1 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4 * config/i386/winnt.c (i386_pe_file_end): Strip only
5 USER_LABEL_PREFIX when writing export name.
7 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10 sh/elf.h, vx-common.h and vxworks.h.
11 * config/sh/sh.h: Include config/vxworks-dummy.h.
12 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13 (OVERRIDE_OPTIONS): Use it.
14 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15 (vxworks_picreg): New pattern.
16 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17 VXWORKS_OS_CPP_BUILTINS.
18 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19 to their VXWORKS_* equivalents.
20 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
23 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
24 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
25 -mrtp/-fPIC multilibs.
26 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
27 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
28 (MULTILIB_OSDIRNAMES): Delete.
30 2007-04-25 Anatoly Sokolov <aesok@post.ru>
33 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
35 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
37 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
38 rounding mode to be specified by the caller.
39 (real_to_mpfr) Likewise.
40 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
41 include new arguments.
42 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
44 2007-04-24 Ian Lance Taylor <iant@google.com>
46 PR tree-optimization/31605
47 * tree-vrp.c (set_value_range): Check that min and max are not
48 both overflow infinities.
49 (set_value_range_to_value): New static function.
50 (extract_range_from_binary_expr): Call set_value_range_to_value.
51 (extract_range_from_cond_expr): Likewise.
52 (extract_range_from_expr): Likewise.
53 (extract_range_from_unary_expr): Likewise. Don't create a range
54 which overflows on both sides.
55 (vrp_meet): Check for a useless range.
56 (vrp_visit_phi_node): If we see a constant which looks like an
57 overflow infinity, turn off the TREE_OVERFLOW flag.
59 2007-04-24 Ian Lance Taylor <iant@google.com>
61 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
63 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
66 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
67 diagnostic message is being built.
68 * tree-pretty-print.c (dump_generic_node): Only write the
69 formatted text into BUFFER's stream if we are not building a
71 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
73 * Makefile.in (toplev.o): Depend on tree-pass.h.
75 2007-04-24 Ian Lance Taylor <iant@google.com>
77 PR tree-optimization/31602
78 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
79 conditionals in the copied loop header.
80 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
81 warnings if TREE_NO_WARNING is set.
82 * doc/invoke.texi (Warning Options): Clarify that
83 -Wstrict-overflow does not warn about loops.
85 2007-04-24 Janis Johnson <janis187@us.ibm.com>
87 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
88 expand on the comment about _Decimal128 arguments and check the
89 integer result of the modulus operation; for 64-bit ELF ABI, ensure
90 that _Decimal128 argument uses even/odd register pair.
91 (function_arg): Ditto.
93 2007-04-24 Hui-May Chang <hm.chang@apple.com>
95 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
96 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
98 2007-04-24 Richard Guenther <rguenther@suse.de>
99 Olga Golovanevsky <olga@il.ibm.com>
101 * fold-const.c (multiple_of_p): Check for bottom
104 2007-04-24 Richard Henderson <rth@redhat.com>
106 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
107 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
108 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
109 looking for non-zero bits shifted out. Avoid a recursive call
110 when constructing the scalar.
111 (__floatundisf): Likewise.
113 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
115 * dwarf2out.c (field_byte_offset): Move the existing logic
116 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
117 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
119 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
122 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
123 argument of 0 for memset.
124 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
125 unsigned shift instead of the signed variant.
127 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
129 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
130 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
131 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
132 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
133 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
134 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
135 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
136 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
137 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
138 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
139 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
140 "mul<mode>3", "div<mode>3"): Insn definitions added.
141 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
142 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
143 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
144 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
145 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
146 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
147 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
148 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
149 TARGET_FLOAT_FORMAT): Macro definitions removed.
150 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
151 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
152 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
153 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
154 (s390_gen_rtx_const_DI): Function removed.
155 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
157 2007-04-24 Richard Sandiford <richard@codesourcery.com>
159 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
160 over an external ffs function.
162 2007-04-24 Chao-ying Fu <fu@mips.com>
163 Richard Sandiford <richard@nildram.co.uk>
165 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
166 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
167 (smadd_widen_optab, umadd_widen_optab): Define.
168 * optabs.c (init_optabs): Initialize smadd_widen_optab and
170 * genopinit.c (optabs): Fill in smadd_widen_optab and
172 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
173 and umadd_widen_optab to implement multiply-add sequences.
174 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
175 (<u>maddsidi4): ...this. Extend condition to include
176 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
177 of operand 0 to "ka" and use the three-operand form of madd<u>
179 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
181 * config/mips/constraints.md (ka): New register constraint.
183 2007-04-24 Jan Hubicka <j@suse.cz>
187 2007-04-23 Jan Hubicka <jh@suse.cz>
188 * function.c (init_function_start): Don't init line number info.
189 (expand_function_end): Update.
190 (reset_block_changes, record_block_change, finalize_block_changes,
191 check_block_change, free_block_changes): Kill.
192 * function.h (reset_block_changes, record_block_change,
193 finalize_block_changes, check_block_change, free_block_changes): Remove
195 (struct function): Remove ib_boundaries_block.
196 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
197 Use curr_insn_locator to initialize locator.
198 (emit_line_note): Remove.
199 * cfgexpand.c (expand_gimple_cond_expr): Update.
200 (construct_exit_block): Likewise.
201 (tree_expand_cfg): Initialize/finalize locators.
202 * expr.c (expand_expr_real): Update.
203 * cfglayout.c (line_locators_locs, line_locators_lines,
204 file_locators_locs, file_locators_files): Remove.
205 (set_block_levels): Move to cfgexpand.c.
206 (insn_locators_initialize): Remove.
207 (pass_insn_locators_initialize): Remove.
208 (locations_locators_locs, locations_locators_vals): New static vars.
209 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
211 (insn_locators_alloc, insn_locators_finalize,
212 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
214 (locator_location): New.
215 (locator_line, locator_file): Rewrite.
216 * rtl.h (emit_line_note): Kill.
217 (insn_locators_alloc, insn_locators_finalize,
218 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
220 * tree-inline.c (initialize_cfun): Do not initialize
222 * passes.c (pass_insn_locators_initialize): Remove.
224 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
226 * doc/invoke.texi: Removed leading '-' from option index entries.
228 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
230 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
232 (create_phi_node): Use set_phi_nodes.
233 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
234 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
235 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
236 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
237 (bsi_start, bsi_last): Use bb_stmt_list.
238 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
239 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
240 Traverse the statements using tsi iterator.
241 * basic-block.h (struct basic_block_def): Fields stmt_list
242 and phi_nodes moved to ...
243 (struct tree_bb_info): ... new structure.
244 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
245 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
246 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
247 (tree_verify_flow_info): Verify that il.tree is not set for
248 entry and exit block.
249 (tree_split_block): Use set_bb_stmt_list.
251 2007-04-23 Mike Stump <mrs@apple.com>
253 * config/i386/i386.c (ix86_tune_features
254 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
257 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/i386.md (prefix_extra): New attribute.
260 (length): Add prefix_extra.
262 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
263 (sse2_movntv2di): Likewise.
264 (sse2_cvtps2dq): Likewise.
265 (sse2_cvtpd2pi): Likewise.
266 (sse2_cvttpd2pi): Likewise.
267 (*sse2_cvtpd2ps): Likewise.
268 (*add<mode>3): Likewise.
269 (sse2_ssadd<mode>3): Likewise.
270 (sse2_usadd<mode>3): Likewise.
271 (*sub<mode>3): Likewise.
272 (sse2_sssub<mode>3): Likewise.
273 (sse2_ussub<mode>3): Likewise.
274 (*mulv8hi3): Likewise.
275 (*smulv8hi3_highpart): Likewise.
276 (*umulv8hi3_highpart): Likewise.
277 (sse2_umulv2siv2di3): Likewise.
278 (sse2_pmaddwd): Likewise.
279 (ashr<mode>3): Likewise.
280 (lshr<mode>3): Likewise.
281 (ashl<mode>3): Likewise.
282 (sse2_ashlti3): Likewise.
283 (sse2_lshrti3): Likewise.
284 (*umaxv16qi3): Likewise.
285 (*smaxv8hi3): Likewise.
286 (*uminv16qi3): Likewise.
287 (*sminv8hi3): Likewise.
288 (sse2_eq<mode>3): Likewise.
289 (sse2_gt<mode>3): Likewise.
290 (*and<mode>3): Likewise.
291 (sse2_nand<mode>3): Likewise.
292 (*ior<mode>3): Likewise.
293 (*xor<mode>3): Likewise.
294 (sse2_packsswb): Likewise.
295 (sse2_packssdw): Likewise.
296 (sse2_packuswb): Likewise.
297 (sse2_punpckhbw): Likewise.
298 (sse2_punpcklbw): Likewise.
299 (sse2_punpckhwd): Likewise.
300 (sse2_punpcklwd): Likewise.
301 (sse2_punpckhdq): Likewise.
302 (sse2_punpckldq): Likewise.
303 (sse2_punpckhqdq): Likewise.
304 (sse2_punpcklqdq): Likewise.
305 (*sse2_pinsrw): Likewise.
306 (*sse2_pextrw): Likewise.
307 (sse2_pshufd_1): Likewise.
308 (sse2_uavgv16qi3): Likewise.
309 (sse2_uavgv8hi3): Likewise.
310 (sse2_psadbw): Likewise.
311 (sse2_pmovmskb): Likewise.
312 (*sse2_maskmovdqu): Likewise.
313 (*sse2_maskmovdqu_rex64): Likewise.
314 (sse4a_extrqi): Likewise.
315 (sse4a_extrq): Likewise.
316 (sse3_lddqu): Set prefix_rep.
317 (sse3_addsubv4sf3): Likewise.
318 (sse3_haddv4sf3): Likewise.
319 (sse3_hsubv4sf3): Likewise.
320 (sse_cvtss2si): Likewise.
321 (sse_cvtss2si_2): Likewise.
322 (sse_cvtss2siq): Likewise.
323 (sse_cvtss2siq_2): Likewise.
324 (sse_cvttss2si): Likewise.
325 (sse_cvttss2siq): Likewise.
326 (sse2_cvttps2dq): Likewise.
327 (sse3_movshdup): Likewise.
328 (sse3_movsldup): Likewise.
329 (sse2_cvtsd2si): Likewise.
330 (sse2_cvtsd2si_2): Likewise.
331 (sse2_cvtsd2siq): Likewise.
332 (sse2_cvtsd2siq_2): Likewise.
333 (sse2_cvttsd2si): Likewise.
334 (sse2_cvttsd2siq): Likewise.
335 (*sse2_cvtpd2dq): Likewise.
336 (*sse2_cvttpd2dq): Likewise.
337 (sse2_pshuflw_1): Likewise.
338 (sse2_pshufhw_1): Likewise.
339 (sse4a_insertqi): Likewise.
340 (sse4a_insertq): Likewise.
341 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
342 (ssse3_phadddv4si3): Likewise.
343 (ssse3_phaddswv8hi3): Likewise.
344 (ssse3_phsubwv8hi3): Likewise.
345 (ssse3_phsubdv4si3): Likewise.
346 (ssse3_phsubswv8hi3): Likewise.
347 (ssse3_pmaddubswv8hi3): Likewise.
348 (ssse3_pmulhrswv8hi3): Likewise.
349 (ssse3_pshufbv16qi3): Likewise.
350 (ssse3_psign<mode>3): Likewise.
351 (ssse3_palignrti): Likewise.
352 (abs<mode>2): Likewise.
353 (ssse3_phaddwv4hi3): Set prefix_extra.
354 (ssse3_phadddv2si3): Likewise.
355 (ssse3_phaddswv4hi3): Likewise.
356 (ssse3_phsubwv4hi3): Likewise.
357 (ssse3_phsubdv2si3): Likewise.
358 (ssse3_phsubswv4hi3): Likewise.
359 (ssse3_pmaddubswv4hi3): Likewise.
360 (ssse3_pmulhrswv4hi3): Likewise.
361 (ssse3_pshufbv8qi3): Likewise.
362 (ssse3_psign<mode>3): Likewise.
363 (ssse3_palignrdi): Likewise.
364 (abs<mode>2): Likewise.
365 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
366 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
367 (sse2_pmovmskb): Set mode to SI instead of V2DF.
369 2007-04-23 Nick Clifton <nickc@redhat.com>
371 * params.def: Fix formatting of emacs local variables.
373 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
375 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
376 move if inter-unit move isn't allowed.
377 Don't split moving the first element of V2DI to DI to inter-unit
378 move if inter-unit move isn't allowed.
380 2007-04-23 Richard Guenther <rguenther@suse.de>
382 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
383 and CDI_POST_DOMINATORS separately.
385 2007-04-23 Nick Clifton <nickc@redhat.com>
387 * c.opt (Wformat-contains-nul): Add warning attribute.
389 2007-04-23 Jan Hubicka <jh@suse.cz>
391 * function.c (init_function_start): Don't init line number info.
392 (expand_function_end): Update.
393 (reset_block_changes, record_block_change, finalize_block_changes,
394 check_block_change, free_block_changes): Kill.
395 * function.h (reset_block_changes, record_block_change,
396 finalize_block_changes, check_block_change, free_block_changes): Remove
398 (struct function): Remove ib_boundaries_block.
399 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
400 Use curr_insn_locator to initialize locator.
401 (emit_line_note): Remove.
402 * cfgexpand.c (expand_gimple_cond_expr): Update.
403 (construct_exit_block): Likewise.
404 (tree_expand_cfg): Initialize/finalize locators.
405 * expr.c (expand_expr_real): Update.
406 * cfglayout.c (line_locators_locs, line_locators_lines,
407 file_locators_locs, file_locators_files): Remove.
408 (set_block_levels): Move to cfgexpand.c.
409 (insn_locators_initialize): Remove.
410 (pass_insn_locators_initialize): Remove.
411 (locations_locators_locs, locations_locators_vals): New static vars.
412 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
414 (insn_locators_alloc, insn_locators_finalize,
415 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
417 (locator_location): New.
418 (locator_line, locator_file): Rewrite.
419 * rtl.h (emit_line_note): Kill.
420 (insn_locators_alloc, insn_locators_finalize,
421 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
423 * tree-inline.c (initialize_cfun): Do not initialize
425 * passes.c (pass_insn_locators_initialize): Remove.
427 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
430 * expr.c (reduce_to_bit_field_precision): Handle
433 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
435 PR tree-optimization/24659
436 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
437 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
438 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
439 * genopinit.c (optabs): Rename vec_pack_mod_optab
440 to vec_pack_trunc_optab.
441 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
442 early for scalar floating point operands for NOP_EXPR.
443 (vectorizable_type_promotion): Ditto.
444 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
445 vec_pack_trunc_optab.
446 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
448 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
449 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
450 Rename from VEC_PACK_MOD_EXPR.
451 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
452 * expr.c (expand_expr_real_1): Ditto.
453 * tree-inline.c (estimate_num_insns_1): Ditto.
454 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
456 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
457 (vec_unpacks_lo_v4sf): Ditto.
458 (vec_pack_trunc_v2df): Ditto.
459 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
460 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
461 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
463 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
465 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
467 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
468 Rename from VEC_PACK_MOD_EXPR. This expression also represent
469 packing of floating point operands.
470 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
471 represent unpacking of floating point operands.
472 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
473 [vec_unpacks_hi]: Ditto.
474 [vec_unpacks_lo]: Ditto.
476 2007-04-22 Jan Hubicka <jh@suse.cz>
478 * final.c (rest_of_handle_final): Call
479 targetm.asm_out.constructor/targetm.asm_out.destructor
480 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
481 proper priority via decl_*_priority_insert.
482 * c-common.c (c_expand_body): Likewise.
484 2007-04-22 Richard Guenther <rguenther@suse.de>
486 PR tree-optimization/29789
487 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
488 (rewrite_reciprocal): New helper split out from
489 determine_invariantness_stmt.
490 (rewrite_bittest): Likewise.
491 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
492 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
495 2007-04-22 Revital Eres <eres@il.ibm.com>
497 * loop-unroll.c (var_to_expand): New field to support also
498 insns of the form x = something + x.
499 (analyze_insn_to_expand_var): Use it.
500 (expand_var_during_unrolling): Likewise.
502 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
504 * predict.c: Include pointer-set.h.
505 (bb_predictions): New variable.
506 (tree_predicted_by_p, tree_predict_edge,
507 remove_predictions_associated_with_edge): Use bb_predictions map
508 instead of bb->predictions.
509 (clear_bb_predictions, assert_is_empty): New functions.
510 (combine_predictions_for_bb): Use bb_predictions map. Call
511 clear_bb_predictions.
512 (tree_estimate_probability): Create and free bb_predictions map.
513 * Makefile.in (predict.o): Add pointer-set.h dependency.
514 * basic-block.h (struct basic_block_def): Remove predictions
516 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
518 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
521 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
524 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
526 * timevar.c (timevar_print): Change reference of --disable-checking to
527 --enable-checking=release. Also warn if assert checking is disabled.
529 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
532 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
533 decl as addressable if the compound literal was marked as
535 Mark the decl as a gimple register if it is a complex or
536 vector decl and does not live in memory.
538 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
540 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
541 (GENERIC_NEXT): New function macro.
542 (PHI_CHAIN): Use phi_node's new chain variable.
543 (tree_phi_node): Change tree_common to tree_base
544 and add the chain field.
545 * tree-phinodes.c (make_phi_node): Don't set
546 TREE_TYPE on the new node.
547 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
548 instead of checking GIMPLE_TUPLE_P in chain_next.
549 * tree-vect-transform.c
550 (get_initial_def_for_induction): Look at
551 PHI_RESULT_TREE for the type of the phi node.
552 (update_vuses_to_preheader): Use PHI_CHAIN
553 instead of TREE_CHAIN on the phi node.
554 * tree-ssa-structalias.c (compute_points_to_sets):
556 (ipa_pta_execute): Likewise.
558 2007-04-21 Richard Guenther <rguenther@suse.de>
561 * fold-const.c (fold_unary): Call fold_convert_const on the
564 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
566 * gcse.c (store_killed_in_insn): Handle PARALLELs.
567 (store_killed_in_pat): New.
569 2007-04-20 Richard Henderson <rth@redhat.com>
572 * config/i386/i386.c (type_has_variadic_args_p): Look for any
573 TREE_LIST with a void_type_node value, not void_list_node exactly.
575 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
577 * doc/standards.texi: Re-arrange into language-specific
578 subsections. Add a C++ section, documenting which standards we
581 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
583 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
584 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
586 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
588 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
589 ecrti.o and crtbegin.o.
590 (LIB_DEFAULT_SPEC): Include -lc.
591 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
593 2007-04-20 Richard Henderson <rth@redhat.com>
596 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
597 argument; update all callers.
598 (get_unaligned_offset): New.
599 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
600 get_unaligned_address, just pass on the address directly.
601 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
602 the subreg in the helper patterns.
603 (unaligned_extendqidi_le): Use get_unaligned_offset.
604 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
605 (unaligned_extendhidi_be): Likewise.
606 (unaligned_extendhidi): Tidy.
607 * config/alpha/alpha-protos.h: Update.
609 2007-04-20 Richard Henderson <rth@redhat.com>
611 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
612 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
613 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
614 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
615 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
616 (CPP_SPEC): Don't include %(cpp_subtarget).
617 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
618 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
619 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
621 2007-04-20 Jakub Jelinek <jakub@redhat.com>
623 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
624 for __builtin_ia32_cmpordss.
626 PR tree-optimization/31632
627 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
628 and arg1 for optimizations of comparison against min/max values.
629 Fold arg0 to arg1's type for optimizations of comparison against
630 min+1 and max-1 values.
632 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
634 * reload.c (combine_reloads): When trying to use a dying register,
635 check whether it's uninitialized and don't use if so.
637 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
639 * fold-const.c: Remove prototypes for native_encode_expr and
640 native_interpret_expr.
641 (native_encode_expr): Make non-static.
642 (native_interpret_expr): Likewise.
643 * tree.h: Add prototypes for the above.
645 2007-04-19 Joseph Myers <joseph@codesourcery.com>
647 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
648 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
649 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
650 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
651 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
652 Add length attributes.
654 2007-04-19 Janis Johnson <janis187@us.ibm.com>
656 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
659 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
660 __STDC_WANT_DEC_FP__.
662 2007-04-19 Joseph Myers <joseph@codesourcery.com>
664 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
665 for long double compatibility.
666 * configure: Regenerate.
668 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
670 PR rtl-optimization/29841
671 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
673 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
674 that may cause control flow transfer from being moved.
676 2007-04-18 Jan Hubicka <jh@suse.cz>
678 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
681 2007-04-18 Eric Christopher <echristo@apple.com>
683 * config/rs6000/darwin.md (load_macho_picbase): Use link register
684 only. Update operands.
685 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
686 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
687 link register to pic register.
689 2007-04-18 Dirk Mueller <dmueller@suse.de>
692 * tree-vrp.c (search_for_addr_array): New.
693 (check_array_bounds): Suppress warning about
694 address taken of array refs if its not de-referenced.
696 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
698 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
699 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
701 * tree-vectorizer.h (NITERS_KNOWN_P): New.
702 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
703 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
705 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
707 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
709 (vect_analyze_scalar_cycles): Fix indentation.
710 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
711 (vect_mark_relevant): Include phis in relevance analysis.
713 * tree-vect-transform.c (vect_transform_loop): Add an assert.
715 2007-04-18 Anatoly Sokolov <aesok@post.ru>
717 * config/avr/avr.c (ptrreg_to_str): Replace error() with
718 output_operand_lossage().
720 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
722 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
723 the unused code for reduction without adjust-in-epilog to simplify the
726 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
728 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
729 (S390_TDC_NEGATIVE_ZERO): New constant.
730 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
731 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
732 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
733 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
734 (S390_TDC_POSITIVE_INFINITY): New constant.
735 (S390_TDC_NEGATIVE_INFINITY): New constant.
736 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
737 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
738 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
739 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
740 (S390_TDC_INFINITY): New constant.
741 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
742 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
743 optimization for UNSPEC_CCZ_TO_INT.
744 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
745 ("*ccz_to_int"): New insn.
746 ("isinf<mode>2"): New insn.
747 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
748 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
749 (UNSPEC_CCZ_TO_INT): New constant.
751 2007-04-18 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/19431
754 PR tree-optimization/21463
755 * tree-pass.h (pass_phiprop): Declare.
756 * passes.c (init_optimization_passes): New phiprop pass.
757 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
758 (phivn_valid_p): New helper function.
759 (phiprop_insert_phi): Likewise.
760 (propagate_with_phi): Likewise.
761 (tree_ssa_phiprop): New propagator propagating loads
762 through phi nodes if profitable.
764 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
766 * tree-vect-analyze.c (process_use): New function.
767 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
768 Check phis in all bbs.
769 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
772 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
774 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
777 2007-04-17 Anatoly Sokolov <aesok@post.ru>
780 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
783 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
787 (sse_vmmulv4sf3): Likewise.
788 (sse2_vmaddv2df3): Likewise.
789 (sse2_vmmulv2df3): Likewise.
791 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
793 PR rtl-optimization/31360
794 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
795 (target_reg_cost): New.
796 (init_set_costs): Initialize target_reg_cost. Add comments
797 regarding the rationale of the costs.
798 (global_cost_for_size): Renamed to...
799 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
800 of register pressure.
801 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
802 estimate_reg_pressure_cost. Add number of ivs.
803 (determine_set_costs): Dump target_reg_cost.
804 * loop-invariant.c (gain_for_invariant): Use
805 estimate_reg_pressure_cost. Removed n_inv_uses argument.
806 (best_gain_for_invariant, find_invariants_to_move): Remove
808 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
809 (target_reg_cost): Declare.
810 (global_cost_for_size): Declaration removed.
811 (estimate_reg_pressure_cost): Declare.
813 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
815 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
816 regnos into even/odd register pairs.
817 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
818 TDmode similar to the other floating point modes.
819 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
820 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
822 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
823 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
824 (movdd_hardfloat64): Use TARGET_MFPGPR.
826 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
828 * reload1.c (delete_output_reload): Don't count output in n_inherited.
831 2005-01-05 Richard Henderson <rth@redhat.com>
833 * reload1.c (do_input_reload): Restrict the optimization deleteing
834 a previous output reload to RELOAD_FOR_INPUT.
836 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
838 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
840 (vectorizable_induction): New function declaration.
841 * tree-vect-transform.c (get_initial_def_for_induction): No need to
842 check if already vectorized. Find first place in BB where new stmts
843 can be inserted. Takes only one argument.
844 (vectorizable_induction): New function.
845 (vect_transform_stmt): Add case for induc_vec_info_type to call
846 vectorizable_induction.
847 (vect_transform_loop): Consider phis for vectorization.
848 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
850 (analyze_operations): Call vectorizable_induction when analyzing phis.
852 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
853 (vect_mark_relevant): Include phis in relevance analysis.
854 (vect_mark_stmts_to_be_vectorize): Likewise.
855 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
857 2007-04-16 Lawrence Crowl <crowl@google.com>
859 * doc/invoke.texi (Debugging Options): Add documentation for the
860 -femit-struct-debug options -femit-struct-debug-baseonly,
861 -femit-struct-debug-reduced, and
862 -femit-struct-debug-detailed[=...].
864 * c-opts.c (c_common_handle_option): Add
865 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
866 and OPT_femit_struct_debug_detailed_.
867 * c.opt: Add specifications for
868 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
869 and -femit-struct-debug-detailed[=...].
870 * opts.c (set_struct_debug_option): Parse the
871 -femit-struct-debug-... options.
872 * opts.c (matches_main_base, main_input_basename,
873 main_input_baselength, base_of_path, matches_main_base): Add
874 variables and functions to compare header base name to compilation
876 * opts.c (should_emit_struct_debug): Add to determine to emit a
877 structure based on the option.
878 (dump_struct_debug) Also disabled function to debug this
880 * opts.c (handle_options): Save the base name of the
883 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
884 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
885 This hook indicates if a type is generic. Set it by default
887 * langhooks.h (struct lang_hooks_for_types): Add a new hook
888 to determine if a struct type is generic or not.
889 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
890 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
891 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
894 * flags.h (enum debug_info_usage): Add an enumeration to describe
895 a program's use of a structure type.
896 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
897 to indicate the program's usage of the type. Filter structs based
898 on the -femit-struct-debug-... specification.
899 (gen_type_die): Split into two routines, gen_type_die and
900 gen_type_die_with_usage. gen_type_die is now a wrapper
901 that assumes direct usage.
902 (gen_type_die_with_usage): Replace calls to gen_type_die
903 with gen_type_die_with_usage adding the program usage of
905 (dwarf2out_imported_module_or_decl): Suppress struct debug
906 information using should_emit_struct_debug when appropriate.
908 2007-04-16 Ian Lance Taylor <iant@google.com>
910 PR tree-optimization/31522
911 * tree-vrp.c (vr_phi_edge_counts): New static variable.
912 (vrp_initialize): Allocate vr_phi_edge_counts.
913 (vrp_visit_phi_node): Don't push to infinity if we saw a new
914 executable edge. Drop test for all constants.
915 (vrp_finalize): Free vrp_phi_edge_counts.
917 * doc/cpp.texi (Common Predefined Macros): Clarify description of
918 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
920 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
921 predecessors at head rather than tail.
923 2007-04-16 Matthias Klose <doko@debian.org>
925 * config/alpha/linux.h (CPP_SPEC): Define.
926 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
928 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
930 * function.h: Remove sequence_stack extern declaration.
932 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
934 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
936 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
939 2007-04-16 Anatoly Sokolov <aesok@post.ru>
941 * config/avr/avr.c (avr_arch_types): Rearranging array.
942 (enum avr_arch): Add.
943 (avr_mcu_types): Use avr_arch enumeration constants instead of
945 * config/avr/avr.h (LINK_SPEC): Simplify.
947 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
949 * config/m68k/m68k.c (m68k_libcall_value,
950 m68k_function_value): Use macros for register names more.
952 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
954 (M68K_REGNAME): Use A6_REG.
955 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
957 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
960 * sched-int.h (struct deps): Split field 'pending_lists_length' into
961 'pending_read_list_length' and 'pending_write_list_length'. Update
963 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
964 to handle two length counters instead of one. Update all uses.
965 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
966 two length counters instead of one.
967 * sched-rgn.c (propagate_deps): Update to handle two length counters
970 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
974 copy of source, pass it to ix86_expand_vector_set and return
977 2007-04-16 David Ung <davidu@mips.com>
978 Joseph Myers <joseph@codesourcery.com>
980 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
981 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
982 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
983 Add 74K processor information.
984 * config/mips/mips.md: Include 74k.md.
985 (cpu): Add 74kc,74kf,74kx.
986 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
987 * config/mips/74k.md: New.
988 * doc/invoke.texi (MIPS Options): Document 74K support.
990 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
992 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
993 vectorizable_* functions.
994 * tree-vect-transform.c (vectorizable_call): Add check for
995 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
996 (vectorizable_store): likewise.
997 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
999 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1000 (vectorizable_type_promotion, vectorizable_load): Likewise.
1001 (vectorizable_live_operation, vectorizable_condition): Likewise.
1002 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1004 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1006 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1008 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1009 register numbers more.
1010 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1011 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1012 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1013 FUNCTION_VALUE_REGNO_P): Likewise.
1014 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1015 STATIC_CHAIN_REGNUM): Likewise.
1016 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1017 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1018 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1019 * config/m68k/m68k.md (FP_REG): New.
1021 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1023 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1026 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1028 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1029 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1032 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1034 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1037 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1040 * c-decl.c (finish_decl): Grab the type of the decl after the call
1041 to store_init_value.
1043 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1045 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1047 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1050 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1051 post dominators and cleanup cfg before returning.
1053 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1055 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1056 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1058 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1060 * config.gcc: Recognize fido.
1061 * config/m68k/m68k-devices.def (fidoa): New.
1062 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1064 (FL_FIDOA, TARGET_FIDOA): New.
1065 * config/m68k/m68k.opt (mfidoa): New.
1067 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1070 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1071 when a personality function is used.
1073 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1075 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1077 2007-04-13 Mike Stump <mrs@apple.com>
1079 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1081 * config/darwin.opt (fapple-kext): Make C++ only.
1082 * config/darwin.c (darwin_override_options): Remove code to ensure
1083 -fapple-kext is given for C++ only.
1085 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1087 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1088 * config/mips/mips.c (override_options): Call
1089 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1091 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1093 * config/i386/i386.opt (msvr3-shlib): Removed.
1095 * doc/invoke.texi: Remove -msvr3-shlib.
1097 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1099 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1100 with "popcnt" instruction.
1102 2007-04-13 Richard Guenther <rguenther@suse.de>
1104 PR tree-optimization/21258
1105 * tree-vrp.c (compare_case_labels): New helper.
1106 (find_switch_asserts): New function.
1107 (find_assert_locations): Call it for SWITCH_EXPRs.
1109 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1112 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1113 check is now implied in X87_FLOAT_MODE_P.
1114 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1115 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1116 (fix_trunc<mode>_i386_fisttp): Ditto.
1117 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1118 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1119 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1120 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1121 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1122 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1123 (unnamed_splitters): Ditto.
1124 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1125 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1126 FIRST_SSE_REG for local functions when SSE math is enabled or
1127 for functions with sseregparm attribute.
1128 (standard_80387_constant_p): Return -1 if mode is not
1130 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1131 (ix86_expand_compare): Ditto.
1132 (ix86_expand_carry_flag_compare): Ditto.
1133 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1134 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1135 DECIMAL_FLOAT_MODE_P.
1136 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1137 of SCALAR_FLOAT_MODE_P.
1138 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1139 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1140 checks before FLOAT_MODE_P.
1141 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1142 before FLOAT_MODE_P.
1147 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1149 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1150 Charles Wilson <libtool@cwilson.fastmail.fm>
1152 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1153 (libgcc.mvars): Don't depend on them.
1154 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1155 * exec-tool.in: New.
1157 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1159 * doc/invoke.text (--help): Document --help=common.
1161 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1163 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1165 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1167 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1168 * genemit.c (main): Emit #include "integrate.h".
1169 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1170 (LOADGP_RTP): New mips_loadgp_style.
1171 * config/mips/mips.h: Include config/vxworks-dummy.h.
1172 (TARGET_RTP_PIC): New macro.
1173 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1174 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1175 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1177 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1178 -mvxworks-pic when using -mrtp and a PIC option.
1179 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1181 (mips_symbolic_constant_p, mips_symbolic_address_p)
1182 (mips_symbol_insns): Handle SYMBOL_HALF.
1183 (override_options): Warn about -G and -mrtp being used together.
1184 Initialize mips_lo_relocs[SYMBOL_HALF].
1185 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1186 (mips_emit_loadgp): Handle LOADGP_RTP.
1187 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1188 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1189 (tablejump): Handle function-relative case table entries if
1191 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1193 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1195 * config/mips/mips.md (load_call<mode>): Allow any general register.
1197 (sibcall_value_internal, sibcall_value_multiple_internal)
1198 (call_value_internal, call_value_split, call_value_multiple_internal)
1199 (call_value_multiple_split): Remove constraints from operand 0.
1201 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1203 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1204 rather than loadgp_noshared.
1205 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1206 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1208 * config/mips/mips.md (loadgp): Rename to...
1209 (loadgp_newabi): ...this.
1210 (loadgp_noshared): Rename to...
1211 (loadgp_absolute): ...this.
1213 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1215 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1216 false for locally-binding symbols.
1217 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1219 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1221 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1222 (SYMBOL_GOT_PAGE_OFST): ...this.
1223 (SYMBOL_GOT_GLOBAL): Rename to...
1224 (SYMBOL_GOT_DISP): ...this.
1225 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1226 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1227 * config/mips/mips.c (mips_global_symbol_p): New function.
1228 (mips_symbol_binds_local_p): Likewise.
1229 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1230 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1231 and mips_symbol_binds_local_p.
1232 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1233 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1234 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1236 (mips_ok_for_lazy_binding_p): New function.
1237 (mips_load_call_address, mips_expand_call): Use it.
1238 (mips_dangerous_for_la25_p): Likewise.
1239 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1240 (*got_disp<mode>): Use got_disp_operand instead of
1241 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1242 SYMBOL_GOTOFF_GLOBAL.
1243 (*got_page<mode>): Use got_page_ofst_operand instead of
1245 * config/mips/predicates.md (const_call_insn_operand): Use
1246 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1247 (global_got_operand): Rename to...
1248 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1250 (local_got_operand): Rename to...
1251 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1252 of SYMBOL_GOT_LOCAL.
1254 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1256 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1257 TARGET_CALL_CLOBBERED_GP.
1258 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1259 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1260 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1261 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1262 of TARGET_ABICALLS && !TARGET_NEWABI.
1263 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1264 * config/mips/mips.c (mips_load_call_address): Check
1265 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1266 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1267 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1268 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1269 TARGET_ABICALLS && TARGET_NEWABI.
1270 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1272 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1273 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1274 TARGET_ABICALLS && TARGET_NEWABI.
1275 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1276 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1277 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1278 whether indirect calls must use $25.
1279 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1281 * config/mips/mips.md (jal_macro): Check flag_pic and
1282 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1283 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1284 instead of TARGET_ABICALLS.
1285 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1286 TARGET_ABICALLS && TARGET_OLDABI.
1287 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1288 (sibcall): In the comment above the define_insn, mention
1289 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1290 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1291 instead of TARGET_ABICALLS.
1293 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1295 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1296 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1297 (MACFLAGS_MATCH_P): New macro.
1298 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1299 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1300 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1301 the other MACFLAG constants.
1302 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1303 (flag_machi): Tighten constraints. Renumber some of the operands.
1304 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1306 (flag_machi_parts_acconly): New pattern.
1307 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1309 (flag_macinit1hi): Tighten constraints.
1310 (flag_mul_macv2hi_parts_acconly): New pattern.
1312 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1313 Use a more efficient implementation.
1314 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1315 inline sequences when not optimizing for size.
1317 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1318 movhi_high2low): Delete, merge functionality into...
1319 (packv2hi): ... this pattern.
1321 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1322 * config/bfin/bfin.opt (msim): New option.
1323 (mcpu=): New option.
1324 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1325 (bfin_cpu_t): Typedef of enum bfin_cpu.
1326 (bfin_cpu_type): New declaration.
1327 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1328 -msim and -mcpu= options.
1329 (LIB_SPEC): Likewise.
1330 * config/bfin/bfin.c (bfin_cpu_type): Define.
1331 (bfin_handle_option): Handle -mcpu= option.
1332 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1333 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1334 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1336 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1338 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1339 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1340 (powerpc-wrs-vxworksae): Use ${tm_file}.
1341 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1342 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1343 * config/i386/vx-common.h: New file.
1345 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1347 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1350 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1352 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1355 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1359 * c-common.c (c_build_qualified_type): Set canonical type
1362 2007-04-12 Richard Guenther <rguenther@suse.de>
1364 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1365 lower bound and element size if lower bound is not zero
1366 or either of the ARRAY_REF operands is set.
1368 2007-04-12 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/24689
1371 PR tree-optimization/31307
1372 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1374 * gimplify.c (canonicalize_addr_expr): To be consistent with
1375 gimplify_compound_lval only set operands two and three of
1376 ARRAY_REFs if they are not gimple_min_invariant. This makes
1377 it never at this place.
1378 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1380 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1382 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1383 null before emitting a .nsubspa directive.
1385 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1387 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1388 need_to_partition_p if there are no memory statements in the
1391 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1393 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1394 (gcd_of_steps_may_divide_p): New function.
1395 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1397 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1399 * reload.c (find_reloads_toplev, find_reloads_address,
1400 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1401 not a pointer equality test, to decide if we need to call
1402 push_reg_equiv_alt_mem.
1404 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1406 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1407 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1408 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1410 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1412 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1413 vector to be positive.
1415 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1419 * doc/invoke.texi: Document --params max-aliased-vops and
1421 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1422 debug_memory_partitions): Move to tree-flow.h
1423 * params.h (AVG_ALIASED_VOPS): Define.
1424 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1426 (mp_info_t): Likewise.
1427 (get_mem_sym_stats_for): New.
1428 (set_memory_partition): Move from tree-flow-inline.h.
1429 (mark_non_addressable): Only clear the set of symbols for the
1430 partition if it exists.
1431 (dump_memory_partitions): Move from tree-ssa-operands.c
1432 (debug_memory_partitions): Likewise.
1433 (need_to_partition_p): New.
1434 (dump_mem_ref_stats): New.
1435 (debug_mem_ref_stats): New.
1436 (dump_mem_sym_stats): New.
1437 (debug_mem_sym_stats): New.
1438 (update_mem_sym_stats_from_stmt): New.
1439 (compare_mp_info_entries): New.
1440 (mp_info_cmp): Call it.
1441 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1443 (get_mpt_for): Move from tree-ssa-operands.c.
1444 (find_partition_for): New.
1445 (create_partition_for): Remove.
1446 (estimate_vop_reduction): New.
1447 (update_reference_counts): New.
1448 (build_mp_info): New.
1449 (compute_memory_partitions): Refactor.
1450 Document new heuristic.
1451 Call build_mp_info, update_reference_counts,
1452 find_partition_for and estimate_vop_reduction.
1453 (compute_may_aliases): Populate virtual operands before
1454 calling debugging dumps.
1455 (delete_mem_sym_stats): New.
1456 (delete_mem_ref_stats): New.
1457 (init_mem_ref_stats): New.
1458 (init_alias_info): Call it.
1459 (maybe_create_global_var): Remove alias_info argument.
1460 Get number of call sites and number of pure/const call sites
1461 from gimple_mem_ref_stats().
1462 (dump_alias_info): Call dump_memory_partitions first.
1463 (dump_points_to_info_for): Show how many times a pointer has
1465 * opts.c (decode_options): For -O2 set --param
1466 max-aliased-vops to 500.
1467 For -O3 set --param max-aliased-vops to 1000 and --param
1468 avg-aliased-vops to 3.
1469 * fortran/options.c (gfc_init_options): Remove assignment to
1471 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1472 * tree-dfa.c (dump_variable): Dump memory reference
1474 Dump NO_ALIAS* settings.
1475 (referenced_var_lookup): Tidy.
1476 (mem_sym_stats): New.
1477 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1478 and ORIG are different SSA names for a memory partition.
1479 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1480 * tree-flow.h (struct mem_sym_stats_d): Define.
1481 (mem_sym_stats_t): Define.
1482 (struct mem_ref_stats_d): Define.
1483 (struct gimple_df): Add field mem_ref_stats.
1484 (enum noalias_state): Define.
1485 (struct var_ann_d): Add bitfield noalias_state.
1486 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1487 debug_mem_ref_stats, debug_memory_partitions,
1488 debug_mem_sym_stats): Declare.
1489 * tree-ssa-structalias.c (update_alias_info): Update call
1490 sites, pure/const call sites and asm sites in structure
1491 returned by gimple_mem_ref_stats.
1492 Remove local variable IS_POTENTIAL_DEREF.
1493 Increase NUM_DEREFS if the memory expression is a potential
1495 Call update_mem_sym_stats_from_stmt.
1496 If the memory references memory, call
1497 update_mem_sym_stats_from_stmt for all the direct memory
1498 symbol references found.
1499 (intra_create_variable_infos): Set noalias_state field for
1500 pointer arguments according to the value of
1501 flag_argument_noalias.
1502 * tree-ssa-structalias.h (struct alias_info): Remove fields
1503 num_calls_found and num_pure_const_calls_found.
1504 (update_mem_sym_stats_from_stmt): Declare.
1505 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1506 Set default value to 100.
1507 (PARAM_AVG_ALIASED_VOPS): Define.
1509 2007-04-11 Richard Guenther <rguenther@suse.de>
1512 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1513 a * -b + c as c - a * b if we honor sign dependent rounding.
1515 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1517 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1519 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1520 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1522 (initialize_trampoline): Don't use old-style function definition.
1523 (bfin_secondary_reload): Mark IN_P argument as unused.
1525 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1527 PR tree-optimization/31343
1528 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1529 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1530 * testsuite/gcc.dg/vect/pr31343.c: New.
1532 2007-04-10 Eric Christopher <echristo@apple.com>
1534 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1535 * config/i386/i386.md (*cmpfp0): Use.
1536 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1537 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1538 (fix_trunc<mode>_i386_fisttp): Ditto.
1539 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1540 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1541 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1542 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1543 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1544 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1545 (unnamed_splitters): Ditto.
1546 * config/i386/i386.c (output_fix_trunc): Assert that
1547 we're not being passed a TFmode operand.
1549 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1551 PR tree-optimization/31526
1552 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1553 n_basic_blocks to find newly added blocks.
1555 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1559 (fix_trunc<mode>si_sse): Ditto.
1560 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1561 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1562 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1563 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1564 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1565 expander using SSEMODEF mode macro.
1566 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1567 expander using SSEMODEF mode macro.
1568 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1569 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1570 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1571 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1572 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1573 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1574 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1575 Macroize insn using X87MODEF mode macro.
1577 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1579 * config/i386/sse.md (sse2_pinsrw): Removed.
1580 (sse2_pextrw): Renamed to ...
1581 (*sse2_pextrw): This.
1583 2007-04-09 Jan Hubicka <jh@suse.cz>
1586 * config/i386/sse.md
1587 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1588 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1589 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1590 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1592 2007-04-09 Jan Hubicka <jh@suse.cz>
1594 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1595 multiple fields of union.
1597 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1599 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1600 (create_preheaders): Check that loops are available.
1601 (fix_loop_structure): Clean up, improve comments.
1602 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1603 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1605 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1606 * predict.c (tree_estimate_probability): Do not call
1607 calculate_dominance_info. Call create_preheaders.
1608 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1609 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1611 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1612 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1613 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1614 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1617 2007-04-08 Jan Hubicka <jh@suse.cz>
1619 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1620 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1621 * fold-const.c (fold_unary): Use it.
1623 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1625 * varasm.c (assemble_variable): Remove call to
1626 lang_hooks.decls.prepare_assemble_variable.
1627 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1628 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1629 * langhooks.h (lang_hooks_for_decls): Remove
1630 prepare_assemble_variable.
1632 2007-04-08 Mike Stump <mrs@apple.com>
1634 * config/i386/i386.c: Use inc/dec on Core2.
1636 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1638 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1639 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1640 lhd_tree_inlining_end_inlining): Remove.
1641 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1642 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1644 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1645 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1646 lhd_tree_inlining_end_inlining): Remove prototypes.
1647 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1648 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1649 LANG_HOOKS_TREE_INLINING_START_INLINING,
1650 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1652 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1655 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1658 * config/avr/predicates.md (io_address_operand): Delete predicate.
1659 (low_io_address_operand): Don't use 'mode' argument.
1660 (higth_io_address_operand): Rename ...
1661 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1662 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1665 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1667 Revert change removing staticp.
1669 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1672 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1675 2007-04-07 Bruce Korb <bkorb@gnu.org>
1677 * c.opt: Add -Wformat-contains-nul.
1678 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1680 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1681 the NUL byte warning.
1683 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1687 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1689 * tree.c (staticp): No longer use staticp langhook.
1690 * langhooks.c (lhd_staticp): Removed.
1691 * langhooks.h (struct lang_hooks): Remove staticp.
1692 * c-common.c (c_staticp): Remove.
1693 * c-common.h (c_staticp): Ditto.
1694 * langhooks-defs.h (lhd_staticp): Ditto.
1695 (LHD_HOOKS_STATICP): Ditto
1696 * tree.h (gcc_assert_lowered): New macro.
1698 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1700 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1701 argument "reliable".
1702 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1703 Add argument "reliable". Propagate it through calls.
1704 (infer_loop_bounds_from_undefined): Derive number of iterations
1705 estimates from references in blocks that do not dominate loop latch.
1706 (gcov_type_to_double_int): New function.
1707 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1708 and expected_loop_iterations_unbounded.
1709 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1710 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1711 * tree-data-ref.c (estimated_loop_iterations): Export.
1712 (get_references_in_stmt): Fix -- do not return addresses of local
1714 * cfgloop.h (expected_loop_iterations_unbounded,
1715 estimated_loop_iterations): Declare.
1717 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1719 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1721 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1724 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1725 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1726 Use output_387_reg_move().
1727 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1728 expander using X87MODEF12 mode macro.
1729 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1730 choosing register preferences. Use output_387_reg_move().
1731 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1732 instead of "x". Use output_387_reg_move().
1733 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1734 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1735 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1736 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1737 Use output_387_reg_move().
1738 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1740 (*truncxf?f_i387 splitter): Ditto.
1742 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1744 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1745 LANG_HOOKS_SAFE_FROM_P.
1746 * expr.c (safe_from_p): Remove langhook call.
1747 * langhooks.h (lang_hooks): Remove safe_from_p.
1748 (lhd_safe_from_p): Remove prototype.
1749 * langhooks.c (lhd_safe_from_p): Remove.
1751 2007-04-06 Jan Hubicka <jh@suse.cz>
1753 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1756 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1759 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1760 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1761 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1763 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1764 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1766 2007-04-05 Richard Henderson <rth@redhat.com>
1768 * config/alpha/alpha.c (print_operand) [+]: Remove.
1769 (alpha_end_function): Print nop if call at end of function.
1770 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1771 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1772 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1773 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1774 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1775 the call pattern. Update peepholes to match.
1777 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1779 * doc/extend.texi (Other Builtins): Add decimal float variants
1781 * builtins.def: Ditto.
1782 * builtins.c (expand_builtin): Ditto.
1784 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1785 H.J. Lu <hongjiu.lu@intel.com>
1788 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1789 of V8HImode when calling ix86_binary_operator_ok.
1790 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1791 (sdot_prodv8hi): Operands 1 and 2 must be register.
1793 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1795 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1796 initialize align to silence bogus warning.
1798 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1801 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1803 (struct sra_walk_fns): Remove use_all parameter from use.
1804 (sra_hash_tree): Handle BIT_FIELD_REFs.
1805 (sra_elt_hash): Don't hash bitfld blocks.
1806 (sra_elt_eq): Skip them in parent compares as well. Handle
1808 (sra_walk_expr): Don't maintain or pass down use_all_p.
1809 (scan_use): Remove use_all parameter.
1810 (scalarize_use): Likewise. Re-expand assignment to
1811 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1812 output, and re-scalarize after output. Don't mark anything
1814 (scalarize_ldst): Adjust.
1815 (scalarize_walk_gimple_modify_statement): Likewise.
1816 (build_element_name_1): Handle BIT_FIELD_REFs.
1817 (instantiate_element): Don't warn for any element whose parent
1819 (instantiate_missing_elements_1): Return the sra_elt.
1820 (canon_type_for_field): New.
1821 (try_instantiate_multiple_fields): New.
1822 (instantiate_missing_elemnts): Use them.
1823 (mark_no_warning): Removed.
1824 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1825 (REPLDUP, sra_build_elt_assignment): New.
1826 (generate_copy_inout): Use them.
1827 (generate_element_copy): Likewise. Handle bitfld differences.
1828 (generate_element_zero): Don't recurse for blocks. Use
1829 sra_build_elt_assignment.
1830 (generate_one_element_int): Take elt instead of var. Use
1831 sra_build_elt_assignment.
1832 (generate_element_init_1): Adjust.
1833 (scalarize_use, scalarize_copy): Use REPLDUP.
1834 (scalarize_ldst): Move assert before dereference.
1835 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1837 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1839 * regmove.c: Fix unused variable warnings due to previous commit.
1841 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1843 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1844 (regmove_bb_head): Remove.
1845 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1846 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1847 problems with fixup_match_1.
1848 Don't initialize/free regmove_bb_head.
1850 (reg_is_remote_constant_p): If an insn is in the same basic block
1851 but not before INSN, consider it remote, too.
1853 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1856 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1857 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1859 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1861 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1862 (CONDITIONAL_REGISTER_USAGE): Likewise.
1864 2007-04-04 Richard Henderson <rth@redhat.com>
1866 * config/alpha/lib1funcs.asm: Remove unused file.
1868 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1871 * opts.c (print_specific_help): Fix --help=<language>
1873 (common_handle_option): Support --help=common.
1875 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1878 * gcc.c (main): Do not run the linker if
1879 print_subprocess_help indicates that it shouldn't be
1882 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1885 * doc/invoke.texi (--help=): Document <languages> value, fix
1886 formatting in tables of values.
1888 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1890 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1891 dllimport attribute of virtual methods.
1893 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1895 * config/score/crti.asm: Change _bss_start to __bss_start.
1896 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1897 (OUTGOING_REG_PARM_STACK_SPACE) update.
1898 * config/score/score.opt: add options to make backend support
1899 score5, score5u, score7 and score7d.
1900 * config/score/score.md: Likewise.
1901 * config/score/misc.md: Likewise.
1902 * config/score/mac.md: Likewise.
1903 * doc/invoke.texi: Likewise.
1904 * doc/md.texi: update constraints define.
1906 2007-04-03 Richard Henderson <rth@redhat.com>
1908 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1909 an appropriate type, use the mode instead.
1911 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1913 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1914 Set the default --with-arch setting to mips2.
1915 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1916 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1917 (MULTILIB_OSDIRNAMES): Delete.
1918 (MULTILIB_DIRNAMES): Define.
1919 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1920 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1921 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1922 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1923 VXWORKS_OS_CPP_BUILTINS.
1924 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1925 (MIPS_DEBUGGING_INFO): Undefine.
1926 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1928 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1931 * fold-const.c (native_encode_real): Encode real.c provided longs
1932 as a series of 32-bit native integers.
1933 (native_interpret_real): Interpret buffer as a series of 32-bit
1936 2007-04-03 Richard Guenther <rguenther@suse.de>
1938 * genpreds.c (write_insn_constraint_len): Write function
1939 optimized for CONSTRAINT_LEN implementation.
1940 (write_tm_preds_h): Output insn_constraint_len inline and
1941 use it for CONSTRAINT_LEN.
1942 (write_insn_preds_c): Don't output insn_constraint_len.
1943 * doc/md.texi (define_register_constraint): Document multi-letter
1944 constraints shall have the same length if they start with the same
1947 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1950 * config/i386/i386.md (isinf<mode>2): Expand only when
1951 TARGET_C99_FUNCTIONS is set.
1953 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1955 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1956 (x86_64-*-linux*): Ditto.
1957 * config/i386/i386.opt (mpc): New option.
1958 * config/i386/i386.c (overrride_options): Handle
1959 ix87_precision_string.
1960 * config/i386/crtprec.c: New file.
1961 * config/i386/t-crtpc: Ditto.
1962 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1964 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1965 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1966 crtprec32.o, crtprec64.o and crtprec80.o.
1968 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1970 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1972 2007-04-02 Eric Christopher <echristo@apple.com>
1974 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1975 limitations on darwin.
1977 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1980 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1982 2007-04-02 Dave Korn <dave.korn@artimi.com>
1984 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1986 2007-04-02 Dave Korn <dave.korn@artimi.com>
1988 * libgcc2.h (exception_descriptor): Don't forward-declare.
1989 (__get_eh_table_language, __get_eh_table_version): Delete
1990 prototypes of long-dead functions.
1992 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1994 * ebitmap.h: New file
1995 * ebitmap.c: New file
1996 * Makefile.in (ebitmap.o): New target.
1998 2007-04-01 Jan Hubicka <jh@suse.cz>
2000 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2001 before very first instruction.
2003 2007-04-01 Jan Hubicka <jh@suse.cz>
2005 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2006 waring on 64bit hosts.
2007 * bitmap.h: Fix typo in bitmap_head_def.
2009 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2011 PR rtl-optimization/31391
2012 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2013 into a DELETED_LABEL note, and the label is in an empty basic
2014 block, update BB_END as well as BB_HEAD.
2016 2007-04-01 Richard Henderson <rth@redhat.com>
2018 PR tree-optimization/31169
2019 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2020 to varying if the range is outside [0, prec-1].
2022 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2025 * config/mips/mips.md (load_const_gp): New insn.
2026 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2027 the MIPS16 GP pseudo register if no_new_pseudos.
2028 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2030 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2033 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2035 (call_value): Likewise.
2037 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2038 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2041 * doc/invoke.texi: (optimization options): Reword description
2042 of -ffast-math. Document its primary purpose.
2044 2007-03-31 Richard Guenther <rguenther@suse.de>
2046 * omp-low.c (splay-tree.h): Include.
2047 (lookup_decl): Replace splay-tree usage by pointer-map.
2048 (maybe_lookup_decl): Likewise.
2049 (new_omp_context): Likewise.
2050 (delete_omp_context): Likewise.
2051 * gimplify.c (splay-tree.h): Include.
2052 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2054 (remap_ssa_name): Likewise.
2055 (remap_decl): Likewise.
2056 (remap_type_1): Likewise.
2057 (remap_type): Likewise.
2058 (copy_body_r): Likewise.
2059 (expand_call_inline): Likewise.
2060 (clone_body): Likewise.
2061 (copy_tree_r): Likewise.
2062 (remap_save_expr): Likewise.
2063 (unsave_r): Likewise.
2064 (unsave_expr_now): Likewise.
2065 (tree_function_versioning): Likewise.
2066 (build_duplicate_type): Likewise.
2067 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2068 (struct copy_body_data): Replace splay-tree by pointer-map.
2069 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2070 not $(SPLAY_TREE_H).
2071 (gimplify.o): Depend on $(SPLAY_TREE_H).
2072 (omp-low.p): Likewise.
2074 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2076 * config/avr/predicates.md (even_register_operand,
2077 odd_register_operand): New predicates.
2078 * config/avr/avr.md (movw peephole2): New.
2079 (movw_r peephole2): New.
2081 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2083 * tree.h (get_signed_or_unsigned_type): New.
2084 * fold-const.c (operand_equal_for_comparison_p): Use
2085 get_signed_or_unsigned_type instead of
2086 lang_hooks.types.signed_or_unsigned_type.
2087 * expr.c (store_expr): Ditto.
2088 * langhooks.c (get_signed_or_unsigned_type): New.
2089 (lhd_signed_or_unsigned_type): New.
2090 * langhooks.h (lhd_signed_or_unsigned_type): New.
2091 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2093 2007-03-30 Richard Henderson <rth@redhat.com>
2095 * tree-ssa-loop-ivopts.c: Include target.h.
2096 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2097 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2098 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2099 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2101 2007-03-30 Richard Henderson <rth@redhat.com>
2102 Kai Tietz <kai.tietz@onevision.com>
2104 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2106 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2107 (TARGET_64BIT_MS_ABI): New.
2108 (DBX_REGISTER_NUMBER): Handle 64-bit.
2109 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2110 (LONG_TYPE_SIZE): Force to 32.
2111 (REG_PARM_STACK_SPACE): New.
2112 (OUTGOING_REG_PARM_STACK_SPACE): New.
2113 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2114 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2115 (STACK_BOUNDARY): Use 128 for 64-bit.
2116 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2117 Add 64-bit implementation.
2118 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2120 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2121 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2122 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2123 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2124 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2125 TARGET_64BIT_MS_ABI.
2126 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2127 (ix86_pass_by_reference): Likewise.
2128 (ix86_function_value_regno_p): Likewise.
2129 (ix86_build_builtin_va_list): Likewise.
2130 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2131 (function_arg_advance_ms_64): New.
2132 (function_arg_advance): Call it.
2133 (function_arg_ms_64): New.
2134 (function_arg): Call it.
2135 (function_value_ms_64): New.
2136 (ix86_function_value_1): Call it.
2137 (return_in_memory_ms_64): New.
2138 (ix86_return_in_memory): Call it.
2139 (setup_incoming_varargs_ms_64): New.
2140 (ix86_setup_incoming_varargs): Call it.
2141 (ix86_expand_prologue): Handle 64-bit stack probing.
2142 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2143 (output_pic_addr_const): Likewise.
2144 (x86_this_parameter): Likewise.
2145 (x86_output_mi_thunk): Likewise.
2146 (x86_function_profiler): Likewise.
2147 (TARGET_STRICT_ARGUMENT_NAMING): New.
2148 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2149 (TARGET_64BIT_MS_ABI): New.
2150 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2151 * config/i386/i386.md (allocate_stack_worker): Remove.
2152 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2153 describe the clobber of eax without a match_scratch.
2154 (allocate_stack_worker_postreload): Remove.
2155 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2156 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2157 (allocate_stack_worker_rex64_postreload): Remove.
2158 (allocate_stack): Handle 64-bit.
2159 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2160 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2161 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2162 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2163 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2164 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2165 * config.build (x86_64-*-mingw*): New host.
2166 * config.host (x86_64-*-mingw*): New host.
2167 * config.gcc (x86_64-*-mingw*): New target.
2168 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2170 2007-03-30 Richard Henderson <rth@redhat.com>
2171 Kai Tietz <kai.tietz@onevision.com>
2173 * c-pragma.c (struct def_pragma_macro_value): New.
2174 (struct def_pragma_macro): New.
2175 (pushed_macro_table): New.
2176 (dpm_hash, dpm_eq): New.
2177 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2178 (init_pragma): Install them.
2179 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2181 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2183 * config/avr/avr.c (avr_override_options): Clear
2184 'flag_delete_null_pointer_checks'.
2186 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2189 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2190 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2191 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2192 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2193 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2194 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2195 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2197 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2199 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2201 * regmove.c: Move all of pass_stack_adjustments from here...
2202 * combine-stack-adj.c: ...to this new file.
2203 * Makefile.in: Add rules for combine-stack-adj.o.
2205 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2207 PR tree-optimization/31383
2208 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2209 to have the same length.
2211 2007-03-30 Jan Hubicka <jh@suse.cz>
2214 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2215 availablility; add more sanity checking; ask varpool only about
2218 2007-03-29 Richard Henderson <rth@redhat.com>
2220 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2221 to decide, but __SIZEOF_LONG_LONG__.
2223 2007-03-29 Richard Henderson <rth@redhat.com>
2225 * emutls.c (struct __emutls_array): New.
2226 (emutls_destroy): Use it instead of casting element 0 from void*.
2227 (__emutls_get_address): Likewise.
2229 2007-03-29 Richard Henderson <rth@redhat.com>
2231 * varasm.c (initializer_constant_valid_p): Don't deny
2232 DECL_DLLIMPORT_P on functions.
2234 * config/i386/cygming.h: Remove function declarations.
2235 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2236 (ASM_OUTPUT_LABELREF): Remove.
2237 (COMMON_ASM_OP): Remove.
2238 (ASM_OUTPUT_COMMON): Remove.
2239 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2240 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2241 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2242 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2243 Rename from TARGET_ENCODE_SECTION_INFO.
2244 * config/i386/netware.h: Likewise.
2245 * config/i386/i386-protos.h: Update.
2246 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2247 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2248 (legitimate_constant_p): Reject dllimports.
2249 (dllimport_map, get_dllimport_decl): New.
2250 (legitimize_dllimport_symbol): New.
2251 (legitimize_address, ix86_expand_move): Use it.
2252 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2253 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2254 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2255 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2256 * config/i386/predicates.md (constant_call_address_operand): Only
2257 accept symbols; reject dllimport_p symbols.
2258 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2259 i386_pe_maybe_record_exported_symbol.
2260 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2261 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2262 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2263 trust the setting of DECL_DLLIMPORT_P.
2264 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2265 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2266 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2267 tidy the argument scanning loop.
2268 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2269 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2270 (i386_pe_strip_name_encoding): Remove.
2271 (i386_pe_binds_local_p): New.
2272 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2273 (i386_pe_output_labelref): Remove.
2274 (i386_pe_asm_output_aligned_decl_common): New.
2275 (i386_pe_maybe_record_exported_symbol): Rename from
2276 i386_pe_record_exported_symbol; check for dllexported symbols.
2278 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2280 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2281 add comment explaining why vsnprintf cannot be used.
2283 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2285 PR tree-optimization/30666
2286 * tree.c (build_complex_type): When creating type names for DWARF2
2287 debug info, create TYPE_DECLs for TYPE_NAME instead of
2289 (build_common_tree_nodes_2): Use build_complex_type when building
2290 predefined complex types, to preserve canonical types.
2292 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2294 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2295 (noce_get_alt_condition): Look at it to determine whether to
2296 reverse the condition or not.
2297 (noce_get_condition): Substitute the truth for lies.
2298 (noce_find_if_block): Set the then_else_reversed field.
2300 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2302 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2303 destination of this insn.
2304 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2305 than calling gen_rtx_SET directly. Use r0 to hold the value of
2306 'address + 4' rather than a stack based temporary which can be
2309 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2311 * config/s390/s390.c (s390_secondary_input_reload_class,
2312 s390_secondary_output_reload_class): Functions removed.
2313 (s390_secondary_reload): New function.
2314 (TARGET_SECONDARY_RELOAD): Target macro defined.
2315 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2316 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2317 * config/s390/s390.md ("reload_outti", "reload_outdi",
2318 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2319 "reload_out<mode>"): Expanders removed.
2320 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2321 "reload<mode>_nonoffmem_out"): Expanders added.
2323 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2325 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2326 SRC->DEST replacement failed anyway.
2328 2007-03-28 Mike Stump <mrs@apple.com>
2330 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2331 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2332 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2334 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2336 * config.gcc: Accept barcelona as a variant of amdfam10.
2337 * config/i386/i386.c (override_options): Likewise.
2338 * doc/invoke.texi: Likewise.
2340 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2342 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2343 offsets for BIT_FIELD_REF and COMPONENT_REF.
2345 2007-03-28 Richard Guenther <rguenther@suse.de>
2347 * tree.c (is_global_var): Move ...
2348 * tree-flow-inline.h (is_global_var): ... here.
2349 * tree.h (is_global_var): Remove declaration.
2351 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2353 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2355 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2356 * config/i386/i386.c (ix86_tune_features): Initialize new
2358 * config/i386/predicates.md (promotable_binary_operator): Use
2359 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2361 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2364 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2366 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2368 * config/fr30/fr30.md (movsi_internal): Change destination
2369 constraint from m to V and add m to the end.
2371 2007-03-28 Christian Bruel <christian.bruel@st.com>
2373 * config/sh/sh.md (movsi_i): Fix type attribute.
2375 2007-03-28 Christian Bruel <christian.bruel@st.com>
2377 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2378 (movsf_ie): Likewise.
2380 2007-03-28 Christian Bruel <christian.bruel@st.com>
2382 * config.gcc: Add sh4-300 to multilib.
2383 * config/sh/t-mlib-sh4-300: New file.
2385 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2387 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2388 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2390 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2391 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2392 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2393 "fixuns_trunctddi2"): Whitespace fix.
2395 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2397 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2398 the definition of struct sh_args.
2399 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2400 CALL_COOKIE_INT_REG_GET): Likewise.
2402 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2404 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2405 transformations are applied successfully.
2407 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2409 * tree.c (tree_contains_struct): Permit 512 tree codes.
2410 * tree.h (tree_contains_struct): Ditto.
2411 (MAX_TREE_CODES): Ditto.
2412 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2413 SPARE member to store remaining padding bits.
2415 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2417 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2420 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2422 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2423 * configure: Regenerate.
2425 * configure: Regenerate using the correct version of autoconf.
2427 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2429 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2431 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2432 regs to "__SP_L__" and "__SP_H__".
2434 2007-03-27 Richard Guenther <rguenther@suse.de>
2436 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2437 computations with it with a HOST_WIDE_INT variable.
2439 2007-03-26 Mike Stump <mrs@apple.com>
2441 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2442 objective-c-header, objective-c++-header and objc++-cpp-output
2444 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2446 2007-03-26 Richard Henderson <rth@redhat.com>
2449 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2450 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2451 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2452 IX86_BUILTIN_PSRLQ128): New.
2453 (ix86_init_mmx_sse_builtins): Add them.
2454 (ix86_expand_builtin): Expand them.
2455 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2456 operand 2 be TImode.
2457 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2458 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2459 _mm_srli_epi64): Mark __B const.
2460 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2461 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2462 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2463 new two-vector shift builtins.
2465 2007-03-26 Ian Lance Taylor <iant@google.com>
2467 PR tree-optimization/31345
2468 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2469 [+INF, +INF(OVF)] into VARYING.
2471 2007-03-26 Zack Weinberg <zackw@panix.com>
2473 * gengtype-parse.c: New file.
2474 * gengtype-yacc.y: Delete.
2475 * gengtype-lex.l: Don't include gengtype-yacc.h.
2476 Define YY_DECL and yyterminate appropriately for recursive
2477 descent parser. yylval is now a string out-parameter to yylex.
2478 (HWS, EOID): New shorthand.
2479 (IWORD): Add a couple more types.
2480 (yylex): Add a setup stanza. Remove the complex rules for
2481 detecting GTY'ed types and typedefs; replace with simple
2482 keyword detectors. Adjust everything for the changed
2483 definition of yylval. Ignore all pp-directives, not just #define.
2485 (parse_file): Rename yybegin; do not call yyparse.
2487 * gengtype.c (xasprintf): Export again.
2488 (this_file): New. Use everywhere __FILE__ was being used.
2489 (get_lang_bitmap): Special case types defined in gengtype.c.
2490 (do_typedef, new_structure): Suppress definition of certain types.
2491 (new_structure): Improve diagnostics of duplicate definitions.
2492 Make sure location_s is associated with input.h.
2493 (nreverse_pairs, define_location_structures): New functions.
2494 (main): Improve tagging of kludge types. Remove old kludges
2495 for input.h types; use define_location_structures.
2496 * gengtype.h: Update prototypes. Define token codes here.
2497 * Makefile.in: Remove all references to gengtype-yacc.
2498 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2500 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2501 add GTY((skip)) to the field that's only conditionally there.
2502 * doc/install.texi: Document that Bison is no longer required
2503 unless building treelang.
2505 * gengtype.c: Don't include gtyp-gen.h.
2506 (srcdir): Declare here.
2507 (base_files, lang_dir_names): Allocate dynamically.
2508 (gt_files, num_gt_files, num_lang_dirs): New globals.
2509 (measure_input_list, read_input_line, read_input_list)
2510 (set_lang_bitmap): New functions.
2511 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2512 simplify, relying on read_input_list to set up the bitmaps.
2513 (main): Arguments are no longer unused. Check for correct number
2514 of command line arguments, set srcdir and srcdir_len, then call
2515 read_input_list, before doing anything else. No need to worry
2516 about duplicates in main loop.
2517 * configure.ac: Simplify the calculation of all_gtfiles.
2518 Put language tags in there. Don't set or substitute
2519 all_gtfiles_files_langs or all_gtfiles_files_frags.
2520 * Makefile.in: Revamp the way gengtype is invoked, now that it
2521 takes a file on its command line with a much simpler format.
2522 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2523 (GTFILES): Remove duplicates and C source files.
2524 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2525 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2526 * configure: Regenerate.
2528 * gengtype.h: Remove all type definitions to gengtype.c; leave
2529 only definitions of options_p, type_p, and pair_p as opaque
2530 pointers. Update prototypes.
2531 * gengtype.c: Many type definitions moved here from gengtype.h.
2532 Consolidate type definitions at the top of the file.
2533 (xvasprintf): Delete.
2534 (xasprintf): Make static.
2535 (create_nested_pointer_option): Add 'next' parameter.
2536 (create_field_all, create_field_at): New functions.
2537 (create_field): Now a thin wrapper around create_field_all.
2538 (create_optional_field): Rename create_optional_field_ and add
2539 line argument. Original name is now a macro which supplies
2541 (oprintf): Use vsnprintf directly.
2542 (close_output_files): Use fatal rather than perror/exit.
2543 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2544 (main): Set progname. Don't use exit.
2545 * gengtype-yacc.y (struct_fields): Use create_field_at.
2546 (option, optionseqopt): Delete.
2547 (optionseq): Consolidate productions from option here so we
2548 can use the first argument to create_option.
2550 * gengtype-lex.l: Distinguish unions from structures in the
2551 token type. Don't call find_structure; return the tag as a string.
2552 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2553 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2554 Reorganize typedef_struct production accordingly.
2555 Use create_nested_ptr_option.
2556 * gengtype.c (create_nested_ptr_option): New function.
2557 * gengtype.h: Declare it.
2559 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2560 (string_type): Don't declare.
2561 (do_scalar_typedef): Declare.
2562 (create_scalar_type): Update prototype.
2563 * gengtype.c (string_type): Make static.
2564 (scalar_nonchar, scalar_char): New.
2565 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2566 (resolve_typedef): Use scalar_nonchar for error recovery.
2567 (create_scalar_type): Remove name_len field. Return scalar_char
2568 or scalar_nonchar as appropriate.
2569 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2571 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2573 (main): Initialize scalar_char and scalar_nonchar before calling
2575 * gengtype-lex.l: Adjust for removal of second argument to
2576 create_scalar_type. Use yylval.s instead of yylval.t when
2578 * gengtype-yacc.y: Type of SCALAR is string. Call
2579 create_scalar_type from type:SCALAR rule. Adjust for removal of
2580 second argument to create_scalar_type.
2582 * vec.h: Remove all #if IN_GENGTYPE blocks.
2583 Add comment saying that changes may require adjustments to gengtype.
2584 * gengtype.c: Don't include coretypes.h or tm.h.
2585 Add comment to inclusion of errors.h.
2586 (note_def_vec, note_def_vec_alloc): New functions.
2587 * gengtype.h: Declare new functions.
2588 * gengtype-lex.l: Don't include coretypes.h.
2589 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2591 (update_lineno): Remove unnecessary prototype.
2592 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2593 (VEC rule): Just return VEC_TOKEN.
2594 * gengtype-yacc.y (VEC_TOKEN): New token type.
2595 (type): Add a production for VEC(a,b).
2596 * Makefile.in: Update dependencies.
2598 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2599 typedefs that use the old PARAMS macro.
2601 * gengtype-lex.l: Remove all rules and states relating to yacc
2603 * gengtype-yacc.y: Similarly.
2604 * gengtype.c (note_yacc_type): Delete function.
2605 * gengtype.h: Update prototypes.
2607 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2609 * tree-pretty-print.c (dump_generic_node): Report precision of
2610 unnamed integer types.
2612 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2614 * ifcvt.c (noce_try_store_flag_constants): Don't check
2615 no_new_pseudos here.
2616 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2617 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2618 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2619 noce_try_sign_mask): Likewise.
2620 (if_convert): Check no_new_pseudos here.
2622 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2624 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2625 (noce_get_condition): Handle new then_else_reversed argument.
2626 (noce_init_if_info): Remove, fold into noce_find_if_block.
2627 (noce_process_if_block): Take a struct noce_if_info as the
2628 argument. Don't set up one based on ce_if_info. Update pointer
2629 references accordingly.
2630 (cond_move_process_if_block): Likewise.
2631 (process_if_block): Removed.
2632 (find_if_block): Removed. Move functionality two new functions,
2633 noce_find_if_block and cond_exec_find_if_block.
2634 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2635 blocks and the symmetric IF-ELSE-JOIN case.
2636 (cond_exec_find_if_block): Also new function mostly based on old
2637 find_if_block and process_if_block.
2638 (find_if_header): Replace find_if_block call with separately
2639 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2640 (find_cond_trap): Update noce_get_condition call.
2641 (dead_or_predicable): Likewise.
2643 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2645 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2647 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2648 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2649 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2650 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2651 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2652 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2653 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2654 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2655 __builtin_ia32_psrad128 builtins.
2657 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2659 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2660 * config/i386/constraints.md
2661 (define_constraint "I"): Use IN_RANGE macro.
2662 (define_constraint "J"): Ditto.
2663 (define_constraint "K"): Ditto.
2664 (define_constraint "M"): Ditto.
2665 (define_constraint "N"): Ditto.
2666 (define_constraint "O"): Ditto.
2667 * config/i386/predicates.md
2668 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2669 (define_predicate "const_0_to_3_operand"): Ditto.
2670 (define_predicate "const_0_to_7_operand"): Ditto.
2671 (define_predicate "const_0_to_15_operand"): Ditto.
2672 (define_predicate "const_0_to_63_operand"): Ditto.
2673 (define_predicate "const_0_to_255_operand"): Ditto.
2674 (define_predicate "const_1_to_31_operand"): Ditto.
2675 (define_predicate "const_2_to_3_operand"): Ditto.
2676 (define_predicate "const_4_to_7_operand"): Ditto.
2678 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2680 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2681 in SImode for save_world.
2682 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2685 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2687 PR tree-optimization/30784
2688 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2691 2007-03-25 Revital Eres <eres@il.ibm.com>
2693 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2694 Fold movement_possibility function into it.
2696 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2698 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2699 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2700 (call_indirect_nonlocal_darwin64): Same.
2701 (call_nonlocal_darwin64): Same.
2702 (call_value_indirect_nonlocal_darwin64): Same.
2703 (call_value_nonlocal_darwin64): Same.
2704 (sibcall_nonlocal_darwin64): Same.
2705 (sibcall_value_nonlocal_darwin64): Same.
2706 (sibcall_symbolic_64): Same.
2707 (sibcall_value_symbolic_64): Same.
2708 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2710 (rs6000_emit_load_toc_table): Same.
2711 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2712 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2718 (load_toc_v4_pic_si): Same
2719 (load_toc_v4_PIC_1): Same.
2720 (load_toc_v4_PIC_1b): Same.
2721 (call_indirect_aix{32,64}): Same.
2722 (call_value_indirect_aix{32,64}): Same.
2725 (call_local{32,64}): Same.
2726 (call_value_local{32,64}): Same.
2727 (call_indirect_nonlocal_aix{32,64}): Same.
2728 (call_nonlocal_aix{32,64}): Same.
2729 (call_value_indirect_nonlocal_aix{32,64}): Same.
2730 (call_value_nonlocal_aix{32,64}): Same.
2731 (call_indirect_nonlocal_sysv<mode>): Same.
2732 (call_nonlocal_sysv<mode>): Same.
2733 (call_value_indirect_nonlocal_sysv<mode>): Same.
2734 (call_value_nonlocal_sysv<mode>): Same.
2736 (sibcall_local{32,64}): Same.
2737 (sibcall_value_local{32,64}): Same.
2738 (sibcall_nonlocal_aix{32,64}): Same.
2739 (sibcall_value_nonlocal_aix{32,64}): Same.
2740 (sibcall_nonlocal_sysv<mode>): Same.
2741 (sibcall_value): Same.
2742 (sibcall_value_nonlocal_sysv<mode>): Same.
2744 2007-03-24 Paul Brook <paul@codesourcery.com>
2746 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2747 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2749 2007-03-24 Richard Henderson <rth@redhat.com>
2751 * config/ia64/constraints.md: New file.
2752 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2753 satisfies_constraint_?.
2754 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2755 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2756 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2757 ia64_output_mi_thunk): Likewise.
2758 (ia64_const_ok_for_letter_p): Remove.
2759 (ia64_const_double_ok_for_letter_p): Remove.
2760 (ia64_extra_constraint): Remove.
2761 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2762 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2763 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2764 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2765 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2766 EXTRA_MEMORY_CONSTRAINT): Remove.
2767 * config/ia64/ia64.md: Include constriants.md. Replace
2768 CONST_OK_FOR_? with satisfies_constraint_?.
2770 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2771 H.J. Lu <hongjiu.lu@intel.com>
2773 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2775 (name macros): Use DPD_BID_NAME to convert names properly.
2777 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2778 decimal floating point format.
2779 (init_floating_libfuncs): Change decimal functions so that they
2780 have a "bid_" prefix if the decimal system uses the BID format,
2781 and "dpd_" prefix if the decimal system uses the DPD format.
2782 (init_interclass_conv_libfuncs): Ditto.
2783 (init_intraclass_conv_libfuncs): Ditto.
2785 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2786 using the BID format.
2788 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2789 whether we are using the BID decimal format.
2790 * configure: Regenerate.
2792 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2793 the compiler has decimal floating point enabled. Define
2794 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2797 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2798 using the BID format.
2800 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2801 whether we are using the BID decimal format.
2802 * configure: Regenerate.
2804 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2805 the compiler has decimal floating point enabled. Define
2806 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2809 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2810 options, and that it is enabled for i386/x86_64 systems.
2812 * Makefile.in (enable_decimal_float): New.
2814 (DECNUMINC): Add -I$(DECNUMFMT).
2815 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2816 to $(DECNUMFMT) from $(DECNUM).
2818 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2819 Substitute enable_decimal_float.
2820 * configure: Regenerated.
2823 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2826 * configure.ac: Enable decimal float for x86_64-*-linux*.
2827 * configure: Regenerated.
2830 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2831 decimal128ClearSign to flip and clear the sign bit in decimal128.
2832 (decimal_real_maxval): Set decimal128SetSign to set the sign
2835 2007-03-23 Ian Lance Taylor <iant@google.com>
2837 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2839 2007-03-23 Ian Lance Taylor <iant@google.com>
2841 * tree-dump.c (dump_files): Correct comment.
2843 2007-03-23 Ian Lance Taylor <iant@google.com>
2845 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2847 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2849 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2850 in cfglayout mode. Don't go into and out of cfglayout mode.
2851 Link the blocks in the order of the constructed traces.
2852 (rest_of_handle_tracer): Adjust call to tracer.
2853 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2854 Don't go into cfglayout mode.
2855 (rtl_loop_done): Don't go out of cfglayout mode.
2856 * cfglayout.c (relink_block_chain): New function, split out from...
2857 (fixup_reorder_chain): ...here. Remove redundant checking.
2858 (cfg_layout_finalize): Don't clear the header, footer, and aux
2859 fields here, move the code to do so to relink_block_chain. Likewise
2860 for free_original_copy_tables.
2861 * rtl.h (tracer): Update prototype.
2862 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2863 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2864 mode. Use relink_block_chain to serialize the CFG according to the
2865 new basic block order. Move targetm.cannot_modify_jumps_p check from
2867 (gate_handle_reorder_blocks): ...to here.
2868 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2870 (gate_duplicate_computed_gotos): ...to here.
2871 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2872 something always changes when going into and out of cfglayout mode.
2873 Perform an expensive cfg cleanup while going into cfglayout mode.
2874 Always update liveness information on HAVE_conditional_execution
2875 targets. Reserialize the basic blocks and go out of cfglayout mode.
2876 * reg-stack.c: Include cfglayout.h.
2877 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2878 the call to reorder_basic_blocks.
2879 * basic-block.h (reorder_basic_blocks): Update prototype.
2880 (relink_block_chain): New prototype.
2881 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2883 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2885 * config/mips/mips.md (type, hazard, *movdi_32bit,
2886 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2887 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2888 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2889 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2890 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2892 (movcc): Change first xfer to multi.
2893 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2894 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2895 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2896 config/mips/generic.md: Change reservations using "xfer" to use
2898 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2899 using match_operand.
2900 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2901 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2903 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2905 2007-03-22 Richard Henderson <rth@redhat.com>
2907 * config/i386/i386.c: Remove unnecessary function declarations.
2908 Move targetm definition, and all related macros, to the end of
2909 the file. Resort some functions to put definitions before uses.
2910 (ix86_attribute_table): Make static. Move to end of file.
2911 (ix86_gimplify_va_arg): Make static.
2913 2007-03-22 Richard Henderson <rth@redhat.com>
2915 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2916 don't increase local_regparm with force_align_arg_pointer check.
2917 (ix86_function_sseregparm): Assert 32-bit.
2918 (type_has_variadic_args_p): New.
2919 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2920 type_has_variadic_args_p.
2921 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2922 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2923 use memset instead. Do maybe_vaarg check first; skip attribute
2924 tests if true; skip attribute tests for 64-bit.
2925 (construct_container): Remove TARGET_DEBUG_ARG.
2926 (function_arg_advance_32, function_arg_advance_64): Split out ...
2927 (function_arg_advance): ... from here.
2928 (function_arg_32, function_arg_64): Split out ...
2929 (function_arg): ... from here.
2930 (ix86_pass_by_reference): Tidy.
2931 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2932 (function_value_32): New, from parts of ix86_function_value
2933 and ix86_value_regno.
2934 (function_value_64): New, from parts of ix86_function_value
2935 and ix86_libcall_value.
2936 (ix86_function_value_1): New.
2937 (ix86_function_value, ix86_libcall_value): Use it.
2938 (return_in_memory_32, return_in_memory_64): Split out ...
2939 (ix86_return_in_memory): ... from here.
2940 (ix86_struct_value_rtx): Skip for 64-bit.
2941 (ix86_libcall_value, ix86_value_regno): Remove.
2942 (setup_incoming_varargs_64): Split out ...
2943 (ix86_setup_incoming_varargs): ... from here.
2944 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2945 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2946 * config/i386/i386-protos.h (ix86_function_value): Remove.
2947 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2949 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2952 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2953 infinities not supported, otherwise emit warning if -Woverflow. On
2954 underflow, emit warning if -Woverflow.
2955 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2957 * real.h (real_from_string): Update declaration
2959 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2960 Richard Henderson <rth@redhat.com>
2962 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2963 * calls.c (compute_argument_block_size, expand_call,
2964 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2965 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2966 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2967 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2968 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2969 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2970 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2971 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2974 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2976 * c-incpath.c (add_sysroot_to_chain): New.
2977 (merge_include_chains): Add sysroot argument. Call
2978 add_sysroot_to_chain if sysrooted.
2979 (register_include_chains): Update call to merge_include_chains.
2980 * doc/cppopts.texi: Document use of '=' in include directory
2983 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2986 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2987 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2988 insn pattern using X87MODEF12 mode macro.
2990 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2992 * regmove.c (regmove_optimize): Use reg_mentioned_p
2993 instead of reg_overlap_mentioned_p for DST.
2995 2007-03-21 Mike Stump <mrs@apple.com>
2997 * c.opt: Fixup for Objective-C/C++.
2999 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3001 * explow.c (convert_memory_address): Fold memory reference when
3002 POINTERS_EXTEND_UNSIGNED < 0
3004 2007-03-21 Richard Henderson <rth@redhat.com>
3007 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3008 * config/i386/mmintrin.h (__m64): Likewise.
3009 * config/i386/xmmintrin.h (__m128): Likewise.
3011 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3013 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3014 (VXWORKS_OS_CPP_BUILTINS): Define.
3015 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3016 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3018 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3020 * rtl.h (constant_pool_reference_p): Delete.
3021 (find_constant_src): Declare.
3022 * rtlanal.c (find_constant_src): New function.
3023 * simplify-rtx.c (constant_pool_reference_p): Delete.
3024 * config/i386/i386.md: Use find_constant_src instead of
3025 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3027 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3029 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3030 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3032 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3034 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3035 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3036 (arm_elf_asm_constructor): Use it.
3037 (arm_elf_asm_destructor): New function.
3039 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3041 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3043 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3045 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3047 2007-03-19 Andrew Haley <aph@redhat.com>
3049 PR tree-optimization/31264
3050 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3053 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3055 PR rtl-optimization/30907
3056 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3057 (fwprop_init): Always call loop_optimizer_initialize.
3058 (fwprop_done): Always call loop_optimizer_finalize.
3059 (fwprop): We always have loop info now.
3060 (gate_fwprop_addr): Remove.
3061 (pass_fwprop_addr): Use gate_fwprop as gate.
3063 PR rtl-optimization/30841
3064 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3065 df_chain_alloc): Call df_reorganize_refs unconditionally.
3066 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3067 refs_organized to refs_organized_size.
3068 (df_ref_create_structure): Use refs_organized_size instead of
3069 bitmap_size if refs had been organized, and keep refs_organized_size
3071 * df.h (struct df_ref_info): Change refs_organized to
3072 refs_organized_size.
3073 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3076 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3078 * except.c (output_function_exception_table): Do not reference the
3079 EH personality routine for functions that do not require an
3082 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3085 * c-typeck.c (convert_for_assignment): Call comptypes for
3086 RECORD_TYPE or UNION_TYPE.
3089 * reload1.c (reload): Do invalid ASM checking after
3090 cleanup_subreg_operands.
3092 2007-03-19 Jeff Law <law@redhat.com>
3094 * tree-cfg.c (find_taken_edge): Tighten conditions for
3095 optimizing computed gotos.
3097 2007-03-19 Michael Matz <matz@suse.de>
3099 * builtins.c (expand_builtin_sync_operation,
3100 expand_builtin_compare_and_swap,
3101 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3104 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3105 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3108 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3110 * doc/tm.texi: Add brackets around the return type of
3111 TARGET_SECONDARY_RELOAD.
3113 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3114 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/31254
3117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3118 Use handled_component_p () where appropriate. Continue
3119 propagating into the rhs if we propagated into an INDIRECT_REF
3122 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3124 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3125 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3126 (xde, xdee): Mode attributes adjusted to support DFP modes.
3127 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3128 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3129 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3130 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3131 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3132 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3133 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3135 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3136 "movsf"): Insn definitions removed.
3137 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3138 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3139 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3141 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3142 "reload_in<mode>", "reload_out<mode>"): Expander added.
3143 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3146 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3148 * config/s390/s390.md: Only non-functional changes. Renamed
3149 FPR mode macro to BFP all over the file.
3151 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3153 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3154 (op_type attribute): RRF instruction type added.
3155 (fT0): New mode attribute.
3156 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3157 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3158 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3159 no secondary memory is needed when moving DFmode values between GPRs
3162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3164 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3165 inverted and documentation adjusted.
3166 ("mhard-dfp", "msoft-dfp"): New options.
3167 * config/s390/s390.c (s390_handle_arch_option): New architecture
3169 (override_options): Sanity checks for the new options added.
3170 * config.gcc: New architecture switch: z9-ec.
3171 * config/s390/s390.h (processor_flags): PF_DFP added.
3172 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3173 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3174 when the bit is NOT set so remove it from the defaults.
3176 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3178 * genemit.c (main): Print include statement for dfp.h.
3179 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3182 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3184 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3186 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3189 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3192 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3194 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3195 attr_length_call, output_call, output_indirect_call): Cleanup
3196 formatting of targetm calls.
3198 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3200 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3202 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3204 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3205 reservation, bypass and anti-bypass descriptions for these instructions.
3206 Update move patterns.
3207 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3210 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3212 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3213 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3214 (get_initial_def_for_reduction): Likewise.
3216 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3218 Fix PR tree-optimization/29922
3219 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3220 (get_representative): Removed.
3221 (value_dies_in_block_x): Update for rvuse removal.
3222 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3223 (compute_antic_aux): Handle when PHI nodes appear in
3224 non-single-successors.
3225 (dump_bitmap_of_names): Removed.
3226 (compute_antic_safe): Renamed and removed rvuse calculation.
3227 Calculate only antic safe.
3228 (insert_into_preds_of_block): Remove assert.
3229 (execute_pre): Update for renamed functions.
3230 (defer_or_phi_translate_block): New function.
3232 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3234 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3235 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3237 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3238 Follow spelling conventions.
3240 * tree-data-ref.h: Remove the prototype for analyze_array.
3242 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3244 PR tree-optimization/31041
3245 * tree-vect-transform.c (get_initial_def_for_induction): Call
3246 force_gimple_operand.
3248 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3250 * ipa-type-escape.c (look_for_casts) : Revert code to use
3251 handled_component_p due to ada test a-numaux.adb.
3253 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3255 * final.c (final_scan_insn): Alter the condition of a
3256 conditional trap if we have nonstandard CC.
3258 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3260 * configure.ac: Remove excess quoting from asm line 0 test.
3261 * configure: Rebuilt.
3263 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3265 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3266 * c-common.c (convert_and_check): Move warning logic to...
3267 (warnings_for_convert_and_check): ...here. Define.
3268 * c-common.h (warnings_for_convert_and_check): Declare.
3270 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3272 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3273 (output_call): Likewise.
3275 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3277 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3279 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3281 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3283 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3286 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3288 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3290 PR tree-optimization/31183
3291 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3292 Use double_int instead of unsigned int for representing access_strides.
3293 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3295 2007-03-16 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/31146
3298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3299 to allow recursion of forward_propagate_addr_expr.
3300 (forward_propagate_addr_into_variable_array_index): Likewise.
3301 (forward_propagate_addr_expr): Likewise.
3302 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3303 (forward_propagate_addr_expr_1): Recurse on simple copies
3304 instead of propagating into them. Do so for useless conversions
3306 (forward_propagate_addr_expr): Clean up unused statements after
3309 2007-03-16 Richard Guenther <rguenther@suse.de>
3311 * builtins.c (expand_builtin_cexpi): Use the right argument
3312 for the expansion via cexp.
3314 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3316 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3317 * configure: Rebuilt.
3319 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3322 * dwarf2out.c (force_type_die): Adjust comment.
3323 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3325 2007-03-15 DJ Delorie <dj@redhat.com>
3327 * config/frv/predicates.md (minmax_operator): Don't check operands
3330 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3332 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3333 Update constant estimates of number of iterations.
3334 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3335 argument renamed to "realistic".
3336 (compute_estimated_nb_iterations): Removed.
3337 (record_niter_bound): New function.
3338 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3339 call record_nonwrapping_iv with upper = false.
3340 (infer_loop_bounds_from_signedness): Pass upper argument to
3341 record_nonwrapping_iv.
3342 (estimate_numbers_of_iterations_loop): Do not call
3343 compute_estimated_nb_iterations. Record estimate based on profile
3344 information. Initialize the constant estimates of number of
3346 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3348 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3349 number of iterations is too small.
3350 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3351 (EST_NOT_AVAILABLE): Removed.
3352 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3353 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3356 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3358 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3359 Handle NE_EXPR guards.
3361 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3364 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3365 Set also -pedantic-errors by default for the preprocessor unless
3366 -fpermissive is given.
3368 2007-03-15 Richard Guenther <rguenther@suse.de>
3372 * builtins.c (expand_builtin_cexpi): As a fallback if we
3373 don't have builtins for sincos or cexp create a function
3374 declaration for cexp and expand to a call to that.
3375 (expand_builtin_int_roundingfn): Always fall
3376 back to floor/ceil and its variants even if they may be
3379 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3382 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3383 jump tables, move the call to delete_dead_jumptables from here...
3384 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3385 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3386 don't allow merging of blocks that try_redirect_by_replacing_jump
3387 also does not handle when not optimizing.
3389 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3390 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3392 * config/i386/i386.md (x86_sahf_1): Correctly handle
3395 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3399 x86_64_general_operand as operand[2] predicate. Remove "iF"
3400 from operand constraints and use "e" constraint instead.
3401 (*subti3_1, *subti3_1 splitter): Ditto.
3402 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3403 operand[1] predicate.
3405 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3407 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3408 arrays, multiply the access strides by the size of the sub-array.
3409 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3411 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3413 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3414 the configured assembler supports the sahf mnemonic.
3415 * configure: Regenerate.
3416 * config.in: Regenerate.
3418 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3419 emit "sahf" or ".byte\t0x9e" as asm template.
3421 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3424 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3425 option to replace hard coded TARGET_xxx in md file.
3426 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3427 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3428 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3429 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3430 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3431 (X86_TUNE_NOT_VECTORMODE): Ditto.
3432 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3433 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3434 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3435 (TUNE_SLOW_IMUL_IMM8): Ditto.
3436 (TUNE_MOVE_M1_VIA_OR): Ditto.
3437 (TUNE_NOT_UNPAIRABLE): Ditto.
3438 (TUNE_NOT_VECTORMODE): Ditto.
3440 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3443 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3444 tuning options instead of hard coded TARGET_xxx.
3445 (fix ssemode peephole2's): Ditto.
3446 (imul peephole2's): Ditto.
3448 (movdi_or_rex64): Ditto.
3449 (move peephole2): Ditto.
3450 (not peephole2's): Ditto.
3452 2007-03-14 Dirk Mueller <dmueller@suse.de>
3454 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3455 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3456 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3458 * c-parser.c (c_parser_do_statement): Warn about empty body in
3460 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3461 * doc/invoke.texi (-Wempty-body): Update documentation.
3463 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3466 * c-common.h (warn_for_div_by_zero): Declare.
3467 * c-common.c (warn_for_div_by_zero): Define.
3468 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3471 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3473 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3474 to PREFIX and STANDARD_PREFIX.
3476 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3477 Phil Edwards <phil@codesourcery.com>
3479 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3480 (__gthread_once_t): Remove busy field for RTPs.
3481 (__GTHREAD_ONCE_INIT): Update accordingly.
3483 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3485 * doc/invoke.texi: Document VxWorks options.
3487 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3489 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3491 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3493 PR tree-optimization/30590
3494 * tree-nrv.c (tree_nrv): Check for the partial update of the
3497 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3499 * flags.h (flag_random_seed): Remove declaration, in favor of...
3500 * toplev.h (get_random_seed, set_random_seed): ... these.
3501 * tree.c (get_file_function_name): Use the former.
3502 * opts.c (common_handle_option): Use the latter.
3505 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3508 * cse.c (cse_find_path): Do not bail out if a basic block that
3509 we already visited now becomes part of a path that starts at a
3510 different basic block. Just disallow this, to make sure we
3511 visit each basic block at most once.
3513 2007-03-13 Jan Hubicka <jh@suse.cz>
3515 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3516 when profile esitmate is present, calls with very low frequency are
3519 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3521 PR tree-optimization/30730
3522 PR tree-optimization/26900
3523 * tree-ssa-loop-niter.c: Include gmp.h.
3525 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3526 split_to_var_and_offset, determine_value_range,
3527 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3528 bound_difference, bounds_add, bounds_negate,
3529 number_of_iterations_ne_max, dump_affine_iv): New functions.
3530 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3531 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3532 difference of initial and final value of control iv to validate
3534 (number_of_iterations_cond): Add loop parameter. Determine bounds
3535 on the difference of the extremes of the control iv. Add dumps.
3536 (expand_simple_operations): Handle phi nodes.
3537 (simplify_using_initial_conditions): Do not record used conditions.
3538 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3539 Do not set additional_info.
3540 (implies_nonnegative_p, implies_ge_p): Removed.
3541 (derive_constant_upper_bound): Do not use parameter `additional'.
3542 (record_estimate): Parameter `additional' removed. Parameter
3543 `i_bound' added. Do not call derive_constant_upper_bound.
3544 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3545 bound the number of iterations estimate.
3546 (estimate_numbers_of_iterations_loop): Pass the estimate from
3547 the number of iterations analysis to record_estimate.
3548 * tree.h (multiple_of_p): Declare.
3549 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3550 (scev_const_prop): Do not check expression_expensive_p.
3551 * fold-const.c (multiple_of_p): Exported.
3552 * double-int.c (double_int_mask): Exported.
3553 * double-int.h (double_int_mask): Declare.
3554 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3555 field. Added max field.
3557 2007-03-13 David Taylor <taylor@candd.org>
3560 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3563 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3566 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3567 two unamed patterns.
3569 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.opt (mcx16, msahf): New options.
3572 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3573 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3575 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3576 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3577 Output -mcx16 and -msahf options when corresponding bit is set.
3579 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3582 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3584 * configure.ac: Test for assembler tolerance to # 0 "".
3585 * configure, config.in: Rebuilt.
3586 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3588 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3590 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3592 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3593 (handle_syscall): Handle direct system calls.
3594 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3596 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3598 * doc/invoke.texi: Fix cpp.info cross-reference.
3599 * doc/passes.texi: Fix gcc.info cross-reference.
3601 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3603 PR tree-optimization/30835
3604 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3605 bb_for_stmt is not NULL before accessing it.
3607 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3609 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3612 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3615 * doc/install.texi: Document --enable-stage1-languages
3617 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3619 * tree-pass.h (pass_into_cfg_layout_mode,
3620 pass_outof_cfg_layout_mode): Declare.
3621 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3622 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3623 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3624 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3626 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3628 * c-decl.c (warn_variable_length_array): New function.
3629 Refactored from grokdeclarator to handle warn_vla
3630 and handle unnamed array case.
3631 (grokdeclarator): Refactored VLA warning case.
3632 * c.opt (Wvla): New flag.
3633 * doc/invoke.texi (Wvla): New warning.
3635 2007-03-12 Richard Henderson <rth@redhat.com>
3637 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3638 (TARGET_SECTION_TYPE_FLAGS): New.
3640 2007-03-12 Richard Henderson <rth@redhat.com>
3642 * config/darwin.c (machopic_reloc_rw_mask): New.
3643 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3644 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3646 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3648 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3649 * cppdefault.h (cpp_PREFIX): Document.
3650 (cpp_PREFIX_len): Likewise.
3651 (cpp_EXEC_PREFIX): New variable.
3652 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3653 * c-incpath.c (add_standard_paths): Correct logic for relocating
3654 paths within prefix.
3656 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3658 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3659 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3661 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3662 fix_truncdfdi_sse using SSEMODEF mode macro.
3663 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3664 fix_truncdfsi_sse using SSEMODEF mode macro.
3665 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3666 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3668 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3670 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3673 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3675 * tree.h : Add multiple_of_p declaration.
3676 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3677 * ipa-type-escape.c (results_of_malloc): Redundant.
3678 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3679 (cast_type): Extended with new members.
3680 (check_cast): Returns cast_type.
3681 (cast): New structure for data of walk_use_def_chains.
3682 (is_malloc_result, is_cast_from_non_pointer_1,
3683 is_cast_from_non_pointer,
3684 is_array_access_through_pointer_and_index): New functions.
3685 (look_for_casts): Returns cast types.
3686 (check_call): Returns void.
3687 (okay_pointer_operation): Use support of pointer plus index,
3688 pointer plus constant and allow all multiplications.
3690 2007-03-11 Richard Guenther <rguenther@suse.de>
3692 PR tree-optimization/31115
3693 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3694 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3695 A shift count of zero is not special as with *_DIV_EXPR.
3696 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3699 2007-03-11 Ian Lance Taylor <iant@google.com>
3701 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3702 the *_DIV_EXPR codes correctly with overflow infinities.
3704 2007-03-11 Ira Rosen <irar@il.ibm.com>
3706 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3707 indicate success/failure of the analysis. Add negation to subtrahend
3708 in case of subtraction. Fail if both operands contain constants.
3709 (create_data_ref): Fail if analyze_offset fails.
3711 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.md (frndintxf2): Rename to ...
3714 (rintxf2): ... this. Remove expander having same name.
3715 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3716 (roundsf2, rounddf2): Ditto.
3717 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3718 (lround<mode>di2, lround<mode>si2): Ditto.
3720 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3722 * lower-subreg.c: Include except.h.
3723 (decompose_multiword_subregs): Verify that the only control flow
3724 insns we can split are loads to multi-words pseudos.
3725 Handle breaking such blocks after splitting, instead of calling
3726 find_many_sub_basic_blocks.
3728 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3729 on the new basic block. Add a lengthy comment explaining why we
3730 thought this was necessary.
3731 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3733 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3736 * tree.c (walk_type_fields): Recurse into the element type of
3737 ARRAY_TYPEs if there is a pointer set.
3739 2007-03-10 Dirk Mueller <dmueller@suse.de>
3741 * c-common.c (warn_logical_operator): Fix condition.
3743 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3745 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3747 * config/darwin.c (machopic_select_section): Remove superfluous
3748 argument in call to categorize_decl_for_section. Remove unused
3751 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3753 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3755 * configure: Regenerate.
3757 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3761 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3762 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3763 Add LABEL_NUSES to emitted label.
3764 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3765 branch probability value to emitted jump insn.
3766 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3767 Do not check life information and do not re-arrange input operands
3768 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3770 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3772 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3773 the change of decode_asm_operands.
3775 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3777 * mode-switching.c (create_pre_exit): Skip blockage insn.
3779 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3781 * tree-pass.h (TODO_update_smt_usage): Remove.
3783 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3787 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3789 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3790 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3791 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3794 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3796 * gcc.c: Document %{, in big comment at top.
3797 (input_suffix_matches): Remove special handling for .s and
3799 (input_spec_matches): New.
3800 (handle_braces): Handle %{,.
3801 (validate_switches): ',' indicates a value which is not a switch.
3802 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3803 to detect assembler input.
3804 * config/i386/sol2.h (CPP_SPEC): Likewise.
3805 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3806 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3807 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3808 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3809 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3810 -m64 causes deployment target to default to 10.5.
3811 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3813 2007-03-09 Richard Henderson <rth@redhat.com>
3816 * target.h (targetm.asm.out.reloc_rw_mask): New.
3817 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3818 (TARGET_ASM_OUT): Use it.
3819 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3820 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3821 use the new reloc_rw_mask target hook instead.
3822 (default_section_type_flags_1): Merge into...
3823 (default_section_type_flags): ... here.
3824 (decl_readonly_section_1): Merge into...
3825 (decl_readonly_section): ... here.
3826 (default_elf_select_section_1): Merge into...
3827 (default_elf_select_section): ... here.
3828 (default_unique_section_1): Merge into...
3829 (default_unique_section): ... here.
3830 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3831 (default_select_rtx_section): Use it.
3832 (default_elf_select_rtx_section): Likewise.
3833 * output.h: Update to match.
3834 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3835 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3836 (TARGET_ASM_RELOC_RW_MASK): New.
3837 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3838 to categorize_decl_for_section.
3839 (x86_64_elf_unique_section): Likewise.
3840 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3841 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3842 (TARGET_ASM_RELOC_RW_MASK): New.
3843 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3844 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3845 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3846 (TARGET_RWRELOC): Remove.
3847 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3848 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3849 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3850 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3851 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3852 (rs6000_xcoff_select_section): Use decl_readonly_section.
3853 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3854 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3855 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3856 (TARGET_SECTION_TYPE_FLAGS): Remove.
3857 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3859 2007-03-09 Roger Sayle <roger@eyesopen.com>
3861 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3862 complex constant equality/inequality comparisons for here.
3863 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3864 known at compile-time or can be simplified to a scalar comparison.
3865 (fold_relational_const): Move compile-time evaluation of complex
3866 constant equality/inequality comparisons to here.
3868 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3870 PR rtl-optimization/30643
3871 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3873 (fold_rtx): Recurse, like before 2006-11-03.
3875 2007-03-09 DJ Delorie <dj@redhat.com>
3877 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3880 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3882 PR tree-optimization/30375
3883 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3884 LHS of statements is not the same.
3885 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3887 2007-03-09 Chao-ying Fu <fu@mips.com>
3889 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3891 * doc/invoke.texi (-mdspr2): Document new option.
3892 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3893 New unspec for DSP REV 2.
3894 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3895 these instructions are extended in DSP REV 2.
3896 (mips-dspr2.md): Include.
3897 * config/mips/mips.opt (mdspr2): New option.
3898 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3899 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3900 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3901 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3902 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3903 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3904 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3906 (bdesc_map): Add one field of unsupported_target_flags.
3907 (bdesc_arrays): Update entries to have extra fields. Add
3909 (mips_init_builtins): Initialize new function types.
3910 Check unsupported_target_fileds to filter out builtins.
3911 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3913 (ASM_SPEC): Pass mdspr2 to the assembler.
3914 * config/mips/mips-dspr2.md: New file.
3916 2007-03-09 Sa Liu <saliu@de.ibm.com>
3918 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3920 2007-03-09 Ian Lance Taylor <iant@google.com>
3922 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3923 argument) like -Wstrict-overflow=2.
3924 * doc/invoke.texi (Warning Options): Update documentation.
3926 2007-03-09 Dirk Mueller <dmueller@suse.de>
3929 * doc/invoke.texi (-Wlogical-op): Document.
3930 * common.opt (-Wlogical-op): New.
3931 * c-common.h (warn_logical_operator): Declare.
3932 * c-common.c (warn_logical_operator): Define.
3933 * c-typeck.c (parser_build_binary_op): Call
3934 warn_logical_operator.
3936 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3938 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3939 * final.c (final_scan_insn): Test for non-"" file name.
3941 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3943 * doc/loop.texi: Document the Omega linear constraints solver.
3944 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3945 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3946 omega-hash-table-size, omega-max-keys, and
3947 omega-eliminate-redundant-constraints.
3948 * tree-pass.h (pass_check_data_deps): Declared.
3951 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3952 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3953 pass_check_data_deps): New.
3954 * tree-data-ref.c (init_data_ref): Remove declaration.
3955 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3956 (analyze_array): Renamed init_array_ref, move up initializations.
3957 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3958 Removed arguments that are set to NULL.
3959 (analyze_indirect_ref): Correct indentation, correct call to
3961 (object_analysis): Call init_array_ref instead of analyze_array.
3962 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3963 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3964 of DR_ACCESS_FNS_ADDR.
3965 (init_omega_eq_with_af, omega_extract_distance_vectors,
3966 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3967 ddr_consistent_p): New.
3968 (compute_affine_dependence): Check consistency of ddrs when
3969 flag_check_data_deps is passed.
3970 (analyze_all_data_dependences): Uncomment.
3971 (tree_check_data_deps): New.
3972 * tree-data-ref.h: Include omega.h.
3973 (DR_ACCESS_FNS_ADDR): Removed.
3974 (data_dependence_relation): Add inner_loop.
3975 (DDR_INNER_LOOP): New.
3976 * common.opt (fcheck-data-deps): New.
3977 * tree-flow.h (tree_check_data_deps): Declare.
3978 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3979 (OBJS-common): Depend on omega.o.
3981 * passes.c (pass_check_data_deps): Scheduled.
3982 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3983 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3984 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3985 PARAM_VECT_MAX_VERSION_CHECKS,
3986 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3988 2007-03-09 Richard Guenther <rguenther@suse.de>
3990 PR tree-optimization/30904
3992 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3993 the same way as *_DIV_EXPR.
3995 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3997 * recog.c (decode_asm_operands): No mixed declarations and code.
3999 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4001 * rtl.def (ASM_INPUT): Add location.
4002 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4003 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4004 (decode_asm_operands): Add loc operand.
4005 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4006 * stmt.c (expand_asm): Rename to...
4007 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4008 gen_rtx_ASM_INPUT_loc.
4009 (expand_asm_expr): Adjust.
4010 * recog.c (decode_asm_operands): Add loc operand.
4011 (check_asm_operands, extract_insn): Adjust.
4012 * reload1.c (maybe_fix_stack_asms): Likewise.
4013 * final.c (asm_insn_count): Likewise.
4014 (final_scan_insn): Output # line before and after asm.
4016 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4018 * tree-ssa-structalias.c (variable_info): Remove
4020 (new_var_info): Ditto.
4021 (shared_bitmap_info_t): New structure.
4022 (shared_bitmap_table): New variable.
4023 (shared_bitmap_hash): New function.
4024 (shared_bitmap_eq): Ditto
4025 (shared_bitmap_lookup): Ditto.
4026 (shared_bitmap_add): Ditto.
4027 (merge_smts_into): Change to take bitmap directly.
4028 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4029 (init_alias_vars): Init shared bitmap hashtable.
4030 (delete_points_to_sets): Delete shared bitmap hashtable.
4031 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4032 is_aliased removal as a change that was still necessary was
4035 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.h (override_options): Conditionally disable
4038 x86_sahf for 64bit targets only.
4040 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4043 * c-decl.c (merge_decls): Don't call make_var_volatile.
4044 * varasm.c (make_var_volatile): Remove.
4045 * output.h (make_var_volatile): Remove.
4047 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4049 PR tree-optimization/31085
4050 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4052 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4054 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4055 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4056 ATTR_CONST_NOTHROW_LIST.
4058 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4061 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4063 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4065 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4068 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4070 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4071 passed, use shared libgcc.
4073 2007-03-08 Roger Sayle <roger@eyesopen.com>
4075 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4076 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4077 (honor_protect_cleanup_actions, lower_try_finally_switch):
4079 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4080 ifc_temp_var): Likewise.
4081 * tree-inline.c (setup_one_parameter): Likewise.
4082 * tree-mudflap.c (mf_decl_cache_locals,
4083 mf_build_check_statement_for): Likewise.
4084 * tree-nested.c (init_tmp_var, save_tmp_var,
4085 finalize_nesting_tree_1): Likewise.
4086 * tree-outof-ssa.c (insert_copy_on_edge,
4087 insert_backedge_copies): Likewise.
4088 * tree-profile.c (tree_gen_edge_profiler,
4089 tree_gen_ic_profiler): Likewise.
4090 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4091 * tree-sra.c (sra_build_assignment): Likewise.
4092 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4093 * tree-ssa-math-opts.c (insert_reciprocals,
4094 execute_cse_sincos_1): Likewise.
4095 * tree-tailcall.c (adjust_accumulator_values,
4096 adjust_return_value): Likewise.
4097 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4098 * tree-vect-transform.c (vect_create_data_ref_ptr,
4099 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4100 vect_create_epilog_for_reduction, vectorizable_reduction,
4101 vectorizable_call, vectorizable_conversion,
4102 vectorizable_assignment, vectorizable_operation,
4103 vectorizable_type_demotion, vect_gen_widened_results_half,
4104 vect_permute_store_chain, vectorizable_store,
4105 vect_setup_realignment, vect_permute_load_chain,
4106 vectorizable_load, vectorizable_condition,
4107 vect_create_cond_for_align_checks): Likewise.
4108 * tree-vrp.c (build_assert_expr_for): Likewise.
4110 2007-03-08 Ian Lance Taylor <iant@google.com>
4112 * tree-vrp.c: Include "intl.h".
4113 (usable_range_p): New static function.
4114 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4115 overflowed values, juts set *strict_overflow_p.
4116 (compare_values): Only return -2 if one of the operands is not a
4118 (compare_ranges): Call usable_range_p.
4119 (compare_range_with_value): Likewise.
4120 (vrp_evaluate_conditional_warnv): Rename from
4121 vrp_evaluate_conditional. Make static. Change all callers.
4122 (vrp_evaluate_conditional): New function.
4123 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4125 (simplify_abs_using_ranges): Likewise.
4126 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4127 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4128 within_stmt parameter.
4129 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4130 vrp_evaluate_conditional.
4131 * tree-ssa-threadedge.c
4132 (record_temporary_equivalences_from_stmts_at_dest): Change
4133 simplify parameter to take a second tree parameter.
4134 (simplify_control_stmt_condition): Likewise.
4135 (thread_across_edge): Likewise.
4136 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4137 (thread_across_edge): Likewise.
4138 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4140 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4142 * config/i386/i386.h (TARGET_SAHF): New define.
4143 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4144 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4145 (x86_sahf): New global variable.
4146 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4147 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4148 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4149 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4151 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4152 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4153 when expanding fcomi/sahf based tests.
4154 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4155 expanding sahf based alternative. Emit sahf based sequence when
4156 optimizing for code size.
4157 * config/i386/i386.md (x86_sahf_1): Do not disable for
4158 TARGET_64BIT, enable for TARGET_SAHF.
4160 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4162 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4163 spurious whitespace from error message.
4165 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4168 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4170 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4172 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4174 * tree-sra.c (instantiate_element): Propagate disabled warnings
4175 from the element itself to the created variable.
4177 2007-03-07 Richard Henderson <rth@redhat.com>
4180 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4181 silently fix up the stack in the case of a missing register.
4183 2007-03-07 Paul Brook <paul@codesourcery.com>
4185 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4187 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4189 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4191 (phase1_vrs): Use them.
4192 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4193 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4194 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4195 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4196 __gnu_Unwind_Restore_WMMXC if required.
4197 (_Unwind_VRS_Pop): Implement iWMMXt support.
4198 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4199 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4200 gnu_Unwind_Save_WMMXC): Define.
4202 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4204 * config/vxworks.h (vxworks_override_options): Declare.
4205 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4206 * config/vxworks.c: Include target.h and toplev.h.
4207 (vxworks_override_options): New function.
4208 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4210 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4212 * config/s390/s390.c (override_options): Don't emit an error when
4213 -mstack-size is used without providing -mstack-guard.
4214 (s390_emit_prologue): Choose stack_guard value automatically if not
4215 provided via command line.
4216 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4218 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4220 * config/i386/i386.c (output_set_got): Add a GOT initialization
4221 sequence for VxWorks PIC.
4222 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4223 around labels as well as symbols. Use gotoff_operand instead
4224 of local_symbolic_operand.
4225 (legitimize_pic_address): Use gotoff_operand instead of
4226 local_symbolic_operand. Use @GOT accesses for labels as
4228 (ix86_output_addr_diff_elt): Use PC-relative rather than
4229 GP-relative offsets for VxWorks PIC.
4230 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4231 no_new_pseudos. Check whether the returned register is op0.
4232 * config/i386/i386.md (tablejump): Use PC-relative rather than
4233 GP-relative offsets for VxWorks PIC.
4234 * config/i386/predicates.md (gotoff_operand): New predicate.
4236 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4238 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4240 * config/vxworks-dummy.h: New file.
4241 * config/i386/i386.h: Include it.
4243 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4245 * dwarf2out.c (is_inlined_entry_point): New
4246 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4247 DW_AT_ranges if the first subblock is the entry point.
4249 2007-03-06 David Daney <ddaney@avtrex.com>
4251 * doc/install.texi (mips-*-*): Change recommended binutils
4254 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4256 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4257 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4259 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4260 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4262 2007-03-06 Jan Hubicka <jh@suse.cz>
4264 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4265 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4267 (probably_cold_bb_p): Cold functions are cold.
4268 (probably_never_executed_bb_p): Cold functions are cold.
4269 (tree_bb_level_predictions): Predict calls to cold functions as not
4271 (compute_function_frequency): Check hot/cold attributes.
4272 * function.h (function_frequency): Update comments.
4273 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4274 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4275 (c_common_att): Add cold and hot.
4277 * doc/extend.texi (hot,cold attributes): Document.
4279 2007-03-06 Andrew Haley <aph@redhat.com>
4281 * function.c (expand_function_end): Move blockage to just after we
4282 emit the label for the naked return from the function.
4284 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4286 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4289 2007-03-06 Jan Hubicka <jh@suse.cz>
4291 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4292 loaded for constant large models. Non-large 64bit PIC can do.
4293 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4294 * cmodel.h: Add LARGE PIC.
4295 * i386.md (UNSPEC_PLTOFF): New.
4296 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4298 (*call_1_rex64): Disable for large models.
4299 (*call_1_rex64_large): New.
4300 (*call_value_1_rex64): Disable for large models.
4301 (*call_value_1_rex64_large): New.
4302 (set_rip_rex4): New.
4303 (set_got_offset_rex64): New.
4304 * predicates.md (constant_call_address_operand): For large model
4305 constant calls are not possible.
4306 * i386-protos.h (construct_plt_address): Declare.
4307 * i386.c (override_options): Accept large models.
4308 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4309 (legitimate_constant_p): Add new UNSPECs.
4310 (legitimate_pic_operand_p): Likewise.
4311 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4312 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4314 (output_pic_addr_const): Add PLTOFF.
4315 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4316 (ix86_expand_move): Legitimize pic address when in PIC mode.
4317 (construct_plt_address): New function.
4318 (ix86_expand_call): Offload the address to register and use GOT pointer
4320 * invoke.texi (mcmodel=large): Update documentation.
4322 2007-03-06 Richard Henderson <rth@redhat.com>
4324 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4325 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4326 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4327 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4328 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4329 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4330 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4331 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4332 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4333 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4334 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4335 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4336 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4337 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4338 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4339 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4340 x86_schedule, x86_use_bt, x86_pad_returns,
4341 x86_use_xchgb): Merge into ...
4342 (ix86_tune_features): ... here. New array.
4343 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4344 x86_bswap): Merge into ...
4345 (ix86_arch_features): ... here. New array.
4346 (x86_3dnow_a): Remove.
4347 (x86_accumulate_outgoing_args): Make static.
4348 (x86_arch_always_fancy_math_387): Make static.
4349 (ix86_tune_mask, ix86_arch_mask): Move ...
4350 (override_options): ... to local variables here. Apply the
4351 appropriate mask to each element of ix86_arch_features and
4352 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4353 as were done in the old macros.
4354 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4355 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4356 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4357 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4358 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4359 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4360 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4361 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4362 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4363 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4364 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4365 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4366 x86_accumulate_outgoing_args, x86_prologue_using_move,
4367 x86_epilogue_using_move, x86_decompose_lea,
4368 x86_arch_always_fancy_math_387, x86_shift1,
4369 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4370 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4371 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4372 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4373 x86_use_incdec, x86_pad_returns, x86_bswap,
4374 x86_partial_flag_reg_stall): Remove.
4375 (enum ix86_tune_indices): New.
4376 (ix86_tune_features): New.
4377 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4378 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4379 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4380 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4381 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4382 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4383 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4384 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4385 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4386 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4387 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4388 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4389 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4390 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4391 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4392 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4393 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4394 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4395 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4396 TARGET_EXT_80387_CONSTANTS): Use it.
4397 (enum ix86_arch_indices): New.
4398 (ix86_arch_features): New.
4399 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4400 TARGET_BSWAP): Use it.
4401 (ix86_tune_mask, ix86_arch_mask): Remove.
4403 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4406 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4407 Define using $${sysroot_headers_suffix}.
4408 * configure: Regenerate.
4409 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4410 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4412 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4413 * gcc.c (print_sysroot_headers_suffix): New.
4414 (option_map): Include --print-sysroot-headers-suffix.
4415 (display_help): Mention -print-sysroot-headers-suffix.
4416 (process_command): Handle -print-sysroot-headers-suffix.
4417 (do_spec_1): Append multilib directory to include-fixed path if
4418 sysroot suffixes in use.
4419 (main): Handle -print-sysroot-headers-suffix.
4420 * Makefile.in (start.encap): Don't depend on xlimits.h
4421 (xlimits.h): Remove.
4422 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4423 limits.h for each multilib in fixinc_list.
4424 (fixinc_list, s-fixinc_list): New.
4425 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4426 generate them for each multilib in fixinc_list.
4427 (stmp-fixproto): Use include-fixed. Run fixproto for each
4428 multilib in fixinc_list.
4429 (mostlyclean): Don't remove xlimits.h.
4430 (clean): Remove include-fixed.
4431 (real-install-headers-tar, real-install-headers-cpio,
4432 real-install-headers-cp): Don't copy include, only include-fixed.
4433 (install-mkheaders): Depend on fixinc_list. Don't depend on
4434 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4435 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4436 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4438 2007-03-06 Jan Hubicka <jh@suse.cz>
4440 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4445 * configure.ac: Allow tm_file to contain build-directory files.
4446 * configure: Regenerate.
4447 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4448 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4449 * config/m68k/print-sysroot-suffix.sh: New file.
4451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4453 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4454 of pic_offset_table_rtx if reload_completed.
4455 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4456 PIC_OFFSET_TABLE_REGNUM.
4457 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4459 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4460 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4464 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4465 functions that call eh_return.
4467 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4469 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4470 functions that need a constant pool.
4472 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4475 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4476 (m68k_preferred_reload_class): Likewise.
4477 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4478 (SECONDARY_RELOAD_CLASS): Define.
4479 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4480 (LIMIT_RELOAD_CLASS): Delete.
4481 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4482 registers from storing bytes.
4483 (m68k_secondary_reload_class): New function.
4484 (m68k_preferred_reload_class): Likewise.
4486 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4488 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4490 (m68k_expand_prologue): Likewise.
4492 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4494 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4495 (mips_expand_epilogue): Add a bool parameter.
4496 (m68k_legitimize_sibcall_address): Declare.
4497 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4498 (m68k_expand_epilogue): Add a parameter to select between sibling
4499 and normal epilogues. Only generate a return for the latter.
4500 (m68k_ok_for_sibcall_p): New function.
4501 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4502 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4503 (sibcall_value, *sibcall_value): Likewise.
4504 (*call, *call_value): Require !SIBLING_CALL_P.
4505 (epilogue): Update call to m68k_expand_epilogue.
4506 (sibcall_epilogue): New pattern.
4507 * config/m68k/predicates.md (const_call_operand): Say that this
4508 predicate applies to sibling calls too.
4509 (sibcall_operand): New predicate.
4511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4513 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4514 alternatives as movsi_cf.
4515 (movsf_cf_hard): Add commentary.
4517 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4518 Richard Sandiford <richard@codesourcery.com>
4520 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4521 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4522 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4523 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4524 as being live on exit from an interrupt function.
4525 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4526 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4527 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4528 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4529 (m68k_interrupt_function_p): Globalize.
4530 (m68k_compute_frame_layout): Remove reverse mask code.
4531 (m68k_emit_movem, m68k_set_frame_related): New functions.
4532 (m68k_output_function_prologue): Delete in favor of...
4533 (m68k_expand_prologue): ...this new function.
4534 (m68k_output_function_epilogue): Delete in favor of...
4535 (m68k_expand_epilogue): ...this new function.
4536 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4538 (print_operand): Handle %?.
4539 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4540 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4541 (prologue, epilogue): New patterns.
4542 (return): Turn into a define_expand.
4543 (*return): New pattern, derived from old "return" pattern. Use rte
4544 rather than rts for interrupt functions. Only use rtd if the pop
4546 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4547 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4548 (link, *link, unlink, *unlink, load_got): Likewise.
4550 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4554 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4555 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4556 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4557 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4558 and m68k_matches_u_p.
4559 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4560 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4561 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4562 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4563 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4564 (REG_STRICT_P): New macro.
4565 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4566 PCREL_GENERAL_OPERAND_OK.
4567 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4568 m68k_legitimate_base_reg_p.
4569 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4570 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4571 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4572 * config/m68k/m68k.c (m68k_address): New structure.
4573 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4574 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4575 (m68k_jump_table_ref_p, m68k_decompose_address)
4576 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4577 (m68k_matches_u_p): New functions.
4578 (print_operand_address): Rewrite to use m68k_decompose_index.
4580 2007-03-05 David Taylor <dtaylor@emc.com>
4582 * gcc.c: Correct copyright date in --version output.
4584 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4586 * pa.md: In unamed move patterns, disparge copies between general
4587 and floating point registers using '?' modifier. Don't include 'f'
4588 constraint for register preferences in DImode, SImode, HImode and
4589 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4590 Remove constraints for copies between general and floating registers
4591 in soft-float DFmode pattern.
4592 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4596 2007-03-05 Mike Stump <mrs@apple.com>
4598 * c-common.c (targetcm): Add.
4599 * c-opts.c (c_common_handle_option): Handle language specific
4601 * opts.c (handle_option): Verify language for target options, if
4603 * opth-gen.awk: Add CL_LANG_ALL.
4604 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4605 (TARGETCM_INITIALIZER): Add.
4606 * target.h (struct gcc_targetcm): Add.
4608 * targhooks.c (default_handle_c_option): Add.
4609 * targhooks.h (default_handle_c_option): Add.
4610 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4612 * config/darwin.opt (iframework): Add.
4613 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4614 * config/darwin-c.c (handle_c_option): Add.
4615 (TARGET_HANDLE_C_OPTION): Add.
4617 * doc/invoke.texi (Darwin Options): Add -iframework.
4619 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4621 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4624 2007-03-05 Ian Lance Taylor <iant@google.com>
4626 * c.opt (fgnu89-inline): New option.
4627 * c-opts.c (c_common_post_options): Set default value for
4629 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4630 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4632 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4633 (grokdeclarator, start_function): Likewise.
4634 * c-cppbuiltin.c (c_cpp_builtins): Define either
4635 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4636 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4637 (C Dialect Options): Document -fgnu89-inline.
4638 * doc/extend.texi (Function Attributes): Explain what the
4639 gnu_inline attribute does.
4640 * doc/cpp.texi (Common Predefined Macros): Document
4641 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4643 2007-03-05 Ian Lance Taylor <iant@google.com>
4645 PR tree-optimization/31034
4646 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4647 half-range if the other side is an overflow infinity.
4649 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4651 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4652 (bfin*-linux-uclibc*): New configuration.
4653 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4655 * config/bfin/linux.h: New file.
4656 * config/bfin/libgcc-bfin.ver: New file.
4657 * config/bfin/t-bfin-uclinux: New file.
4658 * config/bfin/t-bfin-linux: New file.
4659 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4660 (TARGET_OS_CPP_BUILTINS): New macro.
4662 2007-03-05 Richard Guenther <rguenther@suse.de>
4664 * fold-const.c (fold_binary): Remove duplicate folding
4665 of comparison of non-null ADDR_EXPR against null.
4667 2007-03-05 Richard Guenther <rguenther@suse.de>
4668 Dorit Nuzman <dorit@il.ibm.com>
4670 PR tree-optimization/26420
4671 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4672 are no loops in the function. Only print the number of
4673 vectorized loops if it is greater than zero or we are supposed
4674 to print information about unvectorized loops.
4676 2007-03-05 Revital Eres <eres@il.ibm.com>
4678 * gcc.dg/var-expand1.c: New test.
4679 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4680 when an accumulator is expanded.
4682 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4685 * c-common.c (convert_and_check): Don't give warnings for
4686 conversion if 'expr' already overflowed.
4688 2007-03-04 Roger Sayle <roger@eyesopen.com>
4691 * fold-const.c (fold_comparison): Enforce type consistency when
4692 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4694 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4696 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4697 containing a cast to the base of TARGET_MEM_REF.
4699 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4701 * tree.c (tree_contains_struct_check_failed): Remove spurious
4702 whitespace from error message.
4704 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4707 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4708 instead of precision.
4710 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4711 Nathan Sidwell <nathan@codesourcery.com>
4713 * emit-rtl.c (find_auto_inc): New.
4714 (try_split): recreate REG_INC notes,
4715 Use regular for loops rather than whiles.
4717 2007-03-03 Andreas Schwab <schwab@suse.de>
4719 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4720 * configure: Regenerate.
4722 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4724 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4725 flag_rounding_math, not flag_unsafe_math_optimizations.
4727 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4729 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4730 alpha_fold_vector_minmax): Likewise.
4731 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4732 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4734 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4736 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4737 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4738 if the lhs has side-effects.
4739 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4741 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.h (TUNEMASK): Remove define.
4744 (ARCHMASK): Remove define.
4745 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4746 Use ix86_arch_mask variable instead of ARCHMASK.
4747 * config/i386/i386.c (override_options): Ditto.
4748 (standard_80387_constant_p): Ditto.
4750 2007-03-02 Ian Lance Taylor <iant@google.com>
4752 Used signed infinities in VRP.
4753 * tree-vrp.c (uses_overflow_infinity): New static function.
4754 (supports_overflow_infinity): New static function.
4755 (make_overflow_infinity): New static function.
4756 (negative_overflow_infinity): New static function.
4757 (positive_overflow_infinity): New static function.
4758 (is_negative_overflow_infinity): New static function.
4759 (is_positive_overflow_infinity): New static function.
4760 (is_overflow_infinity): New static function.
4761 (overflow_infinity_range_p): New static function.
4762 (compare_values_warnv): New function split out of compare_values.
4763 (compare_value): Call it.
4764 (set_value_range_to_nonnegative): Add overflow_infinity
4765 parameter. Change caller.
4766 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4768 (vrp_expr_computes_nonzero): Likewise.
4769 (compare_ranges, compare_range_with_value): Likewise.
4770 (compare_name_with_value, compare_names): Likewise.
4771 (vrp_evaluate_conditional): Likewise.
4772 (set_value_range): Handle infinity
4773 (vrp_operand_equal_p, operand_less_p): Likewise.
4774 (extract_range_from_assert): Likewise.
4775 (vrp_int_const_binop): Likewise.
4776 (extract_range_from_binary_expr): Likewise.
4777 (extract_range_from_unary_expr): Likewise.
4778 (extract_range_from_comparison): Likewise.
4779 (extract_range_from_expr): Likewise.
4780 (dump_value_range): Likewise.
4781 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4782 (test_for_singularity): Likewise.
4783 (vrp_int_const_binop): Remove inline qualifier.
4784 (adjust_range_with_scev): Add comment.
4785 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4787 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4789 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4790 (get_constraint_for): Likewise.
4791 (do_structure_copy): Likewise.
4792 (find_func_aliases): Fix references to MODIFY_EXPR.
4793 (intra_create_variable_infos): Tidy.
4794 * tree-ssa-operands.c (add_virtual_operand): Add argument
4796 When adding members of alias sets, if IS_CALL_SITE is true and
4797 the symbol is not call-clobbered, skip it.
4800 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4802 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4803 entry by means of emit_insn_at_entry.
4805 2007-03-02 Richard Henderson <rth@redhat.com>
4807 * expr.h (promoted_input_arg): Remove decl.
4808 * function.c (promoted_input_arg): Merge into ...
4809 * combine.c (setup_incoming_promotions): ... only caller.
4810 Rearrange to avoid double loop.
4812 2007-03-02 Ben Elliston <bje@au.ibm.com>
4813 Peter Bergner <bergner@vnet.ibm.com>
4814 Janis Johnson <janis187@us.ibm.com>
4816 * config/rs6000/dfp.md: New file.
4817 * config/rs6000/rs6000.md: Include dfp.md.
4818 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4819 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4820 and TDmode decimal float modes in FP registers.
4821 (num_insns_constant): Likewise.
4822 (rs6000_legitimate_offset_address_p): Likewise.
4823 (rs6000_legitimize_address): Likewise.
4824 (rs6000_legitimize_reload_address): Likewise.
4825 (rs6000_legitimate_address): Likewise.
4826 (rs6000_emit_move): Likewise.
4827 (function_arg_boundary): Likewise.
4828 (function_arg_advance): Likewise.
4829 (rs6000_darwin64_record_arg_recurse): Likewise.
4830 (function_arg): Likewise.
4831 (rs6000_gimplify_va_arg): Likewise.
4832 (rs6000_split_multireg_move): Likewise.
4833 (rs6000_output_function_epilogue): Likewise.
4834 (rs6000_output_function_epilogue): Likewise.
4835 (rs6000_register_move_cost): Likewise.
4836 (rs6000_function_value): Likewise.
4837 (rs6000_libcall_value): Likewise.
4839 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4841 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4843 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4845 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4846 Use $MULTIDIR to choose between the kernel and RTP headers,
4847 and use $WIND_BASE and $WIND_USR to locate them.
4849 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.c (override_options): Put initialization of
4852 ix86_tune_mask and ix86_arch_mask to the correct place.
4854 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4855 Michael Meissner <michael.meissner@amd.com>
4858 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4860 (TARGET_CMOVE): Use ARCHMASK.
4861 (TARGET_CMPXCHG): Ditto.
4862 (TARGET_CMPXCHG8B): Ditto.
4863 (TARGET_XADD): Ditto.
4864 (TARGET_BSWAP): Ditto.
4865 * config/i386/i386.c (ix86_tune_mask): New global variable.
4866 (ix86_arch_mask): Ditto.
4867 (override_options): Initialize ix86_tune_mask and
4868 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4871 2007-03-02 Ben Elliston <bje@au.ibm.com>
4874 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4876 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4878 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4879 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4880 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4881 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4883 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4884 rs6000_init_dwarf_reg_sizes_extra): New.
4885 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4886 SPE register high parts.
4888 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4890 * Makefile.in: Add install-pdf target as
4891 copied from automake v1.10 rules.
4892 * configure.ac: Add install-pdf to target list.
4893 * configure: Regenerate.
4895 2007-03-01 Paul Brook <paul@codesourcery.com>
4897 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4898 modes to LDRD for DImode.
4899 (output_move_double): Fixup out of range ldrd/strd.
4900 (vfp_secondary_reload_class): Rename...
4901 (coproc_secondary_reload_class): ... to this. Add wb argument.
4902 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4903 coproc_secondary_reload_class for CLASS_IWMMXT.
4904 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4905 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4907 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4909 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4910 factor by the estimated number of iterations.
4911 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4914 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4915 decode_caches_intel, detect_caches_intel): New functions.
4916 (host_detect_local_cpu): Use detect_caches_amd and
4917 detect_caches_intel.
4919 2007-03-01 Richard Henderson <rth@redhat.com>
4921 * expr.c (emit_move_complex_push): Export.
4922 (emit_move_complex_parts): Split out from ...
4923 (emit_move_complex): ... here.
4924 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4925 * config/i386/i386.md (movcdi): New.
4927 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4930 size of mode1 to check for tieable modes in MMX case.
4932 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4934 * Makefile.in (rtlanal.o): Depend on tree.h.
4935 * rtl.h (offset_within_section_p, split_const): Declare.
4936 * rtlanal.c: Include tree.h.
4937 (offset_within_block_p): New function, taken from
4938 mips_offset_within_object_p.
4939 (split_const): New function, taken from mips_split_const.
4940 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4942 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4943 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4944 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4945 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4946 (m68k_illegitimate_symbolic_constant_p): New function.
4947 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4948 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4949 symbolic constant that might be outside the symbol's section,
4950 move the symbol first and then add the offset.
4951 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4953 * config/mips/mips.c (mips_split_const): Delete.
4954 (mips_offset_within_object_p): Delete.
4955 (mips_symbolic_constant_p): Use offset_within_section_p and
4956 split_const instead of mips_offset_within_object_p and
4958 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4959 (mips_legitimize_const_move, print_operand_reloc)
4960 (mips_dangerous_for_la25_p): Use split_const instead of
4963 2007-02-28 Eric Christopher <echristo@apple.com>
4965 * Makefile.in (install-include-dir): Don't rm -rf include.
4967 2007-02-28 Richard Guenther <rguenther@suse.de>
4970 * fold-const.c (fold_binary): Do not associate expressions
4971 with more than one variable for integer types that do not wrap.
4973 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4975 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4976 Delete, and replace with...
4977 (fold_builtin_call_array): This. Update callers to use it.
4978 * fold-const.c (fold_build_call_list): Delete, and replace with...
4979 (fold_build_call_array): This.
4980 (fold_build_call_list_initializer): Delete, and replace with...
4981 (fold_build_call_array_initializer): This.
4982 * tree.h: Update declarations to reflect above changes.
4984 * c-typeck.c (build_function_call): Store converted arguments
4985 in a stack-allocated array instead of building a list.
4986 (convert_arguments): Store arguments in the array passed in as an
4987 argument, and return the actual number of arguments.
4988 * c-format.c: (check_function_format): Pass arguments in an
4989 array instead of a list.
4990 * c-common.c (check_function_nonnull): Likewise.
4991 (check_function_sentinel): Likewise.
4992 (check_function_arguments): Likewise.
4993 * c-common.h: Update declarations to reflect above changes.
4995 2007-02-28 Jan Hubicka <jh@suse.cz>
4997 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4998 PRED_NEGATIVE_RETURN): Update outcomes.
5000 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5002 * calls.c (emit_library_call_value_1): Handle partial registers
5003 correctly when building up CALL_INSN_FUNCTION_USAGE.
5005 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5007 * pa/predicates.md (move_src_operand): Allow zero for mode.
5008 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5011 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5014 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5015 *movv2df_internal): Enable pattern only for valid operand
5017 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5018 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5020 2007-02-27 Mike Stump <mrs@apple.com>
5022 * config/darwin-crt3.c: Avoid compilation when compiling for a
5025 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5027 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5029 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5030 for fixed headers and limits.h.
5031 (install-include-dir, install-headers-tar, install-headers-cpio,
5032 install-headers-cp, real-install-headers-tar,
5033 real-install-headers-cpio, real-install-headers-cp): Handle
5034 include-fixed as well as include.
5035 (install-mkheaders): Don't install files that go only in include
5037 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5038 from GCC_INCLUDE_DIR.
5039 * gcc.c (process_command): Remove special -BstageN/ handling.
5040 (do_spec_1): Add include-fixed directories.
5042 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5044 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5046 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5048 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5051 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5053 * c-common.c (get_priority): Add check for
5054 SUPPORTS_INIT_PRIORITY.
5056 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5058 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5060 * config/bfin/bfin.c: Include "cfglayout.h".
5061 (MAX_LSETUP_DISTANCE): New macro.
5062 (struct loop_info): New members incoming, incoming_src and
5063 incoming_dest. Delete member predecessor.
5064 (length_for_loop): New function.
5065 (bfin_optimize_loop): Handle more different loop structures.
5066 (bfin_discover_loop): Rework detection of predecessor blocks by
5067 examining incoming edges.
5068 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5070 (bfin_reorder_loops): New function.
5071 (bfin_reorg_loops): Use these three new functions.
5073 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5074 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5075 (CONSTRAINT_LEN): Add entry for 'q'.
5076 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5077 Add 'q' constraints.
5078 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5079 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5081 * config/bfin/bfin.md (add_with_carry): New pattern.
5082 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5083 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5084 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5085 support unsigned multiplies too. Removed incorrect commutativity from
5086 operand 1 constraint where appropriate.
5087 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5089 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5090 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5092 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5093 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5094 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5095 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5096 usmulhisi_hh_huh): New patterns.
5098 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5099 lshifthi3): Fix output template to use half reg for operand 2.
5101 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5104 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5106 2007-02-27 Andreas Schwab <schwab@suse.de>
5108 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5110 2007-02-27 Jan Hubicka <jh@suse.cz>
5112 * predict.c (last_basic_block_p): Remove.
5113 (tree_estimate_probability): Update return heuristic for commonized
5116 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5118 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5120 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5122 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5123 * doc/cpp.texi: Standardize title page.
5124 * doc/cppinternals.texi: Likewise.
5125 * doc/gcc.texi: Standardize title page, remove version number
5126 from copyright page.
5127 * doc/gccint.texi: Likewise.
5128 * doc/install.texi: Standardize title page, add table of
5131 2007-02-26 Jan Hubicka <jh@suse.cz>
5133 * predict.def: Set outcomes according to more recent results.
5134 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5135 Remove dead predictors.
5136 * predict.c (return_prediction): Fix pasto.
5138 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5140 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5141 change; avoid a memory leak when returning early.
5143 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5145 * c-decl.c (static_ctors): Move to c-common.c.
5146 (static_dtors): Likewise.
5147 (finish_function): Use c_record_cdtor_fn.
5148 (build_cdtor): Move to c-common.c.
5149 (c_write_global_declarations): Use c_build_cdtor_fns.
5150 * c-common.h (static_ctors): Declare.
5151 (static_dtors): Likewise.
5152 (c_record_cdtor_fn): Likewise.
5153 (c_build_cdtor_fns): Likewise.
5154 * c-common.c (static_ctors): New variable.
5155 (static_dtors): Likewise.
5156 (c_record_cdtor_fn): New function.
5157 (build_cdtor): Move from c-decl.c
5158 (c_build_cdtor_fns): New function.
5160 * output.h (assemble_addr_to_section): Declare.
5161 (get_cdtor_priority_section): Likewise.
5162 * varasm.c (assemble_addr_to_section): New function.
5163 (get_cdtor_priority_section): Likewise.
5164 (default_named_section_asm_out_destructor): Use them.
5165 (destor_dtor_section_asm_out_destructor): Likewise.
5166 (default_named_section_asm_out_constructor): Likewise.
5167 (default_ctor_section_asm_out_constructor): Likewise.
5168 * config.gcc (*-*-vxworks*): Include vxworks.o.
5169 * config/t-vxworks (vxworks.o): New target.
5170 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5171 (TARGET_ASM_CONSTRUCTOR): Define.
5172 (TARGET_ASM_DESTRUCTOR): Likewise.
5173 (vxworks_asm_out_constructor): Declare.
5174 (vxworks_asm_out_destructor): Likewise.
5176 * c-common.c (get_priority): Check that we have not just an
5177 INTEGER_CST, but an integer constant with integeral type.
5179 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5181 PR tree-optimization/30938
5182 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5183 use &dt[nargs-1] instead of &dt[nargs] in the call to
5184 vect_is_simple_use().
5186 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5188 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5189 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5190 Do not attempt to handle MEM inside auto-inc expressions.
5191 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5192 of a register modified by an auto-inc expression. However, do handle
5193 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5194 (elimination_effects): Prohibit elimination of a register modified
5195 by an auto-inc expression. Disable register elimination rules whose
5196 target register is modified by an auto-inc expression with variable
5199 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5201 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5203 (array_at_struct_end_p): New function.
5204 (idx_infer_loop_bounds): Use it.
5205 (estimate_numbers_of_iterations_loop): Export.
5206 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5207 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5208 (tree_estimate_probability): Call record_loop_exits.
5209 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5210 (estimated_loop_iterations, estimated_loop_iterations_int,
5211 estimated_loop_iterations_tree): New functions.
5212 (analyze_siv_subscript_cst_affine,
5213 compute_overlap_steps_for_affine_1_2,
5214 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5215 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5216 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5217 (PRED_LOOP_ITERATIONS_GUESSED): New.
5218 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5219 * cfgloop.h (estimate_numbers_of_iterations_loop,
5220 estimated_loop_iterations_int): Declare.
5222 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5224 * doc/extend.texi: Document optional priority argument to
5225 constructors and destructors.
5226 * tree.c (init_priority_for_decl): Adjust GTY markers.
5227 (init_ttree): Use priority-info hash functions for
5228 init_priority_for_decl.
5229 (tree_map_eq): Rename to ...
5230 (tree_map_base_eq): ... this.
5231 (tree_map_marked_p): Rename to ...
5232 (tree_map_base_marked_p): ... this.
5233 (tree_map_base_hash): New function.
5234 (decl_init_priority_lookup): Rework.
5235 (decl_fini_priority_lookup): New function.
5236 (decl_priority_info): New function.
5237 (decl_init_priority_insert): Use it.
5238 (decl_fini_priority_insert): Likewise.
5239 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5241 (decl_restrict_base_insert): Likewise.
5242 (decl_debug_expr_insert): Likewise.
5243 (decl_value_expr_lookup): Likewise.
5244 (decl_value_expr_insert): Likewise.
5245 * tree.h (priority_type): New type.
5246 (decl_init_priority_lookup): Use priority_type.
5247 (decl_fini_priority_lookup): New function.
5248 (decl_init_priority_insert): Use priority_type.
5249 (decl_fini_priority_insert): New function.
5250 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5251 (DECL_INIT_PRIORITY): Likewise.
5252 (SET_DECL_INIT_PRIORITY): Add comment.
5253 (DECL_FINI_PRIORITY): New macro.
5254 (SET_DECL_FINI_PRIORITY): Likewise.
5255 (DEFAULT_INIT_PRIORITY): Document.
5256 (MAX_INIT_PRIORITY): Likewise.
5257 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5258 (tree_map_base): New type.
5259 (tree_map_base_eq): New function.
5260 (tree_map_base_hash): Likewise.
5261 (tree_map_base_marked_p): Likewise.
5262 (tree_map): Inherit from tree_map_base.
5263 (tree_map_eq): Make it a macro.
5264 (tree_map_marked_p): Likewise.
5265 (tree_int_map): Inherit from tree_map_base.
5266 (tree_int_map_eq): Make it a macro.
5267 (tree_int_map_hash): Likewise.
5268 (tree_int_map_marked_p): Likewise.
5269 (tree_priority_map): New type.
5270 (tree_priority_map_eq): New macro.
5271 (tree_priority_map_hash): Likewise.
5272 (tree_priority_map_marked_p): Likewise.
5273 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5275 (emutls_common_1): Likewise.
5276 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5277 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5278 of tree_map hierarchy.
5279 * tree-cfg.c (move_stmt_r): Likewise.
5280 (new_label_mapper): Likewise.
5281 * c-tree.h (c_expand_body): Move to ...
5282 * c-common.h (c_expand_body): ... here.
5283 * c-decl.c (c_expand_body): Move to ...
5284 * c-common.c (c_expand_body): ... here.
5285 (c_common_attribute_table): Allow 1 argument for the constructor
5286 and destructor attributes.
5287 (get_priority): New function.
5288 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5289 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5291 2007-02-24 Jan Hubicka <jh@suse.cz>
5294 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5296 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5297 Jan Hubicka <jh@suse.cz>
5300 * i386.c (counter_mode): New function.
5301 (expand_set_or_movmem_via_loop): Use it.
5302 (expand_movmem_epilogue): Likewise; fix pasto.
5303 (ix86_expand_movmem): Do emit guard even for constant counts.
5304 (ix86_expand_setmem): Likewise.
5306 2007-02-25 Nick Clifton <nickc@redhat.com>
5308 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5309 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5311 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5315 count argument with 0x10, not with 0x16.
5316 (expand_setmem_epilogue): Ditto.
5318 2007-02-24 Mike Stump <mrs@apple.com>
5320 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5323 2007-02-24 Richard Guenther <rguenther@suse.de>
5326 * fold-const.c (fold_binary): Fold x +- CST op x for
5327 EQ_EXPR and NE_EXPR.
5329 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5331 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5333 2007-02-24 Jan Hubicka <jh@suse.cz>
5335 * cgraphunit.c (decide_is_function_needed): Honor
5336 -fkeep-inline-functions.
5338 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5340 * builtins.c (fold_builtin_modf): New.
5341 (fold_builtin_2): Use it.
5343 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5345 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5346 (determine_max_iter): Take additional LOOP arg; all callers changed.
5347 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5348 one using simplifications.
5349 (simplify_using_initial_values): Return if the expression becomes
5350 invalid due to altered regs.
5352 2007-02-23 DJ Delorie <dj@redhat.com>
5354 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5356 2007-02-23 Mike Stump <mrs@apple.com>
5358 * tlink.c (scan_linker_output): Parse linker messages from
5359 darwin9's linker better.
5361 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5364 * varpool.c (varpool_assemble_pending_decls): Set
5365 varpool_last_needed_node to null.
5367 2007-02-23 DJ Delorie <dj@redhat.com>
5369 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5370 alignment bigger than the object file can handle.
5372 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5376 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5377 (*movsf_1): Penalize MMX moves.
5379 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5381 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5382 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5384 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5386 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5388 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5389 (fold_builtin_1): Use them.
5390 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5391 BUILT_IN_SIGNIFICAND.
5393 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5395 * config/i386/i386.c (bdesc_1arg): Initialize
5396 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5397 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5398 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5399 and IX86_BUILTIN_MOVSLDUP.
5401 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5403 PR rtl-optimization/30841
5404 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5406 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5408 * builtins.c (fold_builtin_frexp): New.
5409 (fold_builtin_2): Use it.
5411 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5413 * doc/invoke.texi (Spec Files): Document getenv spec function.
5415 * gcc.c (getenv_spec_function): New function.
5416 (static_spec_functions): Add it.
5417 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5418 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5421 2007-02-22 Michael Matz <matz@suse.de
5424 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5425 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5427 2007-02-22 Ian Lance Taylor <iant@google.com>
5430 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5431 (mem_loc_descriptor): Call it.
5433 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5434 Ira Rosen <irar@il.ibm.com>
5436 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5438 2007-02-22 Ira Rosen <irar@il.ibm.com>
5440 PR tree-optimization/30843
5441 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5442 stores only after all the group is vectorized.
5444 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5446 PR tree-optimization/30858
5447 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5448 in the reduction cycle have a single use in the loop.
5449 * tree-vectorizer.h (relevant): Add documentation.
5451 2007-02-20 Mike Stump <mrs@apple.com>
5453 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5454 * configure: Regenerate.
5456 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5458 Change the defaults of some parameters and options.
5459 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5460 * config/spu/spu.c (spu_optimization_options): Add.
5461 (spu_override_options): Change params in spu_optimization_options.
5462 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5464 Register 127 is only 16 byte aligned when used as a frame pointer.
5465 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5466 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5467 HARD_FRAME_POINTER_REGNUM.
5468 (spu_legitimate_address): Use regno_aligned_for_reload.
5469 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5470 aligned when frame_pointer_needed is true.
5471 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5473 * config/spu/spu.h (INIT_EXPANDERS): Define.
5475 Make sure shift and rotate instructions have valid immediate operands.
5476 * config/spu/predicates.md (spu_shift_operand): Remove.
5477 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5478 * config/spu/constraints.md (W, O): Extend range.
5479 * config/spu/spu.md (umask, nmask): Define.
5480 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5481 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5482 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5483 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5484 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5485 (lshr<mode>3_reg): Fix rtl description.
5487 Make sure mulhisi immediate operands are valid.
5488 * config/spu/predicates.md (imm_K_operand): Add.
5489 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5491 Generate constants using fsmbi and andi.
5492 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5493 (print_operand, spu_split_immediate, classify_immediate,
5494 fsmbi_const_p): Handle IC_FSMBI2.
5496 Correctly handle a CONST_VECTOR containing symbols.
5497 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5498 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5499 (immediate_load_p): Allow symbols that use 2 instructions to create.
5500 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5501 with symbols when flag_pic is set.
5502 (const_vector_immediate_p): New.
5503 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5504 accept a CONST_VECTOR with symbols.
5505 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5506 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5508 * config/spu/spu.md (high, low): Delete.
5509 (low_<mode>): Define.
5511 Remove INTRmode and INTR_REGNUM, which didn't work.
5512 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5514 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5515 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5516 peephole2 pattern): Don't use INTR or 131.
5517 (movintrcc): Delete.
5518 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5519 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5520 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5521 (UNSPEC_SET_INTR): Add.
5522 * config/spu/spu-modes.def (INTR): Remove.
5524 More accurate warnings about run-time relocations.
5525 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5527 Correctly warn about immediate arguments to specific intrinsics.
5528 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5529 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5530 the instruction predicate.
5532 Fix tree check errors with latest update.
5533 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5535 (spu_expand_builtin): Use CALL_EXPR_FN.
5537 Add missing specific intrinsics.
5538 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5540 * config/spu/spu_internals.h: Ditto.
5542 Fix incorrect operand modifiers.
5543 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5544 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5546 Optimize one case of zero_extend of a vec_select.
5547 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5549 Accept any immediate for hbr.
5550 * config/spu/spu.md (hbr): Change s constraints to i.
5552 2007-02-21 Paul Brook <paul@codesourcery.com>
5554 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5555 condexec_count when skipping USE and CLOBBER.
5557 2007-02-21 Nick Clifton <nickc@redhat.com>
5559 * common.opt (Warray-bounds): Add Warning attribute.
5560 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5562 (fsized-zeroes): Add Optimization attribute.
5563 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5564 * c.opt (Wc++0x-compat): Add Warning attribute.
5566 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5569 * reload1.c (eliminate_regs_in_insn): In the single_set special
5570 case, attempt to re-recognize the insn before falling back to
5571 having reload fix it up.
5573 2007-02-20 Eric Christopher <echristo@gmail.com>
5575 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5576 Rewrite accordingly.
5577 (frv_read_iacc_argument): Ditto.
5578 (frv_expand_set_builtin): Take a call instead of arglist, update for
5580 (frv_expand_unop_builtin): Ditto.
5581 (frv_expand_binop_builtin): Ditto.
5582 (frv_expand_cut_builtin): Ditto.
5583 (frv_expand_binopimm_builtin): Ditto.
5584 (frv_expand_voidbinop_builtin): Ditto.
5585 (frv_expand_int_void2arg): Ditto.
5586 (frv_expand_prefetches): Ditto.
5587 (frv_expand_voidtriop_builtin): Ditto.
5588 (frv_expand_voidaccop_builtin): Ditto.
5589 (frv_expand_load_builtin): Ditto.
5590 (frv_expand_store_builtin): Ditto.
5591 (frv_expand_mdpackh_builtin): Ditto.
5592 (frv_expand_mclracc_builtin): Ditto.
5593 (frv_expand_mrdacc_builtin): Ditto.
5594 (frv_expand_mwtacc_builtin): Ditto.
5595 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5598 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5600 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5601 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5603 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5605 * configure: Regenerate.
5606 * config.in: Regenerate.
5607 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5608 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5609 masks to power6 and power6x and to POWERPC_MASKS.
5610 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5612 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5613 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5614 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5615 Access PROTOTYPE as variable, not mask.
5617 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5619 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5620 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5621 * combine.c (adjust_for_new_dest): Use it.
5622 * postreload.c (reload_combine): Likewise.
5624 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5626 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5627 notes on an insn with multiple sets, even if single_set returns
5628 non-NULL for that insn.
5630 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5632 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5635 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5637 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5638 if user didn't pass it.
5639 * config/i386/darwin.h (CC1_SPEC): Likewise.
5640 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5641 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5642 -mmacosx-version-min.
5644 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5645 Uros Bizjak <ubizjak@gmail.com>
5647 * optabs.h (enum optab_index): Add new OTI_scalb.
5648 (scalb_optab): Define corresponding macro.
5649 * optabs.c (init_optabs): Initialize scalb_optab.
5650 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5652 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5653 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5654 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5655 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5656 flag_unsafe_math_optimizations is set.
5658 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5659 to implement scalbf, scalb and scalbl built-ins as inline x87
5662 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5663 DJ Delorie <dj@redhat.com>
5666 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5667 (diagnostic_report_diagnostic): ... here, and turn them into real
5668 errors. If warnings are inhibited, no need to do anything.
5670 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5673 better code generation.
5675 2007-02-20 Ben Elliston <bje@au.ibm.com>
5677 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5679 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5681 * config/alpha/alpha.c, config/alpha/alpha.md,
5682 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5683 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5684 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5685 config/arm/lib1funcs.asm: Follow spelling conventions.
5687 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5688 config/fr30/fr30.md, config/i386/i386.h,
5689 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5690 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5691 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5692 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5693 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5694 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5695 config/sparc/sparc.c, config/sparc/sparc.h,
5696 config/sparc/sparc.md, config/spu/constraints.md,
5697 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5700 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5703 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5706 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5708 * doc/invoke.texi (-ftree-lrs): Remove.
5710 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5712 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5715 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5717 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5718 new CALL_EXPR_FN macro for retrieving the function
5719 declaration of the input expression.
5721 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5723 * c.opt (Waddress): New.
5724 * common.opt (Walways-true): Delete.
5725 (Wstring-literal-comparison): Delete.
5726 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5727 -Wstring-literal-comparison. Add -Waddress.
5729 (Walways-true): Delete.
5730 (Wstring-literal-comparison): Delete.
5731 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5732 consistently instead of -Walways-true in example.
5733 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5734 * c-typeck.c (parser_build_binary_op): Replace
5735 -Wstring-literal-comparison and -Walways-true with -Waddress.
5736 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5739 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5741 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5742 without DECL_STRUCT_FUNCTION initialized.
5744 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5746 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5747 due to calls to functions taking pointers as parameters.
5749 2007-02-19 Richard Henderson <rth@redhat.com>
5752 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5755 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5757 * config/s390/s390.c (s390_call_saved_register_used,
5758 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5759 accessed to the new scheme.
5761 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5763 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5764 (cris_print_index, cris_print_operand, cris_print_operand_address)
5765 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5766 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5767 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5769 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5770 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5771 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5772 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5773 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5774 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5775 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5776 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5777 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5778 (uminsi3, call, call_value): Ditto.
5779 (define_split: indir_to_reg_split, unnamed): Ditto.
5781 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5783 PR tree-optimization/30975
5784 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5787 2007-02-18 Eric Christopher <echristo@gmail.com>
5789 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5790 Remove use of arglist.
5791 (mips_expand_builtin): Remove use of arglist, pass in expr.
5792 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5793 (mips_expand_builtin_movtf): Ditto.
5794 (mips_expand_builtin_compare): Ditto.
5796 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5798 * tree-sra.c (sra_build_assignment): Replace assertion
5799 checking with a comment explaining why it can't be done.
5801 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5804 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5805 during CALL_EXPR representation conversion.
5806 * tree-ssa-propagate.c (set_rhs): Likewise.
5808 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5810 * tree-sra.c (sra_build_assignment): Disable assertion checking
5813 2007-02-18 Roger Sayle <roger@eyesopen.com>
5815 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5816 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5817 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5819 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5820 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5821 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5822 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5823 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5824 force_gimple_operand): Likewise.
5825 * ipa-cp.c (constant_val_insert): Likewise.
5826 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5827 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5828 perfect_nestify): Likewise.
5829 * langhooks.c (lhd_omp_assignment): Likewise.
5830 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5831 lower_copyprivate_clauses, lower_send_clauses,
5832 lower_send_shared_vars, expand_parallel_call,
5833 expand_omp_for_generic, expand_omp_for_static_nochunk,
5834 expand_omp_for_static_chunk, expand_omp_sections,
5835 lower_omp_single_copy, lower_omp_for_lastprivate,
5836 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5837 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5838 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5841 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5843 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5844 config/sh/sh.md: Follow spelling conventions.
5846 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5847 config/frv/predicates.md: Follow spelling conventions.
5849 * config/m68k/linux-unwind.h: Fix a comment typo.
5850 * target.h: Follow spelling conventions.
5852 2007-02-18 Roger Sayle <roger@eyesopen.com>
5854 PR rtl-optimization/28173
5855 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5856 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5857 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5858 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5859 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5861 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5863 * builtins.c (fold_builtin_load_exponent): New.
5864 (fold_builtin_2): Use it.
5866 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5868 PR rtl-optimization/30773
5869 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5870 if we fail to attach a REG_EQUIV note.
5872 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5873 Roger Sayle <roger@eyesopen.com>
5875 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5877 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5879 * calls.c (initialize_argument_information): Pass original EXP
5880 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5881 code to split complex arguments here, as part of initializing the
5883 (expand_call): Remove code that builds a list of arguments and
5884 inserts implicit arguments into it. Instead, just count how many
5885 implicit arguments there will be so we can determine the size of
5886 the ARGS array, and let initialize_argument_information do the work.
5887 (split_complex_values): Delete unused function.
5889 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5891 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5893 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5895 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5896 for arg pointer based indexed addressing.
5898 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5900 * config/ia64/ia64.h, config/ia64/ia64.md,
5901 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5902 spelling conventions.
5904 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5906 * config/m68k/m68k.c (split_di): New.
5907 * config/m68k/m68k-protos.h: Declare split_di.
5908 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5909 Improve predicate handling and split constant shifts.
5911 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5913 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5914 parameter for register bitfield operations, general predicates
5917 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5919 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5920 * config/m68k/linux-unwind.h: New file.
5922 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5924 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5925 config/i386/athlon.md, config/ia64/ia64.md,
5926 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5927 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5928 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5929 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5930 tree-vect-transform.c: Fix comment typos.
5932 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5934 * sched-deps.c (find_insn_list): Remove.
5935 * sched-int.h: Remove the prototype for find_insn_list.
5937 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5939 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5941 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5942 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5943 darwin_rs6000_override_options.
5944 (C_COMMON_OVERRIDE_OPTIONS): Expect
5945 darwin_macosx_version_min to be non-NULL always.
5946 (TARGET_C99_FUNCTIONS): Likewise.
5947 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5948 (DARWIN_MINVERSION_SPEC): New.
5949 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5950 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5952 (DARWIN_MINVERSION_SPEC): New.
5953 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5955 * config/darwin-c.c (darwin_cpp_builtins): Expect
5956 darwin_macosx_version_min to be non-NULL always.
5958 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5960 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5962 * config/i386/i386.h (x86_use_xchgb): New.
5963 (TARGET_USE_XCHGB): New macro.
5964 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5965 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5966 Split after reload into bswaphi for shifts of 8.
5967 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5968 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5969 or when optimizing for size.
5971 2007-02-16 Richard Guenther <rguenther@suse.de>
5972 Christian Bruel <christian.bruel@st.com>
5974 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5975 DECLs but prefer SSA_NAMEs over DECLs.
5977 2007-02-16 Richard Guenther <rguenther@suse.de>
5979 * tree-flow-inline.h (single_imm_use_p): Remove.
5980 (zero_imm_uses_p): Likewise.
5981 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5982 instead of single_imm_use_p.
5983 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5986 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5989 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5990 nested double- and backquotes.
5992 2007-02-15 Roger Sayle <roger@eyesopen.com>
5995 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5996 should be unreachable.
5997 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5998 For the time being redirect GIMPLE_MODIFY_STMT to the new
5999 (renamed) build_gimple_modify_stmt_stat.
6000 (build2_gimple_stat): Rename to...
6001 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6002 Always build a GIMPLE_MODIFY_STMT node.
6003 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6004 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6007 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6008 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6009 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6010 expand_complex_div_wide): Likewise.
6011 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6012 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6013 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6014 * tree-ssa-loop-manip.c (create_iv): Likewise.
6015 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6016 abs_replacement): Likewise.
6017 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6018 realify_fake_stores): Likewise.
6020 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6021 node rather than a GIMPLE_MODIFY_STMT node.
6022 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6023 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6025 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6026 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6029 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6032 * fold-const.c (fold_comparison): Add back the
6033 folding of constant complex comparisions.
6035 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6038 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6039 effects unknown to this function, return early.
6041 2007-02-15 Ian Lance Taylor <iant@google.com>
6043 * lower-subreg.c (move_eh_region_note): New static function.
6044 (resolve_simple_move): Call it.
6045 (decompose_multiword_subregs): Track blocks for which we resolve a
6046 simple move which is also a control flow insn. Pass them to
6047 find_many_sub_basic_blocks.
6048 (pass_lower_subreg): Add TODO_verify_flow.
6049 (pass_lower_subreg2): Likewise.
6051 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6052 Brooks Moses <brooks.moses@codesourcery.com>
6053 Lee Millward <lee.millward@codesourcery.com>
6055 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6056 (VL_EXP_CLASS_P): New.
6057 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6059 (TREE_OPERAND_CHECK_CODE): Likewise.
6060 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6061 (TREE_RTL_OPERAND_CHECK): Likewise.
6062 (tree_operand_check_failed): Make second parameter the whole tree
6063 instead of its code. Fixed callers.
6064 (VL_EXP_CHECK): New.
6065 (TREE_OPERAND_LENGTH): New.
6066 (VL_EXP_OPERAND_LENGTH): New.
6067 (CALL_EXPR_FN): New.
6068 (CALL_EXPR_STATIC_CHAIN): New.
6069 (CALL_EXPR_ARGS): New.
6070 (CALL_EXPR_ARG): New.
6071 (call_expr_nargs): New.
6072 (CALL_EXPR_ARGP): New.
6073 (build_nt_call_list): Declare.
6074 (build_vl_exp_stat): Declare.
6075 (build_vl_exp): New.
6076 (build_call_list): Declare.
6077 (build_call_nary): Declare.
6078 (build_call_valist): Declare.
6079 (build_call_array): Declare.
6080 (call_expr_arg): Declare.
6081 (call_expr_argp): Declare.
6082 (call_expr_arglist): Declare.
6083 (fold_build_call_list): Declare.
6084 (fold_build_call_list_initializer): Declare.
6085 (fold_call_expr): Declare to replace fold_builtin.
6086 (fold_builtin_fputs): Update to agree with modified definition.
6087 (fold_builtin_strcpy): Likewise.
6088 (fold_builtin_strncpy): Likewise.
6089 (fold_builtin_memory_chk): Likewise.
6090 (fold_builtin_stxcpy_chk): Likewise.
6091 (fold_builtin_strncpy_chk): Likewise.
6092 (fold_builtin_next_arg): Likewise.
6093 (fold_build_call_expr): Declare.
6094 (fold_builtin_call_list): Declare.
6095 (fold_builtin_call_valist): Declare.
6096 (build_call_expr): Declare.
6097 (validate_arglist): Update to agree with modified definition.
6098 (tree_operand_length): New.
6099 (call_expr_arg_iterator): New.
6100 (init_call_expr_arg_iterator): New.
6101 (next_call_expr_arg): New.
6102 (first_call_expr_arg): New.
6103 (more_call_expr_args_p): New.
6104 (FOR_EACH_CALL_EXPR_ARG): New.
6106 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6107 and tcc_gimple_stmt.
6108 (tree_code_size): Update documentation. Use sizeof (tree) rather
6109 than sizeof (char *).
6110 (tree_size): Likewise. Add case for tcc_vl_exp.
6111 (tree_node_structure): Add case for tcc_vl_exp.
6112 (contains_placeholder_p): Likewise.
6113 (substitute_in_expr): Likewise.
6114 (substitute_placeholder_in_expr): Likewise.
6115 (stabilize_reference_1): Likewise.
6116 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6117 to diagnose breakage of this interface for constructing CALL_EXPRs.
6118 (build_nt): Add similar assertion here.
6119 (build_nt_call_list): New.
6120 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6121 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6123 (get_callee_fndecl): Use new CALL_EXPR accessors.
6124 (tree_operand_check_failed): Change parameters to pass entire node
6125 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6126 (process_call_operands): New.
6127 (build_vl_exp_stat): New.
6128 (build_call_list): New.
6129 (build_call_nary): New.
6130 (build_call_valist): New.
6131 (build_call_array): New.
6132 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6133 (call_expr_arglist): New.
6135 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6136 tcc_vl_exp instead of a fixed-size tcc_expression.
6138 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6139 accessors for CALL_EXPRs.
6140 (AGGR_INIT_EXPR): Likewise.
6142 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6143 Brooks Moses <brooks.moses@codesourcery.com>
6144 Lee Millward <lee.millward@codesourcery.com>
6146 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6147 (expand_builtin_nonlocal_goto): Change parameter to be entire
6148 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6149 (expand_builtin_prefetch): Likewise.
6150 (expand_builtin_classify_type): Likewise.
6151 (mathfn_built_in): Return NULL_TREE instead of 0.
6152 (expand_errno_check): Use new CALL_EXPR accessors.
6153 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6154 Return NULL_RTX instead of 0.
6155 (expand_builtin_mathfn_2): Likewise.
6156 (expand_builtin_mathfn_3): Likewise.
6157 (expand_builtin_interclass_mathfn): Likewise.
6158 (expand_builtin_sincos): Likewise.
6159 (expand_builtin_cexpi): Likewise.
6160 (expand_builtin_int_roundingfn): Likewise.
6161 (expand_builtin_int_roundingfn_2): Likewise.
6162 (expand_builtin_pow): Likewise.
6163 (expand_builtin_powi): Likewise.
6164 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6165 of arglist, fixing callers appropriately. Use new CALL_EXPR
6166 accessors and constructors. Return NULL_RTX instead of 0.
6167 (expand_builtin_strstr): Likewise.
6168 (expand_builtin_strchr): Likewise.
6169 (expand_builtin_strrchr): Likewise.
6170 (expand_builtin_strpbrk): Likewise.
6171 (expand_builtin_memcpy): Likewise.
6172 (expand_builtin_mempcpy): Likewise.
6173 (expand_builtin_mempcpy_args): New.
6174 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6175 (expand_builtin_memmove_args): New.
6176 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6177 (expand_movstr): Likewise.
6178 (expand_builtin_strcpy): Likewise.
6179 (expand_builtin_strcpy_args): New.
6180 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6181 (expand_builtin_strncpy): Likewise.
6182 (expand_builtin_memset): Likewise.
6183 (expand_builtin_memset_args): New.
6184 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6185 (expand_builtin_memcmp): Likewise.
6186 (expand_builtin_strcmp): Likewise.
6187 (expand_builtin_strncmp): Likewise.
6188 (expand_builtin_strcat): Likewise.
6189 (expand_builtin_strncat): Likewise.
6190 (expand_builtin_strspn): Likewise.
6191 (expand_builtin_strcspn): Likewise.
6192 (expand_builtin_args_info): Likewise.
6193 (expand_builtin_va_start): Likewise.
6194 (gimplify_va_arg_expr): Likewise.
6195 (expand_builtin_va_end): Likewise.
6196 (expand_builtin_va_copy): Likewise.
6197 (expand_builtin_frame_address): Likewise.
6198 (expand_builtin_alloca): Likewise.
6199 (expand_builtin_bswap): Likewise.
6200 (expand_builtin_unop): Likewise.
6201 (expand_builtin_fputs): Likewise.
6202 (expand_builtin_expect): Likewise.
6203 (expand_builtin_fabs): Likewise.
6204 (expand_builtin_copysign): Likewise.
6205 (expand_builtin_printf): Likewise.
6206 (expand_builtin_fprintf): Likewise.
6207 (expand_builtin_sprintf): Likewise.
6208 (expand_builtin_init_trampoline): Likewise.
6209 (expand_builtin_signbit): Likewise.
6210 (expand_builtin_fork_or_exec): Likewise.
6211 (expand_builtin_sync_operation): Likewise.
6212 (expand_builtin_compare_and_swap): Likewise.
6213 (expand_builtin_lock_test_and_set): Likewise.
6214 (expand_builtin_lock_release): Likewise.
6215 (expand_builtin): Likewise.
6216 (builtin_mathfn_code): Likewise.
6218 (fold_builtin_constant_p): Pass call arguments individually instead
6219 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6220 accessors and constructors. Return NULL_TREE instead of 0.
6221 (fold_builtin_expect): Likewise.
6222 (fold_builtin_classify_type): Likewise.
6223 (fold_builtin_strlen): Likewise.
6224 (fold_builtin_nan): Likewise.
6225 (integer_valued_real_p): Likewise.
6226 (fold_trunc_transparent_mathfn): Likewise.
6227 (fold_fixed_mathfn): Likewise.
6228 (fold_builtin_cabs): Likewise.
6229 (fold_builtin_sqrt): Likewise.
6230 (fold_builtin_cbrt): Likewise.
6231 (fold_builtin_cos): Likewise.
6232 (fold_builtin_cosh): Likewise.
6233 (fold_builtin_tan): Likewise.
6234 (fold_builtin_sincos): Likewise.
6235 (fold_builtin_cexp): Likewise.
6236 (fold_builtin_trunc): Likewise.
6237 (fold_builtin_floor): Likewise.
6238 (fold_builtin_ceil): Likewise.
6239 (fold_builtin_round): Likewise.
6240 (fold_builtin_int_roundingfn): Likewise.
6241 (fold_builtin_bitop): Likewise.
6242 (fold_builtin_bswap): Likewise.
6243 (fold_builtin_logarithm): Likewise.
6244 (fold_builtin_hypot): Likewise.
6245 (fold_builtin_pow): Likewise.
6246 (fold_builtin_powi): Likewise.
6247 (fold_builtin_exponent): Likewise.
6248 (fold_builtin_memset): Likewise.
6249 (fold_builtin_bzero): Likewise.
6250 (fold_builtin_memory_op): Likewise.
6251 (fold_builtin_bcopy): Deleted; call site changed to invoke
6252 fold_builtin_memory_op directly.
6253 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6254 (fold_builtin_strncpy): Likewise.
6255 (fold_builtin_memcmp): Likewise.
6256 (fold_builtin_strcmp): Likewise.
6257 (fold_builtin_strncmp): Likewise.
6258 (fold_builtin_signbit): Likewise.
6259 (fold_builtin_copysign): Likewise.
6260 (fold_builtin_isascii): Likewise.
6261 (fold_builtin_toascii): Likewise.
6262 (fold_builtin_isdigit): Likewise.
6263 (fold_builtin_fabs): Likewise.
6264 (fold_builtin_abs): Likewise.
6265 (fold_builtin_fmin_fmax): Likewise.
6266 (fold_builtin_carg): Likewise.
6267 (fold_builtin_classify): Likewise.
6268 (fold_builtin_unordered_cmp): Likewise.
6270 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6271 New functions split out from fold_builtin_1.
6272 (fold_builtin_n): New.
6273 (fold_builtin_varargs): New.
6274 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6276 (fold_call_expr): New.
6277 (build_function_call_expr): Rewrite to use new helper function.
6278 (fold_builtin_call_list): New.
6279 (build_call_expr): New.
6280 (fold_builtin_call_valist): New.
6281 (rewrite_call_expr): New.
6282 (validate_arg): New.
6283 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6284 of an arglist. Change return type to bool. Use new CALL_EXPR
6287 (fold_builtin_strstr): Pass call arguments individually instead
6288 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6289 accessors and constructors. Return NULL_TREE instead of 0.
6290 (fold_builtin_strchr): Likewise.
6291 (fold_builtin_strrchr): Likewise.
6292 (fold_builtin_strpbrk): Likewise.
6293 (fold_builtin_strcat): Likewise.
6294 (fold_builtin_strncat): Likewise.
6295 (fold_builtin_strspn): Likewise.
6296 (fold_builtin_strcspn): Likewise.
6297 (fold_builtin_fputs): Likewise.
6298 (fold_builtin_next_arg): Likewise.
6299 (fold_builtin_sprintf): Likewise.
6301 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6302 NULL_RTX instead of 0.
6303 (expand_builtin_memory_chk): Likewise.
6304 (maybe_emit_chk_warning): Likewise.
6305 (maybe_emit_sprintf_chk_warning): Likewise.
6307 (fold_builtin_object_size): Pass call arguments individually instead
6308 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6309 accessors and constructors. Return NULL_TREE instead of 0.
6310 (fold_builtin_memory_chk): Likewise.
6311 (fold_builtin_stxcpy_chk): Likewise.
6312 (fold_builtin_strncpy_chk): Likewise.
6313 (fold_builtin_strcat_chk): Likewise.
6314 (fold_builtin_strcat_chk): Likewise.
6315 (fold_builtin_strncat_chk): Likewise.
6316 (fold_builtin_sprintf_chk): Likewise.
6317 (fold_builtin_snprintf_chk): Likewise.
6318 (fold_builtin_printf): Likewise.
6319 (fold_builtin_vprintf): Likewise.
6321 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6323 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6324 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6325 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6326 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6327 (fold_unary): Likewise.
6328 (fold_binary): Likewise.
6329 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6330 ternary expressions.
6331 (fold): Add logic for tcc_vl_exp.
6332 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6333 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6334 (fold_build3_stat): Add assertion to flag broken interface for
6335 constructing CALL_EXPRs.
6336 (fold_build_call_list): New.
6337 (fold_build_call_list_initializer): New.
6338 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6340 (fold_strip_sign_ops): Likewise.
6342 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6343 Brooks Moses <brooks.moses@codesourcery.com>
6344 Lee Millward <lee.millward@codesourcery.com>
6346 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6347 accessors and dump arguments explicitly.
6349 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6351 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6353 (print_call_name): Use new CALL_EXPR accessors.
6355 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6356 CALL_EXPR arguments explicitly instead of as a list. Use
6357 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6359 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6360 (vrp_visit_stmt): Likewise.
6362 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6363 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6365 (force_move_till_expr): Likewise.
6367 * targhooks.c (default_external_stack_protect_fail): Use
6368 build_call_expr instead of build_function_call_expr.
6369 (default_hidden_stack_protect_fail): Likewise.
6371 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6374 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6375 and walk arguments explicitly.
6377 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6378 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6379 (expand_simple_operations): Likewise.
6380 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6382 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6383 of TREE_CODE_LENGTH.
6384 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6386 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6387 instead of TREE_CODE_LENGTH.
6389 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6390 (tree_ic_transform): Likewise.
6391 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6392 parameter instead of arglist. Fix callers.
6393 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6394 (tree_stringops_transform): Likewise.
6395 (tree_indirect_call_to_profile): Likewise.
6396 (tree_stringops_values_to_profile): Likewise.
6398 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6399 (eliminate_tail_call): Likewise.
6401 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6403 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6404 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6406 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6408 * omp-low.c (build_omp_barrier): Use build_call_expr.
6409 (lower_rec_input_clauses): Likewise.
6410 (lower_reduction_clauses): Likewise.
6411 (expand_parallel_call): Likewise.
6412 (maybe_catch_exception): Likewise.
6413 (expand_omp_for_generic): Likewise.
6414 (expand_omp_for_static_nochunk): Likewise.
6415 (expand_omp_sections): Likewise.
6416 (lower_omp_single_simple): Likewise.
6417 (lower_omp_single_copy): Likewise.
6418 (lower_omp_master): Likewise.
6419 (lower_omp_ordered): Likewise.
6420 (lower_omp_critical): Likewise.
6422 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6423 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6425 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6426 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6427 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6429 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6430 and generalize to handle any number of operands.
6431 (chrec_contains_undetermined): Likewise.
6432 (tree_contains_chrecs): Likewise.
6433 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6435 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6437 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6438 fold_call_expr instead of fold_builtin.
6439 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6440 match declarations there.
6441 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6444 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6445 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6447 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6448 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6450 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6453 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6454 (execute_cse_sincos): Use new CALL_EXPR accessors.
6456 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6458 * gimple-low.c (lower_function_body): Use build_call_expr.
6459 (lower_builtin_setjmp): Likewise.
6461 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6462 (set_storage_via_libcall): Likewise.
6463 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6464 instead of TREE_CODE_LENGTH.
6465 (expand_expr_real_1): Use new CALL_EXPR accessors.
6467 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6468 generalize to handle any number of operands.
6469 (TB_parent_eq): Likewise.
6471 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6472 (strip_builtin_expect): Likewise.
6474 * function.c (gimplify_parameters): Use build_call_expr.
6476 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6477 instead of TREE_CODE_LENGTH.
6479 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6480 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6482 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6485 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6486 (gimplify_decl_expr): Likewise.
6487 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6488 Use new CALL_EXPR iterators.
6489 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6490 (gimplify_modify_expr_to_memset): Likewise.
6491 (gimplify_variable_sized_compare): Likewise.
6492 (gimplify_omp_atomic_fetch_op): Likewise.
6493 (gimplify_omp_atomic_pipeline): Likewise.
6494 (gimplify_omp_atomic_mutex): Likewise.
6495 (gimplify_function_tree): Likewise.
6497 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6498 (call_expr_flags): Likewise.
6499 (expand_call): Likewise.
6501 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6502 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6505 * coverage.c (create_coverage): Use build_call_expr.
6507 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6508 (temp_call_expr_obstack): New.
6509 (pool_copy_list): Delete.
6510 (temp_copy_call_expr): New.
6511 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6512 CALL_EXPR accessors. Get rid of special goo for copying argument
6513 lists and use temp_copy_call_expr instead.
6514 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6515 CALL_EXPR accessors.
6516 (create_expression_by_pieces): Likewise. Use build_call_array
6517 to construct the result instead of fold_build3.
6518 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6519 dealing with argument lists.
6520 (init_pre): Remove references to expression_node_pool and
6521 list_node_pool. Init temp_call_expr_obstack instead.
6522 (fini_pre): Remove references to expression_node_pool and
6525 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6526 and walk arguments explicitly instead of as a list.
6528 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6529 (mx_register_decls): Likewise.
6530 (mudflap_register_call): Likewise.
6531 (mudflap_finish_file): Likewise.
6533 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6534 (ipa_callsite_compute_param): Likewise.
6536 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6537 accessors and constructor.
6539 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6540 accessors and constructor.
6541 (convert_tramp_reference): Likewise.
6542 (convert_call_expr): Likewise.
6543 (finalize_nesting_tree_1): Likewise.
6545 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6548 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6550 * tree-inline.c (initialize_inlined_parameters): Pass entire
6551 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6553 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6554 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6556 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6557 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6558 (vectorizable_reduction): Likewise.
6559 (vectorizable_call): Use new CALL_EXPR iterators.
6560 (vectorizable_conversion): Use build_call_expr.
6561 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6562 (vect_gen_widened_results_half): Use build_call_expr.
6563 (vect_setup_realignment): Likewise.
6564 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6566 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6567 (pass_through_call): Likewise.
6568 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6571 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6572 (tree_gen_pow2_profiler): Likewise.
6573 (tree_gen_one_value_profiler): Likewise.
6574 (tree_gen_ic_func_profiler): Likewise.
6575 (tree_gen_average_profiler): Likewise.
6576 (tree_gen_ior_profiler): Likewise.
6578 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6579 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6580 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6582 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6583 of TREE_CODE_LENGTH.
6585 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6586 of TREE_CODE_LENGTH.
6588 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6590 (convert_to_integer): Likewise.
6592 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6595 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6596 Brooks Moses <brooks.moses@codesourcery.com>
6597 Lee Millward <lee.millward@codesourcery.com>
6599 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6601 * config/frv/frv.c (frv_expand_builtin): Likewise.
6602 * config/s390/s390.c (s390_expand_builtin): Likewise.
6604 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6605 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6607 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6608 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6609 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6610 (ix86_expand_store_builtin): Likewise.
6611 (ix86_expand_unop_builtin): Likewise.
6612 (ix86_expand_unop1_builtin): Likewise.
6613 (ix86_expand_sse_compare): Likewise.
6614 (ix86_expand_sse_comi): Likewise.
6615 (ix86_expand_vec_init_builtin): Likewise.
6616 (ix86_expand_vec_ext_builtin): Likewise.
6617 (ix86_expand_vec_set_builtin): Likewise.
6618 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6620 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6621 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6623 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6624 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6625 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6627 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6629 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6630 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6631 arglist. Use new CALL_EXPR accessors. Fix callers.
6632 (altivec_expand_abs_builtin): Likewise.
6633 (rs6000_expand_binop_builtin): Likewise.
6634 (altivec_expand_predicate_builtin): Likewise.
6635 (altivec_expand_lv_builtin): Likewise.
6636 (spe_expand_stv_builtin): Likewise.
6637 (altivec_expand_stv_builtin): Likewise.
6638 (rs6000_expand_ternop_builtin): Likewise.
6639 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6640 (altivec_expand_st_builtin): Likewise.
6641 (altivec_expand_dst_builtin): Likewise.
6642 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6643 arglist. Use new CALL_EXPR accessors. Fix callers.
6644 (altivec_expand_vec_set_builtin): Likewise.
6645 (altivec_expand_vec_ext_builtin): Likewise.
6646 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6647 (spe_expand_builtin): Likewise.
6648 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6649 arglist. Use new CALL_EXPR accessors. Fix callers.
6650 (spe_expand_evsel_builtin): Likewise.
6651 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6652 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6654 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6655 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6656 (arm_expand_unop_builtin): Likewise.
6657 (arm_expand_builtin): Use new CALL_EXPR accessors.
6659 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6662 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6663 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6664 (bfin_expand_unop_builtin): Likewise.
6665 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6667 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6668 Brooks Moses <brooks.moses@codesourcery.com>
6669 Lee Millward <lee.millward@codesourcery.com>
6671 * c-semantics.c (build_stmt): Add internal diagnostic check.
6673 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6674 accessors. Print arguments explicitly instead of as a list.
6676 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6678 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6679 (c_finish_omp_flish): Likewise.
6681 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6682 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6683 instead of TREE_CODE_LENGTH.
6684 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6685 (c_warn_unused_result): Likewise.
6687 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6690 * doc/invoke.texi (Warning Options): Remove
6691 -Werror-implicit-function-declaration.
6692 (Wimplicit-function-declaration): Update description.
6693 * opts.c (common_handle_option): Move handling of -Werror=* to...
6694 (enable_warning_as_error): ...here.
6695 * opts.h (enable_warning_as_error): Declare.
6696 * c-decl.c (implicit_decl_warning): Unless
6697 -Wno-implicit-function-declaration is given, emit a pedwarn if
6698 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6699 * c.opt (Wimplicit-function-declaration): Replace
6700 mesg_implicit_function_declaration with
6701 warn_implicit_function_declaration.
6702 * c-opts.c (c_common_handle_option):
6703 -Werror-implicit-function-declaration is exactly equal as
6704 -Werror=implicit-function-declaration.
6705 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6706 warn_implicit_function_declaration.
6707 (c_common_post_options): -Wimplict-function-declaration is enabled
6708 by default by -std=c99, otherwise is disabled by default.
6709 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6711 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6713 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6714 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6715 former is ignored but not the latter.
6717 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6719 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6720 is made and the reference doesn't use the alias set of its type,
6721 do not create the temporary using that type.
6723 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6725 * jump.c: Remove prototypes for delete_computation and
6726 delete_prior_computation.
6728 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6730 * jump.c (get_label_after): Delete.
6731 (get_label_before, delete_computation, delete_jump,
6732 delete_prior_computation, follow_jumps): Move...
6733 * reorg.c (delete_computation, delete_prior_computation): ... here...
6734 (get_label_before, delete_jump): ... making these static ...
6735 (follow_jumps): ... and simplifying this since it only runs after
6737 * rtl.h (get_label_after, get_label_before, delete_jump,
6738 follow_jumps): Delete prototypes.
6740 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6742 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6744 2007-02-15 Nick Clifton <nickc@redhat.com>
6746 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6747 order to prevent it from being munged by the target.
6749 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6751 * config/i386/i386.md: Remove misleading comment.
6753 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6755 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6756 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6759 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6761 * tree-sra.c (instantiate_missing_elements): Canonicalize
6763 (sra_build_assignment): New.
6764 (generate_copy_inout, generate_element_copy,
6765 generate_element_zero, generate_one_element_init): Use it.
6767 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6769 * tree-sra.c (instantiate_missing_elements): Canonicalize
6771 (sra_build_assignment): New.
6772 (generate_copy_inout, generate_element_copy,
6773 generate_element_zero, generate_one_element_init): Use it.
6775 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6777 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6780 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6782 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6783 types as aggregates not scalars.
6784 * function.c (assign_stack_temp_for_type): Likewise.
6786 2007-02-14 Roger Sayle <roger@eyesopen.com>
6787 Zdenek Dvorak <dvorakz@suse.cz>
6789 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6792 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6794 * passes.c (next_pass_1): Clear the next field of the copied
6797 2007-02-14 Richard Henderson <rth@redhat.com>
6799 * tree-sra.c (early_sra): New.
6800 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6801 (tree_sra_early, pass_sra_early): New.
6802 * tree-pass.h (pass_sra_early): Declare.
6803 * passes.c (init_optimization_passes): Use it.
6805 2007-02-14 Richard Guenther <rguenther@suse.de>
6807 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6809 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6811 PR tree-optimization/30771
6812 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6814 (vect_analyze_operations): Induction phis can now be marked as
6816 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6817 Update documentation accordingly.
6819 2007-02-14 Nick Clifton <nickc@redhat.com>
6821 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6822 most 3 arguments are supported.
6823 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6825 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6827 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6828 Ensure dst->current is valid.
6830 2007-02-13 Paul Brook <paul@codesourcery.com>
6832 * config.gcc: Add arm*-*-uclinux-*eabi.
6833 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6834 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6835 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6836 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6837 (LINK_SPEC): Define.
6839 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6841 * config/arm/uclinux-eabi.h: New file.
6842 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6843 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6846 2007-02-13 Ian Lance Taylor <iant@google.com>
6848 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6849 * flags.h (warn_strict_overflow): Declare.
6850 (enum warn_strict_overflow_code): Define.
6851 (issue_strict_overflow_warning): New static inline function.
6852 * opts.c (warn_strict_overflow): New variable.
6853 (common_handle_option): Handle OPT_Wstrict_overflow and
6854 OPT_Wstrict_overflow_.
6855 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6857 * fold-const.c: Include intl.h.
6858 (fold_deferring_overflow_warnings): New static variable.
6859 (fold_deferred_overflow_warning): New static variable.
6860 (fold_deferred_overflow_code): New static variable.
6861 (fold_defer_overflow_warnings): New function.
6862 (fold_undefer_overflow_warnings): New function.
6863 (fold_undefer_and_ignore_overflow_warnings): New function.
6864 (fold_deferring_overflow_warnings_p): New function.
6865 (fold_overflow_warning): New static function.
6866 (make_range): Add strict_overflow_p parameter. Change all
6868 (extract_muldiv, extract_muldiv_1): Likewise.
6869 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6870 tree_expr_nonnegative_p.
6871 (fold_negate_expr): Call fold_overflow_warning.
6872 (fold_range_test): Likewise.
6873 (fold_comparison): Likewise.
6874 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6875 instead of tree_expr_nonnegative_p.
6876 (tree_expr_nonnegative_warnv_p): Rename from
6877 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6878 (tree_expr_nonnegative_p): New function.
6879 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6880 strict_overflow_p parameter.
6881 (tree_expr_nonzero_p): New function.
6882 * passes.c (verify_interpass_invariants): New static function.
6883 (execute_one_pass): Call it.
6884 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6886 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6887 (estimate_numbers_of_iterations): Likewise.
6888 (scev_probably_wraps_p): Likewise.
6889 * tree-ssa-ccp.c: Include "toplev.h".
6890 (evaluate_stmt): Defer fold overflow warnings until we know we are
6892 (struct fold_stmt_r_data): Add stmt field.
6893 (fold_stmt_r): Defer fold overflow warnings until we know we
6895 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6896 (fold_stmt_inplace): Likewise.
6897 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6898 (cleanup_control_expr_graph): Defer fold overflow warnings until
6899 we know we are going to optimize.
6900 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6901 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6903 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6904 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6905 * tree-ssa-loop-manip.c (create_iv): Likewise.
6906 * c-typeck.c (build_conditional_expr): Likewise.
6907 (build_binary_op): Likewise.
6908 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6909 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6910 (extract_range_from_unary_expr): Likewise.
6911 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6912 assuming that signed overflow does not occur.
6913 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6914 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6915 (fold_defer_overflow_warnings): Declare.
6916 (fold_undefer_overflow_warnings): Declare.
6917 (fold_undefer_and_ignore_overflow_warnings): Declare.
6918 (fold_deferring_overflow_warnings_p): Declare.
6919 (tree_expr_nonzero_warnv_p): Declare.
6920 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6922 (Warning Options): Document -Wstrict-overflow.
6923 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6924 (tree-ssa-ccp.o): Likewise.
6925 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6926 (fold-const.o): Depend on intl.h.
6928 2007-02-13 Ian Lance Taylor <iant@google.com>
6931 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6934 2007-02-13 Stuart Hastings <stuart@apple.com>
6936 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6938 2007-02-13 Richard Henderson <rth@redhat.com>
6940 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6941 handled_component_p before looking for the indirect_ref.
6943 2007-02-13 Richard Henderson <rth@redhat.com>
6945 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6946 remove flags clobber.
6947 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6948 (bswaphi_lowpart): New.
6949 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6950 remove TARGET_BSWAP test. Delete expander of the same name.
6952 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6953 (expand_unop): Use them.
6955 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6957 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6958 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6959 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6960 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6961 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6962 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6963 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6964 assembler dialect choice from asm templates.
6966 2007-02-12 Richard Henderson <rth@redhat.com>
6968 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6969 (fixuns_trunc<SSEMODEF>si2): Use it.
6970 * config/i386/sse.md (vec_setv4sf_0): Export.
6971 * config/i386/i386.c (ix86_build_const_vector): Export.
6972 (ix86_split_convert_uns_si_sse): Rename from
6973 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6974 * config/i386/i386-protos.h: Update.
6976 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6979 * c-typeck.c (c_finish_return): Improve warning message.
6981 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6983 * alias.c (find_symbolic_term): Delete unused function.
6985 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6987 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6988 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6989 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6991 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6993 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6994 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6995 the function, temporarily point the debug interface to the null one.
6997 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6999 * dwarf2out.c (round_up_to_align): New static function.
7000 (field_byte_offset): Use it to round the offset.
7002 2007-02-12 Richard Henderson <rth@redhat.com>
7004 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7005 (inswl_const): Export.
7007 2007-02-12 Richard Henderson <rth@redhat.com>
7009 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7010 result mode of the libcall, convert back to outmode.
7012 2007-02-12 Roger Sayle <roger@eyesopen.com>
7014 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7015 (bswapdi2): New define_expand to implement 32-bit implementation.
7017 2007-02-12 Nick Clifton <nickc@redhat.com>
7019 * doc/invoke.texi (Overall Options): Document --help=.
7020 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7021 (cc1_options): Pass --help= on to cc1.
7022 (display_help): Add description of --help=.
7023 (process_command): Add code to handle --help=. Allow translated
7024 --help and --target-help switches to be passed on to compiler
7026 (main): Remove unused if statement.
7027 * opts.c (columns): Remove.
7028 (LEFT_COLUMN): Define.
7029 (wrap_help): Add columns argument.
7030 (print_filtered_help): Change parameters to be an include bitmask,
7031 an exclude bitmask, an any bitmask and the column width. Move the
7032 code to display the params list here. Add code to display the
7033 status of options rather than their descriptions if the quiet flag
7035 (print_specific_help): Change parameters to be an include bitmask,
7036 an exclude bitmask and an any bitmask. Move code to look up the
7037 column width here. Decide upon the title for an options listing.
7038 (common_handle_options): Add code to handle --help=. Adapt code
7039 for --help and --target-help to use the revised form of the
7040 print_specific_help function.
7041 (print_help): Delete.
7042 (print_param_help): Delete.
7043 (print_switch): Delete.
7044 * opts.h (cl_lang_count): Add prototype.
7045 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7046 CL_MAX_OPTION_CLASS): New defines.
7047 * optc-gen.awk: Add construction of cl_lang_count.
7048 * c.opt: Add Warning attribute to warning options and Optimization
7049 attribute to optimization options.
7050 * common.opt: Likewise.
7052 Add -fhelp and -ftarget-help as aliases for the transformed --help
7053 and --target-help options.
7054 * opt-functions.awk: Add code to handle Warning and Optimization
7057 2007-02-12 Richard Henderson <rth@redhat.com>
7059 * config/alpha/constraints.md: New file.
7060 * config/alpha/alpha.c: Include tm-constrs.h.
7061 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7062 alpha_extra_constraint): Remove.
7063 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7064 * config/alpha/alpha-protos.h: Update.
7065 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7066 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7067 (EXTRA_CONSTRAINT): Remove.
7068 * config/alpha/alpha.md: Include constraints.md.
7069 (adddi splitter): Use satisfies_constraint_*.
7070 * config/alpha/predicates.md (add_operand): Likewise.
7071 (sext_add_operand, addition_operation): Likewise.
7073 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7075 PR tree-optimization/29145
7076 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7077 in our handling of restrict qualified pointers.
7079 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7082 * doc/invoke.texi (Wunused-value): Update description.
7083 (Wextra): Delete item.
7084 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7085 value of Wunused-value.
7086 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7087 (c_finish_stmt_expr): Don't check extra_warnings.
7088 (emit_side_effect_warnings): The caller is responsible to check
7091 2007-02-11 Roger Sayle <roger@eyesopen.com>
7092 Matt Thomas <matt@3am-software.com>
7094 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7096 2007-02-11 Roger Sayle <roger@eyesopen.com>
7098 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7099 comparisons of POPCOUNT against zero.
7100 (simplify_const_relational_operation): Likewise.
7102 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7104 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7106 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7108 * dwarf2out.c (root_type): Delete unused function.
7110 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7112 * genattrtab.c (contained_in_p): Delete unused function.
7113 (write_expr_attr_cache): Likewise.
7115 2007-02-11 Jan Hubicka <jh@suse.cz>
7117 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7120 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7122 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7123 to add the REG_EQ* note.
7124 * see.c (see_merge_one_use_extension): Likewise.
7125 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7126 turn REG_EQUAL notes into REG_EQUIV notes if the target
7127 register may have more than one set.
7128 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7129 * gcse.c (try_replace_reg): Likewise.
7130 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7131 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7132 more than one REG_EQUIV note.
7133 * reload1.c (gen_reload): Use set_unique_reg_note.
7135 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7138 (ix86_builtin_conversion): New function.
7140 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7143 * tree.h (DECL_REPLACEABLE_P): New macro.
7144 * except.c (set_nothrow_function_flags): Likewise.
7146 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7147 Ira Rosen <irar@il.ibm.com>
7148 Dorit Nuzman <dorit@il.ibm.com>
7150 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7151 * targhooks.c (default_builtin_vectorized_conversion): New.
7152 * targhooks.h (default_builtin_vectorized_function): New declaration.
7153 * target.h (struct vectorize): Add builtin_conversion field.
7154 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7155 stmt_vec_info_type value.
7156 (vectorizable_conversion): New declaration.
7157 * tree-vect-analyze.c (vect_analyze_operations): Add
7158 vectorizable_conversion call.
7159 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7160 * tree-vect-transform.c (vectorizable_conversion): New function.
7161 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7162 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7164 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7165 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7166 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7167 or ALTIVEC_BUILTIN_VCFSX.
7169 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7172 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7173 CONST_DOUBLE and operand 0 is a hard register.
7174 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7175 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7176 is a hard floating-point register.
7178 2007-02-10 Richard Henderson <rth@redhat.com>
7179 Jakub Jelinek <jakub@redhat.com>
7180 Alexandre Oliva <aoliva@redhat.com>
7182 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7183 * builtin-types.def (BT_WORD): Make unsigned.
7184 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7185 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7186 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7187 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7188 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7189 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7191 * expr.c (emutls_var_address): New.
7192 (expand_expr_real_1): Expand emulated tls.
7193 (expand_expr_addr_expr_1): Likewise.
7194 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7195 * output.h (emutls_finish): Declare.
7196 * toplev.c (compile_file): Call it.
7197 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7198 address before wrapping in CONST.
7199 * varasm.c (emutls_htab, emutls_object_type): New.
7200 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7201 (get_emutls_object_name, get_emutls_object_type): New.
7202 (get_emutls_init_templ_addr, emutls_decl): New.
7203 (emutls_common_1, emutls_finish): New.
7204 (assemble_variable): When emulating tls, swap decls; generate
7205 constructor for the emutls objects.
7206 (do_assemble_alias): When emulating tls, swap decl and target name.
7207 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7209 * varpool.c (decide_is_variable_needed): Look at force_output.
7210 Recurse for emulated tls.
7211 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7212 with decide_is_variable_needed.
7213 * emutls.c: New file.
7214 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7215 tls_object for real tls.
7217 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7219 PR rtl-optimization/29599
7220 * reload1.c (eliminate_regs_in_insn): Take the destination
7221 mode into account when computing the offset.
7223 2007-02-09 Stuart Hastings <stuart@apple.com>
7224 Richard Henderson <rth@redhat.com>
7226 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7227 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7228 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7229 fixuns_truncdfhi2): New.
7230 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7231 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7232 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7233 (floatunssidf2): Allow nonimmediate source.
7234 * config/i386/sse.md (movdi_to_sse): New.
7235 (vec_concatv2di): Drop '*'.
7236 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7237 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7238 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7240 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7241 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7242 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7243 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7244 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7245 ix86_build_const_vector.
7246 (x86_emit_floatuns): Rewrite.
7248 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7250 * genautomata.c (longest_path_length): Delete unused function.
7251 (struct state): Delete unused longest_path_length.
7252 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7253 (get_free_state): Delete unused.
7255 2007-02-09 Jan Hubicka <jh@suse.cz>
7257 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7258 * doc/invoke.texi (inline-unit-growth): Update default value.
7260 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7261 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7262 (rebuild_cgraph_edges): Likewise.
7263 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7264 (dump_cgraph_node): Dump frequencies.
7265 (cgraph_clone_edge): Add frequency scales.
7266 (cgraph_clone_node): Add freuqnecy.
7267 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7268 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7269 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7270 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7271 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7272 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7273 (save_inline_function_body): Likewise.
7274 * ipa-inline.c: inluce rtl.h
7275 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7276 (cgraph_edge_badness): Use frequencies.
7277 (cgraph_decide_recursive_inlining): Update clonning.
7278 (cgraph_decide_inlining_of_small_function): Dump frequency.
7279 * predict.c (estimate_bb_frequencies): Export.
7280 * predict.h (estimate_bb_frequencies): Declare.
7281 * tree-inline.c (copy_bb): Watch overflows.
7282 (expand_call_inline): Update call of cgraph_create_edge.
7283 (optimize_inline_calls): Use TODO flags to update frequnecies.
7284 * passes.h: Include predict.h
7285 (init_optimization_passes): Move profile ahead.
7286 (execute_function_todo): Handle TODO_rebuild_frequencies.
7288 2007-02-09 Roger Sayle <roger@eyesopen.com>
7290 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7291 the insbl or inswl pattern into a register.
7293 2007-02-09 Roger Sayle <roger@eyesopen.com>
7295 * config/ia64/ia64.md (bswapdi2): New define_insn.
7297 2007-02-09 Richard Henderson <rth@redhat.com>
7299 * config/i386/constraints.md (Ym): New constraint.
7300 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7301 (movdi_1_rex64): Split sse and xmm general register moves from
7302 memory move alternatives. Use conditional register constraints.
7303 (movsf_1, movdf_integer): Likewise.
7304 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7305 (movdf_integer_rex64): New.
7306 (pushsf_rex64): Fix output constraints.
7307 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7308 (sse2_stored): Likewise.
7309 (sse2_storeq_rex64): New.
7310 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7311 amd and not generic.
7312 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7313 for optimize_size. Remove SF/DFmode hack.
7315 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7317 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7320 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7321 Richard Sandiford <richard@codesourcery.com>
7323 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7324 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7325 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7326 m68k/t-mlib to tmake_file.
7327 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7328 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7329 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7330 Allow it to be cf or m68k. Set m68k_arch_family. If that
7331 variable is not empty, add t-$m68k_arch_family to tmake_file.
7332 Add t-mlibs to tmake_file.
7333 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7334 * config/m68k/t-cf: New file.
7335 * config/m68k/t-m68k: Likewise.
7336 * config/m68k/t-mlibs: Likewise.
7337 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7338 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7339 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7340 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7341 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7343 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7344 (INSTALL_LIBGCC): Delete.
7345 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7346 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7347 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7348 (M68K_MLIB_CPU): Define.
7349 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7350 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7351 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7353 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7354 Richard Guenther <rguenther@suse.de>
7357 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7358 against INT_MIN/INT_MAX.
7359 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7360 file if a loop is removed.
7362 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7364 * calls.c (store_one_arg): Pass correct alignment to
7365 emit_push_insn for non-BLKmode values.
7366 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7367 unaligned stack slot via a suitably aligned slot.
7369 2007-02-08 DJ Delorie <dj@redhat.com>
7371 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7373 (legal_subregs): Use unsigned char, make const.
7374 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7376 2007-02-08 Paul Brook <paul@codesourcery.com>
7378 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7379 special interworking needed.
7381 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7383 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7384 conditional to __SSE2__.
7385 (Entries below should have been added to first ChangeLog
7386 entry for amdfam10 dated 2007-02-05)
7387 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7389 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7391 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7394 2007-02-08 DJ Delorie <dj@redhat.com>
7396 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7397 * config/m32c/m32c.c (legal_subregs): New.
7398 (m32c_illegal_subreg_p): New.
7399 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7400 unsupported subregs of hard regs.
7402 2007-02-08 Jan Hubicka <jh@suse.cz>
7404 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7405 the same one; always update histograms.
7407 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7409 * passes.c (init_optimization_passes): Tidy comment.
7411 2007-02-08 Roger Sayle <roger@eyesopen.com>
7413 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7414 strip zero_extend, bswap and rotates from POCOUNT's argument.
7415 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7416 zero_extend and rotates from PARITY's argument.
7417 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7418 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7419 of an integer constant at compile-time.
7421 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7424 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7426 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7429 * tree-ssa-live.c (remove_unused_locals): Do not remove
7430 TREE_ADDRESSABLE variables.
7431 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7432 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7433 FOR_CLOBBER. Update all users.
7434 If VAR has an associated alias set, add a virtual operand for
7435 it if no alias is found to conflict with the memory reference.
7437 2007-02-07 Jan Hubicka <jh@suse.cz>
7438 Robert Kidd <rkidd@crhc.uiuc.edu>
7440 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7442 2007-02-07 Ian Lance Taylor <iant@google.com>
7444 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7446 2007-02-07 Roger Sayle <roger@eyesopen.com>
7448 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7449 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7450 tablejumpdi, movsi_to_cr_one): Remove constraints from
7451 define_expand's match_operands.
7453 2007-02-07 Roger Sayle <roger@eyesopen.com>
7455 * global.c (compute_regsets): Move declatation of "i" inside of
7456 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7458 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7461 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7462 of INDIRECT_REF <RESULT_DECL>.
7464 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7466 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7467 Kaz Kojima <kkojima@gcc.gnu.org>
7470 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7472 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7474 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7476 * doc/loop.texi: Document possibility not to perform disambiguation
7477 of loops with multiple latches.
7478 * cfgloopmanip.c (alp_enum_p): Removed.
7479 (add_loop): Handle subloops. Use get_loop_body_with_size.
7480 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7481 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7482 the new forwarder block.
7483 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7484 Handle the case latch is NULL.
7485 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7486 when marking loop exits.
7487 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7489 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7490 disambiguate_loops_with_multiple_latches.
7491 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7492 before fix_loop_structure.
7493 * cfgloop.c: Include pointer-set.h and output.h.
7494 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7495 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7496 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7497 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7498 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7499 disambiguate_multiple_latches, get_loop_body_with_size,
7500 disambiguate_loops_with_multiple_latches): New functions.
7501 (flow_loop_dump): Dump multiple latch edges.
7502 (flow_loop_nodes_find): Handle loops with multiple latches.
7503 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7504 (glb_enum_p): Modified.
7505 (get_loop_body): Use get_loop_body_with_size.
7506 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7507 (AVOID_CFG_MODIFICATIONS): New constant.
7508 (disambiguate_loops_with_multiple_latches, add_loop,
7509 get_loop_body_with_size): Declare.
7510 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7512 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7515 * global.c (compute_regsets): New function.
7516 (global_alloc): Refactored ELIMINABLE_REGSET
7517 and NO_GLOBAL_ALLOC_REGS computation out.
7518 (rest_of_handle_global_alloc): Call compute_regsets()
7519 for non-optimizing case.
7521 2007-02-06 Richard Henderson <rth@redhat.com>
7523 * config/i386/constraints.md (Y2): Rename from Y.
7524 (Yi): New constraint.
7525 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7526 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7527 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7528 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7529 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7530 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7531 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7532 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7533 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7534 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7535 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7536 vec_extractv2si_1): Change Y constraints to Y2.
7537 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7538 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7539 Change Y constraints to Y2.
7540 (sse2_loadld): Change Y constraints to x.
7542 2007-02-06 Roger Sayle <roger@eyesopen.com>
7544 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7545 (parity<mode>2): New define_expand using rs6000_emit_parity.
7546 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7547 rs6000_emit_parity): New functions.
7548 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7549 rs6000_emit_parity): Prototype here.
7551 2007-02-06 Ian Lance Taylor <iant@google.com>
7553 * lower-subreg.c (simple_move_operand): Reject CONST.
7554 (resolve_clobber): Call validate_change rather than directly
7555 assigning to XEXP (pat, 0).
7557 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7559 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7560 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7561 (tree-cfg.o): Remove hashtab.h dependency.
7563 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7564 (struct ivopts_data): Change niters to pointer_map_t.
7565 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7566 (niter_for_exit): Create pointer_map on demand. Change for
7568 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7569 (free_loop_data): Destroy data->niters if created and reset field.
7570 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7571 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7573 * tree-ssa-reassoc.c: Include pointer-set.h.
7574 (bb_rank): Change to long *.
7575 (operand_rank): Change to pointer_map_t.
7576 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7577 (insert_operand_rank): Accept long.
7578 (operand_entry_hash, operand_entry_eq): Remove.
7579 (get_rank): Return long. Adjust for changes above.
7580 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7582 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7584 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7585 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7586 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7588 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7589 directly since it cannot be NULL.
7590 (get_vi_for_tree): Rewrite for pointer_map API.
7591 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7592 (init_alias_vars): Create vi_for_tree as pointer_map.
7593 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7595 * tree-cfg.c: Don't include hashtab.h.
7596 (edge_to_cases): Declare as pointer_map.
7597 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7599 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7600 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7601 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7603 (record_switch_edge): Delete.
7604 (get_cases_for_edge): Adjust for pointer_map API, inline
7605 record_switch_edge (rewritten for new API), remove goto.
7607 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7609 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7610 * tree-nested.c: Include pointer-set.h.
7611 (var_map_elt, var_map_eq, var_map_hash): Delete.
7612 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7614 (nesting_info_bitmap_obstack): New.
7615 (lookup_field_for_decl): Adjust for pointer_map API.
7616 (lookup_tramp_for_decl): Adjust for pointer_map API.
7617 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7618 (get_local_debug_decl): Adjust for pointer_map API.
7619 (convert_nl_goto_reference): Adjust for pointer_map API.
7620 (convert_nl_goto_receiver): Adjust for pointer_map API.
7621 (create_nesting_tree): Create outside GGC space. Create bitmap on
7622 the new obstack. Create field_map and var_map as pointer_maps.
7623 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7625 (lower_nested_functions): Move root here, no need to NULL it.
7626 Initialize and release the obstack.
7628 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7630 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7631 Remove prototypes and make them non-static.
7632 (struct tree_int_map): Remove.
7633 * tree.h (struct tree_int_map): Move here, turning TO into an
7635 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7637 * tree.h (TREE_COMPLEXITY): Remove.
7638 (struct tree_exp): Remove complexity field.
7639 * tree.c (build1_stat): Don't set it.
7641 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7642 Victor Kaplansky <victork@il.ibm.com>
7644 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7645 (vect_is_simple_reduction): Support reduction with induction as
7646 one of the operands.
7647 (vect_is_simple_iv_evolution): Fix formatting.
7648 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7649 formatting. Don't mark induction phis for vectorization.
7650 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7651 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7652 (vect_get_vec_def_for_operand): Support induction.
7653 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7655 (vectorizable_reduction): Support reduction with induction as one of
7657 (vectorizable_type_demotion): Use def-type of stmt argument rather
7658 than dummy def-type.
7660 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7661 flag_tree_scev_cprop.
7662 * common.opt (tree-scev-cprop): New flag.
7664 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7665 call to vect_get_new_vect_var.
7667 2007-02-06 Ira Rosen <irar@il.ibm.com>
7669 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7670 vectype is not NULL.
7671 (vect_pattern_recog_1): Likewise.
7673 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7675 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7676 (fold_negate_expr): Likewise.
7678 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7681 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7682 even if cv-qualification is the same.
7684 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7686 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7687 __enable_execute_stack on completion.
7689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7691 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7692 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7693 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7694 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7695 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7696 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7697 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7698 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7702 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7703 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7704 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7705 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7706 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7707 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7708 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7709 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7710 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7711 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7712 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7713 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7714 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7715 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7716 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7717 sqrtextenddfxf2_i387): Added amdfam10_decode.
7719 * config/i386/athlon.md (athlon_idirect_amdfam10,
7720 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7721 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7722 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7723 athlon_ivector_store_amdfam10): New define_insn_reservation.
7724 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7727 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7729 * config/i386/athlon.md (athlon_call_amdfam10,
7730 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7731 define_insn_reservation.
7732 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7733 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7734 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7736 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7738 * config/i386/athlon.md (athlon_sseld_amdfam10,
7739 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7740 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7742 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7744 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7745 define_insn_reservation.
7746 * config/i386/i386.md (sseins): Added sseins to define_attr type
7747 and define_attr unit.
7748 * config/i386/sse.md: Set type attribute to sseins for insertq
7751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7753 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7754 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7755 ssecomi_load_amdfam10, ssecomi_amdfam10,
7756 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7757 define_insn_reservation.
7758 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7760 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7762 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7763 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7764 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7765 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7766 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7767 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7768 define_insn_reservation.
7770 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7771 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7772 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7773 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7774 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7778 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7779 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7780 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7781 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7782 athlon_ssemul_load_k8): Added amdfam10.
7784 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7786 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7787 (x86_sse_unaligned_move_optimal): New variable.
7789 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7791 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7792 for unaligned vector SSE double/single precision loads for AMDFAM10.
7794 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7796 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7797 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7798 Define TARGET_CPU_DEFAULT_amdfam10.
7799 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7800 (processor_type): Add PROCESSOR_AMDFAM10.
7802 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7803 processor_type in config/i386/i386.h.
7804 Enable imul peepholes for TARGET_AMDFAM10.
7806 * config.gcc: Add support for --with-cpu option for amdfam10.
7808 * config/i386/i386.c (amdfam10_cost): New variable.
7809 (m_AMDFAM10): New macro.
7810 (m_ATHLON_K8_AMDFAM10): New macro.
7811 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7812 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7813 x86_promote_QImode, x86_integer_DFmode_moves,
7814 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7815 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7816 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7817 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7818 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7819 Enable/disable for amdfam10.
7820 (override_options): Add amdfam10_cost to processor_target_table.
7821 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7822 processor_alias_table.
7823 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7824 (ix86_adjust_cost): Add code for amdfam10.
7826 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7828 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7829 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7830 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7831 * config/i386/i386.h: Add builtin definition for SSE4A.
7832 * config/i386/i386.md: Add support for ABM instructions
7834 * config/i386/sse.md: Add support for SSE4A instructions
7835 (movntss, movntsd, extrq, insertq).
7836 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7837 Add -march=amdfam10 flag.
7838 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7839 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7841 * doc/extend.texi: Add documentation for SSE4A builtins.
7843 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7845 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7847 2007-02-05 Richard Guenther <rguenther@suse.de>
7849 * tree-vectorizer.h (vectorizable_function): Add argument type
7850 argument, change return type.
7851 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7852 * tree-vect-transform.c (vectorizable_function): Handle extra
7853 argument, return vectorized function decl.
7854 (build_vectorized_function_call): Remove.
7855 (vectorizable_call): Handle calls with result and argument types
7856 differing. Handle loop vectorization factor correctly.
7857 * targhooks.c (default_builtin_vectorized_function): Adjust for
7859 * targhooks.h (default_builtin_vectorized_function): Likewise.
7860 * target.h (builtin_vectorized_function): Add argument type
7862 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7863 extra argument, allow vectorizing of lrintf.
7864 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7865 documentation of target hook.
7867 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7870 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7871 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7872 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7874 2007-02-05 Roger Sayle <roger@eyesopen.com>
7876 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7877 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7878 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7879 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7880 before canonicalizing sincos to cexpi.
7881 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7883 2007-02-05 Roger Sayle <roger@eyesopen.com>
7885 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7886 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7887 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7889 2007-02-05 Roger Sayle <roger@eyesopen.com>
7891 * mips-tfile.c (initialize_init_file): Correct endianness test.
7893 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7895 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7898 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7900 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7901 saves in a PARALLEL before the register assignments.
7903 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7905 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7906 DWARF_FRAME_RETURN_COLUMN to be a general register.
7907 * dwarf2out.c (init_return_column_size): New function, split from...
7908 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7909 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7910 to be nongeneral registers.
7911 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7913 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7914 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7916 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7918 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7920 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7922 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7923 (remove_path): Use can_remove_branch_p and remove_branch instead
7924 of loop_delete_branch_edge.
7925 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7926 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7927 Update profile using scale_dominated_blocks_in_loop.
7928 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7929 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7930 (can_remove_branch_p, remove_branch): Declare.
7931 * tree-cfg.c (tree_can_remove_branch_p): New function.
7932 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7933 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7934 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7936 2007-02-05 Jan Hubicka <jh@suse.cz>
7939 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7940 nodes in cgraph, don't remove offline copy of the function.
7942 2007-02-04 Jan Hubicka <jh@suse.cz>
7944 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7945 vectors might cause maybe_lookup_element_for_expr to be called
7946 on non-sra-candidate.
7948 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7950 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7951 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7952 spelling conventions.
7954 2007-02-04 Richard Guenther <rguenther@suse.de>
7957 * fold-const.c (try_move_mult_to_index): Make sure to not
7958 overflow one dimension of a multi-dimensional array access.
7960 2007-02-04 Jan Hubicka <jh@suse.cz>
7962 * passes.c (init_optimization_passes): Reindent.
7964 2007-02-04 Jan Hubicka <jh@suse.cz>
7965 Eric Botcazou <ebotcazou@adacore.com>
7967 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7968 (execute_fixup_cfg): Break out the abnormal goto code.
7969 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7970 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7971 (optimize_inline_calls): Call make_nonlocal_label_edges.
7973 2007-02-04 Jan Hubicka <jh@suse.cz>
7975 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7976 true when something was changed.
7977 (rename_ssa_copies): When something was changed, do
7978 TODO_remove_unused_locals.
7979 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7980 add TODO_remove_unused_locals when instruction was removed.
7982 2007-02-04 Jan Hubicka <jh@suse.cz>
7984 * ipa-inline.c (try_inline): Improve debug output; work on already
7986 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7987 call try_inline for already inlined edges too when flattening;
7988 inline also functions that make callee growth but overall unit size
7991 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7993 * config/m32c/bitops.md, config/m32c/jump.md,
7994 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7995 config/m32r/m32r.h, config/m32r/m32r.md,
7996 config/m32r/predicates.md, config/m68hc11/larith.asm,
7997 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7998 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7999 config/mips/mips-protos.h, config/mips/mips.c,
8000 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8001 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8002 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8003 spelling conventions.
8005 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8006 Follow spelling conventions.
8008 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8010 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8011 warn about C++0x compatibility.
8013 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8015 * config/h8300/h8300.c, config/h8300/h8300.h,
8016 config/h8300/h8300.md: Follow spelling conventions.
8018 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8021 * combine.c (try_combine): Do not substitute source operand
8022 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8024 2007-02-03 Jan Hubicka <jh@suse.cz>
8026 PR gcov-profile/30650
8027 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8028 do not divide by zero for never executed counters.
8029 (tree_find_values_to_profile): Fix counters.
8030 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8032 2007-02-03 Ian Lance Taylor <iant@google.com>
8034 * lower-subreg.c (simple_move_operand): New static function,
8035 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8037 (simple_move): Call simple_move_operand.
8038 (find_decomposable_subregs): Add special handling of MEMs.
8039 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8040 meaning of return value. If we see a hard register, test whether
8041 it can store a word_mode value. Change all callers.
8043 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8045 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8046 ftrapv insns and expanders.
8047 (subdi3): Change define_expand operand 1 to arith11_operand, and
8048 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8049 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8050 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8054 * varasm.c (notice_global_symbol): Treat global objects as weak when
8057 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8059 * emit-rtl.c (dconstpi): Delete.
8061 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8062 * real.h (dconstpi): Delete.
8064 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8065 (fold_builtin_hypot): Likewise.
8067 2007-02-03 Tom Tromey <tromey@redhat.com>
8070 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8071 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8073 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8075 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8076 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8077 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8078 config/rs6000/cell.md, config/rs6000/darwin.h,
8079 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8080 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8081 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8082 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8083 typos. Follow spelling conventions.
8084 * doc/invoke.texi: Follow spelling conventions.
8086 2007-02-03 Roger Sayle <roger@eyesopen.com>
8088 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8089 canonicalization transformations that attempt to simplify integer
8090 constant comparisons to become comparisons against zero.
8092 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8094 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8096 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8097 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8099 2007-02-02 Mike Stump <mrs@apple.com>
8101 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8102 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8103 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8104 generate a branch island.
8106 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8108 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8109 (xtensa_legitimate_address_p): New.
8110 (xtensa_legitimize_address): New.
8111 (xtensa_output_addr_const_extra): New.
8112 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8114 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8115 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8116 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8117 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8118 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8119 (xtensa_legitimize_address): New.
8120 (xtensa_output_addr_const_extra): New.
8122 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8124 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8126 2007-02-02 Ian Lance Taylor <iant@google.com>
8128 * expmed.c (expand_divmod): Add comment.
8130 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8132 * emit-rtl.c (renumber_insns): Remove.
8133 * flags.h: Remove the extern for flag_renumber_insns.
8134 * rtl.h: Remove the prototype for renumber_insns.
8135 * toplev.c (flag_renumber_insns): Remove.
8137 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8139 Revert for x86 darwin:
8140 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8142 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8143 code before the following patch under TARGET_MACHO.
8144 (ix86_function_value_regno_p): Likewise.
8146 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8148 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8151 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8154 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8155 general or fp registers. Add comments.
8156 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8158 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8160 * pointer-set.c (insert_aux): Only return insertion slot.
8161 (pointer_set_insert): Adjust.
8162 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8163 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8164 pointer_map_traverse): New.
8165 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8166 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8167 pointer_map_contains, pointer_map_traverse): Declare.
8169 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8172 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8173 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8175 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8177 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8179 (struct _dep): New type.
8180 (dep_t): New typedef.
8181 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8182 (DEP_STATUS): New access macro. The macro with the same name was
8183 renamed to DEP_LINK_STATUS.
8184 (dep_init): Declare function
8186 (struct _dep_link): New type.
8187 (dep_link_t): New typedef.
8188 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8189 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8190 (DEP_LINK_STATUS): New macro.
8191 (debug_dep_links): New debug function.
8193 (struct _deps_list): New type.
8194 (deps_list_t): New typedef.
8195 (DEPS_LIST_FIRST): New access macro.
8196 (FOR_EACH_DEP_LINK): New cycle macro.
8197 (create_deps_list, free_deps_list, delete_deps_list): Declare
8199 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8200 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8201 (copy_deps_list_change_con): Ditto.
8203 (move_dep_link): Declare function.
8205 (struct _dep_node): New type.
8206 (dep_node_t): New typedef.
8207 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8209 (struct haifa_insn_data.back_deps): New field to hold backward
8210 dependencies of the insn.
8211 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8213 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8214 Change its type to deps_list_t.
8215 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8216 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8217 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8219 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8221 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8223 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8225 (dep_cost): Declare.
8227 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8228 (ds_to_dk, dk_to_ds): New functions.
8230 (init_dep_1): New static function.
8231 (init_dep): New function.
8232 (copy_dep): New static function.
8234 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8236 (detach_dep_link): New static function.
8237 (move_dep_link): New function.
8239 (dep_links_consistent_p, dump_dep_links): New static functions.
8240 (debug_dep_links): New debugging function.
8242 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8244 (alloc_deps_list, init_deps_list): New static functions.
8245 (create_deps_list): New function.
8246 (clear_deps_list): New static function.
8247 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8248 (deps_list_consistent_p, dump_deps_list): New static functions.
8249 (debug_deps_list): New function.
8250 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8252 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8254 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8255 use new scheduler dependencies lists.
8256 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8257 (sched_analyze): Ditto. Initialize dependencies lists.
8258 (add_forw_dep, compute_forward_dependences): Update to use new
8259 scheduler dependencies lists.
8261 (init_dependency_caches): Init deps_obstack.
8262 (free_dependency_caches): Free deps_obstack.
8264 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8265 new scheduler dependencies lists.
8266 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8267 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8269 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8270 Update to use new scheduler dependencies lists.
8271 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8272 (debug_dependencies): Ditto.
8273 (schedule_region): Update comments.
8275 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8276 scheduler dependencies lists.
8277 (schedule_ebb): Update comments.
8279 * rtl.def (DEPS_LIST): Remove.
8281 * lists.c (unused_deps_list): Remove.
8282 (free_list): Update assertions.
8284 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8285 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8287 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8288 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8290 * haifa-sched.c (comments): Update.
8291 (insn_cost1): Remove. Inline the code into insn_cost ().
8292 (insn_cost): Update to use new scheduler dependencies lists. Move
8293 processing of the dependency cost to dep_cost ().
8294 (dep_cost): New function. Use it instead of insn_cost () when
8295 evaluating cost of the dependency. Use compatible interface to
8296 interact with the target.
8297 (priority): Update to use new scheduler dependencies lists.
8298 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8299 with greater number of insns that depend on the insn.
8300 (schedule_insn): Update to use new scheduler dependencies lists. Add
8301 code to free backward dependencies lists. Inline and optimize code
8302 from resolve_dep () - see PR28071.
8303 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8304 lists. Update call to targetm.sched.is_costly_dependence hook.
8306 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8307 scheduler dependencies lists.
8309 (resolve_dep): Remove. Move the logic to schedule_insn ().
8310 (init_h_i_d): Initialize dependencies lists.
8312 (process_insn_depend_be_in_spec): Rename to
8313 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8315 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8316 Update to use new scheduler dependencies lists.
8317 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8319 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8320 new scheduler dependencies lists.
8321 (build_intra_loop_deps): Ditto.
8323 * target.h (struct _dep): Declare to use in
8324 gcc_target.sched.is_costly_dependence.
8325 (struct gcc_target.sched.adjust_cost): Fix typo.
8326 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8327 single dep_t parameter instead of an equivalent triad.
8328 (struct gcc_target.sched.adjust_cost_2): Remove.
8330 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8332 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8334 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8336 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8338 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8339 (REG_DEP_TRUE): Document.
8341 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8342 Change signature to correspond to the targetm.sched.adjust_cost hook.
8343 Update use in TARGET_SCHED_ADJUST_COST_2.
8344 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8345 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8346 new scheduler dependencies lists.
8347 (ia64_gen_check): Ditto.
8349 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8352 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8353 signature to correspond to the targetm.sched.is_costly_dependence hook.
8354 (is_costly_group): Update to use new scheduler dependencies lists.
8356 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8357 instead of INSN_COST () macro.
8359 2007-02-01 Ian Lance Taylor <iant@google.com>
8361 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8363 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8365 * pa.md (tp_load): Correct mfctl instruction syntax.
8367 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8369 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8370 altivec_padding_size calculation on AIX. Improve comment, add
8371 assert to verify that it's right.
8373 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8376 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8379 * global.c (global_alloc): Add mising initialization of
8382 2007-02-01 Roger Sayle <roger@eyesopen.com>
8384 * alias.c (init_alias_analysis): Correct whitespace.
8385 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8386 partition_hot_cold_basic_blocks): Likewise.
8387 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8388 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8389 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8390 fold_builtin_snprintf_chk, fold_builtin_printf,
8391 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8392 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8393 * cfgcleanup.c (cleanup_cfg): Likewise.
8394 * cfgexpand.c (tree_expand_cfg): Likewise.
8395 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8396 * function.c (get_next_funcdef_no): Likewise.
8397 * gengtype.c (main): Likewise.
8398 * genmodes.c (main): Likewise.
8399 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8400 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8401 * ifcvt.c (noce_emit_move_insn): Likewise.
8402 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8404 * stor-layout.c (get_best_mode): Likewise.
8405 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8406 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8407 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8408 perform_var_substitution, solve_graph): Likewise.
8409 * tree-vrp.c (vrp_finalize): Likewise.
8411 2007-02-01 Ian Lance Taylor <iant@google.com>
8413 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8414 high part of a paradoxical subreg, return a constant zero.
8416 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8418 * toplev.c (lang_dependent_init): Call init_set_costs.
8419 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8421 2007-02-01 Richard Guenther <rguenther@suse.de>
8424 * fold-const.c (fold_negate_expr): Allow negating a
8425 constant if overflow does not change.
8427 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8429 * doc/c-tree.texi (Expression trees): Improve markup.
8430 * doc/tm.texi (Register Classes, Addressing Modes)
8431 (Floating Point): Fix spacing after abbreviations. Fix some
8434 2007-02-01 Ben Elliston <bje@au.ibm.com>
8436 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8437 * doc/contrib.texi: Likewise.
8438 * doc/install.texi: Likewise.
8440 2007-01-31 Richard Henderson <rth@redhat.com>
8441 Ian Lance Taylor <iant@google.com>
8443 * lower-subreg.c: New file.
8444 * rtl.def (CONCATN): Define.
8445 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8447 * emit-rtl.c (update_reg_offset): New static function, broken out
8448 of gen_rtx_REG_offset.
8449 (gen_rtx_REG_offset): Call update_reg_offset.
8450 (gen_reg_rtx_offset): New function.
8451 * regclass.c: Revert patch of 2006-03-05, restoring
8453 (clear_reg_info_regno): New function.
8454 * dwarf2out.c (concatn_loc_descriptor): New static function.
8455 (loc_descriptor): Handle CONCATN.
8456 * common.opt (fsplit_wide_types): New option.
8457 * opts.c (decode_options): Set flag_split_wide_types when
8459 * timevar.def (TV_LOWER_SUBREG): Define.
8460 * rtl.h (gen_reg_rtx_offset): Declare.
8461 (reg_scan_update): Declare.
8462 * regs.h (clear_reg_info_regno): Declare.
8463 * tree-pass.h (pass_lower_subreg): Declare.
8464 (pass_lower_subreg2): Declare.
8465 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8466 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8468 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8469 * Makefile.in (OBJS-common): Add lower-subreg.o.
8470 (lower-subreg.o): New target.
8472 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8474 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8476 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8479 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8481 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8484 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8486 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8488 * cfgloop.h: Include vec-prim.h.
8489 (enum li_flags): Remove LI_ONLY_OLD.
8490 (loop_iterator): Changed.
8491 (fel_next, fel_init): Iterate over loop tree.
8492 (FOR_EACH_LOOP_BREAK): New macro.
8493 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8495 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8496 * modulo-sched.c (sms_schedule): Ditto.
8497 * tree-vectorizer.c (vectorize_loops): Ditto.
8498 * doc/loop.texi: Update information on loop numbering and behavior of
8499 FOR_EACH_LOOP wrto new loops.
8500 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8501 add_to_evolution_1): Test nestedness of loops instead of comparing
8503 * tree-chrec.c (chrec_fold_plus_poly_poly,
8504 chrec_fold_multiply_poly_poly, chrec_evaluate,
8505 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8506 reset_evolution_in_loop): Ditto.
8507 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8509 2007-01-31 Dirk Mueller <dmueller@suse.de>
8511 * c-common.c (warn_about_parentheses): Separate warning about
8512 un-parenthized sequence of comparison operators from the one
8513 which is supposed to warn about x <= y <= z.
8515 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8517 * optabs.h (enum optab_index): Add new OTI_isinf.
8518 (isinf_optab): Define corresponding macro.
8519 * optabs.c (init_optabs): Initialize isinf_optab.
8520 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8522 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8523 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8525 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8526 expand_builtin_interclass_mathfn.
8527 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8528 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8529 (fxam<mode>2_i387): New insn pattern.
8530 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8531 built-in functions as x87 inline asm.
8533 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8535 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8537 2007-01-30 Eric Christopher <echristo@apple.com>
8539 * config.gcc: Add geode.
8541 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8543 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8544 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8545 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8546 value-prof.c: Fix comment typos.
8548 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8551 * doc/invoke.texi (Wpointer-arith): Document warning.
8553 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8555 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8556 the list of discrepancies from the draft TR.
8558 2007-01-30 Dirk Mueller <dmueller@suse.de>
8561 * doc/invoke.texi (-Wreturn-type): Update description to
8564 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8566 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8568 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8570 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8571 to handle optabs that operate on floating point input argument and
8572 output to integer output.
8573 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8574 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8575 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8576 expand_builtin_interclass_mathfn ().
8577 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8579 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8580 ilogbl built-in functions as x87 intrinsics.
8582 2007-01-30 Richard Guenther <rguenther@suse.de>
8585 * dwarf2out.c (reference_to_unused): Query varpool if the
8586 variable was output.
8588 2007-01-30 Richard Guenther <rguenther@suse.de>
8591 * passes.c (execute_one_pass): Reset in_gimple_form to not
8592 confuse non-unit-at-a-time mode.
8594 2007-01-29 Roger Sayle <roger@eyesopen.com>
8595 Richard Guenther <rguenther@suse.de>
8597 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8598 avoid undefined behaviour on overflow. Use force_fit_type_double
8599 to construct the constant with the specified TREE_OVERFLOW.
8601 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8603 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8604 * config/dfp-bit.h: Ditto.
8606 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8608 * c-decl.c (pop_scope): Replace warnings with call to
8609 warn_for_unused_label.
8610 * c-common.h (warn_for_unused_label): Declare.
8611 * c-common.c (warn_for_unused_label): Define.
8613 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8615 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8618 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8620 * Makefile.in (USER_H): Remove decfloat.h.
8621 * ginclude/decfloat.h: Delete, moving contents to ...
8622 * ginclude/float.h: Add support for decimal floating point,
8623 guarded by __STDC_WANT_DEC_FP__.
8625 2007-01-29 Mike Stump <mrs@apple.com>
8627 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8628 Analysis and Representation to resolve case insensitive conflict.
8629 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8631 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8633 * tree.h (struct tree_memory_tag): Add aliases member.
8634 (MTAG_ALIASES): New macro.
8635 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8636 (add_may_alias): Remove pointer-set. Update for may_aliases being
8638 (mark_aliases_call_clobbered): Update for may_aliases being a
8640 (compute_tag_properties): Ditto.
8641 (create_partition_for): Ditto.
8642 (compute_memory_partitions): Ditto.
8643 (dump_may_aliases_for): Ditto.
8644 (is_aliased_with): Ditto.
8645 (add_may_alias_for_new_tag): Ditto.
8646 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8647 (compute_is_aliased): New function.
8648 (compute_may_aliases): Call compute_is_aliased).
8649 (init_alias_info): Initialize alias_bitmap_obstack.
8650 (union_alias_set_into): New function.
8651 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8652 (have_common_aliases_p): Rewrite to take two bitmaps and use
8654 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8656 (finalize_ref_all_pointers): Update for add_may_alias changes.
8657 (new_type_alias): Ditto.
8658 * tree-flow-inline.h (may_aliases): Return a bitmap.
8659 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8660 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8661 may_aliases being a bitmap.
8662 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8663 may_aliases now returns a bitmap.
8664 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8666 * tree-ssa-operands.c (add_virtual_operand): Update for
8667 may_aliases being a bitmap.
8669 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8671 PR tree-optimization/30630
8672 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8673 variable as changed.
8675 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8678 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8679 expanded only once even if an error occurs.
8681 2007-01-29 Ben Elliston <bje@au.ibm.com>
8683 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8684 (__gcov_average_profiler): Likewise.
8685 (__gcov_ior_profiler): Likewise.
8686 (__gcov_merge_ior): Likewise.
8688 2007-01-28 Jan Hubicka <jh@suse.cz>
8690 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8691 * value-prof.c (stringop_block_profile): Likewise.
8693 2007-01-28 Jan Hubicka <jh@suse.cz>
8695 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8696 variant handling histograms; add wrapper.
8697 (clear_storage_via_libcall): Export.
8698 (emit_block_move_hints): Break out from ...; add histograms.
8699 (emit_block_move): ... this one.
8700 (clear_storage_hints): Break out from ...; add histograms.
8701 (clear_storage): ... this one.
8702 (set_storage_via_memset): Handle histogram.
8703 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8704 (clear_storage_hints, clear_storage_via_libcall): Declare.
8705 (set_storage_via_setmem): Update prototype.
8706 * doc/md.texi (movmem, setmem): Document new arguments.
8708 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8710 (stringop_block_profile): New global function.
8711 (tree_stringops_values_to_profile): Profile block size and alignment.
8712 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8714 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8715 (stringop_block_profile): Declare.
8716 * builtins.c: Include value-prof.h.
8717 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8718 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8719 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8720 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8721 * profile.c (instrument_values): Add new counters.
8722 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8724 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8725 (tree_init_edge_profiler): Build new profilers.
8726 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8727 (pass_tree_profile): Add dump.
8728 (tree_profile_hooks): Update.
8729 * Makefile.in (LIBGCOV): Add new constants.
8730 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8731 __gcov_ior_profiler): New.
8732 * i386.md (movmem/setmem expanders): Add new optional arguments.
8734 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8736 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8738 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8740 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8741 (tree_unswitch_single_loop): Pass eni_size_weights to
8742 tree_num_loop_insns.
8743 * tree-ssa-loop-manip.c: Include tree-inline.h.
8744 (can_unroll_loop_p): Pass eni_size_weights to
8745 tree_num_loop_insns.
8746 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8747 Pass eni_size_weights to estimate_num_insns.
8748 * tree.h (init_inline_once): Export.
8749 * toplev.c (backend_init): Call init_inline_once.
8750 * cgraphunit.c (cgraph_process_new_functions,
8751 cgraph_analyze_function): Pass eni_inlining_weights to
8753 * ipa-inline.c (compute_inline_parameters): Ditto.
8754 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8755 to estimate_num_insns.
8756 (try_unroll_loop_completely): Pass eni_size_weights to
8757 tree_num_loop_insns.
8758 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8759 ot estimate_num_insns.
8760 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8761 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8762 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8763 eni_time_weights): New variables.
8764 (init_inline_once): Initialize them.
8765 (struct eni_data): Mew.
8766 (estimate_num_insns_1, estimate_num_insns): Use weights.
8767 * tree-inline.h (struct eni_weights_d): New.
8768 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8769 (estimate_num_insns): Declaration changed.
8770 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8771 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8772 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8774 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8776 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8777 relations in the conflict function is valid.
8779 2007-01-27 Ian Lance Taylor <iant@google.com>
8781 * common.opt: Add fstrict-overflow.
8782 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8783 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8784 (TYPE_OVERFLOW_UNDEFINED): Define.
8785 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8787 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8788 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8789 (fold_negate_expr): Likewise.
8790 (make_range): Likewise.
8791 (extract_muldiv_1): Likewise.
8792 (maybe_canonicalize_comparison): Likewise.
8793 (fold_comparison): Likewise.
8794 (fold_binary): Likewise.
8795 (tree_expr_nonnegative_p): Likewise.
8796 (tree_expr_nonzero_p): Likewise.
8797 * tree-vrp.c (compare_values): Likewise.
8798 (extract_range_from_binary_expr): Likewise.
8799 (extract_range_from_unary_expr): Likewise.
8800 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8802 (nowrap_type_p): Likewise.
8803 * tree-scalar-evolution.c (simple_iv): Likewise.
8804 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8805 (build_range_check): Likewise.
8806 (extract_muldiv_1): Likewise.
8807 (fold_comparison): Likewise.
8808 * tree-vrp.c (vrp_int_const_binop): Likewise.
8809 (extract_range_from_unary_expr): Likewise.
8810 * convert.c (convert_to_integer): Likewise.
8811 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8812 (fold_comparison): Likewise.
8813 (fold_binary): Likewise.
8814 * optabs.c (optab_for_tree_code): Likewise.
8815 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8816 * simplify-rtx.c (simplify_const_relational_operation): Check
8817 flag_strict_overflow and flag_trapv.
8818 (simplify_const_relational_operation): Likewise.
8819 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8820 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8823 2007-01-27 Roger Sayle <roger@eyesopen.com>
8825 * tree.c (tree_fold_gcd): Delete.
8826 * tree.h (tree_fold_gcd): Remove prototype.
8827 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8828 test whether one constant integer is a multiple of another. Instead
8829 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8830 * fold-const.c (multiple_of_p): We've determined both TOP and
8831 BOTTOM are integer constants so we can call int_const_binop directly
8832 instead of the more generic const_binop.
8834 2007-01-27 Roger Sayle <roger@eyesopen.com>
8836 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8837 1*X check that the constant hasn't overflowed, to preserve the
8839 (round_up): Provide an efficient implementation when rouding-up an
8840 INTEGER_CST to a power-of-two.
8842 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8844 * doc/sourcebuild.texi: Add comma for clarity.
8845 * doc/extend.texi: Fix some typos.
8846 * doc/passes.texi: Likewise.
8847 * doc/cppinternals.texi: Likewise.
8848 * doc/c-tree.texi: Likewise.
8849 * doc/tree-ssa.texi: Likewise.
8850 * doc/install.texi: Likewise.
8852 2007-01-27 Jan Hubicka <jh@suse.cz>
8854 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8855 (pass_sra): Do not require alias information.
8856 * passes.c (init_optimization_passes): Add SRA
8858 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8860 * tracer.c (rest_of_handle_tracer): We already cleaned
8861 up the CFG in tracer() so don't do it here again.
8862 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8863 cleanup_cfg here, either. And don't call renumber_insns.
8865 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8866 and BB_HEAD are in the insn stream here. Instead make sure
8867 that BB_INSN is valid on all insns. Also, do check here that
8868 there are no pending branch predictions...
8869 (rtl_verify_flow_info): ...instead of doing it here. Checks
8870 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8873 2007-01-26 Roger Sayle <roger@eyesopen.com>
8875 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8876 function to simplify/factorize operand order canonicalization.
8877 (ix86_fixup_binary_operands): Reorganize using the above function.
8878 (ix86_binary_operator_ok): Likewise.
8880 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8882 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8883 file scope from optimize_attrs.
8884 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8886 (optimize_attrs): Clear insn_code_values after freeing it.
8888 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8890 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8891 a parts.base assignment.
8893 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8895 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8896 (compute_subscript_distance, initialize_data_dependence_relation,
8897 finalize_ddr_dependent, analyze_ziv_subscript,
8898 analyze_siv_subscript_cst_affine,
8899 compute_overlap_steps_for_affine_univar,
8900 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8901 analyze_siv_subscript, analyze_miv_subscript,
8902 analyze_overlapping_iterations, subscript_dependence_tester_1,
8903 compute_self_dependence, free_dependence_relation): Work
8904 with affine_fn instead of chrecs.
8905 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8906 common_affine_function, affine_function_base,
8907 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8908 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8909 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8910 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8911 (all_chrecs_equal_p): Removed.
8912 * tree-data-ref.h (affine_fn, conflict_function): New types.
8913 (struct subscript): Change type of conflicting_iterations_in_a
8914 and conflicting_iterations_in_b.
8916 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8919 * config/pa/pa.h (TARGET_HPUX_11): New.
8920 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8921 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8923 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8924 Richard Guenther <rguenther@suse.de>
8926 * tree-ssa-structalias.c (solve_graph): Handle case
8927 we merged the variable to another.
8929 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8931 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8934 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8935 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8937 2007-01-25 DJ Delorie <dj@redhat.com>
8939 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8940 allow changes to modes which don't fit in those registers.
8942 * reload1.c (choose_reload_regs): Check for invalid subregs before
8943 computing their locations, not after.
8945 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8948 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8949 save Altivec registers in an eh_return function.
8950 (compute_vrsave_mask): Likewise.
8951 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8952 for saving Altivec registers.
8953 (rs6000_emit_prologue): Don't allocate stack twice in
8954 eh_return function. Correct expected value of altivec_save_offset
8955 when using save_world. Describe save of R0 to stack when using
8956 save_world. Describe stack pointer adjustment when using
8957 save_world. Remove duplicated eh_return parameter register saving.
8958 Update sp_offset variable after save_world.
8959 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8961 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8962 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8965 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8967 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8969 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8972 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8973 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8975 2007-01-25 Richard Guenther <rguenther@suse.de>
8977 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8978 * common.opt (-Wcoverage-mismatch): New warning option.
8979 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8980 if -Wcoverage-mismatch is given.
8982 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8984 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8985 (ipcp_driver): Change to static definition.
8986 Add dumping of the ifunctions.
8987 (constant_val_insert): Remove unused parameter. Support for SSA.
8988 (ipcp_propagate_const): Support for SSA.
8989 (ipcp_profile_bb_print): Print only analyzed nodes.
8990 (ipcp_replace_map_create): Remove support for Fortran constant
8992 * ipa-prop.c (ipa_method_modify_stmt,
8993 ipa_callsite_compute_param): Support for SSA.
8994 * ipa-prop.h (ipcp_driver): Remove declaration.
8995 (IS_VALID_TREE_MAP_INDEX): Add define.
8997 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8999 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9001 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9004 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9005 constant argument to cabs and do it without checking for
9006 -funsafe-math-optimizations.
9008 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9010 * c-common.h (RID_FIRST_CXX0X): New.
9011 (RID_LAST_CXX0X): New.
9012 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9014 * c.opt (Wc++0x-compat): New.
9015 * doc/invoke.texi (-Wc++0x-compat): Document.
9017 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9019 * builtins.c (fold_builtin_carg): New.
9020 (fold_builtin_1): Use it.
9022 2007-01-24 Jan Hubicka <jh@suse.cz>
9024 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9026 * ipa-inline.c (initial_insns, max_insns): Delete.
9027 (compute_max_insns): New function.
9028 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9029 of insns as base for code growth.
9030 (cgraph_decide_inlining): Make initial_insns local; do not compute
9032 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9033 * doc/invoke.texi (inline-unit-growth): Update docs.
9035 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9037 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9038 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9039 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9040 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9041 for CPUs that have PTA_CX16 set.
9044 * gimplify.c (omp_check_private): New function.
9045 (gimplify_scan_omp_clauses): Use it for
9046 firstprivate/lastprivate/reduction.
9049 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9050 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9053 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9054 If lower_lastprivate_clauses emits some statements, append them
9055 to dlist rather than body_p and to body_p append an initializer.
9056 (lower_omp_for): Adjust caller.
9058 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9060 * target.h (globalize_decl_name): New.
9061 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9062 * output.h (default_globalize_decl_name): New.
9063 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9065 (globalize_decl): Ditto.
9066 (default_globalize_decl_name): New.
9067 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9068 (ia64_handle_version_id_attribute): New.
9069 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9070 (ia64_asm_output_external): Use globalize_decl_name instead
9072 * doc/extend.texi (version_id): New pragma.
9073 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9075 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9077 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9078 _uleb128_t and _Unwind_SWord with _sleb128_t.
9079 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9080 uw_frame_state_for, uw_update_context_1): Likewise.
9081 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9082 * unwind-pe.h (read_uleb128, read_sleb128,
9083 read_encoded_value_with_base): Likewise.
9084 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9086 2007-01-24 Richard Guenther <rguenther@suse.de>
9088 * builtins.c (expand_builtin_cexpi): Get the fndecl
9089 for cexp in the correct way.
9091 2007-01-24 Jan Hubicka <jh@suse.cz>
9093 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9095 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9097 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9098 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9099 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9100 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9101 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9102 __SIZEOF_PTRDIFF_T__.
9103 * doc/cpp.texi: Documentation for the new builtin macros added.
9105 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9107 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9108 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9109 instead of operands[2] to avoid access past the end of array.
9111 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9113 * reload1.c (emit_reload_insns): Pass the reload register
9114 for a non-spill output reload through forget_old_reloads_1.
9116 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9118 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9119 _SOFT_DOUBLE if doubles use software floating-point.
9120 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9121 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9122 * config/rs6000/darwin-ldouble.c: Also compile functions for
9123 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9124 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9125 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9126 commented-out long double override.
9127 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9128 * config/rs6000/eabispe.h: Likewise.
9129 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9130 long double for non-SPE.
9131 (rs6000_handle_option): Likewise.
9132 (invalid_e500_subreg): Disallow more subregs involding DImode,
9133 DFmode, TImode or TFmode.
9134 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9136 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9138 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9139 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9141 (rs6000_legitimate_address): Also check for TFmode for E500
9143 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9144 (spe_build_register_parallel): Handle TFmode and TCmode.
9145 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9147 (function_arg): Handle TFmode and TCmode for E500 double.
9148 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9150 (print_operand): Handle TFmode and TImode for %y.
9151 (rs6000_generate_compare): Handle TFmode comparisons for E500
9153 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9154 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9155 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9156 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9157 TFmode for E500 double.
9158 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9159 (floatsidf2): Enable for E500 double.
9160 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9161 (extenddftf2): Change to extenddftf2_fprs.
9162 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9163 depending on TARGET_E500_DOUBLE.
9164 (extendsftf2): Enable for E500 double.
9165 (trunctfdf2): Enable for E500 double.
9166 (trunctfsf2): Change to trunctfsf2_fprs.
9167 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9168 depending on TARGET_E500_DOUBLE.
9169 (floatsitf2): Enable for E500 double.
9170 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9171 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9172 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9173 (negtf2): Change to negtf2_internal.
9174 (negtf2): New expander.
9175 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9176 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9177 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9178 (movdi_internal32): Use rs6000_nonimmediate_operand.
9179 (unnamed splitter): Likewise.
9180 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9181 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9182 (SPE64TF, DITI): New mode macros.
9183 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9186 (frob_<mode>_di_2): New.
9187 (frob_tf_di_8_2): New.
9188 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9190 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9192 (frob_ti_<mode>_8_2): New.
9193 (frob_ti_tf_2): New.
9194 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9195 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9197 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9198 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9199 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9200 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9201 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9202 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9205 2007-01-23 Ian Lance Taylor <iant@google.com>
9207 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9209 (OBJS-archive): Reformat, alphabetize.
9210 (OBJS): Change out_object_file to OBJS-md.
9212 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9215 JUMP_P and CALL_P predicates where applicable.
9216 * config/i386/i386.c: Ditto.
9217 * config/i386/i386.md: Ditto.
9218 * config/i386/mmx.md: Ditto.
9219 * config/i386/predicates.md: Ditto.
9221 2007-01-22 Andreas Schwab <schwab@suse.de>
9223 * config/m68k/m68k.h: Fix comment.
9225 2007-01-22 Jan Hubicka <jh@suse.cz>
9227 * passes.c (init_optimization_passes): Do not rerun
9228 pass_early_warn_uninitialized.
9230 2007-01-22 Richard Guenther <rguenther@suse.de>
9232 PR tree-optimization/30038
9233 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9235 (execute_cse_sincos_1): Likewise.
9236 (execute_cse_sincos): Likewise.
9237 (gate_cse_sincos): Likewise.
9238 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9239 the cexpi() canonicalization of sincos().
9240 * tree-pass.h (pass_cse_sincos): Declare.
9241 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9243 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9245 PR rtl-optimization/29329
9246 * combine.c (replaced_rhs_insn): Rename to i2mod.
9247 (replaced_rhs_value): Rename to i2mod_new_rhs.
9248 (i2mod_old_rhs): New global variable.
9249 (combine_instructions): Adjust for above change. Save a copy of
9250 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9251 note are substituted in the second instruction.
9252 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9253 ditch the note if it pertains to the second eliminated register
9254 and this register is mentioned in i2mod_old_rhs.
9257 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9259 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9260 the insn to which the note was originally attached.
9262 2007-01-21 Jan Hubicka <jh@suse.cz>
9264 * ipa-inline.c (inlining_mode): Comment, move up.
9265 (cgraph_decide_inlining_incrementally): Do not perform inlining
9266 itself; fix handling of flattening of self recursive functions.
9267 (cgraph_find_cycles): Remove.
9268 (cgraph_flatten_node): Remove.
9269 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9270 (try_inline): New function.
9271 (cgraph_early_inlining): Update call of
9272 cgraph_decide_inlining_incrementally. Apply inlining here.
9273 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9275 2007-01-21 Dirk Mueller <dmueller@suse.de>
9278 * tree-vrp.c (check_array_bounds): do not warn
9279 about ADDR_EXPR's of ARRAY_REF's which are immediately
9280 used in binary expressions.
9282 2007-01-21 Ira Rosen <irar@il.ibm.com>
9284 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9285 read_write_dep and macros for its access.
9286 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9287 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9288 argument, call vect_check_interleaving for every independent pair of
9289 data-refs. Mark loads that access the same memory location as a store
9291 (vect_check_dependences): Remove.
9292 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9293 call, fix the call to vect_analyze_data_ref_dependence.
9294 (vect_analyze_data_ref_access): For statements that access the same
9295 data-ref, check that they are not stores; for loads, check that there
9296 is no store that access the same location.
9298 2007-01-20 Roger Sayle <roger@eyesopen.com>
9299 Joseph Myers <joseph@codesourcery.com>
9301 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9302 (-fdump-rtl-stack): Likewise.
9303 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9304 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9305 (-mpt-fixed): Use @minus{} for minus sign.
9306 (Using Precompiled Headers): Fix under/overfull hbox.
9308 2007-01-20 Jan Hubicka <jh@suse.cz>
9310 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9311 place within annotation.
9313 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9315 * pa.c (output_move_double): Change array size of xoperands to 4.
9317 2007-01-20 Jan Hubicka <jh@suse.cz>
9319 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9322 2007-01-19 Ian Lance Taylor <iant@google.com>
9324 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9325 constant to unsigned HOST_WIDE_INT before negating.
9327 2007-01-19 Ian Lance Taylor <iant@google.com>
9329 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9331 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9332 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9333 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9334 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9335 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9336 (realloc_vdef, realloc_vuse): Change second parameter to
9338 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9340 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9341 unsigned. Change x and lim locals to unsigned.
9342 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9344 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9345 (copy_virtual_operands): Change i and n locals to unsigned.
9347 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9350 * builtins.c (fold_builtin_1): Handle builtin fdim.
9352 2007-01-20 Jan Hubicka <jh@suse.cz>
9354 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9355 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9356 init_alias_heapvars.
9357 (init_alias_heapvars): Initialize only when not already initialized.
9358 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9360 2007-01-19 Roger Sayle <roger@eyesopen.com>
9362 * common.opt (fsigned-zeros): New command line option.
9363 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9364 of flag_unsafe_math_optimizations.
9365 * opts.c (set_fast_math_flags): The -ffast-math command line option
9366 implies -fno-signed-zeros.
9367 (fast_math_flags_set_p): Likewise.
9369 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9370 the documentation of -ffast-math appropriately. Wrap long lines.
9372 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9374 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9375 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9377 2007-01-19 Tomas Bily <tbily@suse.cz>
9379 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9381 (tree_init_ic_make_global_vars): New function
9382 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9383 (tree_gen_ic_profiler): New function
9384 (tree_gen_ic_func_profiler): New function
9385 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9386 (tree_profile_hooks): Added hook for indirec/virtual calls
9387 * value-prof.c (tree_find_values_to_profile): New case for
9389 (tree_values_to_profile): Call for determining indirect/virtual
9391 (tree_indirect_call_to_profile): New function
9392 (tree_ic_transform): New function
9393 (tree_ic): New function
9394 (find_func_by_pid): New function
9395 (init_pid_map): New function
9396 (tree_value_profile_transformations): Added check for
9397 indirect/virtual call transformation
9398 * value-prof.h (enum hist_type): New counter type for
9399 indirect/virtual calls
9400 (profile_hooks): Added new hook for profiling indirect/virtual
9402 * profile.c (instrument_values): New case for indirect/virtual
9404 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9405 (GCOV_COUNTER_V_INDIR): New counter type
9406 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9407 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9409 * cgraph.c: Definition of cgraph_max_pid
9410 (cgraph_create_node): Default init of pid attribute
9411 * cgraph.h: Declaration of cgraph_max_pid
9412 (struct cgraph_node): Added pid attribute
9413 * libgcov.c (__gcov_indirect_call_profiler): New function
9414 (__gcov_one_value_profiler_body): New function
9415 (__gcov_one_value_profiler): Body was moved to
9416 __gcov_one_value_profiler_body and calls it
9418 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9420 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9421 * gengtype.c (write_types_data, write_func_for_structure,
9422 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9423 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9424 (walk_type, write_func_for_structure): Generate the mark_hook if
9427 2007-01-19 Jan Hubicka <jh@suse.cz>
9429 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9430 'early' argument take inlining mode argument specifying whether to
9431 inline for size/speeed or all functions; add support for flattening;
9433 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9435 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9438 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9439 the name of the declared identifier.
9441 2007-01-19 Dirk Mueller <dmueller@suse.de>
9443 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9444 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9445 duplicate evaluation.
9447 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9449 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9450 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9451 to XFMode, use acosxf2 and truncate result to requested mode.
9452 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9453 (asin<mode>2): Similarly, with asin expanders.
9454 (*fscalexf4_i387): Rename from *fscalexf4.
9455 (expNcorexf3): New expander.
9456 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9457 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9458 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9459 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9460 patterns for SSE math.
9461 (exp10<mode>2): Similarly, with exp10 expanders.
9462 (exp2<mode>2): Similarly, with exp2 expanders.
9463 (expm1<mode>2): Similarly, with expm1 expanders.
9464 (ldexp<mode>3): Similarly, with ldexp expanders.
9465 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9466 Use gen_truncxf<mode>2_i387_noop to truncate result.
9468 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9470 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9471 for ColdFire targets.
9473 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9474 Richard Sandiford <richard@codesourcery.com>
9476 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9477 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9478 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9479 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9480 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9481 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9485 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9486 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9487 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9488 (*adddi_dilshr32_cf): New pattern.
9489 (adddi3, subdi3): Remove first alternatives.
9491 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9493 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9494 implemented using move.l, do not use its cc result for floating-point
9497 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9499 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9500 from accepting 's' constraints if flag_pic.
9502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9504 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9505 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9506 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9507 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9509 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9511 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9512 ColdFire alternatives.
9513 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9514 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9515 architectures that support ff1 instruction.
9517 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9518 Julian Brown <julian@codesourcery.com>
9520 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9521 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9522 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9525 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9527 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9529 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9530 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9531 HOST_WIDE_INT instead of an rtx.
9532 (m68k_rtx_costs): Update call accordingly.
9533 (output_move_const_into_data_reg): Likewise. Fix formatting.
9534 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9536 (output_move_simode_const): Update calls after above changes.
9537 Rework to use automatic variables and predicates like MEM_P.
9538 * config/m68k/m68k.md (pushexthisi_const): Update call to
9541 2007-01-19 Dirk Mueller <dmueller@suse.de>
9543 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9546 2007-01-19 Richard Guenther <rguenther@suse.de>
9548 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9549 via cexp in case sincos is not available.
9551 2007-01-19 Richard Guenther <rguenther@suse.de>
9553 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9554 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9555 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9556 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9557 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9558 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9559 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9560 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9562 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9564 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9566 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9567 (atan2xf3): Directly generate RTL pattern.
9568 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9569 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9570 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9571 disable patterns for SSE math.
9572 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9573 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9574 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9575 disable patterns for SSE math.
9577 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9579 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9581 2007-01-18 Roger Sayle <roger@eyesopen.com>
9583 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9584 VIEW_CONVERT_EXPR to the same type as it's operand.
9586 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9588 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9589 configured for long double 128.
9591 2007-01-18 Mike Stump <mrs@apple.com>
9593 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9596 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9598 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9601 2007-01-18 Jan Hubicka <jh@suse.cz>
9603 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9604 greater than NUM_VOP_FREE_BUCKETS.
9606 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9608 * tree-ssa-structalias.c: Update comments.
9609 (ptabitmap_obstack): Removed.
9611 (oldpta_obstack): Ditto.
9612 (stats): Add a few members.
9613 (struct variable_info): Remove node, complex, address_taken, and
9614 indirect_target members. Add oldsolution member.
9615 (new_var_info): Do not initialize removed members.
9616 (constraint_expr_type): Remove INCLUDES.
9617 (constraint_graph): Add size, implicit_preds, rep,
9618 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9619 (FIRST_REF_NODE): New macro.
9620 (LAST_REF_NODE): Ditto.
9621 (FIRST_ADDR_NODE): Ditto.
9622 (find): New function.
9624 (dump_constraint): Do not handle INCLUDES.
9625 (insert_into_complex): Do not insert duplicate constraints.
9626 (condense_varmap_nodes): Renamed and rewritten into ...
9627 (merge_node_constraints): This. Also fix bug in handling of
9628 offseted copy constraints.
9629 (clear_edges_for_node): No longer need to deal with preds at all,
9630 or removing associated preds/succs.
9631 (merge_graph_nodes): Deal with indirect_cycles.
9632 Don't deal with predecessors.
9633 (add_implicit_graph_edge): New function.
9634 (add_pred_graph_edge): Ditto.
9635 (add_graph_edge): Don't deal with predecessors.
9636 (build_constraint_graph): Removed.
9637 (build_pred_graph): New function.
9638 (build_succ_graph): Ditto.
9639 (struct scc_info): Removed in_component. Added roots, dfs, and
9640 node_mapping. Remove visited_index, unification_queue.
9641 (scc_visit): Deal with union-find we do now.
9642 Deal with cycles with REF nodes.
9643 (collapse_nodes): Renamed and rewritten to ...
9644 (unify_nodes): This.
9645 (process_unification_queue): Removed.
9646 (topo_visit): Cleanup
9647 (do_da_constraint): Use find.
9648 (do_sd_constraint): Ditto.
9649 (do_ds_constraint): Ditto.
9650 (do_complex_constraint): Ditto.
9651 (init_scc_info): Update for removed and added members.
9652 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9653 (find_indirect_cycles): This.
9654 (equivalence_class): New variable.
9655 (label_visit): New function.
9656 (perform_variable_substitution): Rewritten.
9657 (free_var_substitution_info): New function.
9658 (find_equivalent_node): Ditto.
9659 (move_complex_constraints): Ditto.
9660 (eliminate_indirect_cycles): Ditto.
9661 (solve_graph): Only propagate changed bits.
9662 Use indirect cycle elimination.
9664 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9665 (tree_id_eq): Renamed to ...
9666 (tree_vi_eq): This. Update for member change
9667 (insert_id_for_tree): Renamed and rewritten to ...
9668 (insert_vi_for_tree): This.
9669 (lookup_id_for_tree): Renamed and rewritten to ...
9670 (lookup_vi_for_tree): This.
9671 (get_id_for_tree): Renamed and rewritten to ...
9672 (get_vi_for_tree): Ditto.
9673 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9674 (process_constraint): Don't handle INCLUDES.
9675 Remove special ADDRESSOF case.
9676 (find_func_aliases): Rewrite to use vi functions instead of id
9678 (create_function_info_for): Ditto.
9679 (create_variable_info_for): Ditto.
9680 (intra_create_variable_infos): Ditto.
9681 (merge_smts_into): Ditto.
9682 (find_what_p_points_to): Ditto.
9683 (init_base_vars): Ditto.
9684 (init_alias_vars): Ditto.
9685 (remove_preds_and_fake_succs): New function.
9686 (dump_sa_points_to_info): Dump new stats.
9687 (dump_solution_for_var): Use find.
9688 (set_used_smts): Fix formatting.
9689 (compute_points_to_sets): Updated for new functions.
9690 (ipa_pta_execute): Ditto.
9692 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9693 Richard Sandiford <richard@codesourcery.com>
9695 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9697 * calls.c (expand_call): If the return value is a PARALLEL,
9698 extract its first member.
9699 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9700 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9701 use FUNCTION_EXTRA_EPILOGUE.
9702 (m68k_function_value): Return a PARALLEL if the return value
9703 is of a pointer type.
9704 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9705 (FUNCTION_EXTRA_EPILOGUE): Remove.
9706 * config/m68k/m68k.md (D0_REG): New constant.
9708 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9710 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9711 output a NOP for empty epilogues.
9713 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9715 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9716 before function. Extend register save check to include all
9717 registers, not just integer ones.
9719 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9721 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9722 (m68k_use_return_insn): ...this.
9723 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9724 * config/m68k/m68k.c (use_return_insn): Rename to...
9725 (m68k_use_return_insn): ...this.
9726 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9729 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9731 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9732 nearest even, fix denormal rounding overflow.
9734 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9736 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9737 f%$smove and f%$move.
9738 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9739 (extendsfdf2_cf): Use fdmove instead of f%&move.
9740 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9741 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9743 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9745 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9750 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9751 (coldfire_single_format): Declare.
9752 (coldfire_double_format): Likewise.
9753 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9754 of qnan_msb_set to determine the lower bits of a canonical
9756 (encode_ieee_double): Likewise.
9757 (encode_ieee_quad): Likewise.
9758 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9759 (mips_single_format): Likewise.
9760 (ieee_double_format): Likewise.
9761 (mips_double_format): Likewise.
9762 (ieee_extended_motorola_format): Likewise.
9763 (ieee_extended_intel_96_format): Likewise.
9764 (ieee_extended_intel_128_format): Likewise.
9765 (ieee_extended_intel_96_round_53_format): Likewise.
9766 (ibm_extended_format): Likewise.
9767 (mips_extended_format): Likewise.
9768 (ieee_quad_format): Likewise.
9769 (mips_quad_format): Likewise.
9770 (vax_f_format): Likewise.
9771 (vax_d_format): Likewise.
9772 (vax_g_format): Likewise.
9773 (i370_single_format): Likewise.
9774 (i370_double_format): Likewise.
9775 (decimal_single_format): Likewise.
9776 (decimal_double_format): Likewise.
9777 (decimal_quad_format): Likewise.
9778 (c4x_single_format): Likewise.
9779 (c4x_extended_format): Likewise.
9780 (real_internal_format): Likewise.
9781 (coldfire_single_format): New real_format.
9782 (coldfire_double_format): Likewise.
9783 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9784 canonical_nan_lsbs_set.
9785 (pdp11_d_format): Likewise.
9786 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9787 if TARGET_COLDFIRE_CPU.
9789 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9791 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9792 (output_call, m68k_legitimize_call_address): Declare.
9793 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9794 parenthesees. Add support for a 'W' constraint.
9795 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9796 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9797 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9798 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9800 (override_options): Initialize them. Do not set flag_no_function_cse
9801 for TARGET_ID_SHARED_LIBRARY.
9802 (m68k_output_pic_call): Delete.
9803 (m68k_legitimize_call_address): New function.
9804 (print_operand): Remove the %o prefix. Handle the %p prefix.
9805 (output_call): New function.
9806 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9807 target address from the GOT if symbolic jumps are not allowed.
9808 * config/m68k/m68k.md (call, general_operand): Do not set
9809 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9810 Merge separate flag_pic and !flag_pic define_insns into...
9811 (*call, *call_value): ...these new patterns. Match the address
9812 rather than the containing MEM and require it to be a call_operand.
9813 Use output_call to generate the asm template.
9814 * config/m68k/predicates.md (const_call_operand): New predicate.
9815 (call_operand): Likewise.
9817 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9819 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9820 (STACK_GROWS_DOWNWARD): Define to 1.
9821 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9822 comments, emphasizing that these values are only defaults.
9823 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9824 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9826 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9828 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9830 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9831 Richard Sandiford <richard@codesourcery.com>
9833 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9834 (FP_REGNO_P): New macros.
9835 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9836 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9837 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9838 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9840 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9842 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9843 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9845 * config/m68k/t-floatlib: New file, extracting common code from...
9846 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9847 * config/m68k/t-uclinux: Here.
9848 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9849 routines on ColdFire targets.
9851 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9853 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9854 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9855 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9856 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9857 explicitly set MOTOROLA to 1.
9858 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9860 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9861 Nathan Sidwell <nathan@codesourcery.com>
9863 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9864 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9865 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9866 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9867 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9868 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9869 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9870 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9871 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9872 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9873 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9874 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9875 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9876 (DBX_REGISTER_NUMBER): Delete.
9877 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9878 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9879 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9881 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9883 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9884 * config/flat.h: New file.
9885 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9887 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9888 indirect references for -msep-data or -mid-shared-library.
9889 Do not use PC-relative code addresses either.
9890 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9892 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9893 for shared libraries and crt1.o for executables. Use crti.o and
9895 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9896 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9897 Do not add -elf2flt or -shared-lib-id options here.
9898 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9899 Pass -shared-lib-id if -mid-shared-library, taking the library
9900 identifier from -mshared-library-id if given, otherwise
9902 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9903 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9904 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9905 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9906 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9907 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9909 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9910 jump sequence for ISA A and ISA A+.
9911 (PICJUMP): Likewise.
9913 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9915 * config.gcc (m68k-*-uclinux*): Base the port on the common
9916 and m68k GNU/Linux files rather than on the generic ELF ones.
9917 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9918 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9920 2007-01-18 Julian Brown <julian@codesourcery.com>
9921 Richard Sandiford <richard@codesourcery.com>
9923 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9924 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9925 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9927 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9929 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9931 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9933 * doc/install.texi: Document m68k-uclinuxoldabi.
9934 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9935 * config/m68k/uclinux-oldabi.h: New file, copied from
9936 config/m68k/uclinux.h.
9938 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9940 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9941 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9942 (m32r_compute_frame_size): Use unsigned for regno.
9943 (m32r_reload_lr): Use gen_frame_mem.
9945 (m32r_output_function_epilogue): Don't output the function epilogue
9947 (m32r_expand_epilogue): New.
9948 (direct_return): Return false if the function has the interrupt
9950 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9951 * config/m32r/m32r.md (epilogue): New expander.
9952 (return_lr, return_rte): New insns.
9953 (return): Make it expander.
9954 (return_normal): New expander.
9956 2007-01-18 Josh Conner <jconner@apple.com>
9959 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9960 support for UNLE, UNLT, UNGE, and UNGT.
9962 2007-01-18 Jan Hubicka <jh@suse.cz>
9964 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9965 * tree-tailcall (add_virtual_phis): Likewise.
9966 (optimize_tail_call): Return TODOs.
9967 (execute_tail_calls): Return TODOs.
9968 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9969 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9971 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9972 Cleanup cfg using TODO.
9973 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9974 * passes.c (execute_function_todo): When cleanup did something, remove
9976 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9977 (make_edges): Don't cleanup_cfg.
9979 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9981 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9982 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9983 operate on the top of stack.
9984 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9985 register handling of instructions that output to the second
9987 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9988 (move_for_stack_reg): Special-case check for dead destination
9989 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9991 * config/i386/i386.md (UNSPEC_TAN): New constant.
9992 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9993 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9994 to correctly model move of constant 1.0 to top stack slot.
9995 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9996 (unnamed peephole2 pattern): Remove corresponding peephole2
9997 pattern that optimizes tan insn and loading of constant 1.0.
9998 (tanxf2): Use fptanxf4_i387.
9999 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10000 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10001 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10002 disable patterns for SSE math.
10003 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10004 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10006 2007-01-18 Dirk Mueller <dmueller@suse.de>
10007 Richard Guenther <rguenther@suse.de>
10010 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10011 * common.opt (Warray-bounds): Add new warning option.
10012 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10014 * Makefile.in: make tree-vrp.o depend on toplev.h
10015 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10017 (check_array_refs, check_array_bounds, check_array_ref): New.
10019 2007-01-18 Jan Hubicka <jh@suse.cz>
10021 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10022 (execute_ssa_ccp): Return flags conditionally.
10023 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10025 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10027 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10029 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10030 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10032 * Makefile.c (GTFILES): Add cfglayout.h.
10033 * gengtype.c (open_base_files): Likewise.
10034 * cfglayout.c (cfg_layout_function_footer,
10035 cfg_layout_function_header) Reindent to make gengtype happy.
10036 * cfglayout.h (cfg_layout_function_footer,
10037 cfg_layout_function_header): Add GTY(()) marker.
10039 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10041 2007-01-18 Ben Elliston <bje@au.ibm.com>
10043 * genautomata.c (write_automata): Include xstrerror output in the
10044 error message if writing the DFA description file fails.
10046 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10048 * config/mips/mips-protos.h (mips_output_external): Make it
10050 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10051 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10052 (extern_list): Likewise.
10053 (extern_head): Likewise.
10054 (TARGET_ASM_FILE_END): Likewise.
10055 (mips_file_end): Likewise.
10056 (mips_output_external): Rewritten.
10058 2007-01-18 Ben Elliston <bje@au.ibm.com>
10060 * genpreds.c (write_insn_preds_c): Only write out the function
10061 body for regclass_for_constraint if we have register constraints.
10063 2007-01-17 Tom Tromey <tromey@redhat.com>
10065 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10066 * doc/install.texi (Testing): Use sourceware.org.
10067 (Binaries): Likewise.
10068 (Specific): Likewise.
10069 * doc/contrib.texi (Contributors): Use sourceware.org.
10071 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10073 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10074 (AVR_ENHANCED): Rename to ...
10075 (AVR_HAVE_MUL): ... new.
10076 (avr_enhanced_p): Rename to ...
10077 (avr_have_mul_p): ... new.
10078 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10079 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10080 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10081 (avr_have_mul_p): ... new.
10082 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10083 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10084 'avr_enhanced_p' and 'enhanced'.
10085 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10086 AVR_HAVE_MUL instead of AVR_ENHANCED.
10087 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10088 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10089 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10090 instead of AVR_ENHANCED.
10091 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10092 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10093 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10095 2007-01-17 Ian Lance Taylor <iant@google.com>
10097 * vec.h (VEC_reserve_exact): Define.
10098 (vec_gc_p_reserve_exact): Declare.
10099 (vec_gc_o_reserve_exact): Declare.
10100 (vec_heap_p_reserve_exact): Declare.
10101 (vec_heap_o_reserve_exact): Declare.
10102 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10104 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10105 negative parameter.
10106 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10107 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10108 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10109 * vec.c (calculate_allocation): Add exact parameter. Change all
10111 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10112 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10113 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10114 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10115 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10116 (vec_heap_p_reserve_exact): New function.
10117 (vec_heap_o_reserve_exact): New function.
10119 2007-01-17 Jan Hubicka <jh@suse.cz>
10121 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10123 2007-01-17 Eric Christopher <echristo@apple.com>
10125 * config.gcc: Support core2 processor.
10127 2007-01-16 Jan Hubicka <jh@suse.cz>
10129 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10130 the names, just unlink the chain so we don't crash on dangling pointers
10133 2007-01-16 Jan Hubicka <jh@suse.cz>
10135 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10136 * tree-pass.h: Reorder to make IPA passes appear toegher.
10137 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10138 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10139 parameters, do not call early inliner.
10140 * ipa-inline.c: Update comments. Include tree-flow.h
10141 (cgraph_decide_inlining): Do not compute inlining parameters.
10142 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10143 be called with function context set up.
10144 (pass_ipa_inline): Remove unreachable functions before pass.
10145 (cgraph_early_inlining): Simplify assuming to be called from the
10147 (pass_early_inline): New pass.
10148 (cgraph_gate_ipa_early_inlining): New gate.
10149 (pass_ipa_early_inline): Turn into simple wrapper.
10150 (compute_inline_parameters): New function.
10151 (gate_inline_passes): New gate.
10152 (pass_inline_parameters): New pass.
10153 (apply_inline): Move here from tree-optimize.c
10154 (pass_apply_inline): New pass.
10155 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10157 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10158 doing them by hand.
10159 (tree_function_versioning): Do not allocate dummy struct function.
10160 * tree-inline.h (optimize_inline_calls): Update prototype.
10161 * tree-optimize.c (execute_fixup_cfg): Export.
10162 (pass_fixup_cfg): Remove
10163 (tree_rest_of_compilation): Do not apply inlines.
10164 * tree-flow.h (execute_fixup_cfg): Declare.
10165 * Makefile.in (gt-passes.c): New.
10166 * passes.c: Include gt-passes.h
10167 (init_optimization_passes): New passes.
10168 (nnodes, order): New static vars.
10169 (do_per_function_toporder): New function.
10170 (execute_one_pass): Dump current pass here.
10171 (execute_ipa_pass_list): Don't dump current pass here.
10173 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10175 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10176 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10178 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10180 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10181 (strong_alias): Define.
10182 (__gcc_qmul): Provide non-FMA for soft-float.
10183 (__gcc_qdiv): Same.
10188 (__gcc_qunord): New.
10198 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10199 soft-float functions.
10200 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10201 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10202 about long double soft float.
10204 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10205 Tehila Meyzels <tehila@il.ibm.com>
10207 * tree-vectorizer.h (is_pattern_stmt_p): New.
10208 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10209 formatting (tabs instead of spaces). Cleanup and clarify setting
10210 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10211 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10212 (vectorizable_type_demotion): Check that types are integral.
10213 (vectorizable_type_promotion): Likewise.
10214 (vectorizable_store): Fix typo. Eliminate new-line at end of
10217 2007-01-16 Jan Hubicka <jh@suse.cz>
10219 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10222 2007-01-15 Eric Christopher <echristo@apple.com>
10224 * ifcvt.c: Include vec.h, vecprim.h.
10225 (check_cond_move_block): New argument regs.
10226 Reorganize. Add registers used to regs.
10227 (cond_move_process_if_block): Use regs set above as
10230 2007-01-15 Eric Christopher <echristo@apple.com>
10232 * config/darwin.h: Update copyright.
10233 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10234 (LINK_COMMAND_SPEC): Add -u.
10235 (LINK_SPEC): Fix umbrella for above.
10237 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10239 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10242 2007-01-15 Tom Tromey <tromey@redhat.com>
10244 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10245 * doc/install.texi (Testing): Don't mention jacks.
10246 (Configuration): Document --enable-java-maintainer-mode. Move
10247 --with-java-home to libgcj-specific section. Document
10249 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10251 2007-01-15 Jan Hubicka <jh@suse.cz>
10253 * tree-ssa-dce.c (DCE_TODOs): New.
10254 (propagate_necessity): Return if something changed.
10255 (eliminate_unnecessary_stmts): Likewise.
10256 (perform_tree_ssa_dce): Return TODO flags when needed.
10257 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10259 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10261 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10262 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10263 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10264 patterns using X87MODEF12 mode macro. Extend operand 1
10265 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10266 (log10<mode>2): Ditto.
10267 (log2<mode>2): Ditto.
10268 (log1p<mode>2): Ditto.
10269 (logb<mode>2): Ditto.
10270 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10271 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10272 (*fxtractxf3_i387): Rename from *fxtractxf3.
10273 (fxtract_extend<mode>xf3_i387): New insn pattern.
10274 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10275 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10276 and gen_fyl2xxf3_i387().
10278 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10280 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10281 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10282 get_loop_exit_edges. Changed return type to bool.
10283 * cfgloop.h (fix_loop_placement): Declaration removed.
10285 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10287 * param.h (MIN_VECT_LOOP_BOUND): New.
10288 * params.def (MIN_VECT_LOOP_BOUND): New.
10289 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10290 argument - minimum threshold for number of iterations.
10291 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10292 argument to declaration.
10293 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10294 MIN_VECT_LOOP_BOUND.
10295 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10296 slpeel_tree_peel_loop_to_edge with additional argument.
10297 (vect_do_peeling_for_alignment): Likewise.
10298 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10300 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10304 operands of size 1.
10306 2007-01-14 Jan Hubicka <jh@suse.cz>
10308 * tree-dfa.c (remove_referenced_var): New function.
10309 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10310 prune referenced vars list too.
10311 * tree-flow.h (remove_referenced_var): Declare.
10313 2007-01-14 Jan Hubicka <jh@suse.cz>
10315 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10317 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10318 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10319 * except.h (verify_eh_throw_table_statements): Kill prototype.
10320 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10321 into call exrepssions.
10322 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10324 * tree-cfg.c: Include pointer-set.h.
10325 (verify_node_sharing): Work on pointer set.
10326 (verify_eh_throw_stmt_node): New.
10327 (verify_stmts): Use pointers sets, verify throw_stmt.
10329 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10331 * ipa-reference.c (analyze_function): Consider also addresses taken
10334 2007-01-12 Roger Sayle <roger@eyesopen.com>
10336 * c-typeck.c (null_pointer_constant_p): Replace use of
10337 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10338 (build_c_cast): Likewise.
10340 2007-01-12 Roger Sayle <roger@eyesopen.com>
10342 * tree.h (force_fit_type_double): Remove unused final argument.
10343 * c-common.c (constant_expression_warning): Replace use of
10344 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10345 (convert_and_check): Likewise.
10346 (shorten_compare): Update call to force_fit_type_double.
10347 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10348 * convert.c (convert_to_pointer): Update call to
10349 force_fit_type_double.
10350 * fold-const.c (force_fit_type_double): Remove overflowed_const
10352 (int_const_binop, fold_convert_const_int_from_int,
10353 fold_convert_const_int_from_real, fold_div_compare,
10354 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10355 fold_abs_const, fold_not_const): Remove the final argument from
10356 calls to force_fit_type_double.
10358 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10360 * configure.ac: Set insn to "nop" for spu-*-* also.
10361 * configure: Regenerate.
10363 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10365 * builtins.def : Add BUILT_IN_FREE.
10367 2007-01-12 Jan Hubicka <jh@suse.cz>
10369 PR tree-optimization/30443
10370 * tree-inline.c (tree_function_versioning): Do not optimize when
10371 cloning for inlining.
10373 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10375 * doc/loop.texi: Document recording of loop exits.
10376 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10377 (update_single_exits_after_duplication,
10378 update_single_exit_for_duplicated_loop,
10379 update_single_exit_for_duplicated_loops): Removed.
10380 (duplicate_loop_to_header_edge): Do not call
10381 update_single_exits_after_duplication and
10382 update_single_exit_for_duplicated_loops.
10383 (loop_version): Do not update single_exit information.
10384 (fix_loop_structure): Use record_loop_exits instead of
10385 mark_single_exit_loops.
10386 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10387 the lists of loop exits.
10388 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10389 split_edge, merge_blocks): Update the lists of loop exits.
10390 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10391 loop_optimizer_init.
10392 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10393 of mark_single_exit_loops.
10394 (loop_optimizer_finalize): Call release_recorded_exits.
10395 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10396 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10397 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10398 update single exit information.
10399 * lambda-code.c (perfect_nestify): Ditto.
10400 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10401 (mark_single_exit_loops): Removed.
10402 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10403 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10404 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10406 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10407 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10408 (verify_loop_structure): Verify consistency of the exit lists.
10409 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10410 (set_single_exit): Removed.
10411 * cfgloop.h (struct loop_exit): New function.
10412 (struct loop): single_exit_ field replaced by exits field.
10413 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10414 (struct loops): Added exits hash.
10415 (mark_single_exit_loops, set_single_exit): Declaration removed.
10416 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10420 * doc/invoke.texi: Avoid use of @headitem.
10422 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10424 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10426 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10428 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10431 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10432 Richard Sandiford <richard@codesourcery.com>
10434 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10435 * config/m68k/m68k.opt: Resort options.
10436 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10438 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10439 Richard Sandiford <richard@codesourcery.com>
10441 * doc/invoke.texi: Document the macros that are defined by
10442 m68k's -mtune and -mhard-float options.
10443 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10444 (m68k_cpp_cpu_family): Likewise.
10445 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10446 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10447 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10448 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10449 (m68k_cpp_cpu_family): Likewise.
10451 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10453 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10454 macros besides mc68000 as tuning macros. Use a switch statement
10455 to set them and mcpu32.
10457 2007-01-12 Julian Brown <julian@codesourcery.com>
10459 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10460 (TARGET_68040_ONLY): Rename to...
10461 (TARGET_68040): ...this.
10462 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10463 * config/m68k/m68k.md: Likewise.
10465 2007-01-12 Julian Brown <julian@codesourcery.com>
10466 Nathan Sidwell <nathan@codesourcery.com>
10467 Richard Sandiford <richard@codesourcery.com>
10469 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10470 the -mcpu= argument associated with the --with-cpu setting.
10471 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10472 if different from the one implied by the -mcpu setting.
10473 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10474 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10475 * doc/invoke.texi: Mention ColdFire in the introduction to the
10476 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10477 -mno-div and -mhard-float options. Make -m68881 a synonym for
10478 -mhard-float. Document the previously-undocumented -m5206e,
10479 -m528x, -m5307 and -m5407 options. Tweak the existing option
10480 documentation for consistency.
10481 * doc/install.texi: Mention new --with-cpu arguments.
10482 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10483 default CPU if neither -mcpu nor -march are specified.
10484 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10485 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10486 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10487 using m68k_tune to decide between families that implement the
10488 same ISA. Use m68k_tune to set __mcfv4e__.
10489 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10490 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10491 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10492 (FL_ISA_C, FL_ISA_MMU): New macros.
10493 (MASK_COLDFIRE): Delete.
10494 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10495 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10496 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10497 (TARGET_HARD_FLOAT): Do not define here.
10498 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10499 (TUNE_68000): New macro.
10500 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10501 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10502 (TUNE_CFV2): Redefine in terms of m68k_tune.
10503 (uarch_type, target_device, fpu_type): New enums.
10504 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10505 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10506 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10507 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10508 (FL_FOR_isa_c): New macros.
10509 (m68k_isa): New enum.
10510 (m68k_target_selection): New structure.
10511 (all_devices, all_isas, all_microarchs): New tables.
10512 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10513 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10514 (MASK_ALL_CPU_BITS): Delete.
10515 (m68k_find_selection): New function.
10516 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10517 Map the legacy target options to a combination of the new ones.
10518 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10519 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10520 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10522 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10523 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10525 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10526 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10527 * config/m68k/m68k-devices.def: New file.
10529 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10530 Nathan Sidwell <nathan@codesourcery.com>
10532 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10533 (SUBTARGET_EXTRA_SPECS): New macros.
10534 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10535 use %(asm_cpu_spec) instead.
10536 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10537 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10538 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10539 (EXTRA_SPECS): Rename to...
10540 (SUBTARGET_EXTRA_SPECS): ...this.
10542 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10543 Richard Sandiford <richard@codesourcery.com>
10544 Julian Brown <julian@codesourcery.com>
10546 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10547 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10548 to the configuration's default CPU.
10549 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10550 Remove default masks.
10551 (m680[012]0-*-*): Set the default with_cpu to the first part of
10553 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10554 (m68k*-*-linux): Extend the --with-cpu handling to...
10555 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10556 and m68010. Don't set target_cpu_default2.
10557 * doc/install.texi: Document --with-cpu for m68k.
10558 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10559 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10560 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10561 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10562 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10563 (ASM_SPEC): Remove use of %(asm_cpu_default).
10564 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10565 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10566 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10567 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10568 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10569 (TARGET_DEFAULT): Delete.
10570 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10571 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10572 (CPP_CPU_SPEC): Delete.
10573 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10574 the appropriate string.
10575 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10576 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10577 (ASM_SPEC): Don't use %(asm_default_spec).
10578 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10579 TARGET_DEFAULT and add MASK_68881.
10580 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10582 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10584 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10585 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10586 MASK_68010 alongside MASK_68020.
10587 * doc/invoke.texi: Document -m68010.
10588 * config/m68k/m68k.opt (m68010): New.
10589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10591 (TUNE_68010): New macro.
10592 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10593 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10594 (M68K_CPU_m68332): Add MASK_68010.
10595 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10596 fallback definition.
10597 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10599 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10600 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10601 to all entries that use MASK_68020.
10602 (output_move_simode_const, output_move_himode, output_move_qimode)
10603 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10604 instead of TARGET_68020 to select clr behavior. Remove comment
10605 about there being no TARGET_68010.
10606 * config/m68k/m68k.md: Likewise throughout.
10608 2007-01-12 Julian Brown <julian@codesourcery.com>
10610 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10611 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10612 * config/m68k/m68k.md: Likewise.
10614 2007-01-12 Julian Brown <julian@codesourcery.com>
10616 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10617 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10619 2007-01-12 Julian Brown <julian@codesourcery.com>
10621 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10622 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10623 * config/m68k/m68k.md: Likewise.
10625 2007-01-12 Julian Brown <julian@codesourcery.com>
10626 Richard Sandiford <richard@codesourcery.com>
10628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10629 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10630 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10632 (TARGET_CPU32): Rename to...
10633 (TUNE_CPU32): ...this.
10634 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10635 (TUNE_CFV2): New macros.
10636 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10637 remove conditions that are implied by TARGET_68020.
10638 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10639 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10640 (m68k_output_function_epilogue): Likewise.
10641 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10642 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10643 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10644 non-68000 timings. Refactor multiplication and division costs.
10645 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10646 TUNE_CPU32 instead of TARGET_CPU32.
10647 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10648 and TUNE_68060 instead of TARGET_68060.
10649 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10650 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10652 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10653 && !TARGET_COLDFIRE" to choose between moveq and clr.
10654 Likewise in the unnamed movsf pattern.
10655 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10656 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10659 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10661 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10662 of tabbing before backslashes.
10664 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10666 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10667 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10668 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10670 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10672 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10673 find_interesting_uses_cond.
10674 (find_interesting_uses_cond): Use extract_cond_operands.
10675 (rewrite_use_compare): Use extract_cond_operands and
10676 force_gimple_operand_bsi. Do not call update_stmt.
10677 (determine_use_iv_cost_condition): Use extract_cond_operands.
10678 Return cheaper of using original bound and changing the exit bound.
10680 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10682 PR tree-optimization/29516
10683 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10684 most_expensive_mult_to_index, addr_to_parts,
10685 create_mem_ref, maybe_fold_tmr): Make the type of
10686 fields of TARGET_MEM_REF sizetype.
10687 (move_fixed_address_to_symbol, move_pointer_to_base):
10689 * tree.def (TARGET_MEM_REF): Add comment on types of
10692 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10694 * c-common.c (vector_types_convertible_p): Treat opaque types as
10695 always convertible if they have the same size, but not otherwise.
10697 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10699 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10700 Remove the b_unconditional field.
10701 (noce_try_sign_mask): Do not look at b_unconditional.
10702 (noce_process_if_block): Do not use merge_if_blocks. Update
10703 the CFG here. Do not set b_unconditional.
10704 (cond_move_process_if_block): Likewise.
10705 (find_cond_trap): Likewise.
10706 (check_cond_move_block): Require simple jump insns at the end
10707 of the basic block.
10709 2007-01-11 Jan Hubicka <jh@suse.cz>
10711 PR tree-optimization/1046
10712 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10713 when alias info is not ready.
10714 (pass_tail_recursion): Do not require aliasing.
10715 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10716 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10717 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10718 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10719 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10720 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10721 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10723 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10724 When aliasing is not build, mark statement as volatile.
10726 2007-01-11 Tom Tromey <tromey@redhat.com>
10728 PR preprocessor/15185, PR preprocessor/20989:
10729 * doc/cppopts.texi <-MT>: Update description of algorithm for
10730 computing default target.
10731 <-M, -MD>: Reword "basename" text.
10733 2007-01-11 Roger Sayle <roger@eyesopen.com>
10735 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10736 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10737 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10738 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10739 fold_builtin_bswap, real_constp, fold_builtin_pow,
10740 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10741 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10742 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10743 * convert.c (convert_to_pointer): Likewise.
10744 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10745 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10746 const_binop, fold_convert_const_int_from_int,
10747 fold_convert_const_int_from_real,
10748 fold_convert_const_real_from_real, sign_bit_p,
10749 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10750 fold_sign_changed_comparison, fold_unary, fold_comparison,
10751 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10752 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10753 * print-tree.c (print_node_brief, print_node): Likewise.
10754 * stor-layout.c (place_field, layout_type): Likewise.
10755 * tree-chrec.c (keep_cast): Likewise.
10756 * tree.c (build_vector, build_real, build_real_from_int_cst,
10757 build_complex): Likewise.
10759 2007-01-11 Roger Sayle <roger@eyesopen.com>
10761 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10762 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10764 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10766 * configure.ac (strict1_warn): Rename to strict_warn.
10767 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10768 cc_set_by_configure, quoted_cc_set_by_configure,
10769 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10770 all_boot_languages, all_stagestuff): Remove.
10771 (target_list): Remove bootstrap targets.
10772 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10773 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10774 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10775 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10776 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10777 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10778 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10779 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10780 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10781 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10782 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10783 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10784 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10785 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10786 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10787 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10788 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10789 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10790 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10791 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10792 (mostlyclean): Adjust.
10793 (clean, distclean): Don't mention bootstrap stuff.
10794 * configure: Regenerate.
10795 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10796 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10797 treelang/config-lang.in (stagestuff): Remove.
10798 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10799 stageprofile, stagefeedback, stagestuff): Remove mention.
10801 2007-01-11 Nick Clifton <nickc@redhat.com>
10803 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10805 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10806 (mcore_arith_K_S_operand): Run the test for the S constraint not
10807 the test for the M constraint.
10808 (mcore_addsub_operand): Do not accept integer values that are
10809 larger than 32 bits.
10810 * config/mcore/mcore.md: Remove unused constraints from split.
10811 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10812 (addsi3): Likewise.
10813 (allocate_stack): Likewise.
10814 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10815 operands to 32 bits.
10816 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10818 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10819 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10820 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10821 mcore_output_bclri, mcore_output_andn, output_inline_const,
10822 mcore_output_move, mcore_output_movedouble): Likewise.
10823 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10824 (output_inline_const): Likewise.
10825 (output_inline_const): Fix format strings used in sprintf
10827 * config/mcore/mcore-protos.h: Update prototypes for changed
10828 functions in mcore.c.
10829 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10830 HOST_WIDE_INT and not int.
10831 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10832 CONST_OK_FOR_N): Likewise.
10833 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10834 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10837 2007-01-10 Jan Hubicka <jh@suse.cz>
10839 * tree-vrp.c (remove_range_assertions): Release defs.
10840 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10841 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10843 2007-01-10 Paul Brook <paul@codesourcery.com>
10845 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10846 * config/arm/arm.md (mulsi3subsi): New insn.
10848 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10850 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10851 (tree_transform_and_unroll_loop): New.
10852 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10855 2007-01-10 Robert Kennedy <jimbob@google.com>
10857 * fold-const.c (fold_comparison): Fold comparisons like (x *
10858 1000 < 0) to (x < 0).
10860 2007-01-10 Ian Lance Taylor <iant@google.com>
10862 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10863 operands have the same priority.
10865 2007-01-10 Tom Tromey <tromey@redhat.com>
10867 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10868 (fold_binary): Likewise.
10869 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10870 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10871 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10872 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10873 * langhooks.h (struct lang_hooks): Removed field
10874 'can_use_bit_fields_p'.
10876 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10878 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10880 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10882 * function.c (get_last_funcdef_no): New function.
10883 * function.h (get_last_funcdef_no): Declare.
10884 * tree-inline.c (initialize_cfun): Add initialization.
10885 (tree_function_versioning): Cleanup.
10887 2007-01-10 Jan Hubicka <jh@suse.cz>
10889 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10892 2007-01-10 Sa Liu <saliu@de.ibm.com>
10893 Ben Elliston <bje@au.ibm.com>
10895 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10896 for SAVE_NONLOCAL and Pmode for any other save level.
10897 * spu-protos.h (spu_restore_stack_block): Declare.
10898 * spu.md (save_stack_block): Remove.
10899 (restore_stack_block): Call spu_restore_stack_block.
10900 * spu.c (spu_restore_stack_block): New function.
10901 (spu_expand_epilogue): Remove old comment.
10903 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10905 PR tree-optimization/30322
10906 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10907 (cand_value_at): Return the value as aff_tree.
10908 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10909 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10910 aff_combination_mult): New functions.
10911 (aff_combination_add): Use aff_combination_add_cst.
10912 (aff_combination_convert): Allow conversions to a wider type.
10913 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10914 * tree-affine.h (aff_combination_mult): Declare.
10916 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10918 * doc/tm.texi: Update documentation to reflect reality of exec
10919 and start file search behaviours. Update copyright year.
10920 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10921 header file directories.
10923 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10925 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10926 (*cosxf2): Rename to cosxf2_i387.
10927 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10928 using X87MODEF12 mode macro. Rename patterns to
10929 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10931 (*cosdf2, *cossf2): Ditto.
10932 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10933 to match extended input operands.
10934 (sincos<mode>3): New expander.
10935 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10936 insn patterns and corresponding splitters.
10938 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10940 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10941 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10943 2007-01-09 Nicolas Pitre <nico@cam.org>
10946 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10948 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10950 * target.h (struct gcc_target): New field library_rtti_comdat.
10951 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10952 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10953 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10954 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10956 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10958 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10960 2007-01-08 Richard Guenther <rguenther@suse.de>
10962 * tree.h (force_fit_type_double): Export.
10963 (force_fit_type): Remove.
10964 * fold-const.c (force_fit_type_double): New function.
10965 (force_fit_type): Remove.
10966 (int_const_binop): Use it.
10967 (fold_convert_const_int_from_int): Likewise.
10968 (fold_convert_const_int_from_real): Likewise.
10969 (fold_div_compare): Likewise.
10970 (fold_sign_changed_comparison): Likewise.
10971 (fold_unary): Likewise.
10972 (fold_negate_const): Likewise.
10973 (fold_abs_const): Likewise.
10974 (fold_not_const): Likewise.
10975 * c-common.c (shorten_compare): Use force_fit_type_double.
10976 * convert.c (convert_to_pointer): Likewise.
10978 2007-01-08 Richard Guenther <rguenther@suse.de>
10980 * tree.h (build_int_cst_wide_type): Export.
10981 * tree.c (build_int_cst_wide_type): New function.
10982 (build_int_cst_wide): Fix comment.
10983 * builtins.c (fold_builtin_object_size): Use build_int_cst
10984 to build -1 or 0 of the correct type. Use fit_double_type
10985 to check for overflow.
10986 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10988 (decode_field_reference): Likewise.
10989 (all_ones_mask_p): Likewise.
10990 (native_interpret_int): Use build_int_cst_wide_type.
10991 (fold_binary): Use build_int_cst_type to build an all-ones
10993 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10995 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10997 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10999 2007-01-09 Ben Elliston <bje@au.ibm.com>
11001 * genautomata.c (STATS_OPTION): New option.
11002 (stats_flag): New flag.
11003 (gen_automata_option): Handle it.
11004 (initiate_automaton_gen): Ditto.
11005 (write_automata): Output statistics only if stats_flag is
11006 set. Likewise, output time statistics only if time_flag is set.
11007 * doc/md.texi (Processor pipeline description): Document new flag.
11009 2007-01-08 Richard Guenther <rguenther@suse.de>
11011 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11012 * tree.c (build_int_cst_type): Likewise.
11013 (size_in_bytes): Don't call force_fit_type on the result.
11014 (int_fits_type_p): Use fit_double_type.
11015 * fold-const.c (fit_double_type): New function.
11016 (force_fit_type): Use it.
11017 * tree.h (fit_double_type): Export.
11019 2007-01-08 Jan Hubicka <jh@suse.cz>
11021 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11022 * ipa.c (function_and_variable_visibility): Fix return type.
11024 2007-01-08 Richard Guenther <rguenther@suse.de>
11026 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11027 of offset to build the index.
11028 * tree-pretty-print.c (dump_generic_node): Don't build negated
11029 const just for printing.
11030 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11031 * builtins.c (fold_builtin_int_roundingfn): Check if result
11032 fits the type by using force_fit_type and comparing the result.
11033 * predict.c (predict_loops): Use compare_tree_int for comparison.
11034 * tree.c (build_int_cst): Fall back to integer_type_node for
11036 (build_int_cst_wide): Assert type is non-null.
11038 2007-01-08 Roberto Costa <roberto.costa@st.com>
11040 * tree-vrp.c (extract_range_from_cond_expr): New.
11041 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11042 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11044 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11045 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11046 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11047 used as expressions.
11048 * tree-object-size.c (cond_expr_object_size): New.
11049 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11051 2007-01-08 Jan Hubicka <jh@suse.cz>
11053 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11054 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11057 2007-01-08 Richard Guenther <rguenther@suse.de>
11059 PR tree-optimization/23603
11060 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11061 (extract_range_from_binary): Fall back to truthvalue instead of
11062 varying for TRUTH_*_EXPR.
11063 (extract_range_from_comparison): Fall back to truthvalue instead of
11065 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11066 if all visited PHI values were constant.
11068 2007-01-08 Jan Hubicka <jh@suse.cz>
11070 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11071 (cgraph_analyze_function): break out from ...
11072 (cgraph_finalize_compilation_unit): ... here.
11073 (cgraph_expand_function): Remove forgoten commented out line.
11074 (cgraph_optimize): Analyze functions.
11076 2007-01-08 Jan Hubicka <jh@suse.cz>
11078 * tree-pas.h (TODO_remove_function): New flag.
11079 (TODO_update*): Renumber.
11080 (pass_ipa_increase_alignment,
11081 pass_ipa_function_and_variable_visibility): New passes.
11082 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11083 (cgraph_function_and_variable_visibility): Move to ipa.c
11084 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11085 cgraph_increase_alignment.
11086 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11087 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11088 calling tree-inline.
11089 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11090 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11091 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11092 (gate_increase_alignment): New function.
11093 (pass_ipa_increase_alignment): New pass.
11094 * ipa.c: Inline tree-pass.h and timevar.h
11095 (function_and_variable_visibility): Move here from cgraphunit.c
11096 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11097 * passes.c (init_optimization_passes): Add the two new passes.
11098 (execute_todo): Handle cgraph_remove_functions.
11100 2007-01-08 Nick Clifton <nickc@redhat.com>
11102 * config/frv/predicates.md (reg_or_0_operand): Accept
11105 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11107 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11108 * config.gcc: Add bfin*-rtems*.
11110 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11112 * c.opt: Add -flax-vector-conversions.
11113 * c-typeck.c (convert_for_assignment): Pass flag to
11114 vector_types_convertible_p to allow emission of note.
11115 (digest_init): Likewise.
11116 * c-opts.c: Handle -flax-vector-conversions.
11117 * c-common.c (flag_lax_vector_conversions): New.
11118 (vector_types_convertible_p): Unless -flax-vector conversions
11119 has been passed, disallow conversions between vectors with
11120 differing numbers of subparts and/or element types. If such
11121 a conversion is disallowed, possibly emit a note on the first
11122 occasion only to inform the user of -flax-vector-conversions.
11123 The new last argument specifies this.
11124 * c-common.h (flag_lax_vector_conversions): New.
11125 (vector_types_convertible_p): Add extra argument.
11126 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11127 char_type_node for V*QI type vectors.
11128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11129 Update to satisfy new typechecking rules.
11130 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11131 C and C++ variants.
11132 * doc/invoke.texi (C Dialect Options): Document
11133 -flax-vector-conversions.
11135 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11137 PR tree-optimization/29877
11138 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11139 a register variable on the RHS to not be replaceable.
11141 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11142 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11143 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11144 const_simm15, const_pow2, const_npow2): Added.
11145 * config/score/misc.md (insv, extv, extzv, movmemsi,
11146 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11147 * config/score/score.c (score_address_cost, score_select_cc_mode):
11149 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11150 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11151 Update score_print_operand.
11152 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11153 Adjust register allocate order and update some macro define.
11154 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11155 mdx_block_move_straight, mdx_block_move_loop_head,
11156 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11157 mdx_block_move): Added.
11158 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11159 mdp_limm): Updated and fix some bug and typo.
11160 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11161 (movsf, movdf, doloop_end): Added.
11163 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11165 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11166 config/arm/thumb2.md: Fix comment typos.
11167 * doc/extend.texi: Fix a typo.
11169 2007-01-07 Eric Christopher <echristo@apple.com>
11171 * configure.ac: Check for __stack_chk_fail for darwin.
11172 * configure: Regenerate.
11174 2007-01-07 Richard Guenther <rguenther@suse.de>
11176 * tree-vrp.c (extract_range_from_assert): CSE calls to
11177 compare_values where possible.
11178 (extract_range_from_unary_expr): Likewise.
11180 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11182 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11183 * config/avr/avr.c (call_insn_operand): Delete function.
11184 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11185 instead of register number. Use predicates.
11186 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11187 call_insn_operand): Add.
11189 2007-01-06 Jan Hubicka <jh@suse.cz>
11191 * tree-pass.h (pass_build_cgraph_edges): Declare.
11192 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11193 (visited_nodes): Remove.
11194 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11195 build_cgrpah_edges; make visited_nodes local.
11196 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11197 (record_references_in_initializer): Move to cgraphbuild.c
11198 (initialize_inline_failed, rebuild_cgraph_edges,
11199 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11200 (verify_cgraph_node): Make visited_nodes local.
11201 (cgraph_analyze_function): Do not call cgraph_create_edges and
11202 initialize_inline_failed.
11203 (cgraph_expand_function): Do not call cgraph_lower_function;
11204 assert that function is already lowered.
11205 * Makefile.in (cgraphbuild.o): New.
11206 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11207 at the end of lowering passes.
11209 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11211 * ifcvt.c (cond_move_convert_if_block): New function, code
11212 factored out from...
11213 (cond_move_process_if_block): ...here. Call the new function
11214 on the THEN and ELSE blocks.
11215 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11216 already takes care of this.
11218 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11221 * tree.h (TREE_OVERFLOW_P): New.
11222 * c-typeck.c (parser_build_unary_op): Warn only if result
11223 overflowed and operands did not.
11224 (parser_build_binary_op): Likewise.
11225 (convert_for_assignment): Remove redundant overflow_warning.
11226 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11228 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11230 * c-typeck.c (store_init_value): Split over two lines to follow
11231 the GNU coding style.
11233 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11235 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11236 __GXX_EXPERIMENTAL_CXX0X__.
11237 * doc/cpp.texi: Same.
11239 2007-01-05 Richard Guenther <rguenther@suse.de>
11241 PR middle-end/27826
11242 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11243 with mismatched types. Instead explicitly build a
11244 conversion NOP_EXPR.
11246 2007-01-05 Ian Lance Taylor <iant@google.com>
11248 * c-common.c (decl_with_nonnull_addr_p): New function.
11249 (c_common_truthvalue_conversion): Call it.
11250 * c-typeck.c (build_binary_op): Likewise.
11251 * c-common.h (decl_with_nonnull_addr_p): Declare.
11253 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11256 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11259 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11261 * doc/install.texi (Final install): Document the fact that
11262 the GNAT runtime should not be stripped.
11264 2007-01-04 Jan Hubicka <jh@suse.cz>
11266 * tree-inline.c (fold_marked_statements): Update operand caches
11267 and EH after folding
11269 2007-01-04 Ian Lance Taylor <iant@google.com>
11271 * c-common.c (check_function_nonnull): Whitespace fix.
11273 2007-01-04 Jan Hubicka <jh@suse.cz>
11275 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11276 comitted older version of patch.
11277 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11278 function, celanup cfg and collect garbage.
11280 2007-01-04 Mike Stump <mrs@apple.com>
11282 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11285 2007-01-04 Eric Christopher <echristo@apple.com>
11287 * libgcc2.c (__bswapsi2): Use SItype.
11288 (__bswapdi2): Use DItype.
11289 * libgcc2.h: Update for above.
11291 2007-01-04 Paul Brook <paul@codesourcery.com>
11293 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11294 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11295 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11296 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11297 umulsi3_highpart): Make conditional on !arm_arch6.
11298 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11299 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11300 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11301 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11302 umulsi3_highpart_v6): New insns.
11304 2007-01-04 Roger Sayle <roger@eyesopen.com>
11306 * fold-const.c (fold_convert): When casting an expression to void,
11307 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11308 have a type. Instead of attempting to build a NOP_EXPR, return
11309 these "special" trees directly.
11311 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11313 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11314 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11315 rs6000_cost->fp not 0 as adjustment for outer NEG.
11317 2007-01-04 Jan Hubicka <jh@suse.cz>
11319 * cgraph.c (cgraph_release_function_body): New function.
11320 (cgraph_remove_node): Use it.
11321 * cgraph.h (cgraph_release_function_body): Declare.
11322 * cgraphunit.c (cgraph_expand_function): Use it.
11323 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11324 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11325 is initialized and while compilation of other function is running.
11326 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11327 statement CFG annotations from here to ...
11328 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11330 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11332 * cfgloop.h (enum li_flags): Make the constants powers of two.
11334 2007-01-04 Jan Hubicka <jh@suse.cz>
11336 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11338 (fold_marked_statements): New function.
11339 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11340 * tree-inline.h (copy_body_data): Add statements_to_fold.
11342 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11344 * config.gcc: Mention libgcc/config.host.
11345 * Makefile.in: Update comments mentioning libgcc.
11346 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11347 (all.cross, start.encap, rest.encap, rest.cross): Update
11348 dependencies for libgcc move.
11349 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11350 (clean-target, clean-target-libgcc): Delete.
11351 (srcdirify, GCC_EXTRA_PARTS): New macros.
11352 (libgcc-support, libgcc.mvars): New rules.
11353 (distclean): Remove mention of mklibgcc.
11354 (install): Don't reference INSTALL_LIBGCC.
11355 (install-common): Don't reference EXTRA_PARTS.
11356 (install-libgcc, install-multilib): Delete rules.
11357 * mklibgcc.in: Delete file.
11358 * doc/configfiles.texi: Don't mention mklibgcc.
11360 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11361 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11362 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11363 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11364 (mklibgcc, ldblspecs): Likewise.
11366 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11367 (posixpre.def): Use $(T).
11368 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11369 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11370 (SHLIB_LINK): Make dummy.
11371 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11373 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11375 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11376 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11377 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11378 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11380 * configure.ac (all_outputs): Remove mklibgcc.
11381 * configure: Regenerated.
11383 2007-01-03 Josh Conner <jconner@apple.com>
11385 PR middle-end/29683
11386 * calls.c (compute_argument_addresses): Set stack and stack_slot
11387 for partial args, too.
11388 (store_one_arg): Use locate.size.constant for the size when
11389 generating a save_area.
11391 2007-01-03 Robert Kennedy <jimbob@google.com>
11393 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11394 whose definitions are deleted due to basic block merging.
11396 2007-01-03 Paul Brook <paul@codesourcery.com>
11399 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11401 (use_return_insn): Return 0 for Thumb interrupt functions.
11402 (print_multi_reg): Add rfe argument for IRQ returns.
11403 (arm_output_epilogue): Pop interrupt return address directly into PC.
11404 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11406 2007-01-03 Paul Brook <paul@codesourcery.com>
11408 Merge from sourcerygxx-4_1.
11409 * config/arm/thumb2.md: New file.
11410 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11412 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11413 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11414 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11415 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11417 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11418 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11420 * config/arm/ieee754-sf.S: Ditto.
11421 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11422 (thumb1_base_register_rtx_p): ... to this.
11423 (thumb_index_register_rtx_p): Rename...
11424 (thumb1_index_register_rtx_p): ... to this.
11425 (thumb_output_function_prologue): Rename...
11426 (thumb1_output_function_prologue): ... to this.
11427 (thumb_legitimate_address_p): Rename...
11428 (thumb1_legitimate_address_p): ... to this.
11429 (thumb_rtx_costs): Rename...
11430 (thumb1_rtx_costs): ... to this.
11431 (thumb_compute_save_reg_mask): Rename...
11432 (thumb1_compute_save_reg_mask): ... to this.
11433 (thumb_final_prescan_insn): Rename...
11434 (thumb1_final_prescan_insn): ... to this.
11435 (thumb_expand_epilogue): Rename...
11436 (thumb1_expand_epilogue): ... to this.
11437 (arm_unwind_emit_stm): Rename...
11438 (arm_unwind_emit_sequence): ... to this.
11439 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11440 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11441 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11442 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11443 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11444 thumb2_output_casesi): New functions.
11445 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11446 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11447 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11448 THUMB2_WORK_REGS): Define.
11449 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11450 arm_condexec_mask, arm_condexec_masklen)): New variables.
11451 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11452 (arm_override_options): Check new CPU capabilities.
11453 Set new architecture flag variables.
11454 (arm_isr_value): Handle v7m interrupt functions.
11455 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11457 (const_ok_for_arm): Handle Thumb-2 constants.
11458 (arm_gen_constant): Ditto. Use movw when available.
11459 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11461 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11462 (thumb_find_work_register, arm_load_pic_register,
11463 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11464 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11465 print_multi_reg, output_mov_long_double_fpa_from_arm,
11466 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11467 output_mov_double_fpa_from_arm, output_move_double,
11468 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11469 output_return_instruction, arm_output_function_prologue,
11470 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11471 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11472 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11473 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11474 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11475 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11477 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11478 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11479 (arm_file_start): Output directive for unified syntax.
11480 (arm_unwind_emit_set): Handle stack alignment instruction.
11481 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11482 Add v6t2, v7, v7a, v7r and v7m.
11483 (RETLDM): Add Thumb-2 code.
11484 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11485 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11486 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11487 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11488 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11489 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11490 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11491 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11492 ADJUST_INSN_LENGTH): Define.
11493 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11494 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11495 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11496 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11497 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11498 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11499 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11500 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11501 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11502 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11503 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11504 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11505 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11506 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11507 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11508 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11509 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11511 * config/arm/arm-tune.md: Regenerate.
11512 * config/arm/arm-protos.h: Update prototypes.
11513 * config/arm/vfp.md: Enable patterns for Thumb-2.
11514 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11515 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11516 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11517 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11518 * config/arm/libunwind.S: Add Thumb-2 code.
11519 * config/arm/constraints.md: Update include Thumb-2.
11520 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11521 * config/arm/ieee754-df.S: Ditto.
11522 * config/arm/bpabi.S: Ditto.
11523 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11524 * config/arm/predicates.md (low_register_operand,
11525 low_reg_or_int_operand, thumb_16bit_operator): New.
11526 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11527 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11528 * config/arm/t-arm-elf: Add armv7 multilib.
11529 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11531 (UNSPEC_STACK_ALIGN, ce_count): New.
11532 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11533 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11535 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11536 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11537 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11538 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11539 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11540 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11542 * doc/extend.texi: Document ARMv7-M interrupt functions.
11543 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11545 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11547 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11548 (struct _Unwind_Context): Rename args_size to flags, remove
11549 signal_frame field, add a new args_size field and version field.
11550 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11551 _Unwind_IsExtendedContext): New inline functions.
11552 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11553 Assume by_value array is only present if _Unwind_IsExtendedContext.
11554 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11555 _Unwind_IsSignalFrame.
11556 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11557 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11558 (uw_init_context_1): Initialize context->flags to
11559 EXTENDED_CONTEXT_BIT.
11560 * config/rs6000/linux-unwind.h (frob_update_context): Use
11561 _Unwind_SetSignalFrame.
11563 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11565 PR middle-end/30353
11566 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11567 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11570 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11572 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11573 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11574 RET, AT_SP): Remove.
11575 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11578 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11579 * cfgbuild.c (find_basic_blocks): Likewise.
11580 * cfgrtl.c (rtl_create_basic_block): Likewise.
11581 * function.c (temp_slots_at_level): Likewise.
11582 * reg-stack.c (stack_regs_mentioned): Likewise.
11583 * regclass.c (allocate_reg_info): Likewise.
11584 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11585 set_bb_for_stmt, move_block_to_fn): Likewise.
11586 * tree-complex.c (tree_lower_complex): Likewise.
11587 * vec.h (VEC_safe_grow_cleared): New.
11589 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11591 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11593 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11594 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11596 * cfgloopmanip.c (scale_loop_frequencies): Export.
11597 (loopify): Scale the frequencies by prescribed coefficients.
11598 (set_zero_probability): New function.
11599 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11600 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11601 and frequencies according to arguments.
11602 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11604 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11605 * modulo-sched.c (sms_schedule): Set probabilities for entering
11606 versioned loop correctly.
11607 * tree-vect-transform.c (vect_transform_loop): Ditto.
11608 * cfgloop.h (loopify, loop_version): Declaration changed.
11609 (scale_loop_frequencies): Declared.
11611 2007-01-02 Jan Hubicka <jh@suse.cz>
11613 * cgraph.c: Include tree-flow.h
11614 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11615 early_local_passes.
11616 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11617 * tree-pass.h (pass_all_early_optimizations): Declare.
11618 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11619 early_local_passes.
11620 (cgraph_analyze_function): Do early_local_passes.
11621 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11622 Do not add referenced vars.
11623 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11625 (gate_all_early_local_passes): New gate.
11626 (pass_early_local_passes): Use new gate.
11627 (execute_early_local_optimizations): New functions.
11628 (gate_all_early_optimizations): New gate.
11629 (pass_all_early_optimizations): New pass.
11630 (execute_free_datastructures): Free SSA only when initialized.
11631 (gate_init_datastructures): Init only when optimizing.
11632 (tree_lowering_passes): Do early local passes when called late.
11633 * tree-profile.c (do_tree_profiling): Don't profile functions added
11635 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11636 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11638 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11639 during early_local_passes.
11640 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11643 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11645 * Makefile.in: Update copyright year.
11647 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11649 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11650 in $(lang_checks) and check-consistency targets.
11652 2007-01-02 Jan Hubicka <jh@suse.cz>
11654 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11655 Do not add referenced vars.
11656 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11658 * passes.c (init_optimization_passes): Put mudflap_2 after
11659 free_datastructures.
11661 2007-01-02 Jan Hubicka <jh@suse.cz>
11663 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11664 Set NOTHROW flag on call statements proved to be nothrow.
11665 Update statement of local calls so new pure/const functions are
11666 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11668 (tree_rest_of_compilation): Register hooks and initialize bitmap
11669 early. Do not set after_inlining flag.
11671 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11673 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11674 HOST_BITS_PER_LONGLONG
11676 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11679 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11680 warning for non-static initializers.
11682 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11684 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11685 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11686 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11687 Always use set_unique_reg_note to add REG_EQUAL notes.
11689 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11692 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11694 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11695 * cfgbuild.c (find_basic_blocks): Likewise.
11696 * cfgrtl.c (rtl_create_basic_block): Likewise.
11697 * function.c (temp_slots_at_level): Likewise.
11698 * reg-stack.c (stack_regs_mentioned): Likewise.
11699 * regclass.c (allocate_reg_info): Likewise.
11700 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11701 set_bb_for_stmt, move_block_to_fn): Likewise.
11702 * tree-complex.c (tree_lower_complex): Likewise.
11703 * vec.h (VEC_safe_grow_cleared): New.
11705 2007-01-02 Ian Lance Taylor <iant@google.com>
11707 * c-common.c (c_common_truthvalue_conversion): When warning about
11708 using an assignment as a truth value, set TREE_NO_WARNING.
11710 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11713 * c.opt (Wold-style-declaration): New.
11714 * doc/invoke.texi (C-only Warning Options): New.
11715 (Wold-style-declaration): Document it.
11716 (Wextra): Enabled by -Wextra.
11717 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11718 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11719 -Wold-style-declaration.
11721 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11723 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11724 * cfgbuild.c (find_basic_blocks): Likewise.
11725 * cfgrtl.c (rtl_create_basic_block): Likewise.
11726 * function.c (temp_slots_at_level): Likewise.
11727 * reg-stack.c (stack_regs_mentioned): Likewise.
11728 * regclass.c (allocate_reg_info): Likewise.
11729 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11730 set_bb_for_stmt, move_block_to_fn): Likewise.
11731 * tree-complex.c (tree_lower_complex): Likewise.
11732 * vec.h (VEC_safe_grow_cleared): New.
11734 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11736 * c-common.c (c_common_nodes_and_builtins): Since variants of
11737 void_type_node get built before it is given a name, we need to
11738 give those variants the name, too.
11739 (complete_array_type): We need to work with the canonical main
11740 type of the array, from which we will build the qualified version.
11741 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11742 * print-tree.c (print_node): Display canonical type information
11744 * stor-layout.c (layout_type): When we don't know the
11745 alignment of a type for which we're building an array, we end up
11746 guessing wrong, so make the type require structural equality.
11747 * tree.c (make_node_stat): When we build a new type, it is its
11748 own canonical type.
11749 (build_type_attribute_qual_variant): When building an attribute
11750 variant, its canonical type is the non-attribute variant. However,
11751 if the attributes are target-dependent and they differ, we need to
11752 use structural equality checks for this type.
11753 (build_qualified_type): A qualified type is not equivalent to its
11754 unqualified variant; set the canonical type appropriately.
11755 (build_distinct_type_copy): When building a distinct type from
11756 another type, the new type is its own canonical type.
11757 (build_variant_type_copy): When building a new type variant, we
11758 assume that it is equivalent to the original type.
11759 (build_pointer_type_for_mode): When building a pointer type, also
11760 build a canonical type pointer.
11761 (build_reference_type_for_mode): When building a reference type,
11762 also build a canonical type reference.
11763 (build_index_type): When we can't hash an index type (e.g.,
11764 because its maximum value is negative), the index type requires
11765 structural equality tests.
11766 (build_array_type): Build the canonical form of an array type.
11767 (build_function_type): Function types require structural equality,
11768 because they contain default arguments, attributes, etc.
11769 (build_method_type_directly): Ditto for method types.
11770 (build_offset_type): Build the canonical offset type.
11771 (build_complex_type): Build the canonical vector type.
11772 (make_vector_type): Build the canonical vector type.
11773 * tree.h (TYPE_CANONICAL): New.
11774 (TYPE_STRUCTURAL_EQUALITY_P): New.
11775 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11776 (struct tree_type): Added "canonical" field.
11777 * params.h (VERIFY_CANONICAL_TYPES): New.
11778 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11779 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11780 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11781 * doc/invoke.texi (verify-canonical-types): Document --param
11782 parameter for verifying canonical types.
11784 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11786 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11787 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11788 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11789 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11791 * config/rs6000/e500.h: New.
11792 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11793 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11795 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11796 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11797 TARGET_E500_DOUBLE): Remove.
11798 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11799 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11800 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11801 * config/rs6000/rs6000.c (rs6000_override_options): Use
11802 CHECK_E500_OPTIONS.
11804 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11806 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11807 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11808 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11809 rs6000_emit_cmove): Don't check TARGET_E500.
11810 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11811 sordered): Don't check TARGET_E500.
11813 2007-01-01 Eric Christopher <echristo@apple.com>
11815 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11816 HARD_REGISTER_NUM_P.
11818 2007-01-01 Roger Sayle <roger@eyesopen.com>
11820 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11821 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11822 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11825 2007-01-01 Mike Stump <mrs@apple.com>
11827 * configure.ac: Remove support for building with Apple's gcc-3.1.
11829 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11831 PR middle-end/30311
11832 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11833 REG is a hard register. Do not modify REG before calling
11835 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11836 multiple of the size of YMODE for certain lowpart cases.
11838 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11840 PR middle-end/30253
11841 * gimplify (voidify_wrapper_expr): Update for
11842 GIMPLE_MODIFY_STMT.
11844 2007-01-01 Andreas Schwab <schwab@suse.de>
11847 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11848 save of BR0 in extra_spill_size instead of spill_size.
11849 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11851 (ia64_expand_epilogue): Restore BR0 from its new location.
11853 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11855 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11856 Use a temporary variable if the left hand side is not a gimple
11859 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11861 * gimplify.c (gimplify_return_expr): Make the temporary variable
11862 for the return expression, a gimple register variable.
11864 2007-01-01 Jan Hubicka <jh@suse.cz>
11866 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11869 2007-01-01 Mike Stump <mrs@apple.com>
11871 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11873 * config/darwin.c (machopic_select_rtx_section): Use
11874 HAVE_GAS_LITERAL16.
11875 (darwin_mergeable_constant_section): Likewise.
11876 * configure: Regenerate.
11877 * config.in: Regenerate.
11879 2007-01-01 Jan Hubicka <jh@suse.cz>
11880 Andrew Pinski <pinskia@gmail.com>
11882 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11883 before starting IPA passes.