit-struct-debug-... specification.
910 (gen_type_die): Split into two routines, gen_type_die and
911 gen_type_die_with_usage. gen_type_die is now a wrapper
912 that assumes direct usage.
913 (gen_type_die_with_usage): Replace calls to gen_type_die
914 with gen_type_die_with_usage adding the program usage of
916 (dwarf2out_imported_module_or_decl): Suppress struct debug
917 information using should_emit_struct_debug when appropriate.
919 2007-04-16 Ian Lance Taylor <iant@google.com>
921 PR tree-optimization/31522
922 * tree-vrp.c (vr_phi_edge_counts): New static variable.
923 (vrp_initialize): Allocate vr_phi_edge_counts.
924 (vrp_visit_phi_node): Don't push to infinity if we saw a new
925 executable edge. Drop test for all constants.
926 (vrp_finalize): Free vrp_phi_edge_counts.
928 * doc/cpp.texi (Common Predefined Macros): Clarify description of
929 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
931 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
932 predecessors at head rather than tail.
934 2007-04-16 Matthias Klose <doko@debian.org>
936 * config/alpha/linux.h (CPP_SPEC): Define.
937 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
939 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
941 * function.h: Remove sequence_stack extern declaration.
943 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
945 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
947 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
950 2007-04-16 Anatoly Sokolov <aesok@post.ru>
952 * config/avr/avr.c (avr_arch_types): Rearranging array.
953 (enum avr_arch): Add.
954 (avr_mcu_types): Use avr_arch enumeration constants instead of
956 * config/avr/avr.h (LINK_SPEC): Simplify.
958 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
960 * config/m68k/m68k.c (m68k_libcall_value,
961 m68k_function_value): Use macros for register names more.
963 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
965 (M68K_REGNAME): Use A6_REG.
966 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
968 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
971 * sched-int.h (struct deps): Split field 'pending_lists_length' into
972 'pending_read_list_length' and 'pending_write_list_length'. Update
974 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
975 to handle two length counters instead of one. Update all uses.
976 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
977 two length counters instead of one.
978 * sched-rgn.c (propagate_deps): Update to handle two length counters
981 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
985 copy of source, pass it to ix86_expand_vector_set and return
988 2007-04-16 David Ung <davidu@mips.com>
989 Joseph Myers <joseph@codesourcery.com>
991 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
992 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
993 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
994 Add 74K processor information.
995 * config/mips/mips.md: Include 74k.md.
996 (cpu): Add 74kc,74kf,74kx.
997 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
998 * config/mips/74k.md: New.
999 * doc/invoke.texi (MIPS Options): Document 74K support.
1001 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1003 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1004 vectorizable_* functions.
1005 * tree-vect-transform.c (vectorizable_call): Add check for
1006 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1007 (vectorizable_store): likewise.
1008 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1010 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1011 (vectorizable_type_promotion, vectorizable_load): Likewise.
1012 (vectorizable_live_operation, vectorizable_condition): Likewise.
1013 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1015 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1017 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1019 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1020 register numbers more.
1021 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1022 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1023 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1024 FUNCTION_VALUE_REGNO_P): Likewise.
1025 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1026 STATIC_CHAIN_REGNUM): Likewise.
1027 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1028 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1029 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1030 * config/m68k/m68k.md (FP_REG): New.
1032 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1034 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1037 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1039 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1040 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1043 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1045 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1048 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1051 * c-decl.c (finish_decl): Grab the type of the decl after the call
1052 to store_init_value.
1054 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1056 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1058 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1061 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1062 post dominators and cleanup cfg before returning.
1064 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1066 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1067 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1069 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1071 * config.gcc: Recognize fido.
1072 * config/m68k/m68k-devices.def (fidoa): New.
1073 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1075 (FL_FIDOA, TARGET_FIDOA): New.
1076 * config/m68k/m68k.opt (mfidoa): New.
1078 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1081 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1082 when a personality function is used.
1084 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1086 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1088 2007-04-13 Mike Stump <mrs@apple.com>
1090 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1092 * config/darwin.opt (fapple-kext): Make C++ only.
1093 * config/darwin.c (darwin_override_options): Remove code to ensure
1094 -fapple-kext is given for C++ only.
1096 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1098 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1099 * config/mips/mips.c (override_options): Call
1100 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1102 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386.opt (msvr3-shlib): Removed.
1106 * doc/invoke.texi: Remove -msvr3-shlib.
1108 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1110 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1111 with "popcnt" instruction.
1113 2007-04-13 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/21258
1116 * tree-vrp.c (compare_case_labels): New helper.
1117 (find_switch_asserts): New function.
1118 (find_assert_locations): Call it for SWITCH_EXPRs.
1120 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1123 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1124 check is now implied in X87_FLOAT_MODE_P.
1125 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1126 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1127 (fix_trunc<mode>_i386_fisttp): Ditto.
1128 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1129 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1130 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1131 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1132 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1133 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1134 (unnamed_splitters): Ditto.
1135 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1136 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1137 FIRST_SSE_REG for local functions when SSE math is enabled or
1138 for functions with sseregparm attribute.
1139 (standard_80387_constant_p): Return -1 if mode is not
1141 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1142 (ix86_expand_compare): Ditto.
1143 (ix86_expand_carry_flag_compare): Ditto.
1144 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1145 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1146 DECIMAL_FLOAT_MODE_P.
1147 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1148 of SCALAR_FLOAT_MODE_P.
1149 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1150 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1151 checks before FLOAT_MODE_P.
1152 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1153 before FLOAT_MODE_P.
1158 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1160 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1161 Charles Wilson <libtool@cwilson.fastmail.fm>
1163 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1164 (libgcc.mvars): Don't depend on them.
1165 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1166 * exec-tool.in: New.
1168 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1170 * doc/invoke.text (--help): Document --help=common.
1172 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1174 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1178 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1179 * genemit.c (main): Emit #include "integrate.h".
1180 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1181 (LOADGP_RTP): New mips_loadgp_style.
1182 * config/mips/mips.h: Include config/vxworks-dummy.h.
1183 (TARGET_RTP_PIC): New macro.
1184 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1185 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1186 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1188 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1189 -mvxworks-pic when using -mrtp and a PIC option.
1190 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1192 (mips_symbolic_constant_p, mips_symbolic_address_p)
1193 (mips_symbol_insns): Handle SYMBOL_HALF.
1194 (override_options): Warn about -G and -mrtp being used together.
1195 Initialize mips_lo_relocs[SYMBOL_HALF].
1196 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1197 (mips_emit_loadgp): Handle LOADGP_RTP.
1198 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1199 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1200 (tablejump): Handle function-relative case table entries if
1202 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1204 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1206 * config/mips/mips.md (load_call<mode>): Allow any general register.
1208 (sibcall_value_internal, sibcall_value_multiple_internal)
1209 (call_value_internal, call_value_split, call_value_multiple_internal)
1210 (call_value_multiple_split): Remove constraints from operand 0.
1212 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1214 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1215 rather than loadgp_noshared.
1216 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1217 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1219 * config/mips/mips.md (loadgp): Rename to...
1220 (loadgp_newabi): ...this.
1221 (loadgp_noshared): Rename to...
1222 (loadgp_absolute): ...this.
1224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1226 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1227 false for locally-binding symbols.
1228 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1230 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1232 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1233 (SYMBOL_GOT_PAGE_OFST): ...this.
1234 (SYMBOL_GOT_GLOBAL): Rename to...
1235 (SYMBOL_GOT_DISP): ...this.
1236 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1237 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1238 * config/mips/mips.c (mips_global_symbol_p): New function.
1239 (mips_symbol_binds_local_p): Likewise.
1240 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1241 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1242 and mips_symbol_binds_local_p.
1243 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1244 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1245 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1247 (mips_ok_for_lazy_binding_p): New function.
1248 (mips_load_call_address, mips_expand_call): Use it.
1249 (mips_dangerous_for_la25_p): Likewise.
1250 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1251 (*got_disp<mode>): Use got_disp_operand instead of
1252 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1253 SYMBOL_GOTOFF_GLOBAL.
1254 (*got_page<mode>): Use got_page_ofst_operand instead of
1256 * config/mips/predicates.md (const_call_insn_operand): Use
1257 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1258 (global_got_operand): Rename to...
1259 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1261 (local_got_operand): Rename to...
1262 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1263 of SYMBOL_GOT_LOCAL.
1265 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1267 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1268 TARGET_CALL_CLOBBERED_GP.
1269 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1270 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1271 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1272 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1273 of TARGET_ABICALLS && !TARGET_NEWABI.
1274 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1275 * config/mips/mips.c (mips_load_call_address): Check
1276 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1277 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1278 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1279 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1280 TARGET_ABICALLS && TARGET_NEWABI.
1281 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1283 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1284 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1285 TARGET_ABICALLS && TARGET_NEWABI.
1286 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1287 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1288 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1289 whether indirect calls must use $25.
1290 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1292 * config/mips/mips.md (jal_macro): Check flag_pic and
1293 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1294 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1295 instead of TARGET_ABICALLS.
1296 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1297 TARGET_ABICALLS && TARGET_OLDABI.
1298 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1299 (sibcall): In the comment above the define_insn, mention
1300 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1301 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1302 instead of TARGET_ABICALLS.
1304 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1306 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1307 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1308 (MACFLAGS_MATCH_P): New macro.
1309 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1310 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1311 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1312 the other MACFLAG constants.
1313 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1314 (flag_machi): Tighten constraints. Renumber some of the operands.
1315 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1317 (flag_machi_parts_acconly): New pattern.
1318 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1320 (flag_macinit1hi): Tighten constraints.
1321 (flag_mul_macv2hi_parts_acconly): New pattern.
1323 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1324 Use a more efficient implementation.
1325 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1326 inline sequences when not optimizing for size.
1328 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1329 movhi_high2low): Delete, merge functionality into...
1330 (packv2hi): ... this pattern.
1332 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1333 * config/bfin/bfin.opt (msim): New option.
1334 (mcpu=): New option.
1335 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1336 (bfin_cpu_t): Typedef of enum bfin_cpu.
1337 (bfin_cpu_type): New declaration.
1338 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1339 -msim and -mcpu= options.
1340 (LIB_SPEC): Likewise.
1341 * config/bfin/bfin.c (bfin_cpu_type): Define.
1342 (bfin_handle_option): Handle -mcpu= option.
1343 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1344 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1345 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1347 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1349 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1350 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1351 (powerpc-wrs-vxworksae): Use ${tm_file}.
1352 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1353 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1354 * config/i386/vx-common.h: New file.
1356 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1358 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1361 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1363 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1366 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1370 * c-common.c (c_build_qualified_type): Set canonical type
1373 2007-04-12 Richard Guenther <rguenther@suse.de>
1375 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1376 lower bound and element size if lower bound is not zero
1377 or either of the ARRAY_REF operands is set.
1379 2007-04-12 Richard Guenther <rguenther@suse.de>
1381 PR tree-optimization/24689
1382 PR tree-optimization/31307
1383 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1385 * gimplify.c (canonicalize_addr_expr): To be consistent with
1386 gimplify_compound_lval only set operands two and three of
1387 ARRAY_REFs if they are not gimple_min_invariant. This makes
1388 it never at this place.
1389 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1391 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1393 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1394 null before emitting a .nsubspa directive.
1396 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1398 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1399 need_to_partition_p if there are no memory statements in the
1402 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1404 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1405 (gcd_of_steps_may_divide_p): New function.
1406 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1408 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1410 * reload.c (find_reloads_toplev, find_reloads_address,
1411 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1412 not a pointer equality test, to decide if we need to call
1413 push_reg_equiv_alt_mem.
1415 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1417 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1418 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1419 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1421 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1423 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1424 vector to be positive.
1426 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1430 * doc/invoke.texi: Document --params max-aliased-vops and
1432 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1433 debug_memory_partitions): Move to tree-flow.h
1434 * params.h (AVG_ALIASED_VOPS): Define.
1435 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1437 (mp_info_t): Likewise.
1438 (get_mem_sym_stats_for): New.
1439 (set_memory_partition): Move from tree-flow-inline.h.
1440 (mark_non_addressable): Only clear the set of symbols for the
1441 partition if it exists.
1442 (dump_memory_partitions): Move from tree-ssa-operands.c
1443 (debug_memory_partitions): Likewise.
1444 (need_to_partition_p): New.
1445 (dump_mem_ref_stats): New.
1446 (debug_mem_ref_stats): New.
1447 (dump_mem_sym_stats): New.
1448 (debug_mem_sym_stats): New.
1449 (update_mem_sym_stats_from_stmt): New.
1450 (compare_mp_info_entries): New.
1451 (mp_info_cmp): Call it.
1452 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1454 (get_mpt_for): Move from tree-ssa-operands.c.
1455 (find_partition_for): New.
1456 (create_partition_for): Remove.
1457 (estimate_vop_reduction): New.
1458 (update_reference_counts): New.
1459 (build_mp_info): New.
1460 (compute_memory_partitions): Refactor.
1461 Document new heuristic.
1462 Call build_mp_info, update_reference_counts,
1463 find_partition_for and estimate_vop_reduction.
1464 (compute_may_aliases): Populate virtual operands before
1465 calling debugging dumps.
1466 (delete_mem_sym_stats): New.
1467 (delete_mem_ref_stats): New.
1468 (init_mem_ref_stats): New.
1469 (init_alias_info): Call it.
1470 (maybe_create_global_var): Remove alias_info argument.
1471 Get number of call sites and number of pure/const call sites
1472 from gimple_mem_ref_stats().
1473 (dump_alias_info): Call dump_memory_partitions first.
1474 (dump_points_to_info_for): Show how many times a pointer has
1476 * opts.c (decode_options): For -O2 set --param
1477 max-aliased-vops to 500.
1478 For -O3 set --param max-aliased-vops to 1000 and --param
1479 avg-aliased-vops to 3.
1480 * fortran/options.c (gfc_init_options): Remove assignment to
1482 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1483 * tree-dfa.c (dump_variable): Dump memory reference
1485 Dump NO_ALIAS* settings.
1486 (referenced_var_lookup): Tidy.
1487 (mem_sym_stats): New.
1488 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1489 and ORIG are different SSA names for a memory partition.
1490 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1491 * tree-flow.h (struct mem_sym_stats_d): Define.
1492 (mem_sym_stats_t): Define.
1493 (struct mem_ref_stats_d): Define.
1494 (struct gimple_df): Add field mem_ref_stats.
1495 (enum noalias_state): Define.
1496 (struct var_ann_d): Add bitfield noalias_state.
1497 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1498 debug_mem_ref_stats, debug_memory_partitions,
1499 debug_mem_sym_stats): Declare.
1500 * tree-ssa-structalias.c (update_alias_info): Update call
1501 sites, pure/const call sites and asm sites in structure
1502 returned by gimple_mem_ref_stats.
1503 Remove local variable IS_POTENTIAL_DEREF.
1504 Increase NUM_DEREFS if the memory expression is a potential
1506 Call update_mem_sym_stats_from_stmt.
1507 If the memory references memory, call
1508 update_mem_sym_stats_from_stmt for all the direct memory
1509 symbol references found.
1510 (intra_create_variable_infos): Set noalias_state field for
1511 pointer arguments according to the value of
1512 flag_argument_noalias.
1513 * tree-ssa-structalias.h (struct alias_info): Remove fields
1514 num_calls_found and num_pure_const_calls_found.
1515 (update_mem_sym_stats_from_stmt): Declare.
1516 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1517 Set default value to 100.
1518 (PARAM_AVG_ALIASED_VOPS): Define.
1520 2007-04-11 Richard Guenther <rguenther@suse.de>
1523 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1524 a * -b + c as c - a * b if we honor sign dependent rounding.
1526 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1528 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1530 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1531 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1533 (initialize_trampoline): Don't use old-style function definition.
1534 (bfin_secondary_reload): Mark IN_P argument as unused.
1536 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1538 PR tree-optimization/31343
1539 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1540 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1541 * testsuite/gcc.dg/vect/pr31343.c: New.
1543 2007-04-10 Eric Christopher <echristo@apple.com>
1545 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1546 * config/i386/i386.md (*cmpfp0): Use.
1547 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1548 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1549 (fix_trunc<mode>_i386_fisttp): Ditto.
1550 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1551 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1552 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1553 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1554 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1555 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1556 (unnamed_splitters): Ditto.
1557 * config/i386/i386.c (output_fix_trunc): Assert that
1558 we're not being passed a TFmode operand.
1560 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1562 PR tree-optimization/31526
1563 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1564 n_basic_blocks to find newly added blocks.
1566 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1568 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1570 (fix_trunc<mode>si_sse): Ditto.
1571 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1572 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1573 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1574 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1575 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1576 expander using SSEMODEF mode macro.
1577 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1578 expander using SSEMODEF mode macro.
1579 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1580 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1581 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1582 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1583 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1584 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1585 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1586 Macroize insn using X87MODEF mode macro.
1588 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1590 * config/i386/sse.md (sse2_pinsrw): Removed.
1591 (sse2_pextrw): Renamed to ...
1592 (*sse2_pextrw): This.
1594 2007-04-09 Jan Hubicka <jh@suse.cz>
1597 * config/i386/sse.md
1598 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1599 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1600 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1601 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1603 2007-04-09 Jan Hubicka <jh@suse.cz>
1605 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1606 multiple fields of union.
1608 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1610 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1611 (create_preheaders): Check that loops are available.
1612 (fix_loop_structure): Clean up, improve comments.
1613 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1614 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1616 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1617 * predict.c (tree_estimate_probability): Do not call
1618 calculate_dominance_info. Call create_preheaders.
1619 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1620 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1622 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1623 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1624 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1625 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1628 2007-04-08 Jan Hubicka <jh@suse.cz>
1630 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1631 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1632 * fold-const.c (fold_unary): Use it.
1634 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1636 * varasm.c (assemble_variable): Remove call to
1637 lang_hooks.decls.prepare_assemble_variable.
1638 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1639 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1640 * langhooks.h (lang_hooks_for_decls): Remove
1641 prepare_assemble_variable.
1643 2007-04-08 Mike Stump <mrs@apple.com>
1645 * config/i386/i386.c: Use inc/dec on Core2.
1647 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1649 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1650 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1651 lhd_tree_inlining_end_inlining): Remove.
1652 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1653 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1655 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1656 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1657 lhd_tree_inlining_end_inlining): Remove prototypes.
1658 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1659 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1660 LANG_HOOKS_TREE_INLINING_START_INLINING,
1661 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1663 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1666 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1669 * config/avr/predicates.md (io_address_operand): Delete predicate.
1670 (low_io_address_operand): Don't use 'mode' argument.
1671 (higth_io_address_operand): Rename ...
1672 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1673 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1676 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1678 Revert change removing staticp.
1680 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1683 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1686 2007-04-07 Bruce Korb <bkorb@gnu.org>
1688 * c.opt: Add -Wformat-contains-nul.
1689 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1691 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1692 the NUL byte warning.
1694 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1696 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1698 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1700 * tree.c (staticp): No longer use staticp langhook.
1701 * langhooks.c (lhd_staticp): Removed.
1702 * langhooks.h (struct lang_hooks): Remove staticp.
1703 * c-common.c (c_staticp): Remove.
1704 * c-common.h (c_staticp): Ditto.
1705 * langhooks-defs.h (lhd_staticp): Ditto.
1706 (LHD_HOOKS_STATICP): Ditto
1707 * tree.h (gcc_assert_lowered): New macro.
1709 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1711 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1712 argument "reliable".
1713 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1714 Add argument "reliable". Propagate it through calls.
1715 (infer_loop_bounds_from_undefined): Derive number of iterations
1716 estimates from references in blocks that do not dominate loop latch.
1717 (gcov_type_to_double_int): New function.
1718 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1719 and expected_loop_iterations_unbounded.
1720 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1721 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1722 * tree-data-ref.c (estimated_loop_iterations): Export.
1723 (get_references_in_stmt): Fix -- do not return addresses of local
1725 * cfgloop.h (expected_loop_iterations_unbounded,
1726 estimated_loop_iterations): Declare.
1728 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1730 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1732 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1734 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1735 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1736 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1737 Use output_387_reg_move().
1738 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1739 expander using X87MODEF12 mode macro.
1740 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1741 choosing register preferences. Use output_387_reg_move().
1742 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1743 instead of "x". Use output_387_reg_move().
1744 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1745 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1746 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1747 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1748 Use output_387_reg_move().
1749 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1751 (*truncxf?f_i387 splitter): Ditto.
1753 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1755 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1756 LANG_HOOKS_SAFE_FROM_P.
1757 * expr.c (safe_from_p): Remove langhook call.
1758 * langhooks.h (lang_hooks): Remove safe_from_p.
1759 (lhd_safe_from_p): Remove prototype.
1760 * langhooks.c (lhd_safe_from_p): Remove.
1762 2007-04-06 Jan Hubicka <jh@suse.cz>
1764 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1767 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1770 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1771 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1772 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1774 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1775 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1777 2007-04-05 Richard Henderson <rth@redhat.com>
1779 * config/alpha/alpha.c (print_operand) [+]: Remove.
1780 (alpha_end_function): Print nop if call at end of function.
1781 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1782 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1783 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1784 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1785 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1786 the call pattern. Update peepholes to match.
1788 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1790 * doc/extend.texi (Other Builtins): Add decimal float variants
1792 * builtins.def: Ditto.
1793 * builtins.c (expand_builtin): Ditto.
1795 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1796 H.J. Lu <hongjiu.lu@intel.com>
1799 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1800 of V8HImode when calling ix86_binary_operator_ok.
1801 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1802 (sdot_prodv8hi): Operands 1 and 2 must be register.
1804 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1806 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1807 initialize align to silence bogus warning.
1809 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1812 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1814 (struct sra_walk_fns): Remove use_all parameter from use.
1815 (sra_hash_tree): Handle BIT_FIELD_REFs.
1816 (sra_elt_hash): Don't hash bitfld blocks.
1817 (sra_elt_eq): Skip them in parent compares as well. Handle
1819 (sra_walk_expr): Don't maintain or pass down use_all_p.
1820 (scan_use): Remove use_all parameter.
1821 (scalarize_use): Likewise. Re-expand assignment to
1822 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1823 output, and re-scalarize after output. Don't mark anything
1825 (scalarize_ldst): Adjust.
1826 (scalarize_walk_gimple_modify_statement): Likewise.
1827 (build_element_name_1): Handle BIT_FIELD_REFs.
1828 (instantiate_element): Don't warn for any element whose parent
1830 (instantiate_missing_elements_1): Return the sra_elt.
1831 (canon_type_for_field): New.
1832 (try_instantiate_multiple_fields): New.
1833 (instantiate_missing_elemnts): Use them.
1834 (mark_no_warning): Removed.
1835 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1836 (REPLDUP, sra_build_elt_assignment): New.
1837 (generate_copy_inout): Use them.
1838 (generate_element_copy): Likewise. Handle bitfld differences.
1839 (generate_element_zero): Don't recurse for blocks. Use
1840 sra_build_elt_assignment.
1841 (generate_one_element_int): Take elt instead of var. Use
1842 sra_build_elt_assignment.
1843 (generate_element_init_1): Adjust.
1844 (scalarize_use, scalarize_copy): Use REPLDUP.
1845 (scalarize_ldst): Move assert before dereference.
1846 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1848 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1850 * regmove.c: Fix unused variable warnings due to previous commit.
1852 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1854 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1855 (regmove_bb_head): Remove.
1856 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1857 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1858 problems with fixup_match_1.
1859 Don't initialize/free regmove_bb_head.
1861 (reg_is_remote_constant_p): If an insn is in the same basic block
1862 but not before INSN, consider it remote, too.
1864 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1867 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1868 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1870 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1872 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1873 (CONDITIONAL_REGISTER_USAGE): Likewise.
1875 2007-04-04 Richard Henderson <rth@redhat.com>
1877 * config/alpha/lib1funcs.asm: Remove unused file.
1879 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1882 * opts.c (print_specific_help): Fix --help=<language>
1884 (common_handle_option): Support --help=common.
1886 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1889 * gcc.c (main): Do not run the linker if
1890 print_subprocess_help indicates that it shouldn't be
1893 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1896 * doc/invoke.texi (--help=): Document <languages> value, fix
1897 formatting in tables of values.
1899 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1901 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1902 dllimport attribute of virtual methods.
1904 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1906 * config/score/crti.asm: Change _bss_start to __bss_start.
1907 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1908 (OUTGOING_REG_PARM_STACK_SPACE) update.
1909 * config/score/score.opt: add options to make backend support
1910 score5, score5u, score7 and score7d.
1911 * config/score/score.md: Likewise.
1912 * config/score/misc.md: Likewise.
1913 * config/score/mac.md: Likewise.
1914 * doc/invoke.texi: Likewise.
1915 * doc/md.texi: update constraints define.
1917 2007-04-03 Richard Henderson <rth@redhat.com>
1919 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1920 an appropriate type, use the mode instead.
1922 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1924 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1925 Set the default --with-arch setting to mips2.
1926 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1927 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1928 (MULTILIB_OSDIRNAMES): Delete.
1929 (MULTILIB_DIRNAMES): Define.
1930 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1931 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1932 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1933 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1934 VXWORKS_OS_CPP_BUILTINS.
1935 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1936 (MIPS_DEBUGGING_INFO): Undefine.
1937 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1939 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1942 * fold-const.c (native_encode_real): Encode real.c provided longs
1943 as a series of 32-bit native integers.
1944 (native_interpret_real): Interpret buffer as a series of 32-bit
1947 2007-04-03 Richard Guenther <rguenther@suse.de>
1949 * genpreds.c (write_insn_constraint_len): Write function
1950 optimized for CONSTRAINT_LEN implementation.
1951 (write_tm_preds_h): Output insn_constraint_len inline and
1952 use it for CONSTRAINT_LEN.
1953 (write_insn_preds_c): Don't output insn_constraint_len.
1954 * doc/md.texi (define_register_constraint): Document multi-letter
1955 constraints shall have the same length if they start with the same
1958 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.md (isinf<mode>2): Expand only when
1962 TARGET_C99_FUNCTIONS is set.
1964 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1966 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1967 (x86_64-*-linux*): Ditto.
1968 * config/i386/i386.opt (mpc): New option.
1969 * config/i386/i386.c (overrride_options): Handle
1970 ix87_precision_string.
1971 * config/i386/crtprec.c: New file.
1972 * config/i386/t-crtpc: Ditto.
1973 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1975 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1976 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1977 crtprec32.o, crtprec64.o and crtprec80.o.
1979 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1981 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1983 2007-04-02 Eric Christopher <echristo@apple.com>
1985 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1986 limitations on darwin.
1988 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1991 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1993 2007-04-02 Dave Korn <dave.korn@artimi.com>
1995 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1997 2007-04-02 Dave Korn <dave.korn@artimi.com>
1999 * libgcc2.h (exception_descriptor): Don't forward-declare.
2000 (__get_eh_table_language, __get_eh_table_version): Delete
2001 prototypes of long-dead functions.
2003 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2005 * ebitmap.h: New file
2006 * ebitmap.c: New file
2007 * Makefile.in (ebitmap.o): New target.
2009 2007-04-01 Jan Hubicka <jh@suse.cz>
2011 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2012 before very first instruction.
2014 2007-04-01 Jan Hubicka <jh@suse.cz>
2016 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2017 waring on 64bit hosts.
2018 * bitmap.h: Fix typo in bitmap_head_def.
2020 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2022 PR rtl-optimization/31391
2023 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2024 into a DELETED_LABEL note, and the label is in an empty basic
2025 block, update BB_END as well as BB_HEAD.
2027 2007-04-01 Richard Henderson <rth@redhat.com>
2029 PR tree-optimization/31169
2030 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2031 to varying if the range is outside [0, prec-1].
2033 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2036 * config/mips/mips.md (load_const_gp): New insn.
2037 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2038 the MIPS16 GP pseudo register if no_new_pseudos.
2039 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2041 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2044 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2046 (call_value): Likewise.
2048 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2049 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2052 * doc/invoke.texi: (optimization options): Reword description
2053 of -ffast-math. Document its primary purpose.
2055 2007-03-31 Richard Guenther <rguenther@suse.de>
2057 * omp-low.c (splay-tree.h): Include.
2058 (lookup_decl): Replace splay-tree usage by pointer-map.
2059 (maybe_lookup_decl): Likewise.
2060 (new_omp_context): Likewise.
2061 (delete_omp_context): Likewise.
2062 * gimplify.c (splay-tree.h): Include.
2063 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2065 (remap_ssa_name): Likewise.
2066 (remap_decl): Likewise.
2067 (remap_type_1): Likewise.
2068 (remap_type): Likewise.
2069 (copy_body_r): Likewise.
2070 (expand_call_inline): Likewise.
2071 (clone_body): Likewise.
2072 (copy_tree_r): Likewise.
2073 (remap_save_expr): Likewise.
2074 (unsave_r): Likewise.
2075 (unsave_expr_now): Likewise.
2076 (tree_function_versioning): Likewise.
2077 (build_duplicate_type): Likewise.
2078 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2079 (struct copy_body_data): Replace splay-tree by pointer-map.
2080 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2081 not $(SPLAY_TREE_H).
2082 (gimplify.o): Depend on $(SPLAY_TREE_H).
2083 (omp-low.p): Likewise.
2085 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2087 * config/avr/predicates.md (even_register_operand,
2088 odd_register_operand): New predicates.
2089 * config/avr/avr.md (movw peephole2): New.
2090 (movw_r peephole2): New.
2092 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2094 * tree.h (get_signed_or_unsigned_type): New.
2095 * fold-const.c (operand_equal_for_comparison_p): Use
2096 get_signed_or_unsigned_type instead of
2097 lang_hooks.types.signed_or_unsigned_type.
2098 * expr.c (store_expr): Ditto.
2099 * langhooks.c (get_signed_or_unsigned_type): New.
2100 (lhd_signed_or_unsigned_type): New.
2101 * langhooks.h (lhd_signed_or_unsigned_type): New.
2102 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2104 2007-03-30 Richard Henderson <rth@redhat.com>
2106 * tree-ssa-loop-ivopts.c: Include target.h.
2107 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2108 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2109 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2110 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2112 2007-03-30 Richard Henderson <rth@redhat.com>
2113 Kai Tietz <kai.tietz@onevision.com>
2115 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2117 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2118 (TARGET_64BIT_MS_ABI): New.
2119 (DBX_REGISTER_NUMBER): Handle 64-bit.
2120 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2121 (LONG_TYPE_SIZE): Force to 32.
2122 (REG_PARM_STACK_SPACE): New.
2123 (OUTGOING_REG_PARM_STACK_SPACE): New.
2124 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2125 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2126 (STACK_BOUNDARY): Use 128 for 64-bit.
2127 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2128 Add 64-bit implementation.
2129 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2131 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2132 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2133 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2134 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2135 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2136 TARGET_64BIT_MS_ABI.
2137 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2138 (ix86_pass_by_reference): Likewise.
2139 (ix86_function_value_regno_p): Likewise.
2140 (ix86_build_builtin_va_list): Likewise.
2141 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2142 (function_arg_advance_ms_64): New.
2143 (function_arg_advance): Call it.
2144 (function_arg_ms_64): New.
2145 (function_arg): Call it.
2146 (function_value_ms_64): New.
2147 (ix86_function_value_1): Call it.
2148 (return_in_memory_ms_64): New.
2149 (ix86_return_in_memory): Call it.
2150 (setup_incoming_varargs_ms_64): New.
2151 (ix86_setup_incoming_varargs): Call it.
2152 (ix86_expand_prologue): Handle 64-bit stack probing.
2153 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2154 (output_pic_addr_const): Likewise.
2155 (x86_this_parameter): Likewise.
2156 (x86_output_mi_thunk): Likewise.
2157 (x86_function_profiler): Likewise.
2158 (TARGET_STRICT_ARGUMENT_NAMING): New.
2159 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2160 (TARGET_64BIT_MS_ABI): New.
2161 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2162 * config/i386/i386.md (allocate_stack_worker): Remove.
2163 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2164 describe the clobber of eax without a match_scratch.
2165 (allocate_stack_worker_postreload): Remove.
2166 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2167 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2168 (allocate_stack_worker_rex64_postreload): Remove.
2169 (allocate_stack): Handle 64-bit.
2170 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2171 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2172 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2173 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2174 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2175 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2176 * config.build (x86_64-*-mingw*): New host.
2177 * config.host (x86_64-*-mingw*): New host.
2178 * config.gcc (x86_64-*-mingw*): New target.
2179 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2181 2007-03-30 Richard Henderson <rth@redhat.com>
2182 Kai Tietz <kai.tietz@onevision.com>
2184 * c-pragma.c (struct def_pragma_macro_value): New.
2185 (struct def_pragma_macro): New.
2186 (pushed_macro_table): New.
2187 (dpm_hash, dpm_eq): New.
2188 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2189 (init_pragma): Install them.
2190 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2192 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2194 * config/avr/avr.c (avr_override_options): Clear
2195 'flag_delete_null_pointer_checks'.
2197 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2200 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2201 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2202 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2203 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2204 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2205 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2206 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2208 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2210 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2212 * regmove.c: Move all of pass_stack_adjustments from here...
2213 * combine-stack-adj.c: ...to this new file.
2214 * Makefile.in: Add rules for combine-stack-adj.o.
2216 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2218 PR tree-optimization/31383
2219 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2220 to have the same length.
2222 2007-03-30 Jan Hubicka <jh@suse.cz>
2225 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2226 availablility; add more sanity checking; ask varpool only about
2229 2007-03-29 Richard Henderson <rth@redhat.com>
2231 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2232 to decide, but __SIZEOF_LONG_LONG__.
2234 2007-03-29 Richard Henderson <rth@redhat.com>
2236 * emutls.c (struct __emutls_array): New.
2237 (emutls_destroy): Use it instead of casting element 0 from void*.
2238 (__emutls_get_address): Likewise.
2240 2007-03-29 Richard Henderson <rth@redhat.com>
2242 * varasm.c (initializer_constant_valid_p): Don't deny
2243 DECL_DLLIMPORT_P on functions.
2245 * config/i386/cygming.h: Remove function declarations.
2246 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2247 (ASM_OUTPUT_LABELREF): Remove.
2248 (COMMON_ASM_OP): Remove.
2249 (ASM_OUTPUT_COMMON): Remove.
2250 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2251 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2252 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2253 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2254 Rename from TARGET_ENCODE_SECTION_INFO.
2255 * config/i386/netware.h: Likewise.
2256 * config/i386/i386-protos.h: Update.
2257 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2258 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2259 (legitimate_constant_p): Reject dllimports.
2260 (dllimport_map, get_dllimport_decl): New.
2261 (legitimize_dllimport_symbol): New.
2262 (legitimize_address, ix86_expand_move): Use it.
2263 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2264 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2265 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2266 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2267 * config/i386/predicates.md (constant_call_address_operand): Only
2268 accept symbols; reject dllimport_p symbols.
2269 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2270 i386_pe_maybe_record_exported_symbol.
2271 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2272 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2273 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2274 trust the setting of DECL_DLLIMPORT_P.
2275 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2276 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2277 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2278 tidy the argument scanning loop.
2279 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2280 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2281 (i386_pe_strip_name_encoding): Remove.
2282 (i386_pe_binds_local_p): New.
2283 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2284 (i386_pe_output_labelref): Remove.
2285 (i386_pe_asm_output_aligned_decl_common): New.
2286 (i386_pe_maybe_record_exported_symbol): Rename from
2287 i386_pe_record_exported_symbol; check for dllexported symbols.
2289 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2291 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2292 add comment explaining why vsnprintf cannot be used.
2294 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2296 PR tree-optimization/30666
2297 * tree.c (build_complex_type): When creating type names for DWARF2
2298 debug info, create TYPE_DECLs for TYPE_NAME instead of
2300 (build_common_tree_nodes_2): Use build_complex_type when building
2301 predefined complex types, to preserve canonical types.
2303 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2305 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2306 (noce_get_alt_condition): Look at it to determine whether to
2307 reverse the condition or not.
2308 (noce_get_condition): Substitute the truth for lies.
2309 (noce_find_if_block): Set the then_else_reversed field.
2311 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2313 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2314 destination of this insn.
2315 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2316 than calling gen_rtx_SET directly. Use r0 to hold the value of
2317 'address + 4' rather than a stack based temporary which can be
2320 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2322 * config/s390/s390.c (s390_secondary_input_reload_class,
2323 s390_secondary_output_reload_class): Functions removed.
2324 (s390_secondary_reload): New function.
2325 (TARGET_SECONDARY_RELOAD): Target macro defined.
2326 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2327 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2328 * config/s390/s390.md ("reload_outti", "reload_outdi",
2329 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2330 "reload_out<mode>"): Expanders removed.
2331 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2332 "reload<mode>_nonoffmem_out"): Expanders added.
2334 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2336 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2337 SRC->DEST replacement failed anyway.
2339 2007-03-28 Mike Stump <mrs@apple.com>
2341 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2342 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2343 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2345 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2347 * config.gcc: Accept barcelona as a variant of amdfam10.
2348 * config/i386/i386.c (override_options): Likewise.
2349 * doc/invoke.texi: Likewise.
2351 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2353 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2354 offsets for BIT_FIELD_REF and COMPONENT_REF.
2356 2007-03-28 Richard Guenther <rguenther@suse.de>
2358 * tree.c (is_global_var): Move ...
2359 * tree-flow-inline.h (is_global_var): ... here.
2360 * tree.h (is_global_var): Remove declaration.
2362 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2366 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2367 * config/i386/i386.c (ix86_tune_features): Initialize new
2369 * config/i386/predicates.md (promotable_binary_operator): Use
2370 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2372 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2375 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2377 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2379 * config/fr30/fr30.md (movsi_internal): Change destination
2380 constraint from m to V and add m to the end.
2382 2007-03-28 Christian Bruel <christian.bruel@st.com>
2384 * config/sh/sh.md (movsi_i): Fix type attribute.
2386 2007-03-28 Christian Bruel <christian.bruel@st.com>
2388 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2389 (movsf_ie): Likewise.
2391 2007-03-28 Christian Bruel <christian.bruel@st.com>
2393 * config.gcc: Add sh4-300 to multilib.
2394 * config/sh/t-mlib-sh4-300: New file.
2396 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2398 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2399 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2401 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2402 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2403 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2404 "fixuns_trunctddi2"): Whitespace fix.
2406 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2408 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2409 the definition of struct sh_args.
2410 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2411 CALL_COOKIE_INT_REG_GET): Likewise.
2413 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2415 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2416 transformations are applied successfully.
2418 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2420 * tree.c (tree_contains_struct): Permit 512 tree codes.
2421 * tree.h (tree_contains_struct): Ditto.
2422 (MAX_TREE_CODES): Ditto.
2423 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2424 SPARE member to store remaining padding bits.
2426 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2428 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2431 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2433 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2434 * configure: Regenerate.
2436 * configure: Regenerate using the correct version of autoconf.
2438 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2440 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2442 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2443 regs to "__SP_L__" and "__SP_H__".
2445 2007-03-27 Richard Guenther <rguenther@suse.de>
2447 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2448 computations with it with a HOST_WIDE_INT variable.
2450 2007-03-26 Mike Stump <mrs@apple.com>
2452 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2453 objective-c-header, objective-c++-header and objc++-cpp-output
2455 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2457 2007-03-26 Richard Henderson <rth@redhat.com>
2460 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2461 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2462 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2463 IX86_BUILTIN_PSRLQ128): New.
2464 (ix86_init_mmx_sse_builtins): Add them.
2465 (ix86_expand_builtin): Expand them.
2466 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2467 operand 2 be TImode.
2468 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2469 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2470 _mm_srli_epi64): Mark __B const.
2471 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2472 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2473 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2474 new two-vector shift builtins.
2476 2007-03-26 Ian Lance Taylor <iant@google.com>
2478 PR tree-optimization/31345
2479 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2480 [+INF, +INF(OVF)] into VARYING.
2482 2007-03-26 Zack Weinberg <zackw@panix.com>
2484 * gengtype-parse.c: New file.
2485 * gengtype-yacc.y: Delete.
2486 * gengtype-lex.l: Don't include gengtype-yacc.h.
2487 Define YY_DECL and yyterminate appropriately for recursive
2488 descent parser. yylval is now a string out-parameter to yylex.
2489 (HWS, EOID): New shorthand.
2490 (IWORD): Add a couple more types.
2491 (yylex): Add a setup stanza. Remove the complex rules for
2492 detecting GTY'ed types and typedefs; replace with simple
2493 keyword detectors. Adjust everything for the changed
2494 definition of yylval. Ignore all pp-directives, not just #define.
2496 (parse_file): Rename yybegin; do not call yyparse.
2498 * gengtype.c (xasprintf): Export again.
2499 (this_file): New. Use everywhere __FILE__ was being used.
2500 (get_lang_bitmap): Special case types defined in gengtype.c.
2501 (do_typedef, new_structure): Suppress definition of certain types.
2502 (new_structure): Improve diagnostics of duplicate definitions.
2503 Make sure location_s is associated with input.h.
2504 (nreverse_pairs, define_location_structures): New functions.
2505 (main): Improve tagging of kludge types. Remove old kludges
2506 for input.h types; use define_location_structures.
2507 * gengtype.h: Update prototypes. Define token codes here.
2508 * Makefile.in: Remove all references to gengtype-yacc.
2509 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2511 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2512 add GTY((skip)) to the field that's only conditionally there.
2513 * doc/install.texi: Document that Bison is no longer required
2514 unless building treelang.
2516 * gengtype.c: Don't include gtyp-gen.h.
2517 (srcdir): Declare here.
2518 (base_files, lang_dir_names): Allocate dynamically.
2519 (gt_files, num_gt_files, num_lang_dirs): New globals.
2520 (measure_input_list, read_input_line, read_input_list)
2521 (set_lang_bitmap): New functions.
2522 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2523 simplify, relying on read_input_list to set up the bitmaps.
2524 (main): Arguments are no longer unused. Check for correct number
2525 of command line arguments, set srcdir and srcdir_len, then call
2526 read_input_list, before doing anything else. No need to worry
2527 about duplicates in main loop.
2528 * configure.ac: Simplify the calculation of all_gtfiles.
2529 Put language tags in there. Don't set or substitute
2530 all_gtfiles_files_langs or all_gtfiles_files_frags.
2531 * Makefile.in: Revamp the way gengtype is invoked, now that it
2532 takes a file on its command line with a much simpler format.
2533 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2534 (GTFILES): Remove duplicates and C source files.
2535 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2536 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2537 * configure: Regenerate.
2539 * gengtype.h: Remove all type definitions to gengtype.c; leave
2540 only definitions of options_p, type_p, and pair_p as opaque
2541 pointers. Update prototypes.
2542 * gengtype.c: Many type definitions moved here from gengtype.h.
2543 Consolidate type definitions at the top of the file.
2544 (xvasprintf): Delete.
2545 (xasprintf): Make static.
2546 (create_nested_pointer_option): Add 'next' parameter.
2547 (create_field_all, create_field_at): New functions.
2548 (create_field): Now a thin wrapper around create_field_all.
2549 (create_optional_field): Rename create_optional_field_ and add
2550 line argument. Original name is now a macro which supplies
2552 (oprintf): Use vsnprintf directly.
2553 (close_output_files): Use fatal rather than perror/exit.
2554 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2555 (main): Set progname. Don't use exit.
2556 * gengtype-yacc.y (struct_fields): Use create_field_at.
2557 (option, optionseqopt): Delete.
2558 (optionseq): Consolidate productions from option here so we
2559 can use the first argument to create_option.
2561 * gengtype-lex.l: Distinguish unions from structures in the
2562 token type. Don't call find_structure; return the tag as a string.
2563 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2564 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2565 Reorganize typedef_struct production accordingly.
2566 Use create_nested_ptr_option.
2567 * gengtype.c (create_nested_ptr_option): New function.
2568 * gengtype.h: Declare it.
2570 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2571 (string_type): Don't declare.
2572 (do_scalar_typedef): Declare.
2573 (create_scalar_type): Update prototype.
2574 * gengtype.c (string_type): Make static.
2575 (scalar_nonchar, scalar_char): New.
2576 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2577 (resolve_typedef): Use scalar_nonchar for error recovery.
2578 (create_scalar_type): Remove name_len field. Return scalar_char
2579 or scalar_nonchar as appropriate.
2580 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2582 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2584 (main): Initialize scalar_char and scalar_nonchar before calling
2586 * gengtype-lex.l: Adjust for removal of second argument to
2587 create_scalar_type. Use yylval.s instead of yylval.t when
2589 * gengtype-yacc.y: Type of SCALAR is string. Call
2590 create_scalar_type from type:SCALAR rule. Adjust for removal of
2591 second argument to create_scalar_type.
2593 * vec.h: Remove all #if IN_GENGTYPE blocks.
2594 Add comment saying that changes may require adjustments to gengtype.
2595 * gengtype.c: Don't include coretypes.h or tm.h.
2596 Add comment to inclusion of errors.h.
2597 (note_def_vec, note_def_vec_alloc): New functions.
2598 * gengtype.h: Declare new functions.
2599 * gengtype-lex.l: Don't include coretypes.h.
2600 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2602 (update_lineno): Remove unnecessary prototype.
2603 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2604 (VEC rule): Just return VEC_TOKEN.
2605 * gengtype-yacc.y (VEC_TOKEN): New token type.
2606 (type): Add a production for VEC(a,b).
2607 * Makefile.in: Update dependencies.
2609 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2610 typedefs that use the old PARAMS macro.
2612 * gengtype-lex.l: Remove all rules and states relating to yacc
2614 * gengtype-yacc.y: Similarly.
2615 * gengtype.c (note_yacc_type): Delete function.
2616 * gengtype.h: Update prototypes.
2618 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2620 * tree-pretty-print.c (dump_generic_node): Report precision of
2621 unnamed integer types.
2623 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2625 * ifcvt.c (noce_try_store_flag_constants): Don't check
2626 no_new_pseudos here.
2627 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2628 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2629 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2630 noce_try_sign_mask): Likewise.
2631 (if_convert): Check no_new_pseudos here.
2633 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2635 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2636 (noce_get_condition): Handle new then_else_reversed argument.
2637 (noce_init_if_info): Remove, fold into noce_find_if_block.
2638 (noce_process_if_block): Take a struct noce_if_info as the
2639 argument. Don't set up one based on ce_if_info. Update pointer
2640 references accordingly.
2641 (cond_move_process_if_block): Likewise.
2642 (process_if_block): Removed.
2643 (find_if_block): Removed. Move functionality two new functions,
2644 noce_find_if_block and cond_exec_find_if_block.
2645 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2646 blocks and the symmetric IF-ELSE-JOIN case.
2647 (cond_exec_find_if_block): Also new function mostly based on old
2648 find_if_block and process_if_block.
2649 (find_if_header): Replace find_if_block call with separately
2650 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2651 (find_cond_trap): Update noce_get_condition call.
2652 (dead_or_predicable): Likewise.
2654 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2656 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2658 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2659 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2660 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2661 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2662 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2663 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2664 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2665 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2666 __builtin_ia32_psrad128 builtins.
2668 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2670 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2671 * config/i386/constraints.md
2672 (define_constraint "I"): Use IN_RANGE macro.
2673 (define_constraint "J"): Ditto.
2674 (define_constraint "K"): Ditto.
2675 (define_constraint "M"): Ditto.
2676 (define_constraint "N"): Ditto.
2677 (define_constraint "O"): Ditto.
2678 * config/i386/predicates.md
2679 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2680 (define_predicate "const_0_to_3_operand"): Ditto.
2681 (define_predicate "const_0_to_7_operand"): Ditto.
2682 (define_predicate "const_0_to_15_operand"): Ditto.
2683 (define_predicate "const_0_to_63_operand"): Ditto.
2684 (define_predicate "const_0_to_255_operand"): Ditto.
2685 (define_predicate "const_1_to_31_operand"): Ditto.
2686 (define_predicate "const_2_to_3_operand"): Ditto.
2687 (define_predicate "const_4_to_7_operand"): Ditto.
2689 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2691 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2692 in SImode for save_world.
2693 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2696 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2698 PR tree-optimization/30784
2699 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2702 2007-03-25 Revital Eres <eres@il.ibm.com>
2704 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2705 Fold movement_possibility function into it.
2707 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2709 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2710 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2711 (call_indirect_nonlocal_darwin64): Same.
2712 (call_nonlocal_darwin64): Same.
2713 (call_value_indirect_nonlocal_darwin64): Same.
2714 (call_value_nonlocal_darwin64): Same.
2715 (sibcall_nonlocal_darwin64): Same.
2716 (sibcall_value_nonlocal_darwin64): Same.
2717 (sibcall_symbolic_64): Same.
2718 (sibcall_value_symbolic_64): Same.
2719 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2721 (rs6000_emit_load_toc_table): Same.
2722 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2723 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2729 (load_toc_v4_pic_si): Same
2730 (load_toc_v4_PIC_1): Same.
2731 (load_toc_v4_PIC_1b): Same.
2732 (call_indirect_aix{32,64}): Same.
2733 (call_value_indirect_aix{32,64}): Same.
2736 (call_local{32,64}): Same.
2737 (call_value_local{32,64}): Same.
2738 (call_indirect_nonlocal_aix{32,64}): Same.
2739 (call_nonlocal_aix{32,64}): Same.
2740 (call_value_indirect_nonlocal_aix{32,64}): Same.
2741 (call_value_nonlocal_aix{32,64}): Same.
2742 (call_indirect_nonlocal_sysv<mode>): Same.
2743 (call_nonlocal_sysv<mode>): Same.
2744 (call_value_indirect_nonlocal_sysv<mode>): Same.
2745 (call_value_nonlocal_sysv<mode>): Same.
2747 (sibcall_local{32,64}): Same.
2748 (sibcall_value_local{32,64}): Same.
2749 (sibcall_nonlocal_aix{32,64}): Same.
2750 (sibcall_value_nonlocal_aix{32,64}): Same.
2751 (sibcall_nonlocal_sysv<mode>): Same.
2752 (sibcall_value): Same.
2753 (sibcall_value_nonlocal_sysv<mode>): Same.
2755 2007-03-24 Paul Brook <paul@codesourcery.com>
2757 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2758 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2760 2007-03-24 Richard Henderson <rth@redhat.com>
2762 * config/ia64/constraints.md: New file.
2763 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2764 satisfies_constraint_?.
2765 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2766 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2767 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2768 ia64_output_mi_thunk): Likewise.
2769 (ia64_const_ok_for_letter_p): Remove.
2770 (ia64_const_double_ok_for_letter_p): Remove.
2771 (ia64_extra_constraint): Remove.
2772 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2773 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2774 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2775 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2776 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2777 EXTRA_MEMORY_CONSTRAINT): Remove.
2778 * config/ia64/ia64.md: Include constriants.md. Replace
2779 CONST_OK_FOR_? with satisfies_constraint_?.
2781 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2782 H.J. Lu <hongjiu.lu@intel.com>
2784 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2786 (name macros): Use DPD_BID_NAME to convert names properly.
2788 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2789 decimal floating point format.
2790 (init_floating_libfuncs): Change decimal functions so that they
2791 have a "bid_" prefix if the decimal system uses the BID format,
2792 and "dpd_" prefix if the decimal system uses the DPD format.
2793 (init_interclass_conv_libfuncs): Ditto.
2794 (init_intraclass_conv_libfuncs): Ditto.
2796 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2797 using the BID format.
2799 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2800 whether we are using the BID decimal format.
2801 * configure: Regenerate.
2803 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2804 the compiler has decimal floating point enabled. Define
2805 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2808 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2809 using the BID format.
2811 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2812 whether we are using the BID decimal format.
2813 * configure: Regenerate.
2815 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2816 the compiler has decimal floating point enabled. Define
2817 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2820 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2821 options, and that it is enabled for i386/x86_64 systems.
2823 * Makefile.in (enable_decimal_float): New.
2825 (DECNUMINC): Add -I$(DECNUMFMT).
2826 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2827 to $(DECNUMFMT) from $(DECNUM).
2829 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2830 Substitute enable_decimal_float.
2831 * configure: Regenerated.
2834 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2837 * configure.ac: Enable decimal float for x86_64-*-linux*.
2838 * configure: Regenerated.
2841 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2842 decimal128ClearSign to flip and clear the sign bit in decimal128.
2843 (decimal_real_maxval): Set decimal128SetSign to set the sign
2846 2007-03-23 Ian Lance Taylor <iant@google.com>
2848 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2850 2007-03-23 Ian Lance Taylor <iant@google.com>
2852 * tree-dump.c (dump_files): Correct comment.
2854 2007-03-23 Ian Lance Taylor <iant@google.com>
2856 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2858 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2860 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2861 in cfglayout mode. Don't go into and out of cfglayout mode.
2862 Link the blocks in the order of the constructed traces.
2863 (rest_of_handle_tracer): Adjust call to tracer.
2864 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2865 Don't go into cfglayout mode.
2866 (rtl_loop_done): Don't go out of cfglayout mode.
2867 * cfglayout.c (relink_block_chain): New function, split out from...
2868 (fixup_reorder_chain): ...here. Remove redundant checking.
2869 (cfg_layout_finalize): Don't clear the header, footer, and aux
2870 fields here, move the code to do so to relink_block_chain. Likewise
2871 for free_original_copy_tables.
2872 * rtl.h (tracer): Update prototype.
2873 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2874 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2875 mode. Use relink_block_chain to serialize the CFG according to the
2876 new basic block order. Move targetm.cannot_modify_jumps_p check from
2878 (gate_handle_reorder_blocks): ...to here.
2879 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2881 (gate_duplicate_computed_gotos): ...to here.
2882 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2883 something always changes when going into and out of cfglayout mode.
2884 Perform an expensive cfg cleanup while going into cfglayout mode.
2885 Always update liveness information on HAVE_conditional_execution
2886 targets. Reserialize the basic blocks and go out of cfglayout mode.
2887 * reg-stack.c: Include cfglayout.h.
2888 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2889 the call to reorder_basic_blocks.
2890 * basic-block.h (reorder_basic_blocks): Update prototype.
2891 (relink_block_chain): New prototype.
2892 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2894 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2896 * config/mips/mips.md (type, hazard, *movdi_32bit,
2897 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2898 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2899 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2900 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2901 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2903 (movcc): Change first xfer to multi.
2904 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2905 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2906 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2907 config/mips/generic.md: Change reservations using "xfer" to use
2909 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2910 using match_operand.
2911 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2912 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2914 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2916 2007-03-22 Richard Henderson <rth@redhat.com>
2918 * config/i386/i386.c: Remove unnecessary function declarations.
2919 Move targetm definition, and all related macros, to the end of
2920 the file. Resort some functions to put definitions before uses.
2921 (ix86_attribute_table): Make static. Move to end of file.
2922 (ix86_gimplify_va_arg): Make static.
2924 2007-03-22 Richard Henderson <rth@redhat.com>
2926 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2927 don't increase local_regparm with force_align_arg_pointer check.
2928 (ix86_function_sseregparm): Assert 32-bit.
2929 (type_has_variadic_args_p): New.
2930 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2931 type_has_variadic_args_p.
2932 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2933 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2934 use memset instead. Do maybe_vaarg check first; skip attribute
2935 tests if true; skip attribute tests for 64-bit.
2936 (construct_container): Remove TARGET_DEBUG_ARG.
2937 (function_arg_advance_32, function_arg_advance_64): Split out ...
2938 (function_arg_advance): ... from here.
2939 (function_arg_32, function_arg_64): Split out ...
2940 (function_arg): ... from here.
2941 (ix86_pass_by_reference): Tidy.
2942 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2943 (function_value_32): New, from parts of ix86_function_value
2944 and ix86_value_regno.
2945 (function_value_64): New, from parts of ix86_function_value
2946 and ix86_libcall_value.
2947 (ix86_function_value_1): New.
2948 (ix86_function_value, ix86_libcall_value): Use it.
2949 (return_in_memory_32, return_in_memory_64): Split out ...
2950 (ix86_return_in_memory): ... from here.
2951 (ix86_struct_value_rtx): Skip for 64-bit.
2952 (ix86_libcall_value, ix86_value_regno): Remove.
2953 (setup_incoming_varargs_64): Split out ...
2954 (ix86_setup_incoming_varargs): ... from here.
2955 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2956 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2957 * config/i386/i386-protos.h (ix86_function_value): Remove.
2958 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2960 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2963 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2964 infinities not supported, otherwise emit warning if -Woverflow. On
2965 underflow, emit warning if -Woverflow.
2966 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2968 * real.h (real_from_string): Update declaration
2970 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2971 Richard Henderson <rth@redhat.com>
2973 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2974 * calls.c (compute_argument_block_size, expand_call,
2975 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2976 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2977 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2978 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2979 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2980 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2981 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2982 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2985 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2987 * c-incpath.c (add_sysroot_to_chain): New.
2988 (merge_include_chains): Add sysroot argument. Call
2989 add_sysroot_to_chain if sysrooted.
2990 (register_include_chains): Update call to merge_include_chains.
2991 * doc/cppopts.texi: Document use of '=' in include directory
2994 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2997 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2998 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2999 insn pattern using X87MODEF12 mode macro.
3001 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3003 * regmove.c (regmove_optimize): Use reg_mentioned_p
3004 instead of reg_overlap_mentioned_p for DST.
3006 2007-03-21 Mike Stump <mrs@apple.com>
3008 * c.opt: Fixup for Objective-C/C++.
3010 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3012 * explow.c (convert_memory_address): Fold memory reference when
3013 POINTERS_EXTEND_UNSIGNED < 0
3015 2007-03-21 Richard Henderson <rth@redhat.com>
3018 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3019 * config/i386/mmintrin.h (__m64): Likewise.
3020 * config/i386/xmmintrin.h (__m128): Likewise.
3022 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3024 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3025 (VXWORKS_OS_CPP_BUILTINS): Define.
3026 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3027 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3029 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3031 * rtl.h (constant_pool_reference_p): Delete.
3032 (find_constant_src): Declare.
3033 * rtlanal.c (find_constant_src): New function.
3034 * simplify-rtx.c (constant_pool_reference_p): Delete.
3035 * config/i386/i386.md: Use find_constant_src instead of
3036 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3038 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3040 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3041 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3043 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3045 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3046 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3047 (arm_elf_asm_constructor): Use it.
3048 (arm_elf_asm_destructor): New function.
3050 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3052 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3054 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3056 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3058 2007-03-19 Andrew Haley <aph@redhat.com>
3060 PR tree-optimization/31264
3061 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3064 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3066 PR rtl-optimization/30907
3067 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3068 (fwprop_init): Always call loop_optimizer_initialize.
3069 (fwprop_done): Always call loop_optimizer_finalize.
3070 (fwprop): We always have loop info now.
3071 (gate_fwprop_addr): Remove.
3072 (pass_fwprop_addr): Use gate_fwprop as gate.
3074 PR rtl-optimization/30841
3075 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3076 df_chain_alloc): Call df_reorganize_refs unconditionally.
3077 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3078 refs_organized to refs_organized_size.
3079 (df_ref_create_structure): Use refs_organized_size instead of
3080 bitmap_size if refs had been organized, and keep refs_organized_size
3082 * df.h (struct df_ref_info): Change refs_organized to
3083 refs_organized_size.
3084 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3087 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3089 * except.c (output_function_exception_table): Do not reference the
3090 EH personality routine for functions that do not require an
3093 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3096 * c-typeck.c (convert_for_assignment): Call comptypes for
3097 RECORD_TYPE or UNION_TYPE.
3100 * reload1.c (reload): Do invalid ASM checking after
3101 cleanup_subreg_operands.
3103 2007-03-19 Jeff Law <law@redhat.com>
3105 * tree-cfg.c (find_taken_edge): Tighten conditions for
3106 optimizing computed gotos.
3108 2007-03-19 Michael Matz <matz@suse.de>
3110 * builtins.c (expand_builtin_sync_operation,
3111 expand_builtin_compare_and_swap,
3112 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3115 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3116 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3121 * doc/tm.texi: Add brackets around the return type of
3122 TARGET_SECONDARY_RELOAD.
3124 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3125 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/31254
3128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3129 Use handled_component_p () where appropriate. Continue
3130 propagating into the rhs if we propagated into an INDIRECT_REF
3133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3135 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3136 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3137 (xde, xdee): Mode attributes adjusted to support DFP modes.
3138 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3139 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3140 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3141 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3142 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3143 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3144 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3146 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3147 "movsf"): Insn definitions removed.
3148 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3149 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3150 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3152 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3153 "reload_in<mode>", "reload_out<mode>"): Expander added.
3154 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3157 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3159 * config/s390/s390.md: Only non-functional changes. Renamed
3160 FPR mode macro to BFP all over the file.
3162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3164 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3165 (op_type attribute): RRF instruction type added.
3166 (fT0): New mode attribute.
3167 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3168 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3169 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3170 no secondary memory is needed when moving DFmode values between GPRs
3173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3175 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3176 inverted and documentation adjusted.
3177 ("mhard-dfp", "msoft-dfp"): New options.
3178 * config/s390/s390.c (s390_handle_arch_option): New architecture
3180 (override_options): Sanity checks for the new options added.
3181 * config.gcc: New architecture switch: z9-ec.
3182 * config/s390/s390.h (processor_flags): PF_DFP added.
3183 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3184 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3185 when the bit is NOT set so remove it from the defaults.
3187 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3189 * genemit.c (main): Print include statement for dfp.h.
3190 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3193 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3195 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3197 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3200 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3203 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3205 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3206 attr_length_call, output_call, output_indirect_call): Cleanup
3207 formatting of targetm calls.
3209 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3211 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3213 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3216 reservation, bypass and anti-bypass descriptions for these instructions.
3217 Update move patterns.
3218 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3221 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3223 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3224 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3225 (get_initial_def_for_reduction): Likewise.
3227 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3229 Fix PR tree-optimization/29922
3230 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3231 (get_representative): Removed.
3232 (value_dies_in_block_x): Update for rvuse removal.
3233 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3234 (compute_antic_aux): Handle when PHI nodes appear in
3235 non-single-successors.
3236 (dump_bitmap_of_names): Removed.
3237 (compute_antic_safe): Renamed and removed rvuse calculation.
3238 Calculate only antic safe.
3239 (insert_into_preds_of_block): Remove assert.
3240 (execute_pre): Update for renamed functions.
3241 (defer_or_phi_translate_block): New function.
3243 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3245 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3246 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3248 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3249 Follow spelling conventions.
3251 * tree-data-ref.h: Remove the prototype for analyze_array.
3253 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3255 PR tree-optimization/31041
3256 * tree-vect-transform.c (get_initial_def_for_induction): Call
3257 force_gimple_operand.
3259 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3261 * ipa-type-escape.c (look_for_casts) : Revert code to use
3262 handled_component_p due to ada test a-numaux.adb.
3264 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3266 * final.c (final_scan_insn): Alter the condition of a
3267 conditional trap if we have nonstandard CC.
3269 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3271 * configure.ac: Remove excess quoting from asm line 0 test.
3272 * configure: Rebuilt.
3274 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3276 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3277 * c-common.c (convert_and_check): Move warning logic to...
3278 (warnings_for_convert_and_check): ...here. Define.
3279 * c-common.h (warnings_for_convert_and_check): Declare.
3281 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3283 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3284 (output_call): Likewise.
3286 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3288 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3290 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3292 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3294 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3296 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3297 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3299 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3301 PR tree-optimization/31183
3302 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3303 Use double_int instead of unsigned int for representing access_strides.
3304 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3306 2007-03-16 Richard Guenther <rguenther@suse.de>
3308 PR tree-optimization/31146
3309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3310 to allow recursion of forward_propagate_addr_expr.
3311 (forward_propagate_addr_into_variable_array_index): Likewise.
3312 (forward_propagate_addr_expr): Likewise.
3313 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3314 (forward_propagate_addr_expr_1): Recurse on simple copies
3315 instead of propagating into them. Do so for useless conversions
3317 (forward_propagate_addr_expr): Clean up unused statements after
3320 2007-03-16 Richard Guenther <rguenther@suse.de>
3322 * builtins.c (expand_builtin_cexpi): Use the right argument
3323 for the expansion via cexp.
3325 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3327 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3328 * configure: Rebuilt.
3330 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3333 * dwarf2out.c (force_type_die): Adjust comment.
3334 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3336 2007-03-15 DJ Delorie <dj@redhat.com>
3338 * config/frv/predicates.md (minmax_operator): Don't check operands
3341 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3343 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3344 Update constant estimates of number of iterations.
3345 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3346 argument renamed to "realistic".
3347 (compute_estimated_nb_iterations): Removed.
3348 (record_niter_bound): New function.
3349 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3350 call record_nonwrapping_iv with upper = false.
3351 (infer_loop_bounds_from_signedness): Pass upper argument to
3352 record_nonwrapping_iv.
3353 (estimate_numbers_of_iterations_loop): Do not call
3354 compute_estimated_nb_iterations. Record estimate based on profile
3355 information. Initialize the constant estimates of number of
3357 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3359 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3360 number of iterations is too small.
3361 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3362 (EST_NOT_AVAILABLE): Removed.
3363 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3364 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3367 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3369 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3370 Handle NE_EXPR guards.
3372 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3375 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3376 Set also -pedantic-errors by default for the preprocessor unless
3377 -fpermissive is given.
3379 2007-03-15 Richard Guenther <rguenther@suse.de>
3383 * builtins.c (expand_builtin_cexpi): As a fallback if we
3384 don't have builtins for sincos or cexp create a function
3385 declaration for cexp and expand to a call to that.
3386 (expand_builtin_int_roundingfn): Always fall
3387 back to floor/ceil and its variants even if they may be
3390 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3393 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3394 jump tables, move the call to delete_dead_jumptables from here...
3395 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3396 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3397 don't allow merging of blocks that try_redirect_by_replacing_jump
3398 also does not handle when not optimizing.
3400 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3401 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3403 * config/i386/i386.md (x86_sahf_1): Correctly handle
3406 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3409 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3410 x86_64_general_operand as operand[2] predicate. Remove "iF"
3411 from operand constraints and use "e" constraint instead.
3412 (*subti3_1, *subti3_1 splitter): Ditto.
3413 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3414 operand[1] predicate.
3416 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3418 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3419 arrays, multiply the access strides by the size of the sub-array.
3420 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3422 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3424 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3425 the configured assembler supports the sahf mnemonic.
3426 * configure: Regenerate.
3427 * config.in: Regenerate.
3429 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3430 emit "sahf" or ".byte\t0x9e" as asm template.
3432 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3435 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3436 option to replace hard coded TARGET_xxx in md file.
3437 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3438 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3439 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3440 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3441 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3442 (X86_TUNE_NOT_VECTORMODE): Ditto.
3443 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3444 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3445 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3446 (TUNE_SLOW_IMUL_IMM8): Ditto.
3447 (TUNE_MOVE_M1_VIA_OR): Ditto.
3448 (TUNE_NOT_UNPAIRABLE): Ditto.
3449 (TUNE_NOT_VECTORMODE): Ditto.
3451 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3454 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3455 tuning options instead of hard coded TARGET_xxx.
3456 (fix ssemode peephole2's): Ditto.
3457 (imul peephole2's): Ditto.
3459 (movdi_or_rex64): Ditto.
3460 (move peephole2): Ditto.
3461 (not peephole2's): Ditto.
3463 2007-03-14 Dirk Mueller <dmueller@suse.de>
3465 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3466 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3467 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3469 * c-parser.c (c_parser_do_statement): Warn about empty body in
3471 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3472 * doc/invoke.texi (-Wempty-body): Update documentation.
3474 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3477 * c-common.h (warn_for_div_by_zero): Declare.
3478 * c-common.c (warn_for_div_by_zero): Define.
3479 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3482 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3484 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3485 to PREFIX and STANDARD_PREFIX.
3487 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3488 Phil Edwards <phil@codesourcery.com>
3490 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3491 (__gthread_once_t): Remove busy field for RTPs.
3492 (__GTHREAD_ONCE_INIT): Update accordingly.
3494 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3496 * doc/invoke.texi: Document VxWorks options.
3498 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3500 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3502 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3504 PR tree-optimization/30590
3505 * tree-nrv.c (tree_nrv): Check for the partial update of the
3508 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3510 * flags.h (flag_random_seed): Remove declaration, in favor of...
3511 * toplev.h (get_random_seed, set_random_seed): ... these.
3512 * tree.c (get_file_function_name): Use the former.
3513 * opts.c (common_handle_option): Use the latter.
3516 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3519 * cse.c (cse_find_path): Do not bail out if a basic block that
3520 we already visited now becomes part of a path that starts at a
3521 different basic block. Just disallow this, to make sure we
3522 visit each basic block at most once.
3524 2007-03-13 Jan Hubicka <jh@suse.cz>
3526 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3527 when profile esitmate is present, calls with very low frequency are
3530 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3532 PR tree-optimization/30730
3533 PR tree-optimization/26900
3534 * tree-ssa-loop-niter.c: Include gmp.h.
3536 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3537 split_to_var_and_offset, determine_value_range,
3538 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3539 bound_difference, bounds_add, bounds_negate,
3540 number_of_iterations_ne_max, dump_affine_iv): New functions.
3541 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3542 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3543 difference of initial and final value of control iv to validate
3545 (number_of_iterations_cond): Add loop parameter. Determine bounds
3546 on the difference of the extremes of the control iv. Add dumps.
3547 (expand_simple_operations): Handle phi nodes.
3548 (simplify_using_initial_conditions): Do not record used conditions.
3549 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3550 Do not set additional_info.
3551 (implies_nonnegative_p, implies_ge_p): Removed.
3552 (derive_constant_upper_bound): Do not use parameter `additional'.
3553 (record_estimate): Parameter `additional' removed. Parameter
3554 `i_bound' added. Do not call derive_constant_upper_bound.
3555 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3556 bound the number of iterations estimate.
3557 (estimate_numbers_of_iterations_loop): Pass the estimate from
3558 the number of iterations analysis to record_estimate.
3559 * tree.h (multiple_of_p): Declare.
3560 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3561 (scev_const_prop): Do not check expression_expensive_p.
3562 * fold-const.c (multiple_of_p): Exported.
3563 * double-int.c (double_int_mask): Exported.
3564 * double-int.h (double_int_mask): Declare.
3565 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3566 field. Added max field.
3568 2007-03-13 David Taylor <taylor@candd.org>
3571 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3574 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3577 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3578 two unamed patterns.
3580 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3582 * config/i386/i386.opt (mcx16, msahf): New options.
3583 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3584 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3586 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3587 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3588 Output -mcx16 and -msahf options when corresponding bit is set.
3590 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3593 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3595 * configure.ac: Test for assembler tolerance to # 0 "".
3596 * configure, config.in: Rebuilt.
3597 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3599 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3601 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3603 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3604 (handle_syscall): Handle direct system calls.
3605 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3607 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3609 * doc/invoke.texi: Fix cpp.info cross-reference.
3610 * doc/passes.texi: Fix gcc.info cross-reference.
3612 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3614 PR tree-optimization/30835
3615 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3616 bb_for_stmt is not NULL before accessing it.
3618 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3620 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3623 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3626 * doc/install.texi: Document --enable-stage1-languages
3628 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3630 * tree-pass.h (pass_into_cfg_layout_mode,
3631 pass_outof_cfg_layout_mode): Declare.
3632 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3633 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3634 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3635 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3637 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3639 * c-decl.c (warn_variable_length_array): New function.
3640 Refactored from grokdeclarator to handle warn_vla
3641 and handle unnamed array case.
3642 (grokdeclarator): Refactored VLA warning case.
3643 * c.opt (Wvla): New flag.
3644 * doc/invoke.texi (Wvla): New warning.
3646 2007-03-12 Richard Henderson <rth@redhat.com>
3648 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3649 (TARGET_SECTION_TYPE_FLAGS): New.
3651 2007-03-12 Richard Henderson <rth@redhat.com>
3653 * config/darwin.c (machopic_reloc_rw_mask): New.
3654 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3655 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3657 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3659 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3660 * cppdefault.h (cpp_PREFIX): Document.
3661 (cpp_PREFIX_len): Likewise.
3662 (cpp_EXEC_PREFIX): New variable.
3663 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3664 * c-incpath.c (add_standard_paths): Correct logic for relocating
3665 paths within prefix.
3667 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3669 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3670 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3672 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3673 fix_truncdfdi_sse using SSEMODEF mode macro.
3674 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3675 fix_truncdfsi_sse using SSEMODEF mode macro.
3676 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3677 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3679 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3681 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3684 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3686 * tree.h : Add multiple_of_p declaration.
3687 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3688 * ipa-type-escape.c (results_of_malloc): Redundant.
3689 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3690 (cast_type): Extended with new members.
3691 (check_cast): Returns cast_type.
3692 (cast): New structure for data of walk_use_def_chains.
3693 (is_malloc_result, is_cast_from_non_pointer_1,
3694 is_cast_from_non_pointer,
3695 is_array_access_through_pointer_and_index): New functions.
3696 (look_for_casts): Returns cast types.
3697 (check_call): Returns void.
3698 (okay_pointer_operation): Use support of pointer plus index,
3699 pointer plus constant and allow all multiplications.
3701 2007-03-11 Richard Guenther <rguenther@suse.de>
3703 PR tree-optimization/31115
3704 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3705 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3706 A shift count of zero is not special as with *_DIV_EXPR.
3707 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3710 2007-03-11 Ian Lance Taylor <iant@google.com>
3712 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3713 the *_DIV_EXPR codes correctly with overflow infinities.
3715 2007-03-11 Ira Rosen <irar@il.ibm.com>
3717 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3718 indicate success/failure of the analysis. Add negation to subtrahend
3719 in case of subtraction. Fail if both operands contain constants.
3720 (create_data_ref): Fail if analyze_offset fails.
3722 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3724 * config/i386/i386.md (frndintxf2): Rename to ...
3725 (rintxf2): ... this. Remove expander having same name.
3726 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3727 (roundsf2, rounddf2): Ditto.
3728 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3729 (lround<mode>di2, lround<mode>si2): Ditto.
3731 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3733 * lower-subreg.c: Include except.h.
3734 (decompose_multiword_subregs): Verify that the only control flow
3735 insns we can split are loads to multi-words pseudos.
3736 Handle breaking such blocks after splitting, instead of calling
3737 find_many_sub_basic_blocks.
3739 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3740 on the new basic block. Add a lengthy comment explaining why we
3741 thought this was necessary.
3742 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3744 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3747 * tree.c (walk_type_fields): Recurse into the element type of
3748 ARRAY_TYPEs if there is a pointer set.
3750 2007-03-10 Dirk Mueller <dmueller@suse.de>
3752 * c-common.c (warn_logical_operator): Fix condition.
3754 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3756 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3758 * config/darwin.c (machopic_select_section): Remove superfluous
3759 argument in call to categorize_decl_for_section. Remove unused
3762 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3764 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3766 * configure: Regenerate.
3768 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3771 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3772 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3773 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3774 Add LABEL_NUSES to emitted label.
3775 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3776 branch probability value to emitted jump insn.
3777 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3778 Do not check life information and do not re-arrange input operands
3779 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3781 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3783 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3784 the change of decode_asm_operands.
3786 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3788 * mode-switching.c (create_pre_exit): Skip blockage insn.
3790 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3792 * tree-pass.h (TODO_update_smt_usage): Remove.
3794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3798 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3800 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3801 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3802 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3805 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3807 * gcc.c: Document %{, in big comment at top.
3808 (input_suffix_matches): Remove special handling for .s and
3810 (input_spec_matches): New.
3811 (handle_braces): Handle %{,.
3812 (validate_switches): ',' indicates a value which is not a switch.
3813 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3814 to detect assembler input.
3815 * config/i386/sol2.h (CPP_SPEC): Likewise.
3816 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3817 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3818 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3819 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3820 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3821 -m64 causes deployment target to default to 10.5.
3822 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3824 2007-03-09 Richard Henderson <rth@redhat.com>
3827 * target.h (targetm.asm.out.reloc_rw_mask): New.
3828 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3829 (TARGET_ASM_OUT): Use it.
3830 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3831 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3832 use the new reloc_rw_mask target hook instead.
3833 (default_section_type_flags_1): Merge into...
3834 (default_section_type_flags): ... here.
3835 (decl_readonly_section_1): Merge into...
3836 (decl_readonly_section): ... here.
3837 (default_elf_select_section_1): Merge into...
3838 (default_elf_select_section): ... here.
3839 (default_unique_section_1): Merge into...
3840 (default_unique_section): ... here.
3841 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3842 (default_select_rtx_section): Use it.
3843 (default_elf_select_rtx_section): Likewise.
3844 * output.h: Update to match.
3845 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3846 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3847 (TARGET_ASM_RELOC_RW_MASK): New.
3848 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3849 to categorize_decl_for_section.
3850 (x86_64_elf_unique_section): Likewise.
3851 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3852 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3853 (TARGET_ASM_RELOC_RW_MASK): New.
3854 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3855 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3856 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3857 (TARGET_RWRELOC): Remove.
3858 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3859 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3860 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3861 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3862 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3863 (rs6000_xcoff_select_section): Use decl_readonly_section.
3864 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3865 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3866 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3867 (TARGET_SECTION_TYPE_FLAGS): Remove.
3868 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3870 2007-03-09 Roger Sayle <roger@eyesopen.com>
3872 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3873 complex constant equality/inequality comparisons for here.
3874 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3875 known at compile-time or can be simplified to a scalar comparison.
3876 (fold_relational_const): Move compile-time evaluation of complex
3877 constant equality/inequality comparisons to here.
3879 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3881 PR rtl-optimization/30643
3882 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3884 (fold_rtx): Recurse, like before 2006-11-03.
3886 2007-03-09 DJ Delorie <dj@redhat.com>
3888 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3891 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3893 PR tree-optimization/30375
3894 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3895 LHS of statements is not the same.
3896 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3898 2007-03-09 Chao-ying Fu <fu@mips.com>
3900 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3902 * doc/invoke.texi (-mdspr2): Document new option.
3903 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3904 New unspec for DSP REV 2.
3905 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3906 these instructions are extended in DSP REV 2.
3907 (mips-dspr2.md): Include.
3908 * config/mips/mips.opt (mdspr2): New option.
3909 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3910 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3911 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3912 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3913 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3914 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3915 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3917 (bdesc_map): Add one field of unsupported_target_flags.
3918 (bdesc_arrays): Update entries to have extra fields. Add
3920 (mips_init_builtins): Initialize new function types.
3921 Check unsupported_target_fileds to filter out builtins.
3922 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3924 (ASM_SPEC): Pass mdspr2 to the assembler.
3925 * config/mips/mips-dspr2.md: New file.
3927 2007-03-09 Sa Liu <saliu@de.ibm.com>
3929 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3931 2007-03-09 Ian Lance Taylor <iant@google.com>
3933 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3934 argument) like -Wstrict-overflow=2.
3935 * doc/invoke.texi (Warning Options): Update documentation.
3937 2007-03-09 Dirk Mueller <dmueller@suse.de>
3940 * doc/invoke.texi (-Wlogical-op): Document.
3941 * common.opt (-Wlogical-op): New.
3942 * c-common.h (warn_logical_operator): Declare.
3943 * c-common.c (warn_logical_operator): Define.
3944 * c-typeck.c (parser_build_binary_op): Call
3945 warn_logical_operator.
3947 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3949 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3950 * final.c (final_scan_insn): Test for non-"" file name.
3952 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3954 * doc/loop.texi: Document the Omega linear constraints solver.
3955 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3956 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3957 omega-hash-table-size, omega-max-keys, and
3958 omega-eliminate-redundant-constraints.
3959 * tree-pass.h (pass_check_data_deps): Declared.
3962 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3963 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3964 pass_check_data_deps): New.
3965 * tree-data-ref.c (init_data_ref): Remove declaration.
3966 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3967 (analyze_array): Renamed init_array_ref, move up initializations.
3968 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3969 Removed arguments that are set to NULL.
3970 (analyze_indirect_ref): Correct indentation, correct call to
3972 (object_analysis): Call init_array_ref instead of analyze_array.
3973 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3974 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3975 of DR_ACCESS_FNS_ADDR.
3976 (init_omega_eq_with_af, omega_extract_distance_vectors,
3977 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3978 ddr_consistent_p): New.
3979 (compute_affine_dependence): Check consistency of ddrs when
3980 flag_check_data_deps is passed.
3981 (analyze_all_data_dependences): Uncomment.
3982 (tree_check_data_deps): New.
3983 * tree-data-ref.h: Include omega.h.
3984 (DR_ACCESS_FNS_ADDR): Removed.
3985 (data_dependence_relation): Add inner_loop.
3986 (DDR_INNER_LOOP): New.
3987 * common.opt (fcheck-data-deps): New.
3988 * tree-flow.h (tree_check_data_deps): Declare.
3989 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3990 (OBJS-common): Depend on omega.o.
3992 * passes.c (pass_check_data_deps): Scheduled.
3993 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3994 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3995 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3996 PARAM_VECT_MAX_VERSION_CHECKS,
3997 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3999 2007-03-09 Richard Guenther <rguenther@suse.de>
4001 PR tree-optimization/30904
4003 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4004 the same way as *_DIV_EXPR.
4006 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4008 * recog.c (decode_asm_operands): No mixed declarations and code.
4010 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4012 * rtl.def (ASM_INPUT): Add location.
4013 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4014 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4015 (decode_asm_operands): Add loc operand.
4016 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4017 * stmt.c (expand_asm): Rename to...
4018 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4019 gen_rtx_ASM_INPUT_loc.
4020 (expand_asm_expr): Adjust.
4021 * recog.c (decode_asm_operands): Add loc operand.
4022 (check_asm_operands, extract_insn): Adjust.
4023 * reload1.c (maybe_fix_stack_asms): Likewise.
4024 * final.c (asm_insn_count): Likewise.
4025 (final_scan_insn): Output # line before and after asm.
4027 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4029 * tree-ssa-structalias.c (variable_info): Remove
4031 (new_var_info): Ditto.
4032 (shared_bitmap_info_t): New structure.
4033 (shared_bitmap_table): New variable.
4034 (shared_bitmap_hash): New function.
4035 (shared_bitmap_eq): Ditto
4036 (shared_bitmap_lookup): Ditto.
4037 (shared_bitmap_add): Ditto.
4038 (merge_smts_into): Change to take bitmap directly.
4039 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4040 (init_alias_vars): Init shared bitmap hashtable.
4041 (delete_points_to_sets): Delete shared bitmap hashtable.
4042 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4043 is_aliased removal as a change that was still necessary was
4046 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/i386.h (override_options): Conditionally disable
4049 x86_sahf for 64bit targets only.
4051 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4054 * c-decl.c (merge_decls): Don't call make_var_volatile.
4055 * varasm.c (make_var_volatile): Remove.
4056 * output.h (make_var_volatile): Remove.
4058 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4060 PR tree-optimization/31085
4061 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4063 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4065 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4066 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4067 ATTR_CONST_NOTHROW_LIST.
4069 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4072 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4074 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4076 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4079 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4081 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4082 passed, use shared libgcc.
4084 2007-03-08 Roger Sayle <roger@eyesopen.com>
4086 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4087 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4088 (honor_protect_cleanup_actions, lower_try_finally_switch):
4090 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4091 ifc_temp_var): Likewise.
4092 * tree-inline.c (setup_one_parameter): Likewise.
4093 * tree-mudflap.c (mf_decl_cache_locals,
4094 mf_build_check_statement_for): Likewise.
4095 * tree-nested.c (init_tmp_var, save_tmp_var,
4096 finalize_nesting_tree_1): Likewise.
4097 * tree-outof-ssa.c (insert_copy_on_edge,
4098 insert_backedge_copies): Likewise.
4099 * tree-profile.c (tree_gen_edge_profiler,
4100 tree_gen_ic_profiler): Likewise.
4101 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4102 * tree-sra.c (sra_build_assignment): Likewise.
4103 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4104 * tree-ssa-math-opts.c (insert_reciprocals,
4105 execute_cse_sincos_1): Likewise.
4106 * tree-tailcall.c (adjust_accumulator_values,
4107 adjust_return_value): Likewise.
4108 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4109 * tree-vect-transform.c (vect_create_data_ref_ptr,
4110 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4111 vect_create_epilog_for_reduction, vectorizable_reduction,
4112 vectorizable_call, vectorizable_conversion,
4113 vectorizable_assignment, vectorizable_operation,
4114 vectorizable_type_demotion, vect_gen_widened_results_half,
4115 vect_permute_store_chain, vectorizable_store,
4116 vect_setup_realignment, vect_permute_load_chain,
4117 vectorizable_load, vectorizable_condition,
4118 vect_create_cond_for_align_checks): Likewise.
4119 * tree-vrp.c (build_assert_expr_for): Likewise.
4121 2007-03-08 Ian Lance Taylor <iant@google.com>
4123 * tree-vrp.c: Include "intl.h".
4124 (usable_range_p): New static function.
4125 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4126 overflowed values, juts set *strict_overflow_p.
4127 (compare_values): Only return -2 if one of the operands is not a
4129 (compare_ranges): Call usable_range_p.
4130 (compare_range_with_value): Likewise.
4131 (vrp_evaluate_conditional_warnv): Rename from
4132 vrp_evaluate_conditional. Make static. Change all callers.
4133 (vrp_evaluate_conditional): New function.
4134 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4136 (simplify_abs_using_ranges): Likewise.
4137 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4138 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4139 within_stmt parameter.
4140 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4141 vrp_evaluate_conditional.
4142 * tree-ssa-threadedge.c
4143 (record_temporary_equivalences_from_stmts_at_dest): Change
4144 simplify parameter to take a second tree parameter.
4145 (simplify_control_stmt_condition): Likewise.
4146 (thread_across_edge): Likewise.
4147 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4148 (thread_across_edge): Likewise.
4149 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4151 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4153 * config/i386/i386.h (TARGET_SAHF): New define.
4154 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4155 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4156 (x86_sahf): New global variable.
4157 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4158 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4159 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4160 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4162 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4163 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4164 when expanding fcomi/sahf based tests.
4165 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4166 expanding sahf based alternative. Emit sahf based sequence when
4167 optimizing for code size.
4168 * config/i386/i386.md (x86_sahf_1): Do not disable for
4169 TARGET_64BIT, enable for TARGET_SAHF.
4171 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4173 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4174 spurious whitespace from error message.
4176 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4179 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4181 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4183 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4185 * tree-sra.c (instantiate_element): Propagate disabled warnings
4186 from the element itself to the created variable.
4188 2007-03-07 Richard Henderson <rth@redhat.com>
4191 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4192 silently fix up the stack in the case of a missing register.
4194 2007-03-07 Paul Brook <paul@codesourcery.com>
4196 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4198 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4200 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4202 (phase1_vrs): Use them.
4203 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4204 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4205 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4206 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4207 __gnu_Unwind_Restore_WMMXC if required.
4208 (_Unwind_VRS_Pop): Implement iWMMXt support.
4209 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4210 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4211 gnu_Unwind_Save_WMMXC): Define.
4213 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4215 * config/vxworks.h (vxworks_override_options): Declare.
4216 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4217 * config/vxworks.c: Include target.h and toplev.h.
4218 (vxworks_override_options): New function.
4219 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4221 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4223 * config/s390/s390.c (override_options): Don't emit an error when
4224 -mstack-size is used without providing -mstack-guard.
4225 (s390_emit_prologue): Choose stack_guard value automatically if not
4226 provided via command line.
4227 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4229 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4231 * config/i386/i386.c (output_set_got): Add a GOT initialization
4232 sequence for VxWorks PIC.
4233 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4234 around labels as well as symbols. Use gotoff_operand instead
4235 of local_symbolic_operand.
4236 (legitimize_pic_address): Use gotoff_operand instead of
4237 local_symbolic_operand. Use @GOT accesses for labels as
4239 (ix86_output_addr_diff_elt): Use PC-relative rather than
4240 GP-relative offsets for VxWorks PIC.
4241 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4242 no_new_pseudos. Check whether the returned register is op0.
4243 * config/i386/i386.md (tablejump): Use PC-relative rather than
4244 GP-relative offsets for VxWorks PIC.
4245 * config/i386/predicates.md (gotoff_operand): New predicate.
4247 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4249 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4251 * config/vxworks-dummy.h: New file.
4252 * config/i386/i386.h: Include it.
4254 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4256 * dwarf2out.c (is_inlined_entry_point): New
4257 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4258 DW_AT_ranges if the first subblock is the entry point.
4260 2007-03-06 David Daney <ddaney@avtrex.com>
4262 * doc/install.texi (mips-*-*): Change recommended binutils
4265 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4267 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4268 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4271 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4273 2007-03-06 Jan Hubicka <jh@suse.cz>
4275 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4276 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4278 (probably_cold_bb_p): Cold functions are cold.
4279 (probably_never_executed_bb_p): Cold functions are cold.
4280 (tree_bb_level_predictions): Predict calls to cold functions as not
4282 (compute_function_frequency): Check hot/cold attributes.
4283 * function.h (function_frequency): Update comments.
4284 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4285 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4286 (c_common_att): Add cold and hot.
4288 * doc/extend.texi (hot,cold attributes): Document.
4290 2007-03-06 Andrew Haley <aph@redhat.com>
4292 * function.c (expand_function_end): Move blockage to just after we
4293 emit the label for the naked return from the function.
4295 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4297 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4300 2007-03-06 Jan Hubicka <jh@suse.cz>
4302 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4303 loaded for constant large models. Non-large 64bit PIC can do.
4304 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4305 * cmodel.h: Add LARGE PIC.
4306 * i386.md (UNSPEC_PLTOFF): New.
4307 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4309 (*call_1_rex64): Disable for large models.
4310 (*call_1_rex64_large): New.
4311 (*call_value_1_rex64): Disable for large models.
4312 (*call_value_1_rex64_large): New.
4313 (set_rip_rex4): New.
4314 (set_got_offset_rex64): New.
4315 * predicates.md (constant_call_address_operand): For large model
4316 constant calls are not possible.
4317 * i386-protos.h (construct_plt_address): Declare.
4318 * i386.c (override_options): Accept large models.
4319 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4320 (legitimate_constant_p): Add new UNSPECs.
4321 (legitimate_pic_operand_p): Likewise.
4322 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4323 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4325 (output_pic_addr_const): Add PLTOFF.
4326 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4327 (ix86_expand_move): Legitimize pic address when in PIC mode.
4328 (construct_plt_address): New function.
4329 (ix86_expand_call): Offload the address to register and use GOT pointer
4331 * invoke.texi (mcmodel=large): Update documentation.
4333 2007-03-06 Richard Henderson <rth@redhat.com>
4335 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4336 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4337 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4338 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4339 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4340 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4341 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4342 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4343 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4344 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4345 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4346 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4347 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4348 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4349 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4350 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4351 x86_schedule, x86_use_bt, x86_pad_returns,
4352 x86_use_xchgb): Merge into ...
4353 (ix86_tune_features): ... here. New array.
4354 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4355 x86_bswap): Merge into ...
4356 (ix86_arch_features): ... here. New array.
4357 (x86_3dnow_a): Remove.
4358 (x86_accumulate_outgoing_args): Make static.
4359 (x86_arch_always_fancy_math_387): Make static.
4360 (ix86_tune_mask, ix86_arch_mask): Move ...
4361 (override_options): ... to local variables here. Apply the
4362 appropriate mask to each element of ix86_arch_features and
4363 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4364 as were done in the old macros.
4365 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4366 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4367 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4368 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4369 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4370 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4371 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4372 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4373 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4374 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4375 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4376 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4377 x86_accumulate_outgoing_args, x86_prologue_using_move,
4378 x86_epilogue_using_move, x86_decompose_lea,
4379 x86_arch_always_fancy_math_387, x86_shift1,
4380 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4381 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4382 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4383 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4384 x86_use_incdec, x86_pad_returns, x86_bswap,
4385 x86_partial_flag_reg_stall): Remove.
4386 (enum ix86_tune_indices): New.
4387 (ix86_tune_features): New.
4388 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4389 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4390 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4391 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4392 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4393 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4394 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4395 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4396 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4397 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4398 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4399 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4400 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4401 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4402 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4403 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4404 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4405 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4406 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4407 TARGET_EXT_80387_CONSTANTS): Use it.
4408 (enum ix86_arch_indices): New.
4409 (ix86_arch_features): New.
4410 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4411 TARGET_BSWAP): Use it.
4412 (ix86_tune_mask, ix86_arch_mask): Remove.
4414 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4417 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4418 Define using $${sysroot_headers_suffix}.
4419 * configure: Regenerate.
4420 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4421 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4423 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4424 * gcc.c (print_sysroot_headers_suffix): New.
4425 (option_map): Include --print-sysroot-headers-suffix.
4426 (display_help): Mention -print-sysroot-headers-suffix.
4427 (process_command): Handle -print-sysroot-headers-suffix.
4428 (do_spec_1): Append multilib directory to include-fixed path if
4429 sysroot suffixes in use.
4430 (main): Handle -print-sysroot-headers-suffix.
4431 * Makefile.in (start.encap): Don't depend on xlimits.h
4432 (xlimits.h): Remove.
4433 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4434 limits.h for each multilib in fixinc_list.
4435 (fixinc_list, s-fixinc_list): New.
4436 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4437 generate them for each multilib in fixinc_list.
4438 (stmp-fixproto): Use include-fixed. Run fixproto for each
4439 multilib in fixinc_list.
4440 (mostlyclean): Don't remove xlimits.h.
4441 (clean): Remove include-fixed.
4442 (real-install-headers-tar, real-install-headers-cpio,
4443 real-install-headers-cp): Don't copy include, only include-fixed.
4444 (install-mkheaders): Depend on fixinc_list. Don't depend on
4445 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4446 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4447 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4449 2007-03-06 Jan Hubicka <jh@suse.cz>
4451 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4456 * configure.ac: Allow tm_file to contain build-directory files.
4457 * configure: Regenerate.
4458 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4459 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4460 * config/m68k/print-sysroot-suffix.sh: New file.
4462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4464 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4465 of pic_offset_table_rtx if reload_completed.
4466 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4467 PIC_OFFSET_TABLE_REGNUM.
4468 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4470 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4471 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4473 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4475 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4476 functions that call eh_return.
4478 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4480 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4481 functions that need a constant pool.
4483 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4486 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4487 (m68k_preferred_reload_class): Likewise.
4488 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4489 (SECONDARY_RELOAD_CLASS): Define.
4490 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4491 (LIMIT_RELOAD_CLASS): Delete.
4492 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4493 registers from storing bytes.
4494 (m68k_secondary_reload_class): New function.
4495 (m68k_preferred_reload_class): Likewise.
4497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4499 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4501 (m68k_expand_prologue): Likewise.
4503 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4505 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4506 (mips_expand_epilogue): Add a bool parameter.
4507 (m68k_legitimize_sibcall_address): Declare.
4508 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4509 (m68k_expand_epilogue): Add a parameter to select between sibling
4510 and normal epilogues. Only generate a return for the latter.
4511 (m68k_ok_for_sibcall_p): New function.
4512 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4513 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4514 (sibcall_value, *sibcall_value): Likewise.
4515 (*call, *call_value): Require !SIBLING_CALL_P.
4516 (epilogue): Update call to m68k_expand_epilogue.
4517 (sibcall_epilogue): New pattern.
4518 * config/m68k/predicates.md (const_call_operand): Say that this
4519 predicate applies to sibling calls too.
4520 (sibcall_operand): New predicate.
4522 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4524 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4525 alternatives as movsi_cf.
4526 (movsf_cf_hard): Add commentary.
4528 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4529 Richard Sandiford <richard@codesourcery.com>
4531 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4532 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4533 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4534 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4535 as being live on exit from an interrupt function.
4536 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4537 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4538 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4539 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4540 (m68k_interrupt_function_p): Globalize.
4541 (m68k_compute_frame_layout): Remove reverse mask code.
4542 (m68k_emit_movem, m68k_set_frame_related): New functions.
4543 (m68k_output_function_prologue): Delete in favor of...
4544 (m68k_expand_prologue): ...this new function.
4545 (m68k_output_function_epilogue): Delete in favor of...
4546 (m68k_expand_epilogue): ...this new function.
4547 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4549 (print_operand): Handle %?.
4550 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4551 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4552 (prologue, epilogue): New patterns.
4553 (return): Turn into a define_expand.
4554 (*return): New pattern, derived from old "return" pattern. Use rte
4555 rather than rts for interrupt functions. Only use rtd if the pop
4557 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4558 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4559 (link, *link, unlink, *unlink, load_got): Likewise.
4561 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4565 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4566 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4567 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4568 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4569 and m68k_matches_u_p.
4570 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4571 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4572 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4573 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4574 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4575 (REG_STRICT_P): New macro.
4576 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4577 PCREL_GENERAL_OPERAND_OK.
4578 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4579 m68k_legitimate_base_reg_p.
4580 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4581 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4582 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4583 * config/m68k/m68k.c (m68k_address): New structure.
4584 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4585 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4586 (m68k_jump_table_ref_p, m68k_decompose_address)
4587 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4588 (m68k_matches_u_p): New functions.
4589 (print_operand_address): Rewrite to use m68k_decompose_index.
4591 2007-03-05 David Taylor <dtaylor@emc.com>
4593 * gcc.c: Correct copyright date in --version output.
4595 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4597 * pa.md: In unamed move patterns, disparge copies between general
4598 and floating point registers using '?' modifier. Don't include 'f'
4599 constraint for register preferences in DImode, SImode, HImode and
4600 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4601 Remove constraints for copies between general and floating registers
4602 in soft-float DFmode pattern.
4603 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4607 2007-03-05 Mike Stump <mrs@apple.com>
4609 * c-common.c (targetcm): Add.
4610 * c-opts.c (c_common_handle_option): Handle language specific
4612 * opts.c (handle_option): Verify language for target options, if
4614 * opth-gen.awk: Add CL_LANG_ALL.
4615 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4616 (TARGETCM_INITIALIZER): Add.
4617 * target.h (struct gcc_targetcm): Add.
4619 * targhooks.c (default_handle_c_option): Add.
4620 * targhooks.h (default_handle_c_option): Add.
4621 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4623 * config/darwin.opt (iframework): Add.
4624 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4625 * config/darwin-c.c (handle_c_option): Add.
4626 (TARGET_HANDLE_C_OPTION): Add.
4628 * doc/invoke.texi (Darwin Options): Add -iframework.
4630 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4635 2007-03-05 Ian Lance Taylor <iant@google.com>
4637 * c.opt (fgnu89-inline): New option.
4638 * c-opts.c (c_common_post_options): Set default value for
4640 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4641 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4643 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4644 (grokdeclarator, start_function): Likewise.
4645 * c-cppbuiltin.c (c_cpp_builtins): Define either
4646 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4647 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4648 (C Dialect Options): Document -fgnu89-inline.
4649 * doc/extend.texi (Function Attributes): Explain what the
4650 gnu_inline attribute does.
4651 * doc/cpp.texi (Common Predefined Macros): Document
4652 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4654 2007-03-05 Ian Lance Taylor <iant@google.com>
4656 PR tree-optimization/31034
4657 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4658 half-range if the other side is an overflow infinity.
4660 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4662 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4663 (bfin*-linux-uclibc*): New configuration.
4664 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4666 * config/bfin/linux.h: New file.
4667 * config/bfin/libgcc-bfin.ver: New file.
4668 * config/bfin/t-bfin-uclinux: New file.
4669 * config/bfin/t-bfin-linux: New file.
4670 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4671 (TARGET_OS_CPP_BUILTINS): New macro.
4673 2007-03-05 Richard Guenther <rguenther@suse.de>
4675 * fold-const.c (fold_binary): Remove duplicate folding
4676 of comparison of non-null ADDR_EXPR against null.
4678 2007-03-05 Richard Guenther <rguenther@suse.de>
4679 Dorit Nuzman <dorit@il.ibm.com>
4681 PR tree-optimization/26420
4682 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4683 are no loops in the function. Only print the number of
4684 vectorized loops if it is greater than zero or we are supposed
4685 to print information about unvectorized loops.
4687 2007-03-05 Revital Eres <eres@il.ibm.com>
4689 * gcc.dg/var-expand1.c: New test.
4690 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4691 when an accumulator is expanded.
4693 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4696 * c-common.c (convert_and_check): Don't give warnings for
4697 conversion if 'expr' already overflowed.
4699 2007-03-04 Roger Sayle <roger@eyesopen.com>
4702 * fold-const.c (fold_comparison): Enforce type consistency when
4703 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4705 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4707 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4708 containing a cast to the base of TARGET_MEM_REF.
4710 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4712 * tree.c (tree_contains_struct_check_failed): Remove spurious
4713 whitespace from error message.
4715 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4718 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4719 instead of precision.
4721 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4722 Nathan Sidwell <nathan@codesourcery.com>
4724 * emit-rtl.c (find_auto_inc): New.
4725 (try_split): recreate REG_INC notes,
4726 Use regular for loops rather than whiles.
4728 2007-03-03 Andreas Schwab <schwab@suse.de>
4730 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4731 * configure: Regenerate.
4733 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4735 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4736 flag_rounding_math, not flag_unsafe_math_optimizations.
4738 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4740 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4741 alpha_fold_vector_minmax): Likewise.
4742 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4743 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4745 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4747 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4748 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4749 if the lhs has side-effects.
4750 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4752 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4754 * config/i386/i386.h (TUNEMASK): Remove define.
4755 (ARCHMASK): Remove define.
4756 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4757 Use ix86_arch_mask variable instead of ARCHMASK.
4758 * config/i386/i386.c (override_options): Ditto.
4759 (standard_80387_constant_p): Ditto.
4761 2007-03-02 Ian Lance Taylor <iant@google.com>
4763 Used signed infinities in VRP.
4764 * tree-vrp.c (uses_overflow_infinity): New static function.
4765 (supports_overflow_infinity): New static function.
4766 (make_overflow_infinity): New static function.
4767 (negative_overflow_infinity): New static function.
4768 (positive_overflow_infinity): New static function.
4769 (is_negative_overflow_infinity): New static function.
4770 (is_positive_overflow_infinity): New static function.
4771 (is_overflow_infinity): New static function.
4772 (overflow_infinity_range_p): New static function.
4773 (compare_values_warnv): New function split out of compare_values.
4774 (compare_value): Call it.
4775 (set_value_range_to_nonnegative): Add overflow_infinity
4776 parameter. Change caller.
4777 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4779 (vrp_expr_computes_nonzero): Likewise.
4780 (compare_ranges, compare_range_with_value): Likewise.
4781 (compare_name_with_value, compare_names): Likewise.
4782 (vrp_evaluate_conditional): Likewise.
4783 (set_value_range): Handle infinity
4784 (vrp_operand_equal_p, operand_less_p): Likewise.
4785 (extract_range_from_assert): Likewise.
4786 (vrp_int_const_binop): Likewise.
4787 (extract_range_from_binary_expr): Likewise.
4788 (extract_range_from_unary_expr): Likewise.
4789 (extract_range_from_comparison): Likewise.
4790 (extract_range_from_expr): Likewise.
4791 (dump_value_range): Likewise.
4792 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4793 (test_for_singularity): Likewise.
4794 (vrp_int_const_binop): Remove inline qualifier.
4795 (adjust_range_with_scev): Add comment.
4796 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4798 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4800 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4801 (get_constraint_for): Likewise.
4802 (do_structure_copy): Likewise.
4803 (find_func_aliases): Fix references to MODIFY_EXPR.
4804 (intra_create_variable_infos): Tidy.
4805 * tree-ssa-operands.c (add_virtual_operand): Add argument
4807 When adding members of alias sets, if IS_CALL_SITE is true and
4808 the symbol is not call-clobbered, skip it.
4811 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4813 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4814 entry by means of emit_insn_at_entry.
4816 2007-03-02 Richard Henderson <rth@redhat.com>
4818 * expr.h (promoted_input_arg): Remove decl.
4819 * function.c (promoted_input_arg): Merge into ...
4820 * combine.c (setup_incoming_promotions): ... only caller.
4821 Rearrange to avoid double loop.
4823 2007-03-02 Ben Elliston <bje@au.ibm.com>
4824 Peter Bergner <bergner@vnet.ibm.com>
4825 Janis Johnson <janis187@us.ibm.com>
4827 * config/rs6000/dfp.md: New file.
4828 * config/rs6000/rs6000.md: Include dfp.md.
4829 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4830 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4831 and TDmode decimal float modes in FP registers.
4832 (num_insns_constant): Likewise.
4833 (rs6000_legitimate_offset_address_p): Likewise.
4834 (rs6000_legitimize_address): Likewise.
4835 (rs6000_legitimize_reload_address): Likewise.
4836 (rs6000_legitimate_address): Likewise.
4837 (rs6000_emit_move): Likewise.
4838 (function_arg_boundary): Likewise.
4839 (function_arg_advance): Likewise.
4840 (rs6000_darwin64_record_arg_recurse): Likewise.
4841 (function_arg): Likewise.
4842 (rs6000_gimplify_va_arg): Likewise.
4843 (rs6000_split_multireg_move): Likewise.
4844 (rs6000_output_function_epilogue): Likewise.
4845 (rs6000_output_function_epilogue): Likewise.
4846 (rs6000_register_move_cost): Likewise.
4847 (rs6000_function_value): Likewise.
4848 (rs6000_libcall_value): Likewise.
4850 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4852 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4854 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4856 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4857 Use $MULTIDIR to choose between the kernel and RTP headers,
4858 and use $WIND_BASE and $WIND_USR to locate them.
4860 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.c (override_options): Put initialization of
4863 ix86_tune_mask and ix86_arch_mask to the correct place.
4865 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4866 Michael Meissner <michael.meissner@amd.com>
4869 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4871 (TARGET_CMOVE): Use ARCHMASK.
4872 (TARGET_CMPXCHG): Ditto.
4873 (TARGET_CMPXCHG8B): Ditto.
4874 (TARGET_XADD): Ditto.
4875 (TARGET_BSWAP): Ditto.
4876 * config/i386/i386.c (ix86_tune_mask): New global variable.
4877 (ix86_arch_mask): Ditto.
4878 (override_options): Initialize ix86_tune_mask and
4879 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4882 2007-03-02 Ben Elliston <bje@au.ibm.com>
4885 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4887 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4889 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4890 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4891 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4892 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4894 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4895 rs6000_init_dwarf_reg_sizes_extra): New.
4896 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4897 SPE register high parts.
4899 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4901 * Makefile.in: Add install-pdf target as
4902 copied from automake v1.10 rules.
4903 * configure.ac: Add install-pdf to target list.
4904 * configure: Regenerate.
4906 2007-03-01 Paul Brook <paul@codesourcery.com>
4908 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4909 modes to LDRD for DImode.
4910 (output_move_double): Fixup out of range ldrd/strd.
4911 (vfp_secondary_reload_class): Rename...
4912 (coproc_secondary_reload_class): ... to this. Add wb argument.
4913 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4914 coproc_secondary_reload_class for CLASS_IWMMXT.
4915 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4916 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4918 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4920 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4921 factor by the estimated number of iterations.
4922 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4925 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4926 decode_caches_intel, detect_caches_intel): New functions.
4927 (host_detect_local_cpu): Use detect_caches_amd and
4928 detect_caches_intel.
4930 2007-03-01 Richard Henderson <rth@redhat.com>
4932 * expr.c (emit_move_complex_push): Export.
4933 (emit_move_complex_parts): Split out from ...
4934 (emit_move_complex): ... here.
4935 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4936 * config/i386/i386.md (movcdi): New.
4938 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4940 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4941 size of mode1 to check for tieable modes in MMX case.
4943 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4945 * Makefile.in (rtlanal.o): Depend on tree.h.
4946 * rtl.h (offset_within_section_p, split_const): Declare.
4947 * rtlanal.c: Include tree.h.
4948 (offset_within_block_p): New function, taken from
4949 mips_offset_within_object_p.
4950 (split_const): New function, taken from mips_split_const.
4951 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4953 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4954 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4955 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4956 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4957 (m68k_illegitimate_symbolic_constant_p): New function.
4958 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4959 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4960 symbolic constant that might be outside the symbol's section,
4961 move the symbol first and then add the offset.
4962 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4964 * config/mips/mips.c (mips_split_const): Delete.
4965 (mips_offset_within_object_p): Delete.
4966 (mips_symbolic_constant_p): Use offset_within_section_p and
4967 split_const instead of mips_offset_within_object_p and
4969 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4970 (mips_legitimize_const_move, print_operand_reloc)
4971 (mips_dangerous_for_la25_p): Use split_const instead of
4974 2007-02-28 Eric Christopher <echristo@apple.com>
4976 * Makefile.in (install-include-dir): Don't rm -rf include.
4978 2007-02-28 Richard Guenther <rguenther@suse.de>
4981 * fold-const.c (fold_binary): Do not associate expressions
4982 with more than one variable for integer types that do not wrap.
4984 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4986 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4987 Delete, and replace with...
4988 (fold_builtin_call_array): This. Update callers to use it.
4989 * fold-const.c (fold_build_call_list): Delete, and replace with...
4990 (fold_build_call_array): This.
4991 (fold_build_call_list_initializer): Delete, and replace with...
4992 (fold_build_call_array_initializer): This.
4993 * tree.h: Update declarations to reflect above changes.
4995 * c-typeck.c (build_function_call): Store converted arguments
4996 in a stack-allocated array instead of building a list.
4997 (convert_arguments): Store arguments in the array passed in as an
4998 argument, and return the actual number of arguments.
4999 * c-format.c: (check_function_format): Pass arguments in an
5000 array instead of a list.
5001 * c-common.c (check_function_nonnull): Likewise.
5002 (check_function_sentinel): Likewise.
5003 (check_function_arguments): Likewise.
5004 * c-common.h: Update declarations to reflect above changes.
5006 2007-02-28 Jan Hubicka <jh@suse.cz>
5008 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5009 PRED_NEGATIVE_RETURN): Update outcomes.
5011 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5013 * calls.c (emit_library_call_value_1): Handle partial registers
5014 correctly when building up CALL_INSN_FUNCTION_USAGE.
5016 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5018 * pa/predicates.md (move_src_operand): Allow zero for mode.
5019 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5022 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5025 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5026 *movv2df_internal): Enable pattern only for valid operand
5028 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5029 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5031 2007-02-27 Mike Stump <mrs@apple.com>
5033 * config/darwin-crt3.c: Avoid compilation when compiling for a
5036 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5038 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5040 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5041 for fixed headers and limits.h.
5042 (install-include-dir, install-headers-tar, install-headers-cpio,
5043 install-headers-cp, real-install-headers-tar,
5044 real-install-headers-cpio, real-install-headers-cp): Handle
5045 include-fixed as well as include.
5046 (install-mkheaders): Don't install files that go only in include
5048 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5049 from GCC_INCLUDE_DIR.
5050 * gcc.c (process_command): Remove special -BstageN/ handling.
5051 (do_spec_1): Add include-fixed directories.
5053 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5055 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5057 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5059 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5062 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5064 * c-common.c (get_priority): Add check for
5065 SUPPORTS_INIT_PRIORITY.
5067 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5069 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5071 * config/bfin/bfin.c: Include "cfglayout.h".
5072 (MAX_LSETUP_DISTANCE): New macro.
5073 (struct loop_info): New members incoming, incoming_src and
5074 incoming_dest. Delete member predecessor.
5075 (length_for_loop): New function.
5076 (bfin_optimize_loop): Handle more different loop structures.
5077 (bfin_discover_loop): Rework detection of predecessor blocks by
5078 examining incoming edges.
5079 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5081 (bfin_reorder_loops): New function.
5082 (bfin_reorg_loops): Use these three new functions.
5084 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5085 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5086 (CONSTRAINT_LEN): Add entry for 'q'.
5087 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5088 Add 'q' constraints.
5089 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5090 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5092 * config/bfin/bfin.md (add_with_carry): New pattern.
5093 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5094 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5095 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5096 support unsigned multiplies too. Removed incorrect commutativity from
5097 operand 1 constraint where appropriate.
5098 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5100 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5101 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5103 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5104 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5105 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5106 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5107 usmulhisi_hh_huh): New patterns.
5109 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5110 lshifthi3): Fix output template to use half reg for operand 2.
5112 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5115 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5117 2007-02-27 Andreas Schwab <schwab@suse.de>
5119 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5121 2007-02-27 Jan Hubicka <jh@suse.cz>
5123 * predict.c (last_basic_block_p): Remove.
5124 (tree_estimate_probability): Update return heuristic for commonized
5127 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5129 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5131 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5133 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5134 * doc/cpp.texi: Standardize title page.
5135 * doc/cppinternals.texi: Likewise.
5136 * doc/gcc.texi: Standardize title page, remove version number
5137 from copyright page.
5138 * doc/gccint.texi: Likewise.
5139 * doc/install.texi: Standardize title page, add table of
5142 2007-02-26 Jan Hubicka <jh@suse.cz>
5144 * predict.def: Set outcomes according to more recent results.
5145 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5146 Remove dead predictors.
5147 * predict.c (return_prediction): Fix pasto.
5149 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5151 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5152 change; avoid a memory leak when returning early.
5154 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5156 * c-decl.c (static_ctors): Move to c-common.c.
5157 (static_dtors): Likewise.
5158 (finish_function): Use c_record_cdtor_fn.
5159 (build_cdtor): Move to c-common.c.
5160 (c_write_global_declarations): Use c_build_cdtor_fns.
5161 * c-common.h (static_ctors): Declare.
5162 (static_dtors): Likewise.
5163 (c_record_cdtor_fn): Likewise.
5164 (c_build_cdtor_fns): Likewise.
5165 * c-common.c (static_ctors): New variable.
5166 (static_dtors): Likewise.
5167 (c_record_cdtor_fn): New function.
5168 (build_cdtor): Move from c-decl.c
5169 (c_build_cdtor_fns): New function.
5171 * output.h (assemble_addr_to_section): Declare.
5172 (get_cdtor_priority_section): Likewise.
5173 * varasm.c (assemble_addr_to_section): New function.
5174 (get_cdtor_priority_section): Likewise.
5175 (default_named_section_asm_out_destructor): Use them.
5176 (destor_dtor_section_asm_out_destructor): Likewise.
5177 (default_named_section_asm_out_constructor): Likewise.
5178 (default_ctor_section_asm_out_constructor): Likewise.
5179 * config.gcc (*-*-vxworks*): Include vxworks.o.
5180 * config/t-vxworks (vxworks.o): New target.
5181 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5182 (TARGET_ASM_CONSTRUCTOR): Define.
5183 (TARGET_ASM_DESTRUCTOR): Likewise.
5184 (vxworks_asm_out_constructor): Declare.
5185 (vxworks_asm_out_destructor): Likewise.
5187 * c-common.c (get_priority): Check that we have not just an
5188 INTEGER_CST, but an integer constant with integeral type.
5190 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5192 PR tree-optimization/30938
5193 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5194 use &dt[nargs-1] instead of &dt[nargs] in the call to
5195 vect_is_simple_use().
5197 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5199 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5200 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5201 Do not attempt to handle MEM inside auto-inc expressions.
5202 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5203 of a register modified by an auto-inc expression. However, do handle
5204 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5205 (elimination_effects): Prohibit elimination of a register modified
5206 by an auto-inc expression. Disable register elimination rules whose
5207 target register is modified by an auto-inc expression with variable
5210 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5212 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5214 (array_at_struct_end_p): New function.
5215 (idx_infer_loop_bounds): Use it.
5216 (estimate_numbers_of_iterations_loop): Export.
5217 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5218 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5219 (tree_estimate_probability): Call record_loop_exits.
5220 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5221 (estimated_loop_iterations, estimated_loop_iterations_int,
5222 estimated_loop_iterations_tree): New functions.
5223 (analyze_siv_subscript_cst_affine,
5224 compute_overlap_steps_for_affine_1_2,
5225 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5226 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5227 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5228 (PRED_LOOP_ITERATIONS_GUESSED): New.
5229 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5230 * cfgloop.h (estimate_numbers_of_iterations_loop,
5231 estimated_loop_iterations_int): Declare.
5233 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5235 * doc/extend.texi: Document optional priority argument to
5236 constructors and destructors.
5237 * tree.c (init_priority_for_decl): Adjust GTY markers.
5238 (init_ttree): Use priority-info hash functions for
5239 init_priority_for_decl.
5240 (tree_map_eq): Rename to ...
5241 (tree_map_base_eq): ... this.
5242 (tree_map_marked_p): Rename to ...
5243 (tree_map_base_marked_p): ... this.
5244 (tree_map_base_hash): New function.
5245 (decl_init_priority_lookup): Rework.
5246 (decl_fini_priority_lookup): New function.
5247 (decl_priority_info): New function.
5248 (decl_init_priority_insert): Use it.
5249 (decl_fini_priority_insert): Likewise.
5250 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5252 (decl_restrict_base_insert): Likewise.
5253 (decl_debug_expr_insert): Likewise.
5254 (decl_value_expr_lookup): Likewise.
5255 (decl_value_expr_insert): Likewise.
5256 * tree.h (priority_type): New type.
5257 (decl_init_priority_lookup): Use priority_type.
5258 (decl_fini_priority_lookup): New function.
5259 (decl_init_priority_insert): Use priority_type.
5260 (decl_fini_priority_insert): New function.
5261 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5262 (DECL_INIT_PRIORITY): Likewise.
5263 (SET_DECL_INIT_PRIORITY): Add comment.
5264 (DECL_FINI_PRIORITY): New macro.
5265 (SET_DECL_FINI_PRIORITY): Likewise.
5266 (DEFAULT_INIT_PRIORITY): Document.
5267 (MAX_INIT_PRIORITY): Likewise.
5268 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5269 (tree_map_base): New type.
5270 (tree_map_base_eq): New function.
5271 (tree_map_base_hash): Likewise.
5272 (tree_map_base_marked_p): Likewise.
5273 (tree_map): Inherit from tree_map_base.
5274 (tree_map_eq): Make it a macro.
5275 (tree_map_marked_p): Likewise.
5276 (tree_int_map): Inherit from tree_map_base.
5277 (tree_int_map_eq): Make it a macro.
5278 (tree_int_map_hash): Likewise.
5279 (tree_int_map_marked_p): Likewise.
5280 (tree_priority_map): New type.
5281 (tree_priority_map_eq): New macro.
5282 (tree_priority_map_hash): Likewise.
5283 (tree_priority_map_marked_p): Likewise.
5284 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5286 (emutls_common_1): Likewise.
5287 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5288 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5289 of tree_map hierarchy.
5290 * tree-cfg.c (move_stmt_r): Likewise.
5291 (new_label_mapper): Likewise.
5292 * c-tree.h (c_expand_body): Move to ...
5293 * c-common.h (c_expand_body): ... here.
5294 * c-decl.c (c_expand_body): Move to ...
5295 * c-common.c (c_expand_body): ... here.
5296 (c_common_attribute_table): Allow 1 argument for the constructor
5297 and destructor attributes.
5298 (get_priority): New function.
5299 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5300 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5302 2007-02-24 Jan Hubicka <jh@suse.cz>
5305 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5307 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5308 Jan Hubicka <jh@suse.cz>
5311 * i386.c (counter_mode): New function.
5312 (expand_set_or_movmem_via_loop): Use it.
5313 (expand_movmem_epilogue): Likewise; fix pasto.
5314 (ix86_expand_movmem): Do emit guard even for constant counts.
5315 (ix86_expand_setmem): Likewise.
5317 2007-02-25 Nick Clifton <nickc@redhat.com>
5319 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5320 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5322 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5325 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5326 count argument with 0x10, not with 0x16.
5327 (expand_setmem_epilogue): Ditto.
5329 2007-02-24 Mike Stump <mrs@apple.com>
5331 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5334 2007-02-24 Richard Guenther <rguenther@suse.de>
5337 * fold-const.c (fold_binary): Fold x +- CST op x for
5338 EQ_EXPR and NE_EXPR.
5340 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5342 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5344 2007-02-24 Jan Hubicka <jh@suse.cz>
5346 * cgraphunit.c (decide_is_function_needed): Honor
5347 -fkeep-inline-functions.
5349 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5351 * builtins.c (fold_builtin_modf): New.
5352 (fold_builtin_2): Use it.
5354 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5356 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5357 (determine_max_iter): Take additional LOOP arg; all callers changed.
5358 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5359 one using simplifications.
5360 (simplify_using_initial_values): Return if the expression becomes
5361 invalid due to altered regs.
5363 2007-02-23 DJ Delorie <dj@redhat.com>
5365 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5367 2007-02-23 Mike Stump <mrs@apple.com>
5369 * tlink.c (scan_linker_output): Parse linker messages from
5370 darwin9's linker better.
5372 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5375 * varpool.c (varpool_assemble_pending_decls): Set
5376 varpool_last_needed_node to null.
5378 2007-02-23 DJ Delorie <dj@redhat.com>
5380 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5381 alignment bigger than the object file can handle.
5383 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5387 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5388 (*movsf_1): Penalize MMX moves.
5390 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5392 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5393 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5395 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5397 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5399 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5400 (fold_builtin_1): Use them.
5401 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5402 BUILT_IN_SIGNIFICAND.
5404 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5406 * config/i386/i386.c (bdesc_1arg): Initialize
5407 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5408 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5409 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5410 and IX86_BUILTIN_MOVSLDUP.
5412 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5414 PR rtl-optimization/30841
5415 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5417 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5419 * builtins.c (fold_builtin_frexp): New.
5420 (fold_builtin_2): Use it.
5422 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5424 * doc/invoke.texi (Spec Files): Document getenv spec function.
5426 * gcc.c (getenv_spec_function): New function.
5427 (static_spec_functions): Add it.
5428 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5429 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5432 2007-02-22 Michael Matz <matz@suse.de
5435 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5436 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5438 2007-02-22 Ian Lance Taylor <iant@google.com>
5441 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5442 (mem_loc_descriptor): Call it.
5444 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5445 Ira Rosen <irar@il.ibm.com>
5447 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5449 2007-02-22 Ira Rosen <irar@il.ibm.com>
5451 PR tree-optimization/30843
5452 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5453 stores only after all the group is vectorized.
5455 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5457 PR tree-optimization/30858
5458 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5459 in the reduction cycle have a single use in the loop.
5460 * tree-vectorizer.h (relevant): Add documentation.
5462 2007-02-20 Mike Stump <mrs@apple.com>
5464 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5465 * configure: Regenerate.
5467 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5469 Change the defaults of some parameters and options.
5470 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5471 * config/spu/spu.c (spu_optimization_options): Add.
5472 (spu_override_options): Change params in spu_optimization_options.
5473 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5475 Register 127 is only 16 byte aligned when used as a frame pointer.
5476 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5477 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5478 HARD_FRAME_POINTER_REGNUM.
5479 (spu_legitimate_address): Use regno_aligned_for_reload.
5480 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5481 aligned when frame_pointer_needed is true.
5482 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5484 * config/spu/spu.h (INIT_EXPANDERS): Define.
5486 Make sure shift and rotate instructions have valid immediate operands.
5487 * config/spu/predicates.md (spu_shift_operand): Remove.
5488 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5489 * config/spu/constraints.md (W, O): Extend range.
5490 * config/spu/spu.md (umask, nmask): Define.
5491 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5492 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5493 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5494 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5495 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5496 (lshr<mode>3_reg): Fix rtl description.
5498 Make sure mulhisi immediate operands are valid.
5499 * config/spu/predicates.md (imm_K_operand): Add.
5500 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5502 Generate constants using fsmbi and andi.
5503 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5504 (print_operand, spu_split_immediate, classify_immediate,
5505 fsmbi_const_p): Handle IC_FSMBI2.
5507 Correctly handle a CONST_VECTOR containing symbols.
5508 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5509 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5510 (immediate_load_p): Allow symbols that use 2 instructions to create.
5511 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5512 with symbols when flag_pic is set.
5513 (const_vector_immediate_p): New.
5514 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5515 accept a CONST_VECTOR with symbols.
5516 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5517 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5519 * config/spu/spu.md (high, low): Delete.
5520 (low_<mode>): Define.
5522 Remove INTRmode and INTR_REGNUM, which didn't work.
5523 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5525 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5526 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5527 peephole2 pattern): Don't use INTR or 131.
5528 (movintrcc): Delete.
5529 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5530 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5531 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5532 (UNSPEC_SET_INTR): Add.
5533 * config/spu/spu-modes.def (INTR): Remove.
5535 More accurate warnings about run-time relocations.
5536 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5538 Correctly warn about immediate arguments to specific intrinsics.
5539 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5540 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5541 the instruction predicate.
5543 Fix tree check errors with latest update.
5544 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5546 (spu_expand_builtin): Use CALL_EXPR_FN.
5548 Add missing specific intrinsics.
5549 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5551 * config/spu/spu_internals.h: Ditto.
5553 Fix incorrect operand modifiers.
5554 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5555 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5557 Optimize one case of zero_extend of a vec_select.
5558 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5560 Accept any immediate for hbr.
5561 * config/spu/spu.md (hbr): Change s constraints to i.
5563 2007-02-21 Paul Brook <paul@codesourcery.com>
5565 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5566 condexec_count when skipping USE and CLOBBER.
5568 2007-02-21 Nick Clifton <nickc@redhat.com>
5570 * common.opt (Warray-bounds): Add Warning attribute.
5571 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5573 (fsized-zeroes): Add Optimization attribute.
5574 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5575 * c.opt (Wc++0x-compat): Add Warning attribute.
5577 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5580 * reload1.c (eliminate_regs_in_insn): In the single_set special
5581 case, attempt to re-recognize the insn before falling back to
5582 having reload fix it up.
5584 2007-02-20 Eric Christopher <echristo@gmail.com>
5586 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5587 Rewrite accordingly.
5588 (frv_read_iacc_argument): Ditto.
5589 (frv_expand_set_builtin): Take a call instead of arglist, update for
5591 (frv_expand_unop_builtin): Ditto.
5592 (frv_expand_binop_builtin): Ditto.
5593 (frv_expand_cut_builtin): Ditto.
5594 (frv_expand_binopimm_builtin): Ditto.
5595 (frv_expand_voidbinop_builtin): Ditto.
5596 (frv_expand_int_void2arg): Ditto.
5597 (frv_expand_prefetches): Ditto.
5598 (frv_expand_voidtriop_builtin): Ditto.
5599 (frv_expand_voidaccop_builtin): Ditto.
5600 (frv_expand_load_builtin): Ditto.
5601 (frv_expand_store_builtin): Ditto.
5602 (frv_expand_mdpackh_builtin): Ditto.
5603 (frv_expand_mclracc_builtin): Ditto.
5604 (frv_expand_mrdacc_builtin): Ditto.
5605 (frv_expand_mwtacc_builtin): Ditto.
5606 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5609 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5611 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5612 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5614 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5616 * configure: Regenerate.
5617 * config.in: Regenerate.
5618 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5619 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5620 masks to power6 and power6x and to POWERPC_MASKS.
5621 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5623 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5624 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5625 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5626 Access PROTOTYPE as variable, not mask.
5628 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5630 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5631 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5632 * combine.c (adjust_for_new_dest): Use it.
5633 * postreload.c (reload_combine): Likewise.
5635 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5637 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5638 notes on an insn with multiple sets, even if single_set returns
5639 non-NULL for that insn.
5641 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5643 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5646 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5648 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5649 if user didn't pass it.
5650 * config/i386/darwin.h (CC1_SPEC): Likewise.
5651 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5652 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5653 -mmacosx-version-min.
5655 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5656 Uros Bizjak <ubizjak@gmail.com>
5658 * optabs.h (enum optab_index): Add new OTI_scalb.
5659 (scalb_optab): Define corresponding macro.
5660 * optabs.c (init_optabs): Initialize scalb_optab.
5661 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5663 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5664 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5665 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5666 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5667 flag_unsafe_math_optimizations is set.
5669 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5670 to implement scalbf, scalb and scalbl built-ins as inline x87
5673 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5674 DJ Delorie <dj@redhat.com>
5677 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5678 (diagnostic_report_diagnostic): ... here, and turn them into real
5679 errors. If warnings are inhibited, no need to do anything.
5681 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5683 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5684 better code generation.
5686 2007-02-20 Ben Elliston <bje@au.ibm.com>
5688 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5690 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5692 * config/alpha/alpha.c, config/alpha/alpha.md,
5693 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5694 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5695 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5696 config/arm/lib1funcs.asm: Follow spelling conventions.
5698 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5699 config/fr30/fr30.md, config/i386/i386.h,
5700 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5701 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5702 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5703 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5704 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5705 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5706 config/sparc/sparc.c, config/sparc/sparc.h,
5707 config/sparc/sparc.md, config/spu/constraints.md,
5708 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5711 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5714 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5717 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5719 * doc/invoke.texi (-ftree-lrs): Remove.
5721 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5723 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5726 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5728 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5729 new CALL_EXPR_FN macro for retrieving the function
5730 declaration of the input expression.
5732 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5734 * c.opt (Waddress): New.
5735 * common.opt (Walways-true): Delete.
5736 (Wstring-literal-comparison): Delete.
5737 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5738 -Wstring-literal-comparison. Add -Waddress.
5740 (Walways-true): Delete.
5741 (Wstring-literal-comparison): Delete.
5742 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5743 consistently instead of -Walways-true in example.
5744 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5745 * c-typeck.c (parser_build_binary_op): Replace
5746 -Wstring-literal-comparison and -Walways-true with -Waddress.
5747 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5750 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5752 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5753 without DECL_STRUCT_FUNCTION initialized.
5755 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5757 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5758 due to calls to functions taking pointers as parameters.
5760 2007-02-19 Richard Henderson <rth@redhat.com>
5763 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5766 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5768 * config/s390/s390.c (s390_call_saved_register_used,
5769 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5770 accessed to the new scheme.
5772 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5774 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5775 (cris_print_index, cris_print_operand, cris_print_operand_address)
5776 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5777 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5778 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5780 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5781 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5782 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5783 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5784 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5785 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5786 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5787 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5788 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5789 (uminsi3, call, call_value): Ditto.
5790 (define_split: indir_to_reg_split, unnamed): Ditto.
5792 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5794 PR tree-optimization/30975
5795 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5798 2007-02-18 Eric Christopher <echristo@gmail.com>
5800 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5801 Remove use of arglist.
5802 (mips_expand_builtin): Remove use of arglist, pass in expr.
5803 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5804 (mips_expand_builtin_movtf): Ditto.
5805 (mips_expand_builtin_compare): Ditto.
5807 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5809 * tree-sra.c (sra_build_assignment): Replace assertion
5810 checking with a comment explaining why it can't be done.
5812 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5815 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5816 during CALL_EXPR representation conversion.
5817 * tree-ssa-propagate.c (set_rhs): Likewise.
5819 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5821 * tree-sra.c (sra_build_assignment): Disable assertion checking
5824 2007-02-18 Roger Sayle <roger@eyesopen.com>
5826 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5827 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5828 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5830 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5831 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5832 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5833 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5834 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5835 force_gimple_operand): Likewise.
5836 * ipa-cp.c (constant_val_insert): Likewise.
5837 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5838 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5839 perfect_nestify): Likewise.
5840 * langhooks.c (lhd_omp_assignment): Likewise.
5841 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5842 lower_copyprivate_clauses, lower_send_clauses,
5843 lower_send_shared_vars, expand_parallel_call,
5844 expand_omp_for_generic, expand_omp_for_static_nochunk,
5845 expand_omp_for_static_chunk, expand_omp_sections,
5846 lower_omp_single_copy, lower_omp_for_lastprivate,
5847 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5848 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5849 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5852 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5854 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5855 config/sh/sh.md: Follow spelling conventions.
5857 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5858 config/frv/predicates.md: Follow spelling conventions.
5860 * config/m68k/linux-unwind.h: Fix a comment typo.
5861 * target.h: Follow spelling conventions.
5863 2007-02-18 Roger Sayle <roger@eyesopen.com>
5865 PR rtl-optimization/28173
5866 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5867 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5868 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5869 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5870 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5872 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5874 * builtins.c (fold_builtin_load_exponent): New.
5875 (fold_builtin_2): Use it.
5877 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5879 PR rtl-optimization/30773
5880 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5881 if we fail to attach a REG_EQUIV note.
5883 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5884 Roger Sayle <roger@eyesopen.com>
5886 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5888 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5890 * calls.c (initialize_argument_information): Pass original EXP
5891 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5892 code to split complex arguments here, as part of initializing the
5894 (expand_call): Remove code that builds a list of arguments and
5895 inserts implicit arguments into it. Instead, just count how many
5896 implicit arguments there will be so we can determine the size of
5897 the ARGS array, and let initialize_argument_information do the work.
5898 (split_complex_values): Delete unused function.
5900 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5902 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5904 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5906 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5907 for arg pointer based indexed addressing.
5909 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5911 * config/ia64/ia64.h, config/ia64/ia64.md,
5912 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5913 spelling conventions.
5915 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5917 * config/m68k/m68k.c (split_di): New.
5918 * config/m68k/m68k-protos.h: Declare split_di.
5919 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5920 Improve predicate handling and split constant shifts.
5922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5924 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5925 parameter for register bitfield operations, general predicates
5928 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5930 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5931 * config/m68k/linux-unwind.h: New file.
5933 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5935 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5936 config/i386/athlon.md, config/ia64/ia64.md,
5937 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5938 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5939 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5940 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5941 tree-vect-transform.c: Fix comment typos.
5943 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5945 * sched-deps.c (find_insn_list): Remove.
5946 * sched-int.h: Remove the prototype for find_insn_list.
5948 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5950 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5952 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5953 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5954 darwin_rs6000_override_options.
5955 (C_COMMON_OVERRIDE_OPTIONS): Expect
5956 darwin_macosx_version_min to be non-NULL always.
5957 (TARGET_C99_FUNCTIONS): Likewise.
5958 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5959 (DARWIN_MINVERSION_SPEC): New.
5960 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5961 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5963 (DARWIN_MINVERSION_SPEC): New.
5964 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5966 * config/darwin-c.c (darwin_cpp_builtins): Expect
5967 darwin_macosx_version_min to be non-NULL always.
5969 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5971 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5973 * config/i386/i386.h (x86_use_xchgb): New.
5974 (TARGET_USE_XCHGB): New macro.
5975 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5976 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5977 Split after reload into bswaphi for shifts of 8.
5978 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5979 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5980 or when optimizing for size.
5982 2007-02-16 Richard Guenther <rguenther@suse.de>
5983 Christian Bruel <christian.bruel@st.com>
5985 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5986 DECLs but prefer SSA_NAMEs over DECLs.
5988 2007-02-16 Richard Guenther <rguenther@suse.de>
5990 * tree-flow-inline.h (single_imm_use_p): Remove.
5991 (zero_imm_uses_p): Likewise.
5992 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5993 instead of single_imm_use_p.
5994 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5997 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6000 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6001 nested double- and backquotes.
6003 2007-02-15 Roger Sayle <roger@eyesopen.com>
6006 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6007 should be unreachable.
6008 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6009 For the time being redirect GIMPLE_MODIFY_STMT to the new
6010 (renamed) build_gimple_modify_stmt_stat.
6011 (build2_gimple_stat): Rename to...
6012 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6013 Always build a GIMPLE_MODIFY_STMT node.
6014 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6015 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6018 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6019 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6020 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6021 expand_complex_div_wide): Likewise.
6022 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6023 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6024 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6025 * tree-ssa-loop-manip.c (create_iv): Likewise.
6026 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6027 abs_replacement): Likewise.
6028 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6029 realify_fake_stores): Likewise.
6031 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6032 node rather than a GIMPLE_MODIFY_STMT node.
6033 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6034 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6036 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6037 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6043 * fold-const.c (fold_comparison): Add back the
6044 folding of constant complex comparisions.
6046 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6049 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6050 effects unknown to this function, return early.
6052 2007-02-15 Ian Lance Taylor <iant@google.com>
6054 * lower-subreg.c (move_eh_region_note): New static function.
6055 (resolve_simple_move): Call it.
6056 (decompose_multiword_subregs): Track blocks for which we resolve a
6057 simple move which is also a control flow insn. Pass them to
6058 find_many_sub_basic_blocks.
6059 (pass_lower_subreg): Add TODO_verify_flow.
6060 (pass_lower_subreg2): Likewise.
6062 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6063 Brooks Moses <brooks.moses@codesourcery.com>
6064 Lee Millward <lee.millward@codesourcery.com>
6066 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6067 (VL_EXP_CLASS_P): New.
6068 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6070 (TREE_OPERAND_CHECK_CODE): Likewise.
6071 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6072 (TREE_RTL_OPERAND_CHECK): Likewise.
6073 (tree_operand_check_failed): Make second parameter the whole tree
6074 instead of its code. Fixed callers.
6075 (VL_EXP_CHECK): New.
6076 (TREE_OPERAND_LENGTH): New.
6077 (VL_EXP_OPERAND_LENGTH): New.
6078 (CALL_EXPR_FN): New.
6079 (CALL_EXPR_STATIC_CHAIN): New.
6080 (CALL_EXPR_ARGS): New.
6081 (CALL_EXPR_ARG): New.
6082 (call_expr_nargs): New.
6083 (CALL_EXPR_ARGP): New.
6084 (build_nt_call_list): Declare.
6085 (build_vl_exp_stat): Declare.
6086 (build_vl_exp): New.
6087 (build_call_list): Declare.
6088 (build_call_nary): Declare.
6089 (build_call_valist): Declare.
6090 (build_call_array): Declare.
6091 (call_expr_arg): Declare.
6092 (call_expr_argp): Declare.
6093 (call_expr_arglist): Declare.
6094 (fold_build_call_list): Declare.
6095 (fold_build_call_list_initializer): Declare.
6096 (fold_call_expr): Declare to replace fold_builtin.
6097 (fold_builtin_fputs): Update to agree with modified definition.
6098 (fold_builtin_strcpy): Likewise.
6099 (fold_builtin_strncpy): Likewise.
6100 (fold_builtin_memory_chk): Likewise.
6101 (fold_builtin_stxcpy_chk): Likewise.
6102 (fold_builtin_strncpy_chk): Likewise.
6103 (fold_builtin_next_arg): Likewise.
6104 (fold_build_call_expr): Declare.
6105 (fold_builtin_call_list): Declare.
6106 (fold_builtin_call_valist): Declare.
6107 (build_call_expr): Declare.
6108 (validate_arglist): Update to agree with modified definition.
6109 (tree_operand_length): New.
6110 (call_expr_arg_iterator): New.
6111 (init_call_expr_arg_iterator): New.
6112 (next_call_expr_arg): New.
6113 (first_call_expr_arg): New.
6114 (more_call_expr_args_p): New.
6115 (FOR_EACH_CALL_EXPR_ARG): New.
6117 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6118 and tcc_gimple_stmt.
6119 (tree_code_size): Update documentation. Use sizeof (tree) rather
6120 than sizeof (char *).
6121 (tree_size): Likewise. Add case for tcc_vl_exp.
6122 (tree_node_structure): Add case for tcc_vl_exp.
6123 (contains_placeholder_p): Likewise.
6124 (substitute_in_expr): Likewise.
6125 (substitute_placeholder_in_expr): Likewise.
6126 (stabilize_reference_1): Likewise.
6127 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6128 to diagnose breakage of this interface for constructing CALL_EXPRs.
6129 (build_nt): Add similar assertion here.
6130 (build_nt_call_list): New.
6131 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6132 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6134 (get_callee_fndecl): Use new CALL_EXPR accessors.
6135 (tree_operand_check_failed): Change parameters to pass entire node
6136 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6137 (process_call_operands): New.
6138 (build_vl_exp_stat): New.
6139 (build_call_list): New.
6140 (build_call_nary): New.
6141 (build_call_valist): New.
6142 (build_call_array): New.
6143 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6144 (call_expr_arglist): New.
6146 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6147 tcc_vl_exp instead of a fixed-size tcc_expression.
6149 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6150 accessors for CALL_EXPRs.
6151 (AGGR_INIT_EXPR): Likewise.
6153 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6154 Brooks Moses <brooks.moses@codesourcery.com>
6155 Lee Millward <lee.millward@codesourcery.com>
6157 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6158 (expand_builtin_nonlocal_goto): Change parameter to be entire
6159 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6160 (expand_builtin_prefetch): Likewise.
6161 (expand_builtin_classify_type): Likewise.
6162 (mathfn_built_in): Return NULL_TREE instead of 0.
6163 (expand_errno_check): Use new CALL_EXPR accessors.
6164 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6165 Return NULL_RTX instead of 0.
6166 (expand_builtin_mathfn_2): Likewise.
6167 (expand_builtin_mathfn_3): Likewise.
6168 (expand_builtin_interclass_mathfn): Likewise.
6169 (expand_builtin_sincos): Likewise.
6170 (expand_builtin_cexpi): Likewise.
6171 (expand_builtin_int_roundingfn): Likewise.
6172 (expand_builtin_int_roundingfn_2): Likewise.
6173 (expand_builtin_pow): Likewise.
6174 (expand_builtin_powi): Likewise.
6175 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6176 of arglist, fixing callers appropriately. Use new CALL_EXPR
6177 accessors and constructors. Return NULL_RTX instead of 0.
6178 (expand_builtin_strstr): Likewise.
6179 (expand_builtin_strchr): Likewise.
6180 (expand_builtin_strrchr): Likewise.
6181 (expand_builtin_strpbrk): Likewise.
6182 (expand_builtin_memcpy): Likewise.
6183 (expand_builtin_mempcpy): Likewise.
6184 (expand_builtin_mempcpy_args): New.
6185 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6186 (expand_builtin_memmove_args): New.
6187 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6188 (expand_movstr): Likewise.
6189 (expand_builtin_strcpy): Likewise.
6190 (expand_builtin_strcpy_args): New.
6191 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6192 (expand_builtin_strncpy): Likewise.
6193 (expand_builtin_memset): Likewise.
6194 (expand_builtin_memset_args): New.
6195 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6196 (expand_builtin_memcmp): Likewise.
6197 (expand_builtin_strcmp): Likewise.
6198 (expand_builtin_strncmp): Likewise.
6199 (expand_builtin_strcat): Likewise.
6200 (expand_builtin_strncat): Likewise.
6201 (expand_builtin_strspn): Likewise.
6202 (expand_builtin_strcspn): Likewise.
6203 (expand_builtin_args_info): Likewise.
6204 (expand_builtin_va_start): Likewise.
6205 (gimplify_va_arg_expr): Likewise.
6206 (expand_builtin_va_end): Likewise.
6207 (expand_builtin_va_copy): Likewise.
6208 (expand_builtin_frame_address): Likewise.
6209 (expand_builtin_alloca): Likewise.
6210 (expand_builtin_bswap): Likewise.
6211 (expand_builtin_unop): Likewise.
6212 (expand_builtin_fputs): Likewise.
6213 (expand_builtin_expect): Likewise.
6214 (expand_builtin_fabs): Likewise.
6215 (expand_builtin_copysign): Likewise.
6216 (expand_builtin_printf): Likewise.
6217 (expand_builtin_fprintf): Likewise.
6218 (expand_builtin_sprintf): Likewise.
6219 (expand_builtin_init_trampoline): Likewise.
6220 (expand_builtin_signbit): Likewise.
6221 (expand_builtin_fork_or_exec): Likewise.
6222 (expand_builtin_sync_operation): Likewise.
6223 (expand_builtin_compare_and_swap): Likewise.
6224 (expand_builtin_lock_test_and_set): Likewise.
6225 (expand_builtin_lock_release): Likewise.
6226 (expand_builtin): Likewise.
6227 (builtin_mathfn_code): Likewise.
6229 (fold_builtin_constant_p): Pass call arguments individually instead
6230 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6231 accessors and constructors. Return NULL_TREE instead of 0.
6232 (fold_builtin_expect): Likewise.
6233 (fold_builtin_classify_type): Likewise.
6234 (fold_builtin_strlen): Likewise.
6235 (fold_builtin_nan): Likewise.
6236 (integer_valued_real_p): Likewise.
6237 (fold_trunc_transparent_mathfn): Likewise.
6238 (fold_fixed_mathfn): Likewise.
6239 (fold_builtin_cabs): Likewise.
6240 (fold_builtin_sqrt): Likewise.
6241 (fold_builtin_cbrt): Likewise.
6242 (fold_builtin_cos): Likewise.
6243 (fold_builtin_cosh): Likewise.
6244 (fold_builtin_tan): Likewise.
6245 (fold_builtin_sincos): Likewise.
6246 (fold_builtin_cexp): Likewise.
6247 (fold_builtin_trunc): Likewise.
6248 (fold_builtin_floor): Likewise.
6249 (fold_builtin_ceil): Likewise.
6250 (fold_builtin_round): Likewise.
6251 (fold_builtin_int_roundingfn): Likewise.
6252 (fold_builtin_bitop): Likewise.
6253 (fold_builtin_bswap): Likewise.
6254 (fold_builtin_logarithm): Likewise.
6255 (fold_builtin_hypot): Likewise.
6256 (fold_builtin_pow): Likewise.
6257 (fold_builtin_powi): Likewise.
6258 (fold_builtin_exponent): Likewise.
6259 (fold_builtin_memset): Likewise.
6260 (fold_builtin_bzero): Likewise.
6261 (fold_builtin_memory_op): Likewise.
6262 (fold_builtin_bcopy): Deleted; call site changed to invoke
6263 fold_builtin_memory_op directly.
6264 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6265 (fold_builtin_strncpy): Likewise.
6266 (fold_builtin_memcmp): Likewise.
6267 (fold_builtin_strcmp): Likewise.
6268 (fold_builtin_strncmp): Likewise.
6269 (fold_builtin_signbit): Likewise.
6270 (fold_builtin_copysign): Likewise.
6271 (fold_builtin_isascii): Likewise.
6272 (fold_builtin_toascii): Likewise.
6273 (fold_builtin_isdigit): Likewise.
6274 (fold_builtin_fabs): Likewise.
6275 (fold_builtin_abs): Likewise.
6276 (fold_builtin_fmin_fmax): Likewise.
6277 (fold_builtin_carg): Likewise.
6278 (fold_builtin_classify): Likewise.
6279 (fold_builtin_unordered_cmp): Likewise.
6281 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6282 New functions split out from fold_builtin_1.
6283 (fold_builtin_n): New.
6284 (fold_builtin_varargs): New.
6285 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6287 (fold_call_expr): New.
6288 (build_function_call_expr): Rewrite to use new helper function.
6289 (fold_builtin_call_list): New.
6290 (build_call_expr): New.
6291 (fold_builtin_call_valist): New.
6292 (rewrite_call_expr): New.
6293 (validate_arg): New.
6294 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6295 of an arglist. Change return type to bool. Use new CALL_EXPR
6298 (fold_builtin_strstr): Pass call arguments individually instead
6299 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6300 accessors and constructors. Return NULL_TREE instead of 0.
6301 (fold_builtin_strchr): Likewise.
6302 (fold_builtin_strrchr): Likewise.
6303 (fold_builtin_strpbrk): Likewise.
6304 (fold_builtin_strcat): Likewise.
6305 (fold_builtin_strncat): Likewise.
6306 (fold_builtin_strspn): Likewise.
6307 (fold_builtin_strcspn): Likewise.
6308 (fold_builtin_fputs): Likewise.
6309 (fold_builtin_next_arg): Likewise.
6310 (fold_builtin_sprintf): Likewise.
6312 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6313 NULL_RTX instead of 0.
6314 (expand_builtin_memory_chk): Likewise.
6315 (maybe_emit_chk_warning): Likewise.
6316 (maybe_emit_sprintf_chk_warning): Likewise.
6318 (fold_builtin_object_size): Pass call arguments individually instead
6319 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6320 accessors and constructors. Return NULL_TREE instead of 0.
6321 (fold_builtin_memory_chk): Likewise.
6322 (fold_builtin_stxcpy_chk): Likewise.
6323 (fold_builtin_strncpy_chk): Likewise.
6324 (fold_builtin_strcat_chk): Likewise.
6325 (fold_builtin_strcat_chk): Likewise.
6326 (fold_builtin_strncat_chk): Likewise.
6327 (fold_builtin_sprintf_chk): Likewise.
6328 (fold_builtin_snprintf_chk): Likewise.
6329 (fold_builtin_printf): Likewise.
6330 (fold_builtin_vprintf): Likewise.
6332 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6334 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6335 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6336 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6337 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6338 (fold_unary): Likewise.
6339 (fold_binary): Likewise.
6340 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6341 ternary expressions.
6342 (fold): Add logic for tcc_vl_exp.
6343 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6344 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6345 (fold_build3_stat): Add assertion to flag broken interface for
6346 constructing CALL_EXPRs.
6347 (fold_build_call_list): New.
6348 (fold_build_call_list_initializer): New.
6349 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6351 (fold_strip_sign_ops): Likewise.
6353 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6354 Brooks Moses <brooks.moses@codesourcery.com>
6355 Lee Millward <lee.millward@codesourcery.com>
6357 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6358 accessors and dump arguments explicitly.
6360 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6362 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6364 (print_call_name): Use new CALL_EXPR accessors.
6366 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6367 CALL_EXPR arguments explicitly instead of as a list. Use
6368 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6370 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6371 (vrp_visit_stmt): Likewise.
6373 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6374 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6376 (force_move_till_expr): Likewise.
6378 * targhooks.c (default_external_stack_protect_fail): Use
6379 build_call_expr instead of build_function_call_expr.
6380 (default_hidden_stack_protect_fail): Likewise.
6382 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6385 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6386 and walk arguments explicitly.
6388 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6389 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6390 (expand_simple_operations): Likewise.
6391 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6393 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6394 of TREE_CODE_LENGTH.
6395 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6397 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6398 instead of TREE_CODE_LENGTH.
6400 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6401 (tree_ic_transform): Likewise.
6402 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6403 parameter instead of arglist. Fix callers.
6404 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6405 (tree_stringops_transform): Likewise.
6406 (tree_indirect_call_to_profile): Likewise.
6407 (tree_stringops_values_to_profile): Likewise.
6409 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6410 (eliminate_tail_call): Likewise.
6412 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6414 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6415 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6417 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6419 * omp-low.c (build_omp_barrier): Use build_call_expr.
6420 (lower_rec_input_clauses): Likewise.
6421 (lower_reduction_clauses): Likewise.
6422 (expand_parallel_call): Likewise.
6423 (maybe_catch_exception): Likewise.
6424 (expand_omp_for_generic): Likewise.
6425 (expand_omp_for_static_nochunk): Likewise.
6426 (expand_omp_sections): Likewise.
6427 (lower_omp_single_simple): Likewise.
6428 (lower_omp_single_copy): Likewise.
6429 (lower_omp_master): Likewise.
6430 (lower_omp_ordered): Likewise.
6431 (lower_omp_critical): Likewise.
6433 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6434 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6436 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6437 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6438 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6440 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6441 and generalize to handle any number of operands.
6442 (chrec_contains_undetermined): Likewise.
6443 (tree_contains_chrecs): Likewise.
6444 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6446 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6448 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6449 fold_call_expr instead of fold_builtin.
6450 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6451 match declarations there.
6452 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6455 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6456 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6458 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6459 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6461 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6464 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6465 (execute_cse_sincos): Use new CALL_EXPR accessors.
6467 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6469 * gimple-low.c (lower_function_body): Use build_call_expr.
6470 (lower_builtin_setjmp): Likewise.
6472 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6473 (set_storage_via_libcall): Likewise.
6474 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6475 instead of TREE_CODE_LENGTH.
6476 (expand_expr_real_1): Use new CALL_EXPR accessors.
6478 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6479 generalize to handle any number of operands.
6480 (TB_parent_eq): Likewise.
6482 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6483 (strip_builtin_expect): Likewise.
6485 * function.c (gimplify_parameters): Use build_call_expr.
6487 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6488 instead of TREE_CODE_LENGTH.
6490 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6491 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6493 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6496 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6497 (gimplify_decl_expr): Likewise.
6498 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6499 Use new CALL_EXPR iterators.
6500 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6501 (gimplify_modify_expr_to_memset): Likewise.
6502 (gimplify_variable_sized_compare): Likewise.
6503 (gimplify_omp_atomic_fetch_op): Likewise.
6504 (gimplify_omp_atomic_pipeline): Likewise.
6505 (gimplify_omp_atomic_mutex): Likewise.
6506 (gimplify_function_tree): Likewise.
6508 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6509 (call_expr_flags): Likewise.
6510 (expand_call): Likewise.
6512 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6513 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6516 * coverage.c (create_coverage): Use build_call_expr.
6518 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6519 (temp_call_expr_obstack): New.
6520 (pool_copy_list): Delete.
6521 (temp_copy_call_expr): New.
6522 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6523 CALL_EXPR accessors. Get rid of special goo for copying argument
6524 lists and use temp_copy_call_expr instead.
6525 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6526 CALL_EXPR accessors.
6527 (create_expression_by_pieces): Likewise. Use build_call_array
6528 to construct the result instead of fold_build3.
6529 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6530 dealing with argument lists.
6531 (init_pre): Remove references to expression_node_pool and
6532 list_node_pool. Init temp_call_expr_obstack instead.
6533 (fini_pre): Remove references to expression_node_pool and
6536 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6537 and walk arguments explicitly instead of as a list.
6539 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6540 (mx_register_decls): Likewise.
6541 (mudflap_register_call): Likewise.
6542 (mudflap_finish_file): Likewise.
6544 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6545 (ipa_callsite_compute_param): Likewise.
6547 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6548 accessors and constructor.
6550 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6551 accessors and constructor.
6552 (convert_tramp_reference): Likewise.
6553 (convert_call_expr): Likewise.
6554 (finalize_nesting_tree_1): Likewise.
6556 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6559 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6561 * tree-inline.c (initialize_inlined_parameters): Pass entire
6562 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6564 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6565 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6567 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6569 (vectorizable_reduction): Likewise.
6570 (vectorizable_call): Use new CALL_EXPR iterators.
6571 (vectorizable_conversion): Use build_call_expr.
6572 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6573 (vect_gen_widened_results_half): Use build_call_expr.
6574 (vect_setup_realignment): Likewise.
6575 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6577 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6578 (pass_through_call): Likewise.
6579 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6582 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6583 (tree_gen_pow2_profiler): Likewise.
6584 (tree_gen_one_value_profiler): Likewise.
6585 (tree_gen_ic_func_profiler): Likewise.
6586 (tree_gen_average_profiler): Likewise.
6587 (tree_gen_ior_profiler): Likewise.
6589 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6590 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6591 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6593 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6594 of TREE_CODE_LENGTH.
6596 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6597 of TREE_CODE_LENGTH.
6599 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6601 (convert_to_integer): Likewise.
6603 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6606 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6607 Brooks Moses <brooks.moses@codesourcery.com>
6608 Lee Millward <lee.millward@codesourcery.com>
6610 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6612 * config/frv/frv.c (frv_expand_builtin): Likewise.
6613 * config/s390/s390.c (s390_expand_builtin): Likewise.
6615 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6616 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6618 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6619 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6620 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6621 (ix86_expand_store_builtin): Likewise.
6622 (ix86_expand_unop_builtin): Likewise.
6623 (ix86_expand_unop1_builtin): Likewise.
6624 (ix86_expand_sse_compare): Likewise.
6625 (ix86_expand_sse_comi): Likewise.
6626 (ix86_expand_vec_init_builtin): Likewise.
6627 (ix86_expand_vec_ext_builtin): Likewise.
6628 (ix86_expand_vec_set_builtin): Likewise.
6629 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6631 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6632 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6634 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6635 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6636 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6638 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6640 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6641 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6642 arglist. Use new CALL_EXPR accessors. Fix callers.
6643 (altivec_expand_abs_builtin): Likewise.
6644 (rs6000_expand_binop_builtin): Likewise.
6645 (altivec_expand_predicate_builtin): Likewise.
6646 (altivec_expand_lv_builtin): Likewise.
6647 (spe_expand_stv_builtin): Likewise.
6648 (altivec_expand_stv_builtin): Likewise.
6649 (rs6000_expand_ternop_builtin): Likewise.
6650 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6651 (altivec_expand_st_builtin): Likewise.
6652 (altivec_expand_dst_builtin): Likewise.
6653 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6654 arglist. Use new CALL_EXPR accessors. Fix callers.
6655 (altivec_expand_vec_set_builtin): Likewise.
6656 (altivec_expand_vec_ext_builtin): Likewise.
6657 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6658 (spe_expand_builtin): Likewise.
6659 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6660 arglist. Use new CALL_EXPR accessors. Fix callers.
6661 (spe_expand_evsel_builtin): Likewise.
6662 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6663 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6665 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6666 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6667 (arm_expand_unop_builtin): Likewise.
6668 (arm_expand_builtin): Use new CALL_EXPR accessors.
6670 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6673 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6674 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6675 (bfin_expand_unop_builtin): Likewise.
6676 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6678 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6679 Brooks Moses <brooks.moses@codesourcery.com>
6680 Lee Millward <lee.millward@codesourcery.com>
6682 * c-semantics.c (build_stmt): Add internal diagnostic check.
6684 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6685 accessors. Print arguments explicitly instead of as a list.
6687 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6689 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6690 (c_finish_omp_flish): Likewise.
6692 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6693 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6694 instead of TREE_CODE_LENGTH.
6695 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6696 (c_warn_unused_result): Likewise.
6698 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6701 * doc/invoke.texi (Warning Options): Remove
6702 -Werror-implicit-function-declaration.
6703 (Wimplicit-function-declaration): Update description.
6704 * opts.c (common_handle_option): Move handling of -Werror=* to...
6705 (enable_warning_as_error): ...here.
6706 * opts.h (enable_warning_as_error): Declare.
6707 * c-decl.c (implicit_decl_warning): Unless
6708 -Wno-implicit-function-declaration is given, emit a pedwarn if
6709 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6710 * c.opt (Wimplicit-function-declaration): Replace
6711 mesg_implicit_function_declaration with
6712 warn_implicit_function_declaration.
6713 * c-opts.c (c_common_handle_option):
6714 -Werror-implicit-function-declaration is exactly equal as
6715 -Werror=implicit-function-declaration.
6716 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6717 warn_implicit_function_declaration.
6718 (c_common_post_options): -Wimplict-function-declaration is enabled
6719 by default by -std=c99, otherwise is disabled by default.
6720 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6722 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6724 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6725 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6726 former is ignored but not the latter.
6728 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6730 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6731 is made and the reference doesn't use the alias set of its type,
6732 do not create the temporary using that type.
6734 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6736 * jump.c: Remove prototypes for delete_computation and
6737 delete_prior_computation.
6739 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6741 * jump.c (get_label_after): Delete.
6742 (get_label_before, delete_computation, delete_jump,
6743 delete_prior_computation, follow_jumps): Move...
6744 * reorg.c (delete_computation, delete_prior_computation): ... here...
6745 (get_label_before, delete_jump): ... making these static ...
6746 (follow_jumps): ... and simplifying this since it only runs after
6748 * rtl.h (get_label_after, get_label_before, delete_jump,
6749 follow_jumps): Delete prototypes.
6751 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6753 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6755 2007-02-15 Nick Clifton <nickc@redhat.com>
6757 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6758 order to prevent it from being munged by the target.
6760 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/i386.md: Remove misleading comment.
6764 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6766 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6767 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6770 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6772 * tree-sra.c (instantiate_missing_elements): Canonicalize
6774 (sra_build_assignment): New.
6775 (generate_copy_inout, generate_element_copy,
6776 generate_element_zero, generate_one_element_init): Use it.
6778 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6780 * tree-sra.c (instantiate_missing_elements): Canonicalize
6782 (sra_build_assignment): New.
6783 (generate_copy_inout, generate_element_copy,
6784 generate_element_zero, generate_one_element_init): Use it.
6786 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6788 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6791 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6793 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6794 types as aggregates not scalars.
6795 * function.c (assign_stack_temp_for_type): Likewise.
6797 2007-02-14 Roger Sayle <roger@eyesopen.com>
6798 Zdenek Dvorak <dvorakz@suse.cz>
6800 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6803 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6805 * passes.c (next_pass_1): Clear the next field of the copied
6808 2007-02-14 Richard Henderson <rth@redhat.com>
6810 * tree-sra.c (early_sra): New.
6811 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6812 (tree_sra_early, pass_sra_early): New.
6813 * tree-pass.h (pass_sra_early): Declare.
6814 * passes.c (init_optimization_passes): Use it.
6816 2007-02-14 Richard Guenther <rguenther@suse.de>
6818 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6820 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6822 PR tree-optimization/30771
6823 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6825 (vect_analyze_operations): Induction phis can now be marked as
6827 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6828 Update documentation accordingly.
6830 2007-02-14 Nick Clifton <nickc@redhat.com>
6832 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6833 most 3 arguments are supported.
6834 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6836 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6838 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6839 Ensure dst->current is valid.
6841 2007-02-13 Paul Brook <paul@codesourcery.com>
6843 * config.gcc: Add arm*-*-uclinux-*eabi.
6844 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6845 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6846 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6847 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6848 (LINK_SPEC): Define.
6850 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6852 * config/arm/uclinux-eabi.h: New file.
6853 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6854 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6857 2007-02-13 Ian Lance Taylor <iant@google.com>
6859 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6860 * flags.h (warn_strict_overflow): Declare.
6861 (enum warn_strict_overflow_code): Define.
6862 (issue_strict_overflow_warning): New static inline function.
6863 * opts.c (warn_strict_overflow): New variable.
6864 (common_handle_option): Handle OPT_Wstrict_overflow and
6865 OPT_Wstrict_overflow_.
6866 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6868 * fold-const.c: Include intl.h.
6869 (fold_deferring_overflow_warnings): New static variable.
6870 (fold_deferred_overflow_warning): New static variable.
6871 (fold_deferred_overflow_code): New static variable.
6872 (fold_defer_overflow_warnings): New function.
6873 (fold_undefer_overflow_warnings): New function.
6874 (fold_undefer_and_ignore_overflow_warnings): New function.
6875 (fold_deferring_overflow_warnings_p): New function.
6876 (fold_overflow_warning): New static function.
6877 (make_range): Add strict_overflow_p parameter. Change all
6879 (extract_muldiv, extract_muldiv_1): Likewise.
6880 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6881 tree_expr_nonnegative_p.
6882 (fold_negate_expr): Call fold_overflow_warning.
6883 (fold_range_test): Likewise.
6884 (fold_comparison): Likewise.
6885 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6886 instead of tree_expr_nonnegative_p.
6887 (tree_expr_nonnegative_warnv_p): Rename from
6888 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6889 (tree_expr_nonnegative_p): New function.
6890 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6891 strict_overflow_p parameter.
6892 (tree_expr_nonzero_p): New function.
6893 * passes.c (verify_interpass_invariants): New static function.
6894 (execute_one_pass): Call it.
6895 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6897 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6898 (estimate_numbers_of_iterations): Likewise.
6899 (scev_probably_wraps_p): Likewise.
6900 * tree-ssa-ccp.c: Include "toplev.h".
6901 (evaluate_stmt): Defer fold overflow warnings until we know we are
6903 (struct fold_stmt_r_data): Add stmt field.
6904 (fold_stmt_r): Defer fold overflow warnings until we know we
6906 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6907 (fold_stmt_inplace): Likewise.
6908 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6909 (cleanup_control_expr_graph): Defer fold overflow warnings until
6910 we know we are going to optimize.
6911 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6912 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6914 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6915 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6916 * tree-ssa-loop-manip.c (create_iv): Likewise.
6917 * c-typeck.c (build_conditional_expr): Likewise.
6918 (build_binary_op): Likewise.
6919 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6920 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6921 (extract_range_from_unary_expr): Likewise.
6922 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6923 assuming that signed overflow does not occur.
6924 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6925 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6926 (fold_defer_overflow_warnings): Declare.
6927 (fold_undefer_overflow_warnings): Declare.
6928 (fold_undefer_and_ignore_overflow_warnings): Declare.
6929 (fold_deferring_overflow_warnings_p): Declare.
6930 (tree_expr_nonzero_warnv_p): Declare.
6931 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6933 (Warning Options): Document -Wstrict-overflow.
6934 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6935 (tree-ssa-ccp.o): Likewise.
6936 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6937 (fold-const.o): Depend on intl.h.
6939 2007-02-13 Ian Lance Taylor <iant@google.com>
6942 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6945 2007-02-13 Stuart Hastings <stuart@apple.com>
6947 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6949 2007-02-13 Richard Henderson <rth@redhat.com>
6951 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6952 handled_component_p before looking for the indirect_ref.
6954 2007-02-13 Richard Henderson <rth@redhat.com>
6956 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6957 remove flags clobber.
6958 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6959 (bswaphi_lowpart): New.
6960 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6961 remove TARGET_BSWAP test. Delete expander of the same name.
6963 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6964 (expand_unop): Use them.
6966 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6968 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6969 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6970 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6971 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6972 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6973 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6974 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6975 assembler dialect choice from asm templates.
6977 2007-02-12 Richard Henderson <rth@redhat.com>
6979 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6980 (fixuns_trunc<SSEMODEF>si2): Use it.
6981 * config/i386/sse.md (vec_setv4sf_0): Export.
6982 * config/i386/i386.c (ix86_build_const_vector): Export.
6983 (ix86_split_convert_uns_si_sse): Rename from
6984 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6985 * config/i386/i386-protos.h: Update.
6987 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6990 * c-typeck.c (c_finish_return): Improve warning message.
6992 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6994 * alias.c (find_symbolic_term): Delete unused function.
6996 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6998 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6999 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7000 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7002 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7004 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7005 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7006 the function, temporarily point the debug interface to the null one.
7008 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7010 * dwarf2out.c (round_up_to_align): New static function.
7011 (field_byte_offset): Use it to round the offset.
7013 2007-02-12 Richard Henderson <rth@redhat.com>
7015 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7016 (inswl_const): Export.
7018 2007-02-12 Richard Henderson <rth@redhat.com>
7020 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7021 result mode of the libcall, convert back to outmode.
7023 2007-02-12 Roger Sayle <roger@eyesopen.com>
7025 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7026 (bswapdi2): New define_expand to implement 32-bit implementation.
7028 2007-02-12 Nick Clifton <nickc@redhat.com>
7030 * doc/invoke.texi (Overall Options): Document --help=.
7031 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7032 (cc1_options): Pass --help= on to cc1.
7033 (display_help): Add description of --help=.
7034 (process_command): Add code to handle --help=. Allow translated
7035 --help and --target-help switches to be passed on to compiler
7037 (main): Remove unused if statement.
7038 * opts.c (columns): Remove.
7039 (LEFT_COLUMN): Define.
7040 (wrap_help): Add columns argument.
7041 (print_filtered_help): Change parameters to be an include bitmask,
7042 an exclude bitmask, an any bitmask and the column width. Move the
7043 code to display the params list here. Add code to display the
7044 status of options rather than their descriptions if the quiet flag
7046 (print_specific_help): Change parameters to be an include bitmask,
7047 an exclude bitmask and an any bitmask. Move code to look up the
7048 column width here. Decide upon the title for an options listing.
7049 (common_handle_options): Add code to handle --help=. Adapt code
7050 for --help and --target-help to use the revised form of the
7051 print_specific_help function.
7052 (print_help): Delete.
7053 (print_param_help): Delete.
7054 (print_switch): Delete.
7055 * opts.h (cl_lang_count): Add prototype.
7056 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7057 CL_MAX_OPTION_CLASS): New defines.
7058 * optc-gen.awk: Add construction of cl_lang_count.
7059 * c.opt: Add Warning attribute to warning options and Optimization
7060 attribute to optimization options.
7061 * common.opt: Likewise.
7063 Add -fhelp and -ftarget-help as aliases for the transformed --help
7064 and --target-help options.
7065 * opt-functions.awk: Add code to handle Warning and Optimization
7068 2007-02-12 Richard Henderson <rth@redhat.com>
7070 * config/alpha/constraints.md: New file.
7071 * config/alpha/alpha.c: Include tm-constrs.h.
7072 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7073 alpha_extra_constraint): Remove.
7074 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7075 * config/alpha/alpha-protos.h: Update.
7076 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7077 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7078 (EXTRA_CONSTRAINT): Remove.
7079 * config/alpha/alpha.md: Include constraints.md.
7080 (adddi splitter): Use satisfies_constraint_*.
7081 * config/alpha/predicates.md (add_operand): Likewise.
7082 (sext_add_operand, addition_operation): Likewise.
7084 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7086 PR tree-optimization/29145
7087 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7088 in our handling of restrict qualified pointers.
7090 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7093 * doc/invoke.texi (Wunused-value): Update description.
7094 (Wextra): Delete item.
7095 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7096 value of Wunused-value.
7097 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7098 (c_finish_stmt_expr): Don't check extra_warnings.
7099 (emit_side_effect_warnings): The caller is responsible to check
7102 2007-02-11 Roger Sayle <roger@eyesopen.com>
7103 Matt Thomas <matt@3am-software.com>
7105 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7107 2007-02-11 Roger Sayle <roger@eyesopen.com>
7109 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7110 comparisons of POPCOUNT against zero.
7111 (simplify_const_relational_operation): Likewise.
7113 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7115 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7117 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7119 * dwarf2out.c (root_type): Delete unused function.
7121 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7123 * genattrtab.c (contained_in_p): Delete unused function.
7124 (write_expr_attr_cache): Likewise.
7126 2007-02-11 Jan Hubicka <jh@suse.cz>
7128 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7131 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7133 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7134 to add the REG_EQ* note.
7135 * see.c (see_merge_one_use_extension): Likewise.
7136 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7137 turn REG_EQUAL notes into REG_EQUIV notes if the target
7138 register may have more than one set.
7139 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7140 * gcse.c (try_replace_reg): Likewise.
7141 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7142 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7143 more than one REG_EQUIV note.
7144 * reload1.c (gen_reload): Use set_unique_reg_note.
7146 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7148 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7149 (ix86_builtin_conversion): New function.
7151 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7154 * tree.h (DECL_REPLACEABLE_P): New macro.
7155 * except.c (set_nothrow_function_flags): Likewise.
7157 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7158 Ira Rosen <irar@il.ibm.com>
7159 Dorit Nuzman <dorit@il.ibm.com>
7161 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7162 * targhooks.c (default_builtin_vectorized_conversion): New.
7163 * targhooks.h (default_builtin_vectorized_function): New declaration.
7164 * target.h (struct vectorize): Add builtin_conversion field.
7165 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7166 stmt_vec_info_type value.
7167 (vectorizable_conversion): New declaration.
7168 * tree-vect-analyze.c (vect_analyze_operations): Add
7169 vectorizable_conversion call.
7170 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7171 * tree-vect-transform.c (vectorizable_conversion): New function.
7172 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7173 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7175 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7176 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7177 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7178 or ALTIVEC_BUILTIN_VCFSX.
7180 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7183 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7184 CONST_DOUBLE and operand 0 is a hard register.
7185 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7186 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7187 is a hard floating-point register.
7189 2007-02-10 Richard Henderson <rth@redhat.com>
7190 Jakub Jelinek <jakub@redhat.com>
7191 Alexandre Oliva <aoliva@redhat.com>
7193 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7194 * builtin-types.def (BT_WORD): Make unsigned.
7195 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7196 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7197 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7198 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7199 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7200 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7202 * expr.c (emutls_var_address): New.
7203 (expand_expr_real_1): Expand emulated tls.
7204 (expand_expr_addr_expr_1): Likewise.
7205 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7206 * output.h (emutls_finish): Declare.
7207 * toplev.c (compile_file): Call it.
7208 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7209 address before wrapping in CONST.
7210 * varasm.c (emutls_htab, emutls_object_type): New.
7211 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7212 (get_emutls_object_name, get_emutls_object_type): New.
7213 (get_emutls_init_templ_addr, emutls_decl): New.
7214 (emutls_common_1, emutls_finish): New.
7215 (assemble_variable): When emulating tls, swap decls; generate
7216 constructor for the emutls objects.
7217 (do_assemble_alias): When emulating tls, swap decl and target name.
7218 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7220 * varpool.c (decide_is_variable_needed): Look at force_output.
7221 Recurse for emulated tls.
7222 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7223 with decide_is_variable_needed.
7224 * emutls.c: New file.
7225 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7226 tls_object for real tls.
7228 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7230 PR rtl-optimization/29599
7231 * reload1.c (eliminate_regs_in_insn): Take the destination
7232 mode into account when computing the offset.
7234 2007-02-09 Stuart Hastings <stuart@apple.com>
7235 Richard Henderson <rth@redhat.com>
7237 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7238 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7239 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7240 fixuns_truncdfhi2): New.
7241 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7242 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7243 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7244 (floatunssidf2): Allow nonimmediate source.
7245 * config/i386/sse.md (movdi_to_sse): New.
7246 (vec_concatv2di): Drop '*'.
7247 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7248 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7249 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7251 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7252 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7253 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7254 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7255 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7256 ix86_build_const_vector.
7257 (x86_emit_floatuns): Rewrite.
7259 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7261 * genautomata.c (longest_path_length): Delete unused function.
7262 (struct state): Delete unused longest_path_length.
7263 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7264 (get_free_state): Delete unused.
7266 2007-02-09 Jan Hubicka <jh@suse.cz>
7268 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7269 * doc/invoke.texi (inline-unit-growth): Update default value.
7271 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7272 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7273 (rebuild_cgraph_edges): Likewise.
7274 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7275 (dump_cgraph_node): Dump frequencies.
7276 (cgraph_clone_edge): Add frequency scales.
7277 (cgraph_clone_node): Add freuqnecy.
7278 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7279 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7280 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7281 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7282 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7283 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7284 (save_inline_function_body): Likewise.
7285 * ipa-inline.c: inluce rtl.h
7286 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7287 (cgraph_edge_badness): Use frequencies.
7288 (cgraph_decide_recursive_inlining): Update clonning.
7289 (cgraph_decide_inlining_of_small_function): Dump frequency.
7290 * predict.c (estimate_bb_frequencies): Export.
7291 * predict.h (estimate_bb_frequencies): Declare.
7292 * tree-inline.c (copy_bb): Watch overflows.
7293 (expand_call_inline): Update call of cgraph_create_edge.
7294 (optimize_inline_calls): Use TODO flags to update frequnecies.
7295 * passes.h: Include predict.h
7296 (init_optimization_passes): Move profile ahead.
7297 (execute_function_todo): Handle TODO_rebuild_frequencies.
7299 2007-02-09 Roger Sayle <roger@eyesopen.com>
7301 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7302 the insbl or inswl pattern into a register.
7304 2007-02-09 Roger Sayle <roger@eyesopen.com>
7306 * config/ia64/ia64.md (bswapdi2): New define_insn.
7308 2007-02-09 Richard Henderson <rth@redhat.com>
7310 * config/i386/constraints.md (Ym): New constraint.
7311 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7312 (movdi_1_rex64): Split sse and xmm general register moves from
7313 memory move alternatives. Use conditional register constraints.
7314 (movsf_1, movdf_integer): Likewise.
7315 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7316 (movdf_integer_rex64): New.
7317 (pushsf_rex64): Fix output constraints.
7318 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7319 (sse2_stored): Likewise.
7320 (sse2_storeq_rex64): New.
7321 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7322 amd and not generic.
7323 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7324 for optimize_size. Remove SF/DFmode hack.
7326 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7328 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7331 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7332 Richard Sandiford <richard@codesourcery.com>
7334 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7335 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7336 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7337 m68k/t-mlib to tmake_file.
7338 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7339 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7340 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7341 Allow it to be cf or m68k. Set m68k_arch_family. If that
7342 variable is not empty, add t-$m68k_arch_family to tmake_file.
7343 Add t-mlibs to tmake_file.
7344 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7345 * config/m68k/t-cf: New file.
7346 * config/m68k/t-m68k: Likewise.
7347 * config/m68k/t-mlibs: Likewise.
7348 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7349 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7350 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7351 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7352 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7354 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7355 (INSTALL_LIBGCC): Delete.
7356 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7357 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7358 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7359 (M68K_MLIB_CPU): Define.
7360 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7361 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7362 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7364 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7365 Richard Guenther <rguenther@suse.de>
7368 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7369 against INT_MIN/INT_MAX.
7370 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7371 file if a loop is removed.
7373 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7375 * calls.c (store_one_arg): Pass correct alignment to
7376 emit_push_insn for non-BLKmode values.
7377 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7378 unaligned stack slot via a suitably aligned slot.
7380 2007-02-08 DJ Delorie <dj@redhat.com>
7382 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7384 (legal_subregs): Use unsigned char, make const.
7385 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7387 2007-02-08 Paul Brook <paul@codesourcery.com>
7389 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7390 special interworking needed.
7392 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7394 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7395 conditional to __SSE2__.
7396 (Entries below should have been added to first ChangeLog
7397 entry for amdfam10 dated 2007-02-05)
7398 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7400 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7402 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7405 2007-02-08 DJ Delorie <dj@redhat.com>
7407 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7408 * config/m32c/m32c.c (legal_subregs): New.
7409 (m32c_illegal_subreg_p): New.
7410 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7411 unsupported subregs of hard regs.
7413 2007-02-08 Jan Hubicka <jh@suse.cz>
7415 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7416 the same one; always update histograms.
7418 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7420 * passes.c (init_optimization_passes): Tidy comment.
7422 2007-02-08 Roger Sayle <roger@eyesopen.com>
7424 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7425 strip zero_extend, bswap and rotates from POCOUNT's argument.
7426 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7427 zero_extend and rotates from PARITY's argument.
7428 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7429 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7430 of an integer constant at compile-time.
7432 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7435 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7437 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7440 * tree-ssa-live.c (remove_unused_locals): Do not remove
7441 TREE_ADDRESSABLE variables.
7442 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7443 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7444 FOR_CLOBBER. Update all users.
7445 If VAR has an associated alias set, add a virtual operand for
7446 it if no alias is found to conflict with the memory reference.
7448 2007-02-07 Jan Hubicka <jh@suse.cz>
7449 Robert Kidd <rkidd@crhc.uiuc.edu>
7451 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7453 2007-02-07 Ian Lance Taylor <iant@google.com>
7455 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7457 2007-02-07 Roger Sayle <roger@eyesopen.com>
7459 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7460 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7461 tablejumpdi, movsi_to_cr_one): Remove constraints from
7462 define_expand's match_operands.
7464 2007-02-07 Roger Sayle <roger@eyesopen.com>
7466 * global.c (compute_regsets): Move declatation of "i" inside of
7467 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7469 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7472 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7473 of INDIRECT_REF <RESULT_DECL>.
7475 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7477 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7478 Kaz Kojima <kkojima@gcc.gnu.org>
7481 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7483 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7485 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7487 * doc/loop.texi: Document possibility not to perform disambiguation
7488 of loops with multiple latches.
7489 * cfgloopmanip.c (alp_enum_p): Removed.
7490 (add_loop): Handle subloops. Use get_loop_body_with_size.
7491 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7492 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7493 the new forwarder block.
7494 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7495 Handle the case latch is NULL.
7496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7497 when marking loop exits.
7498 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7500 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7501 disambiguate_loops_with_multiple_latches.
7502 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7503 before fix_loop_structure.
7504 * cfgloop.c: Include pointer-set.h and output.h.
7505 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7506 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7507 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7508 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7509 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7510 disambiguate_multiple_latches, get_loop_body_with_size,
7511 disambiguate_loops_with_multiple_latches): New functions.
7512 (flow_loop_dump): Dump multiple latch edges.
7513 (flow_loop_nodes_find): Handle loops with multiple latches.
7514 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7515 (glb_enum_p): Modified.
7516 (get_loop_body): Use get_loop_body_with_size.
7517 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7518 (AVOID_CFG_MODIFICATIONS): New constant.
7519 (disambiguate_loops_with_multiple_latches, add_loop,
7520 get_loop_body_with_size): Declare.
7521 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7523 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7526 * global.c (compute_regsets): New function.
7527 (global_alloc): Refactored ELIMINABLE_REGSET
7528 and NO_GLOBAL_ALLOC_REGS computation out.
7529 (rest_of_handle_global_alloc): Call compute_regsets()
7530 for non-optimizing case.
7532 2007-02-06 Richard Henderson <rth@redhat.com>
7534 * config/i386/constraints.md (Y2): Rename from Y.
7535 (Yi): New constraint.
7536 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7537 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7538 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7539 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7540 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7541 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7542 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7543 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7544 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7545 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7546 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7547 vec_extractv2si_1): Change Y constraints to Y2.
7548 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7549 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7550 Change Y constraints to Y2.
7551 (sse2_loadld): Change Y constraints to x.
7553 2007-02-06 Roger Sayle <roger@eyesopen.com>
7555 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7556 (parity<mode>2): New define_expand using rs6000_emit_parity.
7557 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7558 rs6000_emit_parity): New functions.
7559 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7560 rs6000_emit_parity): Prototype here.
7562 2007-02-06 Ian Lance Taylor <iant@google.com>
7564 * lower-subreg.c (simple_move_operand): Reject CONST.
7565 (resolve_clobber): Call validate_change rather than directly
7566 assigning to XEXP (pat, 0).
7568 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7570 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7571 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7572 (tree-cfg.o): Remove hashtab.h dependency.
7574 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7575 (struct ivopts_data): Change niters to pointer_map_t.
7576 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7577 (niter_for_exit): Create pointer_map on demand. Change for
7579 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7580 (free_loop_data): Destroy data->niters if created and reset field.
7581 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7582 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7584 * tree-ssa-reassoc.c: Include pointer-set.h.
7585 (bb_rank): Change to long *.
7586 (operand_rank): Change to pointer_map_t.
7587 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7588 (insert_operand_rank): Accept long.
7589 (operand_entry_hash, operand_entry_eq): Remove.
7590 (get_rank): Return long. Adjust for changes above.
7591 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7593 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7595 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7596 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7597 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7599 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7600 directly since it cannot be NULL.
7601 (get_vi_for_tree): Rewrite for pointer_map API.
7602 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7603 (init_alias_vars): Create vi_for_tree as pointer_map.
7604 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7606 * tree-cfg.c: Don't include hashtab.h.
7607 (edge_to_cases): Declare as pointer_map.
7608 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7610 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7611 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7612 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7614 (record_switch_edge): Delete.
7615 (get_cases_for_edge): Adjust for pointer_map API, inline
7616 record_switch_edge (rewritten for new API), remove goto.
7618 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7620 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7621 * tree-nested.c: Include pointer-set.h.
7622 (var_map_elt, var_map_eq, var_map_hash): Delete.
7623 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7625 (nesting_info_bitmap_obstack): New.
7626 (lookup_field_for_decl): Adjust for pointer_map API.
7627 (lookup_tramp_for_decl): Adjust for pointer_map API.
7628 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7629 (get_local_debug_decl): Adjust for pointer_map API.
7630 (convert_nl_goto_reference): Adjust for pointer_map API.
7631 (convert_nl_goto_receiver): Adjust for pointer_map API.
7632 (create_nesting_tree): Create outside GGC space. Create bitmap on
7633 the new obstack. Create field_map and var_map as pointer_maps.
7634 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7636 (lower_nested_functions): Move root here, no need to NULL it.
7637 Initialize and release the obstack.
7639 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7641 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7642 Remove prototypes and make them non-static.
7643 (struct tree_int_map): Remove.
7644 * tree.h (struct tree_int_map): Move here, turning TO into an
7646 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7648 * tree.h (TREE_COMPLEXITY): Remove.
7649 (struct tree_exp): Remove complexity field.
7650 * tree.c (build1_stat): Don't set it.
7652 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7653 Victor Kaplansky <victork@il.ibm.com>
7655 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7656 (vect_is_simple_reduction): Support reduction with induction as
7657 one of the operands.
7658 (vect_is_simple_iv_evolution): Fix formatting.
7659 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7660 formatting. Don't mark induction phis for vectorization.
7661 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7662 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7663 (vect_get_vec_def_for_operand): Support induction.
7664 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7666 (vectorizable_reduction): Support reduction with induction as one of
7668 (vectorizable_type_demotion): Use def-type of stmt argument rather
7669 than dummy def-type.
7671 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7672 flag_tree_scev_cprop.
7673 * common.opt (tree-scev-cprop): New flag.
7675 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7676 call to vect_get_new_vect_var.
7678 2007-02-06 Ira Rosen <irar@il.ibm.com>
7680 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7681 vectype is not NULL.
7682 (vect_pattern_recog_1): Likewise.
7684 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7686 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7687 (fold_negate_expr): Likewise.
7689 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7692 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7693 even if cv-qualification is the same.
7695 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7697 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7698 __enable_execute_stack on completion.
7700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7702 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7703 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7704 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7705 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7706 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7707 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7708 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7709 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7713 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7714 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7715 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7716 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7717 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7718 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7719 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7720 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7721 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7722 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7723 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7724 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7725 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7726 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7727 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7728 sqrtextenddfxf2_i387): Added amdfam10_decode.
7730 * config/i386/athlon.md (athlon_idirect_amdfam10,
7731 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7732 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7733 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7734 athlon_ivector_store_amdfam10): New define_insn_reservation.
7735 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7740 * config/i386/athlon.md (athlon_call_amdfam10,
7741 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7742 define_insn_reservation.
7743 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7744 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7745 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7749 * config/i386/athlon.md (athlon_sseld_amdfam10,
7750 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7751 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7755 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7756 define_insn_reservation.
7757 * config/i386/i386.md (sseins): Added sseins to define_attr type
7758 and define_attr unit.
7759 * config/i386/sse.md: Set type attribute to sseins for insertq
7762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7764 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7765 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7766 ssecomi_load_amdfam10, ssecomi_amdfam10,
7767 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7768 define_insn_reservation.
7769 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7773 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7774 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7775 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7776 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7777 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7778 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7779 define_insn_reservation.
7781 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7782 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7783 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7784 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7785 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7789 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7790 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7791 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7792 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7793 athlon_ssemul_load_k8): Added amdfam10.
7795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7797 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7798 (x86_sse_unaligned_move_optimal): New variable.
7800 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7802 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7803 for unaligned vector SSE double/single precision loads for AMDFAM10.
7805 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7807 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7808 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7809 Define TARGET_CPU_DEFAULT_amdfam10.
7810 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7811 (processor_type): Add PROCESSOR_AMDFAM10.
7813 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7814 processor_type in config/i386/i386.h.
7815 Enable imul peepholes for TARGET_AMDFAM10.
7817 * config.gcc: Add support for --with-cpu option for amdfam10.
7819 * config/i386/i386.c (amdfam10_cost): New variable.
7820 (m_AMDFAM10): New macro.
7821 (m_ATHLON_K8_AMDFAM10): New macro.
7822 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7823 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7824 x86_promote_QImode, x86_integer_DFmode_moves,
7825 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7826 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7827 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7828 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7829 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7830 Enable/disable for amdfam10.
7831 (override_options): Add amdfam10_cost to processor_target_table.
7832 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7833 processor_alias_table.
7834 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7835 (ix86_adjust_cost): Add code for amdfam10.
7837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7839 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7840 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7841 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7842 * config/i386/i386.h: Add builtin definition for SSE4A.
7843 * config/i386/i386.md: Add support for ABM instructions
7845 * config/i386/sse.md: Add support for SSE4A instructions
7846 (movntss, movntsd, extrq, insertq).
7847 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7848 Add -march=amdfam10 flag.
7849 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7850 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7852 * doc/extend.texi: Add documentation for SSE4A builtins.
7854 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7856 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7858 2007-02-05 Richard Guenther <rguenther@suse.de>
7860 * tree-vectorizer.h (vectorizable_function): Add argument type
7861 argument, change return type.
7862 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7863 * tree-vect-transform.c (vectorizable_function): Handle extra
7864 argument, return vectorized function decl.
7865 (build_vectorized_function_call): Remove.
7866 (vectorizable_call): Handle calls with result and argument types
7867 differing. Handle loop vectorization factor correctly.
7868 * targhooks.c (default_builtin_vectorized_function): Adjust for
7870 * targhooks.h (default_builtin_vectorized_function): Likewise.
7871 * target.h (builtin_vectorized_function): Add argument type
7873 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7874 extra argument, allow vectorizing of lrintf.
7875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7876 documentation of target hook.
7878 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7881 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7882 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7883 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7885 2007-02-05 Roger Sayle <roger@eyesopen.com>
7887 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7888 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7889 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7890 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7891 before canonicalizing sincos to cexpi.
7892 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7894 2007-02-05 Roger Sayle <roger@eyesopen.com>
7896 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7897 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7898 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7900 2007-02-05 Roger Sayle <roger@eyesopen.com>
7902 * mips-tfile.c (initialize_init_file): Correct endianness test.
7904 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7906 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7909 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7911 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7912 saves in a PARALLEL before the register assignments.
7914 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7916 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7917 DWARF_FRAME_RETURN_COLUMN to be a general register.
7918 * dwarf2out.c (init_return_column_size): New function, split from...
7919 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7920 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7921 to be nongeneral registers.
7922 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7924 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7925 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7927 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7929 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7931 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7933 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7934 (remove_path): Use can_remove_branch_p and remove_branch instead
7935 of loop_delete_branch_edge.
7936 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7937 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7938 Update profile using scale_dominated_blocks_in_loop.
7939 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7940 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7941 (can_remove_branch_p, remove_branch): Declare.
7942 * tree-cfg.c (tree_can_remove_branch_p): New function.
7943 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7944 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7945 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7947 2007-02-05 Jan Hubicka <jh@suse.cz>
7950 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7951 nodes in cgraph, don't remove offline copy of the function.
7953 2007-02-04 Jan Hubicka <jh@suse.cz>
7955 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7956 vectors might cause maybe_lookup_element_for_expr to be called
7957 on non-sra-candidate.
7959 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7961 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7962 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7963 spelling conventions.
7965 2007-02-04 Richard Guenther <rguenther@suse.de>
7968 * fold-const.c (try_move_mult_to_index): Make sure to not
7969 overflow one dimension of a multi-dimensional array access.
7971 2007-02-04 Jan Hubicka <jh@suse.cz>
7973 * passes.c (init_optimization_passes): Reindent.
7975 2007-02-04 Jan Hubicka <jh@suse.cz>
7976 Eric Botcazou <ebotcazou@adacore.com>
7978 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7979 (execute_fixup_cfg): Break out the abnormal goto code.
7980 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7981 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7982 (optimize_inline_calls): Call make_nonlocal_label_edges.
7984 2007-02-04 Jan Hubicka <jh@suse.cz>
7986 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7987 true when something was changed.
7988 (rename_ssa_copies): When something was changed, do
7989 TODO_remove_unused_locals.
7990 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7991 add TODO_remove_unused_locals when instruction was removed.
7993 2007-02-04 Jan Hubicka <jh@suse.cz>
7995 * ipa-inline.c (try_inline): Improve debug output; work on already
7997 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7998 call try_inline for already inlined edges too when flattening;
7999 inline also functions that make callee growth but overall unit size
8002 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8004 * config/m32c/bitops.md, config/m32c/jump.md,
8005 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8006 config/m32r/m32r.h, config/m32r/m32r.md,
8007 config/m32r/predicates.md, config/m68hc11/larith.asm,
8008 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8009 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8010 config/mips/mips-protos.h, config/mips/mips.c,
8011 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8012 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8013 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8014 spelling conventions.
8016 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8017 Follow spelling conventions.
8019 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8021 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8022 warn about C++0x compatibility.
8024 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8026 * config/h8300/h8300.c, config/h8300/h8300.h,
8027 config/h8300/h8300.md: Follow spelling conventions.
8029 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8032 * combine.c (try_combine): Do not substitute source operand
8033 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8035 2007-02-03 Jan Hubicka <jh@suse.cz>
8037 PR gcov-profile/30650
8038 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8039 do not divide by zero for never executed counters.
8040 (tree_find_values_to_profile): Fix counters.
8041 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8043 2007-02-03 Ian Lance Taylor <iant@google.com>
8045 * lower-subreg.c (simple_move_operand): New static function,
8046 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8048 (simple_move): Call simple_move_operand.
8049 (find_decomposable_subregs): Add special handling of MEMs.
8050 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8051 meaning of return value. If we see a hard register, test whether
8052 it can store a word_mode value. Change all callers.
8054 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8056 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8057 ftrapv insns and expanders.
8058 (subdi3): Change define_expand operand 1 to arith11_operand, and
8059 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8060 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8061 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8065 * varasm.c (notice_global_symbol): Treat global objects as weak when
8068 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8070 * emit-rtl.c (dconstpi): Delete.
8072 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8073 * real.h (dconstpi): Delete.
8075 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8076 (fold_builtin_hypot): Likewise.
8078 2007-02-03 Tom Tromey <tromey@redhat.com>
8081 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8082 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8084 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8086 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8087 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8088 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8089 config/rs6000/cell.md, config/rs6000/darwin.h,
8090 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8091 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8092 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8093 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8094 typos. Follow spelling conventions.
8095 * doc/invoke.texi: Follow spelling conventions.
8097 2007-02-03 Roger Sayle <roger@eyesopen.com>
8099 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8100 canonicalization transformations that attempt to simplify integer
8101 constant comparisons to become comparisons against zero.
8103 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8107 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8108 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8110 2007-02-02 Mike Stump <mrs@apple.com>
8112 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8113 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8114 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8115 generate a branch island.
8117 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8119 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8120 (xtensa_legitimate_address_p): New.
8121 (xtensa_legitimize_address): New.
8122 (xtensa_output_addr_const_extra): New.
8123 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8125 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8126 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8127 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8128 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8129 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8130 (xtensa_legitimize_address): New.
8131 (xtensa_output_addr_const_extra): New.
8133 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8135 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8137 2007-02-02 Ian Lance Taylor <iant@google.com>
8139 * expmed.c (expand_divmod): Add comment.
8141 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8143 * emit-rtl.c (renumber_insns): Remove.
8144 * flags.h: Remove the extern for flag_renumber_insns.
8145 * rtl.h: Remove the prototype for renumber_insns.
8146 * toplev.c (flag_renumber_insns): Remove.
8148 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8150 Revert for x86 darwin:
8151 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8153 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8154 code before the following patch under TARGET_MACHO.
8155 (ix86_function_value_regno_p): Likewise.
8157 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8159 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8162 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8165 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8166 general or fp registers. Add comments.
8167 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8169 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8171 * pointer-set.c (insert_aux): Only return insertion slot.
8172 (pointer_set_insert): Adjust.
8173 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8174 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8175 pointer_map_traverse): New.
8176 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8177 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8178 pointer_map_contains, pointer_map_traverse): Declare.
8180 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8183 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8184 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8186 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8188 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8190 (struct _dep): New type.
8191 (dep_t): New typedef.
8192 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8193 (DEP_STATUS): New access macro. The macro with the same name was
8194 renamed to DEP_LINK_STATUS.
8195 (dep_init): Declare function
8197 (struct _dep_link): New type.
8198 (dep_link_t): New typedef.
8199 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8200 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8201 (DEP_LINK_STATUS): New macro.
8202 (debug_dep_links): New debug function.
8204 (struct _deps_list): New type.
8205 (deps_list_t): New typedef.
8206 (DEPS_LIST_FIRST): New access macro.
8207 (FOR_EACH_DEP_LINK): New cycle macro.
8208 (create_deps_list, free_deps_list, delete_deps_list): Declare
8210 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8211 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8212 (copy_deps_list_change_con): Ditto.
8214 (move_dep_link): Declare function.
8216 (struct _dep_node): New type.
8217 (dep_node_t): New typedef.
8218 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8220 (struct haifa_insn_data.back_deps): New field to hold backward
8221 dependencies of the insn.
8222 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8224 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8225 Change its type to deps_list_t.
8226 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8227 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8228 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8230 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8232 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8234 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8236 (dep_cost): Declare.
8238 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8239 (ds_to_dk, dk_to_ds): New functions.
8241 (init_dep_1): New static function.
8242 (init_dep): New function.
8243 (copy_dep): New static function.
8245 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8247 (detach_dep_link): New static function.
8248 (move_dep_link): New function.
8250 (dep_links_consistent_p, dump_dep_links): New static functions.
8251 (debug_dep_links): New debugging function.
8253 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8255 (alloc_deps_list, init_deps_list): New static functions.
8256 (create_deps_list): New function.
8257 (clear_deps_list): New static function.
8258 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8259 (deps_list_consistent_p, dump_deps_list): New static functions.
8260 (debug_deps_list): New function.
8261 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8263 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8265 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8266 use new scheduler dependencies lists.
8267 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8268 (sched_analyze): Ditto. Initialize dependencies lists.
8269 (add_forw_dep, compute_forward_dependences): Update to use new
8270 scheduler dependencies lists.
8272 (init_dependency_caches): Init deps_obstack.
8273 (free_dependency_caches): Free deps_obstack.
8275 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8276 new scheduler dependencies lists.
8277 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8278 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8280 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8281 Update to use new scheduler dependencies lists.
8282 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8283 (debug_dependencies): Ditto.
8284 (schedule_region): Update comments.
8286 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8287 scheduler dependencies lists.
8288 (schedule_ebb): Update comments.
8290 * rtl.def (DEPS_LIST): Remove.
8292 * lists.c (unused_deps_list): Remove.
8293 (free_list): Update assertions.
8295 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8296 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8298 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8299 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8301 * haifa-sched.c (comments): Update.
8302 (insn_cost1): Remove. Inline the code into insn_cost ().
8303 (insn_cost): Update to use new scheduler dependencies lists. Move
8304 processing of the dependency cost to dep_cost ().
8305 (dep_cost): New function. Use it instead of insn_cost () when
8306 evaluating cost of the dependency. Use compatible interface to
8307 interact with the target.
8308 (priority): Update to use new scheduler dependencies lists.
8309 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8310 with greater number of insns that depend on the insn.
8311 (schedule_insn): Update to use new scheduler dependencies lists. Add
8312 code to free backward dependencies lists. Inline and optimize code
8313 from resolve_dep () - see PR28071.
8314 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8315 lists. Update call to targetm.sched.is_costly_dependence hook.
8317 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8318 scheduler dependencies lists.
8320 (resolve_dep): Remove. Move the logic to schedule_insn ().
8321 (init_h_i_d): Initialize dependencies lists.
8323 (process_insn_depend_be_in_spec): Rename to
8324 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8326 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8327 Update to use new scheduler dependencies lists.
8328 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8330 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8331 new scheduler dependencies lists.
8332 (build_intra_loop_deps): Ditto.
8334 * target.h (struct _dep): Declare to use in
8335 gcc_target.sched.is_costly_dependence.
8336 (struct gcc_target.sched.adjust_cost): Fix typo.
8337 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8338 single dep_t parameter instead of an equivalent triad.
8339 (struct gcc_target.sched.adjust_cost_2): Remove.
8341 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8343 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8345 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8347 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8349 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8350 (REG_DEP_TRUE): Document.
8352 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8353 Change signature to correspond to the targetm.sched.adjust_cost hook.
8354 Update use in TARGET_SCHED_ADJUST_COST_2.
8355 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8356 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8357 new scheduler dependencies lists.
8358 (ia64_gen_check): Ditto.
8360 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8363 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8364 signature to correspond to the targetm.sched.is_costly_dependence hook.
8365 (is_costly_group): Update to use new scheduler dependencies lists.
8367 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8368 instead of INSN_COST () macro.
8370 2007-02-01 Ian Lance Taylor <iant@google.com>
8372 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8374 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8376 * pa.md (tp_load): Correct mfctl instruction syntax.
8378 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8380 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8381 altivec_padding_size calculation on AIX. Improve comment, add
8382 assert to verify that it's right.
8384 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8387 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8390 * global.c (global_alloc): Add mising initialization of
8393 2007-02-01 Roger Sayle <roger@eyesopen.com>
8395 * alias.c (init_alias_analysis): Correct whitespace.
8396 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8397 partition_hot_cold_basic_blocks): Likewise.
8398 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8399 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8400 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8401 fold_builtin_snprintf_chk, fold_builtin_printf,
8402 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8403 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8404 * cfgcleanup.c (cleanup_cfg): Likewise.
8405 * cfgexpand.c (tree_expand_cfg): Likewise.
8406 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8407 * function.c (get_next_funcdef_no): Likewise.
8408 * gengtype.c (main): Likewise.
8409 * genmodes.c (main): Likewise.
8410 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8411 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8412 * ifcvt.c (noce_emit_move_insn): Likewise.
8413 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8415 * stor-layout.c (get_best_mode): Likewise.
8416 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8417 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8418 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8419 perform_var_substitution, solve_graph): Likewise.
8420 * tree-vrp.c (vrp_finalize): Likewise.
8422 2007-02-01 Ian Lance Taylor <iant@google.com>
8424 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8425 high part of a paradoxical subreg, return a constant zero.
8427 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8429 * toplev.c (lang_dependent_init): Call init_set_costs.
8430 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8432 2007-02-01 Richard Guenther <rguenther@suse.de>
8435 * fold-const.c (fold_negate_expr): Allow negating a
8436 constant if overflow does not change.
8438 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8440 * doc/c-tree.texi (Expression trees): Improve markup.
8441 * doc/tm.texi (Register Classes, Addressing Modes)
8442 (Floating Point): Fix spacing after abbreviations. Fix some
8445 2007-02-01 Ben Elliston <bje@au.ibm.com>
8447 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8448 * doc/contrib.texi: Likewise.
8449 * doc/install.texi: Likewise.
8451 2007-01-31 Richard Henderson <rth@redhat.com>
8452 Ian Lance Taylor <iant@google.com>
8454 * lower-subreg.c: New file.
8455 * rtl.def (CONCATN): Define.
8456 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8458 * emit-rtl.c (update_reg_offset): New static function, broken out
8459 of gen_rtx_REG_offset.
8460 (gen_rtx_REG_offset): Call update_reg_offset.
8461 (gen_reg_rtx_offset): New function.
8462 * regclass.c: Revert patch of 2006-03-05, restoring
8464 (clear_reg_info_regno): New function.
8465 * dwarf2out.c (concatn_loc_descriptor): New static function.
8466 (loc_descriptor): Handle CONCATN.
8467 * common.opt (fsplit_wide_types): New option.
8468 * opts.c (decode_options): Set flag_split_wide_types when
8470 * timevar.def (TV_LOWER_SUBREG): Define.
8471 * rtl.h (gen_reg_rtx_offset): Declare.
8472 (reg_scan_update): Declare.
8473 * regs.h (clear_reg_info_regno): Declare.
8474 * tree-pass.h (pass_lower_subreg): Declare.
8475 (pass_lower_subreg2): Declare.
8476 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8477 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8479 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8480 * Makefile.in (OBJS-common): Add lower-subreg.o.
8481 (lower-subreg.o): New target.
8483 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8485 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8487 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8490 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8492 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8495 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8497 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8499 * cfgloop.h: Include vec-prim.h.
8500 (enum li_flags): Remove LI_ONLY_OLD.
8501 (loop_iterator): Changed.
8502 (fel_next, fel_init): Iterate over loop tree.
8503 (FOR_EACH_LOOP_BREAK): New macro.
8504 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8506 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8507 * modulo-sched.c (sms_schedule): Ditto.
8508 * tree-vectorizer.c (vectorize_loops): Ditto.
8509 * doc/loop.texi: Update information on loop numbering and behavior of
8510 FOR_EACH_LOOP wrto new loops.
8511 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8512 add_to_evolution_1): Test nestedness of loops instead of comparing
8514 * tree-chrec.c (chrec_fold_plus_poly_poly,
8515 chrec_fold_multiply_poly_poly, chrec_evaluate,
8516 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8517 reset_evolution_in_loop): Ditto.
8518 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8520 2007-01-31 Dirk Mueller <dmueller@suse.de>
8522 * c-common.c (warn_about_parentheses): Separate warning about
8523 un-parenthized sequence of comparison operators from the one
8524 which is supposed to warn about x <= y <= z.
8526 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8528 * optabs.h (enum optab_index): Add new OTI_isinf.
8529 (isinf_optab): Define corresponding macro.
8530 * optabs.c (init_optabs): Initialize isinf_optab.
8531 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8533 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8534 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8536 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8537 expand_builtin_interclass_mathfn.
8538 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8539 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8540 (fxam<mode>2_i387): New insn pattern.
8541 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8542 built-in functions as x87 inline asm.
8544 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8546 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8548 2007-01-30 Eric Christopher <echristo@apple.com>
8550 * config.gcc: Add geode.
8552 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8554 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8555 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8556 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8557 value-prof.c: Fix comment typos.
8559 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8562 * doc/invoke.texi (Wpointer-arith): Document warning.
8564 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8566 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8567 the list of discrepancies from the draft TR.
8569 2007-01-30 Dirk Mueller <dmueller@suse.de>
8572 * doc/invoke.texi (-Wreturn-type): Update description to
8575 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8577 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8579 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8581 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8582 to handle optabs that operate on floating point input argument and
8583 output to integer output.
8584 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8585 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8586 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8587 expand_builtin_interclass_mathfn ().
8588 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8590 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8591 ilogbl built-in functions as x87 intrinsics.
8593 2007-01-30 Richard Guenther <rguenther@suse.de>
8596 * dwarf2out.c (reference_to_unused): Query varpool if the
8597 variable was output.
8599 2007-01-30 Richard Guenther <rguenther@suse.de>
8602 * passes.c (execute_one_pass): Reset in_gimple_form to not
8603 confuse non-unit-at-a-time mode.
8605 2007-01-29 Roger Sayle <roger@eyesopen.com>
8606 Richard Guenther <rguenther@suse.de>
8608 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8609 avoid undefined behaviour on overflow. Use force_fit_type_double
8610 to construct the constant with the specified TREE_OVERFLOW.
8612 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8614 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8615 * config/dfp-bit.h: Ditto.
8617 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8619 * c-decl.c (pop_scope): Replace warnings with call to
8620 warn_for_unused_label.
8621 * c-common.h (warn_for_unused_label): Declare.
8622 * c-common.c (warn_for_unused_label): Define.
8624 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8626 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8629 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8631 * Makefile.in (USER_H): Remove decfloat.h.
8632 * ginclude/decfloat.h: Delete, moving contents to ...
8633 * ginclude/float.h: Add support for decimal floating point,
8634 guarded by __STDC_WANT_DEC_FP__.
8636 2007-01-29 Mike Stump <mrs@apple.com>
8638 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8639 Analysis and Representation to resolve case insensitive conflict.
8640 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8642 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8644 * tree.h (struct tree_memory_tag): Add aliases member.
8645 (MTAG_ALIASES): New macro.
8646 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8647 (add_may_alias): Remove pointer-set. Update for may_aliases being
8649 (mark_aliases_call_clobbered): Update for may_aliases being a
8651 (compute_tag_properties): Ditto.
8652 (create_partition_for): Ditto.
8653 (compute_memory_partitions): Ditto.
8654 (dump_may_aliases_for): Ditto.
8655 (is_aliased_with): Ditto.
8656 (add_may_alias_for_new_tag): Ditto.
8657 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8658 (compute_is_aliased): New function.
8659 (compute_may_aliases): Call compute_is_aliased).
8660 (init_alias_info): Initialize alias_bitmap_obstack.
8661 (union_alias_set_into): New function.
8662 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8663 (have_common_aliases_p): Rewrite to take two bitmaps and use
8665 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8667 (finalize_ref_all_pointers): Update for add_may_alias changes.
8668 (new_type_alias): Ditto.
8669 * tree-flow-inline.h (may_aliases): Return a bitmap.
8670 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8671 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8672 may_aliases being a bitmap.
8673 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8674 may_aliases now returns a bitmap.
8675 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8677 * tree-ssa-operands.c (add_virtual_operand): Update for
8678 may_aliases being a bitmap.
8680 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8682 PR tree-optimization/30630
8683 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8684 variable as changed.
8686 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8689 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8690 expanded only once even if an error occurs.
8692 2007-01-29 Ben Elliston <bje@au.ibm.com>
8694 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8695 (__gcov_average_profiler): Likewise.
8696 (__gcov_ior_profiler): Likewise.
8697 (__gcov_merge_ior): Likewise.
8699 2007-01-28 Jan Hubicka <jh@suse.cz>
8701 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8702 * value-prof.c (stringop_block_profile): Likewise.
8704 2007-01-28 Jan Hubicka <jh@suse.cz>
8706 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8707 variant handling histograms; add wrapper.
8708 (clear_storage_via_libcall): Export.
8709 (emit_block_move_hints): Break out from ...; add histograms.
8710 (emit_block_move): ... this one.
8711 (clear_storage_hints): Break out from ...; add histograms.
8712 (clear_storage): ... this one.
8713 (set_storage_via_memset): Handle histogram.
8714 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8715 (clear_storage_hints, clear_storage_via_libcall): Declare.
8716 (set_storage_via_setmem): Update prototype.
8717 * doc/md.texi (movmem, setmem): Document new arguments.
8719 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8721 (stringop_block_profile): New global function.
8722 (tree_stringops_values_to_profile): Profile block size and alignment.
8723 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8725 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8726 (stringop_block_profile): Declare.
8727 * builtins.c: Include value-prof.h.
8728 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8729 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8730 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8731 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8732 * profile.c (instrument_values): Add new counters.
8733 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8735 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8736 (tree_init_edge_profiler): Build new profilers.
8737 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8738 (pass_tree_profile): Add dump.
8739 (tree_profile_hooks): Update.
8740 * Makefile.in (LIBGCOV): Add new constants.
8741 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8742 __gcov_ior_profiler): New.
8743 * i386.md (movmem/setmem expanders): Add new optional arguments.
8745 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8747 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8749 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8751 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8752 (tree_unswitch_single_loop): Pass eni_size_weights to
8753 tree_num_loop_insns.
8754 * tree-ssa-loop-manip.c: Include tree-inline.h.
8755 (can_unroll_loop_p): Pass eni_size_weights to
8756 tree_num_loop_insns.
8757 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8758 Pass eni_size_weights to estimate_num_insns.
8759 * tree.h (init_inline_once): Export.
8760 * toplev.c (backend_init): Call init_inline_once.
8761 * cgraphunit.c (cgraph_process_new_functions,
8762 cgraph_analyze_function): Pass eni_inlining_weights to
8764 * ipa-inline.c (compute_inline_parameters): Ditto.
8765 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8766 to estimate_num_insns.
8767 (try_unroll_loop_completely): Pass eni_size_weights to
8768 tree_num_loop_insns.
8769 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8770 ot estimate_num_insns.
8771 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8772 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8773 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8774 eni_time_weights): New variables.
8775 (init_inline_once): Initialize them.
8776 (struct eni_data): Mew.
8777 (estimate_num_insns_1, estimate_num_insns): Use weights.
8778 * tree-inline.h (struct eni_weights_d): New.
8779 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8780 (estimate_num_insns): Declaration changed.
8781 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8782 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8783 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8785 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8787 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8788 relations in the conflict function is valid.
8790 2007-01-27 Ian Lance Taylor <iant@google.com>
8792 * common.opt: Add fstrict-overflow.
8793 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8794 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8795 (TYPE_OVERFLOW_UNDEFINED): Define.
8796 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8798 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8799 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8800 (fold_negate_expr): Likewise.
8801 (make_range): Likewise.
8802 (extract_muldiv_1): Likewise.
8803 (maybe_canonicalize_comparison): Likewise.
8804 (fold_comparison): Likewise.
8805 (fold_binary): Likewise.
8806 (tree_expr_nonnegative_p): Likewise.
8807 (tree_expr_nonzero_p): Likewise.
8808 * tree-vrp.c (compare_values): Likewise.
8809 (extract_range_from_binary_expr): Likewise.
8810 (extract_range_from_unary_expr): Likewise.
8811 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8813 (nowrap_type_p): Likewise.
8814 * tree-scalar-evolution.c (simple_iv): Likewise.
8815 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8816 (build_range_check): Likewise.
8817 (extract_muldiv_1): Likewise.
8818 (fold_comparison): Likewise.
8819 * tree-vrp.c (vrp_int_const_binop): Likewise.
8820 (extract_range_from_unary_expr): Likewise.
8821 * convert.c (convert_to_integer): Likewise.
8822 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8823 (fold_comparison): Likewise.
8824 (fold_binary): Likewise.
8825 * optabs.c (optab_for_tree_code): Likewise.
8826 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8827 * simplify-rtx.c (simplify_const_relational_operation): Check
8828 flag_strict_overflow and flag_trapv.
8829 (simplify_const_relational_operation): Likewise.
8830 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8831 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8834 2007-01-27 Roger Sayle <roger@eyesopen.com>
8836 * tree.c (tree_fold_gcd): Delete.
8837 * tree.h (tree_fold_gcd): Remove prototype.
8838 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8839 test whether one constant integer is a multiple of another. Instead
8840 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8841 * fold-const.c (multiple_of_p): We've determined both TOP and
8842 BOTTOM are integer constants so we can call int_const_binop directly
8843 instead of the more generic const_binop.
8845 2007-01-27 Roger Sayle <roger@eyesopen.com>
8847 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8848 1*X check that the constant hasn't overflowed, to preserve the
8850 (round_up): Provide an efficient implementation when rouding-up an
8851 INTEGER_CST to a power-of-two.
8853 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8855 * doc/sourcebuild.texi: Add comma for clarity.
8856 * doc/extend.texi: Fix some typos.
8857 * doc/passes.texi: Likewise.
8858 * doc/cppinternals.texi: Likewise.
8859 * doc/c-tree.texi: Likewise.
8860 * doc/tree-ssa.texi: Likewise.
8861 * doc/install.texi: Likewise.
8863 2007-01-27 Jan Hubicka <jh@suse.cz>
8865 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8866 (pass_sra): Do not require alias information.
8867 * passes.c (init_optimization_passes): Add SRA
8869 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8871 * tracer.c (rest_of_handle_tracer): We already cleaned
8872 up the CFG in tracer() so don't do it here again.
8873 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8874 cleanup_cfg here, either. And don't call renumber_insns.
8876 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8877 and BB_HEAD are in the insn stream here. Instead make sure
8878 that BB_INSN is valid on all insns. Also, do check here that
8879 there are no pending branch predictions...
8880 (rtl_verify_flow_info): ...instead of doing it here. Checks
8881 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8884 2007-01-26 Roger Sayle <roger@eyesopen.com>
8886 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8887 function to simplify/factorize operand order canonicalization.
8888 (ix86_fixup_binary_operands): Reorganize using the above function.
8889 (ix86_binary_operator_ok): Likewise.
8891 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8893 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8894 file scope from optimize_attrs.
8895 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8897 (optimize_attrs): Clear insn_code_values after freeing it.
8899 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8901 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8902 a parts.base assignment.
8904 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8906 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8907 (compute_subscript_distance, initialize_data_dependence_relation,
8908 finalize_ddr_dependent, analyze_ziv_subscript,
8909 analyze_siv_subscript_cst_affine,
8910 compute_overlap_steps_for_affine_univar,
8911 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8912 analyze_siv_subscript, analyze_miv_subscript,
8913 analyze_overlapping_iterations, subscript_dependence_tester_1,
8914 compute_self_dependence, free_dependence_relation): Work
8915 with affine_fn instead of chrecs.
8916 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8917 common_affine_function, affine_function_base,
8918 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8919 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8920 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8921 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8922 (all_chrecs_equal_p): Removed.
8923 * tree-data-ref.h (affine_fn, conflict_function): New types.
8924 (struct subscript): Change type of conflicting_iterations_in_a
8925 and conflicting_iterations_in_b.
8927 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8930 * config/pa/pa.h (TARGET_HPUX_11): New.
8931 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8932 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8934 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8935 Richard Guenther <rguenther@suse.de>
8937 * tree-ssa-structalias.c (solve_graph): Handle case
8938 we merged the variable to another.
8940 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8942 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8945 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8946 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8948 2007-01-25 DJ Delorie <dj@redhat.com>
8950 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8951 allow changes to modes which don't fit in those registers.
8953 * reload1.c (choose_reload_regs): Check for invalid subregs before
8954 computing their locations, not after.
8956 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8959 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8960 save Altivec registers in an eh_return function.
8961 (compute_vrsave_mask): Likewise.
8962 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8963 for saving Altivec registers.
8964 (rs6000_emit_prologue): Don't allocate stack twice in
8965 eh_return function. Correct expected value of altivec_save_offset
8966 when using save_world. Describe save of R0 to stack when using
8967 save_world. Describe stack pointer adjustment when using
8968 save_world. Remove duplicated eh_return parameter register saving.
8969 Update sp_offset variable after save_world.
8970 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8972 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8973 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8976 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8978 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8980 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8983 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8984 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8986 2007-01-25 Richard Guenther <rguenther@suse.de>
8988 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8989 * common.opt (-Wcoverage-mismatch): New warning option.
8990 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8991 if -Wcoverage-mismatch is given.
8993 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8995 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8996 (ipcp_driver): Change to static definition.
8997 Add dumping of the ifunctions.
8998 (constant_val_insert): Remove unused parameter. Support for SSA.
8999 (ipcp_propagate_const): Support for SSA.
9000 (ipcp_profile_bb_print): Print only analyzed nodes.
9001 (ipcp_replace_map_create): Remove support for Fortran constant
9003 * ipa-prop.c (ipa_method_modify_stmt,
9004 ipa_callsite_compute_param): Support for SSA.
9005 * ipa-prop.h (ipcp_driver): Remove declaration.
9006 (IS_VALID_TREE_MAP_INDEX): Add define.
9008 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9010 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9012 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9015 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9016 constant argument to cabs and do it without checking for
9017 -funsafe-math-optimizations.
9019 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9021 * c-common.h (RID_FIRST_CXX0X): New.
9022 (RID_LAST_CXX0X): New.
9023 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9025 * c.opt (Wc++0x-compat): New.
9026 * doc/invoke.texi (-Wc++0x-compat): Document.
9028 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9030 * builtins.c (fold_builtin_carg): New.
9031 (fold_builtin_1): Use it.
9033 2007-01-24 Jan Hubicka <jh@suse.cz>
9035 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9037 * ipa-inline.c (initial_insns, max_insns): Delete.
9038 (compute_max_insns): New function.
9039 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9040 of insns as base for code growth.
9041 (cgraph_decide_inlining): Make initial_insns local; do not compute
9043 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9044 * doc/invoke.texi (inline-unit-growth): Update docs.
9046 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9048 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9049 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9050 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9051 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9052 for CPUs that have PTA_CX16 set.
9055 * gimplify.c (omp_check_private): New function.
9056 (gimplify_scan_omp_clauses): Use it for
9057 firstprivate/lastprivate/reduction.
9060 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9061 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9064 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9065 If lower_lastprivate_clauses emits some statements, append them
9066 to dlist rather than body_p and to body_p append an initializer.
9067 (lower_omp_for): Adjust caller.
9069 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9071 * target.h (globalize_decl_name): New.
9072 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9073 * output.h (default_globalize_decl_name): New.
9074 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9076 (globalize_decl): Ditto.
9077 (default_globalize_decl_name): New.
9078 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9079 (ia64_handle_version_id_attribute): New.
9080 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9081 (ia64_asm_output_external): Use globalize_decl_name instead
9083 * doc/extend.texi (version_id): New pragma.
9084 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9086 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9088 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9089 _uleb128_t and _Unwind_SWord with _sleb128_t.
9090 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9091 uw_frame_state_for, uw_update_context_1): Likewise.
9092 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9093 * unwind-pe.h (read_uleb128, read_sleb128,
9094 read_encoded_value_with_base): Likewise.
9095 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9097 2007-01-24 Richard Guenther <rguenther@suse.de>
9099 * builtins.c (expand_builtin_cexpi): Get the fndecl
9100 for cexp in the correct way.
9102 2007-01-24 Jan Hubicka <jh@suse.cz>
9104 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9106 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9108 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9109 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9110 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9111 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9112 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9113 __SIZEOF_PTRDIFF_T__.
9114 * doc/cpp.texi: Documentation for the new builtin macros added.
9116 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9118 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9119 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9120 instead of operands[2] to avoid access past the end of array.
9122 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9124 * reload1.c (emit_reload_insns): Pass the reload register
9125 for a non-spill output reload through forget_old_reloads_1.
9127 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9129 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9130 _SOFT_DOUBLE if doubles use software floating-point.
9131 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9132 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9133 * config/rs6000/darwin-ldouble.c: Also compile functions for
9134 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9135 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9136 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9137 commented-out long double override.
9138 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9139 * config/rs6000/eabispe.h: Likewise.
9140 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9141 long double for non-SPE.
9142 (rs6000_handle_option): Likewise.
9143 (invalid_e500_subreg): Disallow more subregs involding DImode,
9144 DFmode, TImode or TFmode.
9145 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9147 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9149 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9150 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9152 (rs6000_legitimate_address): Also check for TFmode for E500
9154 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9155 (spe_build_register_parallel): Handle TFmode and TCmode.
9156 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9158 (function_arg): Handle TFmode and TCmode for E500 double.
9159 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9161 (print_operand): Handle TFmode and TImode for %y.
9162 (rs6000_generate_compare): Handle TFmode comparisons for E500
9164 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9165 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9166 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9167 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9168 TFmode for E500 double.
9169 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9170 (floatsidf2): Enable for E500 double.
9171 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9172 (extenddftf2): Change to extenddftf2_fprs.
9173 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9174 depending on TARGET_E500_DOUBLE.
9175 (extendsftf2): Enable for E500 double.
9176 (trunctfdf2): Enable for E500 double.
9177 (trunctfsf2): Change to trunctfsf2_fprs.
9178 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9179 depending on TARGET_E500_DOUBLE.
9180 (floatsitf2): Enable for E500 double.
9181 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9182 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9183 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9184 (negtf2): Change to negtf2_internal.
9185 (negtf2): New expander.
9186 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9187 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9188 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9189 (movdi_internal32): Use rs6000_nonimmediate_operand.
9190 (unnamed splitter): Likewise.
9191 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9192 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9193 (SPE64TF, DITI): New mode macros.
9194 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9197 (frob_<mode>_di_2): New.
9198 (frob_tf_di_8_2): New.
9199 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9201 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9203 (frob_ti_<mode>_8_2): New.
9204 (frob_ti_tf_2): New.
9205 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9206 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9208 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9209 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9210 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9211 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9212 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9213 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9216 2007-01-23 Ian Lance Taylor <iant@google.com>
9218 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9220 (OBJS-archive): Reformat, alphabetize.
9221 (OBJS): Change out_object_file to OBJS-md.
9223 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9225 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9226 JUMP_P and CALL_P predicates where applicable.
9227 * config/i386/i386.c: Ditto.
9228 * config/i386/i386.md: Ditto.
9229 * config/i386/mmx.md: Ditto.
9230 * config/i386/predicates.md: Ditto.
9232 2007-01-22 Andreas Schwab <schwab@suse.de>
9234 * config/m68k/m68k.h: Fix comment.
9236 2007-01-22 Jan Hubicka <jh@suse.cz>
9238 * passes.c (init_optimization_passes): Do not rerun
9239 pass_early_warn_uninitialized.
9241 2007-01-22 Richard Guenther <rguenther@suse.de>
9243 PR tree-optimization/30038
9244 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9246 (execute_cse_sincos_1): Likewise.
9247 (execute_cse_sincos): Likewise.
9248 (gate_cse_sincos): Likewise.
9249 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9250 the cexpi() canonicalization of sincos().
9251 * tree-pass.h (pass_cse_sincos): Declare.
9252 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9254 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9256 PR rtl-optimization/29329
9257 * combine.c (replaced_rhs_insn): Rename to i2mod.
9258 (replaced_rhs_value): Rename to i2mod_new_rhs.
9259 (i2mod_old_rhs): New global variable.
9260 (combine_instructions): Adjust for above change. Save a copy of
9261 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9262 note are substituted in the second instruction.
9263 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9264 ditch the note if it pertains to the second eliminated register
9265 and this register is mentioned in i2mod_old_rhs.
9268 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9270 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9271 the insn to which the note was originally attached.
9273 2007-01-21 Jan Hubicka <jh@suse.cz>
9275 * ipa-inline.c (inlining_mode): Comment, move up.
9276 (cgraph_decide_inlining_incrementally): Do not perform inlining
9277 itself; fix handling of flattening of self recursive functions.
9278 (cgraph_find_cycles): Remove.
9279 (cgraph_flatten_node): Remove.
9280 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9281 (try_inline): New function.
9282 (cgraph_early_inlining): Update call of
9283 cgraph_decide_inlining_incrementally. Apply inlining here.
9284 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9286 2007-01-21 Dirk Mueller <dmueller@suse.de>
9289 * tree-vrp.c (check_array_bounds): do not warn
9290 about ADDR_EXPR's of ARRAY_REF's which are immediately
9291 used in binary expressions.
9293 2007-01-21 Ira Rosen <irar@il.ibm.com>
9295 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9296 read_write_dep and macros for its access.
9297 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9298 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9299 argument, call vect_check_interleaving for every independent pair of
9300 data-refs. Mark loads that access the same memory location as a store
9302 (vect_check_dependences): Remove.
9303 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9304 call, fix the call to vect_analyze_data_ref_dependence.
9305 (vect_analyze_data_ref_access): For statements that access the same
9306 data-ref, check that they are not stores; for loads, check that there
9307 is no store that access the same location.
9309 2007-01-20 Roger Sayle <roger@eyesopen.com>
9310 Joseph Myers <joseph@codesourcery.com>
9312 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9313 (-fdump-rtl-stack): Likewise.
9314 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9315 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9316 (-mpt-fixed): Use @minus{} for minus sign.
9317 (Using Precompiled Headers): Fix under/overfull hbox.
9319 2007-01-20 Jan Hubicka <jh@suse.cz>
9321 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9322 place within annotation.
9324 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9326 * pa.c (output_move_double): Change array size of xoperands to 4.
9328 2007-01-20 Jan Hubicka <jh@suse.cz>
9330 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9333 2007-01-19 Ian Lance Taylor <iant@google.com>
9335 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9336 constant to unsigned HOST_WIDE_INT before negating.
9338 2007-01-19 Ian Lance Taylor <iant@google.com>
9340 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9342 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9343 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9344 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9345 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9346 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9347 (realloc_vdef, realloc_vuse): Change second parameter to
9349 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9351 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9352 unsigned. Change x and lim locals to unsigned.
9353 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9355 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9356 (copy_virtual_operands): Change i and n locals to unsigned.
9358 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9361 * builtins.c (fold_builtin_1): Handle builtin fdim.
9363 2007-01-20 Jan Hubicka <jh@suse.cz>
9365 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9366 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9367 init_alias_heapvars.
9368 (init_alias_heapvars): Initialize only when not already initialized.
9369 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9371 2007-01-19 Roger Sayle <roger@eyesopen.com>
9373 * common.opt (fsigned-zeros): New command line option.
9374 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9375 of flag_unsafe_math_optimizations.
9376 * opts.c (set_fast_math_flags): The -ffast-math command line option
9377 implies -fno-signed-zeros.
9378 (fast_math_flags_set_p): Likewise.
9380 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9381 the documentation of -ffast-math appropriately. Wrap long lines.
9383 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9385 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9386 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9388 2007-01-19 Tomas Bily <tbily@suse.cz>
9390 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9392 (tree_init_ic_make_global_vars): New function
9393 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9394 (tree_gen_ic_profiler): New function
9395 (tree_gen_ic_func_profiler): New function
9396 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9397 (tree_profile_hooks): Added hook for indirec/virtual calls
9398 * value-prof.c (tree_find_values_to_profile): New case for
9400 (tree_values_to_profile): Call for determining indirect/virtual
9402 (tree_indirect_call_to_profile): New function
9403 (tree_ic_transform): New function
9404 (tree_ic): New function
9405 (find_func_by_pid): New function
9406 (init_pid_map): New function
9407 (tree_value_profile_transformations): Added check for
9408 indirect/virtual call transformation
9409 * value-prof.h (enum hist_type): New counter type for
9410 indirect/virtual calls
9411 (profile_hooks): Added new hook for profiling indirect/virtual
9413 * profile.c (instrument_values): New case for indirect/virtual
9415 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9416 (GCOV_COUNTER_V_INDIR): New counter type
9417 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9418 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9420 * cgraph.c: Definition of cgraph_max_pid
9421 (cgraph_create_node): Default init of pid attribute
9422 * cgraph.h: Declaration of cgraph_max_pid
9423 (struct cgraph_node): Added pid attribute
9424 * libgcov.c (__gcov_indirect_call_profiler): New function
9425 (__gcov_one_value_profiler_body): New function
9426 (__gcov_one_value_profiler): Body was moved to
9427 __gcov_one_value_profiler_body and calls it
9429 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9431 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9432 * gengtype.c (write_types_data, write_func_for_structure,
9433 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9434 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9435 (walk_type, write_func_for_structure): Generate the mark_hook if
9438 2007-01-19 Jan Hubicka <jh@suse.cz>
9440 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9441 'early' argument take inlining mode argument specifying whether to
9442 inline for size/speeed or all functions; add support for flattening;
9444 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9446 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9449 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9450 the name of the declared identifier.
9452 2007-01-19 Dirk Mueller <dmueller@suse.de>
9454 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9455 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9456 duplicate evaluation.
9458 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9461 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9462 to XFMode, use acosxf2 and truncate result to requested mode.
9463 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9464 (asin<mode>2): Similarly, with asin expanders.
9465 (*fscalexf4_i387): Rename from *fscalexf4.
9466 (expNcorexf3): New expander.
9467 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9468 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9469 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9470 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9471 patterns for SSE math.
9472 (exp10<mode>2): Similarly, with exp10 expanders.
9473 (exp2<mode>2): Similarly, with exp2 expanders.
9474 (expm1<mode>2): Similarly, with expm1 expanders.
9475 (ldexp<mode>3): Similarly, with ldexp expanders.
9476 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9477 Use gen_truncxf<mode>2_i387_noop to truncate result.
9479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9481 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9482 for ColdFire targets.
9484 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9485 Richard Sandiford <richard@codesourcery.com>
9487 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9488 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9489 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9490 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9491 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9492 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9496 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9497 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9498 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9499 (*adddi_dilshr32_cf): New pattern.
9500 (adddi3, subdi3): Remove first alternatives.
9502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9504 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9505 implemented using move.l, do not use its cc result for floating-point
9508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9510 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9511 from accepting 's' constraints if flag_pic.
9513 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9515 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9516 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9517 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9518 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9520 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9522 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9523 ColdFire alternatives.
9524 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9525 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9526 architectures that support ff1 instruction.
9528 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9529 Julian Brown <julian@codesourcery.com>
9531 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9532 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9533 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9538 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9540 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9541 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9542 HOST_WIDE_INT instead of an rtx.
9543 (m68k_rtx_costs): Update call accordingly.
9544 (output_move_const_into_data_reg): Likewise. Fix formatting.
9545 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9547 (output_move_simode_const): Update calls after above changes.
9548 Rework to use automatic variables and predicates like MEM_P.
9549 * config/m68k/m68k.md (pushexthisi_const): Update call to
9552 2007-01-19 Dirk Mueller <dmueller@suse.de>
9554 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9557 2007-01-19 Richard Guenther <rguenther@suse.de>
9559 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9560 via cexp in case sincos is not available.
9562 2007-01-19 Richard Guenther <rguenther@suse.de>
9564 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9565 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9566 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9567 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9568 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9569 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9570 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9571 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9573 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9577 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9578 (atan2xf3): Directly generate RTL pattern.
9579 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9580 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9581 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9582 disable patterns for SSE math.
9583 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9584 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9585 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9586 disable patterns for SSE math.
9588 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9590 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9592 2007-01-18 Roger Sayle <roger@eyesopen.com>
9594 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9595 VIEW_CONVERT_EXPR to the same type as it's operand.
9597 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9599 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9600 configured for long double 128.
9602 2007-01-18 Mike Stump <mrs@apple.com>
9604 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9607 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9609 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9612 2007-01-18 Jan Hubicka <jh@suse.cz>
9614 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9615 greater than NUM_VOP_FREE_BUCKETS.
9617 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9619 * tree-ssa-structalias.c: Update comments.
9620 (ptabitmap_obstack): Removed.
9622 (oldpta_obstack): Ditto.
9623 (stats): Add a few members.
9624 (struct variable_info): Remove node, complex, address_taken, and
9625 indirect_target members. Add oldsolution member.
9626 (new_var_info): Do not initialize removed members.
9627 (constraint_expr_type): Remove INCLUDES.
9628 (constraint_graph): Add size, implicit_preds, rep,
9629 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9630 (FIRST_REF_NODE): New macro.
9631 (LAST_REF_NODE): Ditto.
9632 (FIRST_ADDR_NODE): Ditto.
9633 (find): New function.
9635 (dump_constraint): Do not handle INCLUDES.
9636 (insert_into_complex): Do not insert duplicate constraints.
9637 (condense_varmap_nodes): Renamed and rewritten into ...
9638 (merge_node_constraints): This. Also fix bug in handling of
9639 offseted copy constraints.
9640 (clear_edges_for_node): No longer need to deal with preds at all,
9641 or removing associated preds/succs.
9642 (merge_graph_nodes): Deal with indirect_cycles.
9643 Don't deal with predecessors.
9644 (add_implicit_graph_edge): New function.
9645 (add_pred_graph_edge): Ditto.
9646 (add_graph_edge): Don't deal with predecessors.
9647 (build_constraint_graph): Removed.
9648 (build_pred_graph): New function.
9649 (build_succ_graph): Ditto.
9650 (struct scc_info): Removed in_component. Added roots, dfs, and
9651 node_mapping. Remove visited_index, unification_queue.
9652 (scc_visit): Deal with union-find we do now.
9653 Deal with cycles with REF nodes.
9654 (collapse_nodes): Renamed and rewritten to ...
9655 (unify_nodes): This.
9656 (process_unification_queue): Removed.
9657 (topo_visit): Cleanup
9658 (do_da_constraint): Use find.
9659 (do_sd_constraint): Ditto.
9660 (do_ds_constraint): Ditto.
9661 (do_complex_constraint): Ditto.
9662 (init_scc_info): Update for removed and added members.
9663 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9664 (find_indirect_cycles): This.
9665 (equivalence_class): New variable.
9666 (label_visit): New function.
9667 (perform_variable_substitution): Rewritten.
9668 (free_var_substitution_info): New function.
9669 (find_equivalent_node): Ditto.
9670 (move_complex_constraints): Ditto.
9671 (eliminate_indirect_cycles): Ditto.
9672 (solve_graph): Only propagate changed bits.
9673 Use indirect cycle elimination.
9675 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9676 (tree_id_eq): Renamed to ...
9677 (tree_vi_eq): This. Update for member change
9678 (insert_id_for_tree): Renamed and rewritten to ...
9679 (insert_vi_for_tree): This.
9680 (lookup_id_for_tree): Renamed and rewritten to ...
9681 (lookup_vi_for_tree): This.
9682 (get_id_for_tree): Renamed and rewritten to ...
9683 (get_vi_for_tree): Ditto.
9684 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9685 (process_constraint): Don't handle INCLUDES.
9686 Remove special ADDRESSOF case.
9687 (find_func_aliases): Rewrite to use vi functions instead of id
9689 (create_function_info_for): Ditto.
9690 (create_variable_info_for): Ditto.
9691 (intra_create_variable_infos): Ditto.
9692 (merge_smts_into): Ditto.
9693 (find_what_p_points_to): Ditto.
9694 (init_base_vars): Ditto.
9695 (init_alias_vars): Ditto.
9696 (remove_preds_and_fake_succs): New function.
9697 (dump_sa_points_to_info): Dump new stats.
9698 (dump_solution_for_var): Use find.
9699 (set_used_smts): Fix formatting.
9700 (compute_points_to_sets): Updated for new functions.
9701 (ipa_pta_execute): Ditto.
9703 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9704 Richard Sandiford <richard@codesourcery.com>
9706 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9708 * calls.c (expand_call): If the return value is a PARALLEL,
9709 extract its first member.
9710 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9711 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9712 use FUNCTION_EXTRA_EPILOGUE.
9713 (m68k_function_value): Return a PARALLEL if the return value
9714 is of a pointer type.
9715 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9716 (FUNCTION_EXTRA_EPILOGUE): Remove.
9717 * config/m68k/m68k.md (D0_REG): New constant.
9719 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9721 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9722 output a NOP for empty epilogues.
9724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9726 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9727 before function. Extend register save check to include all
9728 registers, not just integer ones.
9730 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9732 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9733 (m68k_use_return_insn): ...this.
9734 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9735 * config/m68k/m68k.c (use_return_insn): Rename to...
9736 (m68k_use_return_insn): ...this.
9737 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9740 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9742 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9743 nearest even, fix denormal rounding overflow.
9745 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9747 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9748 f%$smove and f%$move.
9749 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9750 (extendsfdf2_cf): Use fdmove instead of f%&move.
9751 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9752 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9754 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9756 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9759 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9761 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9762 (coldfire_single_format): Declare.
9763 (coldfire_double_format): Likewise.
9764 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9765 of qnan_msb_set to determine the lower bits of a canonical
9767 (encode_ieee_double): Likewise.
9768 (encode_ieee_quad): Likewise.
9769 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9770 (mips_single_format): Likewise.
9771 (ieee_double_format): Likewise.
9772 (mips_double_format): Likewise.
9773 (ieee_extended_motorola_format): Likewise.
9774 (ieee_extended_intel_96_format): Likewise.
9775 (ieee_extended_intel_128_format): Likewise.
9776 (ieee_extended_intel_96_round_53_format): Likewise.
9777 (ibm_extended_format): Likewise.
9778 (mips_extended_format): Likewise.
9779 (ieee_quad_format): Likewise.
9780 (mips_quad_format): Likewise.
9781 (vax_f_format): Likewise.
9782 (vax_d_format): Likewise.
9783 (vax_g_format): Likewise.
9784 (i370_single_format): Likewise.
9785 (i370_double_format): Likewise.
9786 (decimal_single_format): Likewise.
9787 (decimal_double_format): Likewise.
9788 (decimal_quad_format): Likewise.
9789 (c4x_single_format): Likewise.
9790 (c4x_extended_format): Likewise.
9791 (real_internal_format): Likewise.
9792 (coldfire_single_format): New real_format.
9793 (coldfire_double_format): Likewise.
9794 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9795 canonical_nan_lsbs_set.
9796 (pdp11_d_format): Likewise.
9797 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9798 if TARGET_COLDFIRE_CPU.
9800 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9802 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9803 (output_call, m68k_legitimize_call_address): Declare.
9804 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9805 parenthesees. Add support for a 'W' constraint.
9806 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9807 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9808 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9809 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9811 (override_options): Initialize them. Do not set flag_no_function_cse
9812 for TARGET_ID_SHARED_LIBRARY.
9813 (m68k_output_pic_call): Delete.
9814 (m68k_legitimize_call_address): New function.
9815 (print_operand): Remove the %o prefix. Handle the %p prefix.
9816 (output_call): New function.
9817 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9818 target address from the GOT if symbolic jumps are not allowed.
9819 * config/m68k/m68k.md (call, general_operand): Do not set
9820 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9821 Merge separate flag_pic and !flag_pic define_insns into...
9822 (*call, *call_value): ...these new patterns. Match the address
9823 rather than the containing MEM and require it to be a call_operand.
9824 Use output_call to generate the asm template.
9825 * config/m68k/predicates.md (const_call_operand): New predicate.
9826 (call_operand): Likewise.
9828 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9830 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9831 (STACK_GROWS_DOWNWARD): Define to 1.
9832 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9833 comments, emphasizing that these values are only defaults.
9834 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9835 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9839 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9842 Richard Sandiford <richard@codesourcery.com>
9844 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9845 (FP_REGNO_P): New macros.
9846 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9847 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9848 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9849 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9851 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9853 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9854 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9856 * config/m68k/t-floatlib: New file, extracting common code from...
9857 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9858 * config/m68k/t-uclinux: Here.
9859 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9860 routines on ColdFire targets.
9862 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9864 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9865 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9866 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9867 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9868 explicitly set MOTOROLA to 1.
9869 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9872 Nathan Sidwell <nathan@codesourcery.com>
9874 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9875 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9876 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9877 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9878 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9879 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9880 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9881 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9882 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9883 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9884 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9885 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9886 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9887 (DBX_REGISTER_NUMBER): Delete.
9888 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9889 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9890 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9894 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9895 * config/flat.h: New file.
9896 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9898 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9899 indirect references for -msep-data or -mid-shared-library.
9900 Do not use PC-relative code addresses either.
9901 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9903 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9904 for shared libraries and crt1.o for executables. Use crti.o and
9906 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9907 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9908 Do not add -elf2flt or -shared-lib-id options here.
9909 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9910 Pass -shared-lib-id if -mid-shared-library, taking the library
9911 identifier from -mshared-library-id if given, otherwise
9913 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9914 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9915 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9916 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9917 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9918 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9920 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9921 jump sequence for ISA A and ISA A+.
9922 (PICJUMP): Likewise.
9924 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9926 * config.gcc (m68k-*-uclinux*): Base the port on the common
9927 and m68k GNU/Linux files rather than on the generic ELF ones.
9928 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9929 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9931 2007-01-18 Julian Brown <julian@codesourcery.com>
9932 Richard Sandiford <richard@codesourcery.com>
9934 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9935 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9936 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9938 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9940 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9942 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9944 * doc/install.texi: Document m68k-uclinuxoldabi.
9945 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9946 * config/m68k/uclinux-oldabi.h: New file, copied from
9947 config/m68k/uclinux.h.
9949 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9951 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9952 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9953 (m32r_compute_frame_size): Use unsigned for regno.
9954 (m32r_reload_lr): Use gen_frame_mem.
9956 (m32r_output_function_epilogue): Don't output the function epilogue
9958 (m32r_expand_epilogue): New.
9959 (direct_return): Return false if the function has the interrupt
9961 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9962 * config/m32r/m32r.md (epilogue): New expander.
9963 (return_lr, return_rte): New insns.
9964 (return): Make it expander.
9965 (return_normal): New expander.
9967 2007-01-18 Josh Conner <jconner@apple.com>
9970 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9971 support for UNLE, UNLT, UNGE, and UNGT.
9973 2007-01-18 Jan Hubicka <jh@suse.cz>
9975 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9976 * tree-tailcall (add_virtual_phis): Likewise.
9977 (optimize_tail_call): Return TODOs.
9978 (execute_tail_calls): Return TODOs.
9979 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9980 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9982 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9983 Cleanup cfg using TODO.
9984 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9985 * passes.c (execute_function_todo): When cleanup did something, remove
9987 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9988 (make_edges): Don't cleanup_cfg.
9990 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9992 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9993 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9994 operate on the top of stack.
9995 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9996 register handling of instructions that output to the second
9998 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9999 (move_for_stack_reg): Special-case check for dead destination
10000 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10002 * config/i386/i386.md (UNSPEC_TAN): New constant.
10003 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10004 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10005 to correctly model move of constant 1.0 to top stack slot.
10006 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10007 (unnamed peephole2 pattern): Remove corresponding peephole2
10008 pattern that optimizes tan insn and loading of constant 1.0.
10009 (tanxf2): Use fptanxf4_i387.
10010 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10011 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10012 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10013 disable patterns for SSE math.
10014 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10015 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10017 2007-01-18 Dirk Mueller <dmueller@suse.de>
10018 Richard Guenther <rguenther@suse.de>
10021 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10022 * common.opt (Warray-bounds): Add new warning option.
10023 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10025 * Makefile.in: make tree-vrp.o depend on toplev.h
10026 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10028 (check_array_refs, check_array_bounds, check_array_ref): New.
10030 2007-01-18 Jan Hubicka <jh@suse.cz>
10032 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10033 (execute_ssa_ccp): Return flags conditionally.
10034 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10036 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10038 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10040 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10041 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10043 * Makefile.c (GTFILES): Add cfglayout.h.
10044 * gengtype.c (open_base_files): Likewise.
10045 * cfglayout.c (cfg_layout_function_footer,
10046 cfg_layout_function_header) Reindent to make gengtype happy.
10047 * cfglayout.h (cfg_layout_function_footer,
10048 cfg_layout_function_header): Add GTY(()) marker.
10050 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10052 2007-01-18 Ben Elliston <bje@au.ibm.com>
10054 * genautomata.c (write_automata): Include xstrerror output in the
10055 error message if writing the DFA description file fails.
10057 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10059 * config/mips/mips-protos.h (mips_output_external): Make it
10061 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10062 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10063 (extern_list): Likewise.
10064 (extern_head): Likewise.
10065 (TARGET_ASM_FILE_END): Likewise.
10066 (mips_file_end): Likewise.
10067 (mips_output_external): Rewritten.
10069 2007-01-18 Ben Elliston <bje@au.ibm.com>
10071 * genpreds.c (write_insn_preds_c): Only write out the function
10072 body for regclass_for_constraint if we have register constraints.
10074 2007-01-17 Tom Tromey <tromey@redhat.com>
10076 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10077 * doc/install.texi (Testing): Use sourceware.org.
10078 (Binaries): Likewise.
10079 (Specific): Likewise.
10080 * doc/contrib.texi (Contributors): Use sourceware.org.
10082 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10084 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10085 (AVR_ENHANCED): Rename to ...
10086 (AVR_HAVE_MUL): ... new.
10087 (avr_enhanced_p): Rename to ...
10088 (avr_have_mul_p): ... new.
10089 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10090 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10091 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10092 (avr_have_mul_p): ... new.
10093 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10094 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10095 'avr_enhanced_p' and 'enhanced'.
10096 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10097 AVR_HAVE_MUL instead of AVR_ENHANCED.
10098 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10099 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10100 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10101 instead of AVR_ENHANCED.
10102 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10103 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10104 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10106 2007-01-17 Ian Lance Taylor <iant@google.com>
10108 * vec.h (VEC_reserve_exact): Define.
10109 (vec_gc_p_reserve_exact): Declare.
10110 (vec_gc_o_reserve_exact): Declare.
10111 (vec_heap_p_reserve_exact): Declare.
10112 (vec_heap_o_reserve_exact): Declare.
10113 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10115 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10116 negative parameter.
10117 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10118 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10119 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10120 * vec.c (calculate_allocation): Add exact parameter. Change all
10122 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10123 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10124 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10125 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10126 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10127 (vec_heap_p_reserve_exact): New function.
10128 (vec_heap_o_reserve_exact): New function.
10130 2007-01-17 Jan Hubicka <jh@suse.cz>
10132 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10134 2007-01-17 Eric Christopher <echristo@apple.com>
10136 * config.gcc: Support core2 processor.
10138 2007-01-16 Jan Hubicka <jh@suse.cz>
10140 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10141 the names, just unlink the chain so we don't crash on dangling pointers
10144 2007-01-16 Jan Hubicka <jh@suse.cz>
10146 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10147 * tree-pass.h: Reorder to make IPA passes appear toegher.
10148 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10149 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10150 parameters, do not call early inliner.
10151 * ipa-inline.c: Update comments. Include tree-flow.h
10152 (cgraph_decide_inlining): Do not compute inlining parameters.
10153 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10154 be called with function context set up.
10155 (pass_ipa_inline): Remove unreachable functions before pass.
10156 (cgraph_early_inlining): Simplify assuming to be called from the
10158 (pass_early_inline): New pass.
10159 (cgraph_gate_ipa_early_inlining): New gate.
10160 (pass_ipa_early_inline): Turn into simple wrapper.
10161 (compute_inline_parameters): New function.
10162 (gate_inline_passes): New gate.
10163 (pass_inline_parameters): New pass.
10164 (apply_inline): Move here from tree-optimize.c
10165 (pass_apply_inline): New pass.
10166 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10168 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10169 doing them by hand.
10170 (tree_function_versioning): Do not allocate dummy struct function.
10171 * tree-inline.h (optimize_inline_calls): Update prototype.
10172 * tree-optimize.c (execute_fixup_cfg): Export.
10173 (pass_fixup_cfg): Remove
10174 (tree_rest_of_compilation): Do not apply inlines.
10175 * tree-flow.h (execute_fixup_cfg): Declare.
10176 * Makefile.in (gt-passes.c): New.
10177 * passes.c: Include gt-passes.h
10178 (init_optimization_passes): New passes.
10179 (nnodes, order): New static vars.
10180 (do_per_function_toporder): New function.
10181 (execute_one_pass): Dump current pass here.
10182 (execute_ipa_pass_list): Don't dump current pass here.
10184 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10186 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10187 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10189 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10191 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10192 (strong_alias): Define.
10193 (__gcc_qmul): Provide non-FMA for soft-float.
10194 (__gcc_qdiv): Same.
10199 (__gcc_qunord): New.
10209 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10210 soft-float functions.
10211 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10212 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10213 about long double soft float.
10215 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10216 Tehila Meyzels <tehila@il.ibm.com>
10218 * tree-vectorizer.h (is_pattern_stmt_p): New.
10219 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10220 formatting (tabs instead of spaces). Cleanup and clarify setting
10221 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10222 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10223 (vectorizable_type_demotion): Check that types are integral.
10224 (vectorizable_type_promotion): Likewise.
10225 (vectorizable_store): Fix typo. Eliminate new-line at end of
10228 2007-01-16 Jan Hubicka <jh@suse.cz>
10230 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10233 2007-01-15 Eric Christopher <echristo@apple.com>
10235 * ifcvt.c: Include vec.h, vecprim.h.
10236 (check_cond_move_block): New argument regs.
10237 Reorganize. Add registers used to regs.
10238 (cond_move_process_if_block): Use regs set above as
10241 2007-01-15 Eric Christopher <echristo@apple.com>
10243 * config/darwin.h: Update copyright.
10244 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10245 (LINK_COMMAND_SPEC): Add -u.
10246 (LINK_SPEC): Fix umbrella for above.
10248 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10250 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10253 2007-01-15 Tom Tromey <tromey@redhat.com>
10255 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10256 * doc/install.texi (Testing): Don't mention jacks.
10257 (Configuration): Document --enable-java-maintainer-mode. Move
10258 --with-java-home to libgcj-specific section. Document
10260 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10262 2007-01-15 Jan Hubicka <jh@suse.cz>
10264 * tree-ssa-dce.c (DCE_TODOs): New.
10265 (propagate_necessity): Return if something changed.
10266 (eliminate_unnecessary_stmts): Likewise.
10267 (perform_tree_ssa_dce): Return TODO flags when needed.
10268 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10270 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10272 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10273 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10274 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10275 patterns using X87MODEF12 mode macro. Extend operand 1
10276 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10277 (log10<mode>2): Ditto.
10278 (log2<mode>2): Ditto.
10279 (log1p<mode>2): Ditto.
10280 (logb<mode>2): Ditto.
10281 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10282 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10283 (*fxtractxf3_i387): Rename from *fxtractxf3.
10284 (fxtract_extend<mode>xf3_i387): New insn pattern.
10285 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10286 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10287 and gen_fyl2xxf3_i387().
10289 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10291 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10292 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10293 get_loop_exit_edges. Changed return type to bool.
10294 * cfgloop.h (fix_loop_placement): Declaration removed.
10296 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10298 * param.h (MIN_VECT_LOOP_BOUND): New.
10299 * params.def (MIN_VECT_LOOP_BOUND): New.
10300 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10301 argument - minimum threshold for number of iterations.
10302 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10303 argument to declaration.
10304 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10305 MIN_VECT_LOOP_BOUND.
10306 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10307 slpeel_tree_peel_loop_to_edge with additional argument.
10308 (vect_do_peeling_for_alignment): Likewise.
10309 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10311 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10314 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10315 operands of size 1.
10317 2007-01-14 Jan Hubicka <jh@suse.cz>
10319 * tree-dfa.c (remove_referenced_var): New function.
10320 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10321 prune referenced vars list too.
10322 * tree-flow.h (remove_referenced_var): Declare.
10324 2007-01-14 Jan Hubicka <jh@suse.cz>
10326 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10328 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10329 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10330 * except.h (verify_eh_throw_table_statements): Kill prototype.
10331 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10332 into call exrepssions.
10333 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10335 * tree-cfg.c: Include pointer-set.h.
10336 (verify_node_sharing): Work on pointer set.
10337 (verify_eh_throw_stmt_node): New.
10338 (verify_stmts): Use pointers sets, verify throw_stmt.
10340 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10342 * ipa-reference.c (analyze_function): Consider also addresses taken
10345 2007-01-12 Roger Sayle <roger@eyesopen.com>
10347 * c-typeck.c (null_pointer_constant_p): Replace use of
10348 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10349 (build_c_cast): Likewise.
10351 2007-01-12 Roger Sayle <roger@eyesopen.com>
10353 * tree.h (force_fit_type_double): Remove unused final argument.
10354 * c-common.c (constant_expression_warning): Replace use of
10355 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10356 (convert_and_check): Likewise.
10357 (shorten_compare): Update call to force_fit_type_double.
10358 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10359 * convert.c (convert_to_pointer): Update call to
10360 force_fit_type_double.
10361 * fold-const.c (force_fit_type_double): Remove overflowed_const
10363 (int_const_binop, fold_convert_const_int_from_int,
10364 fold_convert_const_int_from_real, fold_div_compare,
10365 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10366 fold_abs_const, fold_not_const): Remove the final argument from
10367 calls to force_fit_type_double.
10369 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10371 * configure.ac: Set insn to "nop" for spu-*-* also.
10372 * configure: Regenerate.
10374 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10376 * builtins.def : Add BUILT_IN_FREE.
10378 2007-01-12 Jan Hubicka <jh@suse.cz>
10380 PR tree-optimization/30443
10381 * tree-inline.c (tree_function_versioning): Do not optimize when
10382 cloning for inlining.
10384 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10386 * doc/loop.texi: Document recording of loop exits.
10387 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10388 (update_single_exits_after_duplication,
10389 update_single_exit_for_duplicated_loop,
10390 update_single_exit_for_duplicated_loops): Removed.
10391 (duplicate_loop_to_header_edge): Do not call
10392 update_single_exits_after_duplication and
10393 update_single_exit_for_duplicated_loops.
10394 (loop_version): Do not update single_exit information.
10395 (fix_loop_structure): Use record_loop_exits instead of
10396 mark_single_exit_loops.
10397 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10398 the lists of loop exits.
10399 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10400 split_edge, merge_blocks): Update the lists of loop exits.
10401 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10402 loop_optimizer_init.
10403 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10404 of mark_single_exit_loops.
10405 (loop_optimizer_finalize): Call release_recorded_exits.
10406 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10407 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10408 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10409 update single exit information.
10410 * lambda-code.c (perfect_nestify): Ditto.
10411 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10412 (mark_single_exit_loops): Removed.
10413 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10414 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10415 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10417 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10418 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10419 (verify_loop_structure): Verify consistency of the exit lists.
10420 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10421 (set_single_exit): Removed.
10422 * cfgloop.h (struct loop_exit): New function.
10423 (struct loop): single_exit_ field replaced by exits field.
10424 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10425 (struct loops): Added exits hash.
10426 (mark_single_exit_loops, set_single_exit): Declaration removed.
10427 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10429 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10431 * doc/invoke.texi: Avoid use of @headitem.
10433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10435 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10439 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10442 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10443 Richard Sandiford <richard@codesourcery.com>
10445 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10446 * config/m68k/m68k.opt: Resort options.
10447 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10449 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10450 Richard Sandiford <richard@codesourcery.com>
10452 * doc/invoke.texi: Document the macros that are defined by
10453 m68k's -mtune and -mhard-float options.
10454 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10455 (m68k_cpp_cpu_family): Likewise.
10456 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10457 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10458 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10459 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10460 (m68k_cpp_cpu_family): Likewise.
10462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10465 macros besides mc68000 as tuning macros. Use a switch statement
10466 to set them and mcpu32.
10468 2007-01-12 Julian Brown <julian@codesourcery.com>
10470 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10471 (TARGET_68040_ONLY): Rename to...
10472 (TARGET_68040): ...this.
10473 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10474 * config/m68k/m68k.md: Likewise.
10476 2007-01-12 Julian Brown <julian@codesourcery.com>
10477 Nathan Sidwell <nathan@codesourcery.com>
10478 Richard Sandiford <richard@codesourcery.com>
10480 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10481 the -mcpu= argument associated with the --with-cpu setting.
10482 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10483 if different from the one implied by the -mcpu setting.
10484 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10485 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10486 * doc/invoke.texi: Mention ColdFire in the introduction to the
10487 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10488 -mno-div and -mhard-float options. Make -m68881 a synonym for
10489 -mhard-float. Document the previously-undocumented -m5206e,
10490 -m528x, -m5307 and -m5407 options. Tweak the existing option
10491 documentation for consistency.
10492 * doc/install.texi: Mention new --with-cpu arguments.
10493 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10494 default CPU if neither -mcpu nor -march are specified.
10495 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10496 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10497 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10498 using m68k_tune to decide between families that implement the
10499 same ISA. Use m68k_tune to set __mcfv4e__.
10500 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10501 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10502 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10503 (FL_ISA_C, FL_ISA_MMU): New macros.
10504 (MASK_COLDFIRE): Delete.
10505 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10506 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10507 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10508 (TARGET_HARD_FLOAT): Do not define here.
10509 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10510 (TUNE_68000): New macro.
10511 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10512 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10513 (TUNE_CFV2): Redefine in terms of m68k_tune.
10514 (uarch_type, target_device, fpu_type): New enums.
10515 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10516 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10517 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10518 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10519 (FL_FOR_isa_c): New macros.
10520 (m68k_isa): New enum.
10521 (m68k_target_selection): New structure.
10522 (all_devices, all_isas, all_microarchs): New tables.
10523 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10524 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10525 (MASK_ALL_CPU_BITS): Delete.
10526 (m68k_find_selection): New function.
10527 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10528 Map the legacy target options to a combination of the new ones.
10529 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10530 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10531 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10533 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10534 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10536 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10537 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10538 * config/m68k/m68k-devices.def: New file.
10540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10541 Nathan Sidwell <nathan@codesourcery.com>
10543 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10544 (SUBTARGET_EXTRA_SPECS): New macros.
10545 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10546 use %(asm_cpu_spec) instead.
10547 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10548 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10549 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10550 (EXTRA_SPECS): Rename to...
10551 (SUBTARGET_EXTRA_SPECS): ...this.
10553 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10554 Richard Sandiford <richard@codesourcery.com>
10555 Julian Brown <julian@codesourcery.com>
10557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10558 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10559 to the configuration's default CPU.
10560 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10561 Remove default masks.
10562 (m680[012]0-*-*): Set the default with_cpu to the first part of
10564 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10565 (m68k*-*-linux): Extend the --with-cpu handling to...
10566 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10567 and m68010. Don't set target_cpu_default2.
10568 * doc/install.texi: Document --with-cpu for m68k.
10569 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10570 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10571 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10572 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10573 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10574 (ASM_SPEC): Remove use of %(asm_cpu_default).
10575 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10576 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10577 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10578 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10579 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10580 (TARGET_DEFAULT): Delete.
10581 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10582 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10583 (CPP_CPU_SPEC): Delete.
10584 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10585 the appropriate string.
10586 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10587 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10588 (ASM_SPEC): Don't use %(asm_default_spec).
10589 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10590 TARGET_DEFAULT and add MASK_68881.
10591 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10595 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10596 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10597 MASK_68010 alongside MASK_68020.
10598 * doc/invoke.texi: Document -m68010.
10599 * config/m68k/m68k.opt (m68010): New.
10600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10602 (TUNE_68010): New macro.
10603 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10604 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10605 (M68K_CPU_m68332): Add MASK_68010.
10606 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10607 fallback definition.
10608 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10610 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10611 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10612 to all entries that use MASK_68020.
10613 (output_move_simode_const, output_move_himode, output_move_qimode)
10614 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10615 instead of TARGET_68020 to select clr behavior. Remove comment
10616 about there being no TARGET_68010.
10617 * config/m68k/m68k.md: Likewise throughout.
10619 2007-01-12 Julian Brown <julian@codesourcery.com>
10621 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10622 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10623 * config/m68k/m68k.md: Likewise.
10625 2007-01-12 Julian Brown <julian@codesourcery.com>
10627 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10628 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10630 2007-01-12 Julian Brown <julian@codesourcery.com>
10632 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10633 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10634 * config/m68k/m68k.md: Likewise.
10636 2007-01-12 Julian Brown <julian@codesourcery.com>
10637 Richard Sandiford <richard@codesourcery.com>
10639 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10640 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10641 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10643 (TARGET_CPU32): Rename to...
10644 (TUNE_CPU32): ...this.
10645 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10646 (TUNE_CFV2): New macros.
10647 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10648 remove conditions that are implied by TARGET_68020.
10649 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10650 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10651 (m68k_output_function_epilogue): Likewise.
10652 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10653 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10654 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10655 non-68000 timings. Refactor multiplication and division costs.
10656 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10657 TUNE_CPU32 instead of TARGET_CPU32.
10658 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10659 and TUNE_68060 instead of TARGET_68060.
10660 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10661 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10663 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10664 && !TARGET_COLDFIRE" to choose between moveq and clr.
10665 Likewise in the unnamed movsf pattern.
10666 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10667 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10672 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10673 of tabbing before backslashes.
10675 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10677 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10678 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10679 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10681 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10683 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10684 find_interesting_uses_cond.
10685 (find_interesting_uses_cond): Use extract_cond_operands.
10686 (rewrite_use_compare): Use extract_cond_operands and
10687 force_gimple_operand_bsi. Do not call update_stmt.
10688 (determine_use_iv_cost_condition): Use extract_cond_operands.
10689 Return cheaper of using original bound and changing the exit bound.
10691 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10693 PR tree-optimization/29516
10694 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10695 most_expensive_mult_to_index, addr_to_parts,
10696 create_mem_ref, maybe_fold_tmr): Make the type of
10697 fields of TARGET_MEM_REF sizetype.
10698 (move_fixed_address_to_symbol, move_pointer_to_base):
10700 * tree.def (TARGET_MEM_REF): Add comment on types of
10703 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10705 * c-common.c (vector_types_convertible_p): Treat opaque types as
10706 always convertible if they have the same size, but not otherwise.
10708 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10710 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10711 Remove the b_unconditional field.
10712 (noce_try_sign_mask): Do not look at b_unconditional.
10713 (noce_process_if_block): Do not use merge_if_blocks. Update
10714 the CFG here. Do not set b_unconditional.
10715 (cond_move_process_if_block): Likewise.
10716 (find_cond_trap): Likewise.
10717 (check_cond_move_block): Require simple jump insns at the end
10718 of the basic block.
10720 2007-01-11 Jan Hubicka <jh@suse.cz>
10722 PR tree-optimization/1046
10723 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10724 when alias info is not ready.
10725 (pass_tail_recursion): Do not require aliasing.
10726 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10727 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10728 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10729 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10730 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10731 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10732 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10734 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10735 When aliasing is not build, mark statement as volatile.
10737 2007-01-11 Tom Tromey <tromey@redhat.com>
10739 PR preprocessor/15185, PR preprocessor/20989:
10740 * doc/cppopts.texi <-MT>: Update description of algorithm for
10741 computing default target.
10742 <-M, -MD>: Reword "basename" text.
10744 2007-01-11 Roger Sayle <roger@eyesopen.com>
10746 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10747 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10748 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10749 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10750 fold_builtin_bswap, real_constp, fold_builtin_pow,
10751 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10752 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10753 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10754 * convert.c (convert_to_pointer): Likewise.
10755 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10756 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10757 const_binop, fold_convert_const_int_from_int,
10758 fold_convert_const_int_from_real,
10759 fold_convert_const_real_from_real, sign_bit_p,
10760 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10761 fold_sign_changed_comparison, fold_unary, fold_comparison,
10762 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10763 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10764 * print-tree.c (print_node_brief, print_node): Likewise.
10765 * stor-layout.c (place_field, layout_type): Likewise.
10766 * tree-chrec.c (keep_cast): Likewise.
10767 * tree.c (build_vector, build_real, build_real_from_int_cst,
10768 build_complex): Likewise.
10770 2007-01-11 Roger Sayle <roger@eyesopen.com>
10772 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10773 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10775 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10777 * configure.ac (strict1_warn): Rename to strict_warn.
10778 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10779 cc_set_by_configure, quoted_cc_set_by_configure,
10780 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10781 all_boot_languages, all_stagestuff): Remove.
10782 (target_list): Remove bootstrap targets.
10783 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10784 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10785 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10786 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10787 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10788 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10789 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10790 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10791 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10792 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10793 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10794 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10795 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10796 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10797 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10798 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10799 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10800 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10801 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10802 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10803 (mostlyclean): Adjust.
10804 (clean, distclean): Don't mention bootstrap stuff.
10805 * configure: Regenerate.
10806 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10807 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10808 treelang/config-lang.in (stagestuff): Remove.
10809 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10810 stageprofile, stagefeedback, stagestuff): Remove mention.
10812 2007-01-11 Nick Clifton <nickc@redhat.com>
10814 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10816 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10817 (mcore_arith_K_S_operand): Run the test for the S constraint not
10818 the test for the M constraint.
10819 (mcore_addsub_operand): Do not accept integer values that are
10820 larger than 32 bits.
10821 * config/mcore/mcore.md: Remove unused constraints from split.
10822 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10823 (addsi3): Likewise.
10824 (allocate_stack): Likewise.
10825 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10826 operands to 32 bits.
10827 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10829 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10830 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10831 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10832 mcore_output_bclri, mcore_output_andn, output_inline_const,
10833 mcore_output_move, mcore_output_movedouble): Likewise.
10834 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10835 (output_inline_const): Likewise.
10836 (output_inline_const): Fix format strings used in sprintf
10838 * config/mcore/mcore-protos.h: Update prototypes for changed
10839 functions in mcore.c.
10840 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10841 HOST_WIDE_INT and not int.
10842 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10843 CONST_OK_FOR_N): Likewise.
10844 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10845 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10848 2007-01-10 Jan Hubicka <jh@suse.cz>
10850 * tree-vrp.c (remove_range_assertions): Release defs.
10851 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10852 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10854 2007-01-10 Paul Brook <paul@codesourcery.com>
10856 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10857 * config/arm/arm.md (mulsi3subsi): New insn.
10859 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10861 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10862 (tree_transform_and_unroll_loop): New.
10863 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10866 2007-01-10 Robert Kennedy <jimbob@google.com>
10868 * fold-const.c (fold_comparison): Fold comparisons like (x *
10869 1000 < 0) to (x < 0).
10871 2007-01-10 Ian Lance Taylor <iant@google.com>
10873 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10874 operands have the same priority.
10876 2007-01-10 Tom Tromey <tromey@redhat.com>
10878 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10879 (fold_binary): Likewise.
10880 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10881 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10882 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10883 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10884 * langhooks.h (struct lang_hooks): Removed field
10885 'can_use_bit_fields_p'.
10887 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10889 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10891 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10893 * function.c (get_last_funcdef_no): New function.
10894 * function.h (get_last_funcdef_no): Declare.
10895 * tree-inline.c (initialize_cfun): Add initialization.
10896 (tree_function_versioning): Cleanup.
10898 2007-01-10 Jan Hubicka <jh@suse.cz>
10900 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10903 2007-01-10 Sa Liu <saliu@de.ibm.com>
10904 Ben Elliston <bje@au.ibm.com>
10906 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10907 for SAVE_NONLOCAL and Pmode for any other save level.
10908 * spu-protos.h (spu_restore_stack_block): Declare.
10909 * spu.md (save_stack_block): Remove.
10910 (restore_stack_block): Call spu_restore_stack_block.
10911 * spu.c (spu_restore_stack_block): New function.
10912 (spu_expand_epilogue): Remove old comment.
10914 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10916 PR tree-optimization/30322
10917 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10918 (cand_value_at): Return the value as aff_tree.
10919 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10920 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10921 aff_combination_mult): New functions.
10922 (aff_combination_add): Use aff_combination_add_cst.
10923 (aff_combination_convert): Allow conversions to a wider type.
10924 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10925 * tree-affine.h (aff_combination_mult): Declare.
10927 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10929 * doc/tm.texi: Update documentation to reflect reality of exec
10930 and start file search behaviours. Update copyright year.
10931 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10932 header file directories.
10934 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10936 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10937 (*cosxf2): Rename to cosxf2_i387.
10938 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10939 using X87MODEF12 mode macro. Rename patterns to
10940 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10942 (*cosdf2, *cossf2): Ditto.
10943 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10944 to match extended input operands.
10945 (sincos<mode>3): New expander.
10946 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10947 insn patterns and corresponding splitters.
10949 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10951 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10952 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10954 2007-01-09 Nicolas Pitre <nico@cam.org>
10957 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10959 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10961 * target.h (struct gcc_target): New field library_rtti_comdat.
10962 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10963 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10964 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10965 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10967 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10969 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10971 2007-01-08 Richard Guenther <rguenther@suse.de>
10973 * tree.h (force_fit_type_double): Export.
10974 (force_fit_type): Remove.
10975 * fold-const.c (force_fit_type_double): New function.
10976 (force_fit_type): Remove.
10977 (int_const_binop): Use it.
10978 (fold_convert_const_int_from_int): Likewise.
10979 (fold_convert_const_int_from_real): Likewise.
10980 (fold_div_compare): Likewise.
10981 (fold_sign_changed_comparison): Likewise.
10982 (fold_unary): Likewise.
10983 (fold_negate_const): Likewise.
10984 (fold_abs_const): Likewise.
10985 (fold_not_const): Likewise.
10986 * c-common.c (shorten_compare): Use force_fit_type_double.
10987 * convert.c (convert_to_pointer): Likewise.
10989 2007-01-08 Richard Guenther <rguenther@suse.de>
10991 * tree.h (build_int_cst_wide_type): Export.
10992 * tree.c (build_int_cst_wide_type): New function.
10993 (build_int_cst_wide): Fix comment.
10994 * builtins.c (fold_builtin_object_size): Use build_int_cst
10995 to build -1 or 0 of the correct type. Use fit_double_type
10996 to check for overflow.
10997 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10999 (decode_field_reference): Likewise.
11000 (all_ones_mask_p): Likewise.
11001 (native_interpret_int): Use build_int_cst_wide_type.
11002 (fold_binary): Use build_int_cst_type to build an all-ones
11004 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11006 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11008 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11010 2007-01-09 Ben Elliston <bje@au.ibm.com>
11012 * genautomata.c (STATS_OPTION): New option.
11013 (stats_flag): New flag.
11014 (gen_automata_option): Handle it.
11015 (initiate_automaton_gen): Ditto.
11016 (write_automata): Output statistics only if stats_flag is
11017 set. Likewise, output time statistics only if time_flag is set.
11018 * doc/md.texi (Processor pipeline description): Document new flag.
11020 2007-01-08 Richard Guenther <rguenther@suse.de>
11022 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11023 * tree.c (build_int_cst_type): Likewise.
11024 (size_in_bytes): Don't call force_fit_type on the result.
11025 (int_fits_type_p): Use fit_double_type.
11026 * fold-const.c (fit_double_type): New function.
11027 (force_fit_type): Use it.
11028 * tree.h (fit_double_type): Export.
11030 2007-01-08 Jan Hubicka <jh@suse.cz>
11032 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11033 * ipa.c (function_and_variable_visibility): Fix return type.
11035 2007-01-08 Richard Guenther <rguenther@suse.de>
11037 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11038 of offset to build the index.
11039 * tree-pretty-print.c (dump_generic_node): Don't build negated
11040 const just for printing.
11041 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11042 * builtins.c (fold_builtin_int_roundingfn): Check if result
11043 fits the type by using force_fit_type and comparing the result.
11044 * predict.c (predict_loops): Use compare_tree_int for comparison.
11045 * tree.c (build_int_cst): Fall back to integer_type_node for
11047 (build_int_cst_wide): Assert type is non-null.
11049 2007-01-08 Roberto Costa <roberto.costa@st.com>
11051 * tree-vrp.c (extract_range_from_cond_expr): New.
11052 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11053 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11055 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11056 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11057 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11058 used as expressions.
11059 * tree-object-size.c (cond_expr_object_size): New.
11060 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11062 2007-01-08 Jan Hubicka <jh@suse.cz>
11064 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11065 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11068 2007-01-08 Richard Guenther <rguenther@suse.de>
11070 PR tree-optimization/23603
11071 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11072 (extract_range_from_binary): Fall back to truthvalue instead of
11073 varying for TRUTH_*_EXPR.
11074 (extract_range_from_comparison): Fall back to truthvalue instead of
11076 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11077 if all visited PHI values were constant.
11079 2007-01-08 Jan Hubicka <jh@suse.cz>
11081 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11082 (cgraph_analyze_function): break out from ...
11083 (cgraph_finalize_compilation_unit): ... here.
11084 (cgraph_expand_function): Remove forgoten commented out line.
11085 (cgraph_optimize): Analyze functions.
11087 2007-01-08 Jan Hubicka <jh@suse.cz>
11089 * tree-pas.h (TODO_remove_function): New flag.
11090 (TODO_update*): Renumber.
11091 (pass_ipa_increase_alignment,
11092 pass_ipa_function_and_variable_visibility): New passes.
11093 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11094 (cgraph_function_and_variable_visibility): Move to ipa.c
11095 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11096 cgraph_increase_alignment.
11097 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11098 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11099 calling tree-inline.
11100 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11101 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11102 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11103 (gate_increase_alignment): New function.
11104 (pass_ipa_increase_alignment): New pass.
11105 * ipa.c: Inline tree-pass.h and timevar.h
11106 (function_and_variable_visibility): Move here from cgraphunit.c
11107 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11108 * passes.c (init_optimization_passes): Add the two new passes.
11109 (execute_todo): Handle cgraph_remove_functions.
11111 2007-01-08 Nick Clifton <nickc@redhat.com>
11113 * config/frv/predicates.md (reg_or_0_operand): Accept
11116 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11118 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11119 * config.gcc: Add bfin*-rtems*.
11121 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11123 * c.opt: Add -flax-vector-conversions.
11124 * c-typeck.c (convert_for_assignment): Pass flag to
11125 vector_types_convertible_p to allow emission of note.
11126 (digest_init): Likewise.
11127 * c-opts.c: Handle -flax-vector-conversions.
11128 * c-common.c (flag_lax_vector_conversions): New.
11129 (vector_types_convertible_p): Unless -flax-vector conversions
11130 has been passed, disallow conversions between vectors with
11131 differing numbers of subparts and/or element types. If such
11132 a conversion is disallowed, possibly emit a note on the first
11133 occasion only to inform the user of -flax-vector-conversions.
11134 The new last argument specifies this.
11135 * c-common.h (flag_lax_vector_conversions): New.
11136 (vector_types_convertible_p): Add extra argument.
11137 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11138 char_type_node for V*QI type vectors.
11139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11140 Update to satisfy new typechecking rules.
11141 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11142 C and C++ variants.
11143 * doc/invoke.texi (C Dialect Options): Document
11144 -flax-vector-conversions.
11146 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11148 PR tree-optimization/29877
11149 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11150 a register variable on the RHS to not be replaceable.
11152 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11153 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11154 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11155 const_simm15, const_pow2, const_npow2): Added.
11156 * config/score/misc.md (insv, extv, extzv, movmemsi,
11157 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11158 * config/score/score.c (score_address_cost, score_select_cc_mode):
11160 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11161 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11162 Update score_print_operand.
11163 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11164 Adjust register allocate order and update some macro define.
11165 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11166 mdx_block_move_straight, mdx_block_move_loop_head,
11167 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11168 mdx_block_move): Added.
11169 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11170 mdp_limm): Updated and fix some bug and typo.
11171 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11172 (movsf, movdf, doloop_end): Added.
11174 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11176 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11177 config/arm/thumb2.md: Fix comment typos.
11178 * doc/extend.texi: Fix a typo.
11180 2007-01-07 Eric Christopher <echristo@apple.com>
11182 * configure.ac: Check for __stack_chk_fail for darwin.
11183 * configure: Regenerate.
11185 2007-01-07 Richard Guenther <rguenther@suse.de>
11187 * tree-vrp.c (extract_range_from_assert): CSE calls to
11188 compare_values where possible.
11189 (extract_range_from_unary_expr): Likewise.
11191 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11193 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11194 * config/avr/avr.c (call_insn_operand): Delete function.
11195 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11196 instead of register number. Use predicates.
11197 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11198 call_insn_operand): Add.
11200 2007-01-06 Jan Hubicka <jh@suse.cz>
11202 * tree-pass.h (pass_build_cgraph_edges): Declare.
11203 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11204 (visited_nodes): Remove.
11205 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11206 build_cgrpah_edges; make visited_nodes local.
11207 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11208 (record_references_in_initializer): Move to cgraphbuild.c
11209 (initialize_inline_failed, rebuild_cgraph_edges,
11210 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11211 (verify_cgraph_node): Make visited_nodes local.
11212 (cgraph_analyze_function): Do not call cgraph_create_edges and
11213 initialize_inline_failed.
11214 (cgraph_expand_function): Do not call cgraph_lower_function;
11215 assert that function is already lowered.
11216 * Makefile.in (cgraphbuild.o): New.
11217 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11218 at the end of lowering passes.
11220 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11222 * ifcvt.c (cond_move_convert_if_block): New function, code
11223 factored out from...
11224 (cond_move_process_if_block): ...here. Call the new function
11225 on the THEN and ELSE blocks.
11226 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11227 already takes care of this.
11229 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11232 * tree.h (TREE_OVERFLOW_P): New.
11233 * c-typeck.c (parser_build_unary_op): Warn only if result
11234 overflowed and operands did not.
11235 (parser_build_binary_op): Likewise.
11236 (convert_for_assignment): Remove redundant overflow_warning.
11237 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11239 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11241 * c-typeck.c (store_init_value): Split over two lines to follow
11242 the GNU coding style.
11244 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11246 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11247 __GXX_EXPERIMENTAL_CXX0X__.
11248 * doc/cpp.texi: Same.
11250 2007-01-05 Richard Guenther <rguenther@suse.de>
11252 PR middle-end/27826
11253 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11254 with mismatched types. Instead explicitly build a
11255 conversion NOP_EXPR.
11257 2007-01-05 Ian Lance Taylor <iant@google.com>
11259 * c-common.c (decl_with_nonnull_addr_p): New function.
11260 (c_common_truthvalue_conversion): Call it.
11261 * c-typeck.c (build_binary_op): Likewise.
11262 * c-common.h (decl_with_nonnull_addr_p): Declare.
11264 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11267 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11270 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11272 * doc/install.texi (Final install): Document the fact that
11273 the GNAT runtime should not be stripped.
11275 2007-01-04 Jan Hubicka <jh@suse.cz>
11277 * tree-inline.c (fold_marked_statements): Update operand caches
11278 and EH after folding
11280 2007-01-04 Ian Lance Taylor <iant@google.com>
11282 * c-common.c (check_function_nonnull): Whitespace fix.
11284 2007-01-04 Jan Hubicka <jh@suse.cz>
11286 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11287 comitted older version of patch.
11288 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11289 function, celanup cfg and collect garbage.
11291 2007-01-04 Mike Stump <mrs@apple.com>
11293 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11296 2007-01-04 Eric Christopher <echristo@apple.com>
11298 * libgcc2.c (__bswapsi2): Use SItype.
11299 (__bswapdi2): Use DItype.
11300 * libgcc2.h: Update for above.
11302 2007-01-04 Paul Brook <paul@codesourcery.com>
11304 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11305 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11306 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11307 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11308 umulsi3_highpart): Make conditional on !arm_arch6.
11309 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11310 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11311 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11312 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11313 umulsi3_highpart_v6): New insns.
11315 2007-01-04 Roger Sayle <roger@eyesopen.com>
11317 * fold-const.c (fold_convert): When casting an expression to void,
11318 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11319 have a type. Instead of attempting to build a NOP_EXPR, return
11320 these "special" trees directly.
11322 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11324 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11325 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11326 rs6000_cost->fp not 0 as adjustment for outer NEG.
11328 2007-01-04 Jan Hubicka <jh@suse.cz>
11330 * cgraph.c (cgraph_release_function_body): New function.
11331 (cgraph_remove_node): Use it.
11332 * cgraph.h (cgraph_release_function_body): Declare.
11333 * cgraphunit.c (cgraph_expand_function): Use it.
11334 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11335 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11336 is initialized and while compilation of other function is running.
11337 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11338 statement CFG annotations from here to ...
11339 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11341 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11343 * cfgloop.h (enum li_flags): Make the constants powers of two.
11345 2007-01-04 Jan Hubicka <jh@suse.cz>
11347 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11349 (fold_marked_statements): New function.
11350 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11351 * tree-inline.h (copy_body_data): Add statements_to_fold.
11353 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11355 * config.gcc: Mention libgcc/config.host.
11356 * Makefile.in: Update comments mentioning libgcc.
11357 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11358 (all.cross, start.encap, rest.encap, rest.cross): Update
11359 dependencies for libgcc move.
11360 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11361 (clean-target, clean-target-libgcc): Delete.
11362 (srcdirify, GCC_EXTRA_PARTS): New macros.
11363 (libgcc-support, libgcc.mvars): New rules.
11364 (distclean): Remove mention of mklibgcc.
11365 (install): Don't reference INSTALL_LIBGCC.
11366 (install-common): Don't reference EXTRA_PARTS.
11367 (install-libgcc, install-multilib): Delete rules.
11368 * mklibgcc.in: Delete file.
11369 * doc/configfiles.texi: Don't mention mklibgcc.
11371 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11372 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11373 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11374 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11375 (mklibgcc, ldblspecs): Likewise.
11377 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11378 (posixpre.def): Use $(T).
11379 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11380 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11381 (SHLIB_LINK): Make dummy.
11382 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11384 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11386 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11387 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11388 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11389 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11391 * configure.ac (all_outputs): Remove mklibgcc.
11392 * configure: Regenerated.
11394 2007-01-03 Josh Conner <jconner@apple.com>
11396 PR middle-end/29683
11397 * calls.c (compute_argument_addresses): Set stack and stack_slot
11398 for partial args, too.
11399 (store_one_arg): Use locate.size.constant for the size when
11400 generating a save_area.
11402 2007-01-03 Robert Kennedy <jimbob@google.com>
11404 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11405 whose definitions are deleted due to basic block merging.
11407 2007-01-03 Paul Brook <paul@codesourcery.com>
11410 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11412 (use_return_insn): Return 0 for Thumb interrupt functions.
11413 (print_multi_reg): Add rfe argument for IRQ returns.
11414 (arm_output_epilogue): Pop interrupt return address directly into PC.
11415 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11417 2007-01-03 Paul Brook <paul@codesourcery.com>
11419 Merge from sourcerygxx-4_1.
11420 * config/arm/thumb2.md: New file.
11421 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11423 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11424 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11425 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11426 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11428 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11429 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11431 * config/arm/ieee754-sf.S: Ditto.
11432 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11433 (thumb1_base_register_rtx_p): ... to this.
11434 (thumb_index_register_rtx_p): Rename...
11435 (thumb1_index_register_rtx_p): ... to this.
11436 (thumb_output_function_prologue): Rename...
11437 (thumb1_output_function_prologue): ... to this.
11438 (thumb_legitimate_address_p): Rename...
11439 (thumb1_legitimate_address_p): ... to this.
11440 (thumb_rtx_costs): Rename...
11441 (thumb1_rtx_costs): ... to this.
11442 (thumb_compute_save_reg_mask): Rename...
11443 (thumb1_compute_save_reg_mask): ... to this.
11444 (thumb_final_prescan_insn): Rename...
11445 (thumb1_final_prescan_insn): ... to this.
11446 (thumb_expand_epilogue): Rename...
11447 (thumb1_expand_epilogue): ... to this.
11448 (arm_unwind_emit_stm): Rename...
11449 (arm_unwind_emit_sequence): ... to this.
11450 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11451 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11452 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11453 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11454 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11455 thumb2_output_casesi): New functions.
11456 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11457 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11458 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11459 THUMB2_WORK_REGS): Define.
11460 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11461 arm_condexec_mask, arm_condexec_masklen)): New variables.
11462 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11463 (arm_override_options): Check new CPU capabilities.
11464 Set new architecture flag variables.
11465 (arm_isr_value): Handle v7m interrupt functions.
11466 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11468 (const_ok_for_arm): Handle Thumb-2 constants.
11469 (arm_gen_constant): Ditto. Use movw when available.
11470 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11472 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11473 (thumb_find_work_register, arm_load_pic_register,
11474 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11475 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11476 print_multi_reg, output_mov_long_double_fpa_from_arm,
11477 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11478 output_mov_double_fpa_from_arm, output_move_double,
11479 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11480 output_return_instruction, arm_output_function_prologue,
11481 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11482 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11483 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11484 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11485 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11486 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11488 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11489 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11490 (arm_file_start): Output directive for unified syntax.
11491 (arm_unwind_emit_set): Handle stack alignment instruction.
11492 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11493 Add v6t2, v7, v7a, v7r and v7m.
11494 (RETLDM): Add Thumb-2 code.
11495 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11496 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11497 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11498 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11499 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11500 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11501 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11502 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11503 ADJUST_INSN_LENGTH): Define.
11504 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11505 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11506 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11507 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11508 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11509 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11510 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11511 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11512 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11513 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11514 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11515 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11516 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11517 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11518 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11519 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11520 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11522 * config/arm/arm-tune.md: Regenerate.
11523 * config/arm/arm-protos.h: Update prototypes.
11524 * config/arm/vfp.md: Enable patterns for Thumb-2.
11525 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11526 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11527 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11528 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11529 * config/arm/libunwind.S: Add Thumb-2 code.
11530 * config/arm/constraints.md: Update include Thumb-2.
11531 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11532 * config/arm/ieee754-df.S: Ditto.
11533 * config/arm/bpabi.S: Ditto.
11534 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11535 * config/arm/predicates.md (low_register_operand,
11536 low_reg_or_int_operand, thumb_16bit_operator): New.
11537 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11538 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11539 * config/arm/t-arm-elf: Add armv7 multilib.
11540 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11542 (UNSPEC_STACK_ALIGN, ce_count): New.
11543 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11544 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11546 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11547 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11548 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11549 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11550 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11551 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11553 * doc/extend.texi: Document ARMv7-M interrupt functions.
11554 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11556 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11558 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11559 (struct _Unwind_Context): Rename args_size to flags, remove
11560 signal_frame field, add a new args_size field and version field.
11561 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11562 _Unwind_IsExtendedContext): New inline functions.
11563 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11564 Assume by_value array is only present if _Unwind_IsExtendedContext.
11565 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11566 _Unwind_IsSignalFrame.
11567 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11568 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11569 (uw_init_context_1): Initialize context->flags to
11570 EXTENDED_CONTEXT_BIT.
11571 * config/rs6000/linux-unwind.h (frob_update_context): Use
11572 _Unwind_SetSignalFrame.
11574 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11576 PR middle-end/30353
11577 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11578 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11581 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11583 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11584 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11585 RET, AT_SP): Remove.
11586 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11589 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11590 * cfgbuild.c (find_basic_blocks): Likewise.
11591 * cfgrtl.c (rtl_create_basic_block): Likewise.
11592 * function.c (temp_slots_at_level): Likewise.
11593 * reg-stack.c (stack_regs_mentioned): Likewise.
11594 * regclass.c (allocate_reg_info): Likewise.
11595 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11596 set_bb_for_stmt, move_block_to_fn): Likewise.
11597 * tree-complex.c (tree_lower_complex): Likewise.
11598 * vec.h (VEC_safe_grow_cleared): New.
11600 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11602 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11604 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11605 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11607 * cfgloopmanip.c (scale_loop_frequencies): Export.
11608 (loopify): Scale the frequencies by prescribed coefficients.
11609 (set_zero_probability): New function.
11610 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11611 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11612 and frequencies according to arguments.
11613 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11615 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11616 * modulo-sched.c (sms_schedule): Set probabilities for entering
11617 versioned loop correctly.
11618 * tree-vect-transform.c (vect_transform_loop): Ditto.
11619 * cfgloop.h (loopify, loop_version): Declaration changed.
11620 (scale_loop_frequencies): Declared.
11622 2007-01-02 Jan Hubicka <jh@suse.cz>
11624 * cgraph.c: Include tree-flow.h
11625 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11626 early_local_passes.
11627 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11628 * tree-pass.h (pass_all_early_optimizations): Declare.
11629 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11630 early_local_passes.
11631 (cgraph_analyze_function): Do early_local_passes.
11632 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11633 Do not add referenced vars.
11634 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11636 (gate_all_early_local_passes): New gate.
11637 (pass_early_local_passes): Use new gate.
11638 (execute_early_local_optimizations): New functions.
11639 (gate_all_early_optimizations): New gate.
11640 (pass_all_early_optimizations): New pass.
11641 (execute_free_datastructures): Free SSA only when initialized.
11642 (gate_init_datastructures): Init only when optimizing.
11643 (tree_lowering_passes): Do early local passes when called late.
11644 * tree-profile.c (do_tree_profiling): Don't profile functions added
11646 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11647 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11649 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11650 during early_local_passes.
11651 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11654 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11656 * Makefile.in: Update copyright year.
11658 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11660 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11661 in $(lang_checks) and check-consistency targets.
11663 2007-01-02 Jan Hubicka <jh@suse.cz>
11665 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11666 Do not add referenced vars.
11667 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11669 * passes.c (init_optimization_passes): Put mudflap_2 after
11670 free_datastructures.
11672 2007-01-02 Jan Hubicka <jh@suse.cz>
11674 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11675 Set NOTHROW flag on call statements proved to be nothrow.
11676 Update statement of local calls so new pure/const functions are
11677 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11679 (tree_rest_of_compilation): Register hooks and initialize bitmap
11680 early. Do not set after_inlining flag.
11682 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11684 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11685 HOST_BITS_PER_LONGLONG
11687 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11690 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11691 warning for non-static initializers.
11693 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11695 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11696 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11697 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11698 Always use set_unique_reg_note to add REG_EQUAL notes.
11700 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11703 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11705 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11706 * cfgbuild.c (find_basic_blocks): Likewise.
11707 * cfgrtl.c (rtl_create_basic_block): Likewise.
11708 * function.c (temp_slots_at_level): Likewise.
11709 * reg-stack.c (stack_regs_mentioned): Likewise.
11710 * regclass.c (allocate_reg_info): Likewise.
11711 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11712 set_bb_for_stmt, move_block_to_fn): Likewise.
11713 * tree-complex.c (tree_lower_complex): Likewise.
11714 * vec.h (VEC_safe_grow_cleared): New.
11716 2007-01-02 Ian Lance Taylor <iant@google.com>
11718 * c-common.c (c_common_truthvalue_conversion): When warning about
11719 using an assignment as a truth value, set TREE_NO_WARNING.
11721 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11724 * c.opt (Wold-style-declaration): New.
11725 * doc/invoke.texi (C-only Warning Options): New.
11726 (Wold-style-declaration): Document it.
11727 (Wextra): Enabled by -Wextra.
11728 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11729 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11730 -Wold-style-declaration.
11732 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11734 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11735 * cfgbuild.c (find_basic_blocks): Likewise.
11736 * cfgrtl.c (rtl_create_basic_block): Likewise.
11737 * function.c (temp_slots_at_level): Likewise.
11738 * reg-stack.c (stack_regs_mentioned): Likewise.
11739 * regclass.c (allocate_reg_info): Likewise.
11740 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11741 set_bb_for_stmt, move_block_to_fn): Likewise.
11742 * tree-complex.c (tree_lower_complex): Likewise.
11743 * vec.h (VEC_safe_grow_cleared): New.
11745 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11747 * c-common.c (c_common_nodes_and_builtins): Since variants of
11748 void_type_node get built before it is given a name, we need to
11749 give those variants the name, too.
11750 (complete_array_type): We need to work with the canonical main
11751 type of the array, from which we will build the qualified version.
11752 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11753 * print-tree.c (print_node): Display canonical type information
11755 * stor-layout.c (layout_type): When we don't know the
11756 alignment of a type for which we're building an array, we end up
11757 guessing wrong, so make the type require structural equality.
11758 * tree.c (make_node_stat): When we build a new type, it is its
11759 own canonical type.
11760 (build_type_attribute_qual_variant): When building an attribute
11761 variant, its canonical type is the non-attribute variant. However,
11762 if the attributes are target-dependent and they differ, we need to
11763 use structural equality checks for this type.
11764 (build_qualified_type): A qualified type is not equivalent to its
11765 unqualified variant; set the canonical type appropriately.
11766 (build_distinct_type_copy): When building a distinct type from
11767 another type, the new type is its own canonical type.
11768 (build_variant_type_copy): When building a new type variant, we
11769 assume that it is equivalent to the original type.
11770 (build_pointer_type_for_mode): When building a pointer type, also
11771 build a canonical type pointer.
11772 (build_reference_type_for_mode): When building a reference type,
11773 also build a canonical type reference.
11774 (build_index_type): When we can't hash an index type (e.g.,
11775 because its maximum value is negative), the index type requires
11776 structural equality tests.
11777 (build_array_type): Build the canonical form of an array type.
11778 (build_function_type): Function types require structural equality,
11779 because they contain default arguments, attributes, etc.
11780 (build_method_type_directly): Ditto for method types.
11781 (build_offset_type): Build the canonical offset type.
11782 (build_complex_type): Build the canonical vector type.
11783 (make_vector_type): Build the canonical vector type.
11784 * tree.h (TYPE_CANONICAL): New.
11785 (TYPE_STRUCTURAL_EQUALITY_P): New.
11786 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11787 (struct tree_type): Added "canonical" field.
11788 * params.h (VERIFY_CANONICAL_TYPES): New.
11789 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11790 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11791 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11792 * doc/invoke.texi (verify-canonical-types): Document --param
11793 parameter for verifying canonical types.
11795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11797 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11798 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11799 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11800 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11802 * config/rs6000/e500.h: New.
11803 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11804 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11806 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11807 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11808 TARGET_E500_DOUBLE): Remove.
11809 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11810 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11811 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11812 * config/rs6000/rs6000.c (rs6000_override_options): Use
11813 CHECK_E500_OPTIONS.
11815 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11817 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11818 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11819 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11820 rs6000_emit_cmove): Don't check TARGET_E500.
11821 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11822 sordered): Don't check TARGET_E500.
11824 2007-01-01 Eric Christopher <echristo@apple.com>
11826 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11827 HARD_REGISTER_NUM_P.
11829 2007-01-01 Roger Sayle <roger@eyesopen.com>
11831 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11832 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11833 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11836 2007-01-01 Mike Stump <mrs@apple.com>
11838 * configure.ac: Remove support for building with Apple's gcc-3.1.
11840 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11842 PR middle-end/30311
11843 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11844 REG is a hard register. Do not modify REG before calling
11846 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11847 multiple of the size of YMODE for certain lowpart cases.
11849 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11851 PR middle-end/30253
11852 * gimplify (voidify_wrapper_expr): Update for
11853 GIMPLE_MODIFY_STMT.
11855 2007-01-01 Andreas Schwab <schwab@suse.de>
11858 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11859 save of BR0 in extra_spill_size instead of spill_size.
11860 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11862 (ia64_expand_epilogue): Restore BR0 from its new location.
11864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11866 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11867 Use a temporary variable if the left hand side is not a gimple
11870 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11872 * gimplify.c (gimplify_return_expr): Make the temporary variable
11873 for the return expression, a gimple register variable.
11875 2007-01-01 Jan Hubicka <jh@suse.cz>
11877 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11880 2007-01-01 Mike Stump <mrs@apple.com>
11882 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11884 * config/darwin.c (machopic_select_rtx_section): Use
11885 HAVE_GAS_LITERAL16.
11886 (darwin_mergeable_constant_section): Likewise.
11887 * configure: Regenerate.
11888 * config.in: Regenerate.
11890 2007-01-01 Jan Hubicka <jh@suse.cz>
11891 Andrew Pinski <pinskia@gmail.com>
11893 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11894 before starting IPA passes.