1 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
10 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14 "mul<mode>3", "div<mode>3"): Insn definitions added.
15 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
23 TARGET_FLOAT_FORMAT): Macro definitions removed.
24 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
25 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
26 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
27 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
28 (s390_gen_rtx_const_DI): Function removed.
29 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
31 2007-04-24 Richard Sandiford <richard@codesourcery.com>
33 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
34 over an external ffs function.
36 2007-04-24 Chao-ying Fu <fu@mips.com>
37 Richard Sandiford <richard@nildram.co.uk>
39 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
40 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
41 (smadd_widen_optab, umadd_widen_optab): Define.
42 * optabs.c (init_optabs): Initialize smadd_widen_optab and
44 * genopinit.c (optabs): Fill in smadd_widen_optab and
46 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
47 and umadd_widen_optab to implement multiply-add sequences.
48 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
49 (<u>maddsidi4): ...this. Extend condition to include
50 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
51 of operand 0 to "ka" and use the three-operand form of madd<u>
53 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
55 * config/mips/constraints.md (ka): New register constraint.
57 2007-04-24 Jan Hubicka <j@suse.cz>
61 2007-04-23 Jan Hubicka <jh@suse.cz>
62 * function.c (init_function_start): Don't init line number info.
63 (expand_function_end): Update.
64 (reset_block_changes, record_block_change, finalize_block_changes,
65 check_block_change, free_block_changes): Kill.
66 * function.h (reset_block_changes, record_block_change,
67 finalize_block_changes, check_block_change, free_block_changes): Remove
69 (struct function): Remove ib_boundaries_block.
70 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
71 Use curr_insn_locator to initialize locator.
72 (emit_line_note): Remove.
73 * cfgexpand.c (expand_gimple_cond_expr): Update.
74 (construct_exit_block): Likewise.
75 (tree_expand_cfg): Initialize/finalize locators.
76 * expr.c (expand_expr_real): Update.
77 * cfglayout.c (line_locators_locs, line_locators_lines,
78 file_locators_locs, file_locators_files): Remove.
79 (set_block_levels): Move to cfgexpand.c.
80 (insn_locators_initialize): Remove.
81 (pass_insn_locators_initialize): Remove.
82 (locations_locators_locs, locations_locators_vals): New static vars.
83 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
85 (insn_locators_alloc, insn_locators_finalize,
86 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
88 (locator_location): New.
89 (locator_line, locator_file): Rewrite.
90 * rtl.h (emit_line_note): Kill.
91 (insn_locators_alloc, insn_locators_finalize,
92 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
94 * tree-inline.c (initialize_cfun): Do not initialize
96 * passes.c (pass_insn_locators_initialize): Remove.
98 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
100 * doc/invoke.texi: Removed leading '-' from option index entries.
102 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
104 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
106 (create_phi_node): Use set_phi_nodes.
107 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
108 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
109 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
110 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
111 (bsi_start, bsi_last): Use bb_stmt_list.
112 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
113 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
114 Traverse the statements using tsi iterator.
115 * basic-block.h (struct basic_block_def): Fields stmt_list
116 and phi_nodes moved to ...
117 (struct tree_bb_info): ... new structure.
118 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
119 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
120 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
121 (tree_verify_flow_info): Verify that il.tree is not set for
122 entry and exit block.
123 (tree_split_block): Use set_bb_stmt_list.
125 2007-04-23 Mike Stump <mrs@apple.com>
127 * config/i386/i386.c (ix86_tune_features
128 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
131 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
133 * config/i386/i386.md (prefix_extra): New attribute.
134 (length): Add prefix_extra.
136 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
137 (sse2_movntv2di): Likewise.
138 (sse2_cvtps2dq): Likewise.
139 (sse2_cvtpd2pi): Likewise.
140 (sse2_cvttpd2pi): Likewise.
141 (*sse2_cvtpd2ps): Likewise.
142 (*add<mode>3): Likewise.
143 (sse2_ssadd<mode>3): Likewise.
144 (sse2_usadd<mode>3): Likewise.
145 (*sub<mode>3): Likewise.
146 (sse2_sssub<mode>3): Likewise.
147 (sse2_ussub<mode>3): Likewise.
148 (*mulv8hi3): Likewise.
149 (*smulv8hi3_highpart): Likewise.
150 (*umulv8hi3_highpart): Likewise.
151 (sse2_umulv2siv2di3): Likewise.
152 (sse2_pmaddwd): Likewise.
153 (ashr<mode>3): Likewise.
154 (lshr<mode>3): Likewise.
155 (ashl<mode>3): Likewise.
156 (sse2_ashlti3): Likewise.
157 (sse2_lshrti3): Likewise.
158 (*umaxv16qi3): Likewise.
159 (*smaxv8hi3): Likewise.
160 (*uminv16qi3): Likewise.
161 (*sminv8hi3): Likewise.
162 (sse2_eq<mode>3): Likewise.
163 (sse2_gt<mode>3): Likewise.
164 (*and<mode>3): Likewise.
165 (sse2_nand<mode>3): Likewise.
166 (*ior<mode>3): Likewise.
167 (*xor<mode>3): Likewise.
168 (sse2_packsswb): Likewise.
169 (sse2_packssdw): Likewise.
170 (sse2_packuswb): Likewise.
171 (sse2_punpckhbw): Likewise.
172 (sse2_punpcklbw): Likewise.
173 (sse2_punpckhwd): Likewise.
174 (sse2_punpcklwd): Likewise.
175 (sse2_punpckhdq): Likewise.
176 (sse2_punpckldq): Likewise.
177 (sse2_punpckhqdq): Likewise.
178 (sse2_punpcklqdq): Likewise.
179 (*sse2_pinsrw): Likewise.
180 (*sse2_pextrw): Likewise.
181 (sse2_pshufd_1): Likewise.
182 (sse2_uavgv16qi3): Likewise.
183 (sse2_uavgv8hi3): Likewise.
184 (sse2_psadbw): Likewise.
185 (sse2_pmovmskb): Likewise.
186 (*sse2_maskmovdqu): Likewise.
187 (*sse2_maskmovdqu_rex64): Likewise.
188 (sse4a_extrqi): Likewise.
189 (sse4a_extrq): Likewise.
190 (sse3_lddqu): Set prefix_rep.
191 (sse3_addsubv4sf3): Likewise.
192 (sse3_haddv4sf3): Likewise.
193 (sse3_hsubv4sf3): Likewise.
194 (sse_cvtss2si): Likewise.
195 (sse_cvtss2si_2): Likewise.
196 (sse_cvtss2siq): Likewise.
197 (sse_cvtss2siq_2): Likewise.
198 (sse_cvttss2si): Likewise.
199 (sse_cvttss2siq): Likewise.
200 (sse2_cvttps2dq): Likewise.
201 (sse3_movshdup): Likewise.
202 (sse3_movsldup): Likewise.
203 (sse2_cvtsd2si): Likewise.
204 (sse2_cvtsd2si_2): Likewise.
205 (sse2_cvtsd2siq): Likewise.
206 (sse2_cvtsd2siq_2): Likewise.
207 (sse2_cvttsd2si): Likewise.
208 (sse2_cvttsd2siq): Likewise.
209 (*sse2_cvtpd2dq): Likewise.
210 (*sse2_cvttpd2dq): Likewise.
211 (sse2_pshuflw_1): Likewise.
212 (sse2_pshufhw_1): Likewise.
213 (sse4a_insertqi): Likewise.
214 (sse4a_insertq): Likewise.
215 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
216 (ssse3_phadddv4si3): Likewise.
217 (ssse3_phaddswv8hi3): Likewise.
218 (ssse3_phsubwv8hi3): Likewise.
219 (ssse3_phsubdv4si3): Likewise.
220 (ssse3_phsubswv8hi3): Likewise.
221 (ssse3_pmaddubswv8hi3): Likewise.
222 (ssse3_pmulhrswv8hi3): Likewise.
223 (ssse3_pshufbv16qi3): Likewise.
224 (ssse3_psign<mode>3): Likewise.
225 (ssse3_palignrti): Likewise.
226 (abs<mode>2): Likewise.
227 (ssse3_phaddwv4hi3): Set prefix_extra.
228 (ssse3_phadddv2si3): Likewise.
229 (ssse3_phaddswv4hi3): Likewise.
230 (ssse3_phsubwv4hi3): Likewise.
231 (ssse3_phsubdv2si3): Likewise.
232 (ssse3_phsubswv4hi3): Likewise.
233 (ssse3_pmaddubswv4hi3): Likewise.
234 (ssse3_pmulhrswv4hi3): Likewise.
235 (ssse3_pshufbv8qi3): Likewise.
236 (ssse3_psign<mode>3): Likewise.
237 (ssse3_palignrdi): Likewise.
238 (abs<mode>2): Likewise.
239 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
240 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
241 (sse2_pmovmskb): Set mode to SI instead of V2DF.
243 2007-04-23 Nick Clifton <nickc@redhat.com>
245 * params.def: Fix formatting of emacs local variables.
247 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
249 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
250 move if inter-unit move isn't allowed.
251 Don't split moving the first element of V2DI to DI to inter-unit
252 move if inter-unit move isn't allowed.
254 2007-04-23 Richard Guenther <rguenther@suse.de>
256 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
257 and CDI_POST_DOMINATORS separately.
259 2007-04-23 Nick Clifton <nickc@redhat.com>
261 * c.opt (Wformat-contains-nul): Add warning attribute.
263 2007-04-23 Jan Hubicka <jh@suse.cz>
265 * function.c (init_function_start): Don't init line number info.
266 (expand_function_end): Update.
267 (reset_block_changes, record_block_change, finalize_block_changes,
268 check_block_change, free_block_changes): Kill.
269 * function.h (reset_block_changes, record_block_change,
270 finalize_block_changes, check_block_change, free_block_changes): Remove
272 (struct function): Remove ib_boundaries_block.
273 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
274 Use curr_insn_locator to initialize locator.
275 (emit_line_note): Remove.
276 * cfgexpand.c (expand_gimple_cond_expr): Update.
277 (construct_exit_block): Likewise.
278 (tree_expand_cfg): Initialize/finalize locators.
279 * expr.c (expand_expr_real): Update.
280 * cfglayout.c (line_locators_locs, line_locators_lines,
281 file_locators_locs, file_locators_files): Remove.
282 (set_block_levels): Move to cfgexpand.c.
283 (insn_locators_initialize): Remove.
284 (pass_insn_locators_initialize): Remove.
285 (locations_locators_locs, locations_locators_vals): New static vars.
286 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
288 (insn_locators_alloc, insn_locators_finalize,
289 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
291 (locator_location): New.
292 (locator_line, locator_file): Rewrite.
293 * rtl.h (emit_line_note): Kill.
294 (insn_locators_alloc, insn_locators_finalize,
295 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
297 * tree-inline.c (initialize_cfun): Do not initialize
299 * passes.c (pass_insn_locators_initialize): Remove.
301 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
304 * expr.c (reduce_to_bit_field_precision): Handle
307 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
309 PR tree-optimization/24659
310 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
311 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
312 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
313 * genopinit.c (optabs): Rename vec_pack_mod_optab
314 to vec_pack_trunc_optab.
315 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
316 early for scalar floating point operands for NOP_EXPR.
317 (vectorizable_type_promotion): Ditto.
318 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
319 vec_pack_trunc_optab.
320 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
322 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
323 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
324 Rename from VEC_PACK_MOD_EXPR.
325 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
326 * expr.c (expand_expr_real_1): Ditto.
327 * tree-inline.c (estimate_num_insns_1): Ditto.
328 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
330 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
331 (vec_unpacks_lo_v4sf): Ditto.
332 (vec_pack_trunc_v2df): Ditto.
333 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
334 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
335 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
337 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
339 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
341 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
342 Rename from VEC_PACK_MOD_EXPR. This expression also represent
343 packing of floating point operands.
344 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
345 represent unpacking of floating point operands.
346 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
347 [vec_unpacks_hi]: Ditto.
348 [vec_unpacks_lo]: Ditto.
350 2007-04-22 Jan Hubicka <jh@suse.cz>
352 * final.c (rest_of_handle_final): Call
353 targetm.asm_out.constructor/targetm.asm_out.destructor
354 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
355 proper priority via decl_*_priority_insert.
356 * c-common.c (c_expand_body): Likewise.
358 2007-04-22 Richard Guenther <rguenther@suse.de>
360 PR tree-optimization/29789
361 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
362 (rewrite_reciprocal): New helper split out from
363 determine_invariantness_stmt.
364 (rewrite_bittest): Likewise.
365 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
366 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
369 2007-04-22 Revital Eres <eres@il.ibm.com>
371 * loop-unroll.c (var_to_expand): New field to support also
372 insns of the form x = something + x.
373 (analyze_insn_to_expand_var): Use it.
374 (expand_var_during_unrolling): Likewise.
376 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
378 * predict.c: Include pointer-set.h.
379 (bb_predictions): New variable.
380 (tree_predicted_by_p, tree_predict_edge,
381 remove_predictions_associated_with_edge): Use bb_predictions map
382 instead of bb->predictions.
383 (clear_bb_predictions, assert_is_empty): New functions.
384 (combine_predictions_for_bb): Use bb_predictions map. Call
385 clear_bb_predictions.
386 (tree_estimate_probability): Create and free bb_predictions map.
387 * Makefile.in (predict.o): Add pointer-set.h dependency.
388 * basic-block.h (struct basic_block_def): Remove predictions
390 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
392 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
395 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
398 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
400 * timevar.c (timevar_print): Change reference of --disable-checking to
401 --enable-checking=release. Also warn if assert checking is disabled.
403 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
406 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
407 decl as addressable if the compound literal was marked as
409 Mark the decl as a gimple register if it is a complex or
410 vector decl and does not live in memory.
412 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
414 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
415 (GENERIC_NEXT): New function macro.
416 (PHI_CHAIN): Use phi_node's new chain variable.
417 (tree_phi_node): Change tree_common to tree_base
418 and add the chain field.
419 * tree-phinodes.c (make_phi_node): Don't set
420 TREE_TYPE on the new node.
421 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
422 instead of checking GIMPLE_TUPLE_P in chain_next.
423 * tree-vect-transform.c
424 (get_initial_def_for_induction): Look at
425 PHI_RESULT_TREE for the type of the phi node.
426 (update_vuses_to_preheader): Use PHI_CHAIN
427 instead of TREE_CHAIN on the phi node.
428 * tree-ssa-structalias.c (compute_points_to_sets):
430 (ipa_pta_execute): Likewise.
432 2007-04-21 Richard Guenther <rguenther@suse.de>
435 * fold-const.c (fold_unary): Call fold_convert_const on the
438 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
440 * gcse.c (store_killed_in_insn): Handle PARALLELs.
441 (store_killed_in_pat): New.
443 2007-04-20 Richard Henderson <rth@redhat.com>
446 * config/i386/i386.c (type_has_variadic_args_p): Look for any
447 TREE_LIST with a void_type_node value, not void_list_node exactly.
449 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
451 * doc/standards.texi: Re-arrange into language-specific
452 subsections. Add a C++ section, documenting which standards we
455 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
457 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
458 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
460 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
462 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
463 ecrti.o and crtbegin.o.
464 (LIB_DEFAULT_SPEC): Include -lc.
465 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
467 2007-04-20 Richard Henderson <rth@redhat.com>
470 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
471 argument; update all callers.
472 (get_unaligned_offset): New.
473 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
474 get_unaligned_address, just pass on the address directly.
475 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
476 the subreg in the helper patterns.
477 (unaligned_extendqidi_le): Use get_unaligned_offset.
478 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
479 (unaligned_extendhidi_be): Likewise.
480 (unaligned_extendhidi): Tidy.
481 * config/alpha/alpha-protos.h: Update.
483 2007-04-20 Richard Henderson <rth@redhat.com>
485 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
486 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
487 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
488 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
489 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
490 (CPP_SPEC): Don't include %(cpp_subtarget).
491 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
492 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
493 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
495 2007-04-20 Jakub Jelinek <jakub@redhat.com>
497 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
498 for __builtin_ia32_cmpordss.
500 PR tree-optimization/31632
501 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
502 and arg1 for optimizations of comparison against min/max values.
503 Fold arg0 to arg1's type for optimizations of comparison against
504 min+1 and max-1 values.
506 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
508 * reload.c (combine_reloads): When trying to use a dying register,
509 check whether it's uninitialized and don't use if so.
511 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
513 * fold-const.c: Remove prototypes for native_encode_expr and
514 native_interpret_expr.
515 (native_encode_expr): Make non-static.
516 (native_interpret_expr): Likewise.
517 * tree.h: Add prototypes for the above.
519 2007-04-19 Joseph Myers <joseph@codesourcery.com>
521 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
522 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
523 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
524 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
525 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
526 Add length attributes.
528 2007-04-19 Janis Johnson <janis187@us.ibm.com>
530 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
533 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
534 __STDC_WANT_DEC_FP__.
536 2007-04-19 Joseph Myers <joseph@codesourcery.com>
538 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
539 for long double compatibility.
540 * configure: Regenerate.
542 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
544 PR rtl-optimization/29841
545 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
547 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
548 that may cause control flow transfer from being moved.
550 2007-04-18 Jan Hubicka <jh@suse.cz>
552 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
555 2007-04-18 Eric Christopher <echristo@apple.com>
557 * config/rs6000/darwin.md (load_macho_picbase): Use link register
558 only. Update operands.
559 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
560 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
561 link register to pic register.
563 2007-04-18 Dirk Mueller <dmueller@suse.de>
566 * tree-vrp.c (search_for_addr_array): New.
567 (check_array_bounds): Suppress warning about
568 address taken of array refs if its not de-referenced.
570 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
572 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
573 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
575 * tree-vectorizer.h (NITERS_KNOWN_P): New.
576 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
577 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
579 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
581 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
583 (vect_analyze_scalar_cycles): Fix indentation.
584 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
585 (vect_mark_relevant): Include phis in relevance analysis.
587 * tree-vect-transform.c (vect_transform_loop): Add an assert.
589 2007-04-18 Anatoly Sokolov <aesok@post.ru>
591 * config/avr/avr.c (ptrreg_to_str): Replace error() with
592 output_operand_lossage().
594 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
596 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
597 the unused code for reduction without adjust-in-epilog to simplify the
600 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
602 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
603 (S390_TDC_NEGATIVE_ZERO): New constant.
604 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
605 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
606 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
607 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
608 (S390_TDC_POSITIVE_INFINITY): New constant.
609 (S390_TDC_NEGATIVE_INFINITY): New constant.
610 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
611 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
612 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
613 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
614 (S390_TDC_INFINITY): New constant.
615 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
616 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
617 optimization for UNSPEC_CCZ_TO_INT.
618 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
619 ("*ccz_to_int"): New insn.
620 ("isinf<mode>2"): New insn.
621 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
622 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
623 (UNSPEC_CCZ_TO_INT): New constant.
625 2007-04-18 Richard Guenther <rguenther@suse.de>
627 PR tree-optimization/19431
628 PR tree-optimization/21463
629 * tree-pass.h (pass_phiprop): Declare.
630 * passes.c (init_optimization_passes): New phiprop pass.
631 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
632 (phivn_valid_p): New helper function.
633 (phiprop_insert_phi): Likewise.
634 (propagate_with_phi): Likewise.
635 (tree_ssa_phiprop): New propagator propagating loads
636 through phi nodes if profitable.
638 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
640 * tree-vect-analyze.c (process_use): New function.
641 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
642 Check phis in all bbs.
643 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
646 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
648 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
651 2007-04-17 Anatoly Sokolov <aesok@post.ru>
654 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
657 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
659 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
661 (sse_vmmulv4sf3): Likewise.
662 (sse2_vmaddv2df3): Likewise.
663 (sse2_vmmulv2df3): Likewise.
665 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
667 PR rtl-optimization/31360
668 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
669 (target_reg_cost): New.
670 (init_set_costs): Initialize target_reg_cost. Add comments
671 regarding the rationale of the costs.
672 (global_cost_for_size): Renamed to...
673 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
674 of register pressure.
675 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
676 estimate_reg_pressure_cost. Add number of ivs.
677 (determine_set_costs): Dump target_reg_cost.
678 * loop-invariant.c (gain_for_invariant): Use
679 estimate_reg_pressure_cost. Removed n_inv_uses argument.
680 (best_gain_for_invariant, find_invariants_to_move): Remove
682 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
683 (target_reg_cost): Declare.
684 (global_cost_for_size): Declaration removed.
685 (estimate_reg_pressure_cost): Declare.
687 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
689 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
690 regnos into even/odd register pairs.
691 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
692 TDmode similar to the other floating point modes.
693 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
694 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
696 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
697 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
698 (movdd_hardfloat64): Use TARGET_MFPGPR.
700 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
702 * reload1.c (delete_output_reload): Don't count output in n_inherited.
705 2005-01-05 Richard Henderson <rth@redhat.com>
707 * reload1.c (do_input_reload): Restrict the optimization deleteing
708 a previous output reload to RELOAD_FOR_INPUT.
710 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
712 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
714 (vectorizable_induction): New function declaration.
715 * tree-vect-transform.c (get_initial_def_for_induction): No need to
716 check if already vectorized. Find first place in BB where new stmts
717 can be inserted. Takes only one argument.
718 (vectorizable_induction): New function.
719 (vect_transform_stmt): Add case for induc_vec_info_type to call
720 vectorizable_induction.
721 (vect_transform_loop): Consider phis for vectorization.
722 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
724 (analyze_operations): Call vectorizable_induction when analyzing phis.
726 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
727 (vect_mark_relevant): Include phis in relevance analysis.
728 (vect_mark_stmts_to_be_vectorize): Likewise.
729 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
731 2007-04-16 Lawrence Crowl <crowl@google.com>
733 * doc/invoke.texi (Debugging Options): Add documentation for the
734 -femit-struct-debug options -femit-struct-debug-baseonly,
735 -femit-struct-debug-reduced, and
736 -femit-struct-debug-detailed[=...].
738 * c-opts.c (c_common_handle_option): Add
739 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
740 and OPT_femit_struct_debug_detailed_.
741 * c.opt: Add specifications for
742 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
743 and -femit-struct-debug-detailed[=...].
744 * opts.c (set_struct_debug_option): Parse the
745 -femit-struct-debug-... options.
746 * opts.c (matches_main_base, main_input_basename,
747 main_input_baselength, base_of_path, matches_main_base): Add
748 variables and functions to compare header base name to compilation
750 * opts.c (should_emit_struct_debug): Add to determine to emit a
751 structure based on the option.
752 (dump_struct_debug) Also disabled function to debug this
754 * opts.c (handle_options): Save the base name of the
757 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
758 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
759 This hook indicates if a type is generic. Set it by default
761 * langhooks.h (struct lang_hooks_for_types): Add a new hook
762 to determine if a struct type is generic or not.
763 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
764 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
765 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
768 * flags.h (enum debug_info_usage): Add an enumeration to describe
769 a program's use of a structure type.
770 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
771 to indicate the program's usage of the type. Filter structs based
772 on the -femit-struct-debug-... specification.
773 (gen_type_die): Split into two routines, gen_type_die and
774 gen_type_die_with_usage. gen_type_die is now a wrapper
775 that assumes direct usage.
776 (gen_type_die_with_usage): Replace calls to gen_type_die
777 with gen_type_die_with_usage adding the program usage of
779 (dwarf2out_imported_module_or_decl): Suppress struct debug
780 information using should_emit_struct_debug when appropriate.
782 2007-04-16 Ian Lance Taylor <iant@google.com>
784 PR tree-optimization/31522
785 * tree-vrp.c (vr_phi_edge_counts): New static variable.
786 (vrp_initialize): Allocate vr_phi_edge_counts.
787 (vrp_visit_phi_node): Don't push to infinity if we saw a new
788 executable edge. Drop test for all constants.
789 (vrp_finalize): Free vrp_phi_edge_counts.
791 * doc/cpp.texi (Common Predefined Macros): Clarify description of
792 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
794 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
795 predecessors at head rather than tail.
797 2007-04-16 Matthias Klose <doko@debian.org>
799 * config/alpha/linux.h (CPP_SPEC): Define.
800 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
802 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
804 * function.h: Remove sequence_stack extern declaration.
806 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
808 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
810 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
813 2007-04-16 Anatoly Sokolov <aesok@post.ru>
815 * config/avr/avr.c (avr_arch_types): Rearranging array.
816 (enum avr_arch): Add.
817 (avr_mcu_types): Use avr_arch enumeration constants instead of
819 * config/avr/avr.h (LINK_SPEC): Simplify.
821 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
823 * config/m68k/m68k.c (m68k_libcall_value,
824 m68k_function_value): Use macros for register names more.
826 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
828 (M68K_REGNAME): Use A6_REG.
829 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
831 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
834 * sched-int.h (struct deps): Split field 'pending_lists_length' into
835 'pending_read_list_length' and 'pending_write_list_length'. Update
837 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
838 to handle two length counters instead of one. Update all uses.
839 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
840 two length counters instead of one.
841 * sched-rgn.c (propagate_deps): Update to handle two length counters
844 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
847 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
848 copy of source, pass it to ix86_expand_vector_set and return
851 2007-04-16 David Ung <davidu@mips.com>
852 Joseph Myers <joseph@codesourcery.com>
854 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
855 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
856 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
857 Add 74K processor information.
858 * config/mips/mips.md: Include 74k.md.
859 (cpu): Add 74kc,74kf,74kx.
860 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
861 * config/mips/74k.md: New.
862 * doc/invoke.texi (MIPS Options): Document 74K support.
864 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
866 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
867 vectorizable_* functions.
868 * tree-vect-transform.c (vectorizable_call): Add check for
869 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
870 (vectorizable_store): likewise.
871 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
873 (vectorizable_operation, vectorizable_type_demotion): Likewise.
874 (vectorizable_type_promotion, vectorizable_load): Likewise.
875 (vectorizable_live_operation, vectorizable_condition): Likewise.
876 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
878 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
880 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
882 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
883 register numbers more.
884 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
885 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
886 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
887 FUNCTION_VALUE_REGNO_P): Likewise.
888 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
889 STATIC_CHAIN_REGNUM): Likewise.
890 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
891 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
892 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
893 * config/m68k/m68k.md (FP_REG): New.
895 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
897 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
900 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
902 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
903 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
906 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
908 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
911 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
914 * c-decl.c (finish_decl): Grab the type of the decl after the call
917 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
919 * common.opt (fforward-propagate): Fix "Optimization" annotation.
921 2007-04-14 Jakub Jelinek <jakub@redhat.com>
924 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
925 post dominators and cleanup cfg before returning.
927 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
929 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
930 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
932 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
934 * config.gcc: Recognize fido.
935 * config/m68k/m68k-devices.def (fidoa): New.
936 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
938 (FL_FIDOA, TARGET_FIDOA): New.
939 * config/m68k/m68k.opt (mfidoa): New.
941 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
944 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
945 when a personality function is used.
947 2007-04-13 Bob Wilson <bob.wilson@acm.org>
949 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
951 2007-04-13 Mike Stump <mrs@apple.com>
953 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
955 * config/darwin.opt (fapple-kext): Make C++ only.
956 * config/darwin.c (darwin_override_options): Remove code to ensure
957 -fapple-kext is given for C++ only.
959 2007-04-13 Richard Sandiford <richard@codesourcery.com>
961 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
962 * config/mips/mips.c (override_options): Call
963 SUBTARGET_OVERRIDE_OPTIONS, if defined.
965 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/i386.opt (msvr3-shlib): Removed.
969 * doc/invoke.texi: Remove -msvr3-shlib.
971 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
974 with "popcnt" instruction.
976 2007-04-13 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/21258
979 * tree-vrp.c (compare_case_labels): New helper.
980 (find_switch_asserts): New function.
981 (find_assert_locations): Call it for SWITCH_EXPRs.
983 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
986 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
987 check is now implied in X87_FLOAT_MODE_P.
988 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
989 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
990 (fix_trunc<mode>_i386_fisttp): Ditto.
991 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
992 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
993 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
994 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
995 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
996 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
997 (unnamed_splitters): Ditto.
998 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
999 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1000 FIRST_SSE_REG for local functions when SSE math is enabled or
1001 for functions with sseregparm attribute.
1002 (standard_80387_constant_p): Return -1 if mode is not
1004 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1005 (ix86_expand_compare): Ditto.
1006 (ix86_expand_carry_flag_compare): Ditto.
1007 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1008 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1009 DECIMAL_FLOAT_MODE_P.
1010 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1011 of SCALAR_FLOAT_MODE_P.
1012 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1013 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1014 checks before FLOAT_MODE_P.
1015 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1016 before FLOAT_MODE_P.
1021 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1023 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1024 Charles Wilson <libtool@cwilson.fastmail.fm>
1026 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1027 (libgcc.mvars): Don't depend on them.
1028 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1029 * exec-tool.in: New.
1031 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1033 * doc/invoke.text (--help): Document --help=common.
1035 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1037 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1039 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1041 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1042 * genemit.c (main): Emit #include "integrate.h".
1043 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1044 (LOADGP_RTP): New mips_loadgp_style.
1045 * config/mips/mips.h: Include config/vxworks-dummy.h.
1046 (TARGET_RTP_PIC): New macro.
1047 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1048 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1049 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1051 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1052 -mvxworks-pic when using -mrtp and a PIC option.
1053 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1055 (mips_symbolic_constant_p, mips_symbolic_address_p)
1056 (mips_symbol_insns): Handle SYMBOL_HALF.
1057 (override_options): Warn about -G and -mrtp being used together.
1058 Initialize mips_lo_relocs[SYMBOL_HALF].
1059 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1060 (mips_emit_loadgp): Handle LOADGP_RTP.
1061 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1062 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1063 (tablejump): Handle function-relative case table entries if
1065 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1067 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1069 * config/mips/mips.md (load_call<mode>): Allow any general register.
1071 (sibcall_value_internal, sibcall_value_multiple_internal)
1072 (call_value_internal, call_value_split, call_value_multiple_internal)
1073 (call_value_multiple_split): Remove constraints from operand 0.
1075 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1077 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1078 rather than loadgp_noshared.
1079 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1080 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1082 * config/mips/mips.md (loadgp): Rename to...
1083 (loadgp_newabi): ...this.
1084 (loadgp_noshared): Rename to...
1085 (loadgp_absolute): ...this.
1087 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1089 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1090 false for locally-binding symbols.
1091 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1093 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1095 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1096 (SYMBOL_GOT_PAGE_OFST): ...this.
1097 (SYMBOL_GOT_GLOBAL): Rename to...
1098 (SYMBOL_GOT_DISP): ...this.
1099 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1100 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1101 * config/mips/mips.c (mips_global_symbol_p): New function.
1102 (mips_symbol_binds_local_p): Likewise.
1103 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1104 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1105 and mips_symbol_binds_local_p.
1106 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1107 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1108 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1110 (mips_ok_for_lazy_binding_p): New function.
1111 (mips_load_call_address, mips_expand_call): Use it.
1112 (mips_dangerous_for_la25_p): Likewise.
1113 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1114 (*got_disp<mode>): Use got_disp_operand instead of
1115 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1116 SYMBOL_GOTOFF_GLOBAL.
1117 (*got_page<mode>): Use got_page_ofst_operand instead of
1119 * config/mips/predicates.md (const_call_insn_operand): Use
1120 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1121 (global_got_operand): Rename to...
1122 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1124 (local_got_operand): Rename to...
1125 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1126 of SYMBOL_GOT_LOCAL.
1128 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1130 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1131 TARGET_CALL_CLOBBERED_GP.
1132 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1133 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1134 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1135 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1136 of TARGET_ABICALLS && !TARGET_NEWABI.
1137 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1138 * config/mips/mips.c (mips_load_call_address): Check
1139 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1140 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1141 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1142 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1143 TARGET_ABICALLS && TARGET_NEWABI.
1144 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1146 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1147 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1148 TARGET_ABICALLS && TARGET_NEWABI.
1149 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1150 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1151 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1152 whether indirect calls must use $25.
1153 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1155 * config/mips/mips.md (jal_macro): Check flag_pic and
1156 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1157 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1158 instead of TARGET_ABICALLS.
1159 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1160 TARGET_ABICALLS && TARGET_OLDABI.
1161 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1162 (sibcall): In the comment above the define_insn, mention
1163 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1164 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1165 instead of TARGET_ABICALLS.
1167 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1169 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1170 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1171 (MACFLAGS_MATCH_P): New macro.
1172 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1173 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1174 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1175 the other MACFLAG constants.
1176 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1177 (flag_machi): Tighten constraints. Renumber some of the operands.
1178 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1180 (flag_machi_parts_acconly): New pattern.
1181 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1183 (flag_macinit1hi): Tighten constraints.
1184 (flag_mul_macv2hi_parts_acconly): New pattern.
1186 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1187 Use a more efficient implementation.
1188 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1189 inline sequences when not optimizing for size.
1191 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1192 movhi_high2low): Delete, merge functionality into...
1193 (packv2hi): ... this pattern.
1195 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1196 * config/bfin/bfin.opt (msim): New option.
1197 (mcpu=): New option.
1198 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1199 (bfin_cpu_t): Typedef of enum bfin_cpu.
1200 (bfin_cpu_type): New declaration.
1201 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1202 -msim and -mcpu= options.
1203 (LIB_SPEC): Likewise.
1204 * config/bfin/bfin.c (bfin_cpu_type): Define.
1205 (bfin_handle_option): Handle -mcpu= option.
1206 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1207 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1208 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1210 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1212 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1213 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1214 (powerpc-wrs-vxworksae): Use ${tm_file}.
1215 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1216 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1217 * config/i386/vx-common.h: New file.
1219 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1221 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1224 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1226 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1229 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1233 * c-common.c (c_build_qualified_type): Set canonical type
1236 2007-04-12 Richard Guenther <rguenther@suse.de>
1238 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1239 lower bound and element size if lower bound is not zero
1240 or either of the ARRAY_REF operands is set.
1242 2007-04-12 Richard Guenther <rguenther@suse.de>
1244 PR tree-optimization/24689
1245 PR tree-optimization/31307
1246 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1248 * gimplify.c (canonicalize_addr_expr): To be consistent with
1249 gimplify_compound_lval only set operands two and three of
1250 ARRAY_REFs if they are not gimple_min_invariant. This makes
1251 it never at this place.
1252 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1254 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1256 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1257 null before emitting a .nsubspa directive.
1259 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1261 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1262 need_to_partition_p if there are no memory statements in the
1265 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1267 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1268 (gcd_of_steps_may_divide_p): New function.
1269 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1271 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1273 * reload.c (find_reloads_toplev, find_reloads_address,
1274 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1275 not a pointer equality test, to decide if we need to call
1276 push_reg_equiv_alt_mem.
1278 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1280 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1281 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1282 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1284 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1286 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1287 vector to be positive.
1289 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1293 * doc/invoke.texi: Document --params max-aliased-vops and
1295 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1296 debug_memory_partitions): Move to tree-flow.h
1297 * params.h (AVG_ALIASED_VOPS): Define.
1298 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1300 (mp_info_t): Likewise.
1301 (get_mem_sym_stats_for): New.
1302 (set_memory_partition): Move from tree-flow-inline.h.
1303 (mark_non_addressable): Only clear the set of symbols for the
1304 partition if it exists.
1305 (dump_memory_partitions): Move from tree-ssa-operands.c
1306 (debug_memory_partitions): Likewise.
1307 (need_to_partition_p): New.
1308 (dump_mem_ref_stats): New.
1309 (debug_mem_ref_stats): New.
1310 (dump_mem_sym_stats): New.
1311 (debug_mem_sym_stats): New.
1312 (update_mem_sym_stats_from_stmt): New.
1313 (compare_mp_info_entries): New.
1314 (mp_info_cmp): Call it.
1315 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1317 (get_mpt_for): Move from tree-ssa-operands.c.
1318 (find_partition_for): New.
1319 (create_partition_for): Remove.
1320 (estimate_vop_reduction): New.
1321 (update_reference_counts): New.
1322 (build_mp_info): New.
1323 (compute_memory_partitions): Refactor.
1324 Document new heuristic.
1325 Call build_mp_info, update_reference_counts,
1326 find_partition_for and estimate_vop_reduction.
1327 (compute_may_aliases): Populate virtual operands before
1328 calling debugging dumps.
1329 (delete_mem_sym_stats): New.
1330 (delete_mem_ref_stats): New.
1331 (init_mem_ref_stats): New.
1332 (init_alias_info): Call it.
1333 (maybe_create_global_var): Remove alias_info argument.
1334 Get number of call sites and number of pure/const call sites
1335 from gimple_mem_ref_stats().
1336 (dump_alias_info): Call dump_memory_partitions first.
1337 (dump_points_to_info_for): Show how many times a pointer has
1339 * opts.c (decode_options): For -O2 set --param
1340 max-aliased-vops to 500.
1341 For -O3 set --param max-aliased-vops to 1000 and --param
1342 avg-aliased-vops to 3.
1343 * fortran/options.c (gfc_init_options): Remove assignment to
1345 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1346 * tree-dfa.c (dump_variable): Dump memory reference
1348 Dump NO_ALIAS* settings.
1349 (referenced_var_lookup): Tidy.
1350 (mem_sym_stats): New.
1351 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1352 and ORIG are different SSA names for a memory partition.
1353 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1354 * tree-flow.h (struct mem_sym_stats_d): Define.
1355 (mem_sym_stats_t): Define.
1356 (struct mem_ref_stats_d): Define.
1357 (struct gimple_df): Add field mem_ref_stats.
1358 (enum noalias_state): Define.
1359 (struct var_ann_d): Add bitfield noalias_state.
1360 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1361 debug_mem_ref_stats, debug_memory_partitions,
1362 debug_mem_sym_stats): Declare.
1363 * tree-ssa-structalias.c (update_alias_info): Update call
1364 sites, pure/const call sites and asm sites in structure
1365 returned by gimple_mem_ref_stats.
1366 Remove local variable IS_POTENTIAL_DEREF.
1367 Increase NUM_DEREFS if the memory expression is a potential
1369 Call update_mem_sym_stats_from_stmt.
1370 If the memory references memory, call
1371 update_mem_sym_stats_from_stmt for all the direct memory
1372 symbol references found.
1373 (intra_create_variable_infos): Set noalias_state field for
1374 pointer arguments according to the value of
1375 flag_argument_noalias.
1376 * tree-ssa-structalias.h (struct alias_info): Remove fields
1377 num_calls_found and num_pure_const_calls_found.
1378 (update_mem_sym_stats_from_stmt): Declare.
1379 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1380 Set default value to 100.
1381 (PARAM_AVG_ALIASED_VOPS): Define.
1383 2007-04-11 Richard Guenther <rguenther@suse.de>
1386 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1387 a * -b + c as c - a * b if we honor sign dependent rounding.
1389 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1391 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1393 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1394 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1396 (initialize_trampoline): Don't use old-style function definition.
1397 (bfin_secondary_reload): Mark IN_P argument as unused.
1399 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1401 PR tree-optimization/31343
1402 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1403 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1404 * testsuite/gcc.dg/vect/pr31343.c: New.
1406 2007-04-10 Eric Christopher <echristo@apple.com>
1408 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1409 * config/i386/i386.md (*cmpfp0): Use.
1410 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1411 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1412 (fix_trunc<mode>_i386_fisttp): Ditto.
1413 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1414 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1415 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1416 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1417 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1418 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1419 (unnamed_splitters): Ditto.
1420 * config/i386/i386.c (output_fix_trunc): Assert that
1421 we're not being passed a TFmode operand.
1423 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1425 PR tree-optimization/31526
1426 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1427 n_basic_blocks to find newly added blocks.
1429 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1431 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1433 (fix_trunc<mode>si_sse): Ditto.
1434 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1435 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1436 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1437 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1438 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1439 expander using SSEMODEF mode macro.
1440 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1441 expander using SSEMODEF mode macro.
1442 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1443 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1444 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1445 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1446 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1447 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1448 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1449 Macroize insn using X87MODEF mode macro.
1451 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1453 * config/i386/sse.md (sse2_pinsrw): Removed.
1454 (sse2_pextrw): Renamed to ...
1455 (*sse2_pextrw): This.
1457 2007-04-09 Jan Hubicka <jh@suse.cz>
1460 * config/i386/sse.md
1461 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1462 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1463 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1464 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1466 2007-04-09 Jan Hubicka <jh@suse.cz>
1468 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1469 multiple fields of union.
1471 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1473 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1474 (create_preheaders): Check that loops are available.
1475 (fix_loop_structure): Clean up, improve comments.
1476 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1477 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1479 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1480 * predict.c (tree_estimate_probability): Do not call
1481 calculate_dominance_info. Call create_preheaders.
1482 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1483 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1485 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1486 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1487 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1488 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1491 2007-04-08 Jan Hubicka <jh@suse.cz>
1493 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1494 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1495 * fold-const.c (fold_unary): Use it.
1497 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1499 * varasm.c (assemble_variable): Remove call to
1500 lang_hooks.decls.prepare_assemble_variable.
1501 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1502 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1503 * langhooks.h (lang_hooks_for_decls): Remove
1504 prepare_assemble_variable.
1506 2007-04-08 Mike Stump <mrs@apple.com>
1508 * config/i386/i386.c: Use inc/dec on Core2.
1510 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1512 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1513 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1514 lhd_tree_inlining_end_inlining): Remove.
1515 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1516 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1518 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1519 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1520 lhd_tree_inlining_end_inlining): Remove prototypes.
1521 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1522 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1523 LANG_HOOKS_TREE_INLINING_START_INLINING,
1524 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1526 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1529 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1532 * config/avr/predicates.md (io_address_operand): Delete predicate.
1533 (low_io_address_operand): Don't use 'mode' argument.
1534 (higth_io_address_operand): Rename ...
1535 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1536 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1539 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1541 Revert change removing staticp.
1543 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1546 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1549 2007-04-07 Bruce Korb <bkorb@gnu.org>
1551 * c.opt: Add -Wformat-contains-nul.
1552 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1554 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1555 the NUL byte warning.
1557 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1559 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1561 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1563 * tree.c (staticp): No longer use staticp langhook.
1564 * langhooks.c (lhd_staticp): Removed.
1565 * langhooks.h (struct lang_hooks): Remove staticp.
1566 * c-common.c (c_staticp): Remove.
1567 * c-common.h (c_staticp): Ditto.
1568 * langhooks-defs.h (lhd_staticp): Ditto.
1569 (LHD_HOOKS_STATICP): Ditto
1570 * tree.h (gcc_assert_lowered): New macro.
1572 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1574 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1575 argument "reliable".
1576 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1577 Add argument "reliable". Propagate it through calls.
1578 (infer_loop_bounds_from_undefined): Derive number of iterations
1579 estimates from references in blocks that do not dominate loop latch.
1580 (gcov_type_to_double_int): New function.
1581 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1582 and expected_loop_iterations_unbounded.
1583 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1584 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1585 * tree-data-ref.c (estimated_loop_iterations): Export.
1586 (get_references_in_stmt): Fix -- do not return addresses of local
1588 * cfgloop.h (expected_loop_iterations_unbounded,
1589 estimated_loop_iterations): Declare.
1591 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1593 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1595 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1597 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1598 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1599 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1600 Use output_387_reg_move().
1601 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1602 expander using X87MODEF12 mode macro.
1603 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1604 choosing register preferences. Use output_387_reg_move().
1605 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1606 instead of "x". Use output_387_reg_move().
1607 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1608 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1609 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1610 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1611 Use output_387_reg_move().
1612 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1614 (*truncxf?f_i387 splitter): Ditto.
1616 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1618 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1619 LANG_HOOKS_SAFE_FROM_P.
1620 * expr.c (safe_from_p): Remove langhook call.
1621 * langhooks.h (lang_hooks): Remove safe_from_p.
1622 (lhd_safe_from_p): Remove prototype.
1623 * langhooks.c (lhd_safe_from_p): Remove.
1625 2007-04-06 Jan Hubicka <jh@suse.cz>
1627 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1630 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1632 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1633 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1634 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1635 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1637 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1638 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1640 2007-04-05 Richard Henderson <rth@redhat.com>
1642 * config/alpha/alpha.c (print_operand) [+]: Remove.
1643 (alpha_end_function): Print nop if call at end of function.
1644 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1645 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1646 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1647 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1648 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1649 the call pattern. Update peepholes to match.
1651 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1653 * doc/extend.texi (Other Builtins): Add decimal float variants
1655 * builtins.def: Ditto.
1656 * builtins.c (expand_builtin): Ditto.
1658 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1659 H.J. Lu <hongjiu.lu@intel.com>
1662 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1663 of V8HImode when calling ix86_binary_operator_ok.
1664 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1665 (sdot_prodv8hi): Operands 1 and 2 must be register.
1667 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1669 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1670 initialize align to silence bogus warning.
1672 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1675 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1677 (struct sra_walk_fns): Remove use_all parameter from use.
1678 (sra_hash_tree): Handle BIT_FIELD_REFs.
1679 (sra_elt_hash): Don't hash bitfld blocks.
1680 (sra_elt_eq): Skip them in parent compares as well. Handle
1682 (sra_walk_expr): Don't maintain or pass down use_all_p.
1683 (scan_use): Remove use_all parameter.
1684 (scalarize_use): Likewise. Re-expand assignment to
1685 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1686 output, and re-scalarize after output. Don't mark anything
1688 (scalarize_ldst): Adjust.
1689 (scalarize_walk_gimple_modify_statement): Likewise.
1690 (build_element_name_1): Handle BIT_FIELD_REFs.
1691 (instantiate_element): Don't warn for any element whose parent
1693 (instantiate_missing_elements_1): Return the sra_elt.
1694 (canon_type_for_field): New.
1695 (try_instantiate_multiple_fields): New.
1696 (instantiate_missing_elemnts): Use them.
1697 (mark_no_warning): Removed.
1698 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1699 (REPLDUP, sra_build_elt_assignment): New.
1700 (generate_copy_inout): Use them.
1701 (generate_element_copy): Likewise. Handle bitfld differences.
1702 (generate_element_zero): Don't recurse for blocks. Use
1703 sra_build_elt_assignment.
1704 (generate_one_element_int): Take elt instead of var. Use
1705 sra_build_elt_assignment.
1706 (generate_element_init_1): Adjust.
1707 (scalarize_use, scalarize_copy): Use REPLDUP.
1708 (scalarize_ldst): Move assert before dereference.
1709 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1711 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1713 * regmove.c: Fix unused variable warnings due to previous commit.
1715 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1717 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1718 (regmove_bb_head): Remove.
1719 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1720 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1721 problems with fixup_match_1.
1722 Don't initialize/free regmove_bb_head.
1724 (reg_is_remote_constant_p): If an insn is in the same basic block
1725 but not before INSN, consider it remote, too.
1727 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1730 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1731 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1733 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1735 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1736 (CONDITIONAL_REGISTER_USAGE): Likewise.
1738 2007-04-04 Richard Henderson <rth@redhat.com>
1740 * config/alpha/lib1funcs.asm: Remove unused file.
1742 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1745 * opts.c (print_specific_help): Fix --help=<language>
1747 (common_handle_option): Support --help=common.
1749 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1752 * gcc.c (main): Do not run the linker if
1753 print_subprocess_help indicates that it shouldn't be
1756 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1759 * doc/invoke.texi (--help=): Document <languages> value, fix
1760 formatting in tables of values.
1762 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1764 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1765 dllimport attribute of virtual methods.
1767 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1769 * config/score/crti.asm: Change _bss_start to __bss_start.
1770 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1771 (OUTGOING_REG_PARM_STACK_SPACE) update.
1772 * config/score/score.opt: add options to make backend support
1773 score5, score5u, score7 and score7d.
1774 * config/score/score.md: Likewise.
1775 * config/score/misc.md: Likewise.
1776 * config/score/mac.md: Likewise.
1777 * doc/invoke.texi: Likewise.
1778 * doc/md.texi: update constraints define.
1780 2007-04-03 Richard Henderson <rth@redhat.com>
1782 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1783 an appropriate type, use the mode instead.
1785 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1787 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1788 Set the default --with-arch setting to mips2.
1789 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1790 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1791 (MULTILIB_OSDIRNAMES): Delete.
1792 (MULTILIB_DIRNAMES): Define.
1793 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1794 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1795 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1796 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1797 VXWORKS_OS_CPP_BUILTINS.
1798 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1799 (MIPS_DEBUGGING_INFO): Undefine.
1800 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1802 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1805 * fold-const.c (native_encode_real): Encode real.c provided longs
1806 as a series of 32-bit native integers.
1807 (native_interpret_real): Interpret buffer as a series of 32-bit
1810 2007-04-03 Richard Guenther <rguenther@suse.de>
1812 * genpreds.c (write_insn_constraint_len): Write function
1813 optimized for CONSTRAINT_LEN implementation.
1814 (write_tm_preds_h): Output insn_constraint_len inline and
1815 use it for CONSTRAINT_LEN.
1816 (write_insn_preds_c): Don't output insn_constraint_len.
1817 * doc/md.texi (define_register_constraint): Document multi-letter
1818 constraints shall have the same length if they start with the same
1821 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/i386.md (isinf<mode>2): Expand only when
1825 TARGET_C99_FUNCTIONS is set.
1827 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1829 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1830 (x86_64-*-linux*): Ditto.
1831 * config/i386/i386.opt (mpc): New option.
1832 * config/i386/i386.c (overrride_options): Handle
1833 ix87_precision_string.
1834 * config/i386/crtprec.c: New file.
1835 * config/i386/t-crtpc: Ditto.
1836 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1838 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1839 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1840 crtprec32.o, crtprec64.o and crtprec80.o.
1842 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1844 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1846 2007-04-02 Eric Christopher <echristo@apple.com>
1848 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1849 limitations on darwin.
1851 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1854 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1856 2007-04-02 Dave Korn <dave.korn@artimi.com>
1858 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1860 2007-04-02 Dave Korn <dave.korn@artimi.com>
1862 * libgcc2.h (exception_descriptor): Don't forward-declare.
1863 (__get_eh_table_language, __get_eh_table_version): Delete
1864 prototypes of long-dead functions.
1866 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1868 * ebitmap.h: New file
1869 * ebitmap.c: New file
1870 * Makefile.in (ebitmap.o): New target.
1872 2007-04-01 Jan Hubicka <jh@suse.cz>
1874 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1875 before very first instruction.
1877 2007-04-01 Jan Hubicka <jh@suse.cz>
1879 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1880 waring on 64bit hosts.
1881 * bitmap.h: Fix typo in bitmap_head_def.
1883 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1885 PR rtl-optimization/31391
1886 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1887 into a DELETED_LABEL note, and the label is in an empty basic
1888 block, update BB_END as well as BB_HEAD.
1890 2007-04-01 Richard Henderson <rth@redhat.com>
1892 PR tree-optimization/31169
1893 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1894 to varying if the range is outside [0, prec-1].
1896 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1899 * config/mips/mips.md (load_const_gp): New insn.
1900 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1901 the MIPS16 GP pseudo register if no_new_pseudos.
1902 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1904 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1907 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1909 (call_value): Likewise.
1911 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1912 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1915 * doc/invoke.texi: (optimization options): Reword description
1916 of -ffast-math. Document its primary purpose.
1918 2007-03-31 Richard Guenther <rguenther@suse.de>
1920 * omp-low.c (splay-tree.h): Include.
1921 (lookup_decl): Replace splay-tree usage by pointer-map.
1922 (maybe_lookup_decl): Likewise.
1923 (new_omp_context): Likewise.
1924 (delete_omp_context): Likewise.
1925 * gimplify.c (splay-tree.h): Include.
1926 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1928 (remap_ssa_name): Likewise.
1929 (remap_decl): Likewise.
1930 (remap_type_1): Likewise.
1931 (remap_type): Likewise.
1932 (copy_body_r): Likewise.
1933 (expand_call_inline): Likewise.
1934 (clone_body): Likewise.
1935 (copy_tree_r): Likewise.
1936 (remap_save_expr): Likewise.
1937 (unsave_r): Likewise.
1938 (unsave_expr_now): Likewise.
1939 (tree_function_versioning): Likewise.
1940 (build_duplicate_type): Likewise.
1941 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1942 (struct copy_body_data): Replace splay-tree by pointer-map.
1943 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1944 not $(SPLAY_TREE_H).
1945 (gimplify.o): Depend on $(SPLAY_TREE_H).
1946 (omp-low.p): Likewise.
1948 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1950 * config/avr/predicates.md (even_register_operand,
1951 odd_register_operand): New predicates.
1952 * config/avr/avr.md (movw peephole2): New.
1953 (movw_r peephole2): New.
1955 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1957 * tree.h (get_signed_or_unsigned_type): New.
1958 * fold-const.c (operand_equal_for_comparison_p): Use
1959 get_signed_or_unsigned_type instead of
1960 lang_hooks.types.signed_or_unsigned_type.
1961 * expr.c (store_expr): Ditto.
1962 * langhooks.c (get_signed_or_unsigned_type): New.
1963 (lhd_signed_or_unsigned_type): New.
1964 * langhooks.h (lhd_signed_or_unsigned_type): New.
1965 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1967 2007-03-30 Richard Henderson <rth@redhat.com>
1969 * tree-ssa-loop-ivopts.c: Include target.h.
1970 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1971 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1972 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1973 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1975 2007-03-30 Richard Henderson <rth@redhat.com>
1976 Kai Tietz <kai.tietz@onevision.com>
1978 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1980 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1981 (TARGET_64BIT_MS_ABI): New.
1982 (DBX_REGISTER_NUMBER): Handle 64-bit.
1983 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1984 (LONG_TYPE_SIZE): Force to 32.
1985 (REG_PARM_STACK_SPACE): New.
1986 (OUTGOING_REG_PARM_STACK_SPACE): New.
1987 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1988 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1989 (STACK_BOUNDARY): Use 128 for 64-bit.
1990 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1991 Add 64-bit implementation.
1992 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1994 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1995 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1996 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1997 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1998 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1999 TARGET_64BIT_MS_ABI.
2000 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2001 (ix86_pass_by_reference): Likewise.
2002 (ix86_function_value_regno_p): Likewise.
2003 (ix86_build_builtin_va_list): Likewise.
2004 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2005 (function_arg_advance_ms_64): New.
2006 (function_arg_advance): Call it.
2007 (function_arg_ms_64): New.
2008 (function_arg): Call it.
2009 (function_value_ms_64): New.
2010 (ix86_function_value_1): Call it.
2011 (return_in_memory_ms_64): New.
2012 (ix86_return_in_memory): Call it.
2013 (setup_incoming_varargs_ms_64): New.
2014 (ix86_setup_incoming_varargs): Call it.
2015 (ix86_expand_prologue): Handle 64-bit stack probing.
2016 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2017 (output_pic_addr_const): Likewise.
2018 (x86_this_parameter): Likewise.
2019 (x86_output_mi_thunk): Likewise.
2020 (x86_function_profiler): Likewise.
2021 (TARGET_STRICT_ARGUMENT_NAMING): New.
2022 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2023 (TARGET_64BIT_MS_ABI): New.
2024 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2025 * config/i386/i386.md (allocate_stack_worker): Remove.
2026 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2027 describe the clobber of eax without a match_scratch.
2028 (allocate_stack_worker_postreload): Remove.
2029 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2030 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2031 (allocate_stack_worker_rex64_postreload): Remove.
2032 (allocate_stack): Handle 64-bit.
2033 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2034 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2035 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2036 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2037 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2038 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2039 * config.build (x86_64-*-mingw*): New host.
2040 * config.host (x86_64-*-mingw*): New host.
2041 * config.gcc (x86_64-*-mingw*): New target.
2042 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2044 2007-03-30 Richard Henderson <rth@redhat.com>
2045 Kai Tietz <kai.tietz@onevision.com>
2047 * c-pragma.c (struct def_pragma_macro_value): New.
2048 (struct def_pragma_macro): New.
2049 (pushed_macro_table): New.
2050 (dpm_hash, dpm_eq): New.
2051 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2052 (init_pragma): Install them.
2053 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2055 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2057 * config/avr/avr.c (avr_override_options): Clear
2058 'flag_delete_null_pointer_checks'.
2060 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2063 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2064 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2065 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2066 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2067 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2068 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2069 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2071 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2073 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2075 * regmove.c: Move all of pass_stack_adjustments from here...
2076 * combine-stack-adj.c: ...to this new file.
2077 * Makefile.in: Add rules for combine-stack-adj.o.
2079 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2081 PR tree-optimization/31383
2082 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2083 to have the same length.
2085 2007-03-30 Jan Hubicka <jh@suse.cz>
2088 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2089 availablility; add more sanity checking; ask varpool only about
2092 2007-03-29 Richard Henderson <rth@redhat.com>
2094 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2095 to decide, but __SIZEOF_LONG_LONG__.
2097 2007-03-29 Richard Henderson <rth@redhat.com>
2099 * emutls.c (struct __emutls_array): New.
2100 (emutls_destroy): Use it instead of casting element 0 from void*.
2101 (__emutls_get_address): Likewise.
2103 2007-03-29 Richard Henderson <rth@redhat.com>
2105 * varasm.c (initializer_constant_valid_p): Don't deny
2106 DECL_DLLIMPORT_P on functions.
2108 * config/i386/cygming.h: Remove function declarations.
2109 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2110 (ASM_OUTPUT_LABELREF): Remove.
2111 (COMMON_ASM_OP): Remove.
2112 (ASM_OUTPUT_COMMON): Remove.
2113 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2114 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2115 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2116 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2117 Rename from TARGET_ENCODE_SECTION_INFO.
2118 * config/i386/netware.h: Likewise.
2119 * config/i386/i386-protos.h: Update.
2120 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2121 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2122 (legitimate_constant_p): Reject dllimports.
2123 (dllimport_map, get_dllimport_decl): New.
2124 (legitimize_dllimport_symbol): New.
2125 (legitimize_address, ix86_expand_move): Use it.
2126 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2127 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2128 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2129 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2130 * config/i386/predicates.md (constant_call_address_operand): Only
2131 accept symbols; reject dllimport_p symbols.
2132 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2133 i386_pe_maybe_record_exported_symbol.
2134 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2135 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2136 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2137 trust the setting of DECL_DLLIMPORT_P.
2138 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2139 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2140 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2141 tidy the argument scanning loop.
2142 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2143 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2144 (i386_pe_strip_name_encoding): Remove.
2145 (i386_pe_binds_local_p): New.
2146 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2147 (i386_pe_output_labelref): Remove.
2148 (i386_pe_asm_output_aligned_decl_common): New.
2149 (i386_pe_maybe_record_exported_symbol): Rename from
2150 i386_pe_record_exported_symbol; check for dllexported symbols.
2152 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2154 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2155 add comment explaining why vsnprintf cannot be used.
2157 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2159 PR tree-optimization/30666
2160 * tree.c (build_complex_type): When creating type names for DWARF2
2161 debug info, create TYPE_DECLs for TYPE_NAME instead of
2163 (build_common_tree_nodes_2): Use build_complex_type when building
2164 predefined complex types, to preserve canonical types.
2166 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2168 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2169 (noce_get_alt_condition): Look at it to determine whether to
2170 reverse the condition or not.
2171 (noce_get_condition): Substitute the truth for lies.
2172 (noce_find_if_block): Set the then_else_reversed field.
2174 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2176 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2177 destination of this insn.
2178 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2179 than calling gen_rtx_SET directly. Use r0 to hold the value of
2180 'address + 4' rather than a stack based temporary which can be
2183 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2185 * config/s390/s390.c (s390_secondary_input_reload_class,
2186 s390_secondary_output_reload_class): Functions removed.
2187 (s390_secondary_reload): New function.
2188 (TARGET_SECONDARY_RELOAD): Target macro defined.
2189 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2190 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2191 * config/s390/s390.md ("reload_outti", "reload_outdi",
2192 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2193 "reload_out<mode>"): Expanders removed.
2194 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2195 "reload<mode>_nonoffmem_out"): Expanders added.
2197 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2199 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2200 SRC->DEST replacement failed anyway.
2202 2007-03-28 Mike Stump <mrs@apple.com>
2204 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2205 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2206 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2208 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2210 * config.gcc: Accept barcelona as a variant of amdfam10.
2211 * config/i386/i386.c (override_options): Likewise.
2212 * doc/invoke.texi: Likewise.
2214 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2216 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2217 offsets for BIT_FIELD_REF and COMPONENT_REF.
2219 2007-03-28 Richard Guenther <rguenther@suse.de>
2221 * tree.c (is_global_var): Move ...
2222 * tree-flow-inline.h (is_global_var): ... here.
2223 * tree.h (is_global_var): Remove declaration.
2225 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2229 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2230 * config/i386/i386.c (ix86_tune_features): Initialize new
2232 * config/i386/predicates.md (promotable_binary_operator): Use
2233 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2235 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2238 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2240 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2242 * config/fr30/fr30.md (movsi_internal): Change destination
2243 constraint from m to V and add m to the end.
2245 2007-03-28 Christian Bruel <christian.bruel@st.com>
2247 * config/sh/sh.md (movsi_i): Fix type attribute.
2249 2007-03-28 Christian Bruel <christian.bruel@st.com>
2251 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2252 (movsf_ie): Likewise.
2254 2007-03-28 Christian Bruel <christian.bruel@st.com>
2256 * config.gcc: Add sh4-300 to multilib.
2257 * config/sh/t-mlib-sh4-300: New file.
2259 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2261 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2262 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2264 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2265 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2266 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2267 "fixuns_trunctddi2"): Whitespace fix.
2269 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2271 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2272 the definition of struct sh_args.
2273 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2274 CALL_COOKIE_INT_REG_GET): Likewise.
2276 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2278 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2279 transformations are applied successfully.
2281 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2283 * tree.c (tree_contains_struct): Permit 512 tree codes.
2284 * tree.h (tree_contains_struct): Ditto.
2285 (MAX_TREE_CODES): Ditto.
2286 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2287 SPARE member to store remaining padding bits.
2289 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2291 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2294 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2296 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2297 * configure: Regenerate.
2299 * configure: Regenerate using the correct version of autoconf.
2301 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2303 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2305 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2306 regs to "__SP_L__" and "__SP_H__".
2308 2007-03-27 Richard Guenther <rguenther@suse.de>
2310 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2311 computations with it with a HOST_WIDE_INT variable.
2313 2007-03-26 Mike Stump <mrs@apple.com>
2315 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2316 objective-c-header, objective-c++-header and objc++-cpp-output
2318 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2320 2007-03-26 Richard Henderson <rth@redhat.com>
2323 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2324 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2325 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2326 IX86_BUILTIN_PSRLQ128): New.
2327 (ix86_init_mmx_sse_builtins): Add them.
2328 (ix86_expand_builtin): Expand them.
2329 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2330 operand 2 be TImode.
2331 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2332 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2333 _mm_srli_epi64): Mark __B const.
2334 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2335 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2336 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2337 new two-vector shift builtins.
2339 2007-03-26 Ian Lance Taylor <iant@google.com>
2341 PR tree-optimization/31345
2342 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2343 [+INF, +INF(OVF)] into VARYING.
2345 2007-03-26 Zack Weinberg <zackw@panix.com>
2347 * gengtype-parse.c: New file.
2348 * gengtype-yacc.y: Delete.
2349 * gengtype-lex.l: Don't include gengtype-yacc.h.
2350 Define YY_DECL and yyterminate appropriately for recursive
2351 descent parser. yylval is now a string out-parameter to yylex.
2352 (HWS, EOID): New shorthand.
2353 (IWORD): Add a couple more types.
2354 (yylex): Add a setup stanza. Remove the complex rules for
2355 detecting GTY'ed types and typedefs; replace with simple
2356 keyword detectors. Adjust everything for the changed
2357 definition of yylval. Ignore all pp-directives, not just #define.
2359 (parse_file): Rename yybegin; do not call yyparse.
2361 * gengtype.c (xasprintf): Export again.
2362 (this_file): New. Use everywhere __FILE__ was being used.
2363 (get_lang_bitmap): Special case types defined in gengtype.c.
2364 (do_typedef, new_structure): Suppress definition of certain types.
2365 (new_structure): Improve diagnostics of duplicate definitions.
2366 Make sure location_s is associated with input.h.
2367 (nreverse_pairs, define_location_structures): New functions.
2368 (main): Improve tagging of kludge types. Remove old kludges
2369 for input.h types; use define_location_structures.
2370 * gengtype.h: Update prototypes. Define token codes here.
2371 * Makefile.in: Remove all references to gengtype-yacc.
2372 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2374 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2375 add GTY((skip)) to the field that's only conditionally there.
2376 * doc/install.texi: Document that Bison is no longer required
2377 unless building treelang.
2379 * gengtype.c: Don't include gtyp-gen.h.
2380 (srcdir): Declare here.
2381 (base_files, lang_dir_names): Allocate dynamically.
2382 (gt_files, num_gt_files, num_lang_dirs): New globals.
2383 (measure_input_list, read_input_line, read_input_list)
2384 (set_lang_bitmap): New functions.
2385 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2386 simplify, relying on read_input_list to set up the bitmaps.
2387 (main): Arguments are no longer unused. Check for correct number
2388 of command line arguments, set srcdir and srcdir_len, then call
2389 read_input_list, before doing anything else. No need to worry
2390 about duplicates in main loop.
2391 * configure.ac: Simplify the calculation of all_gtfiles.
2392 Put language tags in there. Don't set or substitute
2393 all_gtfiles_files_langs or all_gtfiles_files_frags.
2394 * Makefile.in: Revamp the way gengtype is invoked, now that it
2395 takes a file on its command line with a much simpler format.
2396 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2397 (GTFILES): Remove duplicates and C source files.
2398 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2399 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2400 * configure: Regenerate.
2402 * gengtype.h: Remove all type definitions to gengtype.c; leave
2403 only definitions of options_p, type_p, and pair_p as opaque
2404 pointers. Update prototypes.
2405 * gengtype.c: Many type definitions moved here from gengtype.h.
2406 Consolidate type definitions at the top of the file.
2407 (xvasprintf): Delete.
2408 (xasprintf): Make static.
2409 (create_nested_pointer_option): Add 'next' parameter.
2410 (create_field_all, create_field_at): New functions.
2411 (create_field): Now a thin wrapper around create_field_all.
2412 (create_optional_field): Rename create_optional_field_ and add
2413 line argument. Original name is now a macro which supplies
2415 (oprintf): Use vsnprintf directly.
2416 (close_output_files): Use fatal rather than perror/exit.
2417 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2418 (main): Set progname. Don't use exit.
2419 * gengtype-yacc.y (struct_fields): Use create_field_at.
2420 (option, optionseqopt): Delete.
2421 (optionseq): Consolidate productions from option here so we
2422 can use the first argument to create_option.
2424 * gengtype-lex.l: Distinguish unions from structures in the
2425 token type. Don't call find_structure; return the tag as a string.
2426 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2427 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2428 Reorganize typedef_struct production accordingly.
2429 Use create_nested_ptr_option.
2430 * gengtype.c (create_nested_ptr_option): New function.
2431 * gengtype.h: Declare it.
2433 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2434 (string_type): Don't declare.
2435 (do_scalar_typedef): Declare.
2436 (create_scalar_type): Update prototype.
2437 * gengtype.c (string_type): Make static.
2438 (scalar_nonchar, scalar_char): New.
2439 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2440 (resolve_typedef): Use scalar_nonchar for error recovery.
2441 (create_scalar_type): Remove name_len field. Return scalar_char
2442 or scalar_nonchar as appropriate.
2443 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2445 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2447 (main): Initialize scalar_char and scalar_nonchar before calling
2449 * gengtype-lex.l: Adjust for removal of second argument to
2450 create_scalar_type. Use yylval.s instead of yylval.t when
2452 * gengtype-yacc.y: Type of SCALAR is string. Call
2453 create_scalar_type from type:SCALAR rule. Adjust for removal of
2454 second argument to create_scalar_type.
2456 * vec.h: Remove all #if IN_GENGTYPE blocks.
2457 Add comment saying that changes may require adjustments to gengtype.
2458 * gengtype.c: Don't include coretypes.h or tm.h.
2459 Add comment to inclusion of errors.h.
2460 (note_def_vec, note_def_vec_alloc): New functions.
2461 * gengtype.h: Declare new functions.
2462 * gengtype-lex.l: Don't include coretypes.h.
2463 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2465 (update_lineno): Remove unnecessary prototype.
2466 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2467 (VEC rule): Just return VEC_TOKEN.
2468 * gengtype-yacc.y (VEC_TOKEN): New token type.
2469 (type): Add a production for VEC(a,b).
2470 * Makefile.in: Update dependencies.
2472 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2473 typedefs that use the old PARAMS macro.
2475 * gengtype-lex.l: Remove all rules and states relating to yacc
2477 * gengtype-yacc.y: Similarly.
2478 * gengtype.c (note_yacc_type): Delete function.
2479 * gengtype.h: Update prototypes.
2481 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2483 * tree-pretty-print.c (dump_generic_node): Report precision of
2484 unnamed integer types.
2486 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2488 * ifcvt.c (noce_try_store_flag_constants): Don't check
2489 no_new_pseudos here.
2490 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2491 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2492 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2493 noce_try_sign_mask): Likewise.
2494 (if_convert): Check no_new_pseudos here.
2496 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2498 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2499 (noce_get_condition): Handle new then_else_reversed argument.
2500 (noce_init_if_info): Remove, fold into noce_find_if_block.
2501 (noce_process_if_block): Take a struct noce_if_info as the
2502 argument. Don't set up one based on ce_if_info. Update pointer
2503 references accordingly.
2504 (cond_move_process_if_block): Likewise.
2505 (process_if_block): Removed.
2506 (find_if_block): Removed. Move functionality two new functions,
2507 noce_find_if_block and cond_exec_find_if_block.
2508 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2509 blocks and the symmetric IF-ELSE-JOIN case.
2510 (cond_exec_find_if_block): Also new function mostly based on old
2511 find_if_block and process_if_block.
2512 (find_if_header): Replace find_if_block call with separately
2513 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2514 (find_cond_trap): Update noce_get_condition call.
2515 (dead_or_predicable): Likewise.
2517 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2519 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2521 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2522 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2523 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2524 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2525 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2526 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2527 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2528 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2529 __builtin_ia32_psrad128 builtins.
2531 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2533 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2534 * config/i386/constraints.md
2535 (define_constraint "I"): Use IN_RANGE macro.
2536 (define_constraint "J"): Ditto.
2537 (define_constraint "K"): Ditto.
2538 (define_constraint "M"): Ditto.
2539 (define_constraint "N"): Ditto.
2540 (define_constraint "O"): Ditto.
2541 * config/i386/predicates.md
2542 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2543 (define_predicate "const_0_to_3_operand"): Ditto.
2544 (define_predicate "const_0_to_7_operand"): Ditto.
2545 (define_predicate "const_0_to_15_operand"): Ditto.
2546 (define_predicate "const_0_to_63_operand"): Ditto.
2547 (define_predicate "const_0_to_255_operand"): Ditto.
2548 (define_predicate "const_1_to_31_operand"): Ditto.
2549 (define_predicate "const_2_to_3_operand"): Ditto.
2550 (define_predicate "const_4_to_7_operand"): Ditto.
2552 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2554 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2555 in SImode for save_world.
2556 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2559 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2561 PR tree-optimization/30784
2562 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2565 2007-03-25 Revital Eres <eres@il.ibm.com>
2567 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2568 Fold movement_possibility function into it.
2570 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2572 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2573 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2574 (call_indirect_nonlocal_darwin64): Same.
2575 (call_nonlocal_darwin64): Same.
2576 (call_value_indirect_nonlocal_darwin64): Same.
2577 (call_value_nonlocal_darwin64): Same.
2578 (sibcall_nonlocal_darwin64): Same.
2579 (sibcall_value_nonlocal_darwin64): Same.
2580 (sibcall_symbolic_64): Same.
2581 (sibcall_value_symbolic_64): Same.
2582 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2584 (rs6000_emit_load_toc_table): Same.
2585 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2586 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2592 (load_toc_v4_pic_si): Same
2593 (load_toc_v4_PIC_1): Same.
2594 (load_toc_v4_PIC_1b): Same.
2595 (call_indirect_aix{32,64}): Same.
2596 (call_value_indirect_aix{32,64}): Same.
2599 (call_local{32,64}): Same.
2600 (call_value_local{32,64}): Same.
2601 (call_indirect_nonlocal_aix{32,64}): Same.
2602 (call_nonlocal_aix{32,64}): Same.
2603 (call_value_indirect_nonlocal_aix{32,64}): Same.
2604 (call_value_nonlocal_aix{32,64}): Same.
2605 (call_indirect_nonlocal_sysv<mode>): Same.
2606 (call_nonlocal_sysv<mode>): Same.
2607 (call_value_indirect_nonlocal_sysv<mode>): Same.
2608 (call_value_nonlocal_sysv<mode>): Same.
2610 (sibcall_local{32,64}): Same.
2611 (sibcall_value_local{32,64}): Same.
2612 (sibcall_nonlocal_aix{32,64}): Same.
2613 (sibcall_value_nonlocal_aix{32,64}): Same.
2614 (sibcall_nonlocal_sysv<mode>): Same.
2615 (sibcall_value): Same.
2616 (sibcall_value_nonlocal_sysv<mode>): Same.
2618 2007-03-24 Paul Brook <paul@codesourcery.com>
2620 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2621 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2623 2007-03-24 Richard Henderson <rth@redhat.com>
2625 * config/ia64/constraints.md: New file.
2626 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2627 satisfies_constraint_?.
2628 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2629 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2630 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2631 ia64_output_mi_thunk): Likewise.
2632 (ia64_const_ok_for_letter_p): Remove.
2633 (ia64_const_double_ok_for_letter_p): Remove.
2634 (ia64_extra_constraint): Remove.
2635 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2636 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2637 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2638 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2639 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2640 EXTRA_MEMORY_CONSTRAINT): Remove.
2641 * config/ia64/ia64.md: Include constriants.md. Replace
2642 CONST_OK_FOR_? with satisfies_constraint_?.
2644 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2645 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2649 (name macros): Use DPD_BID_NAME to convert names properly.
2651 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2652 decimal floating point format.
2653 (init_floating_libfuncs): Change decimal functions so that they
2654 have a "bid_" prefix if the decimal system uses the BID format,
2655 and "dpd_" prefix if the decimal system uses the DPD format.
2656 (init_interclass_conv_libfuncs): Ditto.
2657 (init_intraclass_conv_libfuncs): Ditto.
2659 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2660 using the BID format.
2662 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2663 whether we are using the BID decimal format.
2664 * configure: Regenerate.
2666 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2667 the compiler has decimal floating point enabled. Define
2668 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2671 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2672 using the BID format.
2674 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2675 whether we are using the BID decimal format.
2676 * configure: Regenerate.
2678 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2679 the compiler has decimal floating point enabled. Define
2680 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2683 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2684 options, and that it is enabled for i386/x86_64 systems.
2686 * Makefile.in (enable_decimal_float): New.
2688 (DECNUMINC): Add -I$(DECNUMFMT).
2689 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2690 to $(DECNUMFMT) from $(DECNUM).
2692 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2693 Substitute enable_decimal_float.
2694 * configure: Regenerated.
2697 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2700 * configure.ac: Enable decimal float for x86_64-*-linux*.
2701 * configure: Regenerated.
2704 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2705 decimal128ClearSign to flip and clear the sign bit in decimal128.
2706 (decimal_real_maxval): Set decimal128SetSign to set the sign
2709 2007-03-23 Ian Lance Taylor <iant@google.com>
2711 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2713 2007-03-23 Ian Lance Taylor <iant@google.com>
2715 * tree-dump.c (dump_files): Correct comment.
2717 2007-03-23 Ian Lance Taylor <iant@google.com>
2719 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2721 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2723 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2724 in cfglayout mode. Don't go into and out of cfglayout mode.
2725 Link the blocks in the order of the constructed traces.
2726 (rest_of_handle_tracer): Adjust call to tracer.
2727 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2728 Don't go into cfglayout mode.
2729 (rtl_loop_done): Don't go out of cfglayout mode.
2730 * cfglayout.c (relink_block_chain): New function, split out from...
2731 (fixup_reorder_chain): ...here. Remove redundant checking.
2732 (cfg_layout_finalize): Don't clear the header, footer, and aux
2733 fields here, move the code to do so to relink_block_chain. Likewise
2734 for free_original_copy_tables.
2735 * rtl.h (tracer): Update prototype.
2736 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2737 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2738 mode. Use relink_block_chain to serialize the CFG according to the
2739 new basic block order. Move targetm.cannot_modify_jumps_p check from
2741 (gate_handle_reorder_blocks): ...to here.
2742 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2744 (gate_duplicate_computed_gotos): ...to here.
2745 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2746 something always changes when going into and out of cfglayout mode.
2747 Perform an expensive cfg cleanup while going into cfglayout mode.
2748 Always update liveness information on HAVE_conditional_execution
2749 targets. Reserialize the basic blocks and go out of cfglayout mode.
2750 * reg-stack.c: Include cfglayout.h.
2751 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2752 the call to reorder_basic_blocks.
2753 * basic-block.h (reorder_basic_blocks): Update prototype.
2754 (relink_block_chain): New prototype.
2755 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2757 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2759 * config/mips/mips.md (type, hazard, *movdi_32bit,
2760 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2761 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2762 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2763 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2764 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2766 (movcc): Change first xfer to multi.
2767 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2768 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2769 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2770 config/mips/generic.md: Change reservations using "xfer" to use
2772 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2773 using match_operand.
2774 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2775 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2777 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2779 2007-03-22 Richard Henderson <rth@redhat.com>
2781 * config/i386/i386.c: Remove unnecessary function declarations.
2782 Move targetm definition, and all related macros, to the end of
2783 the file. Resort some functions to put definitions before uses.
2784 (ix86_attribute_table): Make static. Move to end of file.
2785 (ix86_gimplify_va_arg): Make static.
2787 2007-03-22 Richard Henderson <rth@redhat.com>
2789 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2790 don't increase local_regparm with force_align_arg_pointer check.
2791 (ix86_function_sseregparm): Assert 32-bit.
2792 (type_has_variadic_args_p): New.
2793 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2794 type_has_variadic_args_p.
2795 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2796 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2797 use memset instead. Do maybe_vaarg check first; skip attribute
2798 tests if true; skip attribute tests for 64-bit.
2799 (construct_container): Remove TARGET_DEBUG_ARG.
2800 (function_arg_advance_32, function_arg_advance_64): Split out ...
2801 (function_arg_advance): ... from here.
2802 (function_arg_32, function_arg_64): Split out ...
2803 (function_arg): ... from here.
2804 (ix86_pass_by_reference): Tidy.
2805 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2806 (function_value_32): New, from parts of ix86_function_value
2807 and ix86_value_regno.
2808 (function_value_64): New, from parts of ix86_function_value
2809 and ix86_libcall_value.
2810 (ix86_function_value_1): New.
2811 (ix86_function_value, ix86_libcall_value): Use it.
2812 (return_in_memory_32, return_in_memory_64): Split out ...
2813 (ix86_return_in_memory): ... from here.
2814 (ix86_struct_value_rtx): Skip for 64-bit.
2815 (ix86_libcall_value, ix86_value_regno): Remove.
2816 (setup_incoming_varargs_64): Split out ...
2817 (ix86_setup_incoming_varargs): ... from here.
2818 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2819 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2820 * config/i386/i386-protos.h (ix86_function_value): Remove.
2821 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2823 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2826 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2827 infinities not supported, otherwise emit warning if -Woverflow. On
2828 underflow, emit warning if -Woverflow.
2829 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2831 * real.h (real_from_string): Update declaration
2833 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2834 Richard Henderson <rth@redhat.com>
2836 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2837 * calls.c (compute_argument_block_size, expand_call,
2838 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2839 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2840 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2841 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2842 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2843 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2844 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2845 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2848 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2850 * c-incpath.c (add_sysroot_to_chain): New.
2851 (merge_include_chains): Add sysroot argument. Call
2852 add_sysroot_to_chain if sysrooted.
2853 (register_include_chains): Update call to merge_include_chains.
2854 * doc/cppopts.texi: Document use of '=' in include directory
2857 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2859 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2860 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2861 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2862 insn pattern using X87MODEF12 mode macro.
2864 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2866 * regmove.c (regmove_optimize): Use reg_mentioned_p
2867 instead of reg_overlap_mentioned_p for DST.
2869 2007-03-21 Mike Stump <mrs@apple.com>
2871 * c.opt: Fixup for Objective-C/C++.
2873 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2875 * explow.c (convert_memory_address): Fold memory reference when
2876 POINTERS_EXTEND_UNSIGNED < 0
2878 2007-03-21 Richard Henderson <rth@redhat.com>
2881 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2882 * config/i386/mmintrin.h (__m64): Likewise.
2883 * config/i386/xmmintrin.h (__m128): Likewise.
2885 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2887 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2888 (VXWORKS_OS_CPP_BUILTINS): Define.
2889 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2890 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2892 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2894 * rtl.h (constant_pool_reference_p): Delete.
2895 (find_constant_src): Declare.
2896 * rtlanal.c (find_constant_src): New function.
2897 * simplify-rtx.c (constant_pool_reference_p): Delete.
2898 * config/i386/i386.md: Use find_constant_src instead of
2899 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2901 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2903 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2904 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2906 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2908 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2909 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2910 (arm_elf_asm_constructor): Use it.
2911 (arm_elf_asm_destructor): New function.
2913 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2915 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2917 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2919 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2921 2007-03-19 Andrew Haley <aph@redhat.com>
2923 PR tree-optimization/31264
2924 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2927 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2929 PR rtl-optimization/30907
2930 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2931 (fwprop_init): Always call loop_optimizer_initialize.
2932 (fwprop_done): Always call loop_optimizer_finalize.
2933 (fwprop): We always have loop info now.
2934 (gate_fwprop_addr): Remove.
2935 (pass_fwprop_addr): Use gate_fwprop as gate.
2937 PR rtl-optimization/30841
2938 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2939 df_chain_alloc): Call df_reorganize_refs unconditionally.
2940 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2941 refs_organized to refs_organized_size.
2942 (df_ref_create_structure): Use refs_organized_size instead of
2943 bitmap_size if refs had been organized, and keep refs_organized_size
2945 * df.h (struct df_ref_info): Change refs_organized to
2946 refs_organized_size.
2947 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2950 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2952 * except.c (output_function_exception_table): Do not reference the
2953 EH personality routine for functions that do not require an
2956 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2959 * c-typeck.c (convert_for_assignment): Call comptypes for
2960 RECORD_TYPE or UNION_TYPE.
2963 * reload1.c (reload): Do invalid ASM checking after
2964 cleanup_subreg_operands.
2966 2007-03-19 Jeff Law <law@redhat.com>
2968 * tree-cfg.c (find_taken_edge): Tighten conditions for
2969 optimizing computed gotos.
2971 2007-03-19 Michael Matz <matz@suse.de>
2973 * builtins.c (expand_builtin_sync_operation,
2974 expand_builtin_compare_and_swap,
2975 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2978 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2979 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2982 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2984 * doc/tm.texi: Add brackets around the return type of
2985 TARGET_SECONDARY_RELOAD.
2987 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2988 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/31254
2991 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2992 Use handled_component_p () where appropriate. Continue
2993 propagating into the rhs if we propagated into an INDIRECT_REF
2996 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2998 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2999 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3000 (xde, xdee): Mode attributes adjusted to support DFP modes.
3001 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3002 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3003 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3004 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3005 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3006 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3007 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3009 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3010 "movsf"): Insn definitions removed.
3011 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3012 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3013 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3015 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3016 "reload_in<mode>", "reload_out<mode>"): Expander added.
3017 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3020 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3022 * config/s390/s390.md: Only non-functional changes. Renamed
3023 FPR mode macro to BFP all over the file.
3025 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3027 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3028 (op_type attribute): RRF instruction type added.
3029 (fT0): New mode attribute.
3030 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3031 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3032 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3033 no secondary memory is needed when moving DFmode values between GPRs
3036 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3038 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3039 inverted and documentation adjusted.
3040 ("mhard-dfp", "msoft-dfp"): New options.
3041 * config/s390/s390.c (s390_handle_arch_option): New architecture
3043 (override_options): Sanity checks for the new options added.
3044 * config.gcc: New architecture switch: z9-ec.
3045 * config/s390/s390.h (processor_flags): PF_DFP added.
3046 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3047 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3048 when the bit is NOT set so remove it from the defaults.
3050 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3052 * genemit.c (main): Print include statement for dfp.h.
3053 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3056 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3058 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3060 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3063 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3066 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3068 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3069 attr_length_call, output_call, output_indirect_call): Cleanup
3070 formatting of targetm calls.
3072 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3074 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3076 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3078 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3079 reservation, bypass and anti-bypass descriptions for these instructions.
3080 Update move patterns.
3081 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3084 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3086 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3087 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3088 (get_initial_def_for_reduction): Likewise.
3090 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3092 Fix PR tree-optimization/29922
3093 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3094 (get_representative): Removed.
3095 (value_dies_in_block_x): Update for rvuse removal.
3096 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3097 (compute_antic_aux): Handle when PHI nodes appear in
3098 non-single-successors.
3099 (dump_bitmap_of_names): Removed.
3100 (compute_antic_safe): Renamed and removed rvuse calculation.
3101 Calculate only antic safe.
3102 (insert_into_preds_of_block): Remove assert.
3103 (execute_pre): Update for renamed functions.
3104 (defer_or_phi_translate_block): New function.
3106 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3108 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3109 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3111 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3112 Follow spelling conventions.
3114 * tree-data-ref.h: Remove the prototype for analyze_array.
3116 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3118 PR tree-optimization/31041
3119 * tree-vect-transform.c (get_initial_def_for_induction): Call
3120 force_gimple_operand.
3122 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3124 * ipa-type-escape.c (look_for_casts) : Revert code to use
3125 handled_component_p due to ada test a-numaux.adb.
3127 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3129 * final.c (final_scan_insn): Alter the condition of a
3130 conditional trap if we have nonstandard CC.
3132 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3134 * configure.ac: Remove excess quoting from asm line 0 test.
3135 * configure: Rebuilt.
3137 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3139 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3140 * c-common.c (convert_and_check): Move warning logic to...
3141 (warnings_for_convert_and_check): ...here. Define.
3142 * c-common.h (warnings_for_convert_and_check): Declare.
3144 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3146 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3147 (output_call): Likewise.
3149 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3151 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3153 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3155 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3157 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3159 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3160 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3162 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3164 PR tree-optimization/31183
3165 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3166 Use double_int instead of unsigned int for representing access_strides.
3167 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3169 2007-03-16 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/31146
3172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3173 to allow recursion of forward_propagate_addr_expr.
3174 (forward_propagate_addr_into_variable_array_index): Likewise.
3175 (forward_propagate_addr_expr): Likewise.
3176 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3177 (forward_propagate_addr_expr_1): Recurse on simple copies
3178 instead of propagating into them. Do so for useless conversions
3180 (forward_propagate_addr_expr): Clean up unused statements after
3183 2007-03-16 Richard Guenther <rguenther@suse.de>
3185 * builtins.c (expand_builtin_cexpi): Use the right argument
3186 for the expansion via cexp.
3188 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3190 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3191 * configure: Rebuilt.
3193 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3196 * dwarf2out.c (force_type_die): Adjust comment.
3197 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3199 2007-03-15 DJ Delorie <dj@redhat.com>
3201 * config/frv/predicates.md (minmax_operator): Don't check operands
3204 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3206 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3207 Update constant estimates of number of iterations.
3208 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3209 argument renamed to "realistic".
3210 (compute_estimated_nb_iterations): Removed.
3211 (record_niter_bound): New function.
3212 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3213 call record_nonwrapping_iv with upper = false.
3214 (infer_loop_bounds_from_signedness): Pass upper argument to
3215 record_nonwrapping_iv.
3216 (estimate_numbers_of_iterations_loop): Do not call
3217 compute_estimated_nb_iterations. Record estimate based on profile
3218 information. Initialize the constant estimates of number of
3220 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3222 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3223 number of iterations is too small.
3224 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3225 (EST_NOT_AVAILABLE): Removed.
3226 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3227 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3230 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3232 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3233 Handle NE_EXPR guards.
3235 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3238 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3239 Set also -pedantic-errors by default for the preprocessor unless
3240 -fpermissive is given.
3242 2007-03-15 Richard Guenther <rguenther@suse.de>
3246 * builtins.c (expand_builtin_cexpi): As a fallback if we
3247 don't have builtins for sincos or cexp create a function
3248 declaration for cexp and expand to a call to that.
3249 (expand_builtin_int_roundingfn): Always fall
3250 back to floor/ceil and its variants even if they may be
3253 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3256 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3257 jump tables, move the call to delete_dead_jumptables from here...
3258 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3259 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3260 don't allow merging of blocks that try_redirect_by_replacing_jump
3261 also does not handle when not optimizing.
3263 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3264 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3266 * config/i386/i386.md (x86_sahf_1): Correctly handle
3269 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3272 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3273 x86_64_general_operand as operand[2] predicate. Remove "iF"
3274 from operand constraints and use "e" constraint instead.
3275 (*subti3_1, *subti3_1 splitter): Ditto.
3276 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3277 operand[1] predicate.
3279 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3281 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3282 arrays, multiply the access strides by the size of the sub-array.
3283 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3285 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3287 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3288 the configured assembler supports the sahf mnemonic.
3289 * configure: Regenerate.
3290 * config.in: Regenerate.
3292 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3293 emit "sahf" or ".byte\t0x9e" as asm template.
3295 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3298 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3299 option to replace hard coded TARGET_xxx in md file.
3300 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3301 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3302 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3303 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3304 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3305 (X86_TUNE_NOT_VECTORMODE): Ditto.
3306 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3307 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3308 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3309 (TUNE_SLOW_IMUL_IMM8): Ditto.
3310 (TUNE_MOVE_M1_VIA_OR): Ditto.
3311 (TUNE_NOT_UNPAIRABLE): Ditto.
3312 (TUNE_NOT_VECTORMODE): Ditto.
3314 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3317 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3318 tuning options instead of hard coded TARGET_xxx.
3319 (fix ssemode peephole2's): Ditto.
3320 (imul peephole2's): Ditto.
3322 (movdi_or_rex64): Ditto.
3323 (move peephole2): Ditto.
3324 (not peephole2's): Ditto.
3326 2007-03-14 Dirk Mueller <dmueller@suse.de>
3328 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3329 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3330 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3332 * c-parser.c (c_parser_do_statement): Warn about empty body in
3334 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3335 * doc/invoke.texi (-Wempty-body): Update documentation.
3337 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3340 * c-common.h (warn_for_div_by_zero): Declare.
3341 * c-common.c (warn_for_div_by_zero): Define.
3342 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3345 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3347 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3348 to PREFIX and STANDARD_PREFIX.
3350 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3351 Phil Edwards <phil@codesourcery.com>
3353 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3354 (__gthread_once_t): Remove busy field for RTPs.
3355 (__GTHREAD_ONCE_INIT): Update accordingly.
3357 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3359 * doc/invoke.texi: Document VxWorks options.
3361 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3363 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3365 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3367 PR tree-optimization/30590
3368 * tree-nrv.c (tree_nrv): Check for the partial update of the
3371 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3373 * flags.h (flag_random_seed): Remove declaration, in favor of...
3374 * toplev.h (get_random_seed, set_random_seed): ... these.
3375 * tree.c (get_file_function_name): Use the former.
3376 * opts.c (common_handle_option): Use the latter.
3379 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3382 * cse.c (cse_find_path): Do not bail out if a basic block that
3383 we already visited now becomes part of a path that starts at a
3384 different basic block. Just disallow this, to make sure we
3385 visit each basic block at most once.
3387 2007-03-13 Jan Hubicka <jh@suse.cz>
3389 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3390 when profile esitmate is present, calls with very low frequency are
3393 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3395 PR tree-optimization/30730
3396 PR tree-optimization/26900
3397 * tree-ssa-loop-niter.c: Include gmp.h.
3399 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3400 split_to_var_and_offset, determine_value_range,
3401 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3402 bound_difference, bounds_add, bounds_negate,
3403 number_of_iterations_ne_max, dump_affine_iv): New functions.
3404 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3405 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3406 difference of initial and final value of control iv to validate
3408 (number_of_iterations_cond): Add loop parameter. Determine bounds
3409 on the difference of the extremes of the control iv. Add dumps.
3410 (expand_simple_operations): Handle phi nodes.
3411 (simplify_using_initial_conditions): Do not record used conditions.
3412 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3413 Do not set additional_info.
3414 (implies_nonnegative_p, implies_ge_p): Removed.
3415 (derive_constant_upper_bound): Do not use parameter `additional'.
3416 (record_estimate): Parameter `additional' removed. Parameter
3417 `i_bound' added. Do not call derive_constant_upper_bound.
3418 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3419 bound the number of iterations estimate.
3420 (estimate_numbers_of_iterations_loop): Pass the estimate from
3421 the number of iterations analysis to record_estimate.
3422 * tree.h (multiple_of_p): Declare.
3423 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3424 (scev_const_prop): Do not check expression_expensive_p.
3425 * fold-const.c (multiple_of_p): Exported.
3426 * double-int.c (double_int_mask): Exported.
3427 * double-int.h (double_int_mask): Declare.
3428 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3429 field. Added max field.
3431 2007-03-13 David Taylor <taylor@candd.org>
3434 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3437 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3440 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3441 two unamed patterns.
3443 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3445 * config/i386/i386.opt (mcx16, msahf): New options.
3446 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3447 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3449 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3450 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3451 Output -mcx16 and -msahf options when corresponding bit is set.
3453 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3456 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3458 * configure.ac: Test for assembler tolerance to # 0 "".
3459 * configure, config.in: Rebuilt.
3460 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3462 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3464 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3466 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3467 (handle_syscall): Handle direct system calls.
3468 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3470 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3472 * doc/invoke.texi: Fix cpp.info cross-reference.
3473 * doc/passes.texi: Fix gcc.info cross-reference.
3475 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3477 PR tree-optimization/30835
3478 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3479 bb_for_stmt is not NULL before accessing it.
3481 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3483 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3486 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3489 * doc/install.texi: Document --enable-stage1-languages
3491 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3493 * tree-pass.h (pass_into_cfg_layout_mode,
3494 pass_outof_cfg_layout_mode): Declare.
3495 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3496 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3497 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3498 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3500 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3502 * c-decl.c (warn_variable_length_array): New function.
3503 Refactored from grokdeclarator to handle warn_vla
3504 and handle unnamed array case.
3505 (grokdeclarator): Refactored VLA warning case.
3506 * c.opt (Wvla): New flag.
3507 * doc/invoke.texi (Wvla): New warning.
3509 2007-03-12 Richard Henderson <rth@redhat.com>
3511 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3512 (TARGET_SECTION_TYPE_FLAGS): New.
3514 2007-03-12 Richard Henderson <rth@redhat.com>
3516 * config/darwin.c (machopic_reloc_rw_mask): New.
3517 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3518 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3520 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3522 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3523 * cppdefault.h (cpp_PREFIX): Document.
3524 (cpp_PREFIX_len): Likewise.
3525 (cpp_EXEC_PREFIX): New variable.
3526 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3527 * c-incpath.c (add_standard_paths): Correct logic for relocating
3528 paths within prefix.
3530 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3532 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3533 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3535 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3536 fix_truncdfdi_sse using SSEMODEF mode macro.
3537 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3538 fix_truncdfsi_sse using SSEMODEF mode macro.
3539 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3540 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3542 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3544 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3547 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3549 * tree.h : Add multiple_of_p declaration.
3550 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3551 * ipa-type-escape.c (results_of_malloc): Redundant.
3552 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3553 (cast_type): Extended with new members.
3554 (check_cast): Returns cast_type.
3555 (cast): New structure for data of walk_use_def_chains.
3556 (is_malloc_result, is_cast_from_non_pointer_1,
3557 is_cast_from_non_pointer,
3558 is_array_access_through_pointer_and_index): New functions.
3559 (look_for_casts): Returns cast types.
3560 (check_call): Returns void.
3561 (okay_pointer_operation): Use support of pointer plus index,
3562 pointer plus constant and allow all multiplications.
3564 2007-03-11 Richard Guenther <rguenther@suse.de>
3566 PR tree-optimization/31115
3567 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3568 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3569 A shift count of zero is not special as with *_DIV_EXPR.
3570 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3573 2007-03-11 Ian Lance Taylor <iant@google.com>
3575 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3576 the *_DIV_EXPR codes correctly with overflow infinities.
3578 2007-03-11 Ira Rosen <irar@il.ibm.com>
3580 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3581 indicate success/failure of the analysis. Add negation to subtrahend
3582 in case of subtraction. Fail if both operands contain constants.
3583 (create_data_ref): Fail if analyze_offset fails.
3585 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3587 * config/i386/i386.md (frndintxf2): Rename to ...
3588 (rintxf2): ... this. Remove expander having same name.
3589 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3590 (roundsf2, rounddf2): Ditto.
3591 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3592 (lround<mode>di2, lround<mode>si2): Ditto.
3594 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3596 * lower-subreg.c: Include except.h.
3597 (decompose_multiword_subregs): Verify that the only control flow
3598 insns we can split are loads to multi-words pseudos.
3599 Handle breaking such blocks after splitting, instead of calling
3600 find_many_sub_basic_blocks.
3602 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3603 on the new basic block. Add a lengthy comment explaining why we
3604 thought this was necessary.
3605 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3607 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3610 * tree.c (walk_type_fields): Recurse into the element type of
3611 ARRAY_TYPEs if there is a pointer set.
3613 2007-03-10 Dirk Mueller <dmueller@suse.de>
3615 * c-common.c (warn_logical_operator): Fix condition.
3617 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3619 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3621 * config/darwin.c (machopic_select_section): Remove superfluous
3622 argument in call to categorize_decl_for_section. Remove unused
3625 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3627 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3629 * configure: Regenerate.
3631 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3634 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3635 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3636 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3637 Add LABEL_NUSES to emitted label.
3638 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3639 branch probability value to emitted jump insn.
3640 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3641 Do not check life information and do not re-arrange input operands
3642 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3644 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3646 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3647 the change of decode_asm_operands.
3649 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3651 * mode-switching.c (create_pre_exit): Skip blockage insn.
3653 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3655 * tree-pass.h (TODO_update_smt_usage): Remove.
3657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3661 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3663 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3664 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3665 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3668 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3670 * gcc.c: Document %{, in big comment at top.
3671 (input_suffix_matches): Remove special handling for .s and
3673 (input_spec_matches): New.
3674 (handle_braces): Handle %{,.
3675 (validate_switches): ',' indicates a value which is not a switch.
3676 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3677 to detect assembler input.
3678 * config/i386/sol2.h (CPP_SPEC): Likewise.
3679 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3680 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3681 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3682 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3683 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3684 -m64 causes deployment target to default to 10.5.
3685 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3687 2007-03-09 Richard Henderson <rth@redhat.com>
3690 * target.h (targetm.asm.out.reloc_rw_mask): New.
3691 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3692 (TARGET_ASM_OUT): Use it.
3693 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3694 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3695 use the new reloc_rw_mask target hook instead.
3696 (default_section_type_flags_1): Merge into...
3697 (default_section_type_flags): ... here.
3698 (decl_readonly_section_1): Merge into...
3699 (decl_readonly_section): ... here.
3700 (default_elf_select_section_1): Merge into...
3701 (default_elf_select_section): ... here.
3702 (default_unique_section_1): Merge into...
3703 (default_unique_section): ... here.
3704 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3705 (default_select_rtx_section): Use it.
3706 (default_elf_select_rtx_section): Likewise.
3707 * output.h: Update to match.
3708 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3709 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3710 (TARGET_ASM_RELOC_RW_MASK): New.
3711 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3712 to categorize_decl_for_section.
3713 (x86_64_elf_unique_section): Likewise.
3714 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3715 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3716 (TARGET_ASM_RELOC_RW_MASK): New.
3717 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3718 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3719 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3720 (TARGET_RWRELOC): Remove.
3721 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3722 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3723 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3724 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3725 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3726 (rs6000_xcoff_select_section): Use decl_readonly_section.
3727 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3728 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3729 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3730 (TARGET_SECTION_TYPE_FLAGS): Remove.
3731 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3733 2007-03-09 Roger Sayle <roger@eyesopen.com>
3735 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3736 complex constant equality/inequality comparisons for here.
3737 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3738 known at compile-time or can be simplified to a scalar comparison.
3739 (fold_relational_const): Move compile-time evaluation of complex
3740 constant equality/inequality comparisons to here.
3742 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3744 PR rtl-optimization/30643
3745 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3747 (fold_rtx): Recurse, like before 2006-11-03.
3749 2007-03-09 DJ Delorie <dj@redhat.com>
3751 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3754 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3756 PR tree-optimization/30375
3757 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3758 LHS of statements is not the same.
3759 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3761 2007-03-09 Chao-ying Fu <fu@mips.com>
3763 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3765 * doc/invoke.texi (-mdspr2): Document new option.
3766 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3767 New unspec for DSP REV 2.
3768 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3769 these instructions are extended in DSP REV 2.
3770 (mips-dspr2.md): Include.
3771 * config/mips/mips.opt (mdspr2): New option.
3772 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3773 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3774 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3775 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3776 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3777 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3778 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3780 (bdesc_map): Add one field of unsupported_target_flags.
3781 (bdesc_arrays): Update entries to have extra fields. Add
3783 (mips_init_builtins): Initialize new function types.
3784 Check unsupported_target_fileds to filter out builtins.
3785 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3787 (ASM_SPEC): Pass mdspr2 to the assembler.
3788 * config/mips/mips-dspr2.md: New file.
3790 2007-03-09 Sa Liu <saliu@de.ibm.com>
3792 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3794 2007-03-09 Ian Lance Taylor <iant@google.com>
3796 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3797 argument) like -Wstrict-overflow=2.
3798 * doc/invoke.texi (Warning Options): Update documentation.
3800 2007-03-09 Dirk Mueller <dmueller@suse.de>
3803 * doc/invoke.texi (-Wlogical-op): Document.
3804 * common.opt (-Wlogical-op): New.
3805 * c-common.h (warn_logical_operator): Declare.
3806 * c-common.c (warn_logical_operator): Define.
3807 * c-typeck.c (parser_build_binary_op): Call
3808 warn_logical_operator.
3810 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3812 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3813 * final.c (final_scan_insn): Test for non-"" file name.
3815 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3817 * doc/loop.texi: Document the Omega linear constraints solver.
3818 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3819 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3820 omega-hash-table-size, omega-max-keys, and
3821 omega-eliminate-redundant-constraints.
3822 * tree-pass.h (pass_check_data_deps): Declared.
3825 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3826 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3827 pass_check_data_deps): New.
3828 * tree-data-ref.c (init_data_ref): Remove declaration.
3829 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3830 (analyze_array): Renamed init_array_ref, move up initializations.
3831 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3832 Removed arguments that are set to NULL.
3833 (analyze_indirect_ref): Correct indentation, correct call to
3835 (object_analysis): Call init_array_ref instead of analyze_array.
3836 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3837 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3838 of DR_ACCESS_FNS_ADDR.
3839 (init_omega_eq_with_af, omega_extract_distance_vectors,
3840 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3841 ddr_consistent_p): New.
3842 (compute_affine_dependence): Check consistency of ddrs when
3843 flag_check_data_deps is passed.
3844 (analyze_all_data_dependences): Uncomment.
3845 (tree_check_data_deps): New.
3846 * tree-data-ref.h: Include omega.h.
3847 (DR_ACCESS_FNS_ADDR): Removed.
3848 (data_dependence_relation): Add inner_loop.
3849 (DDR_INNER_LOOP): New.
3850 * common.opt (fcheck-data-deps): New.
3851 * tree-flow.h (tree_check_data_deps): Declare.
3852 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3853 (OBJS-common): Depend on omega.o.
3855 * passes.c (pass_check_data_deps): Scheduled.
3856 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3857 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3858 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3859 PARAM_VECT_MAX_VERSION_CHECKS,
3860 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3862 2007-03-09 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/30904
3866 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3867 the same way as *_DIV_EXPR.
3869 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3871 * recog.c (decode_asm_operands): No mixed declarations and code.
3873 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3875 * rtl.def (ASM_INPUT): Add location.
3876 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3877 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3878 (decode_asm_operands): Add loc operand.
3879 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3880 * stmt.c (expand_asm): Rename to...
3881 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3882 gen_rtx_ASM_INPUT_loc.
3883 (expand_asm_expr): Adjust.
3884 * recog.c (decode_asm_operands): Add loc operand.
3885 (check_asm_operands, extract_insn): Adjust.
3886 * reload1.c (maybe_fix_stack_asms): Likewise.
3887 * final.c (asm_insn_count): Likewise.
3888 (final_scan_insn): Output # line before and after asm.
3890 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3892 * tree-ssa-structalias.c (variable_info): Remove
3894 (new_var_info): Ditto.
3895 (shared_bitmap_info_t): New structure.
3896 (shared_bitmap_table): New variable.
3897 (shared_bitmap_hash): New function.
3898 (shared_bitmap_eq): Ditto
3899 (shared_bitmap_lookup): Ditto.
3900 (shared_bitmap_add): Ditto.
3901 (merge_smts_into): Change to take bitmap directly.
3902 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3903 (init_alias_vars): Init shared bitmap hashtable.
3904 (delete_points_to_sets): Delete shared bitmap hashtable.
3905 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3906 is_aliased removal as a change that was still necessary was
3909 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.h (override_options): Conditionally disable
3912 x86_sahf for 64bit targets only.
3914 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3917 * c-decl.c (merge_decls): Don't call make_var_volatile.
3918 * varasm.c (make_var_volatile): Remove.
3919 * output.h (make_var_volatile): Remove.
3921 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3923 PR tree-optimization/31085
3924 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3926 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3929 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3930 ATTR_CONST_NOTHROW_LIST.
3932 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3935 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3937 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3939 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3942 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3944 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3945 passed, use shared libgcc.
3947 2007-03-08 Roger Sayle <roger@eyesopen.com>
3949 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3950 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3951 (honor_protect_cleanup_actions, lower_try_finally_switch):
3953 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3954 ifc_temp_var): Likewise.
3955 * tree-inline.c (setup_one_parameter): Likewise.
3956 * tree-mudflap.c (mf_decl_cache_locals,
3957 mf_build_check_statement_for): Likewise.
3958 * tree-nested.c (init_tmp_var, save_tmp_var,
3959 finalize_nesting_tree_1): Likewise.
3960 * tree-outof-ssa.c (insert_copy_on_edge,
3961 insert_backedge_copies): Likewise.
3962 * tree-profile.c (tree_gen_edge_profiler,
3963 tree_gen_ic_profiler): Likewise.
3964 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3965 * tree-sra.c (sra_build_assignment): Likewise.
3966 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3967 * tree-ssa-math-opts.c (insert_reciprocals,
3968 execute_cse_sincos_1): Likewise.
3969 * tree-tailcall.c (adjust_accumulator_values,
3970 adjust_return_value): Likewise.
3971 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3972 * tree-vect-transform.c (vect_create_data_ref_ptr,
3973 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3974 vect_create_epilog_for_reduction, vectorizable_reduction,
3975 vectorizable_call, vectorizable_conversion,
3976 vectorizable_assignment, vectorizable_operation,
3977 vectorizable_type_demotion, vect_gen_widened_results_half,
3978 vect_permute_store_chain, vectorizable_store,
3979 vect_setup_realignment, vect_permute_load_chain,
3980 vectorizable_load, vectorizable_condition,
3981 vect_create_cond_for_align_checks): Likewise.
3982 * tree-vrp.c (build_assert_expr_for): Likewise.
3984 2007-03-08 Ian Lance Taylor <iant@google.com>
3986 * tree-vrp.c: Include "intl.h".
3987 (usable_range_p): New static function.
3988 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3989 overflowed values, juts set *strict_overflow_p.
3990 (compare_values): Only return -2 if one of the operands is not a
3992 (compare_ranges): Call usable_range_p.
3993 (compare_range_with_value): Likewise.
3994 (vrp_evaluate_conditional_warnv): Rename from
3995 vrp_evaluate_conditional. Make static. Change all callers.
3996 (vrp_evaluate_conditional): New function.
3997 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3999 (simplify_abs_using_ranges): Likewise.
4000 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4001 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4002 within_stmt parameter.
4003 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4004 vrp_evaluate_conditional.
4005 * tree-ssa-threadedge.c
4006 (record_temporary_equivalences_from_stmts_at_dest): Change
4007 simplify parameter to take a second tree parameter.
4008 (simplify_control_stmt_condition): Likewise.
4009 (thread_across_edge): Likewise.
4010 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4011 (thread_across_edge): Likewise.
4012 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4014 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.h (TARGET_SAHF): New define.
4017 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4018 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4019 (x86_sahf): New global variable.
4020 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4021 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4022 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4023 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4025 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4026 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4027 when expanding fcomi/sahf based tests.
4028 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4029 expanding sahf based alternative. Emit sahf based sequence when
4030 optimizing for code size.
4031 * config/i386/i386.md (x86_sahf_1): Do not disable for
4032 TARGET_64BIT, enable for TARGET_SAHF.
4034 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4036 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4037 spurious whitespace from error message.
4039 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4042 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4044 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4046 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4048 * tree-sra.c (instantiate_element): Propagate disabled warnings
4049 from the element itself to the created variable.
4051 2007-03-07 Richard Henderson <rth@redhat.com>
4054 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4055 silently fix up the stack in the case of a missing register.
4057 2007-03-07 Paul Brook <paul@codesourcery.com>
4059 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4061 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4063 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4065 (phase1_vrs): Use them.
4066 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4067 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4068 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4069 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4070 __gnu_Unwind_Restore_WMMXC if required.
4071 (_Unwind_VRS_Pop): Implement iWMMXt support.
4072 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4073 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4074 gnu_Unwind_Save_WMMXC): Define.
4076 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4078 * config/vxworks.h (vxworks_override_options): Declare.
4079 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4080 * config/vxworks.c: Include target.h and toplev.h.
4081 (vxworks_override_options): New function.
4082 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4084 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4086 * config/s390/s390.c (override_options): Don't emit an error when
4087 -mstack-size is used without providing -mstack-guard.
4088 (s390_emit_prologue): Choose stack_guard value automatically if not
4089 provided via command line.
4090 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4092 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4094 * config/i386/i386.c (output_set_got): Add a GOT initialization
4095 sequence for VxWorks PIC.
4096 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4097 around labels as well as symbols. Use gotoff_operand instead
4098 of local_symbolic_operand.
4099 (legitimize_pic_address): Use gotoff_operand instead of
4100 local_symbolic_operand. Use @GOT accesses for labels as
4102 (ix86_output_addr_diff_elt): Use PC-relative rather than
4103 GP-relative offsets for VxWorks PIC.
4104 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4105 no_new_pseudos. Check whether the returned register is op0.
4106 * config/i386/i386.md (tablejump): Use PC-relative rather than
4107 GP-relative offsets for VxWorks PIC.
4108 * config/i386/predicates.md (gotoff_operand): New predicate.
4110 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4112 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4114 * config/vxworks-dummy.h: New file.
4115 * config/i386/i386.h: Include it.
4117 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4119 * dwarf2out.c (is_inlined_entry_point): New
4120 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4121 DW_AT_ranges if the first subblock is the entry point.
4123 2007-03-06 David Daney <ddaney@avtrex.com>
4125 * doc/install.texi (mips-*-*): Change recommended binutils
4128 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4130 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4131 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4133 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4134 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4136 2007-03-06 Jan Hubicka <jh@suse.cz>
4138 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4139 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4141 (probably_cold_bb_p): Cold functions are cold.
4142 (probably_never_executed_bb_p): Cold functions are cold.
4143 (tree_bb_level_predictions): Predict calls to cold functions as not
4145 (compute_function_frequency): Check hot/cold attributes.
4146 * function.h (function_frequency): Update comments.
4147 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4148 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4149 (c_common_att): Add cold and hot.
4151 * doc/extend.texi (hot,cold attributes): Document.
4153 2007-03-06 Andrew Haley <aph@redhat.com>
4155 * function.c (expand_function_end): Move blockage to just after we
4156 emit the label for the naked return from the function.
4158 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4160 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4163 2007-03-06 Jan Hubicka <jh@suse.cz>
4165 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4166 loaded for constant large models. Non-large 64bit PIC can do.
4167 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4168 * cmodel.h: Add LARGE PIC.
4169 * i386.md (UNSPEC_PLTOFF): New.
4170 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4172 (*call_1_rex64): Disable for large models.
4173 (*call_1_rex64_large): New.
4174 (*call_value_1_rex64): Disable for large models.
4175 (*call_value_1_rex64_large): New.
4176 (set_rip_rex4): New.
4177 (set_got_offset_rex64): New.
4178 * predicates.md (constant_call_address_operand): For large model
4179 constant calls are not possible.
4180 * i386-protos.h (construct_plt_address): Declare.
4181 * i386.c (override_options): Accept large models.
4182 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4183 (legitimate_constant_p): Add new UNSPECs.
4184 (legitimate_pic_operand_p): Likewise.
4185 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4186 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4188 (output_pic_addr_const): Add PLTOFF.
4189 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4190 (ix86_expand_move): Legitimize pic address when in PIC mode.
4191 (construct_plt_address): New function.
4192 (ix86_expand_call): Offload the address to register and use GOT pointer
4194 * invoke.texi (mcmodel=large): Update documentation.
4196 2007-03-06 Richard Henderson <rth@redhat.com>
4198 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4199 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4200 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4201 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4202 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4203 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4204 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4205 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4206 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4207 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4208 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4209 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4210 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4211 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4212 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4213 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4214 x86_schedule, x86_use_bt, x86_pad_returns,
4215 x86_use_xchgb): Merge into ...
4216 (ix86_tune_features): ... here. New array.
4217 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4218 x86_bswap): Merge into ...
4219 (ix86_arch_features): ... here. New array.
4220 (x86_3dnow_a): Remove.
4221 (x86_accumulate_outgoing_args): Make static.
4222 (x86_arch_always_fancy_math_387): Make static.
4223 (ix86_tune_mask, ix86_arch_mask): Move ...
4224 (override_options): ... to local variables here. Apply the
4225 appropriate mask to each element of ix86_arch_features and
4226 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4227 as were done in the old macros.
4228 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4229 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4230 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4231 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4232 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4233 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4234 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4235 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4236 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4237 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4238 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4239 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4240 x86_accumulate_outgoing_args, x86_prologue_using_move,
4241 x86_epilogue_using_move, x86_decompose_lea,
4242 x86_arch_always_fancy_math_387, x86_shift1,
4243 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4244 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4245 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4246 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4247 x86_use_incdec, x86_pad_returns, x86_bswap,
4248 x86_partial_flag_reg_stall): Remove.
4249 (enum ix86_tune_indices): New.
4250 (ix86_tune_features): New.
4251 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4252 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4253 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4254 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4255 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4256 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4257 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4258 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4259 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4260 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4261 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4262 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4263 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4264 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4265 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4266 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4267 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4268 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4269 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4270 TARGET_EXT_80387_CONSTANTS): Use it.
4271 (enum ix86_arch_indices): New.
4272 (ix86_arch_features): New.
4273 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4274 TARGET_BSWAP): Use it.
4275 (ix86_tune_mask, ix86_arch_mask): Remove.
4277 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4280 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4281 Define using $${sysroot_headers_suffix}.
4282 * configure: Regenerate.
4283 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4284 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4286 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4287 * gcc.c (print_sysroot_headers_suffix): New.
4288 (option_map): Include --print-sysroot-headers-suffix.
4289 (display_help): Mention -print-sysroot-headers-suffix.
4290 (process_command): Handle -print-sysroot-headers-suffix.
4291 (do_spec_1): Append multilib directory to include-fixed path if
4292 sysroot suffixes in use.
4293 (main): Handle -print-sysroot-headers-suffix.
4294 * Makefile.in (start.encap): Don't depend on xlimits.h
4295 (xlimits.h): Remove.
4296 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4297 limits.h for each multilib in fixinc_list.
4298 (fixinc_list, s-fixinc_list): New.
4299 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4300 generate them for each multilib in fixinc_list.
4301 (stmp-fixproto): Use include-fixed. Run fixproto for each
4302 multilib in fixinc_list.
4303 (mostlyclean): Don't remove xlimits.h.
4304 (clean): Remove include-fixed.
4305 (real-install-headers-tar, real-install-headers-cpio,
4306 real-install-headers-cp): Don't copy include, only include-fixed.
4307 (install-mkheaders): Depend on fixinc_list. Don't depend on
4308 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4309 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4310 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4312 2007-03-06 Jan Hubicka <jh@suse.cz>
4314 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4317 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4319 * configure.ac: Allow tm_file to contain build-directory files.
4320 * configure: Regenerate.
4321 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4322 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4323 * config/m68k/print-sysroot-suffix.sh: New file.
4325 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4327 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4328 of pic_offset_table_rtx if reload_completed.
4329 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4330 PIC_OFFSET_TABLE_REGNUM.
4331 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4333 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4334 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4336 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4338 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4339 functions that call eh_return.
4341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4343 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4344 functions that need a constant pool.
4346 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4349 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4350 (m68k_preferred_reload_class): Likewise.
4351 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4352 (SECONDARY_RELOAD_CLASS): Define.
4353 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4354 (LIMIT_RELOAD_CLASS): Delete.
4355 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4356 registers from storing bytes.
4357 (m68k_secondary_reload_class): New function.
4358 (m68k_preferred_reload_class): Likewise.
4360 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4362 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4364 (m68k_expand_prologue): Likewise.
4366 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4368 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4369 (mips_expand_epilogue): Add a bool parameter.
4370 (m68k_legitimize_sibcall_address): Declare.
4371 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4372 (m68k_expand_epilogue): Add a parameter to select between sibling
4373 and normal epilogues. Only generate a return for the latter.
4374 (m68k_ok_for_sibcall_p): New function.
4375 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4376 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4377 (sibcall_value, *sibcall_value): Likewise.
4378 (*call, *call_value): Require !SIBLING_CALL_P.
4379 (epilogue): Update call to m68k_expand_epilogue.
4380 (sibcall_epilogue): New pattern.
4381 * config/m68k/predicates.md (const_call_operand): Say that this
4382 predicate applies to sibling calls too.
4383 (sibcall_operand): New predicate.
4385 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4387 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4388 alternatives as movsi_cf.
4389 (movsf_cf_hard): Add commentary.
4391 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4392 Richard Sandiford <richard@codesourcery.com>
4394 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4395 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4396 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4397 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4398 as being live on exit from an interrupt function.
4399 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4400 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4401 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4402 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4403 (m68k_interrupt_function_p): Globalize.
4404 (m68k_compute_frame_layout): Remove reverse mask code.
4405 (m68k_emit_movem, m68k_set_frame_related): New functions.
4406 (m68k_output_function_prologue): Delete in favor of...
4407 (m68k_expand_prologue): ...this new function.
4408 (m68k_output_function_epilogue): Delete in favor of...
4409 (m68k_expand_epilogue): ...this new function.
4410 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4412 (print_operand): Handle %?.
4413 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4414 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4415 (prologue, epilogue): New patterns.
4416 (return): Turn into a define_expand.
4417 (*return): New pattern, derived from old "return" pattern. Use rte
4418 rather than rts for interrupt functions. Only use rtd if the pop
4420 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4421 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4422 (link, *link, unlink, *unlink, load_got): Likewise.
4424 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4428 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4429 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4430 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4431 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4432 and m68k_matches_u_p.
4433 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4434 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4435 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4436 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4437 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4438 (REG_STRICT_P): New macro.
4439 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4440 PCREL_GENERAL_OPERAND_OK.
4441 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4442 m68k_legitimate_base_reg_p.
4443 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4444 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4445 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4446 * config/m68k/m68k.c (m68k_address): New structure.
4447 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4448 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4449 (m68k_jump_table_ref_p, m68k_decompose_address)
4450 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4451 (m68k_matches_u_p): New functions.
4452 (print_operand_address): Rewrite to use m68k_decompose_index.
4454 2007-03-05 David Taylor <dtaylor@emc.com>
4456 * gcc.c: Correct copyright date in --version output.
4458 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4460 * pa.md: In unamed move patterns, disparge copies between general
4461 and floating point registers using '?' modifier. Don't include 'f'
4462 constraint for register preferences in DImode, SImode, HImode and
4463 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4464 Remove constraints for copies between general and floating registers
4465 in soft-float DFmode pattern.
4466 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4470 2007-03-05 Mike Stump <mrs@apple.com>
4472 * c-common.c (targetcm): Add.
4473 * c-opts.c (c_common_handle_option): Handle language specific
4475 * opts.c (handle_option): Verify language for target options, if
4477 * opth-gen.awk: Add CL_LANG_ALL.
4478 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4479 (TARGETCM_INITIALIZER): Add.
4480 * target.h (struct gcc_targetcm): Add.
4482 * targhooks.c (default_handle_c_option): Add.
4483 * targhooks.h (default_handle_c_option): Add.
4484 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4486 * config/darwin.opt (iframework): Add.
4487 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4488 * config/darwin-c.c (handle_c_option): Add.
4489 (TARGET_HANDLE_C_OPTION): Add.
4491 * doc/invoke.texi (Darwin Options): Add -iframework.
4493 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4495 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4498 2007-03-05 Ian Lance Taylor <iant@google.com>
4500 * c.opt (fgnu89-inline): New option.
4501 * c-opts.c (c_common_post_options): Set default value for
4503 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4504 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4506 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4507 (grokdeclarator, start_function): Likewise.
4508 * c-cppbuiltin.c (c_cpp_builtins): Define either
4509 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4510 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4511 (C Dialect Options): Document -fgnu89-inline.
4512 * doc/extend.texi (Function Attributes): Explain what the
4513 gnu_inline attribute does.
4514 * doc/cpp.texi (Common Predefined Macros): Document
4515 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4517 2007-03-05 Ian Lance Taylor <iant@google.com>
4519 PR tree-optimization/31034
4520 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4521 half-range if the other side is an overflow infinity.
4523 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4525 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4526 (bfin*-linux-uclibc*): New configuration.
4527 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4529 * config/bfin/linux.h: New file.
4530 * config/bfin/libgcc-bfin.ver: New file.
4531 * config/bfin/t-bfin-uclinux: New file.
4532 * config/bfin/t-bfin-linux: New file.
4533 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4534 (TARGET_OS_CPP_BUILTINS): New macro.
4536 2007-03-05 Richard Guenther <rguenther@suse.de>
4538 * fold-const.c (fold_binary): Remove duplicate folding
4539 of comparison of non-null ADDR_EXPR against null.
4541 2007-03-05 Richard Guenther <rguenther@suse.de>
4542 Dorit Nuzman <dorit@il.ibm.com>
4544 PR tree-optimization/26420
4545 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4546 are no loops in the function. Only print the number of
4547 vectorized loops if it is greater than zero or we are supposed
4548 to print information about unvectorized loops.
4550 2007-03-05 Revital Eres <eres@il.ibm.com>
4552 * gcc.dg/var-expand1.c: New test.
4553 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4554 when an accumulator is expanded.
4556 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4559 * c-common.c (convert_and_check): Don't give warnings for
4560 conversion if 'expr' already overflowed.
4562 2007-03-04 Roger Sayle <roger@eyesopen.com>
4565 * fold-const.c (fold_comparison): Enforce type consistency when
4566 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4568 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4570 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4571 containing a cast to the base of TARGET_MEM_REF.
4573 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4575 * tree.c (tree_contains_struct_check_failed): Remove spurious
4576 whitespace from error message.
4578 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4581 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4582 instead of precision.
4584 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4585 Nathan Sidwell <nathan@codesourcery.com>
4587 * emit-rtl.c (find_auto_inc): New.
4588 (try_split): recreate REG_INC notes,
4589 Use regular for loops rather than whiles.
4591 2007-03-03 Andreas Schwab <schwab@suse.de>
4593 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4594 * configure: Regenerate.
4596 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4598 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4599 flag_rounding_math, not flag_unsafe_math_optimizations.
4601 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4603 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4604 alpha_fold_vector_minmax): Likewise.
4605 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4606 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4608 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4610 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4611 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4612 if the lhs has side-effects.
4613 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4615 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4617 * config/i386/i386.h (TUNEMASK): Remove define.
4618 (ARCHMASK): Remove define.
4619 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4620 Use ix86_arch_mask variable instead of ARCHMASK.
4621 * config/i386/i386.c (override_options): Ditto.
4622 (standard_80387_constant_p): Ditto.
4624 2007-03-02 Ian Lance Taylor <iant@google.com>
4626 Used signed infinities in VRP.
4627 * tree-vrp.c (uses_overflow_infinity): New static function.
4628 (supports_overflow_infinity): New static function.
4629 (make_overflow_infinity): New static function.
4630 (negative_overflow_infinity): New static function.
4631 (positive_overflow_infinity): New static function.
4632 (is_negative_overflow_infinity): New static function.
4633 (is_positive_overflow_infinity): New static function.
4634 (is_overflow_infinity): New static function.
4635 (overflow_infinity_range_p): New static function.
4636 (compare_values_warnv): New function split out of compare_values.
4637 (compare_value): Call it.
4638 (set_value_range_to_nonnegative): Add overflow_infinity
4639 parameter. Change caller.
4640 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4642 (vrp_expr_computes_nonzero): Likewise.
4643 (compare_ranges, compare_range_with_value): Likewise.
4644 (compare_name_with_value, compare_names): Likewise.
4645 (vrp_evaluate_conditional): Likewise.
4646 (set_value_range): Handle infinity
4647 (vrp_operand_equal_p, operand_less_p): Likewise.
4648 (extract_range_from_assert): Likewise.
4649 (vrp_int_const_binop): Likewise.
4650 (extract_range_from_binary_expr): Likewise.
4651 (extract_range_from_unary_expr): Likewise.
4652 (extract_range_from_comparison): Likewise.
4653 (extract_range_from_expr): Likewise.
4654 (dump_value_range): Likewise.
4655 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4656 (test_for_singularity): Likewise.
4657 (vrp_int_const_binop): Remove inline qualifier.
4658 (adjust_range_with_scev): Add comment.
4659 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4661 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4663 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4664 (get_constraint_for): Likewise.
4665 (do_structure_copy): Likewise.
4666 (find_func_aliases): Fix references to MODIFY_EXPR.
4667 (intra_create_variable_infos): Tidy.
4668 * tree-ssa-operands.c (add_virtual_operand): Add argument
4670 When adding members of alias sets, if IS_CALL_SITE is true and
4671 the symbol is not call-clobbered, skip it.
4674 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4676 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4677 entry by means of emit_insn_at_entry.
4679 2007-03-02 Richard Henderson <rth@redhat.com>
4681 * expr.h (promoted_input_arg): Remove decl.
4682 * function.c (promoted_input_arg): Merge into ...
4683 * combine.c (setup_incoming_promotions): ... only caller.
4684 Rearrange to avoid double loop.
4686 2007-03-02 Ben Elliston <bje@au.ibm.com>
4687 Peter Bergner <bergner@vnet.ibm.com>
4688 Janis Johnson <janis187@us.ibm.com>
4690 * config/rs6000/dfp.md: New file.
4691 * config/rs6000/rs6000.md: Include dfp.md.
4692 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4693 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4694 and TDmode decimal float modes in FP registers.
4695 (num_insns_constant): Likewise.
4696 (rs6000_legitimate_offset_address_p): Likewise.
4697 (rs6000_legitimize_address): Likewise.
4698 (rs6000_legitimize_reload_address): Likewise.
4699 (rs6000_legitimate_address): Likewise.
4700 (rs6000_emit_move): Likewise.
4701 (function_arg_boundary): Likewise.
4702 (function_arg_advance): Likewise.
4703 (rs6000_darwin64_record_arg_recurse): Likewise.
4704 (function_arg): Likewise.
4705 (rs6000_gimplify_va_arg): Likewise.
4706 (rs6000_split_multireg_move): Likewise.
4707 (rs6000_output_function_epilogue): Likewise.
4708 (rs6000_output_function_epilogue): Likewise.
4709 (rs6000_register_move_cost): Likewise.
4710 (rs6000_function_value): Likewise.
4711 (rs6000_libcall_value): Likewise.
4713 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4715 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4717 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4719 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4720 Use $MULTIDIR to choose between the kernel and RTP headers,
4721 and use $WIND_BASE and $WIND_USR to locate them.
4723 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4725 * config/i386/i386.c (override_options): Put initialization of
4726 ix86_tune_mask and ix86_arch_mask to the correct place.
4728 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4729 Michael Meissner <michael.meissner@amd.com>
4732 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4734 (TARGET_CMOVE): Use ARCHMASK.
4735 (TARGET_CMPXCHG): Ditto.
4736 (TARGET_CMPXCHG8B): Ditto.
4737 (TARGET_XADD): Ditto.
4738 (TARGET_BSWAP): Ditto.
4739 * config/i386/i386.c (ix86_tune_mask): New global variable.
4740 (ix86_arch_mask): Ditto.
4741 (override_options): Initialize ix86_tune_mask and
4742 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4745 2007-03-02 Ben Elliston <bje@au.ibm.com>
4748 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4750 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4752 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4753 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4754 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4755 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4757 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4758 rs6000_init_dwarf_reg_sizes_extra): New.
4759 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4760 SPE register high parts.
4762 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4764 * Makefile.in: Add install-pdf target as
4765 copied from automake v1.10 rules.
4766 * configure.ac: Add install-pdf to target list.
4767 * configure: Regenerate.
4769 2007-03-01 Paul Brook <paul@codesourcery.com>
4771 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4772 modes to LDRD for DImode.
4773 (output_move_double): Fixup out of range ldrd/strd.
4774 (vfp_secondary_reload_class): Rename...
4775 (coproc_secondary_reload_class): ... to this. Add wb argument.
4776 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4777 coproc_secondary_reload_class for CLASS_IWMMXT.
4778 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4779 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4781 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4783 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4784 factor by the estimated number of iterations.
4785 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4788 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4789 decode_caches_intel, detect_caches_intel): New functions.
4790 (host_detect_local_cpu): Use detect_caches_amd and
4791 detect_caches_intel.
4793 2007-03-01 Richard Henderson <rth@redhat.com>
4795 * expr.c (emit_move_complex_push): Export.
4796 (emit_move_complex_parts): Split out from ...
4797 (emit_move_complex): ... here.
4798 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4799 * config/i386/i386.md (movcdi): New.
4801 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4803 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4804 size of mode1 to check for tieable modes in MMX case.
4806 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4808 * Makefile.in (rtlanal.o): Depend on tree.h.
4809 * rtl.h (offset_within_section_p, split_const): Declare.
4810 * rtlanal.c: Include tree.h.
4811 (offset_within_block_p): New function, taken from
4812 mips_offset_within_object_p.
4813 (split_const): New function, taken from mips_split_const.
4814 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4816 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4817 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4818 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4819 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4820 (m68k_illegitimate_symbolic_constant_p): New function.
4821 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4822 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4823 symbolic constant that might be outside the symbol's section,
4824 move the symbol first and then add the offset.
4825 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4827 * config/mips/mips.c (mips_split_const): Delete.
4828 (mips_offset_within_object_p): Delete.
4829 (mips_symbolic_constant_p): Use offset_within_section_p and
4830 split_const instead of mips_offset_within_object_p and
4832 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4833 (mips_legitimize_const_move, print_operand_reloc)
4834 (mips_dangerous_for_la25_p): Use split_const instead of
4837 2007-02-28 Eric Christopher <echristo@apple.com>
4839 * Makefile.in (install-include-dir): Don't rm -rf include.
4841 2007-02-28 Richard Guenther <rguenther@suse.de>
4844 * fold-const.c (fold_binary): Do not associate expressions
4845 with more than one variable for integer types that do not wrap.
4847 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4849 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4850 Delete, and replace with...
4851 (fold_builtin_call_array): This. Update callers to use it.
4852 * fold-const.c (fold_build_call_list): Delete, and replace with...
4853 (fold_build_call_array): This.
4854 (fold_build_call_list_initializer): Delete, and replace with...
4855 (fold_build_call_array_initializer): This.
4856 * tree.h: Update declarations to reflect above changes.
4858 * c-typeck.c (build_function_call): Store converted arguments
4859 in a stack-allocated array instead of building a list.
4860 (convert_arguments): Store arguments in the array passed in as an
4861 argument, and return the actual number of arguments.
4862 * c-format.c: (check_function_format): Pass arguments in an
4863 array instead of a list.
4864 * c-common.c (check_function_nonnull): Likewise.
4865 (check_function_sentinel): Likewise.
4866 (check_function_arguments): Likewise.
4867 * c-common.h: Update declarations to reflect above changes.
4869 2007-02-28 Jan Hubicka <jh@suse.cz>
4871 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4872 PRED_NEGATIVE_RETURN): Update outcomes.
4874 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4876 * calls.c (emit_library_call_value_1): Handle partial registers
4877 correctly when building up CALL_INSN_FUNCTION_USAGE.
4879 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4881 * pa/predicates.md (move_src_operand): Allow zero for mode.
4882 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4885 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4888 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4889 *movv2df_internal): Enable pattern only for valid operand
4891 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4892 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4894 2007-02-27 Mike Stump <mrs@apple.com>
4896 * config/darwin-crt3.c: Avoid compilation when compiling for a
4899 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4901 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4903 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4904 for fixed headers and limits.h.
4905 (install-include-dir, install-headers-tar, install-headers-cpio,
4906 install-headers-cp, real-install-headers-tar,
4907 real-install-headers-cpio, real-install-headers-cp): Handle
4908 include-fixed as well as include.
4909 (install-mkheaders): Don't install files that go only in include
4911 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4912 from GCC_INCLUDE_DIR.
4913 * gcc.c (process_command): Remove special -BstageN/ handling.
4914 (do_spec_1): Add include-fixed directories.
4916 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4918 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4920 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4922 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4925 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4927 * c-common.c (get_priority): Add check for
4928 SUPPORTS_INIT_PRIORITY.
4930 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4932 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4934 * config/bfin/bfin.c: Include "cfglayout.h".
4935 (MAX_LSETUP_DISTANCE): New macro.
4936 (struct loop_info): New members incoming, incoming_src and
4937 incoming_dest. Delete member predecessor.
4938 (length_for_loop): New function.
4939 (bfin_optimize_loop): Handle more different loop structures.
4940 (bfin_discover_loop): Rework detection of predecessor blocks by
4941 examining incoming edges.
4942 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4944 (bfin_reorder_loops): New function.
4945 (bfin_reorg_loops): Use these three new functions.
4947 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4948 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4949 (CONSTRAINT_LEN): Add entry for 'q'.
4950 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4951 Add 'q' constraints.
4952 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4953 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4955 * config/bfin/bfin.md (add_with_carry): New pattern.
4956 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4957 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4958 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4959 support unsigned multiplies too. Removed incorrect commutativity from
4960 operand 1 constraint where appropriate.
4961 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4963 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4964 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4966 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4967 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4968 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4969 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4970 usmulhisi_hh_huh): New patterns.
4972 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4973 lshifthi3): Fix output template to use half reg for operand 2.
4975 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4978 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4980 2007-02-27 Andreas Schwab <schwab@suse.de>
4982 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4984 2007-02-27 Jan Hubicka <jh@suse.cz>
4986 * predict.c (last_basic_block_p): Remove.
4987 (tree_estimate_probability): Update return heuristic for commonized
4990 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4992 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4994 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4996 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4997 * doc/cpp.texi: Standardize title page.
4998 * doc/cppinternals.texi: Likewise.
4999 * doc/gcc.texi: Standardize title page, remove version number
5000 from copyright page.
5001 * doc/gccint.texi: Likewise.
5002 * doc/install.texi: Standardize title page, add table of
5005 2007-02-26 Jan Hubicka <jh@suse.cz>
5007 * predict.def: Set outcomes according to more recent results.
5008 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5009 Remove dead predictors.
5010 * predict.c (return_prediction): Fix pasto.
5012 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5014 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5015 change; avoid a memory leak when returning early.
5017 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5019 * c-decl.c (static_ctors): Move to c-common.c.
5020 (static_dtors): Likewise.
5021 (finish_function): Use c_record_cdtor_fn.
5022 (build_cdtor): Move to c-common.c.
5023 (c_write_global_declarations): Use c_build_cdtor_fns.
5024 * c-common.h (static_ctors): Declare.
5025 (static_dtors): Likewise.
5026 (c_record_cdtor_fn): Likewise.
5027 (c_build_cdtor_fns): Likewise.
5028 * c-common.c (static_ctors): New variable.
5029 (static_dtors): Likewise.
5030 (c_record_cdtor_fn): New function.
5031 (build_cdtor): Move from c-decl.c
5032 (c_build_cdtor_fns): New function.
5034 * output.h (assemble_addr_to_section): Declare.
5035 (get_cdtor_priority_section): Likewise.
5036 * varasm.c (assemble_addr_to_section): New function.
5037 (get_cdtor_priority_section): Likewise.
5038 (default_named_section_asm_out_destructor): Use them.
5039 (destor_dtor_section_asm_out_destructor): Likewise.
5040 (default_named_section_asm_out_constructor): Likewise.
5041 (default_ctor_section_asm_out_constructor): Likewise.
5042 * config.gcc (*-*-vxworks*): Include vxworks.o.
5043 * config/t-vxworks (vxworks.o): New target.
5044 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5045 (TARGET_ASM_CONSTRUCTOR): Define.
5046 (TARGET_ASM_DESTRUCTOR): Likewise.
5047 (vxworks_asm_out_constructor): Declare.
5048 (vxworks_asm_out_destructor): Likewise.
5050 * c-common.c (get_priority): Check that we have not just an
5051 INTEGER_CST, but an integer constant with integeral type.
5053 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5055 PR tree-optimization/30938
5056 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5057 use &dt[nargs-1] instead of &dt[nargs] in the call to
5058 vect_is_simple_use().
5060 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5062 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5063 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5064 Do not attempt to handle MEM inside auto-inc expressions.
5065 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5066 of a register modified by an auto-inc expression. However, do handle
5067 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5068 (elimination_effects): Prohibit elimination of a register modified
5069 by an auto-inc expression. Disable register elimination rules whose
5070 target register is modified by an auto-inc expression with variable
5073 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5075 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5077 (array_at_struct_end_p): New function.
5078 (idx_infer_loop_bounds): Use it.
5079 (estimate_numbers_of_iterations_loop): Export.
5080 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5081 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5082 (tree_estimate_probability): Call record_loop_exits.
5083 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5084 (estimated_loop_iterations, estimated_loop_iterations_int,
5085 estimated_loop_iterations_tree): New functions.
5086 (analyze_siv_subscript_cst_affine,
5087 compute_overlap_steps_for_affine_1_2,
5088 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5089 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5090 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5091 (PRED_LOOP_ITERATIONS_GUESSED): New.
5092 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5093 * cfgloop.h (estimate_numbers_of_iterations_loop,
5094 estimated_loop_iterations_int): Declare.
5096 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5098 * doc/extend.texi: Document optional priority argument to
5099 constructors and destructors.
5100 * tree.c (init_priority_for_decl): Adjust GTY markers.
5101 (init_ttree): Use priority-info hash functions for
5102 init_priority_for_decl.
5103 (tree_map_eq): Rename to ...
5104 (tree_map_base_eq): ... this.
5105 (tree_map_marked_p): Rename to ...
5106 (tree_map_base_marked_p): ... this.
5107 (tree_map_base_hash): New function.
5108 (decl_init_priority_lookup): Rework.
5109 (decl_fini_priority_lookup): New function.
5110 (decl_priority_info): New function.
5111 (decl_init_priority_insert): Use it.
5112 (decl_fini_priority_insert): Likewise.
5113 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5115 (decl_restrict_base_insert): Likewise.
5116 (decl_debug_expr_insert): Likewise.
5117 (decl_value_expr_lookup): Likewise.
5118 (decl_value_expr_insert): Likewise.
5119 * tree.h (priority_type): New type.
5120 (decl_init_priority_lookup): Use priority_type.
5121 (decl_fini_priority_lookup): New function.
5122 (decl_init_priority_insert): Use priority_type.
5123 (decl_fini_priority_insert): New function.
5124 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5125 (DECL_INIT_PRIORITY): Likewise.
5126 (SET_DECL_INIT_PRIORITY): Add comment.
5127 (DECL_FINI_PRIORITY): New macro.
5128 (SET_DECL_FINI_PRIORITY): Likewise.
5129 (DEFAULT_INIT_PRIORITY): Document.
5130 (MAX_INIT_PRIORITY): Likewise.
5131 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5132 (tree_map_base): New type.
5133 (tree_map_base_eq): New function.
5134 (tree_map_base_hash): Likewise.
5135 (tree_map_base_marked_p): Likewise.
5136 (tree_map): Inherit from tree_map_base.
5137 (tree_map_eq): Make it a macro.
5138 (tree_map_marked_p): Likewise.
5139 (tree_int_map): Inherit from tree_map_base.
5140 (tree_int_map_eq): Make it a macro.
5141 (tree_int_map_hash): Likewise.
5142 (tree_int_map_marked_p): Likewise.
5143 (tree_priority_map): New type.
5144 (tree_priority_map_eq): New macro.
5145 (tree_priority_map_hash): Likewise.
5146 (tree_priority_map_marked_p): Likewise.
5147 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5149 (emutls_common_1): Likewise.
5150 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5151 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5152 of tree_map hierarchy.
5153 * tree-cfg.c (move_stmt_r): Likewise.
5154 (new_label_mapper): Likewise.
5155 * c-tree.h (c_expand_body): Move to ...
5156 * c-common.h (c_expand_body): ... here.
5157 * c-decl.c (c_expand_body): Move to ...
5158 * c-common.c (c_expand_body): ... here.
5159 (c_common_attribute_table): Allow 1 argument for the constructor
5160 and destructor attributes.
5161 (get_priority): New function.
5162 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5163 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5165 2007-02-24 Jan Hubicka <jh@suse.cz>
5168 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5170 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5171 Jan Hubicka <jh@suse.cz>
5174 * i386.c (counter_mode): New function.
5175 (expand_set_or_movmem_via_loop): Use it.
5176 (expand_movmem_epilogue): Likewise; fix pasto.
5177 (ix86_expand_movmem): Do emit guard even for constant counts.
5178 (ix86_expand_setmem): Likewise.
5180 2007-02-25 Nick Clifton <nickc@redhat.com>
5182 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5183 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5185 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5188 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5189 count argument with 0x10, not with 0x16.
5190 (expand_setmem_epilogue): Ditto.
5192 2007-02-24 Mike Stump <mrs@apple.com>
5194 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5197 2007-02-24 Richard Guenther <rguenther@suse.de>
5200 * fold-const.c (fold_binary): Fold x +- CST op x for
5201 EQ_EXPR and NE_EXPR.
5203 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5205 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5207 2007-02-24 Jan Hubicka <jh@suse.cz>
5209 * cgraphunit.c (decide_is_function_needed): Honor
5210 -fkeep-inline-functions.
5212 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * builtins.c (fold_builtin_modf): New.
5215 (fold_builtin_2): Use it.
5217 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5219 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5220 (determine_max_iter): Take additional LOOP arg; all callers changed.
5221 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5222 one using simplifications.
5223 (simplify_using_initial_values): Return if the expression becomes
5224 invalid due to altered regs.
5226 2007-02-23 DJ Delorie <dj@redhat.com>
5228 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5230 2007-02-23 Mike Stump <mrs@apple.com>
5232 * tlink.c (scan_linker_output): Parse linker messages from
5233 darwin9's linker better.
5235 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5238 * varpool.c (varpool_assemble_pending_decls): Set
5239 varpool_last_needed_node to null.
5241 2007-02-23 DJ Delorie <dj@redhat.com>
5243 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5244 alignment bigger than the object file can handle.
5246 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5250 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5251 (*movsf_1): Penalize MMX moves.
5253 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5255 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5256 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5258 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5260 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5262 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5263 (fold_builtin_1): Use them.
5264 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5265 BUILT_IN_SIGNIFICAND.
5267 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5269 * config/i386/i386.c (bdesc_1arg): Initialize
5270 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5271 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5272 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5273 and IX86_BUILTIN_MOVSLDUP.
5275 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5277 PR rtl-optimization/30841
5278 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5280 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5282 * builtins.c (fold_builtin_frexp): New.
5283 (fold_builtin_2): Use it.
5285 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5287 * doc/invoke.texi (Spec Files): Document getenv spec function.
5289 * gcc.c (getenv_spec_function): New function.
5290 (static_spec_functions): Add it.
5291 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5292 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5295 2007-02-22 Michael Matz <matz@suse.de
5298 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5299 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5301 2007-02-22 Ian Lance Taylor <iant@google.com>
5304 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5305 (mem_loc_descriptor): Call it.
5307 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5308 Ira Rosen <irar@il.ibm.com>
5310 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5312 2007-02-22 Ira Rosen <irar@il.ibm.com>
5314 PR tree-optimization/30843
5315 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5316 stores only after all the group is vectorized.
5318 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5320 PR tree-optimization/30858
5321 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5322 in the reduction cycle have a single use in the loop.
5323 * tree-vectorizer.h (relevant): Add documentation.
5325 2007-02-20 Mike Stump <mrs@apple.com>
5327 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5328 * configure: Regenerate.
5330 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5332 Change the defaults of some parameters and options.
5333 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5334 * config/spu/spu.c (spu_optimization_options): Add.
5335 (spu_override_options): Change params in spu_optimization_options.
5336 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5338 Register 127 is only 16 byte aligned when used as a frame pointer.
5339 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5340 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5341 HARD_FRAME_POINTER_REGNUM.
5342 (spu_legitimate_address): Use regno_aligned_for_reload.
5343 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5344 aligned when frame_pointer_needed is true.
5345 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5347 * config/spu/spu.h (INIT_EXPANDERS): Define.
5349 Make sure shift and rotate instructions have valid immediate operands.
5350 * config/spu/predicates.md (spu_shift_operand): Remove.
5351 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5352 * config/spu/constraints.md (W, O): Extend range.
5353 * config/spu/spu.md (umask, nmask): Define.
5354 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5355 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5356 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5357 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5358 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5359 (lshr<mode>3_reg): Fix rtl description.
5361 Make sure mulhisi immediate operands are valid.
5362 * config/spu/predicates.md (imm_K_operand): Add.
5363 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5365 Generate constants using fsmbi and andi.
5366 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5367 (print_operand, spu_split_immediate, classify_immediate,
5368 fsmbi_const_p): Handle IC_FSMBI2.
5370 Correctly handle a CONST_VECTOR containing symbols.
5371 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5372 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5373 (immediate_load_p): Allow symbols that use 2 instructions to create.
5374 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5375 with symbols when flag_pic is set.
5376 (const_vector_immediate_p): New.
5377 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5378 accept a CONST_VECTOR with symbols.
5379 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5380 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5382 * config/spu/spu.md (high, low): Delete.
5383 (low_<mode>): Define.
5385 Remove INTRmode and INTR_REGNUM, which didn't work.
5386 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5388 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5389 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5390 peephole2 pattern): Don't use INTR or 131.
5391 (movintrcc): Delete.
5392 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5393 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5394 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5395 (UNSPEC_SET_INTR): Add.
5396 * config/spu/spu-modes.def (INTR): Remove.
5398 More accurate warnings about run-time relocations.
5399 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5401 Correctly warn about immediate arguments to specific intrinsics.
5402 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5403 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5404 the instruction predicate.
5406 Fix tree check errors with latest update.
5407 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5409 (spu_expand_builtin): Use CALL_EXPR_FN.
5411 Add missing specific intrinsics.
5412 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5414 * config/spu/spu_internals.h: Ditto.
5416 Fix incorrect operand modifiers.
5417 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5418 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5420 Optimize one case of zero_extend of a vec_select.
5421 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5423 Accept any immediate for hbr.
5424 * config/spu/spu.md (hbr): Change s constraints to i.
5426 2007-02-21 Paul Brook <paul@codesourcery.com>
5428 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5429 condexec_count when skipping USE and CLOBBER.
5431 2007-02-21 Nick Clifton <nickc@redhat.com>
5433 * common.opt (Warray-bounds): Add Warning attribute.
5434 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5436 (fsized-zeroes): Add Optimization attribute.
5437 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5438 * c.opt (Wc++0x-compat): Add Warning attribute.
5440 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5443 * reload1.c (eliminate_regs_in_insn): In the single_set special
5444 case, attempt to re-recognize the insn before falling back to
5445 having reload fix it up.
5447 2007-02-20 Eric Christopher <echristo@gmail.com>
5449 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5450 Rewrite accordingly.
5451 (frv_read_iacc_argument): Ditto.
5452 (frv_expand_set_builtin): Take a call instead of arglist, update for
5454 (frv_expand_unop_builtin): Ditto.
5455 (frv_expand_binop_builtin): Ditto.
5456 (frv_expand_cut_builtin): Ditto.
5457 (frv_expand_binopimm_builtin): Ditto.
5458 (frv_expand_voidbinop_builtin): Ditto.
5459 (frv_expand_int_void2arg): Ditto.
5460 (frv_expand_prefetches): Ditto.
5461 (frv_expand_voidtriop_builtin): Ditto.
5462 (frv_expand_voidaccop_builtin): Ditto.
5463 (frv_expand_load_builtin): Ditto.
5464 (frv_expand_store_builtin): Ditto.
5465 (frv_expand_mdpackh_builtin): Ditto.
5466 (frv_expand_mclracc_builtin): Ditto.
5467 (frv_expand_mrdacc_builtin): Ditto.
5468 (frv_expand_mwtacc_builtin): Ditto.
5469 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5472 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5474 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5475 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5477 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5479 * configure: Regenerate.
5480 * config.in: Regenerate.
5481 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5482 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5483 masks to power6 and power6x and to POWERPC_MASKS.
5484 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5486 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5487 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5488 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5489 Access PROTOTYPE as variable, not mask.
5491 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5493 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5494 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5495 * combine.c (adjust_for_new_dest): Use it.
5496 * postreload.c (reload_combine): Likewise.
5498 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5500 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5501 notes on an insn with multiple sets, even if single_set returns
5502 non-NULL for that insn.
5504 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5506 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5509 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5511 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5512 if user didn't pass it.
5513 * config/i386/darwin.h (CC1_SPEC): Likewise.
5514 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5515 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5516 -mmacosx-version-min.
5518 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5519 Uros Bizjak <ubizjak@gmail.com>
5521 * optabs.h (enum optab_index): Add new OTI_scalb.
5522 (scalb_optab): Define corresponding macro.
5523 * optabs.c (init_optabs): Initialize scalb_optab.
5524 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5526 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5527 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5528 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5529 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5530 flag_unsafe_math_optimizations is set.
5532 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5533 to implement scalbf, scalb and scalbl built-ins as inline x87
5536 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5537 DJ Delorie <dj@redhat.com>
5540 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5541 (diagnostic_report_diagnostic): ... here, and turn them into real
5542 errors. If warnings are inhibited, no need to do anything.
5544 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5546 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5547 better code generation.
5549 2007-02-20 Ben Elliston <bje@au.ibm.com>
5551 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5553 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5555 * config/alpha/alpha.c, config/alpha/alpha.md,
5556 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5557 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5558 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5559 config/arm/lib1funcs.asm: Follow spelling conventions.
5561 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5562 config/fr30/fr30.md, config/i386/i386.h,
5563 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5564 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5565 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5566 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5567 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5568 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5569 config/sparc/sparc.c, config/sparc/sparc.h,
5570 config/sparc/sparc.md, config/spu/constraints.md,
5571 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5574 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5577 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5580 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5582 * doc/invoke.texi (-ftree-lrs): Remove.
5584 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5586 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5589 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5591 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5592 new CALL_EXPR_FN macro for retrieving the function
5593 declaration of the input expression.
5595 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5597 * c.opt (Waddress): New.
5598 * common.opt (Walways-true): Delete.
5599 (Wstring-literal-comparison): Delete.
5600 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5601 -Wstring-literal-comparison. Add -Waddress.
5603 (Walways-true): Delete.
5604 (Wstring-literal-comparison): Delete.
5605 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5606 consistently instead of -Walways-true in example.
5607 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5608 * c-typeck.c (parser_build_binary_op): Replace
5609 -Wstring-literal-comparison and -Walways-true with -Waddress.
5610 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5613 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5615 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5616 without DECL_STRUCT_FUNCTION initialized.
5618 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5620 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5621 due to calls to functions taking pointers as parameters.
5623 2007-02-19 Richard Henderson <rth@redhat.com>
5626 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5629 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5631 * config/s390/s390.c (s390_call_saved_register_used,
5632 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5633 accessed to the new scheme.
5635 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5637 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5638 (cris_print_index, cris_print_operand, cris_print_operand_address)
5639 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5640 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5641 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5643 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5644 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5645 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5646 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5647 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5648 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5649 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5650 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5651 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5652 (uminsi3, call, call_value): Ditto.
5653 (define_split: indir_to_reg_split, unnamed): Ditto.
5655 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5657 PR tree-optimization/30975
5658 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5661 2007-02-18 Eric Christopher <echristo@gmail.com>
5663 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5664 Remove use of arglist.
5665 (mips_expand_builtin): Remove use of arglist, pass in expr.
5666 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5667 (mips_expand_builtin_movtf): Ditto.
5668 (mips_expand_builtin_compare): Ditto.
5670 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5672 * tree-sra.c (sra_build_assignment): Replace assertion
5673 checking with a comment explaining why it can't be done.
5675 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5678 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5679 during CALL_EXPR representation conversion.
5680 * tree-ssa-propagate.c (set_rhs): Likewise.
5682 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5684 * tree-sra.c (sra_build_assignment): Disable assertion checking
5687 2007-02-18 Roger Sayle <roger@eyesopen.com>
5689 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5690 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5691 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5693 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5694 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5695 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5696 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5697 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5698 force_gimple_operand): Likewise.
5699 * ipa-cp.c (constant_val_insert): Likewise.
5700 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5701 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5702 perfect_nestify): Likewise.
5703 * langhooks.c (lhd_omp_assignment): Likewise.
5704 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5705 lower_copyprivate_clauses, lower_send_clauses,
5706 lower_send_shared_vars, expand_parallel_call,
5707 expand_omp_for_generic, expand_omp_for_static_nochunk,
5708 expand_omp_for_static_chunk, expand_omp_sections,
5709 lower_omp_single_copy, lower_omp_for_lastprivate,
5710 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5711 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5712 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5715 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5717 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5718 config/sh/sh.md: Follow spelling conventions.
5720 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5721 config/frv/predicates.md: Follow spelling conventions.
5723 * config/m68k/linux-unwind.h: Fix a comment typo.
5724 * target.h: Follow spelling conventions.
5726 2007-02-18 Roger Sayle <roger@eyesopen.com>
5728 PR rtl-optimization/28173
5729 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5730 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5731 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5732 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5733 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5735 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5737 * builtins.c (fold_builtin_load_exponent): New.
5738 (fold_builtin_2): Use it.
5740 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5742 PR rtl-optimization/30773
5743 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5744 if we fail to attach a REG_EQUIV note.
5746 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5747 Roger Sayle <roger@eyesopen.com>
5749 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5751 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5753 * calls.c (initialize_argument_information): Pass original EXP
5754 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5755 code to split complex arguments here, as part of initializing the
5757 (expand_call): Remove code that builds a list of arguments and
5758 inserts implicit arguments into it. Instead, just count how many
5759 implicit arguments there will be so we can determine the size of
5760 the ARGS array, and let initialize_argument_information do the work.
5761 (split_complex_values): Delete unused function.
5763 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5765 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5767 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5769 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5770 for arg pointer based indexed addressing.
5772 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5774 * config/ia64/ia64.h, config/ia64/ia64.md,
5775 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5776 spelling conventions.
5778 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5780 * config/m68k/m68k.c (split_di): New.
5781 * config/m68k/m68k-protos.h: Declare split_di.
5782 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5783 Improve predicate handling and split constant shifts.
5785 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5787 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5788 parameter for register bitfield operations, general predicates
5791 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5793 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5794 * config/m68k/linux-unwind.h: New file.
5796 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5798 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5799 config/i386/athlon.md, config/ia64/ia64.md,
5800 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5801 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5802 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5803 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5804 tree-vect-transform.c: Fix comment typos.
5806 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5808 * sched-deps.c (find_insn_list): Remove.
5809 * sched-int.h: Remove the prototype for find_insn_list.
5811 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5813 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5815 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5816 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5817 darwin_rs6000_override_options.
5818 (C_COMMON_OVERRIDE_OPTIONS): Expect
5819 darwin_macosx_version_min to be non-NULL always.
5820 (TARGET_C99_FUNCTIONS): Likewise.
5821 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5822 (DARWIN_MINVERSION_SPEC): New.
5823 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5824 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5826 (DARWIN_MINVERSION_SPEC): New.
5827 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5829 * config/darwin-c.c (darwin_cpp_builtins): Expect
5830 darwin_macosx_version_min to be non-NULL always.
5832 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5834 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5836 * config/i386/i386.h (x86_use_xchgb): New.
5837 (TARGET_USE_XCHGB): New macro.
5838 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5839 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5840 Split after reload into bswaphi for shifts of 8.
5841 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5842 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5843 or when optimizing for size.
5845 2007-02-16 Richard Guenther <rguenther@suse.de>
5846 Christian Bruel <christian.bruel@st.com>
5848 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5849 DECLs but prefer SSA_NAMEs over DECLs.
5851 2007-02-16 Richard Guenther <rguenther@suse.de>
5853 * tree-flow-inline.h (single_imm_use_p): Remove.
5854 (zero_imm_uses_p): Likewise.
5855 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5856 instead of single_imm_use_p.
5857 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5860 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5863 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5864 nested double- and backquotes.
5866 2007-02-15 Roger Sayle <roger@eyesopen.com>
5869 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5870 should be unreachable.
5871 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5872 For the time being redirect GIMPLE_MODIFY_STMT to the new
5873 (renamed) build_gimple_modify_stmt_stat.
5874 (build2_gimple_stat): Rename to...
5875 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5876 Always build a GIMPLE_MODIFY_STMT node.
5877 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5878 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5881 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5882 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5883 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5884 expand_complex_div_wide): Likewise.
5885 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5886 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5887 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5888 * tree-ssa-loop-manip.c (create_iv): Likewise.
5889 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5890 abs_replacement): Likewise.
5891 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5892 realify_fake_stores): Likewise.
5894 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5895 node rather than a GIMPLE_MODIFY_STMT node.
5896 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5897 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5899 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5900 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5903 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5906 * fold-const.c (fold_comparison): Add back the
5907 folding of constant complex comparisions.
5909 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5912 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5913 effects unknown to this function, return early.
5915 2007-02-15 Ian Lance Taylor <iant@google.com>
5917 * lower-subreg.c (move_eh_region_note): New static function.
5918 (resolve_simple_move): Call it.
5919 (decompose_multiword_subregs): Track blocks for which we resolve a
5920 simple move which is also a control flow insn. Pass them to
5921 find_many_sub_basic_blocks.
5922 (pass_lower_subreg): Add TODO_verify_flow.
5923 (pass_lower_subreg2): Likewise.
5925 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5926 Brooks Moses <brooks.moses@codesourcery.com>
5927 Lee Millward <lee.millward@codesourcery.com>
5929 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5930 (VL_EXP_CLASS_P): New.
5931 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5933 (TREE_OPERAND_CHECK_CODE): Likewise.
5934 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5935 (TREE_RTL_OPERAND_CHECK): Likewise.
5936 (tree_operand_check_failed): Make second parameter the whole tree
5937 instead of its code. Fixed callers.
5938 (VL_EXP_CHECK): New.
5939 (TREE_OPERAND_LENGTH): New.
5940 (VL_EXP_OPERAND_LENGTH): New.
5941 (CALL_EXPR_FN): New.
5942 (CALL_EXPR_STATIC_CHAIN): New.
5943 (CALL_EXPR_ARGS): New.
5944 (CALL_EXPR_ARG): New.
5945 (call_expr_nargs): New.
5946 (CALL_EXPR_ARGP): New.
5947 (build_nt_call_list): Declare.
5948 (build_vl_exp_stat): Declare.
5949 (build_vl_exp): New.
5950 (build_call_list): Declare.
5951 (build_call_nary): Declare.
5952 (build_call_valist): Declare.
5953 (build_call_array): Declare.
5954 (call_expr_arg): Declare.
5955 (call_expr_argp): Declare.
5956 (call_expr_arglist): Declare.
5957 (fold_build_call_list): Declare.
5958 (fold_build_call_list_initializer): Declare.
5959 (fold_call_expr): Declare to replace fold_builtin.
5960 (fold_builtin_fputs): Update to agree with modified definition.
5961 (fold_builtin_strcpy): Likewise.
5962 (fold_builtin_strncpy): Likewise.
5963 (fold_builtin_memory_chk): Likewise.
5964 (fold_builtin_stxcpy_chk): Likewise.
5965 (fold_builtin_strncpy_chk): Likewise.
5966 (fold_builtin_next_arg): Likewise.
5967 (fold_build_call_expr): Declare.
5968 (fold_builtin_call_list): Declare.
5969 (fold_builtin_call_valist): Declare.
5970 (build_call_expr): Declare.
5971 (validate_arglist): Update to agree with modified definition.
5972 (tree_operand_length): New.
5973 (call_expr_arg_iterator): New.
5974 (init_call_expr_arg_iterator): New.
5975 (next_call_expr_arg): New.
5976 (first_call_expr_arg): New.
5977 (more_call_expr_args_p): New.
5978 (FOR_EACH_CALL_EXPR_ARG): New.
5980 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5981 and tcc_gimple_stmt.
5982 (tree_code_size): Update documentation. Use sizeof (tree) rather
5983 than sizeof (char *).
5984 (tree_size): Likewise. Add case for tcc_vl_exp.
5985 (tree_node_structure): Add case for tcc_vl_exp.
5986 (contains_placeholder_p): Likewise.
5987 (substitute_in_expr): Likewise.
5988 (substitute_placeholder_in_expr): Likewise.
5989 (stabilize_reference_1): Likewise.
5990 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5991 to diagnose breakage of this interface for constructing CALL_EXPRs.
5992 (build_nt): Add similar assertion here.
5993 (build_nt_call_list): New.
5994 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5995 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5997 (get_callee_fndecl): Use new CALL_EXPR accessors.
5998 (tree_operand_check_failed): Change parameters to pass entire node
5999 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6000 (process_call_operands): New.
6001 (build_vl_exp_stat): New.
6002 (build_call_list): New.
6003 (build_call_nary): New.
6004 (build_call_valist): New.
6005 (build_call_array): New.
6006 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6007 (call_expr_arglist): New.
6009 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6010 tcc_vl_exp instead of a fixed-size tcc_expression.
6012 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6013 accessors for CALL_EXPRs.
6014 (AGGR_INIT_EXPR): Likewise.
6016 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6017 Brooks Moses <brooks.moses@codesourcery.com>
6018 Lee Millward <lee.millward@codesourcery.com>
6020 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6021 (expand_builtin_nonlocal_goto): Change parameter to be entire
6022 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6023 (expand_builtin_prefetch): Likewise.
6024 (expand_builtin_classify_type): Likewise.
6025 (mathfn_built_in): Return NULL_TREE instead of 0.
6026 (expand_errno_check): Use new CALL_EXPR accessors.
6027 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6028 Return NULL_RTX instead of 0.
6029 (expand_builtin_mathfn_2): Likewise.
6030 (expand_builtin_mathfn_3): Likewise.
6031 (expand_builtin_interclass_mathfn): Likewise.
6032 (expand_builtin_sincos): Likewise.
6033 (expand_builtin_cexpi): Likewise.
6034 (expand_builtin_int_roundingfn): Likewise.
6035 (expand_builtin_int_roundingfn_2): Likewise.
6036 (expand_builtin_pow): Likewise.
6037 (expand_builtin_powi): Likewise.
6038 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6039 of arglist, fixing callers appropriately. Use new CALL_EXPR
6040 accessors and constructors. Return NULL_RTX instead of 0.
6041 (expand_builtin_strstr): Likewise.
6042 (expand_builtin_strchr): Likewise.
6043 (expand_builtin_strrchr): Likewise.
6044 (expand_builtin_strpbrk): Likewise.
6045 (expand_builtin_memcpy): Likewise.
6046 (expand_builtin_mempcpy): Likewise.
6047 (expand_builtin_mempcpy_args): New.
6048 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6049 (expand_builtin_memmove_args): New.
6050 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6051 (expand_movstr): Likewise.
6052 (expand_builtin_strcpy): Likewise.
6053 (expand_builtin_strcpy_args): New.
6054 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6055 (expand_builtin_strncpy): Likewise.
6056 (expand_builtin_memset): Likewise.
6057 (expand_builtin_memset_args): New.
6058 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6059 (expand_builtin_memcmp): Likewise.
6060 (expand_builtin_strcmp): Likewise.
6061 (expand_builtin_strncmp): Likewise.
6062 (expand_builtin_strcat): Likewise.
6063 (expand_builtin_strncat): Likewise.
6064 (expand_builtin_strspn): Likewise.
6065 (expand_builtin_strcspn): Likewise.
6066 (expand_builtin_args_info): Likewise.
6067 (expand_builtin_va_start): Likewise.
6068 (gimplify_va_arg_expr): Likewise.
6069 (expand_builtin_va_end): Likewise.
6070 (expand_builtin_va_copy): Likewise.
6071 (expand_builtin_frame_address): Likewise.
6072 (expand_builtin_alloca): Likewise.
6073 (expand_builtin_bswap): Likewise.
6074 (expand_builtin_unop): Likewise.
6075 (expand_builtin_fputs): Likewise.
6076 (expand_builtin_expect): Likewise.
6077 (expand_builtin_fabs): Likewise.
6078 (expand_builtin_copysign): Likewise.
6079 (expand_builtin_printf): Likewise.
6080 (expand_builtin_fprintf): Likewise.
6081 (expand_builtin_sprintf): Likewise.
6082 (expand_builtin_init_trampoline): Likewise.
6083 (expand_builtin_signbit): Likewise.
6084 (expand_builtin_fork_or_exec): Likewise.
6085 (expand_builtin_sync_operation): Likewise.
6086 (expand_builtin_compare_and_swap): Likewise.
6087 (expand_builtin_lock_test_and_set): Likewise.
6088 (expand_builtin_lock_release): Likewise.
6089 (expand_builtin): Likewise.
6090 (builtin_mathfn_code): Likewise.
6092 (fold_builtin_constant_p): Pass call arguments individually instead
6093 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6094 accessors and constructors. Return NULL_TREE instead of 0.
6095 (fold_builtin_expect): Likewise.
6096 (fold_builtin_classify_type): Likewise.
6097 (fold_builtin_strlen): Likewise.
6098 (fold_builtin_nan): Likewise.
6099 (integer_valued_real_p): Likewise.
6100 (fold_trunc_transparent_mathfn): Likewise.
6101 (fold_fixed_mathfn): Likewise.
6102 (fold_builtin_cabs): Likewise.
6103 (fold_builtin_sqrt): Likewise.
6104 (fold_builtin_cbrt): Likewise.
6105 (fold_builtin_cos): Likewise.
6106 (fold_builtin_cosh): Likewise.
6107 (fold_builtin_tan): Likewise.
6108 (fold_builtin_sincos): Likewise.
6109 (fold_builtin_cexp): Likewise.
6110 (fold_builtin_trunc): Likewise.
6111 (fold_builtin_floor): Likewise.
6112 (fold_builtin_ceil): Likewise.
6113 (fold_builtin_round): Likewise.
6114 (fold_builtin_int_roundingfn): Likewise.
6115 (fold_builtin_bitop): Likewise.
6116 (fold_builtin_bswap): Likewise.
6117 (fold_builtin_logarithm): Likewise.
6118 (fold_builtin_hypot): Likewise.
6119 (fold_builtin_pow): Likewise.
6120 (fold_builtin_powi): Likewise.
6121 (fold_builtin_exponent): Likewise.
6122 (fold_builtin_memset): Likewise.
6123 (fold_builtin_bzero): Likewise.
6124 (fold_builtin_memory_op): Likewise.
6125 (fold_builtin_bcopy): Deleted; call site changed to invoke
6126 fold_builtin_memory_op directly.
6127 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6128 (fold_builtin_strncpy): Likewise.
6129 (fold_builtin_memcmp): Likewise.
6130 (fold_builtin_strcmp): Likewise.
6131 (fold_builtin_strncmp): Likewise.
6132 (fold_builtin_signbit): Likewise.
6133 (fold_builtin_copysign): Likewise.
6134 (fold_builtin_isascii): Likewise.
6135 (fold_builtin_toascii): Likewise.
6136 (fold_builtin_isdigit): Likewise.
6137 (fold_builtin_fabs): Likewise.
6138 (fold_builtin_abs): Likewise.
6139 (fold_builtin_fmin_fmax): Likewise.
6140 (fold_builtin_carg): Likewise.
6141 (fold_builtin_classify): Likewise.
6142 (fold_builtin_unordered_cmp): Likewise.
6144 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6145 New functions split out from fold_builtin_1.
6146 (fold_builtin_n): New.
6147 (fold_builtin_varargs): New.
6148 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6150 (fold_call_expr): New.
6151 (build_function_call_expr): Rewrite to use new helper function.
6152 (fold_builtin_call_list): New.
6153 (build_call_expr): New.
6154 (fold_builtin_call_valist): New.
6155 (rewrite_call_expr): New.
6156 (validate_arg): New.
6157 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6158 of an arglist. Change return type to bool. Use new CALL_EXPR
6161 (fold_builtin_strstr): Pass call arguments individually instead
6162 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6163 accessors and constructors. Return NULL_TREE instead of 0.
6164 (fold_builtin_strchr): Likewise.
6165 (fold_builtin_strrchr): Likewise.
6166 (fold_builtin_strpbrk): Likewise.
6167 (fold_builtin_strcat): Likewise.
6168 (fold_builtin_strncat): Likewise.
6169 (fold_builtin_strspn): Likewise.
6170 (fold_builtin_strcspn): Likewise.
6171 (fold_builtin_fputs): Likewise.
6172 (fold_builtin_next_arg): Likewise.
6173 (fold_builtin_sprintf): Likewise.
6175 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6176 NULL_RTX instead of 0.
6177 (expand_builtin_memory_chk): Likewise.
6178 (maybe_emit_chk_warning): Likewise.
6179 (maybe_emit_sprintf_chk_warning): Likewise.
6181 (fold_builtin_object_size): Pass call arguments individually instead
6182 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6183 accessors and constructors. Return NULL_TREE instead of 0.
6184 (fold_builtin_memory_chk): Likewise.
6185 (fold_builtin_stxcpy_chk): Likewise.
6186 (fold_builtin_strncpy_chk): Likewise.
6187 (fold_builtin_strcat_chk): Likewise.
6188 (fold_builtin_strcat_chk): Likewise.
6189 (fold_builtin_strncat_chk): Likewise.
6190 (fold_builtin_sprintf_chk): Likewise.
6191 (fold_builtin_snprintf_chk): Likewise.
6192 (fold_builtin_printf): Likewise.
6193 (fold_builtin_vprintf): Likewise.
6195 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6197 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6198 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6199 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6200 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6201 (fold_unary): Likewise.
6202 (fold_binary): Likewise.
6203 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6204 ternary expressions.
6205 (fold): Add logic for tcc_vl_exp.
6206 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6207 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6208 (fold_build3_stat): Add assertion to flag broken interface for
6209 constructing CALL_EXPRs.
6210 (fold_build_call_list): New.
6211 (fold_build_call_list_initializer): New.
6212 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6214 (fold_strip_sign_ops): Likewise.
6216 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6217 Brooks Moses <brooks.moses@codesourcery.com>
6218 Lee Millward <lee.millward@codesourcery.com>
6220 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6221 accessors and dump arguments explicitly.
6223 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6225 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6227 (print_call_name): Use new CALL_EXPR accessors.
6229 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6230 CALL_EXPR arguments explicitly instead of as a list. Use
6231 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6233 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6234 (vrp_visit_stmt): Likewise.
6236 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6237 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6239 (force_move_till_expr): Likewise.
6241 * targhooks.c (default_external_stack_protect_fail): Use
6242 build_call_expr instead of build_function_call_expr.
6243 (default_hidden_stack_protect_fail): Likewise.
6245 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6248 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6249 and walk arguments explicitly.
6251 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6252 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6253 (expand_simple_operations): Likewise.
6254 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6256 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6257 of TREE_CODE_LENGTH.
6258 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6260 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6261 instead of TREE_CODE_LENGTH.
6263 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6264 (tree_ic_transform): Likewise.
6265 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6266 parameter instead of arglist. Fix callers.
6267 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6268 (tree_stringops_transform): Likewise.
6269 (tree_indirect_call_to_profile): Likewise.
6270 (tree_stringops_values_to_profile): Likewise.
6272 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6273 (eliminate_tail_call): Likewise.
6275 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6277 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6278 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6280 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6282 * omp-low.c (build_omp_barrier): Use build_call_expr.
6283 (lower_rec_input_clauses): Likewise.
6284 (lower_reduction_clauses): Likewise.
6285 (expand_parallel_call): Likewise.
6286 (maybe_catch_exception): Likewise.
6287 (expand_omp_for_generic): Likewise.
6288 (expand_omp_for_static_nochunk): Likewise.
6289 (expand_omp_sections): Likewise.
6290 (lower_omp_single_simple): Likewise.
6291 (lower_omp_single_copy): Likewise.
6292 (lower_omp_master): Likewise.
6293 (lower_omp_ordered): Likewise.
6294 (lower_omp_critical): Likewise.
6296 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6297 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6299 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6300 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6301 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6303 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6304 and generalize to handle any number of operands.
6305 (chrec_contains_undetermined): Likewise.
6306 (tree_contains_chrecs): Likewise.
6307 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6309 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6311 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6312 fold_call_expr instead of fold_builtin.
6313 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6314 match declarations there.
6315 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6318 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6319 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6321 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6322 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6324 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6327 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6328 (execute_cse_sincos): Use new CALL_EXPR accessors.
6330 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6332 * gimple-low.c (lower_function_body): Use build_call_expr.
6333 (lower_builtin_setjmp): Likewise.
6335 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6336 (set_storage_via_libcall): Likewise.
6337 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6338 instead of TREE_CODE_LENGTH.
6339 (expand_expr_real_1): Use new CALL_EXPR accessors.
6341 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6342 generalize to handle any number of operands.
6343 (TB_parent_eq): Likewise.
6345 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6346 (strip_builtin_expect): Likewise.
6348 * function.c (gimplify_parameters): Use build_call_expr.
6350 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6351 instead of TREE_CODE_LENGTH.
6353 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6354 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6356 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6359 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6360 (gimplify_decl_expr): Likewise.
6361 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6362 Use new CALL_EXPR iterators.
6363 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6364 (gimplify_modify_expr_to_memset): Likewise.
6365 (gimplify_variable_sized_compare): Likewise.
6366 (gimplify_omp_atomic_fetch_op): Likewise.
6367 (gimplify_omp_atomic_pipeline): Likewise.
6368 (gimplify_omp_atomic_mutex): Likewise.
6369 (gimplify_function_tree): Likewise.
6371 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6372 (call_expr_flags): Likewise.
6373 (expand_call): Likewise.
6375 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6376 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6379 * coverage.c (create_coverage): Use build_call_expr.
6381 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6382 (temp_call_expr_obstack): New.
6383 (pool_copy_list): Delete.
6384 (temp_copy_call_expr): New.
6385 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6386 CALL_EXPR accessors. Get rid of special goo for copying argument
6387 lists and use temp_copy_call_expr instead.
6388 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6389 CALL_EXPR accessors.
6390 (create_expression_by_pieces): Likewise. Use build_call_array
6391 to construct the result instead of fold_build3.
6392 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6393 dealing with argument lists.
6394 (init_pre): Remove references to expression_node_pool and
6395 list_node_pool. Init temp_call_expr_obstack instead.
6396 (fini_pre): Remove references to expression_node_pool and
6399 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6400 and walk arguments explicitly instead of as a list.
6402 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6403 (mx_register_decls): Likewise.
6404 (mudflap_register_call): Likewise.
6405 (mudflap_finish_file): Likewise.
6407 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6408 (ipa_callsite_compute_param): Likewise.
6410 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6411 accessors and constructor.
6413 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6414 accessors and constructor.
6415 (convert_tramp_reference): Likewise.
6416 (convert_call_expr): Likewise.
6417 (finalize_nesting_tree_1): Likewise.
6419 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6422 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6424 * tree-inline.c (initialize_inlined_parameters): Pass entire
6425 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6427 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6428 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6430 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6431 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6432 (vectorizable_reduction): Likewise.
6433 (vectorizable_call): Use new CALL_EXPR iterators.
6434 (vectorizable_conversion): Use build_call_expr.
6435 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6436 (vect_gen_widened_results_half): Use build_call_expr.
6437 (vect_setup_realignment): Likewise.
6438 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6440 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6441 (pass_through_call): Likewise.
6442 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6445 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6446 (tree_gen_pow2_profiler): Likewise.
6447 (tree_gen_one_value_profiler): Likewise.
6448 (tree_gen_ic_func_profiler): Likewise.
6449 (tree_gen_average_profiler): Likewise.
6450 (tree_gen_ior_profiler): Likewise.
6452 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6453 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6454 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6456 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6457 of TREE_CODE_LENGTH.
6459 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6460 of TREE_CODE_LENGTH.
6462 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6464 (convert_to_integer): Likewise.
6466 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6469 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6470 Brooks Moses <brooks.moses@codesourcery.com>
6471 Lee Millward <lee.millward@codesourcery.com>
6473 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6475 * config/frv/frv.c (frv_expand_builtin): Likewise.
6476 * config/s390/s390.c (s390_expand_builtin): Likewise.
6478 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6479 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6481 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6482 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6483 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6484 (ix86_expand_store_builtin): Likewise.
6485 (ix86_expand_unop_builtin): Likewise.
6486 (ix86_expand_unop1_builtin): Likewise.
6487 (ix86_expand_sse_compare): Likewise.
6488 (ix86_expand_sse_comi): Likewise.
6489 (ix86_expand_vec_init_builtin): Likewise.
6490 (ix86_expand_vec_ext_builtin): Likewise.
6491 (ix86_expand_vec_set_builtin): Likewise.
6492 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6494 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6495 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6497 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6498 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6499 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6501 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6503 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6504 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6505 arglist. Use new CALL_EXPR accessors. Fix callers.
6506 (altivec_expand_abs_builtin): Likewise.
6507 (rs6000_expand_binop_builtin): Likewise.
6508 (altivec_expand_predicate_builtin): Likewise.
6509 (altivec_expand_lv_builtin): Likewise.
6510 (spe_expand_stv_builtin): Likewise.
6511 (altivec_expand_stv_builtin): Likewise.
6512 (rs6000_expand_ternop_builtin): Likewise.
6513 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6514 (altivec_expand_st_builtin): Likewise.
6515 (altivec_expand_dst_builtin): Likewise.
6516 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6517 arglist. Use new CALL_EXPR accessors. Fix callers.
6518 (altivec_expand_vec_set_builtin): Likewise.
6519 (altivec_expand_vec_ext_builtin): Likewise.
6520 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6521 (spe_expand_builtin): Likewise.
6522 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6523 arglist. Use new CALL_EXPR accessors. Fix callers.
6524 (spe_expand_evsel_builtin): Likewise.
6525 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6526 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6528 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6529 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6530 (arm_expand_unop_builtin): Likewise.
6531 (arm_expand_builtin): Use new CALL_EXPR accessors.
6533 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6536 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6537 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6538 (bfin_expand_unop_builtin): Likewise.
6539 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6541 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6542 Brooks Moses <brooks.moses@codesourcery.com>
6543 Lee Millward <lee.millward@codesourcery.com>
6545 * c-semantics.c (build_stmt): Add internal diagnostic check.
6547 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6548 accessors. Print arguments explicitly instead of as a list.
6550 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6552 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6553 (c_finish_omp_flish): Likewise.
6555 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6556 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6557 instead of TREE_CODE_LENGTH.
6558 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6559 (c_warn_unused_result): Likewise.
6561 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6564 * doc/invoke.texi (Warning Options): Remove
6565 -Werror-implicit-function-declaration.
6566 (Wimplicit-function-declaration): Update description.
6567 * opts.c (common_handle_option): Move handling of -Werror=* to...
6568 (enable_warning_as_error): ...here.
6569 * opts.h (enable_warning_as_error): Declare.
6570 * c-decl.c (implicit_decl_warning): Unless
6571 -Wno-implicit-function-declaration is given, emit a pedwarn if
6572 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6573 * c.opt (Wimplicit-function-declaration): Replace
6574 mesg_implicit_function_declaration with
6575 warn_implicit_function_declaration.
6576 * c-opts.c (c_common_handle_option):
6577 -Werror-implicit-function-declaration is exactly equal as
6578 -Werror=implicit-function-declaration.
6579 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6580 warn_implicit_function_declaration.
6581 (c_common_post_options): -Wimplict-function-declaration is enabled
6582 by default by -std=c99, otherwise is disabled by default.
6583 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6585 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6587 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6588 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6589 former is ignored but not the latter.
6591 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6593 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6594 is made and the reference doesn't use the alias set of its type,
6595 do not create the temporary using that type.
6597 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6599 * jump.c: Remove prototypes for delete_computation and
6600 delete_prior_computation.
6602 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6604 * jump.c (get_label_after): Delete.
6605 (get_label_before, delete_computation, delete_jump,
6606 delete_prior_computation, follow_jumps): Move...
6607 * reorg.c (delete_computation, delete_prior_computation): ... here...
6608 (get_label_before, delete_jump): ... making these static ...
6609 (follow_jumps): ... and simplifying this since it only runs after
6611 * rtl.h (get_label_after, get_label_before, delete_jump,
6612 follow_jumps): Delete prototypes.
6614 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6616 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6618 2007-02-15 Nick Clifton <nickc@redhat.com>
6620 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6621 order to prevent it from being munged by the target.
6623 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6625 * config/i386/i386.md: Remove misleading comment.
6627 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6629 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6630 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6633 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6635 * tree-sra.c (instantiate_missing_elements): Canonicalize
6637 (sra_build_assignment): New.
6638 (generate_copy_inout, generate_element_copy,
6639 generate_element_zero, generate_one_element_init): Use it.
6641 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6643 * tree-sra.c (instantiate_missing_elements): Canonicalize
6645 (sra_build_assignment): New.
6646 (generate_copy_inout, generate_element_copy,
6647 generate_element_zero, generate_one_element_init): Use it.
6649 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6651 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6654 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6656 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6657 types as aggregates not scalars.
6658 * function.c (assign_stack_temp_for_type): Likewise.
6660 2007-02-14 Roger Sayle <roger@eyesopen.com>
6661 Zdenek Dvorak <dvorakz@suse.cz>
6663 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6666 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6668 * passes.c (next_pass_1): Clear the next field of the copied
6671 2007-02-14 Richard Henderson <rth@redhat.com>
6673 * tree-sra.c (early_sra): New.
6674 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6675 (tree_sra_early, pass_sra_early): New.
6676 * tree-pass.h (pass_sra_early): Declare.
6677 * passes.c (init_optimization_passes): Use it.
6679 2007-02-14 Richard Guenther <rguenther@suse.de>
6681 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6683 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6685 PR tree-optimization/30771
6686 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6688 (vect_analyze_operations): Induction phis can now be marked as
6690 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6691 Update documentation accordingly.
6693 2007-02-14 Nick Clifton <nickc@redhat.com>
6695 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6696 most 3 arguments are supported.
6697 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6699 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6701 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6702 Ensure dst->current is valid.
6704 2007-02-13 Paul Brook <paul@codesourcery.com>
6706 * config.gcc: Add arm*-*-uclinux-*eabi.
6707 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6708 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6709 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6710 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6711 (LINK_SPEC): Define.
6713 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6715 * config/arm/uclinux-eabi.h: New file.
6716 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6717 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6720 2007-02-13 Ian Lance Taylor <iant@google.com>
6722 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6723 * flags.h (warn_strict_overflow): Declare.
6724 (enum warn_strict_overflow_code): Define.
6725 (issue_strict_overflow_warning): New static inline function.
6726 * opts.c (warn_strict_overflow): New variable.
6727 (common_handle_option): Handle OPT_Wstrict_overflow and
6728 OPT_Wstrict_overflow_.
6729 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6731 * fold-const.c: Include intl.h.
6732 (fold_deferring_overflow_warnings): New static variable.
6733 (fold_deferred_overflow_warning): New static variable.
6734 (fold_deferred_overflow_code): New static variable.
6735 (fold_defer_overflow_warnings): New function.
6736 (fold_undefer_overflow_warnings): New function.
6737 (fold_undefer_and_ignore_overflow_warnings): New function.
6738 (fold_deferring_overflow_warnings_p): New function.
6739 (fold_overflow_warning): New static function.
6740 (make_range): Add strict_overflow_p parameter. Change all
6742 (extract_muldiv, extract_muldiv_1): Likewise.
6743 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6744 tree_expr_nonnegative_p.
6745 (fold_negate_expr): Call fold_overflow_warning.
6746 (fold_range_test): Likewise.
6747 (fold_comparison): Likewise.
6748 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6749 instead of tree_expr_nonnegative_p.
6750 (tree_expr_nonnegative_warnv_p): Rename from
6751 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6752 (tree_expr_nonnegative_p): New function.
6753 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6754 strict_overflow_p parameter.
6755 (tree_expr_nonzero_p): New function.
6756 * passes.c (verify_interpass_invariants): New static function.
6757 (execute_one_pass): Call it.
6758 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6760 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6761 (estimate_numbers_of_iterations): Likewise.
6762 (scev_probably_wraps_p): Likewise.
6763 * tree-ssa-ccp.c: Include "toplev.h".
6764 (evaluate_stmt): Defer fold overflow warnings until we know we are
6766 (struct fold_stmt_r_data): Add stmt field.
6767 (fold_stmt_r): Defer fold overflow warnings until we know we
6769 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6770 (fold_stmt_inplace): Likewise.
6771 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6772 (cleanup_control_expr_graph): Defer fold overflow warnings until
6773 we know we are going to optimize.
6774 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6775 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6777 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6778 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6779 * tree-ssa-loop-manip.c (create_iv): Likewise.
6780 * c-typeck.c (build_conditional_expr): Likewise.
6781 (build_binary_op): Likewise.
6782 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6783 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6784 (extract_range_from_unary_expr): Likewise.
6785 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6786 assuming that signed overflow does not occur.
6787 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6788 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6789 (fold_defer_overflow_warnings): Declare.
6790 (fold_undefer_overflow_warnings): Declare.
6791 (fold_undefer_and_ignore_overflow_warnings): Declare.
6792 (fold_deferring_overflow_warnings_p): Declare.
6793 (tree_expr_nonzero_warnv_p): Declare.
6794 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6796 (Warning Options): Document -Wstrict-overflow.
6797 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6798 (tree-ssa-ccp.o): Likewise.
6799 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6800 (fold-const.o): Depend on intl.h.
6802 2007-02-13 Ian Lance Taylor <iant@google.com>
6805 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6808 2007-02-13 Stuart Hastings <stuart@apple.com>
6810 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6812 2007-02-13 Richard Henderson <rth@redhat.com>
6814 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6815 handled_component_p before looking for the indirect_ref.
6817 2007-02-13 Richard Henderson <rth@redhat.com>
6819 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6820 remove flags clobber.
6821 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6822 (bswaphi_lowpart): New.
6823 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6824 remove TARGET_BSWAP test. Delete expander of the same name.
6826 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6827 (expand_unop): Use them.
6829 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6831 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6832 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6833 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6834 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6835 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6836 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6837 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6838 assembler dialect choice from asm templates.
6840 2007-02-12 Richard Henderson <rth@redhat.com>
6842 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6843 (fixuns_trunc<SSEMODEF>si2): Use it.
6844 * config/i386/sse.md (vec_setv4sf_0): Export.
6845 * config/i386/i386.c (ix86_build_const_vector): Export.
6846 (ix86_split_convert_uns_si_sse): Rename from
6847 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6848 * config/i386/i386-protos.h: Update.
6850 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6853 * c-typeck.c (c_finish_return): Improve warning message.
6855 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6857 * alias.c (find_symbolic_term): Delete unused function.
6859 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6861 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6862 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6863 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6865 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6867 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6868 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6869 the function, temporarily point the debug interface to the null one.
6871 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6873 * dwarf2out.c (round_up_to_align): New static function.
6874 (field_byte_offset): Use it to round the offset.
6876 2007-02-12 Richard Henderson <rth@redhat.com>
6878 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6879 (inswl_const): Export.
6881 2007-02-12 Richard Henderson <rth@redhat.com>
6883 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6884 result mode of the libcall, convert back to outmode.
6886 2007-02-12 Roger Sayle <roger@eyesopen.com>
6888 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6889 (bswapdi2): New define_expand to implement 32-bit implementation.
6891 2007-02-12 Nick Clifton <nickc@redhat.com>
6893 * doc/invoke.texi (Overall Options): Document --help=.
6894 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6895 (cc1_options): Pass --help= on to cc1.
6896 (display_help): Add description of --help=.
6897 (process_command): Add code to handle --help=. Allow translated
6898 --help and --target-help switches to be passed on to compiler
6900 (main): Remove unused if statement.
6901 * opts.c (columns): Remove.
6902 (LEFT_COLUMN): Define.
6903 (wrap_help): Add columns argument.
6904 (print_filtered_help): Change parameters to be an include bitmask,
6905 an exclude bitmask, an any bitmask and the column width. Move the
6906 code to display the params list here. Add code to display the
6907 status of options rather than their descriptions if the quiet flag
6909 (print_specific_help): Change parameters to be an include bitmask,
6910 an exclude bitmask and an any bitmask. Move code to look up the
6911 column width here. Decide upon the title for an options listing.
6912 (common_handle_options): Add code to handle --help=. Adapt code
6913 for --help and --target-help to use the revised form of the
6914 print_specific_help function.
6915 (print_help): Delete.
6916 (print_param_help): Delete.
6917 (print_switch): Delete.
6918 * opts.h (cl_lang_count): Add prototype.
6919 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6920 CL_MAX_OPTION_CLASS): New defines.
6921 * optc-gen.awk: Add construction of cl_lang_count.
6922 * c.opt: Add Warning attribute to warning options and Optimization
6923 attribute to optimization options.
6924 * common.opt: Likewise.
6926 Add -fhelp and -ftarget-help as aliases for the transformed --help
6927 and --target-help options.
6928 * opt-functions.awk: Add code to handle Warning and Optimization
6931 2007-02-12 Richard Henderson <rth@redhat.com>
6933 * config/alpha/constraints.md: New file.
6934 * config/alpha/alpha.c: Include tm-constrs.h.
6935 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6936 alpha_extra_constraint): Remove.
6937 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6938 * config/alpha/alpha-protos.h: Update.
6939 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6940 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6941 (EXTRA_CONSTRAINT): Remove.
6942 * config/alpha/alpha.md: Include constraints.md.
6943 (adddi splitter): Use satisfies_constraint_*.
6944 * config/alpha/predicates.md (add_operand): Likewise.
6945 (sext_add_operand, addition_operation): Likewise.
6947 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6949 PR tree-optimization/29145
6950 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6951 in our handling of restrict qualified pointers.
6953 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6956 * doc/invoke.texi (Wunused-value): Update description.
6957 (Wextra): Delete item.
6958 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6959 value of Wunused-value.
6960 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6961 (c_finish_stmt_expr): Don't check extra_warnings.
6962 (emit_side_effect_warnings): The caller is responsible to check
6965 2007-02-11 Roger Sayle <roger@eyesopen.com>
6966 Matt Thomas <matt@3am-software.com>
6968 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6970 2007-02-11 Roger Sayle <roger@eyesopen.com>
6972 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6973 comparisons of POPCOUNT against zero.
6974 (simplify_const_relational_operation): Likewise.
6976 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6978 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6980 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6982 * dwarf2out.c (root_type): Delete unused function.
6984 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6986 * genattrtab.c (contained_in_p): Delete unused function.
6987 (write_expr_attr_cache): Likewise.
6989 2007-02-11 Jan Hubicka <jh@suse.cz>
6991 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6994 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6996 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6997 to add the REG_EQ* note.
6998 * see.c (see_merge_one_use_extension): Likewise.
6999 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7000 turn REG_EQUAL notes into REG_EQUIV notes if the target
7001 register may have more than one set.
7002 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7003 * gcse.c (try_replace_reg): Likewise.
7004 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7005 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7006 more than one REG_EQUIV note.
7007 * reload1.c (gen_reload): Use set_unique_reg_note.
7009 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7011 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7012 (ix86_builtin_conversion): New function.
7014 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7017 * tree.h (DECL_REPLACEABLE_P): New macro.
7018 * except.c (set_nothrow_function_flags): Likewise.
7020 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7021 Ira Rosen <irar@il.ibm.com>
7022 Dorit Nuzman <dorit@il.ibm.com>
7024 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7025 * targhooks.c (default_builtin_vectorized_conversion): New.
7026 * targhooks.h (default_builtin_vectorized_function): New declaration.
7027 * target.h (struct vectorize): Add builtin_conversion field.
7028 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7029 stmt_vec_info_type value.
7030 (vectorizable_conversion): New declaration.
7031 * tree-vect-analyze.c (vect_analyze_operations): Add
7032 vectorizable_conversion call.
7033 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7034 * tree-vect-transform.c (vectorizable_conversion): New function.
7035 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7036 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7038 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7039 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7040 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7041 or ALTIVEC_BUILTIN_VCFSX.
7043 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7046 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7047 CONST_DOUBLE and operand 0 is a hard register.
7048 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7049 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7050 is a hard floating-point register.
7052 2007-02-10 Richard Henderson <rth@redhat.com>
7053 Jakub Jelinek <jakub@redhat.com>
7054 Alexandre Oliva <aoliva@redhat.com>
7056 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7057 * builtin-types.def (BT_WORD): Make unsigned.
7058 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7059 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7060 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7061 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7062 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7063 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7065 * expr.c (emutls_var_address): New.
7066 (expand_expr_real_1): Expand emulated tls.
7067 (expand_expr_addr_expr_1): Likewise.
7068 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7069 * output.h (emutls_finish): Declare.
7070 * toplev.c (compile_file): Call it.
7071 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7072 address before wrapping in CONST.
7073 * varasm.c (emutls_htab, emutls_object_type): New.
7074 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7075 (get_emutls_object_name, get_emutls_object_type): New.
7076 (get_emutls_init_templ_addr, emutls_decl): New.
7077 (emutls_common_1, emutls_finish): New.
7078 (assemble_variable): When emulating tls, swap decls; generate
7079 constructor for the emutls objects.
7080 (do_assemble_alias): When emulating tls, swap decl and target name.
7081 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7083 * varpool.c (decide_is_variable_needed): Look at force_output.
7084 Recurse for emulated tls.
7085 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7086 with decide_is_variable_needed.
7087 * emutls.c: New file.
7088 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7089 tls_object for real tls.
7091 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7093 PR rtl-optimization/29599
7094 * reload1.c (eliminate_regs_in_insn): Take the destination
7095 mode into account when computing the offset.
7097 2007-02-09 Stuart Hastings <stuart@apple.com>
7098 Richard Henderson <rth@redhat.com>
7100 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7101 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7102 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7103 fixuns_truncdfhi2): New.
7104 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7105 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7106 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7107 (floatunssidf2): Allow nonimmediate source.
7108 * config/i386/sse.md (movdi_to_sse): New.
7109 (vec_concatv2di): Drop '*'.
7110 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7111 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7112 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7114 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7115 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7116 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7117 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7118 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7119 ix86_build_const_vector.
7120 (x86_emit_floatuns): Rewrite.
7122 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7124 * genautomata.c (longest_path_length): Delete unused function.
7125 (struct state): Delete unused longest_path_length.
7126 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7127 (get_free_state): Delete unused.
7129 2007-02-09 Jan Hubicka <jh@suse.cz>
7131 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7132 * doc/invoke.texi (inline-unit-growth): Update default value.
7134 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7135 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7136 (rebuild_cgraph_edges): Likewise.
7137 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7138 (dump_cgraph_node): Dump frequencies.
7139 (cgraph_clone_edge): Add frequency scales.
7140 (cgraph_clone_node): Add freuqnecy.
7141 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7142 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7143 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7144 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7145 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7146 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7147 (save_inline_function_body): Likewise.
7148 * ipa-inline.c: inluce rtl.h
7149 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7150 (cgraph_edge_badness): Use frequencies.
7151 (cgraph_decide_recursive_inlining): Update clonning.
7152 (cgraph_decide_inlining_of_small_function): Dump frequency.
7153 * predict.c (estimate_bb_frequencies): Export.
7154 * predict.h (estimate_bb_frequencies): Declare.
7155 * tree-inline.c (copy_bb): Watch overflows.
7156 (expand_call_inline): Update call of cgraph_create_edge.
7157 (optimize_inline_calls): Use TODO flags to update frequnecies.
7158 * passes.h: Include predict.h
7159 (init_optimization_passes): Move profile ahead.
7160 (execute_function_todo): Handle TODO_rebuild_frequencies.
7162 2007-02-09 Roger Sayle <roger@eyesopen.com>
7164 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7165 the insbl or inswl pattern into a register.
7167 2007-02-09 Roger Sayle <roger@eyesopen.com>
7169 * config/ia64/ia64.md (bswapdi2): New define_insn.
7171 2007-02-09 Richard Henderson <rth@redhat.com>
7173 * config/i386/constraints.md (Ym): New constraint.
7174 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7175 (movdi_1_rex64): Split sse and xmm general register moves from
7176 memory move alternatives. Use conditional register constraints.
7177 (movsf_1, movdf_integer): Likewise.
7178 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7179 (movdf_integer_rex64): New.
7180 (pushsf_rex64): Fix output constraints.
7181 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7182 (sse2_stored): Likewise.
7183 (sse2_storeq_rex64): New.
7184 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7185 amd and not generic.
7186 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7187 for optimize_size. Remove SF/DFmode hack.
7189 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7191 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7194 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7195 Richard Sandiford <richard@codesourcery.com>
7197 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7198 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7199 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7200 m68k/t-mlib to tmake_file.
7201 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7202 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7203 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7204 Allow it to be cf or m68k. Set m68k_arch_family. If that
7205 variable is not empty, add t-$m68k_arch_family to tmake_file.
7206 Add t-mlibs to tmake_file.
7207 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7208 * config/m68k/t-cf: New file.
7209 * config/m68k/t-m68k: Likewise.
7210 * config/m68k/t-mlibs: Likewise.
7211 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7212 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7213 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7214 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7215 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7217 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7218 (INSTALL_LIBGCC): Delete.
7219 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7220 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7221 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7222 (M68K_MLIB_CPU): Define.
7223 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7224 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7225 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7227 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7228 Richard Guenther <rguenther@suse.de>
7231 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7232 against INT_MIN/INT_MAX.
7233 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7234 file if a loop is removed.
7236 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7238 * calls.c (store_one_arg): Pass correct alignment to
7239 emit_push_insn for non-BLKmode values.
7240 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7241 unaligned stack slot via a suitably aligned slot.
7243 2007-02-08 DJ Delorie <dj@redhat.com>
7245 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7247 (legal_subregs): Use unsigned char, make const.
7248 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7250 2007-02-08 Paul Brook <paul@codesourcery.com>
7252 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7253 special interworking needed.
7255 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7257 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7258 conditional to __SSE2__.
7259 (Entries below should have been added to first ChangeLog
7260 entry for amdfam10 dated 2007-02-05)
7261 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7263 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7265 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7268 2007-02-08 DJ Delorie <dj@redhat.com>
7270 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7271 * config/m32c/m32c.c (legal_subregs): New.
7272 (m32c_illegal_subreg_p): New.
7273 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7274 unsupported subregs of hard regs.
7276 2007-02-08 Jan Hubicka <jh@suse.cz>
7278 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7279 the same one; always update histograms.
7281 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7283 * passes.c (init_optimization_passes): Tidy comment.
7285 2007-02-08 Roger Sayle <roger@eyesopen.com>
7287 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7288 strip zero_extend, bswap and rotates from POCOUNT's argument.
7289 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7290 zero_extend and rotates from PARITY's argument.
7291 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7292 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7293 of an integer constant at compile-time.
7295 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7298 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7300 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7303 * tree-ssa-live.c (remove_unused_locals): Do not remove
7304 TREE_ADDRESSABLE variables.
7305 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7306 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7307 FOR_CLOBBER. Update all users.
7308 If VAR has an associated alias set, add a virtual operand for
7309 it if no alias is found to conflict with the memory reference.
7311 2007-02-07 Jan Hubicka <jh@suse.cz>
7312 Robert Kidd <rkidd@crhc.uiuc.edu>
7314 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7316 2007-02-07 Ian Lance Taylor <iant@google.com>
7318 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7320 2007-02-07 Roger Sayle <roger@eyesopen.com>
7322 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7323 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7324 tablejumpdi, movsi_to_cr_one): Remove constraints from
7325 define_expand's match_operands.
7327 2007-02-07 Roger Sayle <roger@eyesopen.com>
7329 * global.c (compute_regsets): Move declatation of "i" inside of
7330 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7332 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7335 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7336 of INDIRECT_REF <RESULT_DECL>.
7338 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7340 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7341 Kaz Kojima <kkojima@gcc.gnu.org>
7344 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7346 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7348 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7350 * doc/loop.texi: Document possibility not to perform disambiguation
7351 of loops with multiple latches.
7352 * cfgloopmanip.c (alp_enum_p): Removed.
7353 (add_loop): Handle subloops. Use get_loop_body_with_size.
7354 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7355 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7356 the new forwarder block.
7357 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7358 Handle the case latch is NULL.
7359 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7360 when marking loop exits.
7361 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7363 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7364 disambiguate_loops_with_multiple_latches.
7365 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7366 before fix_loop_structure.
7367 * cfgloop.c: Include pointer-set.h and output.h.
7368 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7369 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7370 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7371 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7372 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7373 disambiguate_multiple_latches, get_loop_body_with_size,
7374 disambiguate_loops_with_multiple_latches): New functions.
7375 (flow_loop_dump): Dump multiple latch edges.
7376 (flow_loop_nodes_find): Handle loops with multiple latches.
7377 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7378 (glb_enum_p): Modified.
7379 (get_loop_body): Use get_loop_body_with_size.
7380 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7381 (AVOID_CFG_MODIFICATIONS): New constant.
7382 (disambiguate_loops_with_multiple_latches, add_loop,
7383 get_loop_body_with_size): Declare.
7384 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7386 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7389 * global.c (compute_regsets): New function.
7390 (global_alloc): Refactored ELIMINABLE_REGSET
7391 and NO_GLOBAL_ALLOC_REGS computation out.
7392 (rest_of_handle_global_alloc): Call compute_regsets()
7393 for non-optimizing case.
7395 2007-02-06 Richard Henderson <rth@redhat.com>
7397 * config/i386/constraints.md (Y2): Rename from Y.
7398 (Yi): New constraint.
7399 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7400 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7401 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7402 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7403 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7404 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7405 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7406 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7407 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7408 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7409 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7410 vec_extractv2si_1): Change Y constraints to Y2.
7411 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7412 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7413 Change Y constraints to Y2.
7414 (sse2_loadld): Change Y constraints to x.
7416 2007-02-06 Roger Sayle <roger@eyesopen.com>
7418 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7419 (parity<mode>2): New define_expand using rs6000_emit_parity.
7420 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7421 rs6000_emit_parity): New functions.
7422 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7423 rs6000_emit_parity): Prototype here.
7425 2007-02-06 Ian Lance Taylor <iant@google.com>
7427 * lower-subreg.c (simple_move_operand): Reject CONST.
7428 (resolve_clobber): Call validate_change rather than directly
7429 assigning to XEXP (pat, 0).
7431 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7433 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7434 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7435 (tree-cfg.o): Remove hashtab.h dependency.
7437 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7438 (struct ivopts_data): Change niters to pointer_map_t.
7439 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7440 (niter_for_exit): Create pointer_map on demand. Change for
7442 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7443 (free_loop_data): Destroy data->niters if created and reset field.
7444 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7445 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7447 * tree-ssa-reassoc.c: Include pointer-set.h.
7448 (bb_rank): Change to long *.
7449 (operand_rank): Change to pointer_map_t.
7450 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7451 (insert_operand_rank): Accept long.
7452 (operand_entry_hash, operand_entry_eq): Remove.
7453 (get_rank): Return long. Adjust for changes above.
7454 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7456 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7458 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7459 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7460 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7462 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7463 directly since it cannot be NULL.
7464 (get_vi_for_tree): Rewrite for pointer_map API.
7465 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7466 (init_alias_vars): Create vi_for_tree as pointer_map.
7467 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7469 * tree-cfg.c: Don't include hashtab.h.
7470 (edge_to_cases): Declare as pointer_map.
7471 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7473 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7474 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7475 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7477 (record_switch_edge): Delete.
7478 (get_cases_for_edge): Adjust for pointer_map API, inline
7479 record_switch_edge (rewritten for new API), remove goto.
7481 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7483 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7484 * tree-nested.c: Include pointer-set.h.
7485 (var_map_elt, var_map_eq, var_map_hash): Delete.
7486 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7488 (nesting_info_bitmap_obstack): New.
7489 (lookup_field_for_decl): Adjust for pointer_map API.
7490 (lookup_tramp_for_decl): Adjust for pointer_map API.
7491 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7492 (get_local_debug_decl): Adjust for pointer_map API.
7493 (convert_nl_goto_reference): Adjust for pointer_map API.
7494 (convert_nl_goto_receiver): Adjust for pointer_map API.
7495 (create_nesting_tree): Create outside GGC space. Create bitmap on
7496 the new obstack. Create field_map and var_map as pointer_maps.
7497 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7499 (lower_nested_functions): Move root here, no need to NULL it.
7500 Initialize and release the obstack.
7502 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7504 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7505 Remove prototypes and make them non-static.
7506 (struct tree_int_map): Remove.
7507 * tree.h (struct tree_int_map): Move here, turning TO into an
7509 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7511 * tree.h (TREE_COMPLEXITY): Remove.
7512 (struct tree_exp): Remove complexity field.
7513 * tree.c (build1_stat): Don't set it.
7515 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7516 Victor Kaplansky <victork@il.ibm.com>
7518 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7519 (vect_is_simple_reduction): Support reduction with induction as
7520 one of the operands.
7521 (vect_is_simple_iv_evolution): Fix formatting.
7522 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7523 formatting. Don't mark induction phis for vectorization.
7524 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7525 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7526 (vect_get_vec_def_for_operand): Support induction.
7527 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7529 (vectorizable_reduction): Support reduction with induction as one of
7531 (vectorizable_type_demotion): Use def-type of stmt argument rather
7532 than dummy def-type.
7534 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7535 flag_tree_scev_cprop.
7536 * common.opt (tree-scev-cprop): New flag.
7538 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7539 call to vect_get_new_vect_var.
7541 2007-02-06 Ira Rosen <irar@il.ibm.com>
7543 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7544 vectype is not NULL.
7545 (vect_pattern_recog_1): Likewise.
7547 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7549 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7550 (fold_negate_expr): Likewise.
7552 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7555 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7556 even if cv-qualification is the same.
7558 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7560 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7561 __enable_execute_stack on completion.
7563 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7565 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7566 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7567 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7568 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7569 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7570 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7571 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7572 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7574 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7576 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7577 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7578 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7579 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7580 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7581 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7582 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7583 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7584 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7585 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7586 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7587 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7588 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7589 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7590 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7591 sqrtextenddfxf2_i387): Added amdfam10_decode.
7593 * config/i386/athlon.md (athlon_idirect_amdfam10,
7594 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7595 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7596 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7597 athlon_ivector_store_amdfam10): New define_insn_reservation.
7598 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7601 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7603 * config/i386/athlon.md (athlon_call_amdfam10,
7604 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7605 define_insn_reservation.
7606 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7607 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7608 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7610 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7612 * config/i386/athlon.md (athlon_sseld_amdfam10,
7613 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7614 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7616 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7618 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7619 define_insn_reservation.
7620 * config/i386/i386.md (sseins): Added sseins to define_attr type
7621 and define_attr unit.
7622 * config/i386/sse.md: Set type attribute to sseins for insertq
7625 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7627 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7628 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7629 ssecomi_load_amdfam10, ssecomi_amdfam10,
7630 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7631 define_insn_reservation.
7632 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7634 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7636 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7637 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7638 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7639 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7640 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7641 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7642 define_insn_reservation.
7644 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7645 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7646 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7647 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7648 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7650 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7652 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7653 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7654 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7655 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7656 athlon_ssemul_load_k8): Added amdfam10.
7658 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7660 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7661 (x86_sse_unaligned_move_optimal): New variable.
7663 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7665 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7666 for unaligned vector SSE double/single precision loads for AMDFAM10.
7668 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7670 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7671 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7672 Define TARGET_CPU_DEFAULT_amdfam10.
7673 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7674 (processor_type): Add PROCESSOR_AMDFAM10.
7676 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7677 processor_type in config/i386/i386.h.
7678 Enable imul peepholes for TARGET_AMDFAM10.
7680 * config.gcc: Add support for --with-cpu option for amdfam10.
7682 * config/i386/i386.c (amdfam10_cost): New variable.
7683 (m_AMDFAM10): New macro.
7684 (m_ATHLON_K8_AMDFAM10): New macro.
7685 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7686 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7687 x86_promote_QImode, x86_integer_DFmode_moves,
7688 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7689 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7690 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7691 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7692 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7693 Enable/disable for amdfam10.
7694 (override_options): Add amdfam10_cost to processor_target_table.
7695 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7696 processor_alias_table.
7697 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7698 (ix86_adjust_cost): Add code for amdfam10.
7700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7702 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7703 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7704 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7705 * config/i386/i386.h: Add builtin definition for SSE4A.
7706 * config/i386/i386.md: Add support for ABM instructions
7708 * config/i386/sse.md: Add support for SSE4A instructions
7709 (movntss, movntsd, extrq, insertq).
7710 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7711 Add -march=amdfam10 flag.
7712 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7713 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7715 * doc/extend.texi: Add documentation for SSE4A builtins.
7717 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7719 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7721 2007-02-05 Richard Guenther <rguenther@suse.de>
7723 * tree-vectorizer.h (vectorizable_function): Add argument type
7724 argument, change return type.
7725 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7726 * tree-vect-transform.c (vectorizable_function): Handle extra
7727 argument, return vectorized function decl.
7728 (build_vectorized_function_call): Remove.
7729 (vectorizable_call): Handle calls with result and argument types
7730 differing. Handle loop vectorization factor correctly.
7731 * targhooks.c (default_builtin_vectorized_function): Adjust for
7733 * targhooks.h (default_builtin_vectorized_function): Likewise.
7734 * target.h (builtin_vectorized_function): Add argument type
7736 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7737 extra argument, allow vectorizing of lrintf.
7738 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7739 documentation of target hook.
7741 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7744 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7745 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7746 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7748 2007-02-05 Roger Sayle <roger@eyesopen.com>
7750 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7751 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7752 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7753 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7754 before canonicalizing sincos to cexpi.
7755 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7757 2007-02-05 Roger Sayle <roger@eyesopen.com>
7759 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7760 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7761 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7763 2007-02-05 Roger Sayle <roger@eyesopen.com>
7765 * mips-tfile.c (initialize_init_file): Correct endianness test.
7767 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7769 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7772 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7774 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7775 saves in a PARALLEL before the register assignments.
7777 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7779 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7780 DWARF_FRAME_RETURN_COLUMN to be a general register.
7781 * dwarf2out.c (init_return_column_size): New function, split from...
7782 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7783 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7784 to be nongeneral registers.
7785 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7787 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7788 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7790 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7792 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7794 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7796 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7797 (remove_path): Use can_remove_branch_p and remove_branch instead
7798 of loop_delete_branch_edge.
7799 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7800 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7801 Update profile using scale_dominated_blocks_in_loop.
7802 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7803 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7804 (can_remove_branch_p, remove_branch): Declare.
7805 * tree-cfg.c (tree_can_remove_branch_p): New function.
7806 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7807 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7808 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7810 2007-02-05 Jan Hubicka <jh@suse.cz>
7813 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7814 nodes in cgraph, don't remove offline copy of the function.
7816 2007-02-04 Jan Hubicka <jh@suse.cz>
7818 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7819 vectors might cause maybe_lookup_element_for_expr to be called
7820 on non-sra-candidate.
7822 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7824 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7825 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7826 spelling conventions.
7828 2007-02-04 Richard Guenther <rguenther@suse.de>
7831 * fold-const.c (try_move_mult_to_index): Make sure to not
7832 overflow one dimension of a multi-dimensional array access.
7834 2007-02-04 Jan Hubicka <jh@suse.cz>
7836 * passes.c (init_optimization_passes): Reindent.
7838 2007-02-04 Jan Hubicka <jh@suse.cz>
7839 Eric Botcazou <ebotcazou@adacore.com>
7841 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7842 (execute_fixup_cfg): Break out the abnormal goto code.
7843 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7844 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7845 (optimize_inline_calls): Call make_nonlocal_label_edges.
7847 2007-02-04 Jan Hubicka <jh@suse.cz>
7849 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7850 true when something was changed.
7851 (rename_ssa_copies): When something was changed, do
7852 TODO_remove_unused_locals.
7853 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7854 add TODO_remove_unused_locals when instruction was removed.
7856 2007-02-04 Jan Hubicka <jh@suse.cz>
7858 * ipa-inline.c (try_inline): Improve debug output; work on already
7860 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7861 call try_inline for already inlined edges too when flattening;
7862 inline also functions that make callee growth but overall unit size
7865 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7867 * config/m32c/bitops.md, config/m32c/jump.md,
7868 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7869 config/m32r/m32r.h, config/m32r/m32r.md,
7870 config/m32r/predicates.md, config/m68hc11/larith.asm,
7871 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7872 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7873 config/mips/mips-protos.h, config/mips/mips.c,
7874 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7875 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7876 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7877 spelling conventions.
7879 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7880 Follow spelling conventions.
7882 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7884 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7885 warn about C++0x compatibility.
7887 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7889 * config/h8300/h8300.c, config/h8300/h8300.h,
7890 config/h8300/h8300.md: Follow spelling conventions.
7892 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7895 * combine.c (try_combine): Do not substitute source operand
7896 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7898 2007-02-03 Jan Hubicka <jh@suse.cz>
7900 PR gcov-profile/30650
7901 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7902 do not divide by zero for never executed counters.
7903 (tree_find_values_to_profile): Fix counters.
7904 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7906 2007-02-03 Ian Lance Taylor <iant@google.com>
7908 * lower-subreg.c (simple_move_operand): New static function,
7909 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7911 (simple_move): Call simple_move_operand.
7912 (find_decomposable_subregs): Add special handling of MEMs.
7913 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7914 meaning of return value. If we see a hard register, test whether
7915 it can store a word_mode value. Change all callers.
7917 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7919 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7920 ftrapv insns and expanders.
7921 (subdi3): Change define_expand operand 1 to arith11_operand, and
7922 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7923 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7924 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7928 * varasm.c (notice_global_symbol): Treat global objects as weak when
7931 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7933 * emit-rtl.c (dconstpi): Delete.
7935 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7936 * real.h (dconstpi): Delete.
7938 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7939 (fold_builtin_hypot): Likewise.
7941 2007-02-03 Tom Tromey <tromey@redhat.com>
7944 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7945 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7947 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7949 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7950 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7951 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7952 config/rs6000/cell.md, config/rs6000/darwin.h,
7953 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7954 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7955 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7956 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7957 typos. Follow spelling conventions.
7958 * doc/invoke.texi: Follow spelling conventions.
7960 2007-02-03 Roger Sayle <roger@eyesopen.com>
7962 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7963 canonicalization transformations that attempt to simplify integer
7964 constant comparisons to become comparisons against zero.
7966 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7968 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7970 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7971 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7973 2007-02-02 Mike Stump <mrs@apple.com>
7975 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7976 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7977 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7978 generate a branch island.
7980 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7982 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7983 (xtensa_legitimate_address_p): New.
7984 (xtensa_legitimize_address): New.
7985 (xtensa_output_addr_const_extra): New.
7986 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7988 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7989 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7990 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7991 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7992 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7993 (xtensa_legitimize_address): New.
7994 (xtensa_output_addr_const_extra): New.
7996 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7998 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8000 2007-02-02 Ian Lance Taylor <iant@google.com>
8002 * expmed.c (expand_divmod): Add comment.
8004 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8006 * emit-rtl.c (renumber_insns): Remove.
8007 * flags.h: Remove the extern for flag_renumber_insns.
8008 * rtl.h: Remove the prototype for renumber_insns.
8009 * toplev.c (flag_renumber_insns): Remove.
8011 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8013 Revert for x86 darwin:
8014 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8016 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8017 code before the following patch under TARGET_MACHO.
8018 (ix86_function_value_regno_p): Likewise.
8020 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8022 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8025 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8028 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8029 general or fp registers. Add comments.
8030 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8032 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8034 * pointer-set.c (insert_aux): Only return insertion slot.
8035 (pointer_set_insert): Adjust.
8036 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8037 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8038 pointer_map_traverse): New.
8039 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8040 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8041 pointer_map_contains, pointer_map_traverse): Declare.
8043 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8046 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8047 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8049 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8051 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8053 (struct _dep): New type.
8054 (dep_t): New typedef.
8055 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8056 (DEP_STATUS): New access macro. The macro with the same name was
8057 renamed to DEP_LINK_STATUS.
8058 (dep_init): Declare function
8060 (struct _dep_link): New type.
8061 (dep_link_t): New typedef.
8062 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8063 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8064 (DEP_LINK_STATUS): New macro.
8065 (debug_dep_links): New debug function.
8067 (struct _deps_list): New type.
8068 (deps_list_t): New typedef.
8069 (DEPS_LIST_FIRST): New access macro.
8070 (FOR_EACH_DEP_LINK): New cycle macro.
8071 (create_deps_list, free_deps_list, delete_deps_list): Declare
8073 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8074 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8075 (copy_deps_list_change_con): Ditto.
8077 (move_dep_link): Declare function.
8079 (struct _dep_node): New type.
8080 (dep_node_t): New typedef.
8081 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8083 (struct haifa_insn_data.back_deps): New field to hold backward
8084 dependencies of the insn.
8085 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8087 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8088 Change its type to deps_list_t.
8089 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8090 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8091 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8093 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8095 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8097 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8099 (dep_cost): Declare.
8101 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8102 (ds_to_dk, dk_to_ds): New functions.
8104 (init_dep_1): New static function.
8105 (init_dep): New function.
8106 (copy_dep): New static function.
8108 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8110 (detach_dep_link): New static function.
8111 (move_dep_link): New function.
8113 (dep_links_consistent_p, dump_dep_links): New static functions.
8114 (debug_dep_links): New debugging function.
8116 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8118 (alloc_deps_list, init_deps_list): New static functions.
8119 (create_deps_list): New function.
8120 (clear_deps_list): New static function.
8121 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8122 (deps_list_consistent_p, dump_deps_list): New static functions.
8123 (debug_deps_list): New function.
8124 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8126 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8128 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8129 use new scheduler dependencies lists.
8130 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8131 (sched_analyze): Ditto. Initialize dependencies lists.
8132 (add_forw_dep, compute_forward_dependences): Update to use new
8133 scheduler dependencies lists.
8135 (init_dependency_caches): Init deps_obstack.
8136 (free_dependency_caches): Free deps_obstack.
8138 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8139 new scheduler dependencies lists.
8140 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8141 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8143 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8144 Update to use new scheduler dependencies lists.
8145 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8146 (debug_dependencies): Ditto.
8147 (schedule_region): Update comments.
8149 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8150 scheduler dependencies lists.
8151 (schedule_ebb): Update comments.
8153 * rtl.def (DEPS_LIST): Remove.
8155 * lists.c (unused_deps_list): Remove.
8156 (free_list): Update assertions.
8158 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8159 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8161 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8162 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8164 * haifa-sched.c (comments): Update.
8165 (insn_cost1): Remove. Inline the code into insn_cost ().
8166 (insn_cost): Update to use new scheduler dependencies lists. Move
8167 processing of the dependency cost to dep_cost ().
8168 (dep_cost): New function. Use it instead of insn_cost () when
8169 evaluating cost of the dependency. Use compatible interface to
8170 interact with the target.
8171 (priority): Update to use new scheduler dependencies lists.
8172 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8173 with greater number of insns that depend on the insn.
8174 (schedule_insn): Update to use new scheduler dependencies lists. Add
8175 code to free backward dependencies lists. Inline and optimize code
8176 from resolve_dep () - see PR28071.
8177 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8178 lists. Update call to targetm.sched.is_costly_dependence hook.
8180 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8181 scheduler dependencies lists.
8183 (resolve_dep): Remove. Move the logic to schedule_insn ().
8184 (init_h_i_d): Initialize dependencies lists.
8186 (process_insn_depend_be_in_spec): Rename to
8187 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8189 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8190 Update to use new scheduler dependencies lists.
8191 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8193 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8194 new scheduler dependencies lists.
8195 (build_intra_loop_deps): Ditto.
8197 * target.h (struct _dep): Declare to use in
8198 gcc_target.sched.is_costly_dependence.
8199 (struct gcc_target.sched.adjust_cost): Fix typo.
8200 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8201 single dep_t parameter instead of an equivalent triad.
8202 (struct gcc_target.sched.adjust_cost_2): Remove.
8204 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8206 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8208 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8210 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8212 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8213 (REG_DEP_TRUE): Document.
8215 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8216 Change signature to correspond to the targetm.sched.adjust_cost hook.
8217 Update use in TARGET_SCHED_ADJUST_COST_2.
8218 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8219 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8220 new scheduler dependencies lists.
8221 (ia64_gen_check): Ditto.
8223 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8226 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8227 signature to correspond to the targetm.sched.is_costly_dependence hook.
8228 (is_costly_group): Update to use new scheduler dependencies lists.
8230 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8231 instead of INSN_COST () macro.
8233 2007-02-01 Ian Lance Taylor <iant@google.com>
8235 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8237 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8239 * pa.md (tp_load): Correct mfctl instruction syntax.
8241 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8243 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8244 altivec_padding_size calculation on AIX. Improve comment, add
8245 assert to verify that it's right.
8247 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8250 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8253 * global.c (global_alloc): Add mising initialization of
8256 2007-02-01 Roger Sayle <roger@eyesopen.com>
8258 * alias.c (init_alias_analysis): Correct whitespace.
8259 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8260 partition_hot_cold_basic_blocks): Likewise.
8261 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8262 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8263 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8264 fold_builtin_snprintf_chk, fold_builtin_printf,
8265 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8266 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8267 * cfgcleanup.c (cleanup_cfg): Likewise.
8268 * cfgexpand.c (tree_expand_cfg): Likewise.
8269 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8270 * function.c (get_next_funcdef_no): Likewise.
8271 * gengtype.c (main): Likewise.
8272 * genmodes.c (main): Likewise.
8273 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8274 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8275 * ifcvt.c (noce_emit_move_insn): Likewise.
8276 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8278 * stor-layout.c (get_best_mode): Likewise.
8279 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8280 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8281 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8282 perform_var_substitution, solve_graph): Likewise.
8283 * tree-vrp.c (vrp_finalize): Likewise.
8285 2007-02-01 Ian Lance Taylor <iant@google.com>
8287 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8288 high part of a paradoxical subreg, return a constant zero.
8290 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8292 * toplev.c (lang_dependent_init): Call init_set_costs.
8293 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8295 2007-02-01 Richard Guenther <rguenther@suse.de>
8298 * fold-const.c (fold_negate_expr): Allow negating a
8299 constant if overflow does not change.
8301 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8303 * doc/c-tree.texi (Expression trees): Improve markup.
8304 * doc/tm.texi (Register Classes, Addressing Modes)
8305 (Floating Point): Fix spacing after abbreviations. Fix some
8308 2007-02-01 Ben Elliston <bje@au.ibm.com>
8310 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8311 * doc/contrib.texi: Likewise.
8312 * doc/install.texi: Likewise.
8314 2007-01-31 Richard Henderson <rth@redhat.com>
8315 Ian Lance Taylor <iant@google.com>
8317 * lower-subreg.c: New file.
8318 * rtl.def (CONCATN): Define.
8319 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8321 * emit-rtl.c (update_reg_offset): New static function, broken out
8322 of gen_rtx_REG_offset.
8323 (gen_rtx_REG_offset): Call update_reg_offset.
8324 (gen_reg_rtx_offset): New function.
8325 * regclass.c: Revert patch of 2006-03-05, restoring
8327 (clear_reg_info_regno): New function.
8328 * dwarf2out.c (concatn_loc_descriptor): New static function.
8329 (loc_descriptor): Handle CONCATN.
8330 * common.opt (fsplit_wide_types): New option.
8331 * opts.c (decode_options): Set flag_split_wide_types when
8333 * timevar.def (TV_LOWER_SUBREG): Define.
8334 * rtl.h (gen_reg_rtx_offset): Declare.
8335 (reg_scan_update): Declare.
8336 * regs.h (clear_reg_info_regno): Declare.
8337 * tree-pass.h (pass_lower_subreg): Declare.
8338 (pass_lower_subreg2): Declare.
8339 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8340 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8342 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8343 * Makefile.in (OBJS-common): Add lower-subreg.o.
8344 (lower-subreg.o): New target.
8346 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8348 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8350 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8353 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8355 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8358 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8360 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8362 * cfgloop.h: Include vec-prim.h.
8363 (enum li_flags): Remove LI_ONLY_OLD.
8364 (loop_iterator): Changed.
8365 (fel_next, fel_init): Iterate over loop tree.
8366 (FOR_EACH_LOOP_BREAK): New macro.
8367 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8369 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8370 * modulo-sched.c (sms_schedule): Ditto.
8371 * tree-vectorizer.c (vectorize_loops): Ditto.
8372 * doc/loop.texi: Update information on loop numbering and behavior of
8373 FOR_EACH_LOOP wrto new loops.
8374 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8375 add_to_evolution_1): Test nestedness of loops instead of comparing
8377 * tree-chrec.c (chrec_fold_plus_poly_poly,
8378 chrec_fold_multiply_poly_poly, chrec_evaluate,
8379 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8380 reset_evolution_in_loop): Ditto.
8381 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8383 2007-01-31 Dirk Mueller <dmueller@suse.de>
8385 * c-common.c (warn_about_parentheses): Separate warning about
8386 un-parenthized sequence of comparison operators from the one
8387 which is supposed to warn about x <= y <= z.
8389 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8391 * optabs.h (enum optab_index): Add new OTI_isinf.
8392 (isinf_optab): Define corresponding macro.
8393 * optabs.c (init_optabs): Initialize isinf_optab.
8394 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8396 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8397 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8399 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8400 expand_builtin_interclass_mathfn.
8401 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8402 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8403 (fxam<mode>2_i387): New insn pattern.
8404 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8405 built-in functions as x87 inline asm.
8407 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8409 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8411 2007-01-30 Eric Christopher <echristo@apple.com>
8413 * config.gcc: Add geode.
8415 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8417 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8418 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8419 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8420 value-prof.c: Fix comment typos.
8422 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8425 * doc/invoke.texi (Wpointer-arith): Document warning.
8427 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8429 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8430 the list of discrepancies from the draft TR.
8432 2007-01-30 Dirk Mueller <dmueller@suse.de>
8435 * doc/invoke.texi (-Wreturn-type): Update description to
8438 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8440 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8442 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8444 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8445 to handle optabs that operate on floating point input argument and
8446 output to integer output.
8447 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8448 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8449 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8450 expand_builtin_interclass_mathfn ().
8451 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8453 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8454 ilogbl built-in functions as x87 intrinsics.
8456 2007-01-30 Richard Guenther <rguenther@suse.de>
8459 * dwarf2out.c (reference_to_unused): Query varpool if the
8460 variable was output.
8462 2007-01-30 Richard Guenther <rguenther@suse.de>
8465 * passes.c (execute_one_pass): Reset in_gimple_form to not
8466 confuse non-unit-at-a-time mode.
8468 2007-01-29 Roger Sayle <roger@eyesopen.com>
8469 Richard Guenther <rguenther@suse.de>
8471 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8472 avoid undefined behaviour on overflow. Use force_fit_type_double
8473 to construct the constant with the specified TREE_OVERFLOW.
8475 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8477 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8478 * config/dfp-bit.h: Ditto.
8480 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8482 * c-decl.c (pop_scope): Replace warnings with call to
8483 warn_for_unused_label.
8484 * c-common.h (warn_for_unused_label): Declare.
8485 * c-common.c (warn_for_unused_label): Define.
8487 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8489 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8492 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8494 * Makefile.in (USER_H): Remove decfloat.h.
8495 * ginclude/decfloat.h: Delete, moving contents to ...
8496 * ginclude/float.h: Add support for decimal floating point,
8497 guarded by __STDC_WANT_DEC_FP__.
8499 2007-01-29 Mike Stump <mrs@apple.com>
8501 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8502 Analysis and Representation to resolve case insensitive conflict.
8503 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8505 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8507 * tree.h (struct tree_memory_tag): Add aliases member.
8508 (MTAG_ALIASES): New macro.
8509 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8510 (add_may_alias): Remove pointer-set. Update for may_aliases being
8512 (mark_aliases_call_clobbered): Update for may_aliases being a
8514 (compute_tag_properties): Ditto.
8515 (create_partition_for): Ditto.
8516 (compute_memory_partitions): Ditto.
8517 (dump_may_aliases_for): Ditto.
8518 (is_aliased_with): Ditto.
8519 (add_may_alias_for_new_tag): Ditto.
8520 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8521 (compute_is_aliased): New function.
8522 (compute_may_aliases): Call compute_is_aliased).
8523 (init_alias_info): Initialize alias_bitmap_obstack.
8524 (union_alias_set_into): New function.
8525 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8526 (have_common_aliases_p): Rewrite to take two bitmaps and use
8528 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8530 (finalize_ref_all_pointers): Update for add_may_alias changes.
8531 (new_type_alias): Ditto.
8532 * tree-flow-inline.h (may_aliases): Return a bitmap.
8533 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8534 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8535 may_aliases being a bitmap.
8536 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8537 may_aliases now returns a bitmap.
8538 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8540 * tree-ssa-operands.c (add_virtual_operand): Update for
8541 may_aliases being a bitmap.
8543 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8545 PR tree-optimization/30630
8546 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8547 variable as changed.
8549 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8552 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8553 expanded only once even if an error occurs.
8555 2007-01-29 Ben Elliston <bje@au.ibm.com>
8557 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8558 (__gcov_average_profiler): Likewise.
8559 (__gcov_ior_profiler): Likewise.
8560 (__gcov_merge_ior): Likewise.
8562 2007-01-28 Jan Hubicka <jh@suse.cz>
8564 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8565 * value-prof.c (stringop_block_profile): Likewise.
8567 2007-01-28 Jan Hubicka <jh@suse.cz>
8569 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8570 variant handling histograms; add wrapper.
8571 (clear_storage_via_libcall): Export.
8572 (emit_block_move_hints): Break out from ...; add histograms.
8573 (emit_block_move): ... this one.
8574 (clear_storage_hints): Break out from ...; add histograms.
8575 (clear_storage): ... this one.
8576 (set_storage_via_memset): Handle histogram.
8577 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8578 (clear_storage_hints, clear_storage_via_libcall): Declare.
8579 (set_storage_via_setmem): Update prototype.
8580 * doc/md.texi (movmem, setmem): Document new arguments.
8582 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8584 (stringop_block_profile): New global function.
8585 (tree_stringops_values_to_profile): Profile block size and alignment.
8586 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8588 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8589 (stringop_block_profile): Declare.
8590 * builtins.c: Include value-prof.h.
8591 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8592 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8593 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8594 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8595 * profile.c (instrument_values): Add new counters.
8596 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8598 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8599 (tree_init_edge_profiler): Build new profilers.
8600 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8601 (pass_tree_profile): Add dump.
8602 (tree_profile_hooks): Update.
8603 * Makefile.in (LIBGCOV): Add new constants.
8604 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8605 __gcov_ior_profiler): New.
8606 * i386.md (movmem/setmem expanders): Add new optional arguments.
8608 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8610 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8612 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8614 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8615 (tree_unswitch_single_loop): Pass eni_size_weights to
8616 tree_num_loop_insns.
8617 * tree-ssa-loop-manip.c: Include tree-inline.h.
8618 (can_unroll_loop_p): Pass eni_size_weights to
8619 tree_num_loop_insns.
8620 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8621 Pass eni_size_weights to estimate_num_insns.
8622 * tree.h (init_inline_once): Export.
8623 * toplev.c (backend_init): Call init_inline_once.
8624 * cgraphunit.c (cgraph_process_new_functions,
8625 cgraph_analyze_function): Pass eni_inlining_weights to
8627 * ipa-inline.c (compute_inline_parameters): Ditto.
8628 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8629 to estimate_num_insns.
8630 (try_unroll_loop_completely): Pass eni_size_weights to
8631 tree_num_loop_insns.
8632 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8633 ot estimate_num_insns.
8634 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8635 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8636 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8637 eni_time_weights): New variables.
8638 (init_inline_once): Initialize them.
8639 (struct eni_data): Mew.
8640 (estimate_num_insns_1, estimate_num_insns): Use weights.
8641 * tree-inline.h (struct eni_weights_d): New.
8642 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8643 (estimate_num_insns): Declaration changed.
8644 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8645 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8646 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8648 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8650 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8651 relations in the conflict function is valid.
8653 2007-01-27 Ian Lance Taylor <iant@google.com>
8655 * common.opt: Add fstrict-overflow.
8656 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8657 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8658 (TYPE_OVERFLOW_UNDEFINED): Define.
8659 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8661 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8662 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8663 (fold_negate_expr): Likewise.
8664 (make_range): Likewise.
8665 (extract_muldiv_1): Likewise.
8666 (maybe_canonicalize_comparison): Likewise.
8667 (fold_comparison): Likewise.
8668 (fold_binary): Likewise.
8669 (tree_expr_nonnegative_p): Likewise.
8670 (tree_expr_nonzero_p): Likewise.
8671 * tree-vrp.c (compare_values): Likewise.
8672 (extract_range_from_binary_expr): Likewise.
8673 (extract_range_from_unary_expr): Likewise.
8674 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8676 (nowrap_type_p): Likewise.
8677 * tree-scalar-evolution.c (simple_iv): Likewise.
8678 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8679 (build_range_check): Likewise.
8680 (extract_muldiv_1): Likewise.
8681 (fold_comparison): Likewise.
8682 * tree-vrp.c (vrp_int_const_binop): Likewise.
8683 (extract_range_from_unary_expr): Likewise.
8684 * convert.c (convert_to_integer): Likewise.
8685 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8686 (fold_comparison): Likewise.
8687 (fold_binary): Likewise.
8688 * optabs.c (optab_for_tree_code): Likewise.
8689 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8690 * simplify-rtx.c (simplify_const_relational_operation): Check
8691 flag_strict_overflow and flag_trapv.
8692 (simplify_const_relational_operation): Likewise.
8693 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8694 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8697 2007-01-27 Roger Sayle <roger@eyesopen.com>
8699 * tree.c (tree_fold_gcd): Delete.
8700 * tree.h (tree_fold_gcd): Remove prototype.
8701 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8702 test whether one constant integer is a multiple of another. Instead
8703 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8704 * fold-const.c (multiple_of_p): We've determined both TOP and
8705 BOTTOM are integer constants so we can call int_const_binop directly
8706 instead of the more generic const_binop.
8708 2007-01-27 Roger Sayle <roger@eyesopen.com>
8710 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8711 1*X check that the constant hasn't overflowed, to preserve the
8713 (round_up): Provide an efficient implementation when rouding-up an
8714 INTEGER_CST to a power-of-two.
8716 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8718 * doc/sourcebuild.texi: Add comma for clarity.
8719 * doc/extend.texi: Fix some typos.
8720 * doc/passes.texi: Likewise.
8721 * doc/cppinternals.texi: Likewise.
8722 * doc/c-tree.texi: Likewise.
8723 * doc/tree-ssa.texi: Likewise.
8724 * doc/install.texi: Likewise.
8726 2007-01-27 Jan Hubicka <jh@suse.cz>
8728 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8729 (pass_sra): Do not require alias information.
8730 * passes.c (init_optimization_passes): Add SRA
8732 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8734 * tracer.c (rest_of_handle_tracer): We already cleaned
8735 up the CFG in tracer() so don't do it here again.
8736 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8737 cleanup_cfg here, either. And don't call renumber_insns.
8739 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8740 and BB_HEAD are in the insn stream here. Instead make sure
8741 that BB_INSN is valid on all insns. Also, do check here that
8742 there are no pending branch predictions...
8743 (rtl_verify_flow_info): ...instead of doing it here. Checks
8744 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8747 2007-01-26 Roger Sayle <roger@eyesopen.com>
8749 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8750 function to simplify/factorize operand order canonicalization.
8751 (ix86_fixup_binary_operands): Reorganize using the above function.
8752 (ix86_binary_operator_ok): Likewise.
8754 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8756 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8757 file scope from optimize_attrs.
8758 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8760 (optimize_attrs): Clear insn_code_values after freeing it.
8762 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8764 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8765 a parts.base assignment.
8767 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8769 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8770 (compute_subscript_distance, initialize_data_dependence_relation,
8771 finalize_ddr_dependent, analyze_ziv_subscript,
8772 analyze_siv_subscript_cst_affine,
8773 compute_overlap_steps_for_affine_univar,
8774 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8775 analyze_siv_subscript, analyze_miv_subscript,
8776 analyze_overlapping_iterations, subscript_dependence_tester_1,
8777 compute_self_dependence, free_dependence_relation): Work
8778 with affine_fn instead of chrecs.
8779 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8780 common_affine_function, affine_function_base,
8781 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8782 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8783 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8784 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8785 (all_chrecs_equal_p): Removed.
8786 * tree-data-ref.h (affine_fn, conflict_function): New types.
8787 (struct subscript): Change type of conflicting_iterations_in_a
8788 and conflicting_iterations_in_b.
8790 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8793 * config/pa/pa.h (TARGET_HPUX_11): New.
8794 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8795 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8797 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8798 Richard Guenther <rguenther@suse.de>
8800 * tree-ssa-structalias.c (solve_graph): Handle case
8801 we merged the variable to another.
8803 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8805 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8808 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8809 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8811 2007-01-25 DJ Delorie <dj@redhat.com>
8813 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8814 allow changes to modes which don't fit in those registers.
8816 * reload1.c (choose_reload_regs): Check for invalid subregs before
8817 computing their locations, not after.
8819 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8822 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8823 save Altivec registers in an eh_return function.
8824 (compute_vrsave_mask): Likewise.
8825 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8826 for saving Altivec registers.
8827 (rs6000_emit_prologue): Don't allocate stack twice in
8828 eh_return function. Correct expected value of altivec_save_offset
8829 when using save_world. Describe save of R0 to stack when using
8830 save_world. Describe stack pointer adjustment when using
8831 save_world. Remove duplicated eh_return parameter register saving.
8832 Update sp_offset variable after save_world.
8833 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8835 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8836 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8839 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8841 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8843 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8846 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8847 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8849 2007-01-25 Richard Guenther <rguenther@suse.de>
8851 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8852 * common.opt (-Wcoverage-mismatch): New warning option.
8853 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8854 if -Wcoverage-mismatch is given.
8856 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8858 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8859 (ipcp_driver): Change to static definition.
8860 Add dumping of the ifunctions.
8861 (constant_val_insert): Remove unused parameter. Support for SSA.
8862 (ipcp_propagate_const): Support for SSA.
8863 (ipcp_profile_bb_print): Print only analyzed nodes.
8864 (ipcp_replace_map_create): Remove support for Fortran constant
8866 * ipa-prop.c (ipa_method_modify_stmt,
8867 ipa_callsite_compute_param): Support for SSA.
8868 * ipa-prop.h (ipcp_driver): Remove declaration.
8869 (IS_VALID_TREE_MAP_INDEX): Add define.
8871 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8873 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8875 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8878 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8879 constant argument to cabs and do it without checking for
8880 -funsafe-math-optimizations.
8882 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8884 * c-common.h (RID_FIRST_CXX0X): New.
8885 (RID_LAST_CXX0X): New.
8886 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8888 * c.opt (Wc++0x-compat): New.
8889 * doc/invoke.texi (-Wc++0x-compat): Document.
8891 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8893 * builtins.c (fold_builtin_carg): New.
8894 (fold_builtin_1): Use it.
8896 2007-01-24 Jan Hubicka <jh@suse.cz>
8898 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8900 * ipa-inline.c (initial_insns, max_insns): Delete.
8901 (compute_max_insns): New function.
8902 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8903 of insns as base for code growth.
8904 (cgraph_decide_inlining): Make initial_insns local; do not compute
8906 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8907 * doc/invoke.texi (inline-unit-growth): Update docs.
8909 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8911 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8912 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8913 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8914 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8915 for CPUs that have PTA_CX16 set.
8918 * gimplify.c (omp_check_private): New function.
8919 (gimplify_scan_omp_clauses): Use it for
8920 firstprivate/lastprivate/reduction.
8923 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8924 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8927 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8928 If lower_lastprivate_clauses emits some statements, append them
8929 to dlist rather than body_p and to body_p append an initializer.
8930 (lower_omp_for): Adjust caller.
8932 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8934 * target.h (globalize_decl_name): New.
8935 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8936 * output.h (default_globalize_decl_name): New.
8937 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8939 (globalize_decl): Ditto.
8940 (default_globalize_decl_name): New.
8941 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8942 (ia64_handle_version_id_attribute): New.
8943 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8944 (ia64_asm_output_external): Use globalize_decl_name instead
8946 * doc/extend.texi (version_id): New pragma.
8947 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8949 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8951 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8952 _uleb128_t and _Unwind_SWord with _sleb128_t.
8953 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8954 uw_frame_state_for, uw_update_context_1): Likewise.
8955 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8956 * unwind-pe.h (read_uleb128, read_sleb128,
8957 read_encoded_value_with_base): Likewise.
8958 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8960 2007-01-24 Richard Guenther <rguenther@suse.de>
8962 * builtins.c (expand_builtin_cexpi): Get the fndecl
8963 for cexp in the correct way.
8965 2007-01-24 Jan Hubicka <jh@suse.cz>
8967 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8969 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8971 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8972 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8973 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8974 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8975 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8976 __SIZEOF_PTRDIFF_T__.
8977 * doc/cpp.texi: Documentation for the new builtin macros added.
8979 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8981 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8982 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8983 instead of operands[2] to avoid access past the end of array.
8985 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8987 * reload1.c (emit_reload_insns): Pass the reload register
8988 for a non-spill output reload through forget_old_reloads_1.
8990 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8992 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8993 _SOFT_DOUBLE if doubles use software floating-point.
8994 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8995 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8996 * config/rs6000/darwin-ldouble.c: Also compile functions for
8997 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8998 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8999 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9000 commented-out long double override.
9001 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9002 * config/rs6000/eabispe.h: Likewise.
9003 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9004 long double for non-SPE.
9005 (rs6000_handle_option): Likewise.
9006 (invalid_e500_subreg): Disallow more subregs involding DImode,
9007 DFmode, TImode or TFmode.
9008 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9010 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9012 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9013 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9015 (rs6000_legitimate_address): Also check for TFmode for E500
9017 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9018 (spe_build_register_parallel): Handle TFmode and TCmode.
9019 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9021 (function_arg): Handle TFmode and TCmode for E500 double.
9022 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9024 (print_operand): Handle TFmode and TImode for %y.
9025 (rs6000_generate_compare): Handle TFmode comparisons for E500
9027 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9028 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9029 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9030 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9031 TFmode for E500 double.
9032 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9033 (floatsidf2): Enable for E500 double.
9034 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9035 (extenddftf2): Change to extenddftf2_fprs.
9036 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9037 depending on TARGET_E500_DOUBLE.
9038 (extendsftf2): Enable for E500 double.
9039 (trunctfdf2): Enable for E500 double.
9040 (trunctfsf2): Change to trunctfsf2_fprs.
9041 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9042 depending on TARGET_E500_DOUBLE.
9043 (floatsitf2): Enable for E500 double.
9044 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9045 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9046 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9047 (negtf2): Change to negtf2_internal.
9048 (negtf2): New expander.
9049 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9050 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9051 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9052 (movdi_internal32): Use rs6000_nonimmediate_operand.
9053 (unnamed splitter): Likewise.
9054 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9055 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9056 (SPE64TF, DITI): New mode macros.
9057 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9060 (frob_<mode>_di_2): New.
9061 (frob_tf_di_8_2): New.
9062 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9064 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9066 (frob_ti_<mode>_8_2): New.
9067 (frob_ti_tf_2): New.
9068 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9069 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9071 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9072 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9073 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9074 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9075 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9076 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9079 2007-01-23 Ian Lance Taylor <iant@google.com>
9081 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9083 (OBJS-archive): Reformat, alphabetize.
9084 (OBJS): Change out_object_file to OBJS-md.
9086 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9088 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9089 JUMP_P and CALL_P predicates where applicable.
9090 * config/i386/i386.c: Ditto.
9091 * config/i386/i386.md: Ditto.
9092 * config/i386/mmx.md: Ditto.
9093 * config/i386/predicates.md: Ditto.
9095 2007-01-22 Andreas Schwab <schwab@suse.de>
9097 * config/m68k/m68k.h: Fix comment.
9099 2007-01-22 Jan Hubicka <jh@suse.cz>
9101 * passes.c (init_optimization_passes): Do not rerun
9102 pass_early_warn_uninitialized.
9104 2007-01-22 Richard Guenther <rguenther@suse.de>
9106 PR tree-optimization/30038
9107 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9109 (execute_cse_sincos_1): Likewise.
9110 (execute_cse_sincos): Likewise.
9111 (gate_cse_sincos): Likewise.
9112 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9113 the cexpi() canonicalization of sincos().
9114 * tree-pass.h (pass_cse_sincos): Declare.
9115 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9117 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9119 PR rtl-optimization/29329
9120 * combine.c (replaced_rhs_insn): Rename to i2mod.
9121 (replaced_rhs_value): Rename to i2mod_new_rhs.
9122 (i2mod_old_rhs): New global variable.
9123 (combine_instructions): Adjust for above change. Save a copy of
9124 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9125 note are substituted in the second instruction.
9126 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9127 ditch the note if it pertains to the second eliminated register
9128 and this register is mentioned in i2mod_old_rhs.
9131 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9133 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9134 the insn to which the note was originally attached.
9136 2007-01-21 Jan Hubicka <jh@suse.cz>
9138 * ipa-inline.c (inlining_mode): Comment, move up.
9139 (cgraph_decide_inlining_incrementally): Do not perform inlining
9140 itself; fix handling of flattening of self recursive functions.
9141 (cgraph_find_cycles): Remove.
9142 (cgraph_flatten_node): Remove.
9143 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9144 (try_inline): New function.
9145 (cgraph_early_inlining): Update call of
9146 cgraph_decide_inlining_incrementally. Apply inlining here.
9147 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9149 2007-01-21 Dirk Mueller <dmueller@suse.de>
9152 * tree-vrp.c (check_array_bounds): do not warn
9153 about ADDR_EXPR's of ARRAY_REF's which are immediately
9154 used in binary expressions.
9156 2007-01-21 Ira Rosen <irar@il.ibm.com>
9158 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9159 read_write_dep and macros for its access.
9160 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9161 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9162 argument, call vect_check_interleaving for every independent pair of
9163 data-refs. Mark loads that access the same memory location as a store
9165 (vect_check_dependences): Remove.
9166 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9167 call, fix the call to vect_analyze_data_ref_dependence.
9168 (vect_analyze_data_ref_access): For statements that access the same
9169 data-ref, check that they are not stores; for loads, check that there
9170 is no store that access the same location.
9172 2007-01-20 Roger Sayle <roger@eyesopen.com>
9173 Joseph Myers <joseph@codesourcery.com>
9175 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9176 (-fdump-rtl-stack): Likewise.
9177 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9178 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9179 (-mpt-fixed): Use @minus{} for minus sign.
9180 (Using Precompiled Headers): Fix under/overfull hbox.
9182 2007-01-20 Jan Hubicka <jh@suse.cz>
9184 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9185 place within annotation.
9187 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9189 * pa.c (output_move_double): Change array size of xoperands to 4.
9191 2007-01-20 Jan Hubicka <jh@suse.cz>
9193 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9196 2007-01-19 Ian Lance Taylor <iant@google.com>
9198 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9199 constant to unsigned HOST_WIDE_INT before negating.
9201 2007-01-19 Ian Lance Taylor <iant@google.com>
9203 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9205 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9206 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9207 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9208 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9209 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9210 (realloc_vdef, realloc_vuse): Change second parameter to
9212 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9214 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9215 unsigned. Change x and lim locals to unsigned.
9216 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9218 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9219 (copy_virtual_operands): Change i and n locals to unsigned.
9221 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9224 * builtins.c (fold_builtin_1): Handle builtin fdim.
9226 2007-01-20 Jan Hubicka <jh@suse.cz>
9228 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9229 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9230 init_alias_heapvars.
9231 (init_alias_heapvars): Initialize only when not already initialized.
9232 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9234 2007-01-19 Roger Sayle <roger@eyesopen.com>
9236 * common.opt (fsigned-zeros): New command line option.
9237 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9238 of flag_unsafe_math_optimizations.
9239 * opts.c (set_fast_math_flags): The -ffast-math command line option
9240 implies -fno-signed-zeros.
9241 (fast_math_flags_set_p): Likewise.
9243 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9244 the documentation of -ffast-math appropriately. Wrap long lines.
9246 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9248 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9249 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9251 2007-01-19 Tomas Bily <tbily@suse.cz>
9253 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9255 (tree_init_ic_make_global_vars): New function
9256 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9257 (tree_gen_ic_profiler): New function
9258 (tree_gen_ic_func_profiler): New function
9259 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9260 (tree_profile_hooks): Added hook for indirec/virtual calls
9261 * value-prof.c (tree_find_values_to_profile): New case for
9263 (tree_values_to_profile): Call for determining indirect/virtual
9265 (tree_indirect_call_to_profile): New function
9266 (tree_ic_transform): New function
9267 (tree_ic): New function
9268 (find_func_by_pid): New function
9269 (init_pid_map): New function
9270 (tree_value_profile_transformations): Added check for
9271 indirect/virtual call transformation
9272 * value-prof.h (enum hist_type): New counter type for
9273 indirect/virtual calls
9274 (profile_hooks): Added new hook for profiling indirect/virtual
9276 * profile.c (instrument_values): New case for indirect/virtual
9278 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9279 (GCOV_COUNTER_V_INDIR): New counter type
9280 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9281 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9283 * cgraph.c: Definition of cgraph_max_pid
9284 (cgraph_create_node): Default init of pid attribute
9285 * cgraph.h: Declaration of cgraph_max_pid
9286 (struct cgraph_node): Added pid attribute
9287 * libgcov.c (__gcov_indirect_call_profiler): New function
9288 (__gcov_one_value_profiler_body): New function
9289 (__gcov_one_value_profiler): Body was moved to
9290 __gcov_one_value_profiler_body and calls it
9292 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9294 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9295 * gengtype.c (write_types_data, write_func_for_structure,
9296 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9297 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9298 (walk_type, write_func_for_structure): Generate the mark_hook if
9301 2007-01-19 Jan Hubicka <jh@suse.cz>
9303 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9304 'early' argument take inlining mode argument specifying whether to
9305 inline for size/speeed or all functions; add support for flattening;
9307 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9309 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9312 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9313 the name of the declared identifier.
9315 2007-01-19 Dirk Mueller <dmueller@suse.de>
9317 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9318 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9319 duplicate evaluation.
9321 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9323 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9324 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9325 to XFMode, use acosxf2 and truncate result to requested mode.
9326 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9327 (asin<mode>2): Similarly, with asin expanders.
9328 (*fscalexf4_i387): Rename from *fscalexf4.
9329 (expNcorexf3): New expander.
9330 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9331 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9332 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9333 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9334 patterns for SSE math.
9335 (exp10<mode>2): Similarly, with exp10 expanders.
9336 (exp2<mode>2): Similarly, with exp2 expanders.
9337 (expm1<mode>2): Similarly, with expm1 expanders.
9338 (ldexp<mode>3): Similarly, with ldexp expanders.
9339 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9340 Use gen_truncxf<mode>2_i387_noop to truncate result.
9342 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9344 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9345 for ColdFire targets.
9347 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9348 Richard Sandiford <richard@codesourcery.com>
9350 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9351 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9352 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9353 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9354 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9355 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9357 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9359 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9360 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9361 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9362 (*adddi_dilshr32_cf): New pattern.
9363 (adddi3, subdi3): Remove first alternatives.
9365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9367 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9368 implemented using move.l, do not use its cc result for floating-point
9371 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9373 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9374 from accepting 's' constraints if flag_pic.
9376 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9378 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9379 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9380 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9381 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9383 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9385 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9386 ColdFire alternatives.
9387 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9388 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9389 architectures that support ff1 instruction.
9391 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9392 Julian Brown <julian@codesourcery.com>
9394 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9395 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9396 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9399 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9401 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9403 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9404 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9405 HOST_WIDE_INT instead of an rtx.
9406 (m68k_rtx_costs): Update call accordingly.
9407 (output_move_const_into_data_reg): Likewise. Fix formatting.
9408 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9410 (output_move_simode_const): Update calls after above changes.
9411 Rework to use automatic variables and predicates like MEM_P.
9412 * config/m68k/m68k.md (pushexthisi_const): Update call to
9415 2007-01-19 Dirk Mueller <dmueller@suse.de>
9417 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9420 2007-01-19 Richard Guenther <rguenther@suse.de>
9422 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9423 via cexp in case sincos is not available.
9425 2007-01-19 Richard Guenther <rguenther@suse.de>
9427 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9428 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9429 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9430 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9431 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9432 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9433 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9434 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9436 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9438 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9440 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9441 (atan2xf3): Directly generate RTL pattern.
9442 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9443 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9444 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9445 disable patterns for SSE math.
9446 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9447 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9448 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9449 disable patterns for SSE math.
9451 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9453 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9455 2007-01-18 Roger Sayle <roger@eyesopen.com>
9457 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9458 VIEW_CONVERT_EXPR to the same type as it's operand.
9460 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9462 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9463 configured for long double 128.
9465 2007-01-18 Mike Stump <mrs@apple.com>
9467 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9470 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9472 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9475 2007-01-18 Jan Hubicka <jh@suse.cz>
9477 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9478 greater than NUM_VOP_FREE_BUCKETS.
9480 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9482 * tree-ssa-structalias.c: Update comments.
9483 (ptabitmap_obstack): Removed.
9485 (oldpta_obstack): Ditto.
9486 (stats): Add a few members.
9487 (struct variable_info): Remove node, complex, address_taken, and
9488 indirect_target members. Add oldsolution member.
9489 (new_var_info): Do not initialize removed members.
9490 (constraint_expr_type): Remove INCLUDES.
9491 (constraint_graph): Add size, implicit_preds, rep,
9492 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9493 (FIRST_REF_NODE): New macro.
9494 (LAST_REF_NODE): Ditto.
9495 (FIRST_ADDR_NODE): Ditto.
9496 (find): New function.
9498 (dump_constraint): Do not handle INCLUDES.
9499 (insert_into_complex): Do not insert duplicate constraints.
9500 (condense_varmap_nodes): Renamed and rewritten into ...
9501 (merge_node_constraints): This. Also fix bug in handling of
9502 offseted copy constraints.
9503 (clear_edges_for_node): No longer need to deal with preds at all,
9504 or removing associated preds/succs.
9505 (merge_graph_nodes): Deal with indirect_cycles.
9506 Don't deal with predecessors.
9507 (add_implicit_graph_edge): New function.
9508 (add_pred_graph_edge): Ditto.
9509 (add_graph_edge): Don't deal with predecessors.
9510 (build_constraint_graph): Removed.
9511 (build_pred_graph): New function.
9512 (build_succ_graph): Ditto.
9513 (struct scc_info): Removed in_component. Added roots, dfs, and
9514 node_mapping. Remove visited_index, unification_queue.
9515 (scc_visit): Deal with union-find we do now.
9516 Deal with cycles with REF nodes.
9517 (collapse_nodes): Renamed and rewritten to ...
9518 (unify_nodes): This.
9519 (process_unification_queue): Removed.
9520 (topo_visit): Cleanup
9521 (do_da_constraint): Use find.
9522 (do_sd_constraint): Ditto.
9523 (do_ds_constraint): Ditto.
9524 (do_complex_constraint): Ditto.
9525 (init_scc_info): Update for removed and added members.
9526 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9527 (find_indirect_cycles): This.
9528 (equivalence_class): New variable.
9529 (label_visit): New function.
9530 (perform_variable_substitution): Rewritten.
9531 (free_var_substitution_info): New function.
9532 (find_equivalent_node): Ditto.
9533 (move_complex_constraints): Ditto.
9534 (eliminate_indirect_cycles): Ditto.
9535 (solve_graph): Only propagate changed bits.
9536 Use indirect cycle elimination.
9538 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9539 (tree_id_eq): Renamed to ...
9540 (tree_vi_eq): This. Update for member change
9541 (insert_id_for_tree): Renamed and rewritten to ...
9542 (insert_vi_for_tree): This.
9543 (lookup_id_for_tree): Renamed and rewritten to ...
9544 (lookup_vi_for_tree): This.
9545 (get_id_for_tree): Renamed and rewritten to ...
9546 (get_vi_for_tree): Ditto.
9547 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9548 (process_constraint): Don't handle INCLUDES.
9549 Remove special ADDRESSOF case.
9550 (find_func_aliases): Rewrite to use vi functions instead of id
9552 (create_function_info_for): Ditto.
9553 (create_variable_info_for): Ditto.
9554 (intra_create_variable_infos): Ditto.
9555 (merge_smts_into): Ditto.
9556 (find_what_p_points_to): Ditto.
9557 (init_base_vars): Ditto.
9558 (init_alias_vars): Ditto.
9559 (remove_preds_and_fake_succs): New function.
9560 (dump_sa_points_to_info): Dump new stats.
9561 (dump_solution_for_var): Use find.
9562 (set_used_smts): Fix formatting.
9563 (compute_points_to_sets): Updated for new functions.
9564 (ipa_pta_execute): Ditto.
9566 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9567 Richard Sandiford <richard@codesourcery.com>
9569 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9571 * calls.c (expand_call): If the return value is a PARALLEL,
9572 extract its first member.
9573 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9574 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9575 use FUNCTION_EXTRA_EPILOGUE.
9576 (m68k_function_value): Return a PARALLEL if the return value
9577 is of a pointer type.
9578 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9579 (FUNCTION_EXTRA_EPILOGUE): Remove.
9580 * config/m68k/m68k.md (D0_REG): New constant.
9582 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9584 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9585 output a NOP for empty epilogues.
9587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9589 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9590 before function. Extend register save check to include all
9591 registers, not just integer ones.
9593 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9595 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9596 (m68k_use_return_insn): ...this.
9597 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9598 * config/m68k/m68k.c (use_return_insn): Rename to...
9599 (m68k_use_return_insn): ...this.
9600 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9603 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9605 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9606 nearest even, fix denormal rounding overflow.
9608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9610 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9611 f%$smove and f%$move.
9612 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9613 (extendsfdf2_cf): Use fdmove instead of f%&move.
9614 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9615 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9617 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9619 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9622 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9624 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9625 (coldfire_single_format): Declare.
9626 (coldfire_double_format): Likewise.
9627 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9628 of qnan_msb_set to determine the lower bits of a canonical
9630 (encode_ieee_double): Likewise.
9631 (encode_ieee_quad): Likewise.
9632 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9633 (mips_single_format): Likewise.
9634 (ieee_double_format): Likewise.
9635 (mips_double_format): Likewise.
9636 (ieee_extended_motorola_format): Likewise.
9637 (ieee_extended_intel_96_format): Likewise.
9638 (ieee_extended_intel_128_format): Likewise.
9639 (ieee_extended_intel_96_round_53_format): Likewise.
9640 (ibm_extended_format): Likewise.
9641 (mips_extended_format): Likewise.
9642 (ieee_quad_format): Likewise.
9643 (mips_quad_format): Likewise.
9644 (vax_f_format): Likewise.
9645 (vax_d_format): Likewise.
9646 (vax_g_format): Likewise.
9647 (i370_single_format): Likewise.
9648 (i370_double_format): Likewise.
9649 (decimal_single_format): Likewise.
9650 (decimal_double_format): Likewise.
9651 (decimal_quad_format): Likewise.
9652 (c4x_single_format): Likewise.
9653 (c4x_extended_format): Likewise.
9654 (real_internal_format): Likewise.
9655 (coldfire_single_format): New real_format.
9656 (coldfire_double_format): Likewise.
9657 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9658 canonical_nan_lsbs_set.
9659 (pdp11_d_format): Likewise.
9660 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9661 if TARGET_COLDFIRE_CPU.
9663 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9665 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9666 (output_call, m68k_legitimize_call_address): Declare.
9667 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9668 parenthesees. Add support for a 'W' constraint.
9669 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9670 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9671 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9672 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9674 (override_options): Initialize them. Do not set flag_no_function_cse
9675 for TARGET_ID_SHARED_LIBRARY.
9676 (m68k_output_pic_call): Delete.
9677 (m68k_legitimize_call_address): New function.
9678 (print_operand): Remove the %o prefix. Handle the %p prefix.
9679 (output_call): New function.
9680 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9681 target address from the GOT if symbolic jumps are not allowed.
9682 * config/m68k/m68k.md (call, general_operand): Do not set
9683 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9684 Merge separate flag_pic and !flag_pic define_insns into...
9685 (*call, *call_value): ...these new patterns. Match the address
9686 rather than the containing MEM and require it to be a call_operand.
9687 Use output_call to generate the asm template.
9688 * config/m68k/predicates.md (const_call_operand): New predicate.
9689 (call_operand): Likewise.
9691 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9693 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9694 (STACK_GROWS_DOWNWARD): Define to 1.
9695 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9696 comments, emphasizing that these values are only defaults.
9697 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9698 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9700 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9702 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9704 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9705 Richard Sandiford <richard@codesourcery.com>
9707 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9708 (FP_REGNO_P): New macros.
9709 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9710 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9711 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9712 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9714 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9716 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9717 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9719 * config/m68k/t-floatlib: New file, extracting common code from...
9720 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9721 * config/m68k/t-uclinux: Here.
9722 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9723 routines on ColdFire targets.
9725 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9727 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9728 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9729 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9730 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9731 explicitly set MOTOROLA to 1.
9732 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9734 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9735 Nathan Sidwell <nathan@codesourcery.com>
9737 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9738 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9739 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9740 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9741 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9742 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9743 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9744 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9745 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9746 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9747 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9748 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9749 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9750 (DBX_REGISTER_NUMBER): Delete.
9751 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9752 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9753 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9755 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9757 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9758 * config/flat.h: New file.
9759 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9761 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9762 indirect references for -msep-data or -mid-shared-library.
9763 Do not use PC-relative code addresses either.
9764 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9766 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9767 for shared libraries and crt1.o for executables. Use crti.o and
9769 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9770 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9771 Do not add -elf2flt or -shared-lib-id options here.
9772 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9773 Pass -shared-lib-id if -mid-shared-library, taking the library
9774 identifier from -mshared-library-id if given, otherwise
9776 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9777 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9778 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9779 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9780 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9781 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9783 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9784 jump sequence for ISA A and ISA A+.
9785 (PICJUMP): Likewise.
9787 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9789 * config.gcc (m68k-*-uclinux*): Base the port on the common
9790 and m68k GNU/Linux files rather than on the generic ELF ones.
9791 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9792 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9794 2007-01-18 Julian Brown <julian@codesourcery.com>
9795 Richard Sandiford <richard@codesourcery.com>
9797 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9798 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9799 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9801 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9803 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9805 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9807 * doc/install.texi: Document m68k-uclinuxoldabi.
9808 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9809 * config/m68k/uclinux-oldabi.h: New file, copied from
9810 config/m68k/uclinux.h.
9812 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9814 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9815 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9816 (m32r_compute_frame_size): Use unsigned for regno.
9817 (m32r_reload_lr): Use gen_frame_mem.
9819 (m32r_output_function_epilogue): Don't output the function epilogue
9821 (m32r_expand_epilogue): New.
9822 (direct_return): Return false if the function has the interrupt
9824 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9825 * config/m32r/m32r.md (epilogue): New expander.
9826 (return_lr, return_rte): New insns.
9827 (return): Make it expander.
9828 (return_normal): New expander.
9830 2007-01-18 Josh Conner <jconner@apple.com>
9833 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9834 support for UNLE, UNLT, UNGE, and UNGT.
9836 2007-01-18 Jan Hubicka <jh@suse.cz>
9838 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9839 * tree-tailcall (add_virtual_phis): Likewise.
9840 (optimize_tail_call): Return TODOs.
9841 (execute_tail_calls): Return TODOs.
9842 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9843 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9845 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9846 Cleanup cfg using TODO.
9847 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9848 * passes.c (execute_function_todo): When cleanup did something, remove
9850 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9851 (make_edges): Don't cleanup_cfg.
9853 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9855 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9856 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9857 operate on the top of stack.
9858 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9859 register handling of instructions that output to the second
9861 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9862 (move_for_stack_reg): Special-case check for dead destination
9863 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9865 * config/i386/i386.md (UNSPEC_TAN): New constant.
9866 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9867 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9868 to correctly model move of constant 1.0 to top stack slot.
9869 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9870 (unnamed peephole2 pattern): Remove corresponding peephole2
9871 pattern that optimizes tan insn and loading of constant 1.0.
9872 (tanxf2): Use fptanxf4_i387.
9873 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9874 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9875 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9876 disable patterns for SSE math.
9877 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9878 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9880 2007-01-18 Dirk Mueller <dmueller@suse.de>
9881 Richard Guenther <rguenther@suse.de>
9884 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9885 * common.opt (Warray-bounds): Add new warning option.
9886 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9888 * Makefile.in: make tree-vrp.o depend on toplev.h
9889 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9891 (check_array_refs, check_array_bounds, check_array_ref): New.
9893 2007-01-18 Jan Hubicka <jh@suse.cz>
9895 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9896 (execute_ssa_ccp): Return flags conditionally.
9897 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9899 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9901 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9903 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9904 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9906 * Makefile.c (GTFILES): Add cfglayout.h.
9907 * gengtype.c (open_base_files): Likewise.
9908 * cfglayout.c (cfg_layout_function_footer,
9909 cfg_layout_function_header) Reindent to make gengtype happy.
9910 * cfglayout.h (cfg_layout_function_footer,
9911 cfg_layout_function_header): Add GTY(()) marker.
9913 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9915 2007-01-18 Ben Elliston <bje@au.ibm.com>
9917 * genautomata.c (write_automata): Include xstrerror output in the
9918 error message if writing the DFA description file fails.
9920 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9922 * config/mips/mips-protos.h (mips_output_external): Make it
9924 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9925 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9926 (extern_list): Likewise.
9927 (extern_head): Likewise.
9928 (TARGET_ASM_FILE_END): Likewise.
9929 (mips_file_end): Likewise.
9930 (mips_output_external): Rewritten.
9932 2007-01-18 Ben Elliston <bje@au.ibm.com>
9934 * genpreds.c (write_insn_preds_c): Only write out the function
9935 body for regclass_for_constraint if we have register constraints.
9937 2007-01-17 Tom Tromey <tromey@redhat.com>
9939 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9940 * doc/install.texi (Testing): Use sourceware.org.
9941 (Binaries): Likewise.
9942 (Specific): Likewise.
9943 * doc/contrib.texi (Contributors): Use sourceware.org.
9945 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9947 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9948 (AVR_ENHANCED): Rename to ...
9949 (AVR_HAVE_MUL): ... new.
9950 (avr_enhanced_p): Rename to ...
9951 (avr_have_mul_p): ... new.
9952 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9953 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9954 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9955 (avr_have_mul_p): ... new.
9956 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9957 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9958 'avr_enhanced_p' and 'enhanced'.
9959 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9960 AVR_HAVE_MUL instead of AVR_ENHANCED.
9961 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9962 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9963 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9964 instead of AVR_ENHANCED.
9965 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9966 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9967 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9969 2007-01-17 Ian Lance Taylor <iant@google.com>
9971 * vec.h (VEC_reserve_exact): Define.
9972 (vec_gc_p_reserve_exact): Declare.
9973 (vec_gc_o_reserve_exact): Declare.
9974 (vec_heap_p_reserve_exact): Declare.
9975 (vec_heap_o_reserve_exact): Declare.
9976 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9978 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9980 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9981 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9982 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9983 * vec.c (calculate_allocation): Add exact parameter. Change all
9985 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9986 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9987 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9988 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9989 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9990 (vec_heap_p_reserve_exact): New function.
9991 (vec_heap_o_reserve_exact): New function.
9993 2007-01-17 Jan Hubicka <jh@suse.cz>
9995 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9997 2007-01-17 Eric Christopher <echristo@apple.com>
9999 * config.gcc: Support core2 processor.
10001 2007-01-16 Jan Hubicka <jh@suse.cz>
10003 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10004 the names, just unlink the chain so we don't crash on dangling pointers
10007 2007-01-16 Jan Hubicka <jh@suse.cz>
10009 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10010 * tree-pass.h: Reorder to make IPA passes appear toegher.
10011 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10012 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10013 parameters, do not call early inliner.
10014 * ipa-inline.c: Update comments. Include tree-flow.h
10015 (cgraph_decide_inlining): Do not compute inlining parameters.
10016 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10017 be called with function context set up.
10018 (pass_ipa_inline): Remove unreachable functions before pass.
10019 (cgraph_early_inlining): Simplify assuming to be called from the
10021 (pass_early_inline): New pass.
10022 (cgraph_gate_ipa_early_inlining): New gate.
10023 (pass_ipa_early_inline): Turn into simple wrapper.
10024 (compute_inline_parameters): New function.
10025 (gate_inline_passes): New gate.
10026 (pass_inline_parameters): New pass.
10027 (apply_inline): Move here from tree-optimize.c
10028 (pass_apply_inline): New pass.
10029 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10031 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10032 doing them by hand.
10033 (tree_function_versioning): Do not allocate dummy struct function.
10034 * tree-inline.h (optimize_inline_calls): Update prototype.
10035 * tree-optimize.c (execute_fixup_cfg): Export.
10036 (pass_fixup_cfg): Remove
10037 (tree_rest_of_compilation): Do not apply inlines.
10038 * tree-flow.h (execute_fixup_cfg): Declare.
10039 * Makefile.in (gt-passes.c): New.
10040 * passes.c: Include gt-passes.h
10041 (init_optimization_passes): New passes.
10042 (nnodes, order): New static vars.
10043 (do_per_function_toporder): New function.
10044 (execute_one_pass): Dump current pass here.
10045 (execute_ipa_pass_list): Don't dump current pass here.
10047 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10049 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10050 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10052 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10054 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10055 (strong_alias): Define.
10056 (__gcc_qmul): Provide non-FMA for soft-float.
10057 (__gcc_qdiv): Same.
10062 (__gcc_qunord): New.
10072 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10073 soft-float functions.
10074 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10075 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10076 about long double soft float.
10078 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10079 Tehila Meyzels <tehila@il.ibm.com>
10081 * tree-vectorizer.h (is_pattern_stmt_p): New.
10082 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10083 formatting (tabs instead of spaces). Cleanup and clarify setting
10084 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10085 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10086 (vectorizable_type_demotion): Check that types are integral.
10087 (vectorizable_type_promotion): Likewise.
10088 (vectorizable_store): Fix typo. Eliminate new-line at end of
10091 2007-01-16 Jan Hubicka <jh@suse.cz>
10093 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10096 2007-01-15 Eric Christopher <echristo@apple.com>
10098 * ifcvt.c: Include vec.h, vecprim.h.
10099 (check_cond_move_block): New argument regs.
10100 Reorganize. Add registers used to regs.
10101 (cond_move_process_if_block): Use regs set above as
10104 2007-01-15 Eric Christopher <echristo@apple.com>
10106 * config/darwin.h: Update copyright.
10107 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10108 (LINK_COMMAND_SPEC): Add -u.
10109 (LINK_SPEC): Fix umbrella for above.
10111 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10113 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10116 2007-01-15 Tom Tromey <tromey@redhat.com>
10118 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10119 * doc/install.texi (Testing): Don't mention jacks.
10120 (Configuration): Document --enable-java-maintainer-mode. Move
10121 --with-java-home to libgcj-specific section. Document
10123 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10125 2007-01-15 Jan Hubicka <jh@suse.cz>
10127 * tree-ssa-dce.c (DCE_TODOs): New.
10128 (propagate_necessity): Return if something changed.
10129 (eliminate_unnecessary_stmts): Likewise.
10130 (perform_tree_ssa_dce): Return TODO flags when needed.
10131 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10133 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10135 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10136 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10137 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10138 patterns using X87MODEF12 mode macro. Extend operand 1
10139 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10140 (log10<mode>2): Ditto.
10141 (log2<mode>2): Ditto.
10142 (log1p<mode>2): Ditto.
10143 (logb<mode>2): Ditto.
10144 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10145 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10146 (*fxtractxf3_i387): Rename from *fxtractxf3.
10147 (fxtract_extend<mode>xf3_i387): New insn pattern.
10148 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10149 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10150 and gen_fyl2xxf3_i387().
10152 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10154 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10155 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10156 get_loop_exit_edges. Changed return type to bool.
10157 * cfgloop.h (fix_loop_placement): Declaration removed.
10159 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10161 * param.h (MIN_VECT_LOOP_BOUND): New.
10162 * params.def (MIN_VECT_LOOP_BOUND): New.
10163 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10164 argument - minimum threshold for number of iterations.
10165 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10166 argument to declaration.
10167 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10168 MIN_VECT_LOOP_BOUND.
10169 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10170 slpeel_tree_peel_loop_to_edge with additional argument.
10171 (vect_do_peeling_for_alignment): Likewise.
10172 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10174 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10177 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10178 operands of size 1.
10180 2007-01-14 Jan Hubicka <jh@suse.cz>
10182 * tree-dfa.c (remove_referenced_var): New function.
10183 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10184 prune referenced vars list too.
10185 * tree-flow.h (remove_referenced_var): Declare.
10187 2007-01-14 Jan Hubicka <jh@suse.cz>
10189 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10191 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10192 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10193 * except.h (verify_eh_throw_table_statements): Kill prototype.
10194 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10195 into call exrepssions.
10196 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10198 * tree-cfg.c: Include pointer-set.h.
10199 (verify_node_sharing): Work on pointer set.
10200 (verify_eh_throw_stmt_node): New.
10201 (verify_stmts): Use pointers sets, verify throw_stmt.
10203 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10205 * ipa-reference.c (analyze_function): Consider also addresses taken
10208 2007-01-12 Roger Sayle <roger@eyesopen.com>
10210 * c-typeck.c (null_pointer_constant_p): Replace use of
10211 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10212 (build_c_cast): Likewise.
10214 2007-01-12 Roger Sayle <roger@eyesopen.com>
10216 * tree.h (force_fit_type_double): Remove unused final argument.
10217 * c-common.c (constant_expression_warning): Replace use of
10218 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10219 (convert_and_check): Likewise.
10220 (shorten_compare): Update call to force_fit_type_double.
10221 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10222 * convert.c (convert_to_pointer): Update call to
10223 force_fit_type_double.
10224 * fold-const.c (force_fit_type_double): Remove overflowed_const
10226 (int_const_binop, fold_convert_const_int_from_int,
10227 fold_convert_const_int_from_real, fold_div_compare,
10228 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10229 fold_abs_const, fold_not_const): Remove the final argument from
10230 calls to force_fit_type_double.
10232 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10234 * configure.ac: Set insn to "nop" for spu-*-* also.
10235 * configure: Regenerate.
10237 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10239 * builtins.def : Add BUILT_IN_FREE.
10241 2007-01-12 Jan Hubicka <jh@suse.cz>
10243 PR tree-optimization/30443
10244 * tree-inline.c (tree_function_versioning): Do not optimize when
10245 cloning for inlining.
10247 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10249 * doc/loop.texi: Document recording of loop exits.
10250 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10251 (update_single_exits_after_duplication,
10252 update_single_exit_for_duplicated_loop,
10253 update_single_exit_for_duplicated_loops): Removed.
10254 (duplicate_loop_to_header_edge): Do not call
10255 update_single_exits_after_duplication and
10256 update_single_exit_for_duplicated_loops.
10257 (loop_version): Do not update single_exit information.
10258 (fix_loop_structure): Use record_loop_exits instead of
10259 mark_single_exit_loops.
10260 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10261 the lists of loop exits.
10262 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10263 split_edge, merge_blocks): Update the lists of loop exits.
10264 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10265 loop_optimizer_init.
10266 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10267 of mark_single_exit_loops.
10268 (loop_optimizer_finalize): Call release_recorded_exits.
10269 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10270 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10271 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10272 update single exit information.
10273 * lambda-code.c (perfect_nestify): Ditto.
10274 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10275 (mark_single_exit_loops): Removed.
10276 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10277 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10278 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10280 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10281 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10282 (verify_loop_structure): Verify consistency of the exit lists.
10283 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10284 (set_single_exit): Removed.
10285 * cfgloop.h (struct loop_exit): New function.
10286 (struct loop): single_exit_ field replaced by exits field.
10287 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10288 (struct loops): Added exits hash.
10289 (mark_single_exit_loops, set_single_exit): Declaration removed.
10290 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10292 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10294 * doc/invoke.texi: Avoid use of @headitem.
10296 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10298 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10300 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10302 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10305 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10306 Richard Sandiford <richard@codesourcery.com>
10308 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10309 * config/m68k/m68k.opt: Resort options.
10310 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10312 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10313 Richard Sandiford <richard@codesourcery.com>
10315 * doc/invoke.texi: Document the macros that are defined by
10316 m68k's -mtune and -mhard-float options.
10317 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10318 (m68k_cpp_cpu_family): Likewise.
10319 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10320 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10321 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10322 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10323 (m68k_cpp_cpu_family): Likewise.
10325 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10327 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10328 macros besides mc68000 as tuning macros. Use a switch statement
10329 to set them and mcpu32.
10331 2007-01-12 Julian Brown <julian@codesourcery.com>
10333 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10334 (TARGET_68040_ONLY): Rename to...
10335 (TARGET_68040): ...this.
10336 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10337 * config/m68k/m68k.md: Likewise.
10339 2007-01-12 Julian Brown <julian@codesourcery.com>
10340 Nathan Sidwell <nathan@codesourcery.com>
10341 Richard Sandiford <richard@codesourcery.com>
10343 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10344 the -mcpu= argument associated with the --with-cpu setting.
10345 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10346 if different from the one implied by the -mcpu setting.
10347 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10348 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10349 * doc/invoke.texi: Mention ColdFire in the introduction to the
10350 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10351 -mno-div and -mhard-float options. Make -m68881 a synonym for
10352 -mhard-float. Document the previously-undocumented -m5206e,
10353 -m528x, -m5307 and -m5407 options. Tweak the existing option
10354 documentation for consistency.
10355 * doc/install.texi: Mention new --with-cpu arguments.
10356 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10357 default CPU if neither -mcpu nor -march are specified.
10358 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10359 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10360 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10361 using m68k_tune to decide between families that implement the
10362 same ISA. Use m68k_tune to set __mcfv4e__.
10363 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10364 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10365 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10366 (FL_ISA_C, FL_ISA_MMU): New macros.
10367 (MASK_COLDFIRE): Delete.
10368 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10369 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10370 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10371 (TARGET_HARD_FLOAT): Do not define here.
10372 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10373 (TUNE_68000): New macro.
10374 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10375 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10376 (TUNE_CFV2): Redefine in terms of m68k_tune.
10377 (uarch_type, target_device, fpu_type): New enums.
10378 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10379 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10380 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10381 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10382 (FL_FOR_isa_c): New macros.
10383 (m68k_isa): New enum.
10384 (m68k_target_selection): New structure.
10385 (all_devices, all_isas, all_microarchs): New tables.
10386 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10387 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10388 (MASK_ALL_CPU_BITS): Delete.
10389 (m68k_find_selection): New function.
10390 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10391 Map the legacy target options to a combination of the new ones.
10392 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10393 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10394 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10396 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10397 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10399 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10400 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10401 * config/m68k/m68k-devices.def: New file.
10403 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10404 Nathan Sidwell <nathan@codesourcery.com>
10406 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10407 (SUBTARGET_EXTRA_SPECS): New macros.
10408 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10409 use %(asm_cpu_spec) instead.
10410 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10411 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10412 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10413 (EXTRA_SPECS): Rename to...
10414 (SUBTARGET_EXTRA_SPECS): ...this.
10416 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10417 Richard Sandiford <richard@codesourcery.com>
10418 Julian Brown <julian@codesourcery.com>
10420 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10421 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10422 to the configuration's default CPU.
10423 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10424 Remove default masks.
10425 (m680[012]0-*-*): Set the default with_cpu to the first part of
10427 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10428 (m68k*-*-linux): Extend the --with-cpu handling to...
10429 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10430 and m68010. Don't set target_cpu_default2.
10431 * doc/install.texi: Document --with-cpu for m68k.
10432 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10433 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10434 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10435 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10436 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10437 (ASM_SPEC): Remove use of %(asm_cpu_default).
10438 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10439 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10440 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10441 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10442 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10443 (TARGET_DEFAULT): Delete.
10444 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10445 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10446 (CPP_CPU_SPEC): Delete.
10447 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10448 the appropriate string.
10449 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10450 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10451 (ASM_SPEC): Don't use %(asm_default_spec).
10452 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10453 TARGET_DEFAULT and add MASK_68881.
10454 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10456 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10458 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10459 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10460 MASK_68010 alongside MASK_68020.
10461 * doc/invoke.texi: Document -m68010.
10462 * config/m68k/m68k.opt (m68010): New.
10463 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10465 (TUNE_68010): New macro.
10466 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10467 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10468 (M68K_CPU_m68332): Add MASK_68010.
10469 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10470 fallback definition.
10471 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10473 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10474 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10475 to all entries that use MASK_68020.
10476 (output_move_simode_const, output_move_himode, output_move_qimode)
10477 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10478 instead of TARGET_68020 to select clr behavior. Remove comment
10479 about there being no TARGET_68010.
10480 * config/m68k/m68k.md: Likewise throughout.
10482 2007-01-12 Julian Brown <julian@codesourcery.com>
10484 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10485 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10486 * config/m68k/m68k.md: Likewise.
10488 2007-01-12 Julian Brown <julian@codesourcery.com>
10490 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10491 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10493 2007-01-12 Julian Brown <julian@codesourcery.com>
10495 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10496 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10497 * config/m68k/m68k.md: Likewise.
10499 2007-01-12 Julian Brown <julian@codesourcery.com>
10500 Richard Sandiford <richard@codesourcery.com>
10502 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10503 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10504 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10506 (TARGET_CPU32): Rename to...
10507 (TUNE_CPU32): ...this.
10508 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10509 (TUNE_CFV2): New macros.
10510 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10511 remove conditions that are implied by TARGET_68020.
10512 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10513 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10514 (m68k_output_function_epilogue): Likewise.
10515 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10516 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10517 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10518 non-68000 timings. Refactor multiplication and division costs.
10519 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10520 TUNE_CPU32 instead of TARGET_CPU32.
10521 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10522 and TUNE_68060 instead of TARGET_68060.
10523 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10524 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10526 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10527 && !TARGET_COLDFIRE" to choose between moveq and clr.
10528 Likewise in the unnamed movsf pattern.
10529 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10530 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10533 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10535 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10536 of tabbing before backslashes.
10538 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10540 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10541 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10542 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10544 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10546 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10547 find_interesting_uses_cond.
10548 (find_interesting_uses_cond): Use extract_cond_operands.
10549 (rewrite_use_compare): Use extract_cond_operands and
10550 force_gimple_operand_bsi. Do not call update_stmt.
10551 (determine_use_iv_cost_condition): Use extract_cond_operands.
10552 Return cheaper of using original bound and changing the exit bound.
10554 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10556 PR tree-optimization/29516
10557 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10558 most_expensive_mult_to_index, addr_to_parts,
10559 create_mem_ref, maybe_fold_tmr): Make the type of
10560 fields of TARGET_MEM_REF sizetype.
10561 (move_fixed_address_to_symbol, move_pointer_to_base):
10563 * tree.def (TARGET_MEM_REF): Add comment on types of
10566 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10568 * c-common.c (vector_types_convertible_p): Treat opaque types as
10569 always convertible if they have the same size, but not otherwise.
10571 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10573 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10574 Remove the b_unconditional field.
10575 (noce_try_sign_mask): Do not look at b_unconditional.
10576 (noce_process_if_block): Do not use merge_if_blocks. Update
10577 the CFG here. Do not set b_unconditional.
10578 (cond_move_process_if_block): Likewise.
10579 (find_cond_trap): Likewise.
10580 (check_cond_move_block): Require simple jump insns at the end
10581 of the basic block.
10583 2007-01-11 Jan Hubicka <jh@suse.cz>
10585 PR tree-optimization/1046
10586 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10587 when alias info is not ready.
10588 (pass_tail_recursion): Do not require aliasing.
10589 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10590 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10591 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10592 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10593 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10594 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10595 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10597 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10598 When aliasing is not build, mark statement as volatile.
10600 2007-01-11 Tom Tromey <tromey@redhat.com>
10602 PR preprocessor/15185, PR preprocessor/20989:
10603 * doc/cppopts.texi <-MT>: Update description of algorithm for
10604 computing default target.
10605 <-M, -MD>: Reword "basename" text.
10607 2007-01-11 Roger Sayle <roger@eyesopen.com>
10609 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10610 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10611 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10612 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10613 fold_builtin_bswap, real_constp, fold_builtin_pow,
10614 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10615 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10616 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10617 * convert.c (convert_to_pointer): Likewise.
10618 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10619 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10620 const_binop, fold_convert_const_int_from_int,
10621 fold_convert_const_int_from_real,
10622 fold_convert_const_real_from_real, sign_bit_p,
10623 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10624 fold_sign_changed_comparison, fold_unary, fold_comparison,
10625 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10626 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10627 * print-tree.c (print_node_brief, print_node): Likewise.
10628 * stor-layout.c (place_field, layout_type): Likewise.
10629 * tree-chrec.c (keep_cast): Likewise.
10630 * tree.c (build_vector, build_real, build_real_from_int_cst,
10631 build_complex): Likewise.
10633 2007-01-11 Roger Sayle <roger@eyesopen.com>
10635 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10636 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10638 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10640 * configure.ac (strict1_warn): Rename to strict_warn.
10641 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10642 cc_set_by_configure, quoted_cc_set_by_configure,
10643 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10644 all_boot_languages, all_stagestuff): Remove.
10645 (target_list): Remove bootstrap targets.
10646 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10647 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10648 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10649 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10650 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10651 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10652 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10653 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10654 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10655 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10656 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10657 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10658 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10659 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10660 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10661 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10662 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10663 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10664 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10665 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10666 (mostlyclean): Adjust.
10667 (clean, distclean): Don't mention bootstrap stuff.
10668 * configure: Regenerate.
10669 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10670 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10671 treelang/config-lang.in (stagestuff): Remove.
10672 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10673 stageprofile, stagefeedback, stagestuff): Remove mention.
10675 2007-01-11 Nick Clifton <nickc@redhat.com>
10677 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10679 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10680 (mcore_arith_K_S_operand): Run the test for the S constraint not
10681 the test for the M constraint.
10682 (mcore_addsub_operand): Do not accept integer values that are
10683 larger than 32 bits.
10684 * config/mcore/mcore.md: Remove unused constraints from split.
10685 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10686 (addsi3): Likewise.
10687 (allocate_stack): Likewise.
10688 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10689 operands to 32 bits.
10690 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10692 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10693 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10694 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10695 mcore_output_bclri, mcore_output_andn, output_inline_const,
10696 mcore_output_move, mcore_output_movedouble): Likewise.
10697 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10698 (output_inline_const): Likewise.
10699 (output_inline_const): Fix format strings used in sprintf
10701 * config/mcore/mcore-protos.h: Update prototypes for changed
10702 functions in mcore.c.
10703 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10704 HOST_WIDE_INT and not int.
10705 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10706 CONST_OK_FOR_N): Likewise.
10707 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10708 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10711 2007-01-10 Jan Hubicka <jh@suse.cz>
10713 * tree-vrp.c (remove_range_assertions): Release defs.
10714 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10715 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10717 2007-01-10 Paul Brook <paul@codesourcery.com>
10719 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10720 * config/arm/arm.md (mulsi3subsi): New insn.
10722 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10724 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10725 (tree_transform_and_unroll_loop): New.
10726 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10729 2007-01-10 Robert Kennedy <jimbob@google.com>
10731 * fold-const.c (fold_comparison): Fold comparisons like (x *
10732 1000 < 0) to (x < 0).
10734 2007-01-10 Ian Lance Taylor <iant@google.com>
10736 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10737 operands have the same priority.
10739 2007-01-10 Tom Tromey <tromey@redhat.com>
10741 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10742 (fold_binary): Likewise.
10743 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10744 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10745 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10746 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10747 * langhooks.h (struct lang_hooks): Removed field
10748 'can_use_bit_fields_p'.
10750 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10752 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10754 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10756 * function.c (get_last_funcdef_no): New function.
10757 * function.h (get_last_funcdef_no): Declare.
10758 * tree-inline.c (initialize_cfun): Add initialization.
10759 (tree_function_versioning): Cleanup.
10761 2007-01-10 Jan Hubicka <jh@suse.cz>
10763 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10766 2007-01-10 Sa Liu <saliu@de.ibm.com>
10767 Ben Elliston <bje@au.ibm.com>
10769 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10770 for SAVE_NONLOCAL and Pmode for any other save level.
10771 * spu-protos.h (spu_restore_stack_block): Declare.
10772 * spu.md (save_stack_block): Remove.
10773 (restore_stack_block): Call spu_restore_stack_block.
10774 * spu.c (spu_restore_stack_block): New function.
10775 (spu_expand_epilogue): Remove old comment.
10777 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10779 PR tree-optimization/30322
10780 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10781 (cand_value_at): Return the value as aff_tree.
10782 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10783 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10784 aff_combination_mult): New functions.
10785 (aff_combination_add): Use aff_combination_add_cst.
10786 (aff_combination_convert): Allow conversions to a wider type.
10787 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10788 * tree-affine.h (aff_combination_mult): Declare.
10790 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10792 * doc/tm.texi: Update documentation to reflect reality of exec
10793 and start file search behaviours. Update copyright year.
10794 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10795 header file directories.
10797 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10799 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10800 (*cosxf2): Rename to cosxf2_i387.
10801 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10802 using X87MODEF12 mode macro. Rename patterns to
10803 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10805 (*cosdf2, *cossf2): Ditto.
10806 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10807 to match extended input operands.
10808 (sincos<mode>3): New expander.
10809 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10810 insn patterns and corresponding splitters.
10812 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10814 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10815 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10817 2007-01-09 Nicolas Pitre <nico@cam.org>
10820 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10822 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10824 * target.h (struct gcc_target): New field library_rtti_comdat.
10825 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10826 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10827 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10828 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10830 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10832 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10834 2007-01-08 Richard Guenther <rguenther@suse.de>
10836 * tree.h (force_fit_type_double): Export.
10837 (force_fit_type): Remove.
10838 * fold-const.c (force_fit_type_double): New function.
10839 (force_fit_type): Remove.
10840 (int_const_binop): Use it.
10841 (fold_convert_const_int_from_int): Likewise.
10842 (fold_convert_const_int_from_real): Likewise.
10843 (fold_div_compare): Likewise.
10844 (fold_sign_changed_comparison): Likewise.
10845 (fold_unary): Likewise.
10846 (fold_negate_const): Likewise.
10847 (fold_abs_const): Likewise.
10848 (fold_not_const): Likewise.
10849 * c-common.c (shorten_compare): Use force_fit_type_double.
10850 * convert.c (convert_to_pointer): Likewise.
10852 2007-01-08 Richard Guenther <rguenther@suse.de>
10854 * tree.h (build_int_cst_wide_type): Export.
10855 * tree.c (build_int_cst_wide_type): New function.
10856 (build_int_cst_wide): Fix comment.
10857 * builtins.c (fold_builtin_object_size): Use build_int_cst
10858 to build -1 or 0 of the correct type. Use fit_double_type
10859 to check for overflow.
10860 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10862 (decode_field_reference): Likewise.
10863 (all_ones_mask_p): Likewise.
10864 (native_interpret_int): Use build_int_cst_wide_type.
10865 (fold_binary): Use build_int_cst_type to build an all-ones
10867 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10869 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10871 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10873 2007-01-09 Ben Elliston <bje@au.ibm.com>
10875 * genautomata.c (STATS_OPTION): New option.
10876 (stats_flag): New flag.
10877 (gen_automata_option): Handle it.
10878 (initiate_automaton_gen): Ditto.
10879 (write_automata): Output statistics only if stats_flag is
10880 set. Likewise, output time statistics only if time_flag is set.
10881 * doc/md.texi (Processor pipeline description): Document new flag.
10883 2007-01-08 Richard Guenther <rguenther@suse.de>
10885 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10886 * tree.c (build_int_cst_type): Likewise.
10887 (size_in_bytes): Don't call force_fit_type on the result.
10888 (int_fits_type_p): Use fit_double_type.
10889 * fold-const.c (fit_double_type): New function.
10890 (force_fit_type): Use it.
10891 * tree.h (fit_double_type): Export.
10893 2007-01-08 Jan Hubicka <jh@suse.cz>
10895 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10896 * ipa.c (function_and_variable_visibility): Fix return type.
10898 2007-01-08 Richard Guenther <rguenther@suse.de>
10900 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10901 of offset to build the index.
10902 * tree-pretty-print.c (dump_generic_node): Don't build negated
10903 const just for printing.
10904 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10905 * builtins.c (fold_builtin_int_roundingfn): Check if result
10906 fits the type by using force_fit_type and comparing the result.
10907 * predict.c (predict_loops): Use compare_tree_int for comparison.
10908 * tree.c (build_int_cst): Fall back to integer_type_node for
10910 (build_int_cst_wide): Assert type is non-null.
10912 2007-01-08 Roberto Costa <roberto.costa@st.com>
10914 * tree-vrp.c (extract_range_from_cond_expr): New.
10915 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10916 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10918 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10919 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10920 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10921 used as expressions.
10922 * tree-object-size.c (cond_expr_object_size): New.
10923 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10925 2007-01-08 Jan Hubicka <jh@suse.cz>
10927 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10928 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10931 2007-01-08 Richard Guenther <rguenther@suse.de>
10933 PR tree-optimization/23603
10934 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10935 (extract_range_from_binary): Fall back to truthvalue instead of
10936 varying for TRUTH_*_EXPR.
10937 (extract_range_from_comparison): Fall back to truthvalue instead of
10939 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10940 if all visited PHI values were constant.
10942 2007-01-08 Jan Hubicka <jh@suse.cz>
10944 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10945 (cgraph_analyze_function): break out from ...
10946 (cgraph_finalize_compilation_unit): ... here.
10947 (cgraph_expand_function): Remove forgoten commented out line.
10948 (cgraph_optimize): Analyze functions.
10950 2007-01-08 Jan Hubicka <jh@suse.cz>
10952 * tree-pas.h (TODO_remove_function): New flag.
10953 (TODO_update*): Renumber.
10954 (pass_ipa_increase_alignment,
10955 pass_ipa_function_and_variable_visibility): New passes.
10956 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10957 (cgraph_function_and_variable_visibility): Move to ipa.c
10958 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10959 cgraph_increase_alignment.
10960 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10961 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10962 calling tree-inline.
10963 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10964 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10965 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10966 (gate_increase_alignment): New function.
10967 (pass_ipa_increase_alignment): New pass.
10968 * ipa.c: Inline tree-pass.h and timevar.h
10969 (function_and_variable_visibility): Move here from cgraphunit.c
10970 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10971 * passes.c (init_optimization_passes): Add the two new passes.
10972 (execute_todo): Handle cgraph_remove_functions.
10974 2007-01-08 Nick Clifton <nickc@redhat.com>
10976 * config/frv/predicates.md (reg_or_0_operand): Accept
10979 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10981 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10982 * config.gcc: Add bfin*-rtems*.
10984 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10986 * c.opt: Add -flax-vector-conversions.
10987 * c-typeck.c (convert_for_assignment): Pass flag to
10988 vector_types_convertible_p to allow emission of note.
10989 (digest_init): Likewise.
10990 * c-opts.c: Handle -flax-vector-conversions.
10991 * c-common.c (flag_lax_vector_conversions): New.
10992 (vector_types_convertible_p): Unless -flax-vector conversions
10993 has been passed, disallow conversions between vectors with
10994 differing numbers of subparts and/or element types. If such
10995 a conversion is disallowed, possibly emit a note on the first
10996 occasion only to inform the user of -flax-vector-conversions.
10997 The new last argument specifies this.
10998 * c-common.h (flag_lax_vector_conversions): New.
10999 (vector_types_convertible_p): Add extra argument.
11000 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11001 char_type_node for V*QI type vectors.
11002 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11003 Update to satisfy new typechecking rules.
11004 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11005 C and C++ variants.
11006 * doc/invoke.texi (C Dialect Options): Document
11007 -flax-vector-conversions.
11009 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11011 PR tree-optimization/29877
11012 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11013 a register variable on the RHS to not be replaceable.
11015 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11016 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11017 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11018 const_simm15, const_pow2, const_npow2): Added.
11019 * config/score/misc.md (insv, extv, extzv, movmemsi,
11020 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11021 * config/score/score.c (score_address_cost, score_select_cc_mode):
11023 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11024 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11025 Update score_print_operand.
11026 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11027 Adjust register allocate order and update some macro define.
11028 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11029 mdx_block_move_straight, mdx_block_move_loop_head,
11030 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11031 mdx_block_move): Added.
11032 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11033 mdp_limm): Updated and fix some bug and typo.
11034 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11035 (movsf, movdf, doloop_end): Added.
11037 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11039 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11040 config/arm/thumb2.md: Fix comment typos.
11041 * doc/extend.texi: Fix a typo.
11043 2007-01-07 Eric Christopher <echristo@apple.com>
11045 * configure.ac: Check for __stack_chk_fail for darwin.
11046 * configure: Regenerate.
11048 2007-01-07 Richard Guenther <rguenther@suse.de>
11050 * tree-vrp.c (extract_range_from_assert): CSE calls to
11051 compare_values where possible.
11052 (extract_range_from_unary_expr): Likewise.
11054 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11056 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11057 * config/avr/avr.c (call_insn_operand): Delete function.
11058 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11059 instead of register number. Use predicates.
11060 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11061 call_insn_operand): Add.
11063 2007-01-06 Jan Hubicka <jh@suse.cz>
11065 * tree-pass.h (pass_build_cgraph_edges): Declare.
11066 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11067 (visited_nodes): Remove.
11068 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11069 build_cgrpah_edges; make visited_nodes local.
11070 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11071 (record_references_in_initializer): Move to cgraphbuild.c
11072 (initialize_inline_failed, rebuild_cgraph_edges,
11073 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11074 (verify_cgraph_node): Make visited_nodes local.
11075 (cgraph_analyze_function): Do not call cgraph_create_edges and
11076 initialize_inline_failed.
11077 (cgraph_expand_function): Do not call cgraph_lower_function;
11078 assert that function is already lowered.
11079 * Makefile.in (cgraphbuild.o): New.
11080 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11081 at the end of lowering passes.
11083 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11085 * ifcvt.c (cond_move_convert_if_block): New function, code
11086 factored out from...
11087 (cond_move_process_if_block): ...here. Call the new function
11088 on the THEN and ELSE blocks.
11089 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11090 already takes care of this.
11092 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11095 * tree.h (TREE_OVERFLOW_P): New.
11096 * c-typeck.c (parser_build_unary_op): Warn only if result
11097 overflowed and operands did not.
11098 (parser_build_binary_op): Likewise.
11099 (convert_for_assignment): Remove redundant overflow_warning.
11100 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11102 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11104 * c-typeck.c (store_init_value): Split over two lines to follow
11105 the GNU coding style.
11107 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11109 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11110 __GXX_EXPERIMENTAL_CXX0X__.
11111 * doc/cpp.texi: Same.
11113 2007-01-05 Richard Guenther <rguenther@suse.de>
11115 PR middle-end/27826
11116 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11117 with mismatched types. Instead explicitly build a
11118 conversion NOP_EXPR.
11120 2007-01-05 Ian Lance Taylor <iant@google.com>
11122 * c-common.c (decl_with_nonnull_addr_p): New function.
11123 (c_common_truthvalue_conversion): Call it.
11124 * c-typeck.c (build_binary_op): Likewise.
11125 * c-common.h (decl_with_nonnull_addr_p): Declare.
11127 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11130 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11133 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11135 * doc/install.texi (Final install): Document the fact that
11136 the GNAT runtime should not be stripped.
11138 2007-01-04 Jan Hubicka <jh@suse.cz>
11140 * tree-inline.c (fold_marked_statements): Update operand caches
11141 and EH after folding
11143 2007-01-04 Ian Lance Taylor <iant@google.com>
11145 * c-common.c (check_function_nonnull): Whitespace fix.
11147 2007-01-04 Jan Hubicka <jh@suse.cz>
11149 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11150 comitted older version of patch.
11151 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11152 function, celanup cfg and collect garbage.
11154 2007-01-04 Mike Stump <mrs@apple.com>
11156 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11159 2007-01-04 Eric Christopher <echristo@apple.com>
11161 * libgcc2.c (__bswapsi2): Use SItype.
11162 (__bswapdi2): Use DItype.
11163 * libgcc2.h: Update for above.
11165 2007-01-04 Paul Brook <paul@codesourcery.com>
11167 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11168 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11169 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11170 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11171 umulsi3_highpart): Make conditional on !arm_arch6.
11172 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11173 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11174 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11175 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11176 umulsi3_highpart_v6): New insns.
11178 2007-01-04 Roger Sayle <roger@eyesopen.com>
11180 * fold-const.c (fold_convert): When casting an expression to void,
11181 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11182 have a type. Instead of attempting to build a NOP_EXPR, return
11183 these "special" trees directly.
11185 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11187 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11188 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11189 rs6000_cost->fp not 0 as adjustment for outer NEG.
11191 2007-01-04 Jan Hubicka <jh@suse.cz>
11193 * cgraph.c (cgraph_release_function_body): New function.
11194 (cgraph_remove_node): Use it.
11195 * cgraph.h (cgraph_release_function_body): Declare.
11196 * cgraphunit.c (cgraph_expand_function): Use it.
11197 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11198 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11199 is initialized and while compilation of other function is running.
11200 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11201 statement CFG annotations from here to ...
11202 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11204 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11206 * cfgloop.h (enum li_flags): Make the constants powers of two.
11208 2007-01-04 Jan Hubicka <jh@suse.cz>
11210 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11212 (fold_marked_statements): New function.
11213 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11214 * tree-inline.h (copy_body_data): Add statements_to_fold.
11216 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11218 * config.gcc: Mention libgcc/config.host.
11219 * Makefile.in: Update comments mentioning libgcc.
11220 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11221 (all.cross, start.encap, rest.encap, rest.cross): Update
11222 dependencies for libgcc move.
11223 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11224 (clean-target, clean-target-libgcc): Delete.
11225 (srcdirify, GCC_EXTRA_PARTS): New macros.
11226 (libgcc-support, libgcc.mvars): New rules.
11227 (distclean): Remove mention of mklibgcc.
11228 (install): Don't reference INSTALL_LIBGCC.
11229 (install-common): Don't reference EXTRA_PARTS.
11230 (install-libgcc, install-multilib): Delete rules.
11231 * mklibgcc.in: Delete file.
11232 * doc/configfiles.texi: Don't mention mklibgcc.
11234 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11235 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11236 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11237 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11238 (mklibgcc, ldblspecs): Likewise.
11240 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11241 (posixpre.def): Use $(T).
11242 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11243 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11244 (SHLIB_LINK): Make dummy.
11245 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11247 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11249 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11250 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11251 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11252 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11254 * configure.ac (all_outputs): Remove mklibgcc.
11255 * configure: Regenerated.
11257 2007-01-03 Josh Conner <jconner@apple.com>
11259 PR middle-end/29683
11260 * calls.c (compute_argument_addresses): Set stack and stack_slot
11261 for partial args, too.
11262 (store_one_arg): Use locate.size.constant for the size when
11263 generating a save_area.
11265 2007-01-03 Robert Kennedy <jimbob@google.com>
11267 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11268 whose definitions are deleted due to basic block merging.
11270 2007-01-03 Paul Brook <paul@codesourcery.com>
11273 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11275 (use_return_insn): Return 0 for Thumb interrupt functions.
11276 (print_multi_reg): Add rfe argument for IRQ returns.
11277 (arm_output_epilogue): Pop interrupt return address directly into PC.
11278 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11280 2007-01-03 Paul Brook <paul@codesourcery.com>
11282 Merge from sourcerygxx-4_1.
11283 * config/arm/thumb2.md: New file.
11284 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11286 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11287 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11288 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11289 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11291 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11292 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11294 * config/arm/ieee754-sf.S: Ditto.
11295 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11296 (thumb1_base_register_rtx_p): ... to this.
11297 (thumb_index_register_rtx_p): Rename...
11298 (thumb1_index_register_rtx_p): ... to this.
11299 (thumb_output_function_prologue): Rename...
11300 (thumb1_output_function_prologue): ... to this.
11301 (thumb_legitimate_address_p): Rename...
11302 (thumb1_legitimate_address_p): ... to this.
11303 (thumb_rtx_costs): Rename...
11304 (thumb1_rtx_costs): ... to this.
11305 (thumb_compute_save_reg_mask): Rename...
11306 (thumb1_compute_save_reg_mask): ... to this.
11307 (thumb_final_prescan_insn): Rename...
11308 (thumb1_final_prescan_insn): ... to this.
11309 (thumb_expand_epilogue): Rename...
11310 (thumb1_expand_epilogue): ... to this.
11311 (arm_unwind_emit_stm): Rename...
11312 (arm_unwind_emit_sequence): ... to this.
11313 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11314 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11315 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11316 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11317 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11318 thumb2_output_casesi): New functions.
11319 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11320 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11321 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11322 THUMB2_WORK_REGS): Define.
11323 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11324 arm_condexec_mask, arm_condexec_masklen)): New variables.
11325 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11326 (arm_override_options): Check new CPU capabilities.
11327 Set new architecture flag variables.
11328 (arm_isr_value): Handle v7m interrupt functions.
11329 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11331 (const_ok_for_arm): Handle Thumb-2 constants.
11332 (arm_gen_constant): Ditto. Use movw when available.
11333 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11335 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11336 (thumb_find_work_register, arm_load_pic_register,
11337 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11338 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11339 print_multi_reg, output_mov_long_double_fpa_from_arm,
11340 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11341 output_mov_double_fpa_from_arm, output_move_double,
11342 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11343 output_return_instruction, arm_output_function_prologue,
11344 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11345 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11346 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11347 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11348 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11349 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11351 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11352 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11353 (arm_file_start): Output directive for unified syntax.
11354 (arm_unwind_emit_set): Handle stack alignment instruction.
11355 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11356 Add v6t2, v7, v7a, v7r and v7m.
11357 (RETLDM): Add Thumb-2 code.
11358 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11359 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11360 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11361 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11362 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11363 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11364 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11365 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11366 ADJUST_INSN_LENGTH): Define.
11367 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11368 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11369 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11370 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11371 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11372 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11373 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11374 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11375 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11376 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11377 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11378 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11379 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11380 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11381 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11382 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11383 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11385 * config/arm/arm-tune.md: Regenerate.
11386 * config/arm/arm-protos.h: Update prototypes.
11387 * config/arm/vfp.md: Enable patterns for Thumb-2.
11388 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11389 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11390 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11391 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11392 * config/arm/libunwind.S: Add Thumb-2 code.
11393 * config/arm/constraints.md: Update include Thumb-2.
11394 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11395 * config/arm/ieee754-df.S: Ditto.
11396 * config/arm/bpabi.S: Ditto.
11397 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11398 * config/arm/predicates.md (low_register_operand,
11399 low_reg_or_int_operand, thumb_16bit_operator): New.
11400 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11401 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11402 * config/arm/t-arm-elf: Add armv7 multilib.
11403 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11405 (UNSPEC_STACK_ALIGN, ce_count): New.
11406 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11407 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11409 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11410 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11411 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11412 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11413 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11414 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11416 * doc/extend.texi: Document ARMv7-M interrupt functions.
11417 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11419 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11421 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11422 (struct _Unwind_Context): Rename args_size to flags, remove
11423 signal_frame field, add a new args_size field and version field.
11424 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11425 _Unwind_IsExtendedContext): New inline functions.
11426 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11427 Assume by_value array is only present if _Unwind_IsExtendedContext.
11428 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11429 _Unwind_IsSignalFrame.
11430 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11431 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11432 (uw_init_context_1): Initialize context->flags to
11433 EXTENDED_CONTEXT_BIT.
11434 * config/rs6000/linux-unwind.h (frob_update_context): Use
11435 _Unwind_SetSignalFrame.
11437 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11439 PR middle-end/30353
11440 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11441 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11444 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11446 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11447 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11448 RET, AT_SP): Remove.
11449 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11452 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11453 * cfgbuild.c (find_basic_blocks): Likewise.
11454 * cfgrtl.c (rtl_create_basic_block): Likewise.
11455 * function.c (temp_slots_at_level): Likewise.
11456 * reg-stack.c (stack_regs_mentioned): Likewise.
11457 * regclass.c (allocate_reg_info): Likewise.
11458 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11459 set_bb_for_stmt, move_block_to_fn): Likewise.
11460 * tree-complex.c (tree_lower_complex): Likewise.
11461 * vec.h (VEC_safe_grow_cleared): New.
11463 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11465 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11467 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11468 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11470 * cfgloopmanip.c (scale_loop_frequencies): Export.
11471 (loopify): Scale the frequencies by prescribed coefficients.
11472 (set_zero_probability): New function.
11473 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11474 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11475 and frequencies according to arguments.
11476 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11478 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11479 * modulo-sched.c (sms_schedule): Set probabilities for entering
11480 versioned loop correctly.
11481 * tree-vect-transform.c (vect_transform_loop): Ditto.
11482 * cfgloop.h (loopify, loop_version): Declaration changed.
11483 (scale_loop_frequencies): Declared.
11485 2007-01-02 Jan Hubicka <jh@suse.cz>
11487 * cgraph.c: Include tree-flow.h
11488 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11489 early_local_passes.
11490 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11491 * tree-pass.h (pass_all_early_optimizations): Declare.
11492 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11493 early_local_passes.
11494 (cgraph_analyze_function): Do early_local_passes.
11495 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11496 Do not add referenced vars.
11497 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11499 (gate_all_early_local_passes): New gate.
11500 (pass_early_local_passes): Use new gate.
11501 (execute_early_local_optimizations): New functions.
11502 (gate_all_early_optimizations): New gate.
11503 (pass_all_early_optimizations): New pass.
11504 (execute_free_datastructures): Free SSA only when initialized.
11505 (gate_init_datastructures): Init only when optimizing.
11506 (tree_lowering_passes): Do early local passes when called late.
11507 * tree-profile.c (do_tree_profiling): Don't profile functions added
11509 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11510 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11512 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11513 during early_local_passes.
11514 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11517 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11519 * Makefile.in: Update copyright year.
11521 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11523 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11524 in $(lang_checks) and check-consistency targets.
11526 2007-01-02 Jan Hubicka <jh@suse.cz>
11528 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11529 Do not add referenced vars.
11530 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11532 * passes.c (init_optimization_passes): Put mudflap_2 after
11533 free_datastructures.
11535 2007-01-02 Jan Hubicka <jh@suse.cz>
11537 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11538 Set NOTHROW flag on call statements proved to be nothrow.
11539 Update statement of local calls so new pure/const functions are
11540 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11542 (tree_rest_of_compilation): Register hooks and initialize bitmap
11543 early. Do not set after_inlining flag.
11545 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11547 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11548 HOST_BITS_PER_LONGLONG
11550 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11553 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11554 warning for non-static initializers.
11556 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11558 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11559 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11560 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11561 Always use set_unique_reg_note to add REG_EQUAL notes.
11563 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11566 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11568 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11569 * cfgbuild.c (find_basic_blocks): Likewise.
11570 * cfgrtl.c (rtl_create_basic_block): Likewise.
11571 * function.c (temp_slots_at_level): Likewise.
11572 * reg-stack.c (stack_regs_mentioned): Likewise.
11573 * regclass.c (allocate_reg_info): Likewise.
11574 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11575 set_bb_for_stmt, move_block_to_fn): Likewise.
11576 * tree-complex.c (tree_lower_complex): Likewise.
11577 * vec.h (VEC_safe_grow_cleared): New.
11579 2007-01-02 Ian Lance Taylor <iant@google.com>
11581 * c-common.c (c_common_truthvalue_conversion): When warning about
11582 using an assignment as a truth value, set TREE_NO_WARNING.
11584 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11587 * c.opt (Wold-style-declaration): New.
11588 * doc/invoke.texi (C-only Warning Options): New.
11589 (Wold-style-declaration): Document it.
11590 (Wextra): Enabled by -Wextra.
11591 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11592 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11593 -Wold-style-declaration.
11595 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11597 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11598 * cfgbuild.c (find_basic_blocks): Likewise.
11599 * cfgrtl.c (rtl_create_basic_block): Likewise.
11600 * function.c (temp_slots_at_level): Likewise.
11601 * reg-stack.c (stack_regs_mentioned): Likewise.
11602 * regclass.c (allocate_reg_info): Likewise.
11603 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11604 set_bb_for_stmt, move_block_to_fn): Likewise.
11605 * tree-complex.c (tree_lower_complex): Likewise.
11606 * vec.h (VEC_safe_grow_cleared): New.
11608 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11610 * c-common.c (c_common_nodes_and_builtins): Since variants of
11611 void_type_node get built before it is given a name, we need to
11612 give those variants the name, too.
11613 (complete_array_type): We need to work with the canonical main
11614 type of the array, from which we will build the qualified version.
11615 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11616 * print-tree.c (print_node): Display canonical type information
11618 * stor-layout.c (layout_type): When we don't know the
11619 alignment of a type for which we're building an array, we end up
11620 guessing wrong, so make the type require structural equality.
11621 * tree.c (make_node_stat): When we build a new type, it is its
11622 own canonical type.
11623 (build_type_attribute_qual_variant): When building an attribute
11624 variant, its canonical type is the non-attribute variant. However,
11625 if the attributes are target-dependent and they differ, we need to
11626 use structural equality checks for this type.
11627 (build_qualified_type): A qualified type is not equivalent to its
11628 unqualified variant; set the canonical type appropriately.
11629 (build_distinct_type_copy): When building a distinct type from
11630 another type, the new type is its own canonical type.
11631 (build_variant_type_copy): When building a new type variant, we
11632 assume that it is equivalent to the original type.
11633 (build_pointer_type_for_mode): When building a pointer type, also
11634 build a canonical type pointer.
11635 (build_reference_type_for_mode): When building a reference type,
11636 also build a canonical type reference.
11637 (build_index_type): When we can't hash an index type (e.g.,
11638 because its maximum value is negative), the index type requires
11639 structural equality tests.
11640 (build_array_type): Build the canonical form of an array type.
11641 (build_function_type): Function types require structural equality,
11642 because they contain default arguments, attributes, etc.
11643 (build_method_type_directly): Ditto for method types.
11644 (build_offset_type): Build the canonical offset type.
11645 (build_complex_type): Build the canonical vector type.
11646 (make_vector_type): Build the canonical vector type.
11647 * tree.h (TYPE_CANONICAL): New.
11648 (TYPE_STRUCTURAL_EQUALITY_P): New.
11649 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11650 (struct tree_type): Added "canonical" field.
11651 * params.h (VERIFY_CANONICAL_TYPES): New.
11652 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11653 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11654 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11655 * doc/invoke.texi (verify-canonical-types): Document --param
11656 parameter for verifying canonical types.
11658 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11660 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11661 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11662 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11663 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11665 * config/rs6000/e500.h: New.
11666 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11667 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11669 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11670 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11671 TARGET_E500_DOUBLE): Remove.
11672 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11673 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11674 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11675 * config/rs6000/rs6000.c (rs6000_override_options): Use
11676 CHECK_E500_OPTIONS.
11678 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11680 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11681 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11682 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11683 rs6000_emit_cmove): Don't check TARGET_E500.
11684 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11685 sordered): Don't check TARGET_E500.
11687 2007-01-01 Eric Christopher <echristo@apple.com>
11689 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11690 HARD_REGISTER_NUM_P.
11692 2007-01-01 Roger Sayle <roger@eyesopen.com>
11694 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11695 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11696 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11699 2007-01-01 Mike Stump <mrs@apple.com>
11701 * configure.ac: Remove support for building with Apple's gcc-3.1.
11703 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11705 PR middle-end/30311
11706 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11707 REG is a hard register. Do not modify REG before calling
11709 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11710 multiple of the size of YMODE for certain lowpart cases.
11712 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11714 PR middle-end/30253
11715 * gimplify (voidify_wrapper_expr): Update for
11716 GIMPLE_MODIFY_STMT.
11718 2007-01-01 Andreas Schwab <schwab@suse.de>
11721 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11722 save of BR0 in extra_spill_size instead of spill_size.
11723 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11725 (ia64_expand_epilogue): Restore BR0 from its new location.
11727 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11729 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11730 Use a temporary variable if the left hand side is not a gimple
11733 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11735 * gimplify.c (gimplify_return_expr): Make the temporary variable
11736 for the return expression, a gimple register variable.
11738 2007-01-01 Jan Hubicka <jh@suse.cz>
11740 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11743 2007-01-01 Mike Stump <mrs@apple.com>
11745 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11747 * config/darwin.c (machopic_select_rtx_section): Use
11748 HAVE_GAS_LITERAL16.
11749 (darwin_mergeable_constant_section): Likewise.
11750 * configure: Regenerate.
11751 * config.in: Regenerate.
11753 2007-01-01 Jan Hubicka <jh@suse.cz>
11754 Andrew Pinski <pinskia@gmail.com>
11756 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11757 before starting IPA passes.